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Home My WebLink AboutCalista Region Energy Needs Study Part I Final Report Vol. 3 (Appendix B) 2002CALISTA REGION ENERGY NEEDS STUDY PART I NUVISTA LIGHT & POWER , INC. 301 Calista Court Anchorage, Alaska FINAL REPORT VOLUME 3 (APPENDIX B) July 1, 2002 Frank J. Bettine, P.E., Esq. 1120 E. Huffman Road, PMB 343 Anchorage, AK 99515 (907). 336-2335 APPENDIX B B. 1 ECONOMIC EVALUATION OF ALTERNATIVE POWER SUPPLY PLANS Village Power Supply Alternative 1. A. E. F. Power Purchased from Bethel Utilities Diesel Generation + Waste Heat Recovery with and without Wind Generation B. Micro Turbine Generation + Waste Heat Recovery Cc: D. Centralized Power Plant at Bethel + SWGR_ Transmission Fuel Cell Generation + Waste Heat Recovery System i. Coal Fired Generation with and without Wind Generation ii. Combustion Turbine Generation Centralized Power Plant at Bethel + 3-Phase Power Line Donlin Creek Mine Site Generation Alternatives VILLAGE POWER SUPPLY ALTERNATIVE DIESEL GENERATION +WASTE HEAT RECOVERY WITH & WITHOUT WIND GENERATION WITH WIND GENERATION Summary - Continued Diesel Gen. In Villages+W.H. Capture+Wind Gen. Yeer Akiachak kWh Seles Power Costs Akiak kWh Sales Power Costs Aniak kWh Sales Power Costs Atmautiuak kWh Sales Power Costs Chefornak kWh Sales Power Costs Kipnuk kWh Sales Power Costs Kongiganak kWh Seles Power Costs Kotlik kWh Sales Power Costs Kwethiuk kWh Seles Power Costs Kwagillingok kWh Sales Power Costs Napaskiak kWh Sales Power Costs Newtok kWh Sales Power Costs Nightmute kWh Sales Power Costs ‘Sheldon Point kWh Sales Power Costs Tuluksak kWh Seles Power Costs Tuntutullak kWh Sales Power Costs Alakanuk kWh Sales Power Costs (Chevak kWh Sales Power Costs Eek kWh Sales Power Costs Emmonek kWh Sales Power Costs Goodnews Bay 2005 1,082,066 90.439 923703 90.245 2658927 $0.504 645651 $0.308 645651 90.249 1677698 $0.180 821063 90.243 1523211 $0.270 1197162 90.264 540767 90.309 771282 $0.384 425355, $0.641 486696 90.332 507514 90.219 471944 $0.320 $0.304 90.358 1779473 90.335 654129 $0.347 2764251 90.358 2008 1,129,789 90.455 956589 $0.254 2729673 90.524 677828 90.317 677828 $0.256 1728711 $0,186 852816 90.251 1576813 $0.279 1245071 90.273 586074 $0.320 804398 $0.308 447160 90.668 507208 90.344 525712 $0.26 499187 $0.329 857791 $0315 1651983 $0.371 1842443 90.347 672005 $0.359 2845863 $0.372 2007 1,168,135 90.472 990035 90.263 2801255 90.544 710784 90.328 710784 $0,264 1780475 $0.193 885167 90.259 1631324 $0,289 1293905 $0.283 571529 90.331 838210 $0.413 469509 90.691 528137 90.356 544210 90.234 627141 90.330 887136 90.327 1698928 $0.385 1908503 90.360 690107 90.373 2928619 90.385, 1,207,108 ‘$0.489 1024042 $0.272 (2873675 90.565 744519 $0.340 744519 $0.273 1832902 $0.190 918115 ‘$0.267 1686744 $0.290 1343664 $0.293 587130 $0.43 872718 $0.428 492402 90.718 549484 $0.369 563010 90.242 90.349 916975 90.330 1746523 $0.399 1971655 $0.373 706436 90.386 3012518 ‘$0.400 1,246,700 90.508 1058608 $0.282 2946932 $0.587 779032 $0.352 779032 $0.28 1886261 $0,208 951661 $0.276 1743074 $0.308 1394349 $0.304 $0.355 907822 90.444 515839 90.746 571250 $0.383 582112 $0.250 585186 ‘$0.360 947308 $0.352 1784770 $0.414 2037897 $0.387 ‘$0.400 3097562 90.415 2010 1,286,919 $0.526 1093734 90.293 3021027 $0.609 814324 $0.365 814324 ‘$0.280 1940281 $0.213 90.285 1800313 $0.320 1445959 90.314 618772 90.368 $0.460 90.774 601514 90.259 615276 $0.371 978134 90.365 1843667 $0.430 2105229 ‘$0.402 745715 90.415 3183750 $0.430 2011 1,327,761 90.546 1120421 $0.303 90.633 90.377 $0.300 1995054 90.221 1020543 90.295 1858462 $0.331 1498495, $0.328 634813 90.381 960418 $0.477 $0.804 616008 90.411 621218 90.288 646079 90.383 1009453 $0.379 1893215 90.446 2173852 90.417 90.431 3271062 $0.446 1,369,228 90.568 1165667 90.315 3171728 $0.658 687244 $0.301 887244 $0,300 90.229 1055881 $0.305 1917520 90.343 1551955 90.337 651001 90.305 1017709 90.495 580414 90.835 630061 90.426 641224 90.278 677593 $0.305 1041265 $0.393 1943413 $0.463 2243168 $0.432 784019 90.447 90.463 2013 1,411,318 $0.589 1202473 90.217 3248335 90.684 924872 $0.407 924872 90.321 2106855, $0.238 1091816 90.317 1977487 90.357 1606341 90.381 667335 $0411 1055697 90.515 615027 90.870 662501 90.443 661530 $0.290 700820 90.409 1073571 $0.409 2313771 90.450 803482 $0.465 3449178 90.482 2014 1,454,032 90.611 1239840 $0.217 90.711 90.422 90.332 2163884 90.246 1128348 90.327 $0.370 1661653 $0.364 683816 90.426 1084381 90.535 641184 $0.904 686361 $0.450 682138 $0.200 742788 ‘$0.422 1106370 $0.425 $0.500 90.467 823171 ‘$0,482 2015 1,497,371 90.634 1277768 0.218 90.738 1002464 90.437 1002464 $0.343 2221665 $0.255 1165477 $0.338 2100149 90.383 1717889 90.377 700444 90.441 1133761 $0.554 667685 90.930 710639 90.476 $0.310 90.436 1139662 90.441 2087912 $0.518 2458262 $0.484 90.500 3631850 $0.519 2016 1,841,333 90.658 1316252 $0.218 483179 $0.767 1042429 $0.453 1042429 $0.364 (2280197 90.264 1203204 $0.350 2162845 $0.396 1775051 90.390 717218 90.457 1173837 90.575 695129 $0.975 $0.493 90.321 810771 $0.450 1173448 90.457 2150713 90.638 2532129 $0.502 90.519 2017 1,585,920 90.683 1355299 90.218 3663135 90.797 1083171 90.469 1083171 90.366 $0.273 1241528 90.362 90.411 1833130 90.404 734130 90.474 1214609 $0.597 722918 $1.013 760451 90.511 745770 90.333 $0.465 1207727 $0.475 2204165 $0.560 $0,521 3819007 90.550 2018 1,631,130 90.708 1394905 90.219 90.828 1124693 90.486 1124683 90.379 2399519 $0.283 1280449 90.375 $0.428 18692151 90.419 751207 90.491 1256077 90.619 751251 $1.053 $0.530 767584 90.345 881632 $0.480 1242500 $0.493 2258268 $0.580 2683154 90.541 904194 $0.558 3014437 ‘$0.580 2019 1,676,965 90.736 1436071 90.219 $0.860 1166903 $0.504 1166983 90.362 90.283 1319968 30.388 90.441 1952089 90.434 768421 $0.500 1298240 90.642 780128 $1,004 811938 ‘$0,550 789698 $0.357 918130 $0.496 1277765 90.511 2313021 ‘$0,602 90.561 925016 $0.579 4010821 ‘$0.602 1,723,423 90.763 1475798 90.219 1210071 $0.622 1210071 90.405 2521848 90.303 1360084 $0.401 2422719 $0.457 2012953 $0.450 785782 $0,528 1341100 $0.666 809549 $1.136 836310 $0.570 812114 $0.370 965341 $0.513 1313524 90.531 2368425 $0.625 2838542 90.582 946066 90.601 4108549 $0625 kWh Sales Power Costs ‘Hooper Bay kWh Sales Power Costs Kasigiuk Nunapitchuk kWh Sales Power Costs Marshall kWh Sales Power Costs kWh Sales Power Costs. M Vilage kWh Sales Power Costs Pilot Station kWh Sales Power Costs Quinhagak kWh Sales Power Costs Russian Mssion kWh Sales Power Costs ‘Scammon Bay kWh Sales Power Costs St Marys Pitkas Point kWh Seles Power Costs Toksook Bay kWh Sales Power Costs kWh Sales Power Costs Kalskag Upper Lower kWh Sales Power Costs Akiachak sales*cost kwhs Aklak sales*cost kwhs Aniak sales*cost kwhs Atmautiuak sales*cost kwhs ‘Chefornak ‘sales*cost kwhs: sales*cost kwhs Kongiganak sales*cost 713306 $0.353 2633178 90.337 $0.392 1031541 ‘$0.400 $0.342 (2583417 $0.392 1403053 $0.408 1353988 $0.343 749570 $0.408 1142656 $0.302 $0,307 1315658 $0.46 765968.0526 $0.342 1163633 ‘90.407 $479,217 1,092,068 $226,240 923,703 $1,341,030 2,658,927 $197,889 645,651 $160,820 645,651 $302,503 1,677,698 $199,253 821,063 733909 90.366 2727370 $0.49 2751829 $0.406 1053859 90.416 838546 $0.354 2642799 $0.407 1451609 $0.423 1396828 $0.356 776896 $0.423 1188382 $0.407 2894801 $0.412 1359764 $0.350 769918.5658. $0.355 1202055 90.423 $514,065 1,129,789 $242,751 956,589 $1,429,749 2,729,673 $215,119 677,828 $173,822 677,828 $322,230 1,728,711 $213,740 852,816 754808 $0.379 (2823199 $0.362 2844891 90.421 1076414 90.432 851160 90.367 2702856 $0.422 1500986 $0.430 1440333 90.369 804707 90.430 1234980 $0.422 2953628 90.427 1404595 90.372 773869.079 $0.368 1241096 $0.439 $551,174 1,168,135, $260,333 990,035 $1,523,823 2,801,255 $233,385 710,784 $187,960 710,784 $343,152 1,780,475 $228,949 885,167 775996 $0.393, 2920666 90.375 2939487 90.437 1099206 $0.449 863865 $0,381 2763587 $0.437 1551184 $0.456 1484501 $0.382 833003 $0.456 1282450 90.438 3013037 90.442 1450161 90.385 777819.592 90.381 1280756 90.456 $690,677 1,207,106 $279,050 1,024,042 $1,623,553 2,873,675 $253,189 744,519 $202,898 744,519 $965,549 1,832,992 $245,146 918,115 797479 $0.407 3019770 $0.380 3035616 $0.453 1122236 $0.468 876660 $0.395 2824993 $0.454 1602203 $0.473 1529334 $0.306 861784 $0.473 1330782 90.336 3073027 90.458 1496432 $0.39 781770.105, $0.305 1321036 90.474 $632,717 1,246,700 $1,729,257 2,946,932 $274,194 779,032 $219,004 779,032 ‘$389,071 1,886,261 $262,601 951,661 819256 90.422 3120511 ‘$0.403 3133278 $0.470 1145503 $0.485 $0.410 (2887074 $0.471 1654044 $0.492 1574830 90.411 891051 $0.492 1380008 $0.348 3133506 90.475 1543439 90.414 785720.618 90.410 1361932 ‘90.492 $677,443 1,286,919 $320,157 1,093,734 $1,841,270 3,021,027 $296,913 814,324 $236,203 814,324 $414,005 1,940,281 ‘$280,955 985,803 841326 90.437 90.418 3232474 90.487 1169008 $0.503 902522 90.428 2849830 $0.488 1708708 90.510 1620991 90.426 920803 $0.510 1430082 90.361 3194751 $0.492 1591172 90.429 789671.1316 90.425 1403448 90.511 $725,012 1,327,761 $342,602 1,120,421 $1,950,043 3,095,959 $321,020 850,395 $254,716 850,395, $440,641 1,995,054 $300,697 1,020,543 90.453 3326905 90.433 3333203 90.506 1192750 90.523 815589 $0.442 3013260 $0.507 1760190 $0.530 1667815 90.442 051041 $0.530 1481060 90.374 3256485 $0.510 1639629 $0.444 793621.6447 $0.440 1445583 $0.631 $776,582 1,369,228 $366,650 1,165,667 ‘$2,085,650 3,171,728 $347,036 887,244 $274,289 887,244 $468,643 2,050,579 $321,685 1,055,881 90.471 3432550 $0.451 438465, 90.526 1216729 90.545 928747 $0.450 3077365 $0.527 1814495, $0.562 1715304 $0.460 981763 $0.552 1532681 $0.388 3318800 $0.530 1688812 90.462 797572.1579 90.458 1488336 90.553 $831,504 1,411,318 $260,781 1,202,473 $2,223,140 3,248,335 $376,725 924,872 ‘$297,288 924,872 $501,608 2,108,855 $345,648 1,091,816 3539649 $0.467 3539261 $0.546 1240946 $0.566 941996, $0.477 3142145, $0.547 1869621 $0.573 1763456 $0.477 1012972 $0.573 1585583 $0.402 3381697 $0.560 1738720 $0.479 801522.6711 90.475 1531708 90.574 $888,747 1,454,032 $260,272 1,230,840 $2,364,136 3,325,779 $406,271 963,279 $319,871 963,279 $533,053 2,163,884 $369,369 1,128,348 932539 $0.508 3648777 $0.485 3644590 $0,568 1265399 $0.588 955335, $0.495 3207599 $0.567 1925569 $0.504 1812273 90.494 1044665, 90.594 1639157 90.417 3445175 $0.570 1789354 $0.497 805473. 1842 $0.492 1575698 $0.506 $949,467 1,497,371 $277,932 1,277,768 $2,513,400 3,404,060 $438,066 1,002,464 $343,975 1,002,464 $568,358 2,221,665 $394,360 1,165,477 956075, 90.525 3758342 90.503 3751453 90.588 1290091 90.611 90.513 3273728 90.588 1982337 90.617 1861763 90.513 1076844 $0.617 1693603 90.432 3509234 $0.591 1840713 $0.515 809423.6074 $0.510 1620308 $0.620 $1,013,958 1,541,333 ‘$286,761 1,316,252 $2,671,301 3,483,179 $472,027 1,042,429 $360,486 1,042,429 $801,833 2,280,197 $421,129 1,203,204 979905, 90.544 3871545 $0.521 3859848 $0.610 1315019 $0,635 982285, $0.633 3340831 $0611 2039928 $0.641 1911898 $0.532 1109508. $0.641 1748921 ‘$0.450 3573875 90.613 1892797 90.534 813374.2105 90.520 1665535 90.644 $1,082,441 1,585,920 $295,762 1,355,299 $2,838,500 3,563,135 $508,285 1,083,171 $396,923 1,083,171 $639,160 2,330,482 $449,557 1,241,528 1004028 90.564 3085385 90.541 3969777 90.633 1340185 $0.660 905897 $0.553 3408010 $0.634 2006339 $0.665 1962708 $0.551 1142657 $0.665 1805114 90.467 3630007 90.635 1945608 90.554 817324.7237 90.549 1711382 90.668 $1,185,143 1,631,130 $904,035 1,394,905 $3,015,501 3,643,928 $546,774 1,124,603 $426,162 1,124,693 ‘$678,901 2,398,519 ‘$479,530 1,280,449 1028445 $0.585 4100862 90.561 4081240 90.657 1365588 $0.685 1009598 $0.574 3476162 $0.658 2167572 90.691 2014179 $0.572 1176282 $0.601 1862173 90.484 3704900 90.650 1999141 90.574 821275.2368 $0.56 1757847 90.694 $1,232,306 1,676,965 $314,283 1,435,071 $3,202,650 3,725,569 $588,062 1,166,993 $457,373 1,168,983 $720,729 2,460,307 $511,571 1,319,968 1053155. 90.607 4217977 90.582 4194235 90.682 1391229 90.712 1023391 90.596 3644990 $0.683 2217626 90.717 2066315 90.503 1210412 90.717 1920107 ‘90.502 3771285 $0.684 (2053402 $0.596 825225,75 ‘$0.590 1804931 90.721 $1,314,184 1,723,423 $323,806 1,475,798 ‘$3,400,622 $632,097 1,210,071 $490,614 4,210,071 $765,201 2,521,848 $545,578 1,360,084 Kotlik sales*cost kwhs Kwethiuk sales*cost kwhs Kwigillingok sales*cost kwhs Napaskiak ‘sales*cost kwhs Newtok ‘sales*cost kwhs Nghtmute sales*cost kwhs ‘Sheldon Point sales*cost kwhs. Tuluksak sales*cost kwhs Tuntutullak sales*cost kwhs Alakanuk ‘sales*cost kwhs ‘sales*cost kwhs Eek sales*cost Emmonak sales*cost Goodnews Bay sales*cost kwhs: Hooper Bay sales*cost kwhs Kasigluk Nunapitchuk ‘sales*cost kwhs Marshall sales*cost kwhs Mekoryuk sales*cost kwhs M Vilage sales*cost kwhs Pilot Station ‘sales*cost kwhs Quinhagek sales*cost kwhs Russian Mssion $410,905 1,523,211 $0 $316,280 1,197,162 $0 ‘$166,971 540,767 $296,212 771,282 $272,690 425,355 $161,714 486,698 $110,919 507,514 $151,066 471,944 $252,047 828,938 $0 $574,171 1,605,688 $0 $596,018 1,779,473 $226,741 654,129 $990,560 2,764,251 $251,964 713,306 ‘$886,571 2,633,178 $1,041,654 2,660,299 $412,958 1,031,541 $282,105 826,023 $1,012,712 2,583,417 $572,383 1403053 $464,663 1,353,988 $430,965 1,576,813 $0 $340,484 1,245,071 9 $177,822 556,074 $320,240 804,306 $207,668 447,160 $174,535 507,208 $118,802 525,712 $164,413 499,187 $270,412 857,791 $0 $612,711 1,651,983 $0 $639,825 1,842,443 $241,518 672,005 $1,087,486 2,845,863 $268,583 733,909 $951,601 2,727,370 $1,117,311 2,751,829 $438,206 1,053,859 $297,146 638,546 ‘$1,074,480 2,642,799 $614,603 1451609 $496,841 1,396,828 ‘$471,083 1,631,324 $0 $366,307 1,293,905 $0 $189,303 571,529 $345,958 838,210 $324,560 469,509 $188,237 528,137 $127,160 544,210 $178,737 527,141 $289,968 887,136 $o $653,627 1,698,928 $0 $686,504 1,906,503 ‘$257,177 690,107 $1,128,758 2,928,619 $286,211 754,806 ‘$1,020,890 2,823,199 ‘$1,197,887 2,844,891 $465,096 1,076,414 $312,752 851,160 $1,139,590 2,702,858 $859,602 1500966 $531,042 1,440,333 $503,981 1,686,744 $0 $393,847 1,343,664 $0 $201,230 587,130 $373,471 872,718 $353,492 492,402 $202,876 549,484 $136,175 563,010 $194,104 555,808 $310,847 916,975 $0 $697,058 1,746,523 $0 $736,018 1,971,655 $273,556 708,436 $1,204,415 3,012,518 $304,604 775,998 $1,094,693 2,920,666 $1,283,679 2,939,487 $493,436 1,099,208 $329,385 863,865 $1,208,658 2,763,587 $707,545 1551184 $567,382 1,484,501 $538,954 1,743,074 $0 $423,208 1,394,349 cu $214,087 602,877 $402,893 907,922 $384,600 515,839 $218,510 571,250 $145,758 582,112 $210,578 585,186 $333,278 947,308 $0 $743,149 1,794,770 $0 $788,968 2,037,897 $291,131 726,992 $1,284,498 3,097,562 $324,703 797,479 $1,173,492 3,019,770 $1,374,996 3,035,616 $523,402 1,122,236 $346,663 876,660 $1,281,470 2,824,983 ‘$758,600 1602203 $605,967 1,529,334 $576,346 1,800,313 9 $454,496 1,445,950 0 $227,676 618,772 $434,340 943,822 $418,026 539,820 $235,202 503,435, $155,042 601,514 $228,230 615,276 $356,042 978,134 $0 $792,261 1,843,667 $0 $845,339 2,105,229 $309,745 745,775 $1,360,604 3,183,750 $345,491 819,256 $1,257,151 3,120,511 $1,472,377 3,133,278 $555,061 1,145,603 $365,051 889,546 $1,358,662 2,887,074 $812,979 1654044 $646,969 1,574,830 $615,885 1,858,462 $0 ‘$487,828 1,498,495 $0 $241,836 634,813 $467,939 980,418 $453,923 564,345, $253,015 616,038 $166,762 621,218 $247,138 646,079 $382,134 1,009,453 $0 $844,137 1,893,215 9 $905,335. 2,173,652 $320,456 764,784 $1,460,074 3,271,082 $967,748 841,326 $1,346,363 3,222,890 $1,575,748 3,232,474 $688,568 1,189,008 $384,174 902,522 $1,440,042 2,949,830 $870,852 1706708 $690,528 1,620,901 $658,071 1,917,520 $0 $623,323 1,551,065 so $257,029 651,001 $503,821 1,017,709 $492,452 580,414 $272,019 639,061 $178,255 641,224 $267,373 677,583 $409,156 1,041,265 $0 $899,154 1,943,413 $0 $960,169 2,243,168 $350,328 784,019 $1,555,723 3,350,568 $301,333 663,689 $1,441,116 3,326,905 $1,685,685 3,333,203 $623,058 1,192,750 $404,500 915,589 $1,526,260 3,013,280 $832,435 1760190 $736,744 1,667,815 ‘$708,070 1,977,487 $663,913 1,606,341 $274,004 667,335 $544,060 1,055,697 $535,049 615,027 $203,482 (662,501 $191,532 661,530 $200,591 709,620 $439,400 1,073,571 $960,321 1,994,262 ‘$1,040,805 2,313,771 ‘$373,307 803,482 $1,662,328 3,449,178 $417,581 886,345 $1,547,650 3,432,559 $1,808,228 3,435,465, $862,813 1,216,720 ‘$426,577 928,747 $1,621,202 3,077,365 ‘$1,000,832 1814495, $788,378 1,715,304 $753,480 2,038,364 $0 $804,148 1,661,653 9 $290,080 683,816 $584,063 1,094,381 $570,372 641,184 $315,100 686,361 $204,289 682,138 $313,760 742,758 ‘$460,970 1,108,370 $0 $1,022,180 2,045,762 $0 $1,113,040 2,385,466 $396,608 823,171 $1,770,134 3,530,942 $444,061 909,205 $1,654,824 3,539,849 $1,032,518 3,599,261 $702,336 1,240,046 $449,045 941,906 $1,717,288 3,142,145 $1,070,523 1869621 $840,450 1,763,456 $804,032 2,100,149 $0 $646,951 1,717,889 $0 $308,730 700,444 $628,574 1,133,761 $827,060 667,885 $338,138 710,630 $218,055 703,048 $338,528 776,408 $502,255 1,139,662 co $1,087,766 2,097,912 90 $1,190,047 2,458,252 $421,452 843,087 $1,884,408 3,631,850 $472,107 932,530 $1,768,966 3,648,777 $2,064,590 3,644,590 $744,068 1,265,309 $472,453 955,335 $1,819,016 3,207,500 $1,144,617 1925569 $895,604 1,812,273 $857,477 2,162,845 $0 $602,472 1,775,061 $0 $827,698 717,218 $875,088 1,173,837 $877,953 695,120 $362,685 735,338 $232,665 724,258 $364,968 810,771 ‘$536,579 1,173,448 $0 $1,157,260 2,150,713 $0 $1,271,669 2,532,129 ‘$447,644 863,229 ‘$2,005,514 3,724,901 $501,805 956,075 $1,890,261 3,759,342 $2,205,134 3,751,453 $788,191 1,290,081 $497,278 968,765 $1,926,477 3,273,728 $1,223,370 1982337 $954,289 1,861,753 $014,413 2,226,449 $0 $740,870 1,833,130 90 $347,743 T3130 $724,670 1,214,608 $732,417 722,818 $388,829 760,451 $248,167 745,770 $393,249 845,845 $573,271 1,207,727 9 $1,231,103 2,204,165 $0 $1,358,401 2,607,086 $475,362 883,508 $2,133,837 3,619,087 $533,250 979,905 $2,018,914 3,871,545 $2,364,181 3,850,648 $834,760 1,315,019 $523,161 982,285 ‘$2,030,762 3,340,531 $1,307,053 2039828 $1,016,427 1,911,808 $974,819 2,200,963 $0 $782,309 1,892,151 $0 ‘$968,709 751,207 ‘$777,504 1,256,077 ‘$790,696 751,251 $416,667 785,085 $264,612 767,584 ‘$423,420 881,632 $812,037 1,242,500 $0 $1,309,107 2,258,268 $0 $1,450,538 2,683,154 $504,451 904,194 $2,269,782 3,914,437 $566,536 1,004,028 $2,155,788 3,965,385 $2,512,665 3,968,777 $883,955. 1,340,185 $550,586 905,897 $2,150,621 3,408,010 $1,305,952 (2096339 $1,082,309 1,962,708 $1,038,682 2,356,386 $0 $846,968 1,952,080 90 $391,078 768,421 $833,785 1,298,240 $853,246 780,128 ‘$446,300 811,938 $282,055 789,698 $455,616 918,130 $853,431 1,277,765 30 $1,391,725 2,313,021 so $1,548,394 2,760,302 $535,448 925,016 $2,413,566 4,010,921 $801,768 1,028,445 $2,301,133 4,100,862 ‘$2,680,909 4,081,240 $935,889 1,365,588 $579,198 1,009,598 $2,286,183 3,476,162 $1,490,360 2157572 $1,152,147 2,014,179 $1,106,633 2,422,719 $0 $905,030 2,012,053 $0 $414,704 785,782 $893,718 1,341,100 $919,894 809,549 $477,836 836,310 $300,551 812,114 $489,961 985,341 $897,171 1,313,524 $0 $1,479,215 2,368,425 $0 $1,652,511 2,838,542 $568,226 946,066, ‘$2,566,059 4,108,549 $639,053 1,053,155, $2,455,442 4,217,977 ‘$2,850,262 4,194,235 $990,718 1,301,229 $800,488 1,023,301 $2,419,506 3,544,990 $1,590,620 2217626 $1,228,163 2,086,315 sales*cost Scammon Bay sales*cost kwhs St Marys Pitkas Point sales*cost kwhs ‘Toksook Bay sales*cost kwhs ‘sales*cost kewhs Kaiskag Upper Lower ‘sales*cost Total Costs Total Sales kwh Average Cost/kwh $305,830 749,570 $0 $448,315 1,142,656 $1,127,484 2,836,555. $0 ‘$455,530 1315658 $262,299 765,968 $473,608 1,163,633 $15,431,353 43,200,016 90.357 $328,966 776,896 $0 ‘$483,557 1,188,382 $1,192,113 2,894,801 $0 $487,731 1359764 $273,258 769,919 $508,091 1,202,055 $16,500,034 44,573,508 90.370 $353,652 $379,981 804,707 833,003 30 $0 $521,181 $561,330 1,234,980 1,282,450 $1,260,113 $1,332,098 2,963,628 3,013,037 0 $0 $521,984 $558,411 1404595, 1450151 $284,688 $206,424 773,869 777,820 $544,624 $583,041 1,241,086 1,280,756 $17,635,705 $18,842,996 45,969,413 47,387,744 90.384 90.398 $408,052 $437,971 ‘$469,848 861,784 891,051 920,803 90 co $0 $447,054 $480,408 $515,969 1,330,792 1,380,006 1,430,082 $1,407,848 $1,487,097 $1,572,346 3,073,027 3,133,598 3,194,751 $0 0 $0 $597,140 $638,307 $682,054 1496432 1543439 1591172 $308,863 $321,839 $335,374 781,770 785,721 789,671 $625,584 $869,902 $717,053 1,321,035 1,361,832 1,403,448 $19,969,376 $21,321,301 $22,756,855 48,828,495 50,201,667 51,777,266 0.409 90.424 90.440 $503,800 951,041 $0 $553,870 1,481,060 $1,661,651 3,256,485 $0 $728,531 1639629 $349,316 783,622 ‘$787,203 1,445,583 $24,281,728 53,285,280 $0.456 $541,564 981,763 co $594,252 1,532,881 $1,759,204 3,318,800 $0 $780,742 1688812 $364,990 797,572 $822,825 1,488,336 $25,848,575 54,815,716 90.472 $580,056 1,012,972 $0 $637,285 1,585,583 $1,858,566 3,381,697 $0 $833,185 1738720 $380,346 801,523 $879,527 1,531,708 $27,548,831 56,368,579 90.489 $621,014 1,044,665 $683,307 1,639,157 $1,963,051 3,445,175 $888,862 1789354 $396,365 805,473 $939,784 1,575,698 $29,353,495 57,943,856 ‘$0.507 $864,585 1,076,844 $732,061 1,683,603 $2,073,458 3,509,234 $947,950 1840713 $412,909 809,424 $1,003,805 1,620,308 $31,267,850 59,541,558 $0.525 $710,921 1,109,508 $0 $786,963 1,748,921 ‘$2, 189,667 3,573,875 $0 $1,010,673 1892797 $430,342 813,374 $1,071,804 1,665,535 $33,300,065 61,161,678 90.544 $760,183 1,142,657 0 $842,209 1,805,111 $2,312,414 3,630,097 0 $1,077,210 1945606 $448,627 817,325 $1,144,013 1,711,382 $35,453,590 62,804,225 90.565 $812,544 1,176,292 0 $901,176 1,862,173 $2,441,613 3,704,900 $0 $1,148,001 1999141 $467,497 821,275 $1,220,673 1,757,847 $37,736,375 64,469,185. 90.585 $968,183 1,210,412 $0 $963,622 1,920,107 $2,578,033 3,771,285 $0 $1,222,853 2053402 ‘$487,127 825,228 $1,302,030 1,804,931 $40,155,813 66,156,576 ‘90.607 Atmautluak Diesel + Wind Generation Sys. Losses 1999 = Sys. Losses 2020 = Load Factor Avg. Eligible PCE kwh Sold as % of Total = Year 2001 2002 1. Load Requirements kWh Sales 524,728 553,790 kWh Generated 599,939 631,321 kW Demand 137 144 kWh Generated from Wind 0 0 KW from Wind 0 0 kWh Diesel $99,939 631,321 2. Expenses Capital Cost Wind Generator ° 0 Debt Service - 20 Yrs O&M kWh /Gal 105 108 Gal Fuel 57,137 59,382 Fuel Cost $/Gal $1.28 $1.33 Fuel Cost $73,135 $79,049 Fuel Cost$/kwh $0.122 $0.125 Variable Non-Fuel Costs $kwh $0.080 $0.08 Variable Non-Fuel Costs $41,978 $46,075 Fixed Non-Fuel Costs $/kwh $0.120 $012 Fixed Non-Fuel Costs $62,967 $69,113 Total Non-FuelCost $104,946 $115,188 Total Power Generation Expenses $178,081 $194,237 2.8 Present Worth (PW) Expenses PW Factor 1,000 0.966 PW Total Expenses $178,081 $187,669 Accumulated PW Total Expenses $178,081 $365,750 3. Power Costs & PCE Payments 3.8. Power Costs ‘Avg. CosUkwh $0339 $0351 PW Avg. Costkwh $0339 $0339 3.b. PCE Payments PCE Payment $/kwh $0.130 $0.13 PCE Payment $21,147 $23,099 PW PCE Payments $21,147 $22,318 Accumulated PW PCE Payments $21,147 $43,464 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery ° 0 Jacket Water + ° 0 Exhaust Stack Recovery (E.S) (Diese! Fue! Gal Equivalent) Jacket Water Recovery ° 0 Jacket Water + E.S. 0 Capital Investment Jacket Water Recovery ES. ‘otal Capital Invest. Jacket Water + E.: Debt Service Jacket Water, 5% @15 yrs ES, 5% @ 8 yrs Total Debt Service Jacket Water + E. aM ket Water @ 6% of Investment + Infi: ES. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +€.S Ses s¢ seg 888 Sse ss egg $88 xX Year 15.00% 8.00% 05 31% 2003 583,632 663,395 151 oO ° 663,395 108 61,636 $1.38 $85,331 $0.129 $0.09 $50,501 $0.13 $75,751 $126,251 $211,583 0.934 $197,515 $563,265 $0.363 $0,338 $0.14 $25,196 $23,520 $66,985 co Bes ss sss 88s 2004 614,252 696,152 159 0 0 696,152 0 109 63,898 $1.44 $92,002 $0.132 $0.09 $55,276 $0.13 $82,914 $138,190 $230,192 0.902 $207,620 $770,885 $0.375 $0.338 $0.14 $27,446 $24,754 $91,739 oo 8s¢ ss ess $88 x kWh/gal year 2001 = kWh/gal year 2020 = Avg PCE per kwh sold = 2005 645.651 729,586 167 59,828 vn 669.760 $62,000 $4,975 $1,550 11.0 60,742 $1.50 $90,956 $0.136 $0.09 $55,471 $0.14 $83,206 $138,677 $236,156 0.871 $205,798 2006 677,828 763,686 174 62.622 33 701,064 $66,000 $5,296 $1,650 11.2 62,831 $1.56 $97,848 $0.140 $0.10 $60,565 $0.15 $90,847 $151,412 $256,206 0.842 $215,718 $976,683 $1,192,401 $0.366 $0.319 $0.15 $29,858 $26,020 $117,759 2,088 3,974 15,129 27,702 $25,231 $12,616 $37,847 $2,431 $1,952 $4,383 $1,514 $1,262 $3,945 $3,213 2005 $0.378 $0.318 $0.15 $32,443 $27,316 $145,075 2,134 4,085 15,465 28,474 $25,231 $12,616 $37,847 $2,431 $1,952 $4,383 $1,559 $1,299 $3,990 $3,251 2006 10.5 13 $0.13 2007 710,784 798,447 182 65,473 4 732,975 $68,000 $5,456 $1,700 113 64,925 $1.62 $105,154 $0.143 $0.10 $66,050 $0.15 ‘$09,074 $165,124 $277,434 0.814 $225,693 2008 744.519 833,861 190 68,377 36 765,485 $72,000 $5,777 $1,800 11.4 67,024 $1.68 $112,895 $0.147 $0.11 $71,052 $0.18 $107,928 $179,880 $300,352 0.786 $236,074 Est. Year 2001 Fuel Cost $/gal Est. 2001 Non-Fuel Cost $/kwh,Sale: Variable Costs @ 40% NFC Fixed Costs at 60% NFC 2009 2010 779,032 814,324 869,919 906,614 199 207 71,333 74,342 37 39 798,586 832,272 $74,000 $78,000 $5,938 $6,259 $1,850 $1,950 116 117 69,126 71,230 $1.75 $1.82 $121,093 $129,770 $0.152 $0.156 $0.11 $0.11 $78,209 © $85,120 $0.16 $0.17 $117,448 $127,680 $195,747 $212,789 $324,627 $350,779 0.759 0.734 $246,526 $257,377 $1,418,094 $1,654,168 $1,900,693 $2,158,070 $0.390 $0.318 $0.16 $35,212 $26,645 $173,720 2,179 4,195 15,790 29,229 $25,231 $12,616 $37,847 $2,431 $1,952 $4,383 $1,606 $1,338 $4,037 $3,290 2007 $0.403 $0.317 $0.17 $38,174 $30,004 $203,724 2,222 4,303 16,103 28,877 $25,231 $12,616 $37,847 $2,431 $1,952 $4,383 $1,654 $1,379 $4,085 $3,330 2008 $0.417 $0.316 $0.17 $41,341 $31,395 $235,119 2,264 4,410 16,405, 30,714 $25,231 $12,616 $37,847 $2,431 $1,952 $4,383 $1,704 $1,420 $4,135 $3,372 2009 $0.431 $0.316 $0.18 $44,727 $32,817 $267,036 2,304 4,516 16,696 31,441 $25,231 $12,616 $37,847 $2,431 $1,952 $4,383 $1,755 $1,462 $4,186 $3,414 2010 2011 850,395 943,938 216 77,403 40 666,535 ‘$80,000 $8,419 $2,000 118 73,337 $1.89 $138,953 $0.160 $0.12 $92,446 $0.18 $138,669 $231,114 $378,486 0.709 $268,316 $1.28 $0.20 $0.08 $0.12 2012 887,244 961,683 224 80,514 42 901,369 $84,000 $8,740 $2,100 11.9 75,445 $1.97 $148,664 $0.165 $0.12 $100,310 $0.18 $150,464 $250,774 $408,279 0.685 $279,649 2013 924,872 1,020,442 233 83,676 44 936,766 $88,000 $7,081 $2,200 12.4 7,554 $2.05 $158,032 $0.170 $0.13 $108,748 $0.19 $163,119 $271,866 $440,059 0.662 $201,224 Wind Regime Fuel Inflaction Factor General Inflation Factor Discount Rate 2014 2015 963,279 1,002,464 1,059,807 1,099,369 242 251 86,888 90,148 45 47 972,719 1,009,221 $90,000 $94,000 $7,222 $7,543 $2,250 $2,350 122 12.3 79,662 81,771 $2.13 $2.22 $169,784 $181,248 $0.175 $0.180 $0.13 $0.14 $117,793 $127,488 $020 $0.21 $176,689 $191,232 $294,482 $318,719 $473,737 $509,860 0639 «= 0.618 $302,910 $314,982 $2,426,387 $2,706,035 $2,997,259 $3,300,169 $3,615,151 $0.445 $0.316 $0.18 $48,343 $34,271 $302,207 2,342 4,620 16,974 32,155 $25,234 $12,616 $37,847 $2,431 $1,952 $4,383 $1,808 $1,506 $4,238 $3,458 2011 $0.460 $0.315 $0.19 $52,203 $35,756 $337,063 2,378 4,722 17,241 32,858 $25,231 $12,616 $37,847 $2,431 $1,952 $4,383 $1,862 $1,552 $4,293 $3,503 2012 $0.476 90.315 $0.20 $56,321 $37,272 $375,235 2.414 4,822 17,495 33,549 $42,541 $21,270 $63,611 $4,098 $3,201 $7,389 $2,552 $2,127 $6,651 $5,418 2013 $0,492 $0.314 $0.20 $60,713 $38,820 $414,055 2,448 4,921 17,737 34,227 $42,541 $21,270 $63,611 $4,098 $3,291 $7,389 $2,629 $2,191 $6,728 $5,482 2014 $0,509 $0.314 $0.21 $65,394 $40,390 $454,455 2.479 5,018 17,966 34,893 $42,541 $21,270 $63,811 $4,098 $3,291 $7,389 $2,708 $2,257 $6,806 $5,548 2015 5 40% 3.0% 3.5% 2016 1,042,429 1,139,722 260 93,457 49 1,046,265 $98,000 $7,864 $2,450 12.5 83,878 $2.31 $193,356 $0.185 $0.14 $137,873 $0.22 $206,810 $344,683 $548,352 0.597 $327,306 2017 1,083,171 1,180,656 270 96,814 51 1,083,843 $102,000 $8,185 $2,550 126 85,983 $2.40 $206,138 $0.190 $0.15 $148,902 $0.22 $223,488 $372,480 $589,353 0.577 $339,683 $3,942,457 $4,262,340 $0.526 $0.314 $0.22 $70,381 $42,010 $496,485 2,508 5.114 18,183 35,546 $42,541 $21,270 $63,811 $4,008 $3,201 $7,389 $2,789 $2,324 $6,888 $5,615 2016 $0,544 $0.314 $0.23 $75,692 $43,652 $540,116 2,537 5,207 18,387 36,186 $42,541 $21,270 $63,611 $4,098 $3,201 $7,389 $2,873 $2,394 $6,971 $5,685 2017 Wind Gevkw $2,000 Waste Heat - Investment per KW Jacket Water Jacket Water + Stack Heat 2018 1,124,693 1,222,168 279 100,218 52 1,121,949 $104,000 $8,345 ‘$2,600 12.7 88,087 $2.49 $219,628 $0.196 $0.16 $160,692 $0.23 $241,337 $402,229 $632,802 0.557 $352,600 $4,634,940 $0,583 $0.314 $0.23 $81,344 $45,325 $585,442 2,564 5,299 18,579 6,813 $42,541 $21,270 $63,811 $4,098 $3,201 $7,389 $2,959 $2,466 $7,057 ‘$5,757 2018 2019 1,166,993 1,264,242 269 103,668 54 1,160,575 $108,000 $8,666 ‘$2,700 12.9 90,188 $2.59 $233,861 $0.202 $0.16 $173,621 $0.24 $260,431 $434,051 $679,279 0.538 $365,697 $5,000,638 $0.582 $0.313 $0.24 $87,357 $47,030 $632,471 2,588 5,389 18,757 37,426 $42,541 $21,270 $63,811 $4,098 $3,291 $7,389 $3,048 $2,540 $7,146 $5,831 2019 $100 $150 2020 1,210,071 1,306,877 298 107,164 56 1,199,713 $112,000 $8,987 $2,800 13.0 92,286 $2.70 $248,873 $0.207 $0.17 $187,231 $0.25 $280,846 $468,077 $728,737 0.520 $379,056 $5,379,694 $0.602 $0.313 $0.25 $93,752 $48,766 $681,237 2,611 5,477 18,923 38,026 $42,541 $21,270 $63,811 $4,098 $3,291 $7,389 $3,139 $2,616 $7,238 ‘$5,907 2020 District Heating System Capital investment $0 $0 Debt Service @ 5%, 15 Years $0 $0 08M at 10% of Investment + Inflation $0 $0 Total Expenses District Heating $0 $0 al Expenses Waste Heat+District Heating Jacket Water $0 $0 Jacket Water +E S. $0 $0 Waste Heat Sales Jacket Water $0 so Jacket Water +E.S. $0 $0 Net Income Jacket Water $0 $0 Jacket Water +E.S. $0 so 5. Total Generation Expenses Minus Net income from Waste Heat Sales Jacket Water $178,081 $194,237 Jacket Water +E.S. $178,081 $194,237 PW Total Expenses Jacket Water $178,081 $187,669 Jacket Water +E.S. $178,081 $187,689 Accumulated PW Total Expenses Jacket Water $178,081 $365,750 Jacket Water +E.S. $178,081 $365,750 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 $0 Jacket Water +E.S. so $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.a. Power Costs Avg. Cost/kwh Jacket Water $0.339 $0.51 Jacket Water +E S. $0.339 © $0.351 PW Avg. Cost/kwh Jacket Water $0.339 $0.339 Jacket Water +E.S. $0.339 $0.30 6b. PCE Payments PCE Payment $/kwh Jacket Water $0.130 $0.135 Jacket Water +E.S. $0.130 $0.135 PCE Payments Jacket Water $21,147 $23,009 Jacket Water +E.S. $21,147 $23,090 PW PCE Payments Jacket Water $21,147 $22,318 Jacket Water +E.S. $21,147 $22,318 Accumulated PW PCE Payments Jacket Water $21,147 $43,464 Jacket Water +E.S. $21,147 $43,464 Accumulated P.W of PCE Savings Jacket Water $0 $o Jacket Water +E.S. so so 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water $0 so Jacket Water +ES. $o so $s $8888 ss so so $211,583 $211,583 $197,515 $197,515 $563,265 $563,265 $0.363 $0.363 $0.338 $0.338 $0.139 $0.139 $25,196 $25,196 $23,520 $23,520 $o so ss Sees ss 88 ss $230,192 $230,192 $207,620 $207,620 $770,885 $770,885 ss 90.375 $0.375 $0.338 $0.338 $0.144 $0.144 $27,446 $27,446 $24,754 $24,754 $91,739 $91,739 $0 $0 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $2,890 $2,890 $2,890 $2,890 $2,890 $2,890 $2,890 $3,000 $3,090 $3,183 $3,278 $3,377 $3,478 $3,582 $5,890 $5,980 $6,073 $6,168 $6,267 $6,368 $6,472 $0,835 $9,970 $10,110 $10,253 $10,401 $10,554 $10,711 $13,048 $13,222 $13,400 $13,584 9 $13,773 $13,968 = $14, 169 $22,654 $24,083 $25,573 $27,124 $28,738 $30,417 $32,162 $41,482 $44,338 = $47,340 $50,493 $53,805 = $57,280 = $60,925 $18,709 $20,093 $21,536 = $23,038 $24,604 = $26,231 $27,923 $38,268 $41,087 $44,050 $47,163 $50,433 $53,865 = $57,466 $217,449 $236,112 $255,898 $277,313 $300,024 $324,547 $350,563 $197,889 $215,119 $233,385 $253,189 $274,194 $206,913 $321,020 $189,494 $198,600 $206,173 $217,965 $227,841 $238,130 $248,521 $172,449 $161,124 $189,859 $199,004 $208,226 $217,855 $227,577 $960,378 $1,159,179 $1,367,352 $1,585,317 $1,813,159 $2,051,280 $2,299,810 $943,334 $1,124,458 $1,314,317 $1,513,321 $1,721,547 $1,939,402 $2,166,979 $16,304 $33,222 $50,742 $68,850 $87,535 $106,781 $126,577 $33,349 $67,043 $103,777 $140,847 $170,148 $218,668 $259,407 $0.337 $0348 $0.360 80.372 0.385 $0.399 90.412 '$0.306 $0,317 $0,328 $0.340 $0,352 $0,365 $0.377 $0.293 $0,293 $0.293 0.203 $0.292 $0.292 $0,292 ‘$0,267 $0,267 $0.267 80.267 90.267 $0.268 $0.268 $0.128 $0.132 $0.137 90.142 90.168 90.174 $0.181 $0.099 $0,103 $0.107 90.111 90.136 $0.142 $0,148 $25,528 $27,702 $30,160 $32,766 $40,467 $43,909 $47,616 $19,767 $21,610 $23,530 $25,662 $32,861 $35,771 $38,915 $22,246 $23,401 $24,536 = $25,754 $30,731 $32,218 = $33,756 $17,226 $16,105 $19,142 $20,170 $24,955 $26,246 $27,588 $113,985 $137,385 $161,921 $187,675 $218,406 $250,624 $264,380 $108,965 $127,180 $146,302 $166,472 $191,427 $217,673 $245,261 $3,774 $7,690 $11,799 $16,049 9 $16,713 $17,312 $17,828 $8,794 $17,915 $27,418 $37,252 $43,692 $50,263 $56,948 $0.029 '$0.030 '$0.030 $0.031 $0.032 $0.032 $0.033 $0.059 $0,061 $0,062 $0,063 $0.065 $0,066 $0,068 $30,000 $30,000 $30,000 $2,890 $2,890 $2,890 $3,690 $3,800 $3,914 $6,580 $6,691 $6,805 $10,873 = $13,342 $14,376 = $18,760 $33,973 $35,853 $37,803 $64,747 $68,752 $72,048 $20,680 $20,202 $31,075 $61,243 $63,334 $67,466 $378,508 $410,857 $442,662 $347,036 $376,725 $406,271 $250,319 $271,898 $283,040 $237,701 $249,311 $259,771 $2,559,128 $2,831,028 $3,114,068 $2,404,680 $2,653,990 $2,913,762 $146,006 $166,231 $186,101 $301,356 $343,269 $386,407 $0.427 90.444 $0.460 $0.39 $0.407 $0.422 $0.292 $0.294 0.204 $0.268 $0.270 $0.270 $0,188 $0.197 $0.205 $0,154 $0.162 $0,169 $51,579 $56,578 $61,071 $42,283 © $46,526 = $50,354 $35,328 $37,442 $30,049 $28,062 $30,790 $32,197 $319,708 $357,150 $396,200 $274,223 $305,013 $337,200 $18,255 = $18,085 $17,856 $63,740 $70,223 $76,846 $0.033 $0.032 $0.032 $0,069 $0.068 $0.070 $30,000 $2,890 $4,032 $6,922 $13,728 $19,276 $39,823 $77,342 $33,017 $71,794 $476,843 $438,066 $294,585 $270,629 $3,408,653 $3,184,391 $206,498 $430,760 $0.476 $0.437 $0.294 $0.270 $0.212 $0.176 $06,021 $54,601 $40,787 $33,732 $436,986 $370,041 $17,469 $83,514 $0.033 $0.072 ‘$30,000 $2,890 $4,153 $7,043 $13,931 $19,546 $41,916 $81,041 $35,029 $76,326 $513,323 $472,027 $306,398 $281,748 $3,715,051 $3,466,139 $227,407 $476,318 $0.492 90.453 $0,204 $0,270 $0.220 $0,183 $71,238 $59,076 $42,522 $35,262 $479,508 $406,203 $16,957 $90,262 $0.034 $0.073 $30,000 $2,890 $4277 $7,168 $14,139 $19,824 $44,082 $86,753 $37,111 $81,068 $552,242 $508,285 $318,481 $293,131 $4,033,532 $3,759,270 $248,809 $523,070 $0.510 0.469 $0.294 $0.271 $0.229 80.190 $76,817 $63,872 $44,301 $36,835 $523,809 $443,038 $16,308 ‘$97,078 $0,034 $0.075 $30,000 $2,890 $4,406 $7,296 $14,353 $20,110 $46,322 $01,785 $39,265 $86,029 $583,537 $846,774 $330,721 $304,664 $4,364,253 $4,063,934 $270,687 $571,006 $0.528 $0,486 $0,294 $0.271 $0.237 $0,196 $82,780 $69,017 $46,131 $36,457 $669,939 $481,495 $15,503 $103,946 90.035 0.076 $30,000 $2,890 $4,538 $7,428 $14,574 $20,405 $48,638 $97,047 $41,492 $91,216 $637,787 $588,062 $343,360 $316,590 $4,707,613 $4,380,524 $293,025 $620,113 $0.547 $0,504 $0.294 $0.271 $0.246 $0.206 $89,157 $74,513 $47,999 $40,115 $617,938 $521,610 $14,533 $110,861 $0.036 $0.078 $30,000 $2,890 $4,674 ‘$7,564 $14,802 $20,700 $51,030 $102,546 $43,702 $96,630 $684,945 $632,007 $356,278 $328,789 $5,063,891 $4,709,313 $315,803 ‘$870,381 $0.566 $0.522 $0.204 $0.272 90.256 90.214 $95,956 $80,302 $49,912 $41,816 $067,850 $563,427 $13,367 $117,810 $0.036 ‘$0,080 Chefornak Sys. Losses 1999 = Diesel + Wind Generation Sys. Losses 2020 = Load Factor Avg. Eligible PCE kwh Sold as % of Total = Yer 2001 = 2002 1, Load Requirements kWh Sales 524,728 553,790 kWh Generated 599,939 631,321 kW Demand 137 144 kWh Generated from Wind oO 0 KW from Wind 0 0 kWh Diesel 599,939 631,321 2. Expenses Capital Cost Wind Generator 0 ° Debt Service - 20 Yrs O&M kWh /Gal 77 8.0 Gal Fuel 77.914 79,123 Fuel Cost $/Gal $1.29 $1.34 Fuel Cost $100,509 $106,152 Fuel Cost$/wh $0.168 $0.168 Variable Non-Fuel Costs $ikwh $0.072 $0.07 Variable Non-Fuel Costs $37,780 $41,468 Fixed Non-Fusl Costs $/kwh $0.108 $0.11 Fixed Non-Fuel Costs $56,671 $62,202 Total Non-FuelCost $94,451 $103,669 Total Power Generation Expenses $194,960 $209,821 2.8 Present Worth (PW) Expenses PW Factor 1.000 0.966 PW Total Expenses $194,960 $202,726 Accumulated PW Total Expenses $194,960 $397,686 3. Power Costs & PCE Payments 3.8. Power Costs Avg. Cost/kwh $0.372 $0.379 PW Avg. Cost/kwh $0.372 $0,366 3.b. PCE Payments PCE Payment $/kwh $0.090 $0.09 PCE Payment $28,808 $31,467 PW PCE Payments $28,808 $30,403 Accumulated PW PCE Payments $28,808 $59,211 4, Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery 0 Jacket Water + 0 Exhaust Stack Recovery (E.S) co (Diese! Fue! Gal Equivalent) Jacket Water Recovery Jacket Water + E.S. co °° Capital Investment Jacket Water Recovery ES. ‘otal Capital Invest. Jacket Water + E! Debt Service Jacket Water, 5% @15 yrs ES. 5% @ 8 yrs Total Debt Service Jacket Water + E.¢ O&M ‘ket Water @ 6% of Investment + Infi ES. @ 10% of Investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E S. 888 s¢ seg $88 Bes $s seg S88 » Year $112,088 $113,626 $225,714 $210,707 $608,393 $218,903 $124,974 oo eo 88s ss see 88s es ss sss Ss » 2005 645,651 729,588 167 172,912 32 556,674 $64,000 $5,136 $1,600 88 63,145 $1.51 $95,283 $0.171 $0.08 $41,494 $0.13 $62,241 $103,736 $205,765 0.871 $179,312 $0.319 $0.278 $0.10 $40,675 $35,446 $160,421 2,600 4,561 18,841 34,912 $25,231 $12,616 $37,847 $2,431 $1,952 $4,383 $1,514 $1,262 $3,945 $3,213 2005 Avg. PCE per kwh sold = 2006 677.628 763,686 174 180,994 33 582,693 $66,000 $5,296 $1,650 ot 64,069 $1.57 $100,555 $0.173 $0.09 $45,305 $0.13 $67,957 $113,262 $220,763 0.842 $185,877 $0.326 $0.274 $0.11 $44,197 $37,213 $197,633 2,583 4572 18,718 31,980 $25,231 $12,616 $37,847 $2,431 $1,952 $4,383 $1,559 $1,299 $3,990 $3251 2008 77 13 $0.09 2007 710,784 798,447 182 189,232 35 609,215 $70,000 $5,617 $1,750 94 64,992 $1.63 $106,064 $0.174 $0.09 $49,408 $0.14 $74,112 $123,519 $236,970 0.814 $192,776 $0.333 $0.271 $0.11 $47,968 $39,022 $236,656 2,564 4,582 18,583 32,038 $25,231 $12,616 ‘$37,847 $2,431 $1,952 $4,383 $1,606 $1,338 $4,037 $3.290 2007 2008 744.519 833,861 190 197,625 % 636,236 $72,000 $5,777 $1,800 87 65,913 $1.70 $111,891 $0.176 $0.09 $53,823 $0.14 $80,734 $134,557 $254,026 0.786 $199,662 $0.341 $0.268 $0.14 $52,003 $40,874 $277,530 2,544 4,591 18,436 32,080 $25,231 $12,616 $37,847 $2,431 $1,062 $4,383 $1,654 $1,379 $4,085 $3,330 2008 Est. Year 2001 Fuel Cost $/gal Est, 2001 Non-Fuel Cost $/kwh, Sale: Variable Costs @ 40% NFC Fixed Costs at 60% NFC s 2009 2010 2011 779,032 814,324 850,395 869.919 906,614 943,938 199 207 216 206,171 214.868 = 223,713 38 39 4 663,748 = 691,747 720,225 $76,000 $78,000 $82,000 $6,098 $6,259 $6,580 $1,900 $1,950 $2,050 88 10.2 10.5 66,832 67,748 68,662 $1.77 $1.84 $1.91 $117,989 $124,391 $131,111 $0.178 $0.180 $0,182 $0.10 $0.10 $0.11 $58,571 $63,673 $69,153 $0.15 $0.15 $0.16 $87,856 $95,508 $103,730 $146,426 $159,182 $172,883 $272,414 $291,782 $312,623 0.759 0.734 0.709 $206,874 $214,089 $221,624 $0.350 $0.358 $0.368 $0,266 ‘$0.263 $0.261 $0.12 $0.12 $0.13 $56,318 $60,930 $65,856 $42,769 $44,706 = $46,687 $320,298 $365,005 $411,692 2,522 2,499 2,473 4,597 4,602 4,605 18,277 18,106 17,923 32,112 32,130 32,136 $25,231 $25,231 $25,231 $12,616 $12,616 $12,616 $37,847 = $37,847 $37,847 $2,431 $2,431 $2,431 $1,952 $1,952 $1,952 $4,383 $4,383 $4,383 $1,704 $1,755 $1,608 $1,420 $1,462 $1,506 $4,135 $4,186 $4,238 $3,372 $3,414 $3,458 2009 2010 2011 $1.29 $0.18 $0.07 $0.11 2012 887,244 981,883 224 232,706 42 749,177 $84,000 $6,740 $2,100 108 69,572 $1.99 $138,162 $0.164 $0.11 $75,036 $0.17 $112,553 $187,589 $334,501 0.685 $220,177 $0.377 $0.258 $0.13 $71,115 $48,710 $460,401 2,448 4,607 17,728 32,128 $25,231 $12,616 $37,847 $2,431 $1,952 $4,383 $1,862 $1,552 $4,293 $3,503 2012 2013 924,872 1,020,442 233 241,845 44 778,597 $88,000 $7,061 $2,200 11.0 70,478 $2.07 $145,561 $0.187 $0.12 $81,346 $0.17 $122,020 $203,366 $356,188 0.662 $237,043 $827,296 $1,008,608 $1,192,484 $1,385,260 $1,584,922 $1,791,796 $2,005,685 $2,227,510 $2,456,686 $2,693,729 $2,938,805 $3,192,083 $3,453,609 $3,723,687 $0.387 $0.256 $0.14 $76,725 $50,775 $511,177 2,418 4,608 17,821 32,110 $42,541 $21,270 $63,811 $4,098 $3,201 $7,389 $2,552 $2,127 $6,651 $5,418 2013 Wind Regime Fuel Inflaction Factor General inflation Factor Discount Rate 2014 2015 963,279 1,002,464 1,059,607 1,099,369 242 251 251,127 260,550 46 48 808,480 838,818 $92,000 $96,000 $7,382 $7,703 $2,300 $2,400 11.3 11.6 71,381 72,279 $2.15 $2.23 $153,322 $161,462 $0.190 $0.192 $0.12 $0.12 $88,114 $95,366 $0.18 $0.19 $132,170 $143,049 $220,284 $238,414 $383,288 $409,979 0.639 0.618 $245,076 $253,278 $0.398 $0.409 $0.254 $0.253 $0.14 $0.15 $82,708 $89,085 $52,884 $55,035 $564,061 $619,096 2,388 2,356 4,604 4,600 17,301 17,069 32,077 32,031 $42,541 $42,541 $21,270 $21,270 $63,611 $63,811 $4,098 $4,098 $3,201 $3,201 $7,389 $7,389 $2,629 $2,708 $2,191 $2,257 $6,728 $6,806 $5,482 $5,548 2014 2015 7 4.0% 3.0% 3.5% 2016 1,042,429 1,139,722 260 270,114 49 $98,000 $7,864 $2,450 11.9 73,173 $2.32 $169,998 $0.195 $0.13 $103,134 $0.19 $154,702 $257,836 $438,148 0.597 $261,526 $0.420 $0.251 $0.15 $95,870 $57,220 $676,325 2,322 4,594 16,825 31,972 $42,541 $21,270 $63,811 $4,098 $3,201 $7,389 $2,788 $2,324 $6,688 $5,615 2016 2017 1,083,171 1,180,658 270 279,818 51 900,841 $102,000 $8,185 $2,550 12.2 74,063 $2.42 $178,947 $0.199 $0.13 $111,452 $0.20 $167,178 $278,630 $468,312 0.577 $270,078 $0.432 $0.249 $0.16 $103,113. $59,466 $736,791 2,286 4,586 16,560 31,900 $42,541 $21,270 $63,811 $4,008 $3,201 $7,389 $2,873 $2,304 $6,971 $5,685 2017 Wind Genikw ‘$2,000 Waste Heat - investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2018 2019 2020 1,124,693 1,166,993 1,210,071 1,222,166 1,264,242 1,306,877 279 289 298 289,653 299,625 309,730 53 55 57 932,513 964,617 997,147 $106,000 $110,000 $114,000 $8,506 $8,827 $9,148 ‘$2,650 $2,750 $2,850 12.4 12.7 13.0 74,948 75,828 76,704 $2.51 $2.61 $2.72 $188,329 $198,163 $208,468 $0.202 $0.205 $0.209 $0.14 $0.15 $0.15 $120,353 $129,875 $140,056 $0.21 $0.22 $0.23 $180,530 $164,612 $210,084 $300,883 $324,687 $350,140 $500,368 $534,427 $570,605 0.557 0.538 0.520 $278,807 $287,715 $296,804 $4,002,494 $4,290,209 $4,587,012 $0.445 $0.458 $0.472 90.248 $0.247 $0.245 $0.16 $0.17 $0.17 $110,813 = $119,005 = $127,717 $61,746 $64,068 $66,433 $797,537 $861,605 $926,038 2,249 2211 2,170 4577 4,565 4,552 16,300 16,020 15,728 31,815 31,716 31,605 $42,541 $42,541 $42,541 $21,270 $21,270 $21,270 $63,811 $63,611 $63,811 $4,098 $4,098 ‘$4,008 $3,291 $3,291 $3,291 $7,389 $7,389 $7,389 $2,950 $3,048 $3,139 $2,466 $2,540 $2,616 ‘$7,057 $7,148 $7,238 $5,757 $5,831 $5,907 2018 2019 2020 District Heating System Capital Investmentt Debt Service @ 5%, 15 Years O&M at 10% of Investment + Inflation Total Expenses District Heating al Expenses Waste Heat+ District Heating Jacket Water Jacket Water +E S. Waste Heat Sales Jacket We Jacket Water +E S. Net Income Jacket Water Jacket Water +E.S. so $0 so $o $o $0 so $0 $0 so $0 so $0 $0 so so $0 so $0 ‘$0 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water Jacket Water +E S. PW Total Expenses Jacket Water Jacket Water +E.S Accumulated PW Total Expenses Jacket Water Jacket Water +E.S. $194,960 $209,821 $194,960 $209,821 $194,960 $202,726 $194,960 $202,726 $194,960 $397,686 $194,960 $397,686 Accumulated PW Savings From Waste Heat Sales Jacket Water Jacket Water +E.S. 6. Power Costs & PCE Payments with Waste Heat Offset 6.a. Power Costs ‘Avg. Costkwh Jacket Water Jacket Water +E.S. PW Avg. Cost/kwh Jacket Water Jacket Water +E S. 6.b. PCE Payments PCE Payment $/kwh Jacket Water Jacket Water +E S. PCE Payments Jacket Water Jacket Water +E S. PW PCE Payments Jacket Water Jacket Water +E S. Accumulated PW PCE Payments Jacket Water Jacket Water +E.S. Accumulated P.W of PCE Savings Jackel Water Jacket Water +E.S. 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water Jacket Water +ES. $0 so $0 $0 $0.372 $0.372 $0.379 $0.379 $0,372 $0.372 $0 366 $0.366 $0.090 $0.090 $0.093 $0.083 $28,808 $26,808 $31,467 $31,467 $28,808 $28,808 $30,403 $30,403 $28,808 $26,808 $59,211 $59,211 so so ss so $0 $s $888 $s so so $225,714 $225,714 $210,707 $210,707 $808,393 $608,393 $0 ‘$0 $0.387 ‘$0.387 $0.361 $0.361 $0.096 $0.096 $34,324 $34,324 $32,041 $32,041 $91,252 $91,252 $0 $0 $0 $0 Sees ss $0 so so $o $242,701 $242,701 $218,903 $218,903 $827,296 $827,296 so so $0.395 $0.395 $0.356 $0.356 $0.100 $0.100 $37,360 $37,389 $33,722 $33,722 $124,974 $124,974 so so so $30,000 $30,000 $30,000 $30,000 = $30,000 $30,000 = $30,000 $2,890 $2,890 $2,890 $2,890 $2,890 $2,890 $2,890 $3,000 $3,000 $3,183 $3,278 $3,377 $3,478 $3,582 $5,890 $5,980 $6,073 $6,168 $6,267 $6,368 $6,472 $9,835 $9,970 $10,110 $10,253 $10,401 $10,554 = $10,711 $13,048 = $13,222, $13,400 $13,584 $13,773 $13,968 = $14,169 $28,433 $29,377 $30,332, $31,206 = $32,268 )=— $33,245 «= $34,225 $48,158 $50,192 $52,292 $54,458 $56,692 $58,084 = $61,365 $24,488 $25,387 = $26,295 = $27,211 $28,133 $29,059 + = $20,987 $44,945 $46,941 $49,001 $51,127 $53,320 $55,578 $57,907 $181,277 $195,376 $210,675 $226,814 $244,280 $262,723 $262,636 $160,620 $173,822 $187,969 $202,898 $219,094 $236,203 $254,716 $157,972 $164,502 $171,384 $178,274 $185,508 $192,768 $200,366 $140,145 $146,354 $152,913 $150,476 $166,382 $173,308 $180,573 $985,268 $1,149,768 $1,321,154 $1,499,427 $1,684,937 $1,877,705 $2,078,071 $967,441 $1,113,785 $1,266,707 $1,426,184 $1,592,566 $1,765,875 $1,946,448 $21,340 $42,715 $84,108 $85,494 $106,859 $126,180 $149,438 $30,167 $78,690 $118,552 $158,738 $199,230 $240,010 $281,061 $0.281 $0.288 $0.296 $0.305 $0.314 $0.323 $0.332 $0.249 $0.256 $0.264 $0.273 $0.261 $0.290 $0.300 $0.245 $0.243 $0.241 $0.239 $0.238 $0.237 $0.236 $0.217 $0216 90.215 $0.214 $0.214 $0.213 $0.212 $0,004 $0.007 $0.011 $0.014 $0.096 $0.104 $0.110 -$0.026 = -$0.023.- -$0.020— -$0.017 $0,068 $0.073 $0.078 $1,481 $2,910 $4,589 $6,284 $46,765 $51,651 $56,880 $10,374 = -$9,580 = -$8,569 = -$7,578 += $32,169 += $36,282 $40,701 $1,290 $2,450 $3,733 $4,939 $35,514 $37,898 $40,324 -$9,044 $8,066 = -$6,971 $5,954 $24,430 $26,621 $28,853 $126,265 $128,715 $132,448 $137,388 $172,901 $210,789 $251,123 $115,934 $107,868 $100,897 $94,943 $119,372 $145,894 $174,847 $34,156 $68,918 $104,207 $140,142 $147,397 $154,206 $160,569 $44,487 $89,766 $135,759 $182,587 $200,926 $219,011 $236,844 $0.038 $0037 $0.037 $0.037 $0,036 $0,036 $0,035 $0.070 $0 069 $0,069 $0,069 $0,068 $0,068 $0,068 $30,000 $2,890 $3,690 $6,580 $10,873 $14,376 $35,206 $63,806 $30,913 $60,302 $303,678 $274,289 $208,003 $187,873 $30,000 $2,890 $3,800 $6,691 $13,342 $18,760 $36,186 $66,317 $29,535 $60,899 $328,653 $297,289 $217,497 $196,741 $2,286,074 $2,503,571 $2,134,321 $2,331,063 $170,612 $322,365 $0.342 $0.309 $0234 $0.212 $0.116 $0.084 $62,526 $45,405 $42,827 $31,162 $293,950 $206,009 $168,452 $254,302 $0.035 $0,068 $190,158 $362,667 $0.355 $0.321 $0.235 $0.213 $0.124 $0.092 $69,899 $51,724 $46,258 $34,230 $340,208 $240,239 $170,969 $270,938 $0.032 $0.066 $30,000 $30,000 $30,000 $2,890 $2,890 $2,890 $3,914 $4,032 $4,153 $6,805 $6,922 $7,043 $13,532 $13,728 = $13,831 $19,014 $19,276 $19,546 $37,161 $38,130 $39,088 $68,809 © $71,552 $74,277 $30,434 = $31,323. $32,200 $63,417 $86,004 $68,662 $352,854 $378,656 $405,948 $319,871 $343,975 $369,486 $225,616 $233,927 $242,306 $204,527 $212,501 $220,543 $2,720,188 $2,963,115 $3,205,421 $2,535,589 $2,748,091 $2,068,633 $200,617 $226,968 $248,188 $403,216 $443,992 $484,976 $0.366 $0.378 $0.389 $0.332 $0.343 $0.354 $0.234 $0.233 $0.232 $0.212 $0.212 $0.212 $0.130 $0.137 $0.143 $0.098 $0.104 $0.110 $76,538 $83,503 $90,900 $57,424 © $63,405 $69,861 $48,038 = $51,586 = $54,311 $36,717 $39,170 $41,699 $389,146 $440,733 $495,044 $276,956 $316,126 $357,826 $174,914 $178,363 $181,261 $287,105 $302,970 $318,500 $0.032 $0.031 $0.031 $0,066 $0,066 $0,066 $30,000 $2,890 $4,277 $7,168 $14,139 $19,824 $40,032 $77,074 $33,061 $71,389 $435,251 $396,923 $251,012 $228,908 $3,456,433 $3,197,541 $267,255 $526,146 $0.402 $0.366 $0.232 $0.211 $0,150 $0.116 $98,988 $76,777 $57,087 $44,278 $552,131 $402,103 $183,660 $333,688 90.031 $0.066 $30,000 $2,890 $4,408 $7,298 $14,353, $20,110 $40,959 $79,943 $33,902 $74,186 $406,466 $426,182 $259,917 $237,470 $3,716,349 $3,435,011 $286,145 $567,483, $0.415 $0.378 $0.231 $0.211 $0.157 $0.123 $107,550 $84,205 $50,927 $46,919 $612,058 $449,023 $185,470 $348,514 $0.030 $0,066 $30,000 $2,890 $4,538 $7,428 $14,574 $20,405 $41,865 $82,885 $34,719 $77,054 $499,708 $457,373 $269,023 $246,232 $3,985,373 $3,681,243 $304,836 $608,966 $0.428 $0.392 $0.231 $0.211 $0.164 $0.129 $116,711 $92,178 $62,833 $49,625 $674,891 $498,648 $186,714 $362,957 '$0.030 $0,066 $30,000 $2,890 $4,674 $7,564 $14,802 $20,700 $42,745 $85,898 $35,507 $79,991 $535,008 $490,614 $278,334 $255,196 $4,263,707 $3,936,430 $323,305 $650,574 $0.442 $0.405 $0.230 $0.211 $0.172 $0.137 $126,648 $100,870 $05,877 $52,468 $740,768 $551,118 $187,270 $376,922 0.028 $0.066 Kipnuk Sys. Losses 1999 = 15.00% Est, Year 2001 Fuel Cost $/gal . $1.22 Wind Regime 7 Wind Genkw $2,000 Diesel + Wind Generation Sys. Losses 2020 = 8.00% kwhigal year 2001 = 18 Est. 2001 Non-Fuel Cost $/kwh,Sales = $0.12 Fuel Inflaction Factor 4.0% Waste Heat - Investment per KW Load Factor . os kWhigal year 2020 = 3 Variable Costs @ 40% NFC . $0.05 General Inflation Factor 3.0% Jacket Water $100 ‘Avg. Eligible PCE kwh Fixed Costs at 60% NFC . $0.07 Discount Rate 3.5% Jacket Water + Stack Heat $150 Sold as % of Total = 61% ‘Avg. PCE per kwh sold = $0.14 Year 2001 2002 2003 2004 2005 2006 2007 2008 2008 2010 2011 2012 2013 2014 2015 2018 2017 2018 2019 2020 1, Load Requirements kWh Sales 1,481,167 1,820,172 1,577,028 1,627,437 1.877.608 1,728,711 1,780,475 1,832,002 1,886,261 1,940,281 1,005,054 2,050,570 2,108,885 2,163,684 2,221,665 2,280,107 2,330,482 2,300,519 2.480.307 2,521,848 kWh Generated 1,693,408 1,743,256 1,703,578 1.844.429 1.695.799 1,047,681 2,000,087 2.05: 2,108,325 2,160,180 2,214,510 2,260,307 2,324,563 2,380,272 2,436,426 2,403,015 2,850,035 2,607,477 2,665,333 2,723,508 kW Demand 387 308 409 424 433 445 487 409 481 493 506 516 $31 $43 558 500 $82 505 600 622 kWh Generated from Wind 0 0 0 0 449,304 461,600 474,016 486,549 400,108 $11,063 524.839 537,826 $80,922 564,125 877,433 500,845 004,358 = 617,072 631,684 845,402 KW from Wind 0 0 0 0 82 e4 86 80 1 93 96 98 101 103 105 108 110 113 115 118 kWh Diesel 1,693,488 1,743,256 1,703,578 1,844.429 1.446.404 1.486.081 1,526,081 1,586,402 1,607,128 1,648,217 1,689,671 1,731,482 1,773,642 1,816,148 1,858,093 1,002,171 1,045,677 1,980,505 2,033,649 2,078,104 2. Expenses Capital Cost Wind Generator 0 0 ° © $164,000 $168,000 $172,000 $178,000 $182,000 $186,000 $192,000 $198,000 $202,000 $208,000 $210,000 $216,000 $220,000 $226,000 $230,000 $236,000 Debt Service - 20 Yrs, 5% $13.10 $13,481 $13,802 $14,283 $14,604 = $14,925 $15,407 $15,728 $16,200» $16,590 $16,851 $17,332 «$17,683 «$18,135 $18,456 = $18,037 O&M $4,100 ‘$4,200 $4,300 $4,450 $4,550 $4,050 ‘$4,800 $4,900 $5,050 $5,150 $5,250 $5,400 $5,500 $5,650 $5,750 $5,900 kWh /Gal 1.5 11.8 WIT 11.7 118 11.9 12.0 124 124 122 123 124 124 125 126 12.7 128 128 12.9 13.0 Gal Fuel 147,258 150,554 153,851 187.149 122.420 124,036 127,480 120,083 «132.475 134,083 137,489 130,002 142.401 144,987 147,478 140,064 152,445 154,920 157,300 «159.854 Fuel Cost $/Gal $1.22 $1.27 $1.32 $1.37 $1.43 $1.48 $1.54 $1.61 $1.67 $1.74 $1.81 $1.88 $1.05 $2.03 $2.41 $2.29 $2.38 $2.47 $2.57 Fuel Cost $170,655 $191,023 $203,014 $218,060 $174,722 $185,445 $196,744 $208,648 $221,187 $234,300 $248,262 $262,024 $278,322 $204,524 $311,568 $348,342 $388,150 $388,090 $410,882 Fuel Cost$/kwh $0106 $0.110 $0.113 $0.117 $0,121 $0.125 $0,120 $0.133 $0.138 90.142 $0.147 $0152 $0.157 $0.162 $0,168 $0179 $0,185 $0.191 $0.108 Variable Non-Fuel Costs $/kwh $0.048 $0.05 $0.05 $0.05 $0.06 $0.08 $0.06 $0.08 $0.07 $0.07 $0.07 $0.07 $0.08 $0.08 $0.08 $0.09 $0.08 $0.10 $0.10 Variable Non-Fuel Costs $71,006 $78,336 $81,021 $87,871 «$71,881 $77,020 $82,500 $88,340 $04,544 = $101,142 $108,157 $115,614 $123,538 $131,057 $140,000 $160,479 $171,181 $182,530 $194,580 Fixed Non-Fuel Costs $/kwh $0.072 $0.07 $0.08 $0.08 $0.08 $0.09 $0.00 $0.00 $0.10 $0.10 $0.11 $0.11 $0.12 $0.12 $0.12 90.13 $0.14 $0.15 $0.15 Fixed Non-Fuel Costs $106,644 = $114,504 $122,881 $131,608 = $107,621 $115,544 $123,764 = $132,511 $141,818 = $151,713 $162,235 $173,420 $211,350 $240,719 $256,772 $273,808 $201,683 Total Non-FuelCost $177,740 $100,841 $204,802 $219,677 $178,702 $192,573 $208,273 $220,851 $236,380 $252,854 $270,302 $280,034 $352,250 $401,108 = $427,054 = $456,347 $486,472 Total Power Generation Expenses «$387,305 $381,863 $407,817 $435,338 $371,684 $305,808 $421,118 $448,232 $476,701 $508,820 $538,800 $572,586 $608,426 $846,007 $685,019 2.8 Present Worth (PW) Expenses PW Factor 1.000 0.906 0.934 0.902 0.871 0.642 0814 0.7868 0.750 0.734 0.709 0.685 0.062 0.639 0.618 0.507 0.877 0.557 0.538 0.520 PW Total Expenses $357,305 $368,050 $380,701 $302,650 = $323,001 $333,167 $342,580 $352,307 $362,012 $371,869 $382,029 $302,190 $402,048 $413,117 $423,748 = $434,068 «$445,017 $456,850 $468,128 $470,683 Accumulated PW Total Expenses $387,305 $726,345 $1,107,048 $1,499,606 $1,623,507 $2,156,764 $2,490,344 $2,851,651 $3,213,663 $3,585,533 $3,067,562 $4,350,752 $4,782,308 $5,175,516 $5,500,264 $6,033,030 $6,470,547 $6,996,307 $7,404,524 $7,884,208 3. Power Costs & PCE Payments 3.8, Power Costs $772,604 © $810,808 $860,542 $022,192 ‘Avg. Cost/kwh $0.24 $0.280 © $0.258 © 80.287 $0.22 $0.29 «= 80.237 «80.245 «80.253 ($0.281 $0270 © $0.270 = 0.280 «= 80.200 $0309 0.319 §= 80.330 $042 $0353 (80.388 PW Avg. Costhkwh $0.24) $0.24 $0.24 $0.24) $0.193 $0.03 © $0.02 $0.92 © $0.92 $0.192 $0.11 = $0101 (80.194 $0101 $0191 $0.101 $0.10» $0.10 $0.190$0.190 3b. PCE Payments PCE Payment $/kwh $0.140 $0.14 $0.15 90.16 $0.16 $0.17 $0.17 $0.16 $0.18 $0.19 $0.20 $0.20 $0.21 $0.22 $0.23 $0.23 $0.24 $0.25 $0.26 $0.27 PCE Payment $120,402 $135,182 $144,353 $154,003 $164,412 $175,340 $186,011 $199,180 $212,120 $225,832 $240,334 $255,880 $271,880 $280,012 $307,115 $328,290 $348,438 $987,763 $300,277 $414,041 PW PCE Payments $126,402 $130,501 $134,755 $138,083 $143,275 $147,632 $152,083 $156,538 $161,087 $165,700 $170,378 $175,119 $179,025 $184,706 $189,730 $104,729 $199,702 $204,919 $210,110 $218,386 Accumulated PW PCE Payments $126,402 $257,083 $301,638 © $530,821 $874,097 $821,728 $073,781 $1,130,319 $1,201,405 $1,457,105 $1,627,483 $1,802,602 $1,982,528 $2,167,323 $2,357,054 $2,551,782 $2,751,574 $2,956,403 $3,168,603 $3,381,060 4, Waste Heat Recovery Avaliable Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery ° 0 0 ° 3,910 3,960 4,009 4,086 4.103 4i47 4,233 4274 4314 4,352 4,380 4425 4.459 4.492 4,523 Jacket Water + 0 0 ° ° amt 7,830 7,906 8,002 8,216 8,330 8,460 8,580 8,090 6,816 6,931 9,048 0,158 9,269 9,370 9.487 Exhaust Stack Recovery (E.8) (Diese! Fue! Gal Equivalent) Jacket Water Recovery 0 ° 0 0 = 28,335 28,607 29,080 20,304 = 20,728 © 30,054 = 30,370 © 30,677 80,973 31,280 31,538 31,805 82,083) 82,311 32,840 32,777 Jacket Water + E.S. 0 0 0 0 = 53,676 «54,589 = 85,433 86,207 «87,151 87,096 © $8,830 50,685 = 80,480 «61,273 62,088) 62.848 3.85 64,380 © 65,120 65,887 Capital Investment Jacket Water Recovery $0 % $0 $0 $58,313 $58,313 $58,313 $88,919 $58,313 $58,313 $58,313 $58,313 $88,057 $88,657 $88,657 $88,057 = $88,657 = $88,657 = $88,057 $88,057 ES. $0 $0 $0 $0 $20,157 $20,187 $20,187 $20,157 $20,157 $20,157 $20,157 $20,157 $44,320 $44,320 $44,320 $44,320 $44,320 $44,320 $44,320 $44,320 ‘otal Capital Invest. Jacket Water + E. $0 %0 $0 $0 $87,470 $87,470 «$87,470 «$87,470 «$87,470 «$87,470 «$87,470 «$87,470 $132,088 $132,986 $132,086 $132,086 $132,088 $132,088 $132,086 $132,088 Debt Service Jacket Water, 5% @15 yrs $0 $0 $0 $0 $5,018 = $5,018 = $5,618 = $5,818 = $5,618 = $5,818 «= $5,018 = $5,018) $8,841 $8,541 $8,541 $8,541 $8,541 $8,541 $23,541 ($8,541 E'S., 5% @ 8 yrs $0 $0 $0 $0 $4511 $4511 $4511 84.511 84.511 $4511 $4,511 $4511 $8,050 $8,850 $8,050 $6,050 $8,050 $8,850 $8,850 86,850 Total Debt Service Jacket Water + E.£ $0 $0 $0 $0 $10,128 $10,128 $10,120 $10,128 $10,128 $10,128 $10,128 $10,129 $18,400 $15,400 $15,400 $15,400 © $18,400 © $15,400 $15,400 $18,400 O8M ‘ket Water @ 6% of Investment + Inf. $0 $0 $0 $0 $3,400 $3,604 $3,712 $3,823 $3,038 $4,058 $4,178 $4,303 $5,319 = $5,470 = $5,643 85.813 $5,087 $6,187 $8,352 94,542 E.S. @ 10% of Investment + inflation $0 $0 0 $0 $2,916 $3,003 $3,003 $3,188 = $3,282 $3,380 $3,481 $3,506 $4,433 $4,586 $4,703 $4,844 $4,080 $5,130 $5,203 85,482 Total Expenses Heat Recovery Jacket Water $0 $0 $0 $0 $0,117 $9,222 $9,390 $0,441 = $9,558 = $0,674 = $0,708 = $0,021 $13,861 $14,020 $14,185 $14,384 $14,520 $14,708 «$14,803 $15,084 Jacket Water +E.S. $0 $0 $0 $0 $7,427 87,514 $7,604 «$7,807 $7,703 $7,801 $7,003 $8,007 $11,201 «$11,424 «$11,581 $11,703 $11,848 = $11,008 $12,152 $12,310 Year 2001 2002 2003 2004 2005 2008 2007 2008 2008 2010 2011 2012 2013 2014 2015 2016 2017 2018 2010 2020 District Heating System Capital investment Debt Service @ 5%, 15 Years 08M at 10% of Investment + Inflation Total Expenses District Heating tal Expenses Waste Heat+District Heating Jacket Water Jacket Water +€.S, Waste Heat Sales Jacket Water Jacket Water +€.S, Net Income Jacket Water Jacket Water +.S 8. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water Jacket Water +£.S, PW Total Expenses Jacket Water Jacket Water +€.S, Accumulated PW Total Expenses Jacket Water Jacket Water +€.S. ss sess es es $357,395 $357,305 $387,305 $357,305 $357,305 $387,305 Accumulated PW Savings From Waste Heat Sales Jacket Water Jacket Water +€.S, 6. Power Costs & PCE Payments with Waste Heat Offset 6.2. Power Costs ‘Avg. Costikwh Jacket Water Jacket Water +E.S. PW Avg. Costkwh Jacket Water Jacket Water +E.S. 6b. PCE Payments PCE Payment $/kwh Jacket Water Jacket Water +E.S, PCE Payments Jacket Water Jacket Water +E S. PW PCE Payments Jacket Water Jacket Water +E.S. Accumulated PW PCE Payments Jacket Water Jacket Water +£.S. Accumulated P.W of PCE Savings Jacket Water Jacket Water +E.S. 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water Jacket Water +ES. 30 so $0.241 $0.241 $0.241 90.241 $0.140 90.140 $126,492 $126,492 $126,492 $126,492 $126,492 $126,492 $0 so es ss ssss $368,950 $368,950 $726,345 $726,345 $0.250 90.250 $0.241 30.241 90.145 $0.145 $135,162 $135,162 $130,501 $130,501 $257,083 $257,083 0 $0 se ss sess $380,701 $360,701 $1,107,048 $1,107,048 $0 0 90.258 $0.258 $0241 0.241 $0.150 $0.150 $144,353 $144,353 $134,755 $134,755 $301,638 $901,838 cd $0 ss $435,338 $435,338 $392,650 $392,650 $1,409,606 $1,499,696 % a $0.207 $0.287 30.241 $0.241 90.155 90.155 $154,003 $154,003 $138,983 $138,963 $530,821 $530,621 0 » ss $30,000 $2,890 $3,000 $5,890 $18,007 $22,434 $40,441 $76,608 $31,324 $60,181 $340,360 $302,503 $296,604 $283,613 $1,706,300 $1,763,310 $27,207 $60,287 $0.203 $0,180 90.177 90.187 90.104 90.082 $105,023 $83,085 $92,308 $73,188 $623,127 $604,009 $50,970 $70,088 $0.019 $0,041 $30,000 $2,800 $3,090 $5,980 $15,202 $22,716 $42,506 $80,083 $33,374 $73,460 $362,324 $322,230 $305,067 $271,309 $2,101,387 $2,034,618 $55,307 $122,146 $0.210 90.186 $0.176 $0.157 90.107 90.085 $112,600 $89,365, $04,806 $75,243 $717,033 $070,252 $103,705 $142,476 $0,010 90.042 $30,000 $2,800 $3,183 $6,073 $15,403 $23,007 $44,845 $85,571 $35,515 $77,006 $385,603 $343,182 $313,680 $270,154 $2,418,056 $2,313,773 $84,288 $185,571 90.217 90.193 90.176 90.187 90.110 90.068 $119,674 995,073 997,355 977,342 $815,288 $756,504 $158,493 $217,187 90.020 90.044 $30,000 $2,600 $3,278 $6,168 $15,610 $23,307 $47,191 $00,381 $37,749 $82,084 $410,483 $365,549 $322,636 $287,318 $2,737,602 $2,601,001 $113,050 $250,560 90.224 90.199 $0.176 $0.187 90.114 $0.081 $127,268 $101,249 $100,047 $70,581 $015,335 $836,175 $214,983 $204,144 $0.021 90.045 $30,000 $2,690 $3,377 96,207 $15,823 $23,616 $49,637 $95,423 $40,081 $87,630 $436,620 $380,071 $331,574 $205,465 $3,069,206 $2,806,556 $144,307 $317,107 90.231 90.206 90.176 90.187 $0.170 90.148 $198,705 $168,150 $148,621 $127,605 $1,063,056 $963,870 $227,449 $327,535 90.021 90.046 $30,000 $2,890 $3478 $6,368 $16,042 $23,933 $52,188 $100,706 $42,513 $02,815 $464,307 $414,005 $340,678 $303,768 $3,409,942 $3,200,324 $175,500 $385,200 $0.230 90.213 90.176 $0.187 90.176 90.152 $208,404 $170,344 $152,970 $131,591 $1,216,038 $1,005,461 $240,170 $361,644 90.022 90.048 $30,000 $2,800 $3,562 $6,472 $16,208 $24,261 $54,645 $108,242 $45,050 $08,240 $403,841 $440,644 $350,003 $312,379 $3,760,035 $3,512,703 90.248 90.221 90.175 $0.187 90.183 90.187 $222,109 $191,340 $157,500 $135,645 91,374,435 $1,231,106 $253,048 $306,377 90.023 90.049 $30,000 $2,600 $3,690 $6,580 $16,501 $24,508 $57,615 $112,040 $47,604 $103,043 $524,802 $468,643, $359,523 $320,005 $4,119,588 $3,833,607 $240,104 $526,055 90.175 $0.187 $30,000 $2,800 $3,000 96,001 $20,851 $31,643 $80,409 $118,112 $46,636 $106,620 $561,789 $501,606 $371,782 $331,955 $0.267 90.238 $0.176 80.158 90.198 30.170 $253,929 $219,053 $168,046 $144,906 $1,704,306 $1,815,660 $278,132 $466,668 90.022 $0.081 $30,000 $2,800 $3,014 $6,805 $20,825 $63,502 $124,480 $49,482 $113,044 $596,616 $533,053 $381,479 $340,638 $4,072,618 $4,506,489 $302,607 $009,027 30.276 $0.248 90.176 $0.158 $0.205 $0.177 $270,047 $233,213 $172,069 $149,117 $1,877,085 $1,064,777 $200,258 $502,547 $0.023 $30,000 $2,600 $4,032 96.922 $21,107 $32,668 906,628 $131,123 $52,443 $119,561 $633,476 $566,358 $301,350 $349,685 $5,264,108 $4,056,374 $335,006 $742,890 90.285 90.258 90.176 $0.187 90.212 90.183 $208,974 $248,079 ‘$177,287 $153,259 $2,084,352 91,818,036 $302,701 $530,018 90.024 90.054 $30,000 $2,600 $4,153 $7,043 $21,307 $33,100 $60,881 $138,086 $55,527 $126,384 $872,690 $601,833 $401,522 $359,229 $5,685,600 $5,215,603 $368,230 $818,327 $0.176 30.156 90.219 $0.190 $305,153 $264,092 $162,143 $157,634 $2,236,495 $1,975,660 $315,287 $576,113 90.024 90.085 $30,000 $2,690 $4,277 $7,168 $21,606 $33,544 $73,265 $145,372 $58,737 $133,524 $411,743 $968,613 $6,077,433 $5,584,215 $402,113 $805,331 90.227 $0.107 $324,124 $280,784 $186,924 $161,930 $2,423,419 $2,137,509 $328,185 $613,075 $0.025 0.057 $757,621 $678,001 $422,260 $378,286 $6,409,604 $5,062,501 $436,703 $973,605 $0.316 $0.283 $0.176 90.158 90.238 $0.204 $344,456 $298,722 $101,032 $166,440 $2,615,382 $2,304,040 90.028 $0.080 905,552 $148,814 $803,991 $720,729 $432,637 $388,012 $6,932,531 $8,350,514 ‘$471,993 $1,054,011 $0.327 90.203 90.176 90.158 ‘$30,000 $2,800 $4,074 ‘$7,564 $22,648 $34,058 $84,240 $169,301 $60,165 $156,901 $853,027 $765,201 $443,707 $308,024 $7,376,238 $6,748,537 ‘$507,970 $1,135,670 $0.338 90.176 90.158 90.282 90.219 $306,417 $337,522 $202,037 $175,564 $3,014,338 $2,650,585 $367,631 $731,384 $0.027 0.062 Kongiganak Sys. Losses 1999 = Diesel + Wind Generation Sys. Losses 2020 = Load Factor Avg. Eligible PCE kwh Sold as % of Total = Year 2001 2002 1, Load Requirements kWh Sales 700,023 729,387 kWh Generated 800,360 831,501 kW Demand 183 190 kWh Generated from Wind ° o KW from Wind 0 ° kWh Diese! 800,360 831,501 2. Expenses Capital Cost Wind Generator 0 ° Debt Service - 20 Yrs 08M kWh /Gal 91 93 Gal Fuel 87,952 89,358 Fuel Cost $/Gal $1.44 $1.50 Fuel Cost $126,650 $133,823 Fuel Cost$/kwh $0158 $0.161 Variable Non-Fuel Costs $/kwh $0.068 $0.07 Variable Non-Fuel Costs $47,602 $51,562 Fixed Non-Fuel Costs S/wh $0.102 $0.11 Fixed Non-Fuel Costs $71,402 $77,373 Total Non-FuelCost $119,004 $126,956 Total Power Generation Expenses $245,654 $262,778 2.8 Present Worth (PW) Expenses PW Factor 1,000 0.966 PW Total Expenses $245,654 $253,892 Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.8. Power Costs ‘Avg. Costkwh, PW Avg. Cost/kwh 3.b. PCE Payments PCE Payment S/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery 0 Jacket Water + ° Exhaust Stack Recovery (E.S) $245,654 $499,546 $0.351 $0.351 $0.360 $0.48 $0.100 $38,501 $38,501 $38,501 $0.10 $41,520 $40,116 $78,618 oo (Diese! Fue! Gal Equivalent) Jacket Water Recovery Jacket Water + E.S co eo Capital investment Jacket Water Recovery ES ‘otal Capital invest. Jacket Water + E.: Debt Service Jacket Water, 5% @15 yrs ES, 5% @ 8 yrs Total Debt Service Jacket Water + E.£ O&M ‘ket Water @ 6% of Investment + Inf: ES. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +€ S. 8ss ss sss 88s Ses ss see 88s x x Year 15.00% 8.00% kWhigal year 2001 = os kWhigal year 2020 = 55% Avg. PCE per kwh sold = 2003 2004 2005 2006 759,348 789,907 821,063 852,816 863,126 895,228 927,801 960,839 197 204 212 219 0 O 219,889 227,719 ° 0 40 42 863,126 895.228 §=707,912 733,120 ° 0 $80,000 $84,000 $6,419 $8,740 ‘$2,000 $2,100 95 o7 0.9 10.1 90,755 92,142 71,355 72,398 $1.56 $1.62 $1.68 $1.75 $141,351 $149,251 $120,204 $126,839 $0.164 $0.167 $0.170 $0.173 $0.07 $0.08 ‘$0.08 $0.08 $55,649 = $60,421 $49,836 = $53,834 $0.11 $0.11 $0.12 $0.12 $83,774 $90,631 $74,754 = $80,751 $139,623 $151,051 $124,590 $134,585 $260,974 $300,303 $253,213 $270,264 0.934 0.902 0.871 0.842 $262,292 $270,856 $220,661 $227,555 $761,838 $1,032,694 $1,253,355 $0.370 $0.380 $0.308 $0.317 $0.345 $0.343 $0.269 $0.267 $0.11 $0.11 $0.11 $0.12 $44,739 $48,168 += $51,820 $55,708 $41,764 $43,445 «$45,158 $46,905 $120,382 $163,827 $208,985 $255,890 ° O 2,695 2,689 0 0 4911 4,937 o 0 19,531 19,485, o 0 34,301 34,471 $0 $0 © $30,027 $30,027 $0 $0 = $15,013 $15,013 $0 $0 $45,040 $45,040 so $0 $2,893 $2,893 $0 $0 = $2,323 $2,323 so $0 $5,216 $5,216 $0 $0 = $1,802 $1,856 $0 $0 $1,501 $1,546 $0 so $4,694 $4,748 $0 so $3,824 $3,869 2003 2004 2005 2006 O41 13 $0.10 2007 685,167 994,338 227 235,658 43 758,680 $86,000 $6,901 $2,150 10.3 73,433 $1.62 $133,799 $0.176 $0.09 $58,111 $0.13 ‘$87,167 $145,278 $288,128 0.614 $234,392 $0.326 $0.265 $0.12 $59,845 $48,684 $304,574 2,681 4,961 19,428 4,628 $30,027 $15,013 $45,040 $2,893 $2,323 $5,216 $1,011 $1,583 $4,804 $3,916 2007 2008 918,115 1,028,289 235 243,704 “4 784,584 $88,000 $7,061 $2,200 10.5 74,481 $1.89 $141,099 $0.180 $0.09 $62,685 $0.13 $94,028 $156,713 $307,073 0.786 $241,357 $0.334 $0.263 $0.13 $64,245 $50,496 $355,070 2,671 4,983 19,359 34,772 $30,027 $15,013 $45,040 $2,893 $2,323 $5,216 $1,969 $1,641 $4,861 $3,963 2008 Est. Year 2001 Fue! Cost $/gal Est. 2001 Non-Fue! Cost $/kwh,Sale: Variable Costs @ 40% NFC Fixed Costs at 60% NFC . 2009 2010 2011 951,661 985,603 1,020,543 1,082,688 1,097,527 1,132,803 243 251 259 251,857 260,114 268,474 46 47 49 810.831 637,413 864,328 $7,362 $7,543 $7,864 $2,300 $2,350 $2,450 10.7 10.9 N12 75,482 76,494 77,500 $1.97 $2.05 $2.13 $148,755 $156,781 $165,195 $0.183 $0.187 $0.191 $0.09 $0.10 $0.10 $67,574 = $72,780 $78,379 $0.14 $0.15 $0.15 $101,362 $109,198 $117,568 $168,936 $181,997 $195,947 $327,373 $346,670 $371,456 0.759 0.734 0.709 $248,611 $255,830 $263,332 $0344 = $0.354 $0.384 $0.261 $0.260 $0.258 $0.13 $0.14 $0.14 $68,924 $73,805 $79,177 $52,341 $54,219 $56,130 $407,412 $461,631 $517,761 2,660 2,648 2,634 5,004 5,023 5,040 19,278 19,187 19,084 34,903 35,021 35,127 $30,027 $30,027 $30,027 $15,013 $15,013 $15,013 $45,040 $45,040 $45,040 $2,893 $2,893 $2,893 $2,323 $2,323 $2,323 $5,216 $5,216 $5,216 $2,028 $2,089 $2,151 $1,690 $1,740 $1,783 $4,921 $4,981 $5,044 $4,013 $4,063 $4,116 2009 2010 2011 $1.44 $0.17 $0.07 $0.10 2012 1,055,881 1,168,508 207 276,836 51 891,572 $102,000 $8,185 $2,550 11.4 78,498 $2.22 $174,015 $0,195 $0.10 $84,336 $0.16 $126,505 $210,841 $305,501 0.685 $270,959 $0.375 ‘$0.257 $0.15 $84,785 $58,073 $575,834 2,618 5,055 18,971 35,220 $30,027 $15,013 $45,040 $2,893 $2,323 $5,216 $2,216 $1,846 $5,109 $4,169 2012 2013 1,091,818 1,204,637 275 285,499 $2 9,138 $104,000 $8,345 $2,600 118 79,488 $2.31 $183,260 $0.199 $0.11 $90,695 $0.18 $136,042 $226,737 $420,942 0.662 $278,573 $0.86 $0,255 $0.15 $90,739 $60,050 $635,884 2,601 18,846 35,300 $47,815 $23,907 $71,722 $4,607 $3,699 $8,306 $2,869 $2,391 $7,475 $6,090 2013 Wind Regime Fue! inflaction Factor General Inflation Factor Discount Rate 2014 2015 1,128,348 1,165,477 1,241,183 1,278,140 283 292 294,160 302,919 54 55 947,022 975,221 $108,000 $110,000 $8,666 6 $8,627 $2,700 $2,750 11.8 12.0 80,471 81,447 $2.40 $2.49 $192,947 $203,007 $0.204 $0.208 $0.11 $0.12 $97,479 $104,714 $0.17 $0.18 $146,218 $157,071 $243,697 $261,784 $448,010 $476,459 0.639 0618 $286,459 $294,347 $0.397 $0.409 $0.254 $0.253 $0.16 $0.16 $97,058 $103,760 $62,059 $64,101 $697,943 $762,045 2,582 2,562 5,081 5,091 18,711 18,565 35,368 35,424 $47,815 = $47,815 $23,007 $23,907 $71,722 $71,722 $4,607 $4,607 $3,699 $3,699 $8,306 $8,306 $2,955 $3,044 $2,462 $2,536 $7,562 $7,650 $6,161 $6,235 2014 2015 7 40% 3.0% 3.5% 2016 1,203,204 1,315,503 300 311,774 57 1,003,729 $114,000 $9,148 $2,850 122 62,415 $2.59 $213,732 $0.213 $0.12 $112,428 $0.18 $168,641 $281,069 $506,798 0.587 $302,503 $1,480,910 $1,715,302 $1,056,659 $2,205,270 $2,461,100 $2,724,432 $2,995,390 $3,273,963 $3,560,422 $3,854,770 $4,157,273 $0.421 $0.251 $0.17 $110,868 $66,176 $826,221 2,540 5,099 18,408 35,468 $47,815 $23,907 $71,722 $4,607 $3,699 $8,306 $3,135 $2,612 $7,741 $6,311 2016 2017 1,241,528 1,383,266 309 320,724 $9 1,032,542 $118,000 $9,489 $2,050 12.4 83,376 $2.70 $224,872 $0.218 $0.13 $120,649 $301,622 $538,913 0.877 $310,794 $4,468,067 80.434 $0.250 $0.17 $118,404 $68,284 $896,505 2,517 5,106 18,241 35,500 $47,815 $23,007 $71,722 $4,607 $3,699 $8,306 $3,229 $2,691 $7,836 $6,390 2017 Wind Genkw $2,000 Waste Heat - Investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2018 2019 2020 1,280,449 1,319,968 1,360,084 1,391,421 1,429,065 1,468,891 318 326 335 329,767 338,902 348,127 60 62 64 1,061,654 1,081,064 1,120,764 $120,000 $124,000 $128,000 $9,629 $9,950 $10,271 $3,000 $3,100 $3,200 126 128 13.0 84,329 85,274 86,213 $2.80 $2.92 $3.03 $236,540 $248,760 $261,557 $0.223 $0.228 $0.233 $0.13 $0.14 $0.14 $129,408 $138,738 $148,673 $0.20 $0.21 $0.21 $194,113 $208,108 $223,010 $323,521 $346,646 $371,683 $572,690 $608,657 $646,711 0.557 0.538 0.520 $319,105 $327,677 $336,390 $4,787,172 $5,114,850 $5,451,240 $0.447 $0.461 $0.475 $0.249 $0.248 $0.247 $0.18 $0.19 $0.19 $126,389 $134,850 $143,812 $70,425 $72,598 $74,805 $966,929 $1,039,528 $1,114,332 2,493 2,467 2,439 5,111 5,115 5,116 18,063 17,875 17,677 35,519 35,527 35,523 $47,815 $47,815 $47,815 $23,907 $23,907 $23,907 $74,722 $74,722 -$71,722 $4,607 $4,607 $4,607 $3,609 $3,699 $3,699 ‘$8,306 $8,306 $8,306 $3,326 $3,426 $3,528 $2,772 $2,855 $2,940 $7,932 $8,032 $8,135 $6,471 $6,554 $6,639 2018 2019 2020 District Heating System Capital investmentt Debt Service @ 5%, 15 Yea O&M at 10% of Investment + Inflation Total Expenses District Heating ‘al Expenses W: Heat+ District Heating Jacket Water Jacket Water +E.S. Waste Heat Sales Jacket Water Jacket Water +E S. Net Income Jacket Water Jacket Water +E S. 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water Jacket Water +E S. PW Total Expenses Jacket Water Jacket Water +E S. Accumulated PW Total Expenses Jacket Water Jacket Water +E.S. ss sess ss so so SSss 8s $0 so so so $245,654 $262,778 $245,654 $262,778 $245,654 $253,692 $245,654 $253,692 $245,654 $499,546 $245,654 $499,546 Accumulated PW Savings From Waste Heat Sales Jacket Water $o Jacket Water +E.S. $o 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs ‘Avg. Costikwh Jacket Water $0.351 Jacket Water +E.S. $0,351 PW Avg. Cost/kwh Jacket Water $0.351 Jacket Water +E S. $0.351 6.b. PCE Payments PCE Payment $/kwh Jacket Water $0.100 Jacket Water +€.S $0.100 PCE Payments Jacket Water $36,501 Jacket Water +E.S. $38,501 PW PCE Payments Jacket Water $38,501 Jacket Water +E. S. $38,501 Accumulated PW PCE Payments Jacket Water $38,501 Jacket Water +E.S. $36,501 Accumulated P.W of PCE Savings Jacket Water $0 Jacket Water +£.S so 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water $0 Jacket Water +ES. $0 so so $0.360 $0.360 $0.348 $0.348 $0.104 $0.104 $41,520 $41,520 $40,118 $40,116 $78,618 $78,618 $0 so so so so so so so so $0 $0 $0 so $280,974 $280,974 $262,292 $262,292 $0 $o $0 $300,303 $300,303 $270,858 $270,856 $30,000 $2,890 ‘$3,000 ‘$5,890 $10,585 $14,409 $32,902 $57,784 $28 207 $53,960 $225,006 $199,253 $196,079 $173,636 $30,000 $2,890 $3,090 $5,980 $10,729 $14,598 $34,137 $60 393 $29,389 $56,524 $240,875 $213,740 $202,810 $179,964 $30,000 $2,890 ‘$3,183 $6,073 $10,877 $14,793 $35,396 $63,095 $30,594 $59,179 $257,534 $228,949 $209,504 $186,250 $30,000 $2,890 $3,278 $6,168 $11,030 $14,993 $36,683 $65,891 $31,822 $61,928 $275,251 $245,146 $216,345 $192,682 $30,000 $2,890 $3,377 $8,267 $11,187 $15,200 $37,993 $68,785 $33,072 $64,772 $294,301 $262,601 $223,496 $199,422 $761,838 $1,032,694 $1,228,774 $1,431,584 $1,641,088 $1,857,433 $2,080,929 $761,838 $1,032,694 $1,206,332 $1,386,296 $1,572,546 $1,765,228 $1,964,650 $o $0 $0.370 $0.370 $0.345 $0.345 $0.107 $0.107 $44,739 $44,739 $41,764 $41,764 $120,382 $120,382 $0 so $0 $0 $0.380 $0.380 $0.343 $0.343 $0.117 90.111 $48,168 $48,168 $43,445 $43,445 $163,827 $163,827 $0 so $24,581 $47,023 $0.274 $0.243 $0.230 $0211 $0.027 -$0.003 $12,176 -$1,280 $10,611 $1,115 $174,437 $162,711 $34,548 $46,274 $0.034 ‘$0,066 $49,326 $94,614 $0.282 $0,251 $0,238 $0.211 $0.030 -$0.001 $13,668 -$310 $11,676 $261 $186,113 $162,450 $69,777 $93,440 $0.034 $0.066 $74,214 $142,756 $0.291 $0.259 $0.237 $0.210 $0.032 ‘80.001 $15,579 $644 $12,674 $524 $198,767 $162,074 $105,767 $141,600 $0.035 $0.067 $99,226 $191,431 '$0.300 ‘$0.267 $0.236 $0.210 $0.035 $0.003 $17,429 $1,699 $13,699 $1,336 $212,486 $164,309 $142,584 $190,761 $0.035 $0.067 $124,341 $240,620 $0.309 $0.276 30.235 $0.210 $0.116 0.084 $60,487 $43,024 $45,935 $33,356 $258,421 $197,665 $148,001 $209,746 $0.035, $0.068 $30,000 $2,890 $3,478 $8,368 $11,349 $15,413 $39,325 $71,778 $34,343 $67,715 $314,327 $280,955 $230,631 $206,146 $30,000 $2,890 $3,682 $6,472 $11,516 $15,632 $40,679 $74,874 $35,635 $70,759 $335,621 $300,697 $238,070 $213,170 $30,000 $2,890 $3,600 $6,580 $11,688 $15,858 $42,054 $78,075 $36,046 $73,906 $358,646 $321,685 $245,653 $220,337 $30,000 $2,890 $3,800 $6,691 $14,168 $20,256 $43,449 $81,384 $35,974 $75,294 $364,968 $345,648 $254,766 $228,744 $30,000 $2,890 $3,014 $6,805 $14,366 $20,528 $44,863 $84,803 $37,301 $78,641 $410,700 $369,369 $262,600 $236,176 $30,000 $2,890 $4,032 $6,922 $14,572 $20,808 $46,293 $88,334 $36,643 $82,099 $437,816 $394,360 $270,475 $243,628 $30,000 $2,890 $4,153 $7,043 $14,784 $21,006 $47,738 $91,961 $39,997 $85,660 $466,802 $421,120 $278,620 $251,368 $2,311,560 $2,549,630 $2,795,263 $3,050,048 $3,312,657 $3,583,132 $3,861,761 $2,170,796 $2,383,966 $2,604,302 $2,833,046 $3,069,222 $3,312,851 $3,564,219 $149,540 $290,304 $0.319 $0.265 $0.234 $0.200 $0.121 $0.088 $65,398 $47,961 $47,064 $35,190 $306,405 $232,856 $155,226 $228,775 $0.035 $0.069 $174,802 $340,466 90.320 30.295 90.233 $0.209 $0.126 80.094 $70,893 $52,541 $50,257 $37,247 $356,663 $270,103 $161,008 $247,658 $0.035 $0,069 $200,108 $301,088 $0.340 $0.305 $0.233 $0.208 $0.132 $0.089 $76,757 $57,445 $52,574 $39,347 $409,237 $309,450 $166,597 $266,384 $0.035 $0.070 $223,915 $440,917 90.353 $0.317 $0.233 $0.210 $0.140 $0.108 $83,976 $63,431 $55,574 $41,978 $464,811 $351,428 $171,073 $284,457 $0.033 $0.069 $247,765 $491,200 $0.364 $0.327 $0.233 $0.200 $0.146 $0.111 $90,653 $69,052 $57,964 $44,152 $522,775 $395,580 $175,169 $302,363 $0.033 $0.070 $271,638 $541,019 $0.376 $0.338 $0.232 30.208 $0.152 $0.117 $97,531 $74,825 $60,253 $46,226 $583,028 $441,806 $179,017 $320,239 $0.033 $0.070 $295,512 $593,055 $0.388 $0.350 $0.232 $0.208 $0.159 $0.123 $104,963 $81,119 $62,663 $48,419 $645,691 $490,225 $182,530 $337,906 $0.033 $0.071 $30,000 $2,890 $4,277 $7,168 $15,003 $21,393 $49,197 $95,746 $41,362 $89,356 $497,551 $449,557 $286,941 $259,262 $4,148,702 $3,823,481 $310,365 $644,587 $0.401 $0.362 $0.231 $0.208 $0,166 $0.120 $113,051 $87,974 $85,197 $50,735 $710,888 $540,960 $185,617 $355,545 $0.033 $0.072 $30,000 $2,890 $4,408 $7,296 $15,228 $21,699 $50,667 $99,631 $42,734 $93,160 $520,056 $479,530 $205,293 $267,196 $4,443,095 $4,090,677 $343,177 $696,496 $0.414 $0.375 $0.231 $0.208 $0.172 $0.135 $121,403 $95,056 $67,646 $52,065 $778,535 $593,925 $188,395 $373,004 $0.033 $0.073 $30,000 $2,890 $4,538 $7,428 $15,460 $22,014 $52,148 $103,630 $44,113 $97,085 $564,543 $511,571 $303,928 $275,410 $4,747,924 $4,366,087 $366,926 $748,763 $0.428 $0.388 $0.230 $0.209 $0.180 $0.142 $130,539 $102,861 $70,277 $55,378 $848,812 $649,302 $190,716 $390,226 $0.033 $0.074 $30,000 $2,890 $4,674 $7,564 $15,699 $22,338 $53,631 $107,773 $45,406 $101,134 $601,216 $545,578 $312,726 $283,785 $5,060,640 $4,649,872 $390,591 $801,368 $0.42 $0.401 $0.230 $0,200 $0,187 $0,148 $140,130 $111,060 $72,890 $57,768 $921,701 $707,070 $192,631 $407,262 $0.033, $0.074 Kotlik Diesel + Wind Generation Sys. Losses 1999 = Sys. Losses 2020 = Load Factor = Avg. Eligible PCE kwh ‘Sold as % of Total = Year 2001 1, Load Requirements kWh Sales 1,317,696 kWh Generated 1,508,794 kW Demand 344 kWh Generated from Wind ° KW from Wind ° kWh Diesel 1,506,794 2. Expenses Capital Cost Wind Generator ° Debt Service - 20 Yrs O&M kWh /Gal 10.3 Gal Fuel 146,291 Fuel Cost $/Gal $1.20 Fuel Cost $175,549 Fuel Cost$/kwh $0.117 Variable Non-Fuel Costs $/kwh $0,068 Variable Non-Fuel Costs $89,617 Fixed Non-Fuel Costs $/kwh $0.102 Fixed Non-Fuel Costs $134,425 Total Non-FuelCost $224,042 Total Power Generation Expenses $399,591 2.8 Present Worth (PW) Expenses PW Factor 1.000 PW Total Expenses $399,591 Accumulated PW Total Expenses $399,591 3. Power Costs & PCE Payments 3.8, Power Costs ‘Avg. Cost/kwh $0.303 PW Avg. Cost/kwh $0,303 3.b. PCE Payments PCE Payment $iwh $0.120 PCE Payment $64,840 PW PCE Payments $64,640 Accumulated PW PCE Payments $64,840 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery 0 Jacket Water + 0 Exhaust Stack Recovery (ES) (Diese! Fuel Gal Equivalent) Jacket Water Recovery Jacket Water + E.S. oo Capital Investment Jacket Water Recovery ES. tal Capital invest. Jacket Water + E: Debt Service Jacket Water, 5% @15 yrs ES. 5% @ 8 yrs Total Debt Service Jacket Water + E.¢ 8M ‘ket Water @ 6% of investment + Infl: E.S. @ 10% of Investment + Inflation Total Expenses Heal Recovery Jacket Water Jacket Water +E S. Ses ss sss 88s 2002 1,367,861 1,559,362 356 0 ° 1,559,362 10.4 149,334 $1.25 $186,369 $0.120 $0.07 $96,735 $0.11 $145,103 $241,838 $428,207 0.986 $413,726 15.00% 8.00% os 41% 2003 1,418,735 1,612,629 368 ° ° 1,612,629 106 152,362 $1.30 $197,753 $0.123 $0.07 $104,346 $0.11 $156,519 $260,866 $458,619 0.934 $428,126 2004 1,470,518 1,666,587 380 0 o 1,666,587 107 155,374 $1.35 $208,729 $0,128 $0.08 $112,481 $0.11 $168,722 $281,203 $490,932 0.902 $442,792 kWhigal year 2001 = kWhigal year 2020 = Avg PCE per kwh sold = 2005 1,523,211 1,721,228 393 141,141 74 1,580 088 $148,000 $11.876 $3,700 109 145,383 $1.40 $204,094 $0.129 $0.08 $111,236 $0.12 $166,854 $278,090 $497,759 0.871 $433,768 2006 1,576,613 1,776,543 406 145,676 76 1,630,866 $152,000 $12,197 $3,800 11.0 148,119 $1.48 $216,251 $0.133 $0.08 $119,756 $0.12 $179,634 $299,391 $531,639 0.842 $447,626 103 13 $0.12 2007 1,631,324 1,832,521 418 150,267 79 1,682,254 $158,000 $12,678 $3,950 112 150,830 $1.2 $229,032 $0.136 $0.08 $128,852 $0.13 $193,278 $322,131 $587,700 0.814 $461,898 $813,317 $1,241,443 $1,684,235 $2,118,004 $2,565,629 $3,027,527 $3,503,768 $3,084,602 $0.313 $0.302 $0.12 $69,654 $67,299 $132,139 oo $0.323 ‘$0.302 $0.13 $74,773 $69,802 $201,941 eo Bes ss sss 88s $0.334 $0,301 $0.13 $80,215 $72,349 $274,290 Ess se sss 888 $0.327 $0.285 $0.14 $85,998 $74,942 $349,232 5,068 9,582 6,722 66,816 $54,530 $27,265 $81,794 $5,253 $4,218 $9,472 $3,272 $2,726 $8,525 $6,945 2005 $0.337 $0.284 $0.14 $92,140 $77,579 $426,812 5,098 9,697 6,943 67,604 $54,530 $27,265 $81,794 $5,253 $4,218 $9,472 $3,370 $2,808 $8,623 $7,027 2006 $0.348 $0.283 $0.15 $98,661 $80,261 $507,073 5,126 9,809 37,144 68,368 $54,530 $27,265 $81,794 $5,253 $4,218 $9,472 $3,471 $2,893 $8,725 $7,111 2007 Est. Year 2001 Fuel Cost $/gai $1.20 Wind Regime 5 Wind Genkw $2,000 Est. 2001 Non-Fuel Cost $/kwh, Sale: $0.17 Fuel inflaction Factor 40% Waste Heat - investment per KW Variable Costs @ 40% NFC $0.07 General inflation Factor 3.0% Jacket Water $100 Fixed Costs at 60% NFC = $0.10 Discount Rate 35% Jacket Water + Stack Heat $150 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 1,686,744 1,743,074 1,600,313 1,858,462 1,917,520 1,977,487 2,038,364 2,100,149 2,162,845 2,226,449 2,290,963 2,356,386 2.422.719 1,889,153 1,946,433 2,004,348 2,062,893 2,122,055 2,181,827 2,242,200 2,303,163 2,364,711 2,426,829 2,489,513 2,552,752 2,616,537 431 444 458 4741 484 498 512 526 540 554 568 583 597 154,911 159.607 164,357 169.157 174,009 += 178,910 183,660 += 188,859 += 193,908 199,000 204,140 209,326 214,556 81 83 86 88 1 4 6 99 101 104 107 108 112 1,734,243 1,788,825 1,839,992 1,893,736 1,948,047 2,002,917 2,058,340 2,114,304 2,170,804 2,227,829 2,285,373 2,343,426 2,401,981 $162,000 $168,000 $172,000 $176,000 $182,000 $188,000 $192,000 $198,000 $202,000 $208,000 $214,000 $218,000 $224,000 $12,909 $13,320 $13,802 $14,123 $14,604 $15,086 $15,407 $15,688 $16,209 $16,690 $17,172 $17,493 $17,974 $4,050 $4,150 $4,300 $4,400 $4,550 $4,700 $4,800 $4,950 $5,050 $5,200 $5,350 $5,450 ‘$5,600 13 114 11.6 U7 11.9 12.0 12.4 12.3 124 126 12.7 12.9 13.0 153,644 156,234 158,008 161,567 164,210 166,837 169,447 172,042 174,620 177,182 179,727 182,256 184,768 $1.58 $1.64 $1.71 $1.78 $1.85 $1.92 $2.00 $2.08 $2.16 $2.25 $2.34 $2.43 $2.53 $242,465 $256,581 $271,411 $286,990 $303,352 $320,533 $338,571 $357,505 $377,377 $396,230 $420,109 $443,060 $467,133 $0.140 $0.144 $0.148 $0.152 $0.156 $0.160 $0.164 $0.169 90.174 $0.179 $0,184 $0.169 $0.194 $0.08 $0.09 $0.10 $0.10 $0.10 $0.14 $0.11 $0.12 $0.12 $0.13 $0.13 $0.14 $0.14 $138,559 $148,914 $159,956 $171,727 $184,272 $197,636 $211,869 $227,022 $243,152 $260,314 . $278,571 $297,988 $318,631 $0.13 $0.14 $0.15 $0.15 $0.16 $0.16 $0.17 $0.18 $0.18 $0.19 $0.20 $0.21 $0.21 $207,838 $223,370 $239,934 $257,591 $278,407 $206,453 $317,803 $340,533 $364,727 $300,471 $417,857 $446,981 $477,947 $346,397 $372,284 $399,689 $420,318 $460,670 $494,089 $529,672 $567,556 $607,879 $650,785 $696,428 $744,969 $796,578 $605,911 $646,335 $689,402 $734,831 $783,185 $834,408 $888,449 $945,899 $1,006,515 $1,070,906 $1,139,059 $1,210,972 $1,287,285 0.786 0.759 0.734 0.709 0.685 0.662 0.639 0618 0.597 0.577 0.557 0.538 0.520 $476,241 $490,834 $505,836 $520,935 $536,430 $552,197 $568,078 $584,359 $600,779 $617,598 $634,688 $651,940 $669,589 $4,500,438 $5,021,373 $5,557,812 $6,110,008 $6,678,087 $7,262,446 $7,863,226 $8,480,824 $9,115,512 $9,767,452 $10,437,041 $0,359 $0.371 $0.383 $0,305 $0.408 $0.422 $0.436 $0.450 $0.465, 90.481 $0.497 $0.514 $0.531 $0.282 $0,282 $0,261 $0.280 $0.260 $0.279 $0.279 $0.278 $0.278 90.277 $0.277 $0.277 $0.276 $0.15 $0.16 $0.16 $0.17 $0.18 $0.18 $0.19 $0.19 $0.20 $0.24 $0.22 $0.22 $0.23 $105,584 $112,929 $120,719 $126,980 $137,736 $147,015 $156,845 $167,255 $178,277 $189,943 $202,288 $215,347 $229,158 $82,988 = $85,759 = $88,575 $01,436 «= $94,342 = $97,202 $100,288 $103,327 $106,412 $109,541 $112,715 $115,934 $119,198 $590,061 $675,620 $764,395 $855,832 $950,174 $1,047,466 $1,147,753 $1,251,081 $1,357,493 $1,467,034 $1,579,749 $1,695,684 $1,814,881 5,151 5,173 5,192 5,208 5,221 5,232 5,239 5,244 5,247 5,248 5,243 5,237 5,228 9,018 10,024 10,126 10,224 10,320 10,412 10,501 10,586 10,669 10,748 10,8623 10,896 10,965 37,323 37,482 37,620 37,737 37,834 37,910 37,967 38,003 38,019 38,015, 37,901 37,948 37,885 69,107 69,822 70,514 71,182 71,825 72,446 73,042 73,615 74,105 74,691 75,195 75,675 76,132 $54,530 $54,530 $54,530 $54,530 $85,172 $85,172 $85,172 $85,172 $85,172 $85,172 $85,172 $85,172 $27,265 $27,265 = $27,265 = $27,265 += $42,586 = $42,586 = $42,586 = $42,586 $42,586 $42,586 $42,586 $42,586 $81,794 $81,794 $81,794 $81,794 $127,759 $127,759 $127,759 $127,759 $127,759 $127,759 $127,759 $127,759 $5,253 $5,253 $5,253 $5,253 $5,253 $8,206 $8,206 $8,206 $8,206 $8,206 $8,206 $8,208 $8,206 $4,218 $4,218 $4,218 $4,218 $4,218 $6,589 $6,589 $6,589 $6,589 $6,589 $6,589 $6,589 $6,589 $0,472 $9,472 $9,472 $9,472 $9,472 $14,785 = $14,795 $14,795 $14,795 = $14,795 $14,795, $14,795 $14,795 $3,575 $3,682 $3,793 $3,907 $4,024 $5,110 $5,264 $5,422 $5,584 $5,752 $5,924 $6,102 $6,285 $2,979 $3,069 $3,161 $3,256 $3,353 $4,259 $4,386 $4,518 $4,654 $4,793 $4,937 $5,085 $5,238 $8,829 $8,936 $9,046 $9,160 $9,277 $13,316 = $13,469 = $13,627, $13,790 $13,957 $14,130 $14,308 $14,491 $7,198 ‘$7,287 $7,379 $7,474 $7,572 $10,848 $10,975 $11,107 $11,243 $11,382 $11,526 $11,674 $11,827 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 District Heating System Sess $0 $0 $0 $o $0 $o $428,207 $428,207 $413,726 $413,726 Sess ss ss $0 $0 $458,619 $458,619 $428,126 $428,126 $s $888 ss so so $490,932 $490,932 $442,792 $442,792 $30,000 $2,890 $3,000 $5,890 $14,416 $21,360 $51,551 $93,799 $43,026 $66,854 $454,733 $410,905 $396,274 $358,080 $30,000 $2,890 $3,090 $5,980 $14,604 $21,630 $53,937 $98,701 $45,313 $91,674 $486,325 $439,965 $409,473 $370,438 $30,000 $2,890 $3,183 $6,073 $14,797 $21,908 $56,399 $103,808 $47,674 $96,697 $620,116 $471,093 $423,115 $383,235 $30,000 $2,890 $3,278 $6,168 $14,997 $22,195 $58,938 $109,128 $50,109 $101,930 $555,802 $503,981 $436,855 $396,124 $30,000 $2,890 $3,377 $6,267 $15,203 $22,490 $61,556 $114,668 $52,620 $107,381 $593,715 $538,954 $450,874 $409,288 $813,317 $1,241,443 $1,684,235 $2,080,509 $2,489,982 $2,913,097 $3,349,95: F 684 080; 489, 913, 349,952 $3,800, $813,317 $1,241,443 $1,684,235 $2,042,316 $2,412,754 $2,795,989 $3,192,113 sacra $o $o $0.313 $0.313 $0.302 $0.302 $0.124 $0.124 $69,654 $69,654 $67,299 $67,299 $132,139 $132,139 $0 ‘$0 Capital investment $o Debt Service @ 5%, 15 Years $o 08M at 10% of Investment + Inflation $o Total Expenses District Heating so al Expenses Waste Heat+District Heating Jacket Water so Jacket Water +E.S. so Waste Heat Sales Jacket Water so Jacket Water +.S. so $0 Jacket Water +E.S. $o 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $399,591 Jacket Water +£.S. $399,591 PW Total Expenses Jacket Water $399,591 Jacket Water +E.S. $399,591 Accumulated PW Total Expenses Jacket Water $399,591 Jacket Water +E.S. $399,591 Accumulated PW Savings From Waste Heat Sales Jacket Water $o Jacket Water +E.S. $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs ‘Avg. Cost/kwh Jacket Water $0,303 Jacket Water +E.S. $0.303 PW Avg. Co! Jacket Water $0.303 Jacket Water +E.S. $0.303 6.b. PCE Payments PCE Payment S/kwh Jacket Water $0.120 Jacket Water +E.S. $0.120 PCE Payments Jacket Water $64,840 Jacket Water +E.S. $64,840 PW PCE Payments Jacket Water $64,840 Jacket Water +E.S. ‘$64,640 Accumulated PW PCE Payments Jacket Water $64,840 Jacket Water +£.S. $64,840 Accumulated P.W of PCE Savings Jacket Water $0 Jacket Water +E.S. $0 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water $o Jacket Water +ES. $o so $0 $0 $o $0.323 $0.323 $0.302 $0.302 $0.129 $0.129 $74,773 $74,773 $69,802 $69,802 $201,941 $201,941 $0 so so so $0 $0 $0.334 $0.334 $0.301 $0.301 $0.133 $0.133 $80,215 $80,215 $72,349 $72,349 $274,290 $274,290 so so $37,495 $75,688 90.299 $0.270 $0.260 $0.235, $0.116 $0.088 $72,173 $55,102 $62,894 $48,018 $337,185 $322,308 $12,048 $26,924 $0.028 $0.057 $75,647 $152,875 $0.308 $0279 $0.260 $0.235 $0.120 $0.092 $77,454 $59,396 $65,214 $50,010 $402,399 $372,318 $24,413 $54,493 $0.029 $0.058 $114,430 $231,538 $0.319 $0.289 $0.259 $0.235 90.124 $0,096 $83,164 $64,070 $67,654 $52,121 $470,053 $424,439 $37,020 $82,634 $0.029 $0.059 $153,816 $311,655 $0.330 $0.298 $0.250 $0.235 $0.129 $0.100 $89,160 $66,976 $70,079 $54,214 $540,132 $478,653 $49,929 $111,407 $0.030 $0.060 $193,776 $393,201 $0.341 $0.309 $0.259 $0.235 $0.151 $0.121 $107,801 $86,471 $81,865 $65,667 $621,997 $544,321 $53,623 $131,499 $0.030 $0,062 $30,000 $2,890 $3,478 $6,368 $15,414 $22,704 $64,254 $120,436 $55,207 $113,057 $634,195 $576,346 $465,329 $422,883 $30,000 $2,890 $3,582 $6,472 $15,633 $23,107 $67,032 $126,439 $57,872 $118,965 $876,959 $815,865 $479,909 $436,599 $30,000 $2,890 $3,690 $6,580 $15,857 $23,429 $69,892 $132,686 $60,615 $125,115 $722,570 $858,071 $494,921 $450,743 $30,000 $2,890 $3,800 $6,691 $20,007 $30,854 $72,835 $139,185 $59,519 $128,338 $774,689 $706,070 $512,809 $467,265 $30,000 $2,890 $3,914 $6,805 $20,274 $31,249 $75,860 $145,945 $62,391 $134,969 $826,058 $753,480 $528,185 $481,778 $30,000 $2,890 $4,032 $6,922 $20,549 $31,656 $78,970 $152,973 $65,342 $141,866 $880,556 $804,032 $543,992 $496,717 $30,000 $2,890 $4,153 $7,043 $20,833 $32,075 $82,163 $160,280 $68,373 $149,038 $938,142 $857,477 $559,968 $511,820 $30,000 $2,890 $4,277 $7,168 $21,125 $32,507 $85,441 $167,875 $71,484 $156,493 $999,422 $914,413 $576,373 $527,348 $4,266,155 $4,746,063 $5,240,985 $5,753,793 $6,281,978 $6,825,970 $7,385,938 . 240, 753, 261 .825 | 385; 7 862, $4,024,284 $4,460,882 $4,911,625 $5,378,890 $5,860,668 $6,357,385 $6,869,205 sens $234,283 $476,154 $0.352 $0.320 $0.258 $0.235 $0.157 $0.126 $115,795 $93,262 $84,962 $66,429 $706,950 $612,750 $57,436 $151,645 $0,031 $0,063 $275,310 $560,491 $0.364 $0,331 $0.258 $0.235 $0.163 90.132 $124,127 $100,331 $87,996 $71,127 $794,955 $683,877 $60,877 $171,955 $0.031 $0.064 $316,828 $646,188 $0.377 90.343 90.258 $0.235 $0.169 $0.137 $133,179 $108,056 $91,220 $74,013 $886,175 $757,890 $63,998 $192,284 $0.032 $0.065 $356,216 $731,118 $0.392 $0.357 $0.259 $0.236 $0.178 $0.145 $144,332 $117,527 $95,516 $77,777 $981,691 $835,667 $85,774 $211,799 $0.030 $0.065, $396,109 $817,419 $0.405 80.370 $0.259 90.236 $0.185 $0,151 $184,403 $126,134 $98,726 $80,650 $436,477 $905,061 $0.419 90.383 $0.259 $0.237 $0.192 $0,157 $165,292 $135,486 $102,114 $83,701 ‘$477,288 $518,513 $994,021 $1,084,271 $0.434 $0.396 $0.259 $0.237 $0.199 $0.164 $176,686 $145,267 $105,462 $86,709 $0.449 $0.411 $0.259 $0.237 $0.207 $0.171 $188,880 $155,769 $108,928 $89,833 $1,080,417 $1,182,532 $1,287,004 $1,396,922 $916,317 $1,000,018 $1,086,727 $1,176,560 $67,336 $231,436 $0.031 $0,066 $68,549 $251,063 $0.031 $0.068 $69,499 $270,766 $0.032 $0,069 $70,112 $290,474 $0.032 $0.070 $30,000 $2,890 $4,408 $7,206 $21,426 $32,952 $86,804 $175,766 $74,674 $164,240 $1,064,385 $974,819 $593,080 $543,173 $8,555,390 $7,939,725 $560,122 $1,175,786 $0.465 $0.426 $0.250 30.237 $0.215 $0.178 $201,926 $167,039 $112,514 $93,075 $1,509,436 $1,269,635 $70,313 $310,115 $0,033 $0.072 $30,000 $2,890 $4,538 $7,428 $21,738 $33,410 $92,251 $183,964 $77,943 $172,290 $1,133,029 $1,036,682 $609,979 $559,186 $9,165,369 $8,498,911 $602,083 $1,268,541 $0.481 $0.441 $0.259 $0.237 $0.223 $0.185 $215,598 $178,850 $116,069 $96,286 $1,625,508 $1,365,921 $70,178 $329,763 $0.033 $0.073 $30,000 $2,890 $4,674 $7,564 $22,055 $33,882 $95,783 $192,479 $81,202 $180,653 $1,205,903 $1,106,633 $627,304 $875,621 $9,792,673 $9,074,533 $644,368 $1,362,508 $0.498 80.457 $0,259 $0.238 $0.232 $0.193 $230,290 $191,589 $119,787 $99,656 $1,748,202 $1,465,576 $69,589 $349,305 $0.034 $0.078 Kwigillingok Diesel + Wind Generation Sys. Losses 1999 = Sys. Losses 2020 = Load Factor Avg. Eligible PCE kwh Sold as % of Total = Year 2001 2002 1. Load Requirements kWh Sales 481,002 495,724 kWh Generated 549,946 565,125 kW Demand 126 129 kWh Generated from Wind ° ° KW from Wind ° ° kWh Diesel 549,946 565,125 2. Expenses Capital Cost Wind Generator 0 ° Debt Service - 20 Yrs O&M kWh /Gal 97 9.9 Gal Fuel 56,695 57,236 Fuel Cost $/Gal $1.21 $1.26 Fuel Cost $68,601 $72,025 Fuel Cost$/kwh $0.125 $0.127 Variable Non-Fuel Costs Skwh = $0.104 $0.11 Variable Non-Fuel Costs $50,024 $53,618 Fixed Non-Fuel Costs $/kwh $0.156 $0.16 Fixed Non-Fuel Costs $75,036 $80,426 Total Non-FuelCost $125,061 $134,044 Total Power Generation Expenses $193,682 $206,069 2. Present Worth (PW) Expenses PW Factor 1,000 0.966 PW Total Expenses $193,682 $199,100 Accumulated PW Total Expenses $193,682 $392,762 3. Power Costs & PCE Payments 3.8. Power Costs Avg. Cost/kwh $0403 $0416 PW Avg. Cost/kwh $0.403 $0.402 3b. PCE Payments PCE Payment $/kwh $0.250 $0.26 PCE Payment $79,385 $84,657 PW PCE Payments $79,365 $81,794 Accumulated PW PCE Payments $79,365 $161,160 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) eo eco (Diese! Fusi Gal Equivalent) Jacket Water Recovery Jacket Water + E.S oo eo Capital investment Jacket Water Recovery ES ‘otal Capital Invest. Jacket Water + E.: Debt Service Jacket Water, 5% @15 yrs E.S,, 5% @ 8 yrs Total Debt Service Jacket Water + E.¢ O&M ‘ket Water @ 6% of Investment + Infl E.S. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E.S. s 3838 6 88 88 Sse ss gee $88 Year 15.00% 8.00% 05 66% 2003 510,591 580,372 133 ° 0 580,372 10.0 57,764 $1.31 $75,597 $0.130 $0.11 $57,435 $0.17 $86,152 $143,586 $219,184 0.934 $204,610 $597,373 $0.429 $0.401 $0.27 $90,248 $84,248 $245,407 Bes ss ses Ss 2004 525,606 595,687 136 595,687 10.2 58,280 $1.36 $78,325 $0.133 $0.12 $61,488 $0.18 $92,233 $153,721 $233,046 0.902 $210,194 $807,567 $0.443 $0.400 $0.28 $96,154 $86,725 $332,132 Bes ss sss 88s kWhigal year 2001 = kWthvgal year 2020 = Avg. PCE per kwh sold = 2005 540,767 611,067 140 144,823 26 486,244 ‘$52,000 $4,173 $1,300 10.4 44,854 $1.42 $63,492 $0.136 $0.12 $50,200 $0.18 $75,300 $125,499 $194,464 0.871 $169,464 $977,031 $0.360 $0.313 $0.29 $102,390 $89,227 $421,350 1,629 3,022 11,803 21,088 $18,513 $9,256 $27,769 $1,784 $1,432 $3,216 $1,111 $926 $2,894 $2,358 2005 2006 556,074 626,510 143 148,483 27 478,027 $54,000 $4,333 $1,350 108 45,232 $1.47 $66,588 $0.139 $0.13 $53,686 $0.19 $80,528 $134,214 $206,485 0.842 $173,855 $1,150,885 $0.371 $0.313 $0.30 $108,973 $91,752 $513,111 1,618 3,023 11,728 21,091 $18,513 $9,256 $27,769 $1,784 $1,432 $3,216 $1,144 $953 $2,928 $2,386 2006 Est. Year 2001 Fuel Cost $/gal $1.21 Wind Regime 7 97 Est. 2001 Non-Fuel Cost $/kwh,Sale: $0.26 Fuel Inflaction Factor 4.0% 13 Variable Costs @ 40% NFC $0.10 General Inflation Factor 3.0% Fixed Costs at 60% NFC s $0.16 Discount Rate 3.5% $0.25 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 571,529 687,130 602,877 618,772 634,813 651,001 667,335 683,816 700.444 717,218 734,139 642,018 657,586 673,213 688,899 704,642 720,441 736,293 752,198 768,154 784,158 800,212 147 150 154 157 161 164 168 172 175 179 183 152,158 155,848 159,551 163,269 167,000 170,745 174,501 178,271 182,052 185,848 189,650 28 28 29 30 30 nN 32 33 33 KJ 3 489,859 501,738 = 513,661 525,630 537,642 549,697 561,792 573,927 586,101 §98,313 610,561 $56,000 $86,000 $58,000 $60,000 $60,000 $62,000 $84,000 $66,000 $68,000 $68,000 = $70,000 $4,494 $4,494 $4,654 $4,815 $4,815 $4,975 $5,136 $5,296 $5,296 $5,456 $5,617 $1,400 $1,400 $1,450 $1,500 $1,500 $1,550 $1,600 $1,650 $1,650 $1,700 $1,750 10.7 10.8 11.4 1.3 11.4 11.6 11.8 12.0 12.4 123 12.5 45,602 45,964 46,320 46,668 47,010 47,345 47,673 47,996 48,312 48,623 48,927 $1.53 $1.50 $1.66 $1.72 $1.79 $1.86 $1.04 $2.01 $2.10 $2.18 $2.27 $69,818 $73,188 $76,704 $80,372 $84,199 $88,191 $92,355 $96,699 $101,230 $105,955 $110,684 $0.143 $0.148 $0.149 $0.153 $0.157 $0.160 $0.164 $0.168 $0.173 $0.177 $0.182 $0.13 $0.14 $0.14 $0.15 $0.15 $0.16 $0.17 $0.17 $0.18 $0.19 $0.19 $57,385 $61,309 $65,472 $69,686 = $74,565 $70,525 $84,782 $90,350 $96,249 $102,497 $109,111 $0.20 $0.21 $0.21 $0.22 $0.23 $0.24 $0.25 $0.26 $0.27 $0.28 $0.29 $86,077 $91,064 $98,207 $104,629 $111,848 $119,288 $127,172 $135,526 $144,374 $153,745 $163,667 $143,462 $153,273 $163,679 $174,714 $186,413 $196,814 $211,954 $225,876 $240,624 $256,241 $272,778 $219,173 $232,355 $246,487 $261,401 $276,927 $293,530 $311,045 $329,521 $348,799 $369,353 $391,020 0.614 0.786 0.759 0.734 0.709 0.685 0.662 0.639 0.618 0.597 0.577 $178,208 $182,628 $167,185 $191,798 $196,319 $201,052 $205,844 $210,697 $215,482 $220,463 $225,500 $1,329,183 $1,511,811 $1,698,997 $1,890,795 $2,087,113 $2,288,185 $2,494,009 $2,704,706 $2,920,188 $3,140,651 $3,366,160 $0.383 $0.396 $0.409 $0.422 $0.436 $0.451 $0.466 $0.482 $0.498 $0.515 $0,533 $0.312 $0.311 $0.310 $0.310 $0.309 $0.309 $0,308 $0.308 $0,308 $0.307 $0.307 $0.31 $0.32 $0.33 $0.34 $0.35 $0.36 $0.36 $0.39 $0.40 $0.42 $0.43 $115,922 $123,254 $130,989 $139,148 $147,752 $156,823 $166,384 $176,461 $187,078 $198,262 $210,043 $94,302 $96,876 $99,475 $102,007 $104,744 $107,415 $110,110 $112,830 $115,573 $118,341 $121,133 $607,413 $704,290 $803,765 $905,862 $1,010,608 $1,118,021 $1,228,131 $1,340,961 $1,456,534 $1,574,875 $1,696,008 1,607 1,505 1,583 1,570 1,556 1,542 1,527 1,512 1,496 1,480 1,463 3,023 3,023 3,021 3,019 3,016 3,012 3,008 3,002 2,996 2,990 2,982 11,647 11,561 11,471 11,377 11,278 11,175 11,068 10,957, 10,842 10,723 10,601 21,086 21,076 21,060 21,037 21,009 20,975 20,936 20,892 20,842 20,788 20,729 $18,513 $18,513 «$18,513 $18,513 $18,513 $18,513 $27,625 $27,625 $27,625 $27,625 $27,625 $9,256 $9,256 $9,256 $9,256 $9,256 $9,256 §= $13,812 $13,812 $13,812 $13,812 $13,812 $27,769 $27,769 $27,769 $27,769 += $27,769 += $27,769 += $41,437 $41,437 = $41,437 $41,437 $41,437 $1,784 $1,784 $1,784 $1,784 $1,784 $1,784 $2,661 $2,661 $2,661 $2,661 $2,661 $1,432 $1,432 $1,432 $1,432 $1,432 $1,432 $2,137 $2,137 $2,137 $2,137 $2,137 $3,216 $3,216 $3,216 $3,216 $3,216 $3,216 $4,799 ‘$4,799 $4,799 $4,790 $4,799 $1,178 $1,214 $1,250 $1,288 $1,326 $1,366 $1,657 $1,707 $1,758 $1,811 $1,866 $962 $1,011 $1,042 $1,073 $1,105 $1,138 $1,361 $1,423 $1,465 $1,509 $1,555 $2,962 $2,997 $3,034 $3,071 $3,110 $3,150 $4,319 $4,369 $4,420 $4,473 $4,527 $2,414 $2,444 $2,474 $2,505 $2,537 $2,571 $3,518 $3,560 $3,602 $3,646 $3,692 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 Wind GenvKW $2,000 Waste Heat - Investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2018 2019 2020 781,207 = 768,421 «785,782 816,312 832,456 848,645 186 190 194 193,486 197,292 201,129 35 % 37 622,846 635,164 647,516 $70,000 $72,000 $74,000 $5,617 $5,777 $5,938 $1,750 $1,800 $1,850 127 128 13.0 49,227 49,520 49,809 $2.36 $2.45 $2.55 $116,025 = $121,386 = $126,977 $0.186 $0.191 $0.196 $0.20 $0.21 $0.22 $116,114 $123,526 $131,360 $0.30 $0.32 $0.33 $174,171 $185,289 $197,054 $290,285 $308,814 $328,423 $413,677 $437,778 $463,188 0.657 0.538 0.520 $230,502 $235,683 $240,930 $3,596,663 $3,832,345 $4,073,275 $0.551 $0.570 $0.589 $0.307 $0.307 $0.307 $0.45 $0.46 $0.48 $222,449 $235,510 $249,260 $123,049 $126,789 $129,654 $1,819,957 $1,946,747 $2,076,401 1,448 1,428 1,409 2,974 2,965 2,958 10,475 10,348 10,213 20,865 20,596 20,523 $27,625 $27,625 $27,625 $13,812 $13,812 $13,812 $41,437 $41,437 $41,437 $2,661 $2,661 $2,661 $2,137 $2,137 $2,137 $4,709 $4,799 $4,799 $1,921 $1,979 $2,038 $1,601 $1,649 $1,699 $4,583 $4,641 $4,700 $3,738 $3,786 $3,836 2018 2019 2020 District Heating System Capital investmentt Debt Service @ 5%, 15 Years 08M at 10% of Investment + Inflation Total Expenses District Heating ‘al Expenses Waste Heat+ District Heating Jacket Water Jacket Water +E.S. Waste Heat Sales Jacket Water Jacket Water +E S. Net Income. Jacket Water Jacket Water +E S. 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water Jacket Water +E.S. PW Total Expenses Jacket Water Jacket Water +E S. Accumulated PW Total Expenses Jacket Water Jacket Water +E.S. $s s8ss ss $0 $o $8 $8 $888 ss $193,662 $206,069 $193,662 $206,060 $193,662 $199,100 $193,662 $199,100 $193,662 $392,762 $193,662 $392,762 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 so Jacket Water +E.S. so so 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs Avg. Cost/kwh Jacket Water $0.403 $0416 Jacket Water +E.S. $0.403 $0.416 PW Avg. Cost/kwh Jacket Water $0.403 $0.402 Jacket Water +E S. $0.403 $0.402 6.b. PCE Payments PCE Payment $/kwh Jacket Water $0.250 $0.259 Jacket Water +E.S. $0,250 $0.259 PCE Payments Jacket Water $79,365 $84,657 Jacket Water +E.S. $79,365 $84,657 PW PCE Payments Jacket Water $79,365 $81,794 Jacket Water +E.S. $79,365 $61,704 Accumulated PW PCE Payments Jacket Water $79,965 $161,160 Jacket Water +E.S. $79,365 $161,160 Accumulated P.W of PCE Savings Jacket Water $0 $0 Jacket Water +E.S. $0 $0 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water $0 so Jacket Water +ES. so so ss $888 ss $0 $0 $219,184 $219,184 $204,610 $204,610 $597,373 $597,373 $0 $0 $0.429 $0.429 $0.401 ‘$0.401 $0.268 $0.268 $90,248 $90,248 $84,248 $84,248 $245,407 $245,407 so so sess ss ss $0 so $233,046 $233,046 $210,194 $210,194 $807,567 $807,567 $0 $0 $0.43 $0443 $0.400 $0.400 $0.277 $0.277 $96,154 $96,154 $86,725 $86,725 $332,132 $332,132 $0 $0 $0 $0 $30,000 $2,890 $3,000 $5,890 $8,785 $11,142 $16,708 $29,851 $13,814 $27,493 $180,650 $166,971 $157,426 $145,505 $30,000 $2,890 $3,090 $5,980 $8,908 $11,294 $17,265 $31,048, $14,337 $28,663 $192,148 $177,822 $161,783 $149,721 $30,000 $2,890 $3,183 $6,073 $9,035 $11,449 $17,632 $32,284 $14,870 $29,870 $204,304 $189,303 $166,201 $153,996 $30,000 $2,890 $3,278 $6,168 $9,166 $11,609 $18,409 $33,559 $15,412 $31,115 $216,943 $201,239 $170,515 $158,172 $30,000 $2,890 $3,377 $6,287 $9,301 $11,775 $18,996 $34,874 $15,962 $32,400 $230,525 $214,087 $175,063 $162,580 $30,000 $2,890 $3,478 $6,368 $0,430 $11,945 $19,593 $36,230 $16,522 $33,725 $244,879 $227,676 $179,675 $167,053 $30,000 $2,890 $3,582 96,472 $9,582 $12,120 $20,200 $37,629 $17,090 $35,092 $259,837 $241,635 $184,203 $171,441 $30,000 $2,890 $3,690 $6,580 $9,730 $12,300 $20,816 $39,072 $17,668 $36,501 $275,863 $257,020 $188,951 $176,051 $30,000 $2,890 $3,800 $6,691 $11,008 $14,528 $21,441 $40,559 $17,122 $37,040 $293,022 $274,004 $194,513 $181,331 $30,000 $2,890 $3,014 $6,805 $11,173 $14,733 $22,075 $42,002 $17,706 $38,532 $311,815 $290,989 $199,376 $186,060 $30,000 $2,890 $4,032 $6,922 $11,342 $14,944 $22,717 $43,672 $18,207 $40,069 $330,502 $308,730 $204,178 $190,728 $964,993 $1,126,776 $1,292,977 $1,463,492 $1,638,555 $1,818,231 $2,002,434 $2,191,385 $953,072 $1,102,783 $1,256,792 $1,414,964 $1,577,544 $1,744,597 $1,916,038 $2,092,089 $2,273,420 sasonasa ez eo0208 $12,038 $23,959 $0.334 $0,309 $0,291 $0269 $0.185 $0.161 $65,961 $57,404 $57,498 $50,024 $380,631 $362,156 $31,728 $39,202 $0.028 $0.051 $24,109 $48,092 $0346 $0.320 $0.201 $0269 $0.192 $0.168 $70,505 $61,523 $50,364 $51,801 $448,994 $433,957 $64,117 $79,154 $0026 $0.052 $36,208 $72,391 $0.357 $0.331 $0.201 $0.269 $0,200 90.175 $75,287 $65,882 $61,246 $53,505 $510,241 $487,552 $97,173 $119,861 $0.026 $0,052 $48,319 $96,848 $0.369 80.343 $0290 $0268 $0.207 $0.182 $80,208 $70,362 $63,043 $55,304 $573,284 $542,857 $131,006 $161,433 $60,441 $121,452 $0.382 $0355 $0.290 $0.270 $0,308 $0.263 $122,755 $112,449 $93,222 $85,395 $666,506 $628,252 $137,250 $175,513 $0.026 $0.054 $72,564 $146,198 30.306 $0,368 30.290 $0.270 0.320 90.204 $130,735 $119,040 $95,925 $88,010 $762,430 $716,262 $143,432 $189,600 $0.027 $0.055 $84,680 $171,075 $0.408 $0.381 $0.290 $0.270 $0.332 $0.305 $139,037 $127,750 $149,610 $203,780 $0.027 $0.055 $96,780 $196,076 $0424 $0.395 $0.290 $0.270 $0.345 $0.317 $148,003 $136,264 $101,436 $93,347 $108,112 $220,589 $0.440 $0.411 90.291 $0.272 $0,359 $0.331 $158,212 $145,724 $104,702 $96,437 $119,433 $245,226 90.456 0.426 $0.292 $0.272 $0.373 $0.344 $168,156 $155,008 $107,520 $99,170 $130,737 $269,980 $0.472 $0441 $0.291 $0.272 $0.386 $0.357 $176,668 $165,017 $110,378 $101,944 $30,000 $2,890 $4,153 $7,043 $11,516 $15,162 $23,367 $45,300 $18,695 $41,654 $350,458 $327,699 $209,185 $195,601 $2,998,637 $2,845,608 $142,015 $294,843 $0.489 $0.457 90.292 90.273 $0.401 $0.371 $189,740 $175,470 $113,250 $104,742 $30,000 $2,890 $4277 $7,168 $11,694 $15,386 $24,025 $46,978 $19,498 $43,286 $371,532 $347,743 $214,264 $200,546 $3,212,901 $3,046,354 $153,250 $319,806 $0.506 $0.474 $0.282 $0.273 90.416 $0.385 $201,442 $186,527 $116,173 $107,571 $962,432 $1,067,134 $1,174,654 $1,285,031 $1,398,291 $1,514,464 $900,174 $996,611 $1,095,781 $1,197,726 $1,302,467 $1,410,039 $155,560 $217,848 $0.027 $0.056 $160,997 $166,307 $171,503 $231,520 $245,180 $258,809 $272,408 $285,970 $0.026 $0.026 $176,585 $161,545 $0.026 $0.026 $0.027 $0,056 $0.056 $0.057 $0,059 $30,000 $2,890 $4,408 $7,206 $11,879 $15,617 $24,680 $48,706 $20,106 $44,968 $393,571 $368,709 $219,299 $3,432,200 $3,251,800 $164,463 $344,863 $0.524 $0.491 $0292 $0.273 $0.431 $0,399 $213,649 $198,060 $119,046 $110,360 $1,633,500 $1,520,300 $186,448 $299,550 $0.027 $0.060 $30,000 $2,890 $4,538 $7,428 $12,069 $15,855 $25,360 $50,487 $20,719 $46,700 $417,059 $391,078 $224,528 $210,541 $3,656,728 $3,462,341 $175,617 $370,004 $0.543 $0.509 $0.292 90.274 $0.447 $0,415 $226,806 $210,518 $122,105 $113,335 $1,755,614 $1,633,733 $191,133 $313,014 $0.027 $0.061 $30,000 $2,890 $4,674 $7,564 $12,264 $16,100 $26,036 $52,320 $21,336 $48,484 $441,652 $414,704 $229,832 $215,711 $3,886,560 $3,676,051 $186,715 $395,224 $0.202 $0275 80.464 $0.431 $240,534 $223,512 $125,115 $116,261 $1,880,729 $1,749,004 $195,672 $326,407 $0.027 $0.062 Newtok Diesel + Wind Generation Sys. Losses 1999 = Sys. Losses 2020 = Load Factor Avg. Eligible PCE kwh Sold as % of Total = Year 2001 2002 1, Load Requirements kWh Sales 343,575 363,204 kWh Generated 392,821 414,053 kW Demand 90 95 kWh Generated from Wind ° ° KW from Wind O o kWh Diesel 392,821 414,053 2. Expenses Capital Cost Wind Generator 0 0 Debt Service - 20 Yrs O&M kWh /Gal 128 12.8 Gal Fuel 30,689 = 32,321 Fuel Cost $/Gal $127 = $1.32 Fuel Cost $38,975 $42,690 Fuel Cost$/wh $0.099 $0.103 Variable Non-Fuel Costs $/kwh $0194 $0.20 Variable Non-Fuel Costs $66,654 $73,280 Fixed Non-Fuel Costs $/kwh $0.291 $0.30 Fixed Non-Fuel Costs $99,980 $109,920 Total Non-FuelCost $166,634 $183,200 Total Power Generation Expenses $205,609 $225,890 2.8 Present Worth (PW) Expenses PW Factor 1.000 0.966 PW Total Expenses $205,609 $218,251 Accumulated PW Total Expenses $205,609 $423,860 3. Power Costs & PCE Payments 3.8, Power Costs ‘Avg. Costkwh $0598 $0622 PW Avg. Costhkwh $0598 $0601 3b, PCE Payments PCE Payment $/kwh $0300 $0.31 PCE Payment $66,997 $73,304 PW PCE Payments $86,997 $70,825 Accumulated PW PCE Payments $66,997 $137,822 4, Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (ES) oo °oo (Diese! Fuel Gal Equivalent) Jacket Water Recovery Jacket Water + ES. eo °° Capital Investment Jacket Water Recovery ES. ‘otal Capital invest. Jacket Water + E.! Debt Service Jacket Water, 5% @15 yrs ES, 5% @ Byrs Total Debt Service Jacket Water + E.£ O&M ‘ket Water @ 6% of investment + Inf: ES. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E.S. See ss seg 888 Ses ss see 88s x Year 15.00% 8.00% os 65% 128 33,989 $1.37 $46,688 $0.107 $0.21 $80,444 $0.31 $120,666 $201,110 $247,796 0.934 $231,322 $655,183 $0.646 0.603 $0.32 $80,063 $74,759 $212,580 8ss ss sss 888 x kWhigal year 2001 = 128 kWh/gal year 2020 = 13 Avg. PCE per kwh sold + $0.30 2004 2005 2006 2007 404,094 425,355 447,160 469,509 457,973 480,651 503,800 527,415 105 110 115 120 O 113,914 119,401 124,997 o 21 22 23 457,973 366,737 384,400 402,418 0 $42,000 $44,000 $46,000 $3,370 $3,531 $3,601 $1,050 $1,100 $1,150 12.8 12.8 12.9 12.9 35.691 28,557 29,908 31,285 $1.43 $1.49 $1.55 $1.61 $50,087 $42,428 © $46,213 $50,273 90.111 $0.116 $0.120 $0.125 $0.22 $0.23 $0.24 $0.25 $88,183 $73,657 $80,530 $87,937 $0.33 $0.34 $0.35 $0.37 $132,274 $110,485 $120,795 $131,905 $220,457 $184,141 $201,324 $219,842 $271,445 $230,990 $252,168 $274,956 0.902 0.871 0.842 0.814 $244,828 $201,294 $212,318 $223,677 492,402 551,490 128 130,703 24 420,787 $48,000 $3,852 $1,200 12.9 32,686 $1.67 $54,626 $0.130 $0.26 $95,913 $0.38 $143,870 $230,764 $299,461 0.786 $235,374 Est. Year 2001 Fuel Cost $/gal Est. 2001 Non-Fuel Cost $/kwh, Sale: Variable Costs @ 40% NFC Fixed Costs at 60% NFC = 2009 2010 2011 515,839 539,620 564.345 576,020 601,000 626,423 132 137 143 136,517 142,437 148,462 25 26 27 439,503 458,563 477,961 $50,000 $52,000 $54,000 $4,012 $4,173 $4,333 $1,250 $1,300 $1,350 12.9 12.9 12.9 34,112 35,562 37,036 $1.74 $1.61 $1.88 $59,289 © $64,282 $69,625 $0.135 $0.140 $0.148 $0.27 $0.28 $0.29 $104,498 $113,730 $123,653 $0.40 $0.41 $0.43 $156,747 $170,595 $185,479 $261,245 $284,325 $309,132 $325,796 $354,080 $384,440 0.759 0.734 0.709 $247,413 $259,799 $272,537 $900,010 $1,101,305 $1,313,623 $1,537,300 $1,772,673 $2,020,086 $2,279,885 $2,552,422 $0.681 $0.483 $0.42 $110,047 $1.27 $0.49 $0.19 $0.29 2012 589,414 652,285 149 154,592 28 497,093, $56,000 $4,494 $1,400 12.9 36,534 $1.06 $75,338 $0.151 $0.30 $134,312 $0.45 $201,467 $335,779 $417,010 0.685 $285,629 2013 615,027 678,580 185 160,823 20 517,756 $58,000 $4,654 $1,450 12.9 40,054 $2.03 $61,443 $0.187 90.31 $145,754 $0.47 $216,631 $364,385 $451,932 0.662 $299,081 Wind Regime Fuel Inflaction Factor General Inflation Factor Discount Rate 2014 2015 641,184 667,685 705,302 732,447 161 187 167,157 173,590 30 32 538,146 558,657 $60,000 $64,000 $4,815 $5,136 $1,500 $1,600 12.9 12.9 41,598 43,164 $2.11 $2.20 $87,965 $94,927 $0.163 $0.170 $0.32 $0.34 $158,031 $171,196 $0.48 $0.50 $237,047 $256,795 $395,078 $427,991 $489,357 $529,654 0.639 0.618 $312,897 $327,210 7 40% 3.0% 3.5% 2016 695,129 760,006 174 180,122 33 579,886 $66,000 $5,206 $1,650 13.0 44,752 $2.20 $102,356 $0.177 $0.35 $185,307 $0.52 $277,960 $463,267 $572,569 0.597 $341,761 2017 722,918 787,981 180 186,751 M4 601,220 $68,000 $5,456 $1,700 13.0 48,361 $2.38 $110,278 30.163 $0.36 $200,424 $0.55 $300,835 $501,059 $618,404 0.577 $356,680 $2,836,051 $3,137,133 $3,450,029 $3,777,240 $4,119,001 $4,475,690 $0.707 $0.485 $0.44 $167,803 $114,936 $0.735 30.486 $0.45 $181,223 $119,930 $0.763 $0.488 $0.47 $195,543 $125,031 $0.793 $0.490 $0.49 $210,815 $130,238 $0.50 $227,004 $135,550 90.856 $0.493 $0.52 $244,438 $140,969 $964,993 $1,079,928 $1,199,859 $1,324,889 $1,455,127 $1,590,677 $1,731,646 1,059 2,209 7,672 15,338 $16,761 $8,381 $25,142 $1,615 $1,297 $2,912 $1,201 $1,001 $2,816 $2,297 $0.672 $0.543 $0.564 $0586 $0.608 $0.632 $0.656 $0.606 $0.473 $0.475 $0.476 30.478 '$0.480 $0.481 $0.33 $0.34 $0.36 $0.37 $0.38 $0.40 $0.41 $87,365 $95,180 $103,562 $112,544 $122,162 $132,456 $143,465 $155,233 $76,798 $82,944 $87,196 $91,554 $96,018 $100,589 $105,265 $291,379 $374,323 $461,519 $553,073 $649,092 $749,680 $854,945 0 822 860 698 938 977 1,018 0 1,708 1,789 1,870 1,052 2,037 2,122 0° 5,956 6.231 6.510 6,794 7,082 7,375 o 11,867 12,422 12,986 13,580 14,144 14,737 $0 $16,761 $16,761 $16,761 $16,761 $16,761 $16,761 $0 $8,381 $8,381 $8,381 $8,381 $8,381 $8,381 $0 $25,142 $25,142 $25,142 $25,142 $25,142 $25,142 $0 $1,615 $1,615 $1,615 $1,615 $1,615 $1,615 $0 $1,297 $1,297 $1,297 $1,207 $1,297 $1,297 $0 $2,912 $2,912 $2,912 $2,912 $2,912 $2,912 so $1,008 $1,036 $1,067 $1,090 $1,132 $1,166 so $838 $863 $889 $916 $943 $972 $0 $2,621 $2,651 $2,682 $2,714 $2,747 $2,781 so $2,135 ‘$2,160 $2,186 $2,212 $2,240 $2,268 2004 2005 2006 2007 2008 2009 2010 2011 1,100 2,297 7,973 15,950 $16,761 $8,381 $25,142 $1,615 $1,297 $2,912 $1,237 $1,031 $2,852 $2,327 2012 1,142 2,386 8,279 16,670 $28,460 $14,230 $42,690 $2,742 $2,202 $4,044 $1,708 $1,423 $4,450 $3,625 2013 1,185 2477 8.588 17,199 $28,460 $14,230 $42,690 $2,742 $2,202 $4,944 $1,759 $1,466 $4,501 $3,667 2014 1,228 2,569 8,901 17,836 $28,460 $14,230 $42,690 $2,742 $2,202 $4,944 $1,812 $1,510 $4,554 $3,711 2015 1,272 2,662 9.218 18,482 $28,460 $14,230 $42,690 $2,742 $4,044 $1,866 $1,555 $4,608 $3,757 2016 1,316 2,756 $28,460 $14,230 $42,690 $2,742 $2,202 $4,044 $1,922 $1,602 $4,004 $3,803 2017 Wind Genikw $2,000 Waste Heat - investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2018 2019 2020 751,251 780,128 808,549 816,359 845,139 874,313 186 193 200 193,477 200,298» -207,212 35 7 38 622,882 644,841 687,101 $70,000 $74,000 $76,000 $5617 $5,938 $6,098 $1,750 $1,850 «$1,900 13.0 13.0 13.0 47,992 49,643 51,315 $2.47 $2.57 $2.68 $118,724 $127,722 $137,305 $0.191 $0.198 $0,208 $0.38 $0.39 $0.41 $216,610 $233,933 $252,486 $0.57 $0.59 $0.61 $324,915 $350,900 $378,699 $541,524 $584,634 $631,185 $067,615 $720,343 $776,488 0.557 0.538 0.520 $371,098 $387,805 $403,884 $4,847,688 $5,235,492 $5,639,377 $oe89 = $0923 $0.959 $0495 = $0497 $0.499 $0.54 $0.58 $0.58 $262,909 $282,570 $303,490 $146,494 $152,125 $157,862 $1,878,140 $2,030,265 $2,188,127 1,961 1,406 1,452 2,851 2,948 3,045 9.863 10,191 10,522 19,797 20.487 21,144 $14,230 $14,230 $14,230 $42,090 $42,690 $42,690 $2,742 $2,742 ‘$2,742 $2,202 $2,202 ‘$2,202 $4,944 $4,044 $4,944 $1,980 $2,038 -‘$2,100 $1,650 $1,699 $1,750 $4722 $4,781 $4,842 $3,851 $3,901 $3,952 2018 2019 2020 District Heating System Capital Investment $o $0 Debt Service @ 5%, 15 Years so $0 08M at 10% of Investment + Inflation so $0 Total Expenses District Heating so $o cal Expenses Waste Heat+District Heating Jacket Water $0 $0 Jacket Water +E S. $0 $0 Waste Heat Sales Jacket Water $o $0 Jacket Water +E S. so $0 Net income Jacket Water $0 $0 Jacket Water +E.S, $o $0 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $205,609 $225,890 Jacket Water +E S. $205,609 $225,890 PW Total Expenses Jacket Water $205,609 $218,251 Jacket Water +E.S. $205,609 $218,251 Accumulated PW Total Expenses Jacket Water $205,609 $423,660 Jacket Water +E S. $205,609 $423,860 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 $0 Jacket Water +€.S $0 so 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs ‘Avg. Costkwh Jacket Water $0598 $0622 Jacket Water +E.S. $0.598 $0.622 PW Avg. Cost/kwh Jacket Water $0.598 $0.601 Jacket Water +E S. $0.598 $0.601 6b. PCE Payments PCE Payment $/wh Jacket Water $0.300 $0311 Jacket Water +E.S. $0.300 $0.311 PCE Payments Jacket Water $68,097 $73,304 Jacket Water +E S. $66,997 $73,304 PW PCE Payments Jacket Water $66,997 $70,625 Jacket Water +E.S. $66,097 $70,825 Accumulated PW PCE Payments Jacket Water $66,997 $137,822 Jacket Water +E S. $66,997 $137,622 Accumulated P.W of PCE Savings Jacket Water $0 $0 Jacket Water +E.S. $0 so 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water $0 so Jacket Water +ES, $o so $s s88s ss so so $247,798 $247,798 $231,322 $231,322 $655,183 $655,183 $0 $0 $0.646 $0.646 $0.603 $0,603 $0.321 $0,321 $80,083 $80,083 $74,759 $74,759 $212,580 $212,580 $0 $0 ss $0 $30,000 $30,000 $0 $2,890 $2,890 $0 $3,000 $3,090 $0 $5,890 $5,980 so $8,511 $8,631 $0 $10,646 = $10,791 so $8,849 $9,628 $O $17,632 $19,194 so $6,229 $6,977 $0 $15,497 $17,034 $271,445 $224,761 $245,191 $271,445 $215,493 $235,134 $244,828 $195,866 $206,444 $244,828 $187,790 $197,976 $900,010 $1,095,877 $1,302,321 $900,010 $1,087,800 $1,285,776 so $5,428 = $11,302 $0 $13,505 $27,847 $0672 $0.528 $0.548 $0672 $0.507 $0.526 $0.606 $0.460 $0.462 $0,606 $0.441 $0.443 $0.333 $0.233 $0.241 $0.333 $0.213 $0219 $87,365 $864,550 $69,923 $87,365 $58,827 $63,713 $78,798 $56,252 $58,874 $78,798 © $51,264 $53,645 $291,378 $347,630 $406,504 $291,378 $342,643 $396,288 $0 $26,693 $55,015 $0 = $31,680 $65,232 $0 $0015 $0016 so $0.036 $0.038 $30,000 $2,890 $3,183 $6,073 $8,755 $10,941 $10,462 $20,668 $7,780 $16,682 $267,176 $256,274 $217,348 $208,479 $1,519,669 $1,748,251 $1,988,401 $2,240,459 $2,504,767 $2,781,672 $3,072,558 $3,376,721 $30,000 $2,890 $3,278 $6,168 $6,882 $11,095 $11,355 $22,662 $8,641 $20,450 $290,820 $279,011 $228,582 $219,300 $30,000 $2,890 $3,377 $6,267 $9,014 $11,253 $12,310 $24,583 $9,563 $22,343 $316,233 $303,453 $240,151 $230,446 ‘$30,000 $2,890 $3,478 $6,368 $0,149 $11,417 $13,332 $26,638 $10,551 $24,370 $343,529 $329,710 $252,058 $241,919 ‘$30,000 $2,890 $3,582 $6,472 $9,288 $11,585 $14,423 $28,635 $11,607 $26,538 $372,832 $387,902 $264,308 $253,723 $30,000 $30,000 $2,890 $2,890 $3,690 $3,800 $6,580 $6,691 $0,432 $11,140 $11,750 $14,765 $15,589 $16,833 $31,184 $33,692 $12,737 $12,384 $28,856 $30,067 $404,273 $430,549 $388,154 $421,865 $276,905 $290,886 $265,864 $279,183 $2,890 $2,890 $2,890 $2,890 $3,914 $4,032 $4,153 $4,277 $6,805 $6,922 $7,043 $7,168 $11,305 = $11,476 = $11,651 $11,831 $14,973 $15,187 $15,408 = $15,635 $18,161 $19,576 $21,083 $22,690 $36,369 © $39,225 «$42,271 $45,517 $13,660 = $15,022, $16,476 = $18,026 $32,702 $35,514 $38,514 $41,714 $475,697 $514,632 $556,004 $600,468 $456,655 $494,140 $534,055 $576,780 $304,163 $317,930 $331,927 $346,203 $291,987 $305,270 $316,772 $332,632 $3,694,651 $4,026,578 $4,372,871 $1,494,255 $1,713,555 $1,944,001 $2,185,919 $2,439,643 $2,705,507 $2,984,690 $3,276,677 $3,561,948 $3,900,720 $4,233,352 $17,631 $43,045 90.569 $0.546 $0.463 90.444 $0.248 $0.28 $75,663 $68,931 $61,552 $56,075 $468,056 $452,363 $85,017 $100,710 $0.017 $0.040 $24,423 $59,118 $0.591 $0.567 30.464 90.445 $0.256 $0.233 $81,792 $74,500 $64,288 $58,556 $532,344 $510,919 $116,748 $138,173 $0.018 $0.042 $31,685 $76,085 $0.613 $0,588 $0.466 90.447 $0.411 $0,387 $137,723 $129,631 $104,588 $98,595 $636,932 $609,515 $112,749 $140,166 $0.019 30.043 $30,426 $47,655 $56,380 $64,575 $93,966 $112,779 $132,544 $152,442 0.636 $0,661 $0,686 90.715 $0.611 $0,634 90.650 30.686 $0,467 $0.488 80.470 $0.473 $0.448 $0.450 90.451 $0.454 $0.425 $0,440 90.456 90.474 $0.401 90.415 0.430 90.447 $149,171 $161,420 $174,520 $189,484 $140,637 $152,201 $164,566 $178,564 $100,451 $114,434 $119,537 $125,397 $103,190 $107,808 $112,719 $118,171 $746,383 $860,817 $980,353 $1,105,751 $712,705 $820,603 $933,321 $1,051,492 $108,562 $104,176 $99,575 $94,108 $142,241 $144,300 $146,607 $148,368 $0.020 $0.021 $0.022 $0.020 $0,045 $0.047 0.049 90.049 $73,300 $82,589 $92,423 $102,819 $173,352 $195,292 $218,281 $242,338 $0.742 $0.71 80.800 $0.83 $0.712 $0.740 90.768 $0.798 $0.474 $0476 90.478 $0.479 $0.455 $0,457 80.450 $0,460 $0.491 $0,508 $0.526 $0,544 90.462 $0.479 0.496 $0.513 $204,447 $220,552 $237,508 $255,779 $192,689 $207,896 $223,989 $241,152 $130,724 $136,253 $141,820 $147,509 $123,206 $128,436 $133,697 $139,074 $1,236,475 $1,372,728 $1,514,548 $1,662,058 $1,174,698 $1,303,134 $1,436,831 $1,575,905 $88,414 $82,399 $76,120 $69,588 $150,191 $151,993 $153,846 $155,741 $0.021 $0.022 $0.024 $0.025 $0.051 $0,053 80.055 $0.058 $30,000 $2,890 $4,406 $7,296 $12,017 $15,869 $24,399 $48,975 $19,678 $45,124 $847,937 $622,491 $361,033 $346,855 $4,733,904 $4,580,207 $113,783 $267,481 30.481 $0.462 80.563 90.531 $275,161 $250,448 $153,321 $144,566 $1,815,370 $1,720,471 $62,762 $157,670 $30,000 $2,890 $4,538 $7,428 $12,209 $16,110 $26,218 $52,657 $21,438 $48,756 $696,906 $671,587 $376,264 $361,556 $5,110,168 $4,941,763 $125,325 $293,729 $0.896 90.861 $0.482 80.463 $0.583 $0.550 $295,792 $278,923 $150,243 $150,161 $1,974,621 $1,870,632 $55,644 $159,633 $0.027 $0,062 $30,000 $2,890 $4,674 ‘$7,564 $12,408 $16,358 $28,153 $56,575 $23,311 $52,624 $753,157 $723,844 $301,750 $376,512 $5,501,926 $5,318,275 $137,450 $321,101 $0.930 $0.894 $0.484 $0.465 $0.604 $0.570 $317,790 $299,680 $165,300 $155,885 $2,139,922 $2,026,517 $48,206 $161,610 Nightmute Sys. Losses 1999 = Diesel + Wind Generation Sys. Losses 2020 = Load Factor Avg. Eligible PCE kwh Sold as % of Total = Year 2001 2002 1. Load Requirements kWh Sales 408,844 427,679 kWh Generated 467,445 487,554 kW Demand 107 114 kWh Generated from Wind 0 0 KW from Wind 0 9 kWh Diese! 467,445 487,554 2. Expenses Capital Cost Wind Generator 0 0 Debt Service - 20 Yrs O&M kWh /Gal 10.3 10.4 Gal Fuet 45,383 46,691 Fuel Cost $/Gal $134 $1.39 Fuel Cost $60,813 $65,069 Fuel Cost$/kwh $0.130 $0.133 Variable Non-Fuel Costs Skwh = $0.112, $0.12 Variable Non-Fuel Costs $45,791 $49,816 Fixed Non-Fuel Costs $/kwh $0.168 $0.17 Fixed Non-Fuel Costs $68,686 $74,724 Total Non-FuelCost $114,476 $124,540 Total Power Generation Expenses $175,290 $189,609 2.8 Present Worth (PW) Expenses PW Factor 1,000 0.966 PW Total Expenses $175,200 $183,197 Accumulated PW Total Expenses $175,290 $358,487 3. Power Costs & PCE Payments 3.8. Power Costs Avg. Cost/kwh $0.429 PW Avg. Cost/kwh $0.429 3.b. PCE Payments PCE Payment $/wh $0.210 PCE Payment $45,504 PW PCE Payments $45,504 Accumulated PW PCE Payments $45,504 4, Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery ° Jacket Water + oO Exhaust Stack Recovery (E.S) (Diese! Fue! Gal Equivalent) Jacket Water Recovery Jacket Water + ES. eco Capital Investment Jacket Water Recovery ES ‘otal Capital Invest. Jacket Water + E.: Debt Service Jacket Water, 5% @15 yrs ES, 5% @ 8 yrs Total Debt Service Jacket Water + E.£ 08M ket Water @ 6% of investment + Infi: E.S. @ 10% of Investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +€ S. Bes se ses 88s Year $0.443 $0.428 $0.22 $49,287 $47,601 $93,105 co Ese eg sss 888 15.00% 8.00% os 53% 2003 446,933 508,014 116 508,014 106 47,997 $1.45 $69,565 $0,137 $0.12 $54,141 $0.18 $81,212 $135,353 $204,917 0.934 $191,293 $549,779 $0.458 $0.428 $0.22 $53,287 $49,744 $142,849 oo Bes ss sss S88 2004 466,606 528,620 124 0 0 528,820 10.7 49,301 $1.51 $74,313 90.141 $0.13 $58,785 $0.19 $88,178 $146,963 $221,276 0.902 $199,578 $749,357 $0.474 $0.428 $0.23 $57,579 $51,933 $194,782 eco ° Bes ss sss 88s kWhigal year 2001 = kWhigal year 2020 = Avg. PCE per kwh sold = 2005 2008 486,698 507,208 549,969 $71,454 126 130 130,343 135,435 24 25 419.626 436,020 $48,000 $50,000 $3,852 $4,012 $1,200 $1,250 109 11.0 38,610 39,600 $1.57 $1.63 $60,525 $64,561 $0144 = $0.148 $0.13 $0.14 $48,656 $52,735 $0.20 $0.20 $72,984 $79,102 $121,640 $131,836 $187,216 $201,659 0.871 0.842 $163,148 $169,792 $912,505 $1,082,297 $0.385 $0,398 $0.335 $0.335 $0.24 $0.25 $62,161 $67,048 $54,169 $56,452 $248,951 $305,404 166 1,363 2,545 2,593 9,752 0,877 17,745 18,074 $18,173 $18,173 $9,087 $9,087 $27,260 $27,260 $1,751 $1,751 $1,406 $1,406 $3,157 $3,157 $1,090 $1,123 $909 $936 $2,841 $2,874 $2,315 $2,342 2005 2006 103 13 $0.21 2007 526,137 593,274 135, 140,606 26 452,668 $52,000 $4,173 $1,300 11.2 40,588 $1.70 $68,819 $0,152 $0.14 $57,107 $0.21 $85,660 $142,767 $217,059 0.814 $176,578 $1,258,875 $0.411 $0,334 $0.26 $72,258 $58,782 $964,185 1,378 2,640 8,905 18,397 $18,173 $9,087 $27,260 $1,751 $1,406 $3,157 $1,157 $964 $2,908 $2,370 2007 2006 549,484 615,422 144 145,855 27 469,567 $54,000 $4,333 $1,350 13 41,574 $1.78 $73,309 $0,156 $0.15 $61,792 $0.22 $92,688 $154,480 $233,472 0.786 $183,507 $1,442,382 $1,632,964 $1,830,769 $2,035,946 $2,248,648 $2,469,027 $2,697,238 $2,933,439 $0.425 $0.334 $0.27 $77,810 $61,158 $425,343 1,395 2,685 10,108 18,712 $18,173 $9,087 $27,260 $1,751 $1,406 $3,157 $1,192 $993 $2,942 $2,399 2008 Est Year 2001 Fuel Cost $/gal Est. 2001 Non-Fuel Cost $/kwh,Sale: Variable Costs @ 40% NFC Fixed Costs at 60% NFC = 2009 2010 2011 571,250 93,435 616,038 637,896 680,691 683,802 146 151 158 151,181 156,584 162,081 28 29 30 498,715 504,107 $21,741 $56,000 $58,000 $60,000 $4,494 $4,654 $4,815 $1,400 $1,450 $1,500 114 16 17 42,557 43,837 44,513 $1.83 $1.91 $1.98 $78,044 $83,035 $88,293 $0,160 $0.185 ——-$0.169 $015 $0.16 $0.17 $66,809 $72,180 $77,928 $023 $024 = $0.25 $100,214 $108,270 $116,889 $167,023 $180,450 $194,815 $250,960 $269,588 $289,423 0.759 §=0734 ~—0.709 $190,582 $197,805 $205,177 $0.439 $0.454 $0.470 $0.334 $0.333 $0.333 $0.28 $0.29 $0.30 $83,723 $90,018 = $96,718 $63,560 $66,049 $68,565 $488,923 $554,972 $623,537 1,409 1,422 1,435 2,730 2,774 2.817 10,210 10,307 10,397 19,019 19,319 19,611 $18,173 $18,173 $18,173 ‘$9,087 $9,087 $9,087 $27,260 $27,260 += $27,260 $1,751 $1,751 $1,751 $1,406 $1,406 $1,408 $3,157 $3,157 $3,157 $1,227 $1,264 $1,302 $1,023 $1,053 $1,085 $2,978 $3,015 $3,053 $2,429 $2,459 $2,491 2009 2010 2011 $134 $0.28 $0.14 $0.17 2012 639,061 707,228 161 167,613 ” 530,615 $62,000 $4,975 $1,550 11.9 45,487 $2.08 $93,833 $0.174 $0.17 $84,072 $0.26 $126,108 $210,180 $310,538 0.685 $212,702 $0,486 $0,333 $0.31 $103,844 $71,127 $694,665 1,446 2,850 10,480 19,896 $18,173 $9,087 $27,260 $1,751 $1,408 $3,157 $1,344 $1,118 $3,092 $2,523 2012 2013 662,501 730,959 167 173,237 32 557,722 $64,000 $5,136 $1,600 12.0 46,456 $2.15 $99,667 30.179 $0.18 $00,642 $0.27 $135,963 $226,605 $333,007 0.662 $220,379 $0.503 $0.333 $0.32 $111,421 $73,736 $768,401 1,457 2,899 10,556 20,173 $29,471 $14,736 $2,830 $2,280 $5,119 $1,768 $1,474 $4,608 $3,754 2013 Wind Regime 7 Fuel Inflaction Factor 4.0% General Inflation Factor 3.0% Discount Rate 3.5% 2014 2015 2016 2017 686,361 710,639 735,336 760,451 754,997 779,334 803,967 628,802 172 178 184 189 178,934 184,702 190,540 196,447 33 4 35 36 576,083 594,632 613,427 632,444 $68,000 $68,000 $70,000 $72,000 $5,296 $5,458 «$5,817 $5,777 $1850 $1,700 $1,750 ‘$1,800 12.4 123 124 126 47,423 48,385 49,344 50,299 $223. $232, $241 $2.51 $105,810 $112,276 $119,081 $126,240 $0.184 © $0.189 $0194 $0.20 $0.19 $0.19 §=$0.20 = $0.21 $97,663 $105,162 $113,169 $121,716 $028 = $029 $030 = $0.31 $146,494 $157,743 $169,754 $182,574 $244,157 $262,905 $282,923 $304,200 $356,912 $382,337 $400,371 $438,107 0630 «= 0618 «= (0887 (0.877 $228,211 $236,201 $244,350 $252,650 $3,177,789 $3,430,448 $0.520 $0.538 $0.557 $0.576 $0.332 $0.332 $0.332 $0.332 $0.33 $0.34 $0.35 $0.36 $119,474 $128,029 $137,115 $148,761 $76,302 $79,004 $81,843 $84,638 $844,793 $923,887 $1,005,730 $1,000,368 1,466 1,475 1,483 1,489 2,939 2.977 3,015 3,051 10,626 10,688 10,743, 10,782 20,442 20,704 20,958 21,204 $29,471 $29,471 $29,471 $20,471 $14,736 $14,736 $14,736 $14,736 $44,207 $44,207 $44,207: $44,207 $2,839 $2,639 $2,830 $2,830 $2,280 $2,280 $2,280 $2,280 $5,119 $5,119 $5,119 $5,119 $1,821 $1,876 $1,932 $1,990 $1,518 $1,563 $1,610 $1,659 $4,661 $4,715 $4,772 $4,830 $3,798 «= $3,843 $3,800 = $3,038 2014 2015 2016 2017 Wind Genikw ‘$2,000 Waste Heat - investment per KW. Jacket Water Jacket Water + Stack Heat 2018 2019 785,965 811,938 854,104 879,600 195 201 202,423 208,465 v7 3% 651,681 671,134 $74,000 $76,000 $5,938 $6,098 $1,850 $1,900 12.7 12.9 51,250 52,196 $2.61 $2.71 $133,771 $141,692 $0.205 $0.211 $0.22 $0.23 $130,835 $140,561 $0.33 $0.34 $196,252 $210,842 $327,087 $351,403 $468,647 $501,093 0.557 0.538 $261,132 $269,769 $3,691,579 $3,061,349 $0,596 $0.617 $0.332 $0.332 $0.38 $0.39 $156,998 $167,859 $87,480 $90,369 $1,177,848 $1,268,217 1,495 1,500 3,086 3,120 10,833, 10,868 21,442 21,673 $20,471 $29,471 $14,736 $14,736 $44,207 $44,207 $2,639 $2,839 $2,280 $2,280 $5,119 $5,119 $2,050 $2,111 $1,708 $1,760 $4,880 $4,951 $3,988 $4,039 2018 2019 $100 $150 2020 838,310 905,375 207 214,574 39 690,801 $78,000 $6,259 $1,950 13.0 53,139 $2.62 $150,020 $0.217 $0.24 $150,932 $0.35 $226,398 $377,329 $535,558 0.520 $278,573 $4,239,922 $0 639 $0.332 $0.40 $179,377 $93,304 $1,361,521 1,504 3,154 10,896 21,895 $29,471 $14,736 $44,207 $2,839 $2,280 $5,119 $2,175 $1,812 $5,014 $4,082 District Heating System Capital investmentt Debt Service @ 5%, 15 Years O&M at 10% of Investment + Inflation Total Expenses District Heating ‘al Expenses Waste Heat+ District Heating Jacket Water Jacket Water +E.S. Waste Heat Sales Jacket Water Jacket Water +E.S. Net Income Jacket Water Jacket Water +E.S. 5. Total Generation Expenses Minus Net Income from Waste Heat Sales ss sess $s $0 $0 Jacket Water $69,741 Jacket Water +E S. $69,741 PW Total Expenses Jacket Water $69,741 Jacket Water +E.S. $69,741 Accumulated PW Total Expenses ss sees sé so $o $70,384 $70,384 $68,004 $68,004 $69,741 $137,745 $69,741 $137,745 $o $o $0504 $0.594 $0.573 $0.573 $0.259 $0.259 $11,660 $11,660 $11,266 $11,266 $22,395 $22,395 Jacket Water Jacket Water +E.S. Accumulated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +E S. $0 6. Power Costs & PCE Payments with Waste Heat Offset 6 a Power Costs ‘Avg. Costkwh, Jacket Water $0.595 Jacket Water +E.S. $0,595 PW Avg. Costkwh Jacket Water $0.595 Jacket Water +E.S. $0.595 6b. PCE Payments PCE Payment $/kwh Jacket Water $0.250 Jacket Water +E.S. '$0.250 PCE Payments Jacket Water $11,129 Jacket Water +E.S. $11,129 PW PCE Payments Jacket Water $11,129 Jacket Water +E.S. $11,129 Accumulated PW PCE Payments Jacket Water $11,129 Jacket Water +E.S. $11,129 Accumulated PW of PCE Savings Jacket Water $0 Jacket Water +E.S. so 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water so Jacket Water +ES. $o ss sess ss ss ss $71,250 $71,250 $66,513 $66,513 $204,258 $204,258 $0.594 90.594 90.554 90.554 $0.268 $0268 $12,215 $12,215 $11,403 $11,403 $33,798 $33,798 $0 $0 66 $8 8888 ss $72,320 $72,320 $65,229 $85,229 $269,487 $269,487 $0595 90.505 $0.537 $0.537 $0.277 $0277 $12,794 $12,784 $11,530 $11,539 $45,337 $45,337 $0 $0 $30,000 $2,890 $3,000 $5,890 $8,482 $6,963 $11,288 $16,368 $10,697 $17,886 $46,707 $30,518 $40,703 $34,438 $310,189 $303,925 $9,322 $15,587 $0.380 $0,322 $0,334 $0.280 $0.045 -$0.010 $2,123 $472 $1,850 $41 $47,187 $44,926 $0,826 $12,087 $0.087 $0.146 $30,000 $2,890 $3,090 $5,080 $6,578 $7,066 $10,988 $18,057 $10,390 $17,570 $48,112 $40,932 $40,509 $34,464 $350,600 $336,388 $18,070 $30,380 $0.387 $0,329 $0.326 $0,277 $0.062 $0,008 $2,952 $2,486 $49,673 $45,229 $19,153 $23,597 $0.084 $0.141 $30,000 $2,890 $3,183 $6,073 $6,678 $7,171 $10,712 $17,787 $10,107 $17,294 $49,624 $42,437 $40,369 $34,822 $391,068 $372,011 $26,291 $44,449 $0.395 90.337 90.321 90.274 $0.079 30.024 $3,760 $1,165 $3,058 $948 $52,731 $48,177 $28,045 $34,600 $0.080 $0.137 $30,000 $2,890 $3,278 $6,168 $6,781 $7,280 $10,456 $17,550 $9,843 $17,051 $51,242 $44,035 $40,278 $34,611 $431,344 $407,521 $34,028 $57,851 $0.403 $0.346 $0.317 $0.272 $0.094 $0.040 $4,554 $1,052 $3,579 $1,534 $56,310 $47,711 $36,552 $45,152 $0.077 $0.134 $30,000 $2,890 $3,377 $6,267 $8,887 $7,392 $10,216 $17,343 $9,597 $16,838 $52,968 $45,727 $40,225 $34,725 $471,568 $442,247 $41,316 $70,638 90.412 90.355 $0.313 $0.270 $0.234 $0.181 $11,454 $8,840 $8,606 $6,713 $85,009 $54,424 $40,078 $50,663 $0.075 $0.131 ‘$30,000 $2,890 $3,478 $6,368 $6,095 $7,507 $9,991 $17,162 $9,364 $16,650 $54,802 $47,515 $40,210 $34,863 $511,778 ‘$477,110 $48,186 $82,854 90.421 $0.365 ‘$0.309 $0.268 $0.250 $0.197 $12,366 $9,736 $9,073 $7,143 $74,082 $61,567 $43,364 $55,880 $0.072 $0.128 $30,000 $2,890 $3,582 $6,472 $7,108 $7,626 $9,777 $17,004 $9,142 $16,485 $56,747 ‘$49,403 $40,229 $552,007 $512,133 $54,667 $04,541 30.431 $0.376 $0.306 $0.266 $0.266 90.213 $13,298 $10,647 $9,427 $7,548 $83,500 969,115 $46,435 $60,829 $0.069 $0.125 $30,000 $2,890 $3,690 $6,580 $7,223 $7,748 $9,572 $16,865 $8,929 $16,340 $58,804 $51,304 ‘$40,278 $35,202 $592,285 $547,335 $60,783 $105,733 $0.442 $0.386 $0.303 $0.265 $0.282 $0.228 $14,252 $11,577 $9,762 $7,929 $93,271 $77,044 $49,307 $85,534 $0.067 $0.123 ‘$30,000 $2,890 $3,800 $6,601 $7,485 $8,132 $9,375 $16,743 $8,581 $16,096 $61,119 $53,604 $40,448 $35,474 $632,732 $582,809 $66,461 $116,385 90.455 $0.399 $0.301 $0.264 $0.299 $0.246 $15,284 $12,571 $10,114 $8,319 $103,385 $85,363 $51,963 $69,985 $0.064 $0.120 $30,000 $2,890 $3,914 $6,805 ‘$7,608 $8,263 $9,163 $16,636 $8,380 $15,082 $63,411 $55,809 $40,546 $35,685 $673,278 $618,494 $71,620 $126,604 $0.467 0.411 $0.28 $0.263 90.316 $0.262 $16,204 $13,540 $10,418 $8,664 $113,804 $94,027 $54,452 $74,229 $0.062 90.118 $30,000 $2,890 $4,032 $6,922 $7,735 $8,397 $6,996 $16,543 $8,183 $15,861 $86,036 $58,338 $40,796 $36,040 $714,074 $654,534 $76,675 $136,415 $0.481 90.425 $0.297 90.262 $0.334 $0.280 $17,412 $14,633 $10,757 $9,040 $124,560 $103,087 $56,739 $78,233 $0.060 90.116 $30,000 $2,890 $4,153 $7,043 $7,865 $8,536 $8,811 $16,462 $7,088 $16,791 $88,577 $60,774 $40,933 $36,276 $755,007 $690,810 $81,643 $145,840 $0404 $0.438 $0.205 $0.261 $0.351 $0.297 $18,490 $15,673 $11,036 $0,355 $135,597 $112,422 $58,684 $82,059 $0.058 90.114 $30,000 $2,890 $4,277 $7,168 $8,000 $8,679 $8,627 $16,390 $7,795 $15,711 $71,248 $63,332 $41,089 $36,524 $706,096 $727,334 $86,138 $154,901 $0.508 90.452 90.203 $0.261 $0.368 90.314 $19,605 $16,747 $146,903 $122,080 $60,896 $85,719 $0.056 $0.112 $30,000 $2,890 $4,408 $7,296 $8,130 $8,826 $8,444 $16,327 $7,601 $15,639 $74,055 $86,016 $41,264 $36,785 $837,360 $764,118 $90,373 $163,615 $0.523 $0.468 $0.291 ‘$0,260 $0.386 $0.332 $20,761 $17,850 $11,568 $9,951 $158,471 $132,031 $62,782 $89,223 90.054 $0.110 $30,000 $2,690 $4,538 $7,428 $8,281 $8,978 $8,259 $16,271 $7,408 $15,575 $77,002 $68,833 $41,455 $37,057 $678,815 $801,175 $94,360 $172,000 $0.538 $0.481 $0.290 0.250 $0.402 $0.348 $21,881 $18,932 $11,780 $10,192 $170,251 $142,223 $64,504 $92,622 $0.052 $0.109 $30,000 $2,890 $4,674 $7,564 $8,429 $9,134 $8,072 $16,222 $7,208 $15,517 $80,005 $71,766 $41,662 $37,340 $920,477 $838,515 $98,110 $180,071 90.554 $0.497 $0,288 $0,258 $0.421 $0,367 $23,126 $20,127 $12,029 $10,469 $182,280 $152,602 $66,293 $95,881 $0.050 $0.107 Sheldon Point Diese! + Wind Generation Sys. Losses 1999 = Sys. Losses 2020 = Load Factor Avg. Eligible PCE kwh ‘Sold as % of Total = Year 2001 2002 1. Load Requirements kWh Sales 437,738 454,730 kWh Generated 500,480 518,392 kW Demand 114 118 kWh Generated from Wind 0 0 KW from Wind 0 °o kWh Diesel 500,480 518,392 2. Expenses Capital Cost Wind Generator 9 ° Debt Service - 20 Yrs O&M ‘kWh /Gal 4144 11.2 Gal Fuel 45,088 46,285 Fuel Cost $/Gal $1.25 $1.30 Fuel Cost $56,360 $60,171 Fuel Cost$/wh $0113 $0.116 Variable Non-Fuel Costs $/kwh $0.064 $0.07 Variable Non-Fuel Costs $28,015 $30,267 Fixed Non-Fuel Costs $/kwh $0,098 $0.10 Fixed Non-Fuel Costs $42,023 $45,400 Total Non-FueiCost $70,038 $75,667 Total Power Generation Expenses $126,398 $135,838 2.8 Present Worth (PW) Expenses PW Factor 1.000 0.966 PW Total Expenses $126,398 $131,244 Accumulated PW Total Expenses $126,398 $257,643 3. Power Costs & PCE Payments 3.a, Power Costs Avg. Costkwh $0289 $0,299 PW Avg. Cost/kwh $0.289 $0,289 3.b. PCE Payments PCE Payment $/wh $0.160 $0.17 PCE Payment $26,614 $28,615 PW PCE Payments $26,614 $27,648 Accumulated PW PCE Payments $26,614 $54,262 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery 0 0 Jacket Water + 0 ° Exhaust Stack Recovery (E.S) (Diese! Fue! Gal Equivalent) Jacket Water Recovery 0 ° Jacket Water + E.S. 0 0 Capital investment Jacket Water Recovery $0 $0 ES. $0 $0 ‘otal Capital Invest. Jacket Water + E.: so so Debt Service Jacket Water, 5% @15 yrs $o so ES, 5% @ Byrs $0 $0 Total Debt Service Jacket Water + E.¢ $0 $0 O&M ‘ket Water @ 6% of Investment + Infi: $0 $0 E.S. @ 10% of Investment + Inflation $0 so Total Expenses Heat Recovery Jacket Water ‘$0 $0 Jacket Water +E.S. $0 so 1of2 15.00% 8.00% os 38% 2003 472,024 536,534 122 536,534 113 47,481 $1.35 $64,194 $0.120 $0.07 $32,675 $0.10 $49,012 $81,687 $145,881 0.934 $136,181 $393,624 $0.308 $0,280 $0.17 $30,743 $28,690 $82,961 $8 68 sse S88 2004 489,616 554,900 127 0 0 554,900 14 48,675 $1.41 $68,442 $0.123 $0.07 $35,248 $0.11 $52,872 $88,121 $156,562 0.902 $141,210 $535,034 $0.320 30.288 $0.18 $33,005 $29,769 $112,730 oo $8 88 sss 888 kWhvgal year 2001 = kWhvgal year 2020 = Avg. PCE per kwh sold = 2005 507,514 573,491 131 135,917 25 437,573 $50,000 $4,012 $1,250 11.5 38,050 $1.46 $55,641 $0.127 ‘$0.07 $28,993 $0.11 $43,489 $72,481 $133,385 0.671 $116,237 $651,271 $0.263 $0.29 $0.18 $35,409 $30,857 $143,587 1,252 2,434 9,075 16,951 $18,235 $9,117 $27,352 $1,757 $1,411 $3,167 $1,004 $912 $2,851 $2,322 2006 $25,712 592,302 135 140,376 26 451,927 $52,000 $4,173 $1,300 116 38,959 $1.52 $59,250 $0.131 $0.08 $31,233 $0.12 ‘$46,850 $78,083 $142,806 0.842 $120,239 $771,510 $0.272 $0.229 $0.19 $37,062 $31,963 $175,550 1,270 2,480 9,205 17,269 $18,235 $9,117 $27,352 $1,757 $1,411 $3,167 $1,127 $939 $2,864 $2350 Est. Year 2001 Fuel Cost $/gai $1.25 W141 Est. 2001 Non-Fuel Cost $/kwh, Sale: $0.16 13 Variable Costs @ 40% NFC $0.06 Fixed Costs at 60% NFC s $0.10 $0.16 2007 2008 2009 2010 2011 2012 544.210 563.010 562,112 601,514 621,218 641,224 611,329 630,571 650,025 669,686 689,552 709,621 140 144 148 153 187 162 144,885 149.445 154,056 158,715 163,424 168,180 26 27 28 29 30 xu 466,444 481,128 495.969 510,970 526,128 541,441 $52,000 $54,000 $56,000 $58,000 $60,000 $62,000 $4,173 $4,333 $4,494 $4,654 $4,815 $4,975 $1,300 $1,350 $1,400 $1,450 $1,500 $1,550 11.7 11.8 11.9 12.0 12.1 122 39,867 40,773 41,678 42,581 43,482 44,380 $1.58 $1.64 $1.71 $1.78 $1.85 $1.92 $63,056 $67,069 $71,299 $75,757 $80,454 $85,402 $0.135 $0.139 $0.144 $0.148 $0.153 $0.158 $0.08 $0.08 $0.09 $0.09 $0.09 $0.10 $33,626 $36,179 $38,903 $41,807 $44,904 $48,204 $0.12 $0.13 $0.13 $0.14 $0.14 $0.15 $50,439 $54,268 $58,354 $62,711 $67,356 $72,306 $84,064 $90,447 $97,256 $104,518 $112,259 $120,509 $152,592 $163,199 $174,449 $186,379 $199,028 $212,436 0.814 0.786 0.759 0.734 0.709 0.685 $124,134 $128,273 $132,479 $136,752 $141,095 $145,507 $895,644 $1,023,916 $1,156,395 $1,293,147 $1,434,242 $1,579,749 $0.280 $0.290 $0.300 $0.310 $0.320 $0.331 $0.228 $0.228 $0.228 $0,227 $0.227 $0.227 $0.20 $0.20 $0.21 $0.22 $0.23 $0.23 $40,674 «$43,551 $46,605 «= $49,844 «= $53,278 = $56,919 $33,068 $34,231 $35,302 $36,572 $37,770 $38,968 $208,638 $242,869 $278,261 $314,833 $352,604 $391,590 1,288 1,304 1,320 1,336 1,351 1,365 2,525 2,570 2,615 2,658 2,701 2,743 9,330 9,452 9,568 9,681 9,788 9,892 17,583 17,892 18,196 18,495 18,789 19,079 $18,235 «= $18,235 §=— $18,235 $18,235 = $18,235 «= $18,235 $9,117 $0,117 $9,117 $9,117 $9,117 $9,117 $27,352 $27,352 $27,352 $27,352 $27,352 $27,352 $1,757 $1,757 $1,757 $1,757 $1,757 $1,757 $1,411 $1,411 $1,411 $1,411 $1,411 $1,411 $3,167 $3,167 $3,167 $3,167 $3,167 $3,167 $1,161 $1,196 $1,231 $1,268 $1,306 $1,348 $967 $996 $1,026 $1,057 $1,089 $1,121 $2,918 $2,952 $2,988 $3,025 $3,063 $3,102 $2,378 $2,407 $2,437 $2,468 $2,499 $2,532 2013 661,530 729,888 167 172,983 32 556,905 $64,000 $5,136 $1,600 12.3 45,277 $2.00 $90,612 $0.163 $0.10 $81,719 $0.15 $77,579 $129,299 $226,646 0.662 $149,991 $1,729,740 $0.343 $0,227 $0.24 $60,777 $40,221 $431,811 1,379 2,785 9,901 19,363 $28,550 $14,275 $42,826 $2,751 $2,209 $4,059 $1,713 $1,428 $4,464 $3,636 Wind Regime 7 Fuel Inflaction Factor 4.0% General Inflation Factor 3.0% Discount Rate 3.5% 2014 2015 2016 2017 682,138 703,048 + 724,258 745,770 750,352 771,008 781,855 612,889 174 176 181 186 177,833 182,728 187,670 = 192,655 32 33 34 35 672,518 568,280 604,186 620,235 $64,000 $66,000 $68,000 $70,000 $5,136 $5,296 $5,456 $5,617 $1,600 $1,650 $1,700 $1,750 12.4 12.5 126 12.7 46,171 47,062 47,951 48,837 $2.08 $2.16 $2.25 $2.34 $96,097 $101,871 $107,947 $114,339 $0.168 $0.173 $0.179 $0.184 $0.11 $0.11 $0.12 $0.12 $55,464 $50,451 $63,694 + $68,209 $0.16 $0.17 $0.17 $0.18 $83,196 $89,176 $95,541 $102,314 $138,660 $148,626 $159,235 $170,523 $241,493 $257,444 $274,338 $292,229 0.639 0.618 0.597 0.577 $154,411 $159,044 $163,750 $168,530 $1,884,151 $2,043,195 $2,206,945 $2,375,476 $0.354 $0.366 $0.378 $0.392 $0.226 $0.226 90.226 $0.226 $0.25 $0.26 $0.27 $0.28 $64,863 $69,192 $73,774 $78,624 $41,474 $42,745 $44,035 $45,343 $473,285 $516,030 $560,065 $605,408 1,392 1,404 1,416 1,427 2,625 2,665 2,905 2,943 10,085, 10,175 10,260 10,341 19,642 19,917 20,186 20,450 $28,550 $28,550 $28,550 $28,550 $14,275 $14,275 $14,275 $14,275 $42,826 «$42,826 «= $42,626 = $42,826 $2,751 $2,751 $2,751 $2,751 $2,209 $2,208 $2,209 $2,200 $4,959 $4,959 $4,950 $4,959 $1,764 $1,817 $1,672 $1,928 $1,470 $1,514 $1,560 $1,607 $4,515 $4,568 $4,622 $4,679 $3,679 $3,723 $3,769 $3,815 Wind Gen $>KW ‘$2,000 Waste Heat - Investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2018 2019 2020 767,584 789,698 812,114 834,108 855,506 877,083 190 195, 200 197,684 202,755 207,869 % 37 38 636,424 652,751 669,214 $72,000 $74,000 ‘$76,000 $5,777 $5,938 $8,098 $1,800 $1,850 $1,900 12.8 12.9 13.0 49,721 50,601 51,478 $2.43 $2.53 $2.63 $121,064 $128,135 = $135,571 $0.190 $0.196 $0.203 $0.12 $0.13 $0.13 $73,012 $78,121 $83,552 $0.19 $0.19 $0.20 $109,519 $117,181 $125,327 $182,531 $195,302 $208,679 $311,172 $331,225 $352,448 0.557 0.538 0.520 $173,386 = $178,318 $183,328 $2,548,862 $2,727,180 $2,910,508 $0.405 $0.419 $0.434 $0.226 $0,226 $0,226 $0.29 $0.30 $0.31 $83,756 $89,185 $94,926 $46,669 $48,014 $49,377 $652,077 $700,091 $749,467 1,438 1,447 1,487 2,981 3,019 3,055, 10,417 10,488 10,555 20,708 20,963 24,211 $28,550 $28,550 $28,550 $14,275 $14,275 $14,275 $42,826 $42,826 ‘$42,826 $2,751 $2,751 $2,751 $2,209 $2,200 $2,209 $4,959 $4,959 $4,959 $1,086 $2,045 $2,107 $1,655 $1,705 $1,756 $4,736 $4,796 $4,857 $3,864 $3,913 $3,964 Year 2001 +2002 District Heating System Capital Investment $0 $0 Debt Service @ 5%, 15 Years $0 so 0&M at 10% of Investment + inflation $0 $0 Total Expenses District Heating so $0 Total Expenses WH+ District Heating Jacket Water $o $o Jacket Water +E.S. $0 $0 Waste Heat Sales Jacket Water $0 $0 Jacket Water +E.S. $0 so Net Income Jacket Water $0 $0 Jacket Water +E.S. $0 $0 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $126,398 $135,838 Jacket Water +E S. $126,398 $135,838 PW Total Expenses Jacket Water $126,398 $131,244 Jacket Water +.S, $126,398 $131,244 Accumulated PW Total Expenses Jacket Water Jacket Water +E.S. $126,398 $257,643 $126,398 $257,643 Accumulated PW Savings From Waste Heat Sales Jacket Water so $0 Jacket Water +E.S. so $o 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs ‘Avg. Costkwh Jacket Water $0.289 $0299 Jacket Water +E.S. $0.289 © $0.289 PW Avg. Costkwh Jacket Water $0.289 © $0.289 Jacket Water +E.S. $0.289 $0,289 6b. PCE Payments PCE Payment $/kwh Jacket Water $0.160 $0166 Jacket Water +E.S. $0.160 $0.16 PCE Payments Jacket Water $26,614 $28,615 Jacket Water +€.S. $26,614 $28,615 PW PCE Payments Jacket Water $26,614 $27,648 Jacket Water +.S. $26,614 $27,648 Accumulated PW PCE Payments Jacket Water $26,614 $54,262 Jacket Water +€.S. $26,614 $54,262 Accumulated P.W of PCE Savings Jacket Water $o $0 Jacket Water +E.S. so $o 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water $o $o Jacket Water +ES so $o 2of2 2003 $ess $s ss so so $145,881 $145,881 $136,181 $136,181 $393,824 $393,624 $0 $0 $0309 $0.308 $0.289 $0,289 $0.171 $0.171 $30,743 $30,743 $28,699 $28,699 $82,961 $82,961 $0 $0 ss 2004 Sess es ss $0 $0 $156,562 $156,562 $141,210 $141,210 $535,034 $535,034 $0 $0 $0.320 $0.320 $0.288 $0.268 $0.177 $0.177 $33,005 $33,005 $29,769 $29,769 $112,730 $112,730 $0 $0 2005 $30,000 $2,800 $3,000 $5,890 $8,741 $11,064 $13,270 $24,788 $10,420 $22,466 $122,965 $110,919 $107,157 $96,659 $642,191 $631,693 $9,080 $19,578 $0.242 $0.219 $0.211 $0.190 $0.116 $0.093 $22,344 $17,995 $19,471 $15,682 $132,201 $126,412 $11,385 $15,175 $0.021 $0.044 2006 $30,000 $2,890 $3,090 $5,980 $8,664 $11,214 $13,999 $26,264 $11,115 $23,914 $131,691 $116,892 $110,880 $100,104 $753,071 $731,797 $18,439 $39,712 $0.250 $0.226 90.211 0.190 $0.120 ‘$0.007 $23,930 $19,310 $20,149 $16,259 $152,350 $144,870 $23,200 $30,880 $0.021 $0.045 2007 $30,000 $2,890 $3,183 $6,073 $8,990 $11,368 $14,757 $27,810 $11,840 $25,432 $140,752 $127,160 $114,502 $103,445 $867,573 $635,242 $28,071 $60,401 $0.259 $0.234 $0.210 $0.190 $0.123 $0.100 $25,540 $20,633 $20,777 $16,785 $173,127 $161,455 $35,511 $47,183 $0.022 $0.047 2008 $30,000 ‘$2,890 $3,278 $6,168 $9,121 $11,528 $15,547 $29,430 $12,595 $27,023 $150,604 $136,175 $118,373 $107,033 2009 $30,000 $2,890 $3,377 ‘$6,267 $9,255 $11,692 $16,369 $31,128 $13,381 $28,691 $161,069 $145,758 $122,317 $110,690 2010 $30,000 $2,890 $3,478 $6,368 $9,393 $11,861 $17,223 $32,905 $14,198 $30,437 $172,181 $155,942 $126,335 $114,419 2011 $30,000 $2,890 $3,582 $6,472 $9,536 $12,035 $18,112 $34,766 $15,048 $32,266 $183,960 $166,762 $130,427 $118,221 2012 $30,000 $2,890 $3,600 $6,580 $9,682 $12,214 $19,035 $36,713 $15,933 $34,181 $196,504 $178,255 $134,504 $122,005 2013 $30,000 $2,890 $3,800 $6,691 $11,154 $14,790 $19,994 $38,751 $15,530 $35,115 $211,116 $191,532 $139,713 $126,752 2014 $30,000 $2,890 $3,914 $8,805 $11,320 $14,999 $20,990 $40,882 $16,475 $37,203 $225,017 $204,289 $143,677 $130,623 2015 $30,000 $2,890 $4,032 $6,922 $11,490 $15,213 $22,024 $43,111 $17,456 $39,388 $239,987 $218,055 $148,260 $134,711 2016 ‘$30,000 $2,890 $4,153 $7,043 $11,665 $15,434 $23,097 $45,442 $18,474 $41,673 $255,664 $232,665 $152,723 $138,875 2017 ‘$30,000 $2,890 $4,277 $7,168 $11,846 $15,662 $24,210 ‘$47,878 $19,531 $44,062 $272,698 $248,167 $157,267 $143,119 $985,948 $1,108,264 $1,234,598 $1,365,025 $1,499,619 $1,639,332 $1,783,209 $1,931,489 $2,084,192 $2,241,459 $942,275 $1,052,965 $1,167,385 $1,285,605 $1,407,700 $1,534,453 $1,665,076 $1,799,787 $1,938,662 $2,081,781 $37,970 $61,642 $0.267 $0,242 $0,210 $0.190 $0.128 $0,103 $27,330 $22,121 $21,481 $17,387 $194,607 $178,842 $48,262 $64,027 $0.022 $0.048 $48,131 $103,430 $0.277 $0,250 $0.210 $0.190 $0.197 $0.172 $43,530 $38,003 $33,057 $28,860 $227,664 $207,702 $50,597 $70,560 $0.023 $0.049 $58,549 $125,763 $0.266 $0.259 $0.210 $0.180 $0.204 0.178 $46,607 $40,745 $34,197 $20,896 $261,862 $237,597 $52,972 $77,236 $0.024 $0.051 $69,217 $148,637 $0.296 $0.268 $0.210 $0.190 $0.212 $0.185 $49,065 $43,749 $35,421 $31,015 $297,283 $268,612 $55,321 $83,991 $0.024 $0.052 $80,130 $172,049 $0.308 $0.278 $0.210 $0.190 $0.219 $0.192 $53,440 $46,852 $36,604 $32,001 $333,686 $300,704 $57,704 $90,686 $0.025 $0.053 ‘$90,408 $195,287 $0.319 '$0.290 $0.211 $0.192 $0.229 $0.201 $57,608 $50,538 $36,124 $33,445 $372,010 $334,149 $59,800 $97,662 $0.023 $0.053 $100,942 $219,075 $0.330 $0.299 $0.211 $0.191 $0.237 $0.208 $61,455 $53,872 $39,295 $34,510 $411,305 $368,659 ‘$61,980 $104,626 $0.024 $0.055 $111,726 $243,408 $0.341 $0.310 $0.211 $0.192 $0.246 90.216 $65,618 $57,701 $40,538 $36,647 $451,843 $404,308 $64,187 $111,725 $0.025 $0.058 $122,753 $268,283 $0.353 $0.321 90.211 $0.192 $0.254 $0.224 $70,036 $61,661 $41,804 $36,805 $493,647 $441,111 $06,418 $118,955 $0.026 30.058 $134,017 $293,694 $0.366 $0.333 $0.211 $0.192 80.264 $0.232 $74,722 $65,866 $43,093 $37,985 $536,739 $470,006 $68,669 $126,312 $0.028 $0.059 2018 $30,000 $2,890 $4,406 $7,296 $12,032 $15,896 $25,363 $50,424 $20,627 $46,560 $200,545 $264,812 $161,893 $147,443 $2,403,352 $2,229,224 $145,510 $319,638 $0.379 $0.345 90.211 $0.192 $0.274 $0.241 $79,776 $70,415 $44,452 $39,235 $581,191 $518,331 $70,886 $133,746 $0.027 $0.061 2019 $30,000 $2,890 $4,538 $7,428 $12,224 $16,137 $26,550 $53,083 $21,763 $49,170 $300,462 $282,055 $166,602 $151,847 $2,569,954 $2,381,072 $157,227 $346,109 $0.302 $0,357 $0.211 $0.192 $0.283 $0.250 $85,043 $75,150 $45,784 $40,458 $626,975 $558,780 $73,116 $141,302 $0.028 $0.062 2020 $30,000 $2,890 $4,674 $7,564 $12,422 $16,386 $27,798 $55,661 $22,940 $51,897 $329,508 $300,551 $171,395 $156,334 $2,741,349 $2,537,405 $169,159 $373,103 $0.408 $0.370 $0.211 $0.193 $0.204 $0.260 $90,626 $80,172 $47,139 $41,702 $674,115 $600,491 $75,353 $148,976 $0.028 $0.064 Tuntutullak Diese! + Wind Generation Sys. Losses 1999 = Sys. Losses 2020 = Load Factor Avg. Eigible PCE kwh Sold as % of Total = Year 2001 2002 1. Load Requirements kWh Sales 718,462 745,341 kWh Generated 821,442 849,689 kW Demand 188 194 kWh Generated from Wind © 0 KW from Wind 0 0 kWh Diesel 821,442 849,689 2. Expenses Capital Cost Wind Generator ° 0 Debt Service - 20 Yrs 08M kWh /Gal 13.0 13.0 Gal Fuel 63,188 65,361 Fuel Cost $/Gal $1.25 $1.30 Fuel Cost $78,985 $84,969 Fuel Cost$/kwh_ $0.098 $0.100 Variable Non-Fuel Costs $/kwh $0 104 $0.11 Variable Non-Fuel Costs $74,720 $80,616 Fixed Non-Fuel Costs $/kwh $0.156 $0.16 Fixed Non-Fuel Costs $112,080 $120,924 Total Non-FuelCost $186,800 $201,540 Total Power Generation Expenses $265,785 $286,509 2.8 Present Worth (PW) Expenses PW Factor 1,000 0.966 PW Total Expenses $265,785 $276,820 Accumulated PW Total Expenses $265,785 $542,605 3. Power Costs & PCE Payments 3., Power Costs ‘Avg. Cost/kwh, PW Avg. Cost/kwh 3.b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments 4, Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery ° ° Jacket Water + ° 0 Exhaust Stack Recovery (E.S) $0.370 $0.370 $0.384 $0.371 $0.190 $70,984 $76,217 $70,984 $73,640 $70,984 $144,624 $0.20 (Diese! Fuel Gal Equivalent) Jacket Water Recovery ° Jacket Water + E.S. o eo Capital Investment Jacket Water Recovery ES. ; ‘otal Capital Invest. Jacket Water + E.! Debt Service Jacket Water, 5% @15 yrs ES, 5% @ 8 yrs Total Debt Service Jacket Water + E.£ O&M ‘ket Water @ 6% of Investment + Infl E.S. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E. Sss ss seg 888 Bee se sss 888 x 15.00% 8.00% os 52% 2003 772,713 878,317 201 ° 0 878,317 13.0 67,563 $1.35 $91,345 $0.104 $0.11 $86,920 $0.17 $130,380 $217,299 $308,644 0.934 $288,123 2004 800,579 907,323 207 907,323 13.0 69,794 $1.41 $98,138 $0,108 $0.12 $93,056 $0.18 $140,485 $234,141 $332,277 0.902 $299,695 kWh/gal year 2001 = kWhigal year 2020 = Avg. PCE per kwh sold 2005 828,938 936,700 214 221,998 41 714,702 $82,000 $6,580 $2,050 130 54,977 $1.48 $80,304 $0.112 $0.12 $76,951 $0.18 $115,426 $192,377 $281,401 0.871 $245,225 2006 857,791 966,445 221 229.047 42 737,397 $84,000 $6,740 $2,100 13.0 56,723 $1.52 $86,265 $0.117 $0.13 $62,814 $0.19 $124,222 $207,036 $302,142 0.842 $254,395 13 13 $0.19 2007 887,136 996,549 228 236,182 43 760,367 $86,000 $6,901 $2,150 13.0 58,490 $1.58 $92,510 $0.122 $0.13 $89,073 $0.20 $133,610 $222,684 $324,245 0.814 $263,773 2008 916,975 1,027,012 234 243,402 44 783,610 $88,000 $7,061 $2,200 13.0 60,278 $1.64 $99,152 $0.127 $0.14 $95,752 $0.21 $143,628 $239,380 $347,794 0.786 $273,363 Est. Year 2001 Fuel Cost $/gal Est. 2001 Non-Fuel Cost $/kwh, Sale: Variable Costs @ 40% NFC Fixed Costs at 60% NFC = 2009 2010 2011 947,308 978,134 1,009,453 1,057,827 1,088,989 1,120,493 242 249 256 250,705 258,090 265,557 46 47 48 807,122 830,899 854,936 $92,000 $94,000 $96,000 $7,382 $7,543 $7,703 $2,300 $2,350 ‘$2,400 13.0 13.0 13.0 62,086 63,915 65,764 $1.71 $1.78 $1.85 $106,212 $113,714 $121,684 $0.132 $0.137 $0.142 $0.14 $0.15 $0.15 $102,876 $110,473 $118,571 $0.21 $0.22 $0.23 $154,315 $165,710 $177,856 $257,191 $276,183 $296,427 $373,085 $399,790 $428,214 0.759 0.734 0.709 $263,325 $293,338 $303,569 $830,728 $1,130,423 $1,375,648 $1,630,043 $1,893,816 $2,167,179 $2,450,504 $2,743,842 $3,047,411 $0.399 $0.373 $0.20 $81,782 $76,344 $220,068 Ess ss ses 888 90.415 $0.374 $0.21 $87,696 $79,097 $300,065 $0 $0 $0 Bee Ss 888 $0.339 $0.296 $0.22 $93,981 $81,699 $381,964 1,556 3,263 11,273, 22,653 $29,611 $14,605 $44,416 $2,853 $2,291 $5,144 $1,777 $1,481 $4,629 $3,771 2008 $0.352 $0.297 $0.23 $100,656 $84,750 $466,714 1,605 3,366 11,631 23,372 $29,611 $14,805 $44,416 $2,653 $2,291 $5,144 $1,630 $1,525 $4,683 $3,816 2006 $0.365 $0.207 $0.23 $107,743 $87,649 $554,363 1,655 3,471 11,993 24,100 $20,611 $14,805 44,416 $2,853 $2,201 $5,144 $1,885 $1,571 $4,738 $3,661 2007 $0.379 $0.298 $0.24 $115,265 $90,597 $644,960 12,380 24,837 $20,611 $14,805 $44,416 $2,853 $2,291 $5,144 $1,041 $1,618 $4,794 $3,909 2008 $0.394 $0.409 $0.424 $0.299 $0.300 $0.301 $0.25 $0.26 $0.27 $123,245 $131,710 $140,685 $93,504 $96,640 $99,734 $738,554 $835,194 1,757 1,809 1,661 3,685 3,793 3,903 12,730 13,105 13,485 25,582 26,336 27,098 $29,611 $29,611 $29,611 $14,805 $14,805 $14,805 $44,416 $44,416 = $44,416 $2,853 $2,853 $2,853 $2,201 $2,291 $2,291 $5,144 $5,144 $5,144 $2,000 $2,060 $2,121 $1,666 $1,716 $1,768 $4,852 $4,912 $4,974 $3,957 $4,007 $4,059 2009 2010 2011 $1.25 $0.26 $0.10 $0.16 2012 1,041,265 1,152,333 263 273,103 50 879,230 $100,000 $8,024 ‘$2,500 13.0 67,633 $1.92 $130,148 90.148 $0.16 $127,200 $0.24 $190,700 $317,990 $458,671 0.685 $314,165 2013 1,073,571 1,184,507 270 280,728 51 903,778 $102,000 $6,185 $2,550 13.0 69,521 $2.00 $130,133 90.154 $0.17 $136,392 $0.25 $204,588 $340,980 $490,847 0.662 $324,634 Wind Regime Fuel Inflaction Factor General Inflation Factor Discount Rate 2014 2015 1,106,370 1,139,662 1,217,007 1,249,829 278 285 288,431 = 296,210 53 54 928,576 953,620 $106,000 $108,000 $8,506 $8,666 $2,650 $2,700 13.0 13.0 71,429 73,355 $2.08 $2.16 $148,668 $158,785 $0.160 $0.167 $0.17 $0.18 $146,181 $156,603 $0.26 $0.27 $219,272 $234,005 $365,453 $391,508 $525,277 $561,659 0.639 0.618 $335,864 $346,963 7 4.0% 3.0% 3.5% 2016 1,173,448 1,282,970 293 304,064 55 978,906 $110,000 $8,827 $2,750 13.0 75,300 $2.25 $169,515 $0.173 $0.19 $167,606 $0.28 $251,543 $419,230 $600,331 0.507 $358,332 2017 1,207,727 1,316,422 301 311,902 57 1,004,430 $114,000 $9,148 $2,850 13.0 77,204 $2.34 $180,892 $0.180 $0.19 $179,498 $0.20 $269,247 $448,745 $641,635 0.577 $370,035 $3,361,576 $3,686,410 $4,022,274 $4,369,257 $4,727,589 $5,097,624 $0.440 $0.302 $0.28 $150,197 $102,877 1,914 4,014 13,868 27,868 $29,611 $14,805 $44,416 $2,853 $2,201 $5,144 $2,185 $1,621 $5,038 $4,112 2012 $0.487 $0,303 $0.29 $160,277 $106,069 1,967 4,126 14,255 28,646 $46,178 $23,089 $4,449 $3,572 $8,021 $2,771 $2,309 $7,220 $5,881 2013 $0.475 $0.304 $0.30 $170,955 $109,309 $934,928 $1,037,805 $1,143,873 $1,253,183 2,021 4,239 14,646 29,432 $46,178 $23,089 $69,267 $4,449 $3,572 $8,021 $2,854 $2,378 $7,303 $5,951 2014 $0.493 $0.304 $0.31 $182,263 $112,599 $1,365,781 2,076 4,353 15,041 30,226 $46,178 $23,089 $69,267 $4,449 $3,572 $8,021 $2,939 $2,450 $7,388 $6,022 2015 $0.512 $0.305 $0.32 $194,234 $115,937 $0.53 $0.306 $0.33 $208,905 $119,323 $1,481,718 $1,601,041 2.131 4469 15,440 31,027 $46,178 $23,089 $69,267 $4,449 $3,572 $8,021 $3,028 $2,523 $7,476 $6,095 2016 2,186 4,585 18,842 31,836 $46,178 $69,267 $4,449 $3,872 $8,021 $3,118 $2,599 $7,587 $6,171 2017 Wind Genkw ‘$2,000 Waste Heat - Investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2018 2019 2020 1,242,500 1,277,765 1,313,524 1,350,183 1,384,245 1,418,606 308 316 324 319,993 328,066 336,210 58 60 61 1,030,190 1,056,179 1,082,396. $116,000 $120,000 $122,000 $9,308 $9,629 $9,790 ‘$2,900 ‘$3,000 $3,050 13.0 13.0 13.0 79,245 81,245 83,261 $2.43 $2.53 $2.63 $192,053 $205,733 $219,274 $0,187 $0.195 $0.203 $0.20 $0.21 $0.22 $192,053 $205,404 $219,508 $0.30 $0.32 $0.33 $288,079 $308,106 $329,398 $480,132 $513,510 $548,006 $685,293 $731,872 $781,109 0.557 0.538 0.520 $361,848 $394,012 $406,299 $5,479,472 $5,873,483 $6,279,782 $0.552 $0.573 $0.595 $0.307 $0.308 $0.309 $0.34 $0.35 $0.37 $220,313 $234,495 $249,495 $122,759 $126,243 $129,776 $1,723,800 $1,850,044 $1,979,620 2,242 2,299 2,356 4,703 4,822 4,941 16,249 16,659 17,072 32,653 33,476 34,307 $46,178 $46,178 $46,178 $23,089 $23,089 $23,089 $69,267 $69,267 $69,267 $4,449 $4,449 $4,449 $3,572 $3,572 $3,572 $8,021 $8,021 $8,021 $3,212 $3,308 $3,408 $2,677 $2,757 $2,840 $7,661 $7,757 $7,856 $6,249 $6,329 $6,412 2018 2019 2020 District Heating System Capital Investmentt $0 $0 Debt Service @ 5%, 15 Years so so 0&M at 10% of Investment + Inflation $0 $o Total Expenses District Heating $0 $o al Expenses Waste Heat+District Heating Jacket Water so so Jacket Water +E.S. $0 $o Waste Heat Sales Jacket Water so $o Jacket Water +E S. so so Net Income Jacket Water $o $o Jacket Water +E.S. so $0 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $175,290 $189,609 Jacket Water +E S. $175,290 $189,609 PW Total Expenses Jacket Water Jacket Water +E.S. $175,200 $183,197 $175,290 $183,197 Accumulated PW Total Expenses Jacket Water $175,290 $356,487 Jacket Water +E.S. $175,290 $358,487 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 so Jacket Water +E.S. $0 $o 6, Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs Avg. Costkwh Jacket Water $0.429 $0443 Jacket Water +E.S. $0.429 $0.443 PW Avg. Cost/kwh Jacket Water $0429 $0428 Jacket Water +E.S. $0.429 $0428 6.b. PCE Payments PCE Payment $/kwh Jacket Water $0210 $0217 Jacket Water +€.S, $0.210 $0.217 PCE Payments Jacket Water $45,504 $49,267 Jacket Water +E.S. $45,504 $49,267 PW PCE Payments Jacket Water $45,504 $47,601 Jacket Water +E.S. $45,504 $47,601 Accumulated PW PCE Payments Jacket Water $45,504 $93,105 Jacket Water +E.S. $45,504 $93,105 Accumulated P.W of PCE Savings Jacket Water $0 so Jacket Water +E.S. so so 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water $0 $o Jacket Water +ES so $0 sess ss ss $0 so $204,917 $204,917 $191,293 $191,293 $549,779 $549,779 so so $0.458 $0.458 $0.428 $0.428 $0.225 $0.225 $53,287 $53,287 $49,744 $49,744 $142,849 $142,849 so so so so sess ss ss so so $221,276 $221,276 $199,578 $199,578 $749,357 $749,357 $o so $0.474 $0.474 $0.428 $0.428 $0.233 $0.233 $57,579 $57,579 $51,933 $51,933 $194,782 $194,782 so so ‘$0 $0 $30,000 $2,690 $3,000 $5,890 $8,732 $11,046 $15,268 $27,816 $12,447 $25,502 $174,770 $161,714 $152,302 $140,925 $30,000 $2,890 $3,090 $5,980 $8,854 $11,196 $16,103 $29,467 $13,220 $27,125 $188,431 $174,535 $158,654 $146,953 $30,000 $2,890 $3,183 $6,073 $8,981 $11,351 $16,946 $31,192 $14,039 $28,822 $203,020 $188,237 $165,157 $153,131 $30,000 $2,890 $3,278 $6,168 $0,111 $11,510 $17,820 $32,995 $14,878 $30,598 $218,504 $202,876 $171,813 $159,459 $30,000 $2,890 $3,377 ‘$6,267 $9,245 $11,674 $18,723 $34,879 $15,745 $32,450 $235,215 $218,510 $178,625 $165,039 $30,000 $2,890 $3,478 $6,368 $9,383 $11,842 $19,658 $36,846 $16,643 $34,386 $252,046 $235,202 $185,504 $172,575 $30,000 $2,890 $3,582 $6,472 $9,525 $12,016 $20,623 $38,899 $17,570 $36,408 $271,853 $253,015 $192,722 $179,367 $30,000 $2,890 $3,690 $6,580 $9,672 $12,195 $21,619 $41,042 $18,527 $38,519 $202,011 $272,019 $200,012 $186,318 ‘$30,000 $2,890 $3,800 $6,691 $11,298 $15,052 $22,647 $43,278 $18,040 $39,525 $314,968 $293,482 $208,440 $194,222 $30,000 $2,890 $3,914 $6,805 $11,465 $15,263 $23,708 $45,610 $19,047 $41,813 $337,865 $315,100 $216,032 $201,476 $30,000 $2,890 $4,032 $6,922 $11,637 $15,481 $24,801 $48,042 $20,085 $44,199 $362,252 $336,138 $223,792 $208,896 $901,859 $1,060,313 $1,225,470 $1,307,283 $1,575,908 $1,761,502 $1,954,224 $: 313 $1,225,470 $1,307,283 $1,575,908 $1,761, : 2,154,235 $2,962,676 $2, $890,282 $1,037.235 $1,190,366 $1,349,625 $1,515,764 $1,688,339 $1,867,708 sees oee ieee 208 seaser22 seceete $10,848 $22,223, $0.359 $0.332 $0.313 $0.290 $0.144 $0.118 $37,101 $30,528 $32,332 $26,603 $227,113 $221,385 $21,838 $27,566 $0.026 $0.052 $21,085 $45,062 $0372 $0.344 $0.313 $0.290 $0.149 $0.123 $40,082 $33,085 $33,748 $27,857 $260,862 $249,242 $44,542 $56,161 $0.026 $0.053 $33,405 $68,509 $0.313 $0.290 $0.155 $0.128 $43,267 $35,823 $35,198 $29,142 $296,059 $276,385 $68,126 $85,801 $0.027 $0.055 $45,099 $92,557 $0.398 $0.369 $0.313 $0.200 $0.160 $0.133 $46,668 $38,753 $36,680 $30,460 $332,739 $308,844 $92,603 $116,499 $0.027 $0.056 $57,056 $117,200 $0.412 30.383 $0.313 $0.290 $0.267 $0.238 $80,751 $72,340 $61,323 $54,936 $394,063 $363,780 $94,860 $125,143 $0.028 $0,057 ‘$60,267 $142,430 $0.426 90.396 $0.313 $0.201 $0277 90.248 $87,007 $78,073 $63,640 $57,285, $457,902 $421,065 $97,070 $133,907 $0.028 $0058 $81,723 $168,241 $0.441 90.411 $0.313 $0.291 $0.287 $0.258 $93,683 $84,198 $86,414 $59,690 $524,316 $480,755 $99,221 $142,783 $0,028 '$0.059 $94,413 $194,624 $0.457 30.426 $0.313 $0,292 $0.208 $0,268 $100,805 $80,739 $69,046 $62,151 $593,362 $542,006 $101,303 $151,759 30.029 $0.080 $106,351 $220,781 $0.475 $0.443 $0.315 $0.293 $0.311 ‘$0.280 $109,140 $98,322 $72,227 $65,068 $665,589 $607,974 $102,812 $160,427 $0.027 $0.060 $118,530 $247,516 $0.492 $0.459 90.315 $0,294 $0.322 $0.201 $117,237 $105,774 $74,962 $67,633, $740,551 $675,606 $104,242 $169,187 $0.028 $0.061 $130,938 $274,821 $0.510 $0.476 $0.315 $0.294 $0.334 $0.302 $125,881 $113,720 $77,755 $70,254 $818,306 $745,861 $105,582 $178,027 $0.028 $0,062 $30,000 $2,890 $4,153 $7,043 $11,815 $15,705 $25,926 $50,576 $21,185 $46,686 $388,216 $362,685 $231,722 $216,483 $3,034,223 $2,875,101 $143,566 $302,688 $0.528 $0.493 $0.315 $0.204 $0.347 $0.314 $135,044 $122,180 $80,606 $72,933 $898,912 $818,704 $106,618 $186,936 $0.029 $0,063 $30,000 $2,890 $4,277 $7,168 $11,997 $15,936 $27,085 $53,217 $22,256 $49,278 $415,852 $388,829 $239,824 $224,240 $3,274,047 $3,099,341 $156,401 $331,107 $0.547 $0.511 $0.315 $0.295 $0.359 $0.326 $144,817 $131,211 $63,517 $75,670 $982,429 $894,464 $107,940 $195,904 $0.029 $0.065 $30,000 $2,890 $4,406 $7,286 $12,185 $16,173 $28,277 $55,968 $23,388 $51,979 $445,259 $416,667 $248,100 $232,169 $3,522,147 $3,331,509 $169,432 $360,070 $0 566 $0.530 $0.316 $0295 $0.373 $0.338 $155,214 $140,818 $86,486 $78,464 $1,068,914 $972,928 $108,934 $204,920 $0.030 $0,066 $30,000 $2,890 $4,538 $7,428 $12,379 $16,418 $29,502 $58,832 $24,551 $54,793 $476,542 $448,300 $256,552 $240,271 $3,778,699 $3,571,780 $182,650 $380,568 $0.587 $0.550 $0.316 $0.296 $0.386 $0.351 $166,270 $151,044 $90,513 $81,318 $1,158,428 $1,054,244 $100,789 $213,973 $0.030 ‘$0.067 $30,000 $2,890 $4,674 $7,564 $12,578 $16,671 $30,761 $61,815 $25,746 $57,722 $500,811 $477,836 $265,181 $248,549 $4,043,880 $3,620,328 $196,042 $419,593 ‘$0.608 $0.570 $0.316 $0.296 $0.401 $0.364 $178,024 $161,924 $92,600 $84,226 $1,251,028 $1,138,470 $110,493 $223,051 $0.031 $0.06 Platinum Diesel + Wind Generation Year 1, Load Requirements kWh Sales kWh Generated kW Demand kWh Generated from Wind KW from Wind kWh Diese! 2. Expenses Capital Cost Wind Generator Debt Service - 20 Yrs O&M kWh /Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$/wh Variable Non-Fuel Costs $/kwh Variable Non-Fuel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FueiCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.8, Power Costs ‘Avg. Cost/kwh PW Avg. Costikwh 3b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Diese! Fue! Gal Equivalent) Jacket Water Recovery Jacket Water + E.S. Capital Investment Jacket Water Recovery ES. ‘otal Capital invest. Jacket Water + Debt Service Jacket Water, 5% @15 yrs ES, 5% @ 8 yrs Total Debt Service Jacket Water + E £ O&M sket Water @ 6% of Investment + infi: E.S. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E S. Year Sys. Losses 1999 = Sys. Losses 2020 = Load Factor Avg. Eligible PCE kwh ‘Sold as % of Total = 2001 2002 117,148 118,588 133,839 135,190 a” a” 0 o o 0 133,939 135,190 0 ° 598 63 22,702 = 21,549 $2.04 $2.12 $46,311 $45,718 $0.346 $0.338 $0.080 © $0.08 $9,372 $9,867 $0.120 $0.12 $14,058 $14,800 $23,430 $24,666 $69,741 $70,384 1.000 0.966 $69,741 $68,004 $69,741 $137,745 $0595 $0.504 $0595 $0.573 $0.250 $0.26 $11,129 $11,660 $11,129 $11,266 $11,129 $22,395 oO oO 0 0 0 o 0 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 so $0 $0 $0 $0 $0 $0 $0 $0 ‘$0 2001 2002 15.00% 8.00% os 38% 2003 120,028 136,432 3” ° ° 136,432 66 20,524 $2.21 $45,266 $0.332 $0.09 $10,386 $0.13 $15,579 $25,964 $71,250 0.934 $66,513 $204,258 $0.504 $0.554 $0.27 $12,215 $11,403 $33,708 eo Ess $s ses S88 kWhigal year 2001 = kWhigal year 2020 Avg. PCE per kwh sold = 2004 2005 121,468 = 122,908 137,664 = 138,886 Nn 32 ° 32,016 o 6 137,664 105,970 © $12,000.00 $962.01 $300.00 7.0 74 19,607 14,330 $2.29 $2.39 $44,993 $34,200 $0.327 $0.323 $0.08 $0.09 $10,931 $8,777 $0.13 $0.14 $16,398 = $13,165 $27,327 $21,942 $72,320 $57,404 0.802 0.671 $65,229 $50,025 $269,487 $319,511 $0.595 ‘$0.467 $0.537 $0.407 $0.28 $0.29 $12,704 = $13,399 $11,539 $11,676 $45,337 $57,013 0 653 0 1,008 o 4730 o 7696 $0 $3,782 $0 $1,691 $0 $5,673 $0 $364 $0 $293 so $657 $0 $227 so $189 so $591 so $482 2004 2005 Est. Year 2001 Fuel Cost $/gal 59 Est. 2001 Non-Fuel Cost $/kwh,Sale: = 13 Variable Costs @ 40% NFC Fixed Costs at 60% NFC . $0.25 2006 2007 2008 2008 2010 2014 124,348 © 125,768 += 127,228 += 128,668 §=— 130,108 + 131,548 140,099 141,302 142,495 143,679 144,854 = 146,018 32 32 3 3 3 33 33,203 33,489 33,771 34,052 34,330 34,608 6 6 6 6 6 6 106,695 107,813 = 108,724 = 109,627, | 110,523. 111,412 $12,000.00 $12,000.00 $12,000.00 $12,000.00 $12,000.00 $12,000.00 $962.01 $962.91 $962.91 $962.91 $96291 $962.91 $300.00 $300.00 $300.00 $300.00 $300.00 $300.00 78 84 65 89 93 96 13,760 13,241 12,767 12,332 11,031 11,561 $2.48 $2.58 $2.68 $2.79 $2.90 $3.02 $34,153 $34,180 $34,274 $34,430 $34,644 $34,911 $0.319 $0.317 90.315 90.314 $0.313 90.313 $0.10 $0.10 $0.11 $0.11 $0.11 $0.12 $9,235 $9,715 $10,220 $10,749 $11,304 $11,886 $0.15 $0.15 $0.16 $0.16 $0.17 $0.18 $13,652 $14,573 $15,329 © $16,123 $16,955 $17,829 $23,087 $24,288 §= $25,549 9 $26,871 $28,258 = $29,715 $56,502 $59,731 $61,086 $62,565 $64,166 $65,889 0.842 0.814 0.786 0.759 0.734 0.709 $49,257 $48,591 $48,013 $47,512 $47,080 $46,710 $368,768 $417,359 $465,372 $512,884 $559,965 $606,674 $0.470 90.475 90.480 $0.486 $0.493 $0.501 $0396 §©6$0.386 §= $0.377 $0.69 $0.362 $0.355 $0.30 $0.31 $0.32 $0.33 $0.34 $0.35 $14,030 $14,689 «$15,378 $16,096 $16,846 $17,628 $11,813 $11,950 $12,087 $12,223 $12,360 $12,497 $68,826 © $80,776 += $92,863 $105,086 $117,447 $129,944 611 573 837 505 475 447 1,038 984 934 688 645, 606 4427 4,150 3,895 3,659 3,441 3,238 7,275 6,691 6,538 6.212 5,011 5,631 $3,762 $3,782 $3,782 $3,782 $3,782 $3,782 $1,891 $1,691 $1,601 $1,891 $1,891 $1,891 $5,673 $5,673 $5,673 $5,673 $5,673 $5,673 $364 $364 $364 $364 $364 $364 $293 $293 $203 $293 $293 $293 $657 $657 $057 $657 $657 $657 $234 $241 $248 $255 $263 $271 $195 $201 $207 $213 $219 $226 $598 $605 $612 $620 $627 $635 $487 $493 $499 $505 $512 $518 2006 2007 2008 2009 2010 2011 $2.04 $0.20 $0.08 $0.12 2012 132,988 147,173 x“ 34,880 6 112,293 $12,000.00 $962.91 $300.00 10.0 11,218 $3.14 $35,228 $0.314 $0.12 $12,497 $0.18 $18,745 $31,242 $67,733 0.685 $46,393 $653,068 $0.509 $0.349 $0.36 $18,445 $12,634 $142,578 3,048 5,370 $3,782 $1,891 $5,673 $293 $657 $643 $525 2012 2013 134,428 148,319 M 35,152 6 113,167 $12,000.00 $962.91 $300.00 10.4 10,898 $3.27 $36,694 $0.315 $0.13 $13,137 $0.19 $19,708 $32,843 $69,700 0.662 $46,126 $699,194 90.518 $0.343 $0.38 $19,297 $12,771 $155,348 306 734 2,870 5,128 $5,080 $2,540 $7,620 $393 $254 $794 $647 2013 Wind Regime 7 Fuel Inflaction Factor 4.0% General Inflation Factor 3.0% Discount Rate 35% 2014 2015 2016 2017 136,868 137,308 138,748 140,188 149,455 150,581 151,698 152,805 M4 u 35 35 35,421 35,688 «35,952 38,215 6 7 7 7 114,034 114,893 115,745 116,590 $12,000.00 $14,000.00 $14,000.00 $14,000.00 $962.91 $1,123.40 $1,123.40 $1,123.40 $300.00 $350.00 $350.00 $350.00 108 44 118 11.9 10,600 10,321 10,060 «9,818 $340 $353 $367 $3.82 $36,006 $36,462 $36,960 $37,501 $0316 $0317 $0319 © $0.322 $013 $0.14 = $0.14 $0.18 $13,809 $14,514 $15,253 $16,027 $0.20 $0.21 $0.22 $0.22 $20,714 $21,770 $22,878 $24,041 $34,523 $36,284 $38,131 $40,068 $71,701 $74,219 $76,585 $79,043 0639 «= 0618S .587-— (0877 $45,004 $45,851 $45,701 $45,685 $745,098 $790,949 $836,650 $882,234 $0528 © $0541 $0.552 (90.584 $0338 © $0.334 $0.329—$0.325 $039 $040 «= $0.42, $0.43 $20,187 $21,115 $22,083 $23,003 $12,907 $13,044 $13,181 $13,318 $168,256 $181,300 $194,481 $207,790 373 351 331 312 702 672 643 618 2704 862546 «2,308 2,258 4998 864.683 4,481 4,200 $5,080 $5,080 $5,080 $5,080 $2,540 $2,540 $2,540 $2,540 $7,820 $7,620 $7,620 $7,620 $489 $460 $489 $489 $393 $393 $393 $3093 $882 $882 $882 $882 $314 $323 $333 $343 $262 $269 $278 $286 $803 $813 $823 $833 $655 $062 $671 $679 2014 2015 2016 2017 Wind Genkw $2,000 Waste Heat - investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2018 2019 2020 141,628 143,068 144,508 153,902 154,990 156,089 35 35 36 36,475 36,733 36,988 7 7 7 117,428 118,258 119,080 $14,000.00 $14,000.00 $14,000.00 $1,123.40 $1,123.40 $1,123.40 $350.00 $350.00 $350.00 123 126 13.0 9,584 9,366 9,160 $3.97 $4.13 $4.30 $38,084 $38,708 © $39,370 $0324 $0.327 $0.331 $0.16 $0.16 $0.17 $16,840 $17,691 $18,584 $0.23 $0.24 $0.25 $25,259 $28,537 $27,876 $81,656 $84,408 $87,303 0.557 0.538 0.520 $45,409 $45,442 $45,411 $927,733 $973,175 $1,018,586 $0577 $0590 = $0.604 $0321 $0318 = $0.314 $0.45 $0.46 $0.48 $24,147 $25,246 $26,303 $13,455 $13,591 $13,728 $221,253 $234,845 $248,573 203 276 259 501 567 544 2,125 1,998 1,878 4,108 3,937 3,774 ‘$5,080 ‘$5,080 $5,080 $2,540 $2,540 $2,540 $7,620 $7,620 $7,620 $489 $489 $489 $393 $393 $393 $882 $882 $882 $353 $364 $375 $294 $303 $312 $843 $853 $064 $687 $696 $705 2018 2019 2020 District Heating System Capital investmentt Debt Service @ 5%, 15 Years O&M at 10% of Investment + inflation Total Expenses District Heating al Expenses Waste Heat+ District Heating Jacket Water Jacket Water +E S. Waste Heat Sales Jacket Water Jacket Water +E S. Net Income Jacket Water Jacket Water +E S. 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water Jacket Water +E S PW Total Expenses Jacket Water Jacket Water +E S. Accumulated PW Total Expenses Jacket Wat Jacket Water +E.S. ss $8 s888 $s sess $s ss so $0 $265,785 $286,500 $265,785 $286,509 $265,785 $276,620 $265,785 $276,820 $265,785 $542,605 $265,785 $542,605 Accumulated PW Savings From Waste Heat Sales Jacket Water so so Jacket Water +E S. so $o 6. Power Costs & PCE Payments with Waste Heat Offset 6.a. Power Costs Avg. Cost/kwh Jacket Water $0.370 $0.384 Jacket Water +E.S. $0.370 $0.384 Pw Avg. Costkwh Jacket Water $0.370 $0371 Jacket Water +E.S. $0.370 $0.371 6.b. PCE Payments PCE Payment $/cwh Jacket Water $0.190 $0197 Jacket Water +E.S. $0.190 $0.197 PCE Payments Jacket Water $70,984 $76,217 Jacket Water +E.S. $70,984 $76,217 PW PCE Payments Jacket Water $70,984 $73,640 Jacket Water +E.S. $70,984 $73,640 Accumulated PW PCE Payments Jacket Water $70,984 $144,624 Jacket Water +E.S. $70,984 $144,624 Accumulated P.W of PCE Savings Jacket Water $o $0 Jacket Water +E.S. so $0 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water $o $0 Jacket Water +ES. $o $0 so $0 $30,000 so so $2,890 so $o $3,000 so so $5,890 so $O $10,520 $0 $O $14,291 so $O $16,484 so $0 $33,126 so $0 $11,855 $0 $o $29,355 $308644 $332,277 $269,546 $308,644 $332,277 $252,047 $288,123 $299,695 $234,894 $288,123 $209,695 $219,644 $830,728 $1,130,423 $1,365,317 $830,728 $1,130,423 $1,350,067 so $0 = $10,331 $0 $0 $25,581 $0399 $0415 $0.325 $0399 $0415 $0,304 $0373 © $0.374 $0,283 $0.373 $0,374 $0.265 $0.204 § $0.211 $0.47 $0,204 $0211 $0.127 $81,762 $87,696 $63,568 $81,782 $87,696 $54,923 $76,344 $79,097 $55,396 $76,344 $79,097 $47,862 $220,968 $300,065 $355,461 $220,968 $300,065 $347,927 $0 $0 = $26,503 so $0 = $34,037 so so $0.014 so $0 $0.035 $30,000 $2,890 $3,090 $5,980 $10,663 $14,479 $17.688 $35,545 $13,005 $31,729 $289,136 $270,412 $243,445 $227,680 $30,000 $2,890 $3,183 $6,073 $10,811 $14,672 $18,969 $36,118 $14,231 $34,257 $310,014 $289,988 $252,196 $235,905 $30,000 $2,890 $3,278 $6,168 $10,963 $14,871 $20,330 $40,855 $15,536 $36,946 $332,257 $310,847 $261,151 $244,323 ‘$30,000 $2,890 $3,377 $6,267 $11,119 $15,076 $21,778 $43,764 $16,926 $39,807 $356,160 $333,278 $270,472 $253,095 $1,608,762 $1,860,958 $2,122,109 $2,392,581 $1,877,747 $1,813,852 $2,057,975 $2,311,071 $21,281 $52,206 $0.337 $0.315 $0,284 $0,265 $0.152 $0.131 967,660 $58,411 $56,968 $49,180 $412,420 $397,107 $54,285 $69,608 $0015 $0.037 $32,858 $80,164 $0.349 $0.327 $0.284 $0.266 90.156 90.135 $71,991 $62,098 $58,564 $50,517 $470,993 $447,624 $83,370 $106,739 $0.016 $0.039 $45,069 $109,203 $0.362 90.330 90.285 90.266 $0.161 $0.138 $76,572 $85,995 $60,185 $51,872 $531,178 $499,496 $113,782 $145,464 $0.017 $0.040 $57,923 $139,433 $0.376 90.352 $0.286 $0.267 $0.253 $0.230 $124,481 $113,178 $94,533 $85,949 $625,711 $585,445 $112,643 $153,109 $0.018 $0.042 $30,000 $2,890 $3,478 $6,368 $11,281 $15,268 $23,316 $46,855 $18,404 $42,848 $361,386 $356,942 $270,834 $261,899 ‘$30,000 $2,890 $3,582 96.472 $11,447 $15,505 $24,951 $50,139 $19,976 $46,081 $408,238 $382,134 $289,407 $270,902 $30,000 $2,890 $3,690 $6,580 $11,618 $15,729 $26,686 $53,626 $21,648 $49,515 $437,023 $409,156 $290,337 $280,250 $2,672,416 $2,961,823 $3,261,160 $2,572,970 $2,843,871 $3,124,121 $71,426 $170,872 $0.390 90.365 90.286 $0.268 $0.261 $0,238 $132,064 $120,009 $07,575 $88,715 $723,285 $674,159 $111,908 $161,035 0.019 90.044 $85,588 $203,539 $0.404 $0.379 $0.287 $0,268 $0.271 $0,246 $142,006 $129,111 $100,671 $91,529 $823,956 $765,688 $110,971 $169,240 $0.020 $0.046 $100,416 $237,454 $0.420 $0393 $0.287 $0.269 80.280 $0.255 $151,680 $137,014 $103,892 $94,463 $927,849 $860,151 $100,956 $177,653 $0.021 $0,048 $30,000 $2,890 $3,800 $6,691 $13,910 $19,791 $28,528 $57,329 $21,309 $51,447 $469,539 $439,400 $310,733 $290,787 $3,571,893 $3,414,909 $114,517 $271,501 0.437 $0.409 $0.289 $0.271 $0.292 $0.265 $162,755 $147,867 $107,708 $97,856 $1,035,557 $958,007 $108,316 $185,866 $0.020 $0.048 $30,000 $2,880 $3,914 $6,805 $14,107 $20,058 $30,483 $61,258 $23,181 $55,307 $502,006 $469,970 $321,042 $300,501 $3,692,935 $3,715,400 $129,339 $306,665 90.454 90.425 $0.290 $0.272 $0.302 90.274 $173,625 $157,754 $111,016 $100,869 $1,146,574 $1,058,876 $106,609 $194,307 $0.021 $0.050 $30,000 $30,000 $30,000 $2,890 $2,890 $2,890 $4,032 $4,153 $4,277 $6,922 $7,043 $7,168 $14,310 $14,518 = $14,735 $20,332 $20,615 $20,906 $32,558 $34,758 $37,091 $65,426 $89,847 $74,535 $25,169 $27,281 $29,523 $50,404 $63,752 $68,364 $536,489 $573,049 $612,112 $502,255 $536,579 $573,271 $331,433 $342,048 $353,009 $310,284 $320,279 $330,609 $4,224,369 $4,568,416 $4,919,425 $4,025,693 $4,345,972 $4,676,580 $144,888 $343,564 $161,172 $381,617 $178,199 $421,043 $0.471 90.441 0.488 $0.457 $0.507 $0.475 90.291 $0.272 $0.201 $0.273 $0.202 $0.274 $0.312 $0.284 0.323 $0.293 $0.334 $0.304 $185,033 $168,121 $197,003 $178,087 $200,910 $190,723 $114,310 $103,662 $117,589 $106,836 $121,056 $109,991 $1,260,884 $1,378,473 $1,499,530 $1,162,738 $1,269,574 $1,379,564 $104,896 $203,043 $103,245 $101,512 $212,144 $221,477 $0.022 $0.052 $0.023 $0,024 $0.054 $0.057 $30,000 $2,890 $4,406 $7,296 $14,957 $21,206 $39,564 $79,505 $31,903 $73,256 $653,300 $612,037 $364,072 $341,030 $5,283,406 $5,017,610 $195,975 $461,862 0.526 $0.493 90.203 90.274 $0346 90.314 $223,350 $202,922 $124,451 $113,069 $1,623,961 $1,492,633 $99,819 $231,167 $0,026 $0.059 $30,000 $2,890 $4,538 $7,428 $15,185 $21,515 $42,184 $84,771 $34,427 $78,442 $697,445 $653,431 $375,477 $351,782 $5,658,074 $5,369,302 $214,509 $504,092 $0,546 $0.511 $0.294 $0.275 $0.358 $0.325 $237,805 $216,062 $128,025 $116,319 $1,752,006 $1,606,952 $98,037 $241,001 $0.027 $0.061 $30,000 $2,890 $4,674 $7,564 $15,421 $21,833 $44,961 $90,350 $37,104 $83,038 $744,005 $697,171 $386,909 $362,638 $6,045,972 $5,732,028 $233,808 $547,753 $0,568 $0.531 $0.295 30.276 $0.370 80.337 $252,004 $220,858 $131,507 $119,562 $1,683,603 $1,728,515 $96,217 $251,305 90.028 $0,064 Alakanuk Diesel Generation Year 1. Load Requirements kWh Sales kWh Generated kW Demand kWh Generated from Wind KW from Wind kWh Diese! 2. Expenses Capital Cost Wind Generator Debt Service - 20 Yrs 08M kWh /Gal Gai Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$/kwh Variable Non-Fuel Costs $/kwh Variable Non-Fuel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FuelCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.8, Power Costs ‘Avg. Cosukwh PW Avg. Costikwh 3b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments 4, Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Diese! Fuel Gal Equivalent) Jacket Water Recovery Jackel Water + E.S. Capital investment Jacket Water Recovery ES “otal Capital invest. Jacket Water + E.< Debt Service Jacket Water, 5% @15 yrs ES, 5% @8 yrs Total Debt Service Jacket Water + E.S oam ket Water @ 6% of Investment + Infir E.S. @ 10% of Investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E.S. Year Sys. Losses 1999 = Sys. Losses 2020 = Load Factor ‘Avg. Eligible PCE kwh Sold as % of Total = 2001 1,427,017 1,631,556 373 ° oO 1,631,556 124 131,577 $1.14 $149,998 30.092 $0.112 $159,828 $0.168 $239,739 $399,565 $549,563 1.000 $549,563, $549,563 90.385 $0.385 $0.210 $173,811 $173,811 oo Ses se eee 888 2002 1,470,709 1,876,608 383 0 ° 1,676,608 $0 124 134,867 $1.19 $159,898 30.005 $0.12 $171,308 $0.17 $256,962 $428,270 $588,169 0.968 $568,279 $1,117,842 0.400 $0386 $0.22 $185,402 $170,132 $352,043 co Ese se eee 888 15.00% 8.00% 06 58% 2003 1,515,051 1,722,108 3903 ° 0 1,722,108 $0 125 138,176 $1.23 $170,374 $0.099 90.12 $163,532 $0.18 $275,298 $458,830 $629,204 0.934 $587,369 $1,705,211 30.415 90.388 $0.22 $197,677 $164,533 $537,476 eo Bes es see 88s 2004 1,560,044 1,768,050 125 141,504 $1.28 $181.456 $0.103 90.13 $196,542 $0.19 $204,813 $491,354 $672,811 0.902 $606,837 $2,312,047 90.431 $0.389 $0.23 $210,671 $190,013 $727,490 Bee es ses 88s kWhigal year 2001 kwtvgal year 2020 Avg. PCE per kwh sold = 2005 1,605,688 1,814,427 414 299,381 78 1,515,047 $156 000 $12.518 $3,900 125 144,849 $133 $193,177 $0.128 $0.13 $175,671 $0.20 $263,506 $439,176 $648,771 0.871 $565,366 $2,877,414 $0.404 $0.352 $0.24 $224,424 $195,873 $923,062 4310 8,607 231 61,215 $55,266 $27,633 $82,899 $5,324 $4,275 ‘$9,600 $3,316 $2,763 $8,640 $7,039 2005 2006 1,651,983 1,861,234 425 307,104 80 1,954,131 $160,000 $12,839 ‘$4,000 126 148.212 $1.39 $205,568 $0.132 $0.14 $187,965 $0.20 $281,947 $469,912 $692,319 0.842 $582,914 $3,460,328 $0.419 0.353 $0.25 $238,976 $201,212 $1,124,274 4,396 8,997 31,881 62,531 $55,266 $27,633 $82,899 $5,324 $4,275 $9,600 $3,415 $8,740 $7,122 2008 124 13 $0.21 2007 1,698,928 1,908,462 436 314,896 82 1,593,566 $164,000 $13,180 $4,100 128 151,582 $1.44 $218,666 $0.137 $0.14 $201,030 $0.21 $301,558 $502,597 $738,522 0.814 ‘$600,788 $4,061,116 $0.436 $0.354 $0.28 $254,369 $206,929 $1,331,203 4,481 9,188 32.471 63,851 $55,266 $27,633 $5,324 ‘$9,600 $3,518 $2,932 $8,842 ‘$7,207 2007 1,746,623 1,956,106 447 322,787 84 1,633,348 $168,000 $13,481 $4,200 126 184,088 $1.50 $232,506 90.142 $0.15 $214,937 $0.22 $322,406 $537,344 $787,531 0.786 $616,992 $4,680,108 90.451 30.354 $0.27 $270,648 $212,727 $1,543,930 4,566 9,379 33,089 66,172 $55,266 $27,633 $82,899 $5,324 $4,276 $9,600 $3,623 $3,020 $8,048 $7,205 2008 Est. Year 2001 Fuel Cost $/gal Est. 2001 Non-Fuel Cost $/kwh,Sales Variable Costs @ 40% NFC Fixed Costs at 60% NFC . 2009 2010 2011 1,794,770 1,843,667 1,893,215 2,004,160 2,052,616 2,101,469 458 469 480 390,686 © 338,682 346,742 86 89 91 1,673,473 1,713,934 1,754,726 $172,000 $178,000 $182,000 $13,802 $14,283 $14,604 $4,300 $4,450 $4,550 127 127 12.7 158,399 = 161,824 165,265 $1.56 $1.62 $1.69 $247,129 $262,572 $278,880 $0.148 = $0.153 $0.159 $0.15 $0.16 $0.17 $229,710 $245,407 $262,082 $0.23 $0.24 $0.25 $344,565 $368,111 $393,124 $574,275 $613,518 $655,206 $839,508 $894,823 $953,240 0.759 0.734 0.709 $637,530 $656,560 $675,770 $5,317,638 $5,974,198 $6,649,968 $0.468 $0.485 90.504 30.355 $0.356 $0.357 $0.28 $0.29 $0.30 $267,858 $306,050 $325,275 $218,603 $224,559 $230,594 $1,762,533 $1,987,091 $2,217,685 4851 4738 4821 9,570 9,761 9,952 33,706 4,321 (34,934 66,404 = 67,819 89,144 $55,266 = $55,286 = $55,266 $27,633 $27,633 $27,633 $5,324 $5,324 $6,324 $4,276 $4,275 $4,275 $9,600 $9,600 $9,600 $3,732 $3,844 $3,950 $3,110 $3,203 $3,300 $9,057 $9,169 $9,284 $7,386 $7,479 $7,575 2009 2010 2011 $1.44 $0.28 $0.11 $0.17 2012 1,943,413 2,150,710 491 354.867 93 1,795,843 $186,000 $14,925 $4,650 12.7 168,718 $1.75 $296,096 $0.165 $0.17 $279,793 $0.26 $419,689 $699,482 $1,015,153 0.685 $695,325 $7,345,293 $0.522 $0.358 $0.31 $345,586 $236,708 $2,454,393 4,905 10,144 36,545 70,470 $55,266 $27,633 $82,899 $5,324 $4,275 $9,600 $4,078 $3,399 $9,403 $7,674 2012 2013 1,904,262 2,200,336 502 363,055 6 1,837,280 $190,000 915,246 $4,750 128 172,184 $1.83 $314,267 90.171 $0.18 $208,596 $0.27 $447,897 $746,495 $1,080,758 0.662 $716,228 $8,060,520 $0.542 90.359 90.32 $367,040 $242,901 $2,697,204 4,989 10,336 36,154 71,796 $83,264 $41,632 $124,896 $8,022 96,441 $14,483 $4,096 $4,163 $13,018 $10,608 2013 Wind Regime Fue! Inflaction Factor General inflation Factor Discount Rate 2014 2018 2,045,762 2,097,912 2,260,338 2,300,710 514 525 371,306 378,617 97 99 1,879,032 1,921,093 $194,000 $198,000 $15,567 $15,888 $4,850 $4,950 128 128 175,663 179,154 $1.90 $1.97 $333,441 $353,669 $0.17 $0.184 $0.19 $0.19 $318,561 $339,749 $0.28 $0.29 $477,842 $509,624 $796,403 $849,373 $1,150,261 $1,223,880 0.639 0618 $735,482 $756,091 $8,796,002 $9,552,093 $0.562 $0.583 $0,360 $0.60 $0.33 $0.34 $389,607 $413,618 $249,174 $255,526 $2,946,468 $3,201,993 5.073 5,156 10,527 10,719 36,761 37,368 73,123 74,450 $83,264 © $83,284 $41,632 $41,632 $124,898 $124,896 $8022 $8,022 $6,441 $6,441 $14,483 $14,483 $5,146 $5,300 $4,288 $4,417 $13,168 $13,322 $10,729 $10,858 2014 2015 6 40% 3.0% 3.5% 2016 2,150,713 2,351,446 537 387,969 101 1,963,458 $202,000 $16,200 $5,050 12.0 182,655 $2.05 $375,005 $0.191 $0.20 $362,232 $0.30 $543,348 $905,580 $1,301,845 0.597 ‘$777,059 $10,329,152 $0.605 $0.361 90.36 $438,860 $261,057 $3,463,950 5,230 10,911 37,967 78,777 $83,264 $41,632 $124,896 $8,022 96.441 $14,463 $5,450 $4,549 913.481 $10,991 2016 2017 2,204,165 2,402,840 549 306,419 104 2,006,121 $208,000 $16,690 $6,200 129 186,167 92.14 $307,504 90.198 90.21 $386,084 $0.31 $579,126 $965,210 $1,384,608 0.877 $798,510 $11,127,662 90.628 $0.362 $0.36 $465,519 $268,467 $3,732,418 $322 11,103, 36,566 77,102 $83,264 $41,632 $124,696 $8,022 $6,441 914,463 95,623 $4,686 $13,645 $11,127 2017 Wind Gen SW $2,000 Waste Heat - investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2018 2019 2020 2,258,268 2,313,021 2,368,425 2,453,985 2,505,773 2,557,899 560 872 584 404,907 413,453 422,053 108 108 110 2,049,077 2,092,320 2,135,648 $212,000 $216,000 $220,000 $17,011 $17,332 «$17,653 $5,300 $5,400 $5,500 129 13.0 13.0 189,690 © 193,221 196,761 $222 $2.31 $2.40 $421,226 $446,231 $472,583 $0208 = $0.213 $0.21 $0.22 $0.23 $0.24 $411,383 $438,212 $466,657 $0.33 $0.34 $0.35 $617,075 $657,318 — $699,985 $1,028,458 $1,005,530 $1,166,642 $1,471,996 $1,564,493 $1,662,379 0.587 0.638 0.520 $820,202 $842,262 $864,696 $11,947,064 $12,790,128 $13,654,822 $0652 $0678 $0,702 $0363 $0,964 $0.65 $0.38 $0.39 $0.40 $493,638 $523,303 $554,502 $275,057 $281,726 $288,474 $4,007,475 $4,21 $4,577,675 5,404 5,486 5,568 11,294 11,486 11,677 39,162 39,785 40,345 78428 © 79,782 81,074 $83,264 $83,264 $41,632 $41,632 $124,808 $124,896 $8,022 $8,022 $6,441 $6,441 $14,483 ($14,483 $5,965 ($6,144 $4,971 $5,120 $13,813 $13,087 $14,166 $11,268 $11,412 $11,562 2018 2019 2020 District Heating System Capital Investment $0 $0 $0 $0 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 Debt Service @ 5%, 15 Years $0 $0 $0 $0 $2,890 $2,800 $2,890 $2,890 © $2,890) $2,800 $2,890 9 $2,890 $2,890 = $2,890 $2,890 $2,890 $2,890 $2,800 $2,890 $2,890 08M at 10% of investment + Inflation $0 $0 $0 $0 $3,000 $3,090 $3,183 «$3,278 «= 83.377 $3,478 = $3,882 $3,600 © $3,800 $3,914 $4,032 $4,153 $4,277 $4,408 $4,598 ($4,874 Total Expenses District Heating $0 $o $0 $0 $5,890 $5,980 $6,073 $6,168 = $6.287 $6,368 = 86.472: $6,880 © $8,801 $8,805 = $8,922 $7,043 $7,168 87,208 = $7,428 «87,564 tal Expenses Waste Hoat+District Heating Jacket Water $0 $0 $0 $0 $14,531 $14,720 $14,015 $15,118 $15,323 $15,537 $15,756 $15,083 $19,708 $19,972 $20,244 $20,524 $20,812 $21,100 $21,415 $21,730 Jacket Water +E.S. $0 $0 $0 $O $21,569 $21,842 $22,122 $22,411 $22,709 $23,015 $23,931 $23,656 $30,313 $30,702 $34,102 $31,514 «= $31,039 $32,377 $32,828 «= $33,202 Waste Heat Sales Jacket Water $0 $0 90 $0 $41,651 $44,177 $48,638 $49,639 $52,587 $55,688 $58,050 $62,381 $65,988 $69,779 $73,763 «$77,040 «$82.34 «= $86,983 $01 $96,900 Jacket Water +E S. $0 $0 $0 $0 $81,638 © $86,730 $92,102 $97,768 $103,742 $110,041 $116,679 $123,673 $131,041 $138,801 $148,973 $155,575 $164,629 $174,157 $184, $194,725 Net income Jacket Water 90 $o 90 $0 $33,010 $35,438 $37,998 $40,601 $43,530 $46,520 $40,867 $52,678 $52,070 $56,612 —$60.441 © $84.408 = $68,701 $73,150 $77,824 ($82,734 Jacket Water +E S. $0 $0 % $0 $74,509 $79,608 $84,805 $00,473 $08,357 $102,562 $109,106 $115,009 $120.437 $128,072 $136,115 $144,584 $153,602 $162,880 $172,768 $183,163 5. Total Generation Expenses Minus Net income from Waste Heat Sales Jacket Water $549,563 $588,169 $629,204 $672,811 $815,761 $656,882 $700,526 $746,840 $705,075 $848,304 $003,574 $962,175 $1,027,788 $1,093,650 $1,163,430 $1,237,377 $1,318,004 $1,998,848 $1,486,669 $1,579,645 Jacket Water +E. $549,563 $588,169 $629,204 $872,811 $574,171 $812,711 $683,627 $807,058 $743,149 $702,261 $844,137 $899,154 $960,321 $1,022,189 $1,087,766 $1,157,260 $1,231,103 $1,309,107 $1,301,726 $1,479,215 PW Total Expenses Jacket Water $549,563 $568,279 $587,969 $606,837 $596,600 $553,077 $587,009 $804,473 $622,427 $640,580 $659,037 $680,173 $699,284 $718,752 $738,578 $758,800 $779,442 $800,365 Jacket Water +€ S. $549,563 $568,279 $587,989 $606,637 $500,357 $515,886 $547,881 $964,366 $581,307 $808,424 $615,872 $635,525 $853,502 $672,002 $600,758 $709,085 $729.439 $740,250 Accumulated PW Total Expenses Jacket Water $549,563 $1,117,842 $1,705,211 $2,312,047 $2,848,647 $3,401,724 $3,971,602 $4,558,612 $5,163,085 $5,785,511 $6,426,072 $7,085,109 $7,765,282 $8,464,566 $0,183,318 $9,921,806 $10,680,786 $11,460.228 $12,260,593 $13,082,254 Jacket Water +€.S $549,563 $1,117,842 $1,705,211 $2,312,047 $2,812,405 $3,328,291 $3,860,017 $4,407,608 $4,972,284 $5,553,560 $6,151,085 $6,767,656 $7,403,381 $8,056,973 $8,728,075 $9,419,733 $10,120,717 $10,859,157 $11,608,407 $12,377,620 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 $0 $0 $0 $28,766 $58,604 $80,514 $121,407 $154,554 $188,687 $223,806 $200,184 $205,230 $331,436 $368,776 $407,256 $448,876 $487,636 $572,568 Jacket Water +E.S. $0 $0 so $0 $85,009 $132,037 $201,099 $272,210 $345,385 $420,638 $407,083 $577,437 $857,190 $739,020 $823,118 $909.419 $907,048 $1,088,707 $1,276,003 6, Power Costs & PCE Payments with Waste Heat Offeet 6.2. Power Costs ‘Avg. Cost/kwh Jacket Water $0385 $0400 $0415 «= $0431 90.383 $0308 = 80.412 80.428 «= $0443 80.480 = 90.477 $0405 = 80815 = $0835 80.885) = $0875 «= «90.807 = $0819 §=— $0643 80.887 Jacket Water +E.S $0385 $0400 © $0415 «= $0.431««$0.358 = $0.71 80.385 = $0.399 80.414 = $0430 90.448 = 80.483 «80.482 $0500 «80.818 «= $0538 «= $0859 = $0880 = 80.602: $0625 PW Avg. Costiewh Jacket Water $0385 © $0386 © $0388 = $0389 «= $0334 = $0335 80.395 «= $0398 «= 90337 $0338 = $0338 80330 80341 $0.42 $0343 $0343 $0344 = $0345 80.48 80.547 Jacket Water +E.S. $0385 = $0386 80.388 © $0389 80.312 $0312 $0313 0.914 «80.314 = $0315 80.3168 = $0317 80319 §=— $0319 = 80.320 80.321 $0322 © $0323 «$0324 «80.325 6b. PCE Payments PCE Payment $ewh Jacket Water $0210 $0217 $0.225 = $0233 $0208 «= 80.215 = $0.22 80.229 90.278 = $0.288 «= 80.209» $0.09 90.322 30.333 90.345 = $0.87 $0370 © $0.383 «90.306 =: $0.410 Jacket Water +E S. 30.210 $0.217 $0.25 $0.233 90.184 30.190 30.196 0.202 90.250 90.260 90.209 30.278 90.290 $0.300 90.310 $0.322 90.333 $0.45 90.367 $0.370 PCE Payments Jacket Water $173,811 $185,402 $197,677 $210,671 $194,134 $206,170 $218,889 $232,390 $289,866 $308,300 $327,806 $348,460 $372,183 $305,106 $410,475 $445,290 $472,660 $501,311 $531,680 $563,750 Jacket Water +E.S. $173,811 $185,402 $197,677 $210,671 $171,219 $181,832 $193,048 $204,900 $260,759 $277,511 $205,117 $313,745 $335,009 $355,731 $377,770 $401,085 $428,835 $451,065 $479,985 $508,414 PW PCE Payments Jacket Water $173,811 $179,132 $184,633 $190,013 $169,177 $173,589 $178,087 $182,609 $220,128 $226,275 $232,431 $238,682 $246,304 $252,632 $250,144 $285,753 $272,628 = $279,333 $286,296 = $293,238 Jacket Water +£.S. $173,811 $179,132 $184,533 $190,013 $149,207 $153,097 $157,045 $161,050 $198,023 $203,618 $209,214 $214,808 $221,703 $227,486 $233,385 $239,404 $245,581 $251,781 $258,072 $264,454 ‘Accumulated PW PCE Payments Jacket Water $173,811 $952,043 $537,476 $727.490 $896,067 $1,070,256 $1,248,323 $1,430,932 $1,651,080 $1,877,395 $2,109,766 $2,348,448 $2,504,752 $2,647,385 $3,108,528 $3,372,282 $3,644,810 $3,924,142 $4,210,378 $4,503.6 Jacket Water +S. $173,811 $352,943 $537,476 $727,490 $876,807 $1,029,794 $1,186,839 $1,347,889 $1,545,912 $1,749,530 $1,058,744 $2,173,642 $2,995,345 $2,622,801 $2,856,186 $3,095,500 $3,341,171 $3,502,052 $3,651,024 $4,115,478 ‘Accumulated P.W of PCE Savings Jacket Water $0 $0 30 $0 $26,396 © $54,018 $82,881 $112,098 $111,473 $109,756 $107,919 $105,045 $102,542 $99,083 $95,465 $91,668 $87,608 $83,332 $78,822 $74,059 Jacket Water +E.S. $0 $0 so $0 $46,366 $94.480 $144,364 $196,041 $216,621 $237,561 $258,041 $280,751 $301,949 $323,067 $345,808 $368,360 $301,246 $414,523 $438,177 $462,197 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water 30 $0 $0 $0 $0.021 - $0.021 © $0.022 $0,023» $0.024 = $0025 80.028 © $0027 | $0,027 = $0.028 «=: $0.020 $0.030 90.031 $0032 $0.034 = $0.035 Jacket Water +ES. $o so so $0 $0.046 © $0.048 ~§— $0.050 $0.082 80.054 += $0.056 © $0,088 += $0.080 $0,080 $0083 $0,085 = ($0,067 $0070 — $0.072, $0078 = $0.077 CHEVAK Diese! Generation Year 1. Load Requirements kWh Sales kWh Generated kW Demand kWh Generated from Wind KW from Wind kWh Diesel 2. Expenses Capital Cost Wind Generator Debt Service - 20 Yrs 08M kWh /Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$/ewh Vartable Non-Fuel Costs $/kwh Variable Non-Fuel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FueiCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.8. Power Costs ‘Avg. Cost/kwh PW Avg. Cosvkwh 3.b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Diese! Fuel Gal Equivalent) Jacket Water Recovery Jacket Water + ES, Capital investment Jacket Water Recovery ES “otal Capital invest. Jacket Water +E. Debt Service Jacket Water, 5% @15 yrs ES, 5% @ 8 yrs Total Debt Service Jacket Water + ES O&M kot Water @ 6% of Investment + Infr E.S. @ 10% of Investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +€.S. Year Sys. Losses 1999 = Sys. Losses Load Factor 2020= Avg. Eligible PCE kwh Sold as % of Total = 2001 1,538,500 1,759,018 402 ° ° 1,759,018 124 145,373 $114 $165,726 30.094 90.112 $172,312 30.168 $258,468 ‘$430,780 $596,506 1,597,107 1,820,702 416 ° ° 1,820,702 124 149,884 $1.19 $177,703 30.088 $0.12 $186,031 $0.17 $279,047 $465,078 $642, 0.988 $621,044 15.00% 8.00% os 4% 2003 1,658,805 1,883,235 122 154,430 $1.23 $190,416 $0.101 $0.12 $200,704 $0.18 $301,056 $501,760 $092,176 0.934 $646,154 1,717,504 1,948,607 122 159,009 $1.28 $203,005 0.105 $0.13 $216,301 $0.19 $324,686 $540,977 $744,881 0.902 $671,840 kWhigal year 2001 = kWhvgal year 2020 = ‘Avg. PCE per kwh sold = 2005 1,779,473 2,010,804 459 476,561 87 1,534,244 $174,000 $13,962 $4,350 123 163,620 $1.33 $218,210 90.142 $0.13 $177,896 $0.20 $266,845 $444,741 $681,263 0871 $593,682 1,842,443 2,075,819 474 491,969 90 1,883,850 $180,000 $14,444 $4,500 123 168,262 $1.39 $233,378 90.147 $0.14 $191,559 $0.20 $287,339 $478,898 $731,218 0.842 $615,666 $596,506 $1,217,550 $1,863,704 $2,535,644 $3,129,226 $3,744,892 $0200 $141,542 $141,542 $141,542 co Ses $s sss 888 $0402 $0.389 $0.21 $152,077 $146,934 $288,476 Bes ss ses 88s 90.418 30.390 $0.21 $163,283 $152,426 $440,902 eo Bes ss sss S88 0.434 30.391 $0.22 $175,198 $158,019 $598,921 Bee ss sss S85 $0383 90.334 $0.23 $187,863 $163,712 $762,632 4.988 10,068 36,142 70,012 $63,790 $31,805 $95,685 $6,146 $4,935 $11,081 $3,627 $3,190 $9,973 $8,124 2005 30.397 30.334 $0.24 $201,318 $169,505 $932,137 5,105 10,329 36.990 71,820 $63,790 $31,605 $95,685 $6,146 $4,935 $11,081 $3,942 $3,285 $10,088 $8,220 2006 124 3 $0.20 2007 1,908,503 2,141,638 480 507,568 93 1,634,070 $188,000 $14,925 $4,650 124 172,933 $144 $249,450 90.153 $0.14 $206,148 $0.21 $309,223 $515,371 $784,396 0.814 $638,106 $4,382,998 $0411 90.335 $0.25 $215,609 $175,308 $1,107,535 5221 10,501 37.86 73,631 $63,790 $31,895 $95,685 $6,146 $10,206 $8,319 2007 1,971,655 2,208,254 ‘$04 823,366 $0.25 $230,782 $181,302 $1,288,927 5,337 10,853 38.874 75,444 $63,790 $31,895 $95,685 96,148 $4,935 911,081 $4,182 $3,485 $10,328 $8,420 2008 Est. Year 2001 Fuel Cost $/gal Est. 2001 Non-Fuel Cost $/kwh,Sales Variable Costs @ 40% NFC Fixed Costs at 60% NFC s 2008 2010 2011 2,037,697 2,105,228 2,173,652 2,275,652 2,343,822 2,412,754 520 835 551 $30,329 $55,486 © $71,623 oe 101 104 1,736,322 1,788,336 1,840,931 $196,000 $202,000 $208,000 $15,728 $16,208 += $16,690 $4,900 $5,050 $5,200 125 125 126 182,359 = 187,112 191,889 $1.56 $1.62 $1.69 $284,511 $303,603 $323,809 90.164 90.170 $0.176 $0.15 $0.16 $0.17 $238,337 $256,060 $274,958 $0.23 $0.24 $0.25 $357,506 $384,090 $412,437 $595,843 $640,150 $687,394 $900,081 $965,012 $1,033,094 0.759 0.734 0.709 $684,216 $708,059 $732,380 $5,728,057 $6,436,116 $7,168,496 $0.442 90.458 90.475 30.336 90.336 $0337 $0.26 $0.27 $0.28 $246,884 $263,967 $282,086 $187,487 $193,681 $199,976 $1,476,414 $1,670,095 $1,870,071 5.453 5,567 5.681 19,118 11,377 11,840 39.511 40,343 41,170 77,259 79,075 80.891 $31,895 = $31,805 = $31,895 $95,685 $05,685 $95,685 96,146 96.146 96,146 $4,935 $4,935 $4,935 $11,081 $11,081 = $11,081 $4,308 $4,437 $4,570 $3,590 $3,698 $3,808 $10.453 $10,583 $10,716 $8,525 $8,632 $8,743 2009 2010 2011 $1.14 $0.28 90.11 90.17 2012 2.243.106 (2,482,437 67 588,338 107 1,894,099 $214,000 $17,172 $5,360 128 196,690 $1.75 $345,187 90.182 $0.17 $295,101 $0.26 $442,652 $737,753 $1,105,461 0.685 $757,181 $7,925,677 $0.29 $301,296 $208,371 $2,076 442 5.795 11,902 41,992 82,707 $6,146 $4,935 $11,081 ‘$4,707 $3,923 $10,853 $8,858 2012 2013 2.313.771 2,552,061 583 605,028 110 1,047,833 $220,000 917,653 $5,600 127 201,814 $1.63 $367,798 30.189 90.18 $316,565 90.27 $474,848 $701,413 $1,182,364 0.662 $782,469 $8,708,145 90.811 90.338 $0.30 $321,657 $212,867 $2,289,309 5,908 12,168 42,809 84.523 $99,701 $49,896 $149,687 30.614 97.720 917,334 $5,967 $4,990 $18,602 $12,708 2013 Wind Regime Fuel Inflaction Factor General inflation Factor Discount Rate 2014 2018 2,385,406 2.458.252 2.624.013 2,695,883 500 615 621,891 636,924 113 117 2,002,122 2,056,959 $226,000 $234,000 $18,195 $18,777 $5,650 $5,850 127 128 206,359 211,224 $1.90 $1.97 $301,707 $416,979 30.196 $0.203 $0.19 $0.19 $339,429 $363,777 $0.28 $0.29 $509,144 © $545,666 $848,573 $909,443 $1,264,064 $1,351,050 0.639 0618 $808,248 = $834,654 $9,516,393 $10,351,047 90.530 30.550 90.339 $0.340 $0.31 $0.32 $343,230 $366,083 $219,463 $226,159 $2,508,772 $2,734,931 8,020 6.131 12,427 12,689 43,621 MAS 86,337 68,149 $99,791 $49,696 $149,687 39.614 $9,614 $7,720 $7,720 $17,334 $17,334 96.167 96,352 $5,139 $5,293 $15,781 $15,966 $12,859 $13,013 2014 2015 Zz 40% 3.0% 35% 2016 2,532,129 2,768,461 632 656,125 120 2,112,336 $240,000 319.258 $6,000 128 216,108 $205 $443,687 $0210 $0.20 $389,698 $0.30 $584,547 $974,246 $1,443,191 0.887 $861,427 $11,212,474 $0570 $0.40 $0.34 $390,282 $232,956 $2,967,687 6.241 12,981 $16,187 $13,172 2016 2017 2,807,006 2,841,735 oo 673,491 123 2,168,244 $248,000 $19,740 96,150 129 221,011 $2.14 $471,902 90.218 $0.21 $417,285 90.31 $625,928 $1,043,213 $1,541,005 0.877 $888,707 $12,101,181 90.501 90.341 $0.35 $415,901 $239,853 ‘$3,207,740 Wind Gen saKW $2,000 Waste Heat - investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2018 2019 2020 2,683,154 2,760,302 2,838,542 2,915,694 2,990,327 3,065,625 666 683 700 691,019 708,708 = 728,553 128 129 133 2,224,675 2,281,620 2,339,072 $20,221 $20,703 $21,345 $6,300 $6,450 $8,650 129 13.0 13.0 225,931 230,866 © 235,817 $2.22 $2.31 $2.40 $501,703 $533,170 $566,388 $0226 © $0.234 $0242 $0.22 $0.23 $0.24 $446,637 $477,858 $511,059 $0.33 $0.34 $0.35 $669,956 $716,788 $788,580 $1,116,593 $1,194,648 $1,277,648 $1,644,817 $1,754,969 $1,872,031 0.557 0.538 0.820 $916.498 $944,807 $973,748 $13,017,679 $13,962,486 $14,936,234 $0613 © $0696 = ($0.860 $0342 $0342 $0.343 $0.36 $0.37 $0.38 $443,018 $471,705 $502,053 $248,850 $253,948 $261,146 $3,454,590 $3,708,538 $3,969,684 6,459 6,586 6673 13,474 13,735 13,995 46803 47,582 48,353 93,571 95,371 97,167 $99,701 $99,701 $49,896 $49,896 $149,687 $149,687 $9,614 $9,614 $9,614 $7,720 $7,720 $7,720 $17,384 $17,334 «$17,334 36,941 $7,149 $7,364 $5,784 $5,958 $6,137 $16,555 $16,763 ($16,978 $13,504 «$13,678 ($13,856 2018 2019 2020 District Heating System Capital investment Debt Service @ 5%, 15 Years 08M at 10% of Investment + Inflation Total Expenses District Heating tal Expenses Waste Heat+District Heating Jacket Water Jacket Water +E.S. Waste Heat Sales Jacket Water Jacket Water +€.S. Net Income Jacket Water Jacket Water +E.S, 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water Jacket Water +E.S, PW Total Expenses Jacket Water Jacket Water +€.S. Accumulated PW Total Expenses ss ss sees ss $596,508 $596,506 $596,506 $596,506 esses ss ss $0 so $642,781 $642,781 $621,044 $621,044 ss ssss ss $682,176 $602,176 $646,154 $846,154 Jacket Water Jacket Water +€.S. $596,506 $1,217,550 $1,863,704 $596,506 $1,217,550 $1,863,704 Accumulated PW Savings From Waste Heat Sales Jacket Water Jacket Water +E.S. 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs ‘Avg. Cosvkwh Jacket Water Jacket Water +€.S. PW Avg. Costkwh Jacket Water Jacket Water +E.S. 6b. PCE Payments PCE Payment $/kwh Jacket Water Jacket Water +E S. PCE Payments Jacket Water Jacket Water +E.S. PW PCE Payments Jacket Water Jacket Water +E.S. Accumulated PW PCE Payments Jacket Water Jacket Water +E.S. Accumulated P.W of PCE Savings Jacket Water Jacket Water +E. 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water Jacket Water +ES, $0 $0 $0 $0 $0 $0 30.368 $0.402 $0418 $0.388 $0.402 $0.418 $0.388 $0.389 90.390 $0.388 $0.380 $0.390 $0200 $0.207 90.214 $0200 © $0.207 80.214 $141,542 $152,077 $163,283 $141,542 $152,077 $163,283 $141,542 $1486.934 $152,426 $141,542 $146,934 $152,426 $141,542 $288.476 $440,902 $141,542 $288,476 $440,902 $0 $0 $0 $0 $0 $0 $0 $o 90 $0 so $0 ss sess ss 30 $0 $744,881 $744,881 $671,840 $671,840 $2,535,544 $2,535,644 $0.434 $0.434 90.301 $0.301 $0.222 $0.222 $175,198 $175,198 $158,019 $158,019 $598,921 $598,921 $0 $0 $0 $30,000 $2,890 $3,000 $5,890 $15,663 $23,088 $48,201 $93,370 $38,228 $85,246 $643,036 $596,018 $560,369 $519,305 $30,000 $2,890 $3,080 $5,980 $16,068 $24,288 $51,304 $99,613 $41,216 $91,393 $690,002 $639,825 $580,963 $538,716 $3,095,012 $3,676,676 $3,084,039 $3,593,654 $33,313 $74,287 90.361 90.335 90.315 30.202 90.175 90.150 $143,216 $122,669 $124,805 $106,899 $723,725 $708,820 $38,907 $56,812 $0.021 $0.048 $68,016 $151,237 90.375 $0.47 90.315 90.292 $0.180 90.155 $152,924 $130,097 $128,758 $110,296 $852,483 $816,116 $79,653 $116,021 $0.022 $0050 $30,000 $2,890 93,183 $6,073 916,279 $24,598 $54,574 $106,210 $44,368 $97,802 $740,028 $686,504 $802,013 $858,472 $4,278,889 $4,152,126 $104,110 $230,872 30.388 30.360 90.316 90.203 90.186 90.159 $163,216 $139,825 $132,776 9113.748 $965,250 $929,864 $122,276 $177,671 $0.023 $0.051 $30,000 $2,800 $3,278 $6,168 $16,496 $24,917 $58,018 $113,179 $47,690 $104,759 $793,086 $736,018 $623,359 $578,503 $30,000 $2,600 $3,377 96,267 916,720 $25,245 $61,644 $120,538 $51,190 $112,013 $849,791 $788,068 $645,341 $590,152 $4,002,247 $5,547,689 $4,730,629 $5,329,781 $141,594 $313,212 $0.402 30.373 90.316 $0.293 90.192 90.164 $174,030 $149,001 $136,786 $117,184 $180,468 $398,276 90.417 90.387 90.317 90.204 90.262 90.234 $245,656 $218,977 $186,478 $166,204 $1,122,045 $1,306,623 $1,047,048 $1,213,341 $166,883 $241,880 90.024 $0.053 $167,891 $263,073 $0.025 30.055 $30,000 $2,800 $3,478 $6,368 $16,051 $26,583 965.459 $128,305 $54,877 $119,673 $910,136 $845,330 $667,795 $620,252 $30,000 $2,800 $3,582 96,472 917,188 $25,932 $69,474 $136,602 $58,758 $127,759 $30,000 $2,890 $3,690 $6,580 $17,433 $26,290 $73,696 $145,150 $62,843 $136,292 $30,000 $2,890 $3,800 96,691 $22,202 $35,002 $78,135 $154,269 $62,533 $141,859 $974,336 $1,042,616 $1,119,831 $908,335 $969,169 $1,040,805 $890,725 $841,809 $714,137 $663,828 $741,085 $688,787 $6,215,383 $6,906,108 $7,620,245 $8,361,331 $5,950,033 $6,591,842 $7,255,670 $7,944,457 $220,733 $486,083, 90.432 $0.402 90.317 90.205 $0271 $0.242 $262,643 $234,327 $192,709 $171,033 $1,501,232 $1,385,274 $168,863 $284,821 $0.026 30.057 $262,387 $576,654 30.448 30.417 0.318 90.205 30.281 90.251 $280,783 $250,640 $199,059 $177,683 $1,700,292 $1,662,087 $169,779 $307,114 $0.027 $0.059 $305,431 $670,007 0.465 0.432 90.318 30.296 $0.201 $0.260 $300,171 $268,073 $205,601 $183,616 $346,815 $763,688 90.484 30.450 30.320 30.298 $0.303 90.271 $322,643 $288,108 $213,619 $100,665 $1,005,802 $2,110,412 $1,746,573 $1,037,238 $170,550 $329,869 $0.028 30.061 $169,607 $352,071 $0.027 30.061 $30,000 $2,890 $3,014 $6,805 $22,586 $35,445 $82,800 $163,883 $67,019 $151,024 $1,197,046 $1,113,040 $765,306 $711,683 $9,126,727 $8,656,140 $389,667 $860,254 $0.502 $0.467 $0.321 $0.208 90.314 $0.280 $344,368 $307,668 $220,190 $196,718 $2,339,602 $2,133,066 $169,170 $374,816 $0.028 $0.063 $30,000 $2,600 $4,032 96,022 $22,888 $35,902 $87,702 $174,016 $71,738 $161,003 91,270,314 $1,190,047 $700,337 $735,189 $9,917,063 $9,301,329 $433,984 $959,718 90.520 90.484 90.322 90.325 90.201 $367,508 $328,498 $227,039 $202,940 $2,566,642 $2,336,896 $168,289 $0.020 80.065 $30,000 $2,890 $4,183 $7,043 $23,200 $36,372 $92,850 $184,663 $76,693 $171,521 $1,366,497 $1,271,669 $815,649 $759,048 $10,732,713 $10,150,378 $479,761 $1,062,008 $0.540 $0.502 $0.322 $0.300 30.337 30.301 $391,950 $350,511 $233,051 $209,216 $2,800,593 $2,546,112 $167,204 $421,778 90.030 $0,068 $30,000 $30,000 $30,000 $2,890 $2,890 $2,880 $4277 $4,408 4.538 $7,168 $7,298 $7,428 $23,521 $23,651 924,101 $36,856 $37,355 937,869 $96,256 © $103,031 $100,886 $195,040 $207,784 = $220,283 $81,903 $87,376 $93,123 $162,604 = $194,278 = $208,675 $1,450,102 $1,557,441 $1,661,646 $1,358,401 $1,450,538 $1,548,304 $841,473 $867,812 $804,673 $783,308 © $808,245 + $833,695 $11,574,185 $12,441,098 $13,336,671 $10,933,774 $11,742,019 $12,575,614 $526,995 $575,682 $1,167,407 $1,275,660 0.560 $0.580 30.602 $0.521 90.541 90.561 90.323 $0.323 90.324 $0.300 $0,301 0.302 90.68 $0.361 90.374 90.312 $0.323 90.335 $417,865 = $445,334 $474,337 $373,869 © $308,617 $424,759 $240,085 © $248,142 $255,365 $218,607 = $222,111 $228,674 $3,041,579 $3,289,720 $3,545,085 $2,761,719 $2,983,830 $3,212,503 $106,161 $164,870 $163,453 $448,021 $470,760 $498,035 90.031 $0.033 90.034 0.070 $0.072 $0.075 $30,000 $2,890 $4,674 $7,564 $24,542 $38,390 $116,134 $233,376 $99,156 $219,520 $1,772,875 $1,652,511 $922,171 $859,563 $14,258,842 $13,435,177 $677,392 $1,501,056 $0.625 90.582 $0.325 90.303 $0.387 $0.347 $505,264 $452,665 $262,816 $235,457 $3,807,901 $3,447,960 $161,783 $521,724 $0.035 $0.077 EEK Sys. Losses 1999 = Diesel + Wind Generation Sys. Losses 2020 = Load Factor . Avg. Eligible PCE kwh Sold as % of Total = Year 2001 2002 1, Load Requirements kWh Sales $84,893 601,862 kWh Generated 668,728 686,123 kW Demand 153 187 kWh Generated from Wind 0 ° KW from Wind 0 0 kWh Diese! 668,728 686,123 2. Expenses Capital Cost Wind Generator $0 $0 Debt Service - 20 Yrs 8M kWh /Gal 118 119 Gal Fuel 56,672 (57,836 Fuel Cost $/Gal $1.32 $1.37 Fuel Cost $74,807 $79,398 Fuel Cost$/kwh $0112 $0.116 Variable Non-Fuel Costs $/kwh $0.112 $0.12 Variable Non-Fuel Costs $65,508 $70,105 Fixed Non-Fuel Costs $/kwh $0.168 $0.17 Fixed Non-Fuel Costs $98,262 $105,187 Total Non-FuelCost $163,770 $175,262 Total Power Generation Expen: $238,577 $254,660 2. Present Worth (PW) Expen: PW Factor 1.000 0.986 PW Total Expenses $238,577 $246,048 Accumulated PW Total Expenses $238,577 $484,625 3. Power Costs & PCE Payments 3.8. Power Costs ‘Avg. Cost/kwh $0408 = $0.423 PW Avg. Costkwh $0408 —$0.409 3.b. PCE Payments PCE Payment $/kwh $0210 $0.22 PCE Payment $70,012 $74,564 PW PCE Payments $70,012 $72,043 Accumulated PW PCE Payments $70,012 $142,055 4, Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery ° ° Jacket Water + ° ° Exhaust Stack Recovery (E.S) (Diesel Fuel Gal Equivalent) Jacket Water Recovery 0 ° Jacket Water + E.S. o ° Capital Investment Jacket Water Recovery $0 $0 ES. $0 $0 “otal Capital Invest. Jacket Water + Es $0 $o Debt Service Jacket Water, 5% @15 yrs so $0 ES. 5% @ 8 yrs $0 $0 Total Debt Service Jacket Water + E.S $0 $0 O&M sket Water @ 6% of Investment + Inflz $0 30 E.S. @ 10% of Investment + inflation $0 $0 Total Expenses Heat Recovery Jacket Water $0 $0 Jacket Water +E.S. $0 $0 Year 2001 2002 15.00% 8.00% 05 57% 2003 619,058 703,663 161 703,663 $0 11.9 59,001 $1.43 $84,236 $0.120 $0.12 $74,992 $0.18 $112,488 $187,480 $271,717 0.934 $253,650 $738,276 $0.439 $0.410 $0.22 $79,379 $74,101 $216,156 eo Bes ss ses 88s 2004 636,480 721,344 165 o ° 721,344 $0 120 60,165 $1.48 $89,334 $0.124 $0.13 $80,187 $0.19 $120,280 $200,487 $289,801 0.902 $261,384 $999,659 30.485 $0.411 $0.23 $84,470 $76,187 $292,342 Bee se sss sss kWhvgal year 2001 = kwhigal year 2020 = ‘Avg. PCE per kwh sold = 2005 654,129 739,166 169 175,182 32 563,983 $64,000 $5,136 $1,600 124 61,328 $1.54 $94,704 $0.168 $0.13 $65,394 $0.20 $98,001 $163,486 $264,925 0.871 $230,867 $1,230,526 $0.40 $0.353 $0.24 $89.850 $78,299 $370,642 1,914 3,618 13,871 26,566 $22,296 $11,148 $33,443 $2,148 $1,725 $3,873 $1,338 $1,115, $3,486 $2,840 2005 2006 672,005 757,126 173 179,439 x3 577,687 $66,000 $5,296 $1,650 12.4 62,491 $1.61 $100,359 $0.174 $0.14 $69,869 $0.20 $104,803 $174,671 $281,977 0.842 $237,417 $1,467,943 $0.420 $0.353 $0.25 $95,536 $80,439 $451,081 1,938 3,879 14,046 26,981 $22,296 $11,148 $33,443 $2,148 $1,725 $3,873 $1,378 $1,148 $3,526 $2,873 2006 11.8 13 $0.21 2007 690,107 775,220 177 183,727 Mu“ 591,493 $68,000 $5,456 $1,700 122 63,652 $1.67 $106,314 $0.180 $0.14 $74,621 $0.21 $111,931 $186,552 $300,022 0.814 $244,068 $1,712,011 $0.435 $0.354 $0.28 $101,544 $82,608 $533,687 1,962 3,938 14,217 27,393 $22,296 $11,148 $33,443 $2,148 $1,725 $3,873 $1,419 $1,183 $3,567 $2,907 2007 2008 708,436 793,448 181 188,047 u 605,401 $88,000 95,456 $1,700 12.2 64,813 $1.74 $112,582 $0,186 $0.15 $79,667 $0.22 $119,500 $199,167 $318,005 0.786 $250,657 $1,962,667 90.450 30.354 $0.27 $107,889 $84,800 $616,486 14,385 27,801 Est. Year 2001 Fuel Cost $/gal Est. 2001 Non-Fuel Cost $/kwh,Sales Variable Costs @ 40% NFC Fixed Costs at 60% NFC . 2009 2010 2011 726,992 745,775 = 764,784 811,808 830,296 848,910 185 190 194 192,398 196,780 201,192 38 3% 7 619,409 633,516 647,719 $70,000 $72,000 $74,000 $5,617 $5,777 $5,938 $1,750 $1,800 $1,850 123 124 124 65,972 67,130 68,287 $1.81 $1.68 $1.95 $119,180 $126,123 $133,427 $0.192 0.199 $0.206 $0.15 $0.16 $0.17 $85,023 $90,709 $96,742 $0.23 $0.24 $0.25 $127,535 $136,064 $145,113 $212,559 $226,773 $241,855 $339,106 $360,473 $383,069 0.759 0.734 0.709 $257,521 $264,490 $271,565 $2,220,188 $2,484,678 $2,756,243 30.466 $0.483 $0,501 $0.354 90.355 $0.355 $0.28 $0.29 $0.30 $114,590 $121,665 $129,133 $87,021 $89,269 $91,545 $705,507 $794,777 $886,321 2,008 2,030 2,052 4,058 4114 4,172 14,549 14,710 14,867 28,206 26,608 29,003 $22,296 $22,296 $14,148 $11,148 $33,443 $33,443 $2,148 $2,148 $1,725 $1,725 $3,873 $3,873 $1,506 $1,551 $1,255 $1,292 $3,654 $3,699 $2,979 $3,017 2009 2010 $1.32 $0.28 90.11 $0.17 2012 784,019 867,648 198 205,633 3 662,015 $76,000 $6,098 $1,900 125 69,441 $2.03 $141,110 $0.213 $0.17 $103,142 $0.26 $184,713 $287,865 $406,063 0.685 $278,748 $3,034,901 $0.519 $0.356 $0.31 $137,014 $93,847 $980,168 2013 803,482 886,508 210,103 676,408 $285,900 $3,320,601 90.538 90.356 $0.32 $145,330 996,177 $1,076,345 Wind Regime Fue! Inflaction Factor General Inflation Factor Discount Rate 2014 2018 823,171 843,087 905,488 924,585 207 21 214801 «219,127 39 40 690,887 708,459 $78,000 $80,000 $6,259 $6,419 $1,950 $2,000 126 127 11,744 72,893 $220 $2.29 $157,686 $166,619 $0.228 $0.238 $0.19 $0.19 $117,129 $124,762 $0.28 $0.29 $175,694 $187,143 $292,824 $311,908 $458,719 $486,943, 0.639 0618 $293,307 $300,824 $3,614,198 $3,915,023, $0557 $0.578 $0356 © $0.387 $0.33 $0.34 $154,102 $163,355 $98,534 $100,918 $1,174,879 $1,275,796 2114 2,133 4341 4,397 15,317 15,480 30,168 = 30,548 $33,260 $33,260 $16,630 $18,630 $49,889 $49,889 $3,204 $3,204 $2,573 $2,573 $5777 $8,777 $2,055 $2,117 $1,713 $1,764 $5,260 $5,321 $4,286 4337 2014 2016 4.0% 3.0% 3.5% 2016 863,229 043,797 216 223,680 a 720,117 $82,000 $6,580 $2,050 127 74,039 $2.38 $176,008 $0.244 $0.20 $132,852 $0.30 $199,278 $332,130 $516,768 0.597 $308.454 $4,223,477 $0.599 90.357 $0.35 $173,111 $103,329 $1,379,125 2.183 4451 15,598 30,024 $33,260 $16,630 $49,689 $3,204 $2,573 $5,777 $2,181 $1,617 $5,385 $4,300 2018 2017 883,598 963,122 220 228,260 42 734,862 $84,000 $6,740 $2,100 128 75,182 $247 $185,875 $0.253 $0.21 $141,426 $0.31 $212,140 $353,506 $548,282 0.877 $316,197 $4,530,674 $0621 90.358 $0.36 $183,308 $108,767 $1,484,801 2.171 4,508 $2,673 $5,777 $2,246 $1,872 $5,450 $4,445 2017 ‘Wind Gen $*KW Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat 2018 904,194 962,557 224 232,866 42 749,601 $84,000 $8,740 $2,100 129 76,323 $2.57 $196,244 $0.262 $0.22 $150,512 $0.33 $225,768 $376,280 $581,364 0.557 $323,938 $4,863,612 $0,643 0.358 $0.38 $194,241 $108,232 $1,593,123 2.189 4559 15,065 31,663 $33,280 $16,630 $49,889 $3,204 $2,573 $5,777 $2,313 $1,928 $5,518 $4,501 2018 2019 925,016 1,002,101 229 237,498 “3 764,603 $86,000 $6,901 $2,150 129 77,481 $2.67 $207,137 $0.271 $0.23 $160,137 $0.34 $240,206 $400,343 $616,530 0.538 $331,916 $5,195,528 30.687 90.359 $0.39 $205,669 $110,724 $1,703,848 2.207 4612 15,992 32,026 $33,260 $16,630 $49,889 $3,204 $2,573 $5,777 $2,383 $1,966 $5,587 $4,559 2019 $2,000 2020 946,066, 1,021,751 233 242,155 “4 779,598 $88,000 $7,061 $2,200 13.0 78,596 $2.78 $218,570 280 $0.24 $170,332 $0.35 $255,499 $425,831 $653,672 0.620 $340,011 $5,535,539 $0.691 $0.359 $0.40 $217,712 $113,244 $1,817,082 2.224 4684 16,116 32,385 $33,260 $16,630 $49,689 $3,204 $2,573 $5,777 $2,454 $2,045 $5,659 $4618 District Heating System Capital Investment Debt Service @ 5%, 15 Years O&M at 10% of Investment + Inflation Total Expenses District Heating tal Expenses Waste Heat+District Heating Jacket Water Jacket Water +E.S. Waste Heat Sales Jacket Water Jacket Water +E S, Net Income Jacket Water Jacket Water +E.S. 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water Jacket Water +E.S, PW Total Expenses Jacket Water Jacket Water +S. Accumulated PW Total Expenses: Jacket Water Jacket Water +€.S. Accumulated PW Savings From Waste Heat Sales sess $s ss $0 $0 $238,577 $238,577 $238,577 $238,577 Jacket Water $0 Jacket Water +E.S. $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.8, Power Costs Avg. Cosvkwh Jacket Water $0.408 Jacket Water +E.S. $0.408 PW Avg. Costkwh Jacket Water $0.408 Jacket Water +E.S. $0.408 6b. PCE Payments PCE Payment $/kwh Jacket Water $0.210 Jacket Water +E S. $0.210 PCE Payments Jacket Water $70,012 Jacket Water +E.S. $70,012 PW PCE Payments Jacket Water $70,012 Jacket Water +E.S. $70,012 Accumulated PW PCE Payments Jacket Water $70,012 Jacket Water +E.S, $70,012 Accumulated P.W of PCE Savings Jacket Water $o Jacket Water +E S. $0 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water $0 Jacket Water +ES. so ss sees se $0 $0 $254,660 $264,660 $246,048 $246,048 $238,577 $484,625 $238,577 $484,625 $0 $0 30.423 $0.423 $0.40 $0.409 $0217 $0.217 $74,564 $74,564 $72,043 $72,043 $142,055 $142,055 $0 $0 ss ssss se $271,717 $271,717 $253,650 $253,850 $738,276 $738,276 $0 $0 $0430 $0.439 $0.410 90.410 $0.225 90.225 $79,379 $79,379 $74,101 $74,101 $216,156 $216,156 $0 $0 $0 $o es ssss es $o $0 $289,801 $289,601 $261,384 $261,384 $999,659 $999,659 $0 $o 90.455 80.455 $0411 $0.411 $0.233 $0.233 $84,470 $84,470 $76,187 $76,187 $292,342 $292,342 0 $0 $30,000 $2,890 $3,000 $5,890 $9,376 $12,216 $21,420 $41,023 $17,934 $38,184 $246,001 $226,741 $215,238 $197,592 $1,214,898 $1,197,251 $15,628 $33,275 30.378 $0,347 90.320 90.302 $0.181 90.152 $67,563 $56,608 $58,877 $49,322 $351,220 $341,664 $19,422 $28,078 $0.027 $0.058 $30,000 $2,890 $3,090 $5,980 $9,506 $12,379 $22,557 $43,332 $19,031 $40,459 $262,045 $241,518 $221,393 $203,352 $1,436,291 $1,400,603 $31,652 $67,340 $0.301 $0,359 $0.329 $0.303 $0.187 $0.157 $71,670 $60,067 $60,344 $50,575 $411,564 $392,230 $39,517 $58,842 $0.028 $0.060 $30,000 $30,000 $30,000 $2,890 $2,890 $2,890 $3,183 $3,278 $3,377 $6,073 $6,168 $6,267 $9,640 $9,778 $9,920 $12,548 = $12,721 $12,900 $23,748 = $24,987 $26,284 $45,763 $48,292 $60,954 $20,179 $21,378 $22,630 $42,845 = $45,349 «= $47,975 $279,843 $297,528 $316,475 $257,177 $273,556 $201,131 $227,653 $233,854 $240,335 $209,213 $215,013 $221,088 $1,663,943 $1,897,797 $2,138,132 $1,609,816 $1,824,829 $2,045,917 $102,195 $137,838 $174,271 90.408 0.420 90.435 90.373 90.386 $0.400 $0.330 90.330 90.331 $0.303 $0,304 $0.304 90.193 $0.199 $0.270 30.162 $0.167 90.237 $76,003 $80,462 $111,704 $63,729 $67,482, $98,070 $61,629 $63,242 $84,807 $51,644 = $53,040 $74,475 $473,392 $536,635 $621,532 $444,082 $497,122 $571,598 $60,204 = $81,852 $83,975 $89,604 $121,364 $133,910 $0,029 $0.030 90.031 $0.062 $0.064 90.086 $30,000 $2,890 $3,478 $6,368 $10,067 $13,084 $27,637 $53,745 $23,938 $50,728 $336,534 $309,745 $246,925 $227,270 $2,385,058 $2,273,187 $99,620 $211,491 90.451 90.415 $0,931 $0,305 30.270 $0.245 $118,805 $104,299 $87,171 $76,527 $708,703 $648,125 $86,073 $146,652 $0.032 $0.068 $30,000 $30,000 $30,000 $2,800 $2,890 $2,890 $3,582 $3,600 $3,800 $6,472 $6,580 $6,601 $10,218 = $10,373 $11,890 $13,274 «$13,480 916,128 $29,050 $30,524 $32,062 956,669 «= $59,734 $62,044 $25,305 $26,731 $26,862 $53,613 $56,638 = $58,708 $357,765 $380,233 $405,153 $320,456 $350,326 $373,307 $253,626 $260,439 $268,124 $233,658 $239,054 $247,048 $2,638,684 $2,899,123 $3,167,247 $2,506,744 $2,746,699 $2,993,747 $117,659 $135,868 $153,645 $249,409 $288,292 $327,144 $0 468 90.485, 80.504 $0431 $0.447—-$0.488 $0.332 $0.332 90.334 $0.305 $0.308 $0.307 $0200 $0300 © $0.312 $0264 © $0.284 80.275 $126,220 $134,184 $143,091 $110,800 $117,990 $125,847 $89,479 $91,009 $94,695 $78,812 $80,817 $83,283 $708,182 $890,001 $984,787 $726,737 $807,554 $890,837 $88,139 $90,077 $91,558 $150,584 $172,615 $185,508 $0.033 $0.034 —-$0.033 $0070 $0.072$0.073 $30,000 $2,890 $3,014 $6,805 $12,064 $16,350 $33,665 $66,306 $28,406 $62,021 $430,313 $396,698 $275,144 $253,651 $3,442,301 $3,247,398 $171,807 $366,801 $0.523 $0.482 $0.334 $0.308 90.324 $0,285 $151,853 $133,650 $97,005 $85,456 $1,081,882 $976,293 $92,996 $198,585 $0.035 90.075 $30,000 $2,890 $4,032 $12,243 $16,581 $35,338 369,828 930,016 965,491 $456,927 $421,452 $282,281 $260,366 $3,724,672 $3,507,763 $190,351 $407,260 $0.542 $0.500 $0.335 $0.309 $0.335 $0.295 $161,110 $141,900 $99,531 $87,663 $1,181,413 $1,063,987 $94,383 $211,839 0.036 30.078 $30,000 $2,890 $4,153 $7,043 $12,428 $16,818 $37,081 $73,515 $31,696 $69,124 $485,072 $447,644 $289,535 $267,194 $4,014,207 $3,774,087 $209,270 $448,519 $0,562 $0.519 30.335 $0.310 90.347 $0.308 $170,888 $150,621 $102,002 $89,904 $1,263,414 $1,153,661 $96,710 $225,264 $0.037 $0.080 $30,000 $2,890 $4,277 $7,168 912,618 917,063 $38,608 $77,374 933,448 $72,930 $514,834 $475,352 $206,908 $274,138 $4,311,115 $4,049,006 $228,559 $490,578 0.583 30.538 90.3968 $0.310 $0.30 $0.318 $181,341 $180,082 $104,681 992,251 $1,387,005 $1,246,112 906,896 $238,780 80.038 $0,083 $30,000 $2,800 $4,408 $7,296 912,814 $17,314 $40,701 $81,414 $35,274 $76,913 $546,090 $504,451 $304,284 $281,082 $4,615,398 $4,330,178 $248,214 $533,434 30.604 90.558 90.337 30.311 $0.373 $0.329 $192,133 $169,585 $107,087 $94,493 $1,495,052 $1,340,605 $98,071 $252,518 $0.039 $0.085 $30,000 $2,800 $4,638 $7,428 913,015 $17,674 $42,764 $85,641 $37,177 $81,082 $570,354 $535,448 $311,901 $268,264 $4,927,300 $4,618,442 $268,229 $577,086 $0626 $0.679 $0.337 $0.312 30.386 90.341 $203,646 $170,871 $100,635 $96,835 $1,604,687 $1,437,440 $00,161 $266,407 $0.040 0.088 $30,000 $2,890 $4,674 ‘$7,564 $13,223 $17,841 $44.18 $90,064 $39,160 $85,446 $614,512 $568,226 $319,642 $295,566 $5,246,942 $4,914,008 $288,598 $621,531 0.650 $0.601 $0,338 $0.312 $0.400 $0.354 $215,790 $190,735 $192,249 $99,212 $1,716,936 $1,536,652 $100,156 $280,440 90.041 $0.090 EMMONAK Diesel + Wind Generation Year 1, Load Requirements kWh Sales kWh Generated kW Demand kWh Generated from Wind KW from Wind kWh Diese! 2. Expenses Capital Cost Wind Generator Debt Service - 20 Yrs O&M kWh /Gal Gal Fuel Fuel Cost $/Ga! Fuel Cost Fuel Cost$/kwh Variable Non-Fuel Costs $/kwh fariable Non-Fuel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FueICost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.8. Power Costs Avg. Cost/kwh PW Avg. Costkwh 3b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments ‘Accumulated PW PCE Payments 4, Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Diese! Fuei Gal Equivalent) Jacket Water Recovery Jacket Water + E.S. Capital investment Jacket Water Recovery ES “otal Capital Invest. Jacket Water + E.t Debt Service Jacket Water, 5% @15 yrs ES, 5% @8 yrs Total Debt Service Jacket Water + E.S O&M sket Water @ 6% of Investment + Infli E.S. @ 10% of Investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E.S. Yoar Sys. Losses 1999 = 15.00% Sys. Losses 2020 = 8.00% Load Factor . 0s Avg. Eligible PCE kwh Sold as % of Total = 57% 2001 2002 2003 2,449,243 2,526,279 2,604,450 2,800,301 2,879,958 2,960,402 639 658 678 0 ° 0 0 0 0 2,800,301 2,879,958 2,960,402 $0 $0 $0 121 12.4 122 231.430 237,085 242,761 $1140 $119 $1.23 $263,830 $281,088 $299,330 30.094 $0.098 $0,101 $0112 $0.12 $0.12 $274,315 $294,261 $315,502 $0168 = $0.17 $0.18 $411,473 $441,301 $473,253 $685,788 $735.652 $788,755 $949,618 $1,016,740 $1,088,085 1.000 0.968 = (0.834 $949,618 $982,358 $1,015,739 $949,618 $1,931,976 $0388 © $0402 $0.418 $0.388 $0,389 $0.380 $0.190 $0.20 $0.20 $265,253 $283,172 $302,153 $265,253 $273,596 $262,063 $265,253 $538,849 $820,012 0° ° 0 0° 0 ° ° ° 0 o o 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 2001 2002 2003 ar 2001 = kWhvgal year 2020 = ‘Avg. PCE per kwh sold = 2004 2005 2006 2,683,783 2.764.251 2.645.863 3,041,621 3.123.604 3.206.339 694 713 732 0 515.395 529.046 0 135 138 3,041,621 2,608,209 2.677.293 $0 $270,000 $276,000 $21,665 $22,147 $6.750 $6,900 122 123 123 248,456 254.169 259.899 $1.28 $1.33 $1.39 $318,608 $338,970 $360,477 $0105 $0130 $0.135 $0.13 $0.13 $0.14 $338,116 $302,423 $323,806 $0.19 $0.20 $0.20 $507,174 $453,635 $485,709 $845,289 $756,058 $809,516 $1,163,895 $1,123.444 $1,199,039 0.902 0.871 0.842 $1,049,767 $979,016 $1,009,559 $2,947,715 $3,997,482 $4,976.498 $5,986,057 90.434 $0.406 $0.421 $0.301 $0.354 $0.355 $0.21 $0.22 $0.23 $322,253 $343,532 $366,053 $200,654 $299,368 $308,207 $1,111,586 $1,410,934 $1,719,141 0 7,748 7,885 0 15,640 18,955 0 56,144 57,135 0 108,757 110,934 $0 = $95,537 $95,537 $0 $47,769 $47,769 $0 $143,306 $143,306 $0 $9,204 $9,204 $0 $7,391 $7,391 $0 «$16,595 $16,595 $0 $5,732 $5,904 so $4,777 $4,920 $0 $14,937 $15,109 $o $12,168 $12,311 2004 2005 2006 12.4 13 $0.19 2007 2,928,619 3,289,615 751 542,820 142 2,746,996 $284,000 $22,789 $7,100 124 265,646 $144 $383,185 $0.139 $0.14 $346,551 $0.21 $519,827 $866,378 $1,279,452 0814 $1,040,835 $7,026,891 $0.437 $0,355 $0.23 $389,882 $317,169 $2,036,310 58,118 113,108 $95,537 $47,769 $143,306 $9,204 $7,301 $16,505 $6,081 $5,068 $15,286 $12,459 2007 2008 3,012,518 3,374,020 770 856,713 146 2,817,307 $292,000 $23,431 $7,300 124 271,407 $1.50 $407,155 $0.145 $0.15 $370,738 90.22 $556,108 $926,846 $1,364,732 0.786 $1,072,667 $8,099,558 90.453 90.356 30.24 $415,088 $326,256 $2,362,566 59,001 115,273 $95,637 $47,769 $143,306 $9,204 $7,301 $16,695 $6,264 $5,220 $15,468 $12,611 2008 Est. Year 2001 Fuel Cost $/gal . Est. 2001 Non-Fuel Cost $/kwh,Sales = Variable Costs @ 40% NFC . Fixed Costs at 60% NFC . 20008 2010 2011 3,097,562 3,183,750 3,271,082 3,458,944 3,844,575 3,630,901 790 809 829 570,726 584,855 599,009 149 153 157 2,888,218 2,959,720 3,031,802 $298,000 $306,000 $314,000 $23,912 $24,554 $25,196 $7,450 $7,650 $7,850 12.6 125 126 277,182 282,970 288,770 $1.56 $1.62 $1.69 $432,451 = $459,141 $487,293 $0.150 $0.155 90.161 $0.15 $0.16 $0.17 $396,453 $423,783 $452,824 $0.23 $0.24 $0.25 $594,679 $635,674 $679,236 $991,131 $1,059,457 $1,132,060 $1,454,945 $1,550,802 $1,652,399 0.759 0.734 0.709 $1,104,902 $1,137,872 $1,171,417 $9,204,460 $10,342,332 $11,513,748 $0.470 $0.487 $0.505 90.357 $0.357 30.358 $0.25 $0.26 $0.27 $441,745 = $469,927 $499,716 $335,466 $344,800 $354,258 $2,698,032 $3,042,832 $3,397,090 8,288 8.419 8,550 16,894 17,206 17,516 60,056 61,011 61,956 117,433 119,586 121,732 $95,537 $95,537 $95,537 $47,769 $47,769 $47,769 143,306 = $143,306 = $143,306 $9,204 $9,204 $9,204 $7,391 $7,301 $7,391 $16,595 $16,595 $16,595 $6,452 96,645 $6,845 $5,376 $5,538 $5,704 $15,656 $15,850 $16,049 $12,929 $13,005 2010 2011 $1.14 $0.28 $0.11 $0.17 2012 3,359,558 3,717,011 849 613,455, 160 3,104,456 $320,000 $25,678 ‘$8,000 126 294,580 $1.75 $516,961 30.167 $0.17 $483,675 $0.26 $725,512 $1,209,187 $1,750,846 0.685 $1,205,399 $12,719,147 $0.524 $0.350 $0.28 $531,196 $363,840 $3,760,931 8.679 17,828 62,892 123,870 $95,537 ‘$47,769 $143,306 $9,204 $7,301 $16,595 $7,050 $5,876 $16,254 $13,206 2012 2013 3,449,178 3,805,503 869 627,923 164 3,177,670 $328,000 $26,320 $8,200 127 300,400 $1.83 $548,283, 90.173 $0.18 $516,440 $0.27 $774,661 $1,201,101 $1,873,903, 0.662 $1,240,118 $13,080,265 90.543 $0.360 $0.29 $564,454 $373,546 $4,134,477 6.807 18,134 63,817 125,999 $144,430 $72,220 $216,659 913.016 911,174 $28,090 $8,606 $7,222 $22,582 918,306 2013 Wind Regime Fuel Inflaction Factor General Inflation Factor Discount Rate 2014 3,539,942 3,893,936 889 642,499 168 3,251,437 $336,000 $26,962 $8,400 127 306,228 $1.90 $581,278 $0.179 $0.19 $551,232 $0.28 $826,847 $1,378,079 $1,994,718 0.639 $1,275,431 $15,234,696 90.563 $0.360 $0.30 $599,583 $383,376 $4,517,852 8,933 18,441 64,731 128,121 $144,439 $72,220 $216,659 $13,016 $11,174 $25,090 $8,926 $7,439 $22,842 ‘$18,613 2014 2015 3,631,850 3,982,929 909 657,183 172 3,325,748 $344,000 $27,603 ‘$8,600 128 312,065 $1.97 $616,050 $0,185 $0.19 $588,165 $0.29 $882,247 $1,470,412 $2,122,666 0618 $1,311,344 $16,546,040 $0.584 90.361 $0.31 $636,680 $393,329 $4,011,182 9,058 18,747 65,635 130,233 $144,439 $72,220 $216,659 $13,916 $11,174 $25,000 $9,194 $7,662 $23,110 $18,836 2015 4.0% 3.0% 3.5% 2016 3,724,901 4,072,558 671,972 176 3,400,586 $0.606 $0.362 $0.32 $675,847 $403,407 $5,314,588 9.181 19,052 $11,174 $25,000 $9,470 $7,892 $23,386 $19,086 2016 2017 3,819,097 4,162,816 950 686 865 180 3,475,051 $360,000 $28,887 $9,000 12.9 323,756 $2.14 $691,283 90.199 $0.21 $668,958 90.31 $1,003,436 $1,672,304 $2,401,564 0.877 $1,384,096 $19,278,900 $0629 90.363 $0.33 $717,191 $413,608 95,728,197 $144,439 $72,220 $216,650 913.0 $11,174 $25,080 $0,754 $8,128 $23,670 $19,302 2017 $2,000 $100 $150 2020 4,108,549 4,437,233 1,013 732,143 191 3,705,089 $382,000 $30,653 $9,550 13.0 341,328 $2.40 $819,799 $0.221 $0.24 $809,518 $0.35 $1,214,277 $2,023,795 $2,883,796 0.520 $1,500,023 $23,662,682 $0.702 $0.365 $0.37 $855,428 $444,956 $7,031,469 9,658 20,258 69,987 140,641 $144,439 $72,220 $216,659 $13,916 $11,174 $25,090 $10,659 $8,882 $24,574 $20,056 Wind Gen S/KW Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 3,914,437 4,010,921 4,253,688 4,345,164 971 992 701,859 716,952 184 187 3,851,830 3,628,212 $368,000 $374,000 $29,529 $30,011 $9,200 $9,350 129 13.0 329,609 335,466 $2.22 $2.31 $731,031 $774,735 $0.206 $0.214 $0.22 $0.23 $713,084 $759,886 $0.33 $0.34 $1,069,628 $1,139,830 $1,782,710 $1,899,716 $2,563,370 $2,713,812 0.557 0.538 $1,422,748 $1,461,011 $20,701,648 $22,162,659 $0652 $0.677 0.363 $0.364 $0.34 $0.35 $760,823 $806,861 $423,934 $434,383 $6,152,130 $6,586,513 9,423 9.541 19,657 19,957 68,261 69,139 136,510 138,681 $144,439 $144,439 $72,220 $72,220 $216,659 $216,659 $13,916 $13,916 $11,174 $14,174 $25,080 $25,090 $10,047 $10,348 $8,372 $8,623 $23,962 $24,264 $10,546 $19,797 2018 2019 2020 District Heating System Capital investment Debt Service @ 5%, 15 Years 08M at 10% of investment + Inflation Total Expenses District Heating tal Expenses Waste Heat+District Heating Jacket Water Jacket Water +E.S. Waste Heat Sales Jacket Water Jacket Water +E.S, Net Income Jacket Water Jacket Water +E S, 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water Jacket Water +E S. PW Total Expenses Jacket Water Jacket Water +E S. Accumulated PW Total Expenses Jacket Water Jacket Water +E.S, Accumulated PW Savings From Waste Heat Sales Jacket Water Jacket Water +£.S, 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs Avg. Cost/kwh Jacket Water Jacket Water +E.S. PW Avg. Costkwh Jacket Water Jacket Water +E.S. 6b. PCE Payments PCE Payment $/kwh Jacket Water Jacket Water +E S. PCE Payments esses ss ss ss $0 388 $0388 $0,388 $0,388 $0.190 $0.190 Jacket Water $265,253 Jacket Water +E S. $265,253 PW PCE Payments Jacket Water $285,253 Jacket Water +S. $265,253 Accumulated PW PCE Payments Jacket Water $265,253 Jacket Water +E.S. $265,253 Accumulated P.W of PCE Savings Jacket Water Jacket Water +E.S. 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water Jacket Water +S, $0 so $0 $0 ss ss sess ss $949,618 $982,356 $949,618 $982,356 $949,618 $1,931,976 $949,618 $1,931,976 90.402 $0.402 $0,380 $0,369 $0197 $0.197 $283,172 $283,172 $273,596 $273,596 $538,849 $538,849 $0 $0 $0 0 ss s8 s88s $0 $0 $0 30 $0 $0 $949,618 $1,016,740 $1,088,085 $1,163,895 $949,618 $1,016,740 $1,088,085 $1,163,605 $1,015,730 $1,049,767 $1,016,739 $1,049,767 $30,000 $2,890 $3.000 $5,890 $20,827 $32,095 $74,875 $145,042 359.039 $132,874 $1,083,605 $900,569 $928,783 $863,224 $30,000 $2,890 $3,090 $5,980 $21,089 $33,400 $79,245 $153,864 $64,137 $141,583 $30,000 $2,890 93.183 96,073 $21,359 $33,817 $83,832 $163,152 968,547 $150,693 $30,000 $2,890 $3.278 96,168 $21,637 $34,247 $88,646 $172,928 $73,178 $160,317 ‘$30,000 $2,690 $3.377 96.267 $21,923 $34,690 $93,697 $183,215 978,041 $170,447 $1,134,002 $1,210,005 $1,201,553 $1,376,004 $1,057,486 $1,128,768 $1,204,415 $1,284,408 $955,557 $985,072 $1,015,140 $1,045,637 $890,375 $918,246 $946,650 $975,462 $2,047,718 $3,997,482 $4,924,265 $5,879,822 $6,864,894 $7,860,043 $8,925,679 $2,947,715 $3,997,482 $4,860,705 $5,751,080 $6,669,326 $7,615,985 $8,501,448 90.418 90.418 90.300 90.300 90.204 90.204 $302,153 $302,153 $282,063 $262,063 $0434 $0434 $0.301 30.301 $0.21 $0.211 $322,253 $322,253 $290.654 $290,654 $52,233 $115,792 90.385 90.388 90.335 90.312 90.187 90.162 $204,902 $255,408 $256,990 $222,573 $106,235 $234,976 90.309 $0.372 $0.336 90.313 $0.193 $0.167 $313.330 $271,409 $263,816 $228,520 $820,912 $1,111,566 $1,368,556 $1,632,371 $820,912 $1,111,566 $1,334,139 $1,562,658 $0 «$42,378 = $86,770 90 0 $76,795 90.022 90.048 $156,483 30.023 0.050 $161,006 $357,565 90.413 90.385 90.336 90.314 90.199 90.173 $332,933 $268,451 $270,841 $234,656 $1,003,213 $2, $1,797,313 $2, $133,098 $238,997 $0.023 90.051 $219,515 $483,573 $0429 $0.400 90.337 90.314 $0.208 90.178 $353,663 $306,468 $277,968 $240,881 181 194 $181,385 $324,372 $0.024 0.053 $278,781 $613,012 90.445 90.415 90.338 90.315 90.284 $448,850 $398,812 $340,862 $302,862 $2,622,043 $2,341,057 9175,089 $356,076 $0.025 80.055 $30,000 $2,800 $3,478 $6,368 $22,218 $35,146 $98,995 $194,037 $83,145 $181,108 $1,467,657 $1,369,604 $1,076,065 $1,004,987 $30,000 $2,800 $3,582 96.472 $22,621 $35,616 $104,550 $205,419 $88,501 $192,325 91,563,608 $1,460,074 $1,108,677 $1,035,074 $30,000 $2,890 $3.690 $6.580 $22,834 $36,100 $110,373 $217,388 $94,119 $204,123 $1,665,727 $1,555,723 $1,140,932 $1,065,586 $10,002,545 $11,111,222 $12,252,154 $0,506,435 $10,631,509 $11,697,095 $330,787 $745,897 $0401 $0430 $0.338 80.316 $0.263 90.234 ‘$477,683 $424,836 $350,637 $311,718 $2,872,680 $2,652,772 $170,152 $390,061 $0.026 90.087 $402,527 $882,240 90.478 90.446 $0.339 90.316 $0.273 90.243 $508,485 $452,284 $360,475, $320,619 $3,233,156 $2,973,390 $163,935 $423,700 30.027 30.059 $466,993 $1,022,052 $0.498 30.463 $0.340 $0.317 $0.282 $0.251 $540,763 $481,196 $370,303 $329,503 $3,603,548 $3,302,963 $187,383 $487,947 $0.028 $0.081 $30,000 $2,800 $3,800 96,601 $29,273 $47,668 $116.477 $229,971 $93,805 $211,578 $1,780,009 $1,662,328 $1,177,980 $1,100,101 $13,430,134 $12,797,195 $529,131 $1,162,070 90516 0.482 90.342 90.319 90.204 30.262 $578,479 $514,755 $382,827 $340,656 $3,986,375 $3,643,630 $148,101 $490,837 0.027 30.061 $30,000 $2,890 $3,014 $6,805 $20,647 $48,250 $122,872 $243,197 $100,030 $224,584 $1,894,688 $1,770,134 $1,211,471 $1,131,831 $14,641,605 $13,929,027 $593,001 $1,305,669 $0535, 0.500 90.342 $0.320 $0.305 $0.271 $614,765 $547,319 $393,083 $349,958 $4,379,459 $3,993,507 $138,303 $524,255 $0.028 $0.063 $30,000 $2,800 $4,032 $30,032 $48,067 $129,571 $257,094 $106,462 $238,258 $2,016,204 $1,884,408 $1,245,674 $1,164,183 $15,887,180 $15,003,179 $656,661 $1,452,861 $0.855 90.519 443 90.321 90.316 $0.281 $653,146 $581,778 $403,502 $359,412 $4,782,060 $4,353,009 $128,221 $558,172 $0.020 $0.068, $30,000 $2,890 $4,153 $7,043 $30,429 $49,404 $136,588 $271,604 $113,202 $252,628 $2,144,040 $2,005,514 91,280,294 $1,197,072 $30,000 $4,277 97.168 $30,837 950,140 $143,934 $287,030 $120,284 $267,727 $2,281,300 $2,133,837 $1,316,639 $1,230,596 $17,167,474 $18,483,113 $16,200,252 $17,520,848 $726,430 $1,603,652 90.576 90.538 90.344 $0.321 $0.327 $0.291 $603,650 $618,359 $414,188 $369,093 $5, $4. 118 102 $117,470 $592,486 90.030 90.068 $795,787 $1,758,052 90.507 90.659 90.344 90.322 $5,622,017 $5,100,050 $108,180 $627,248 $0.031 $0.070 $30,000 $2,890 $4,408 $7,298 $31,258 $50,804 $151,624 $303,134 $127,662 $283,588 $2,425,708 $2,269,782 $1,351,614 $1,264,731 $0.345 $0.323 90.351 $0.313 $782,125 $097,601 $435,803 $368,756 $6,057,820 $5,489,706 904.310 $862,424 $0.033 90.072 $30,000 $2,890 $4,538 $7,428 $31,602 $51,489 $159,673 $320,043 $135,409 $300,246 $2,578,403 $2,413,566 $1,388,112 $1,209,370 $30,000 $2,890 $4,674 $7,584 $32,138 $62,194 $168,004 $337,793 $143,520 $317,737 $2,740,276 $2,566,059 $1,425,370 $1,334,750 $21,222,639 $22,648,209 $20,084,849 $21,419,700 $939,820 $2,077,709 $0.643 0.602 $0.348 $0.324 30.363 $0.324 $829,044 $740,685 $448,810 $308,756 96,504,630 $5,888,463 $81,883 $898,050 80.034 80.075 $1,014,473 $2,242,982 $0.667 $0.625 $0.347 $0.325 $0.376 $0.336 $880,590 $786,252 ‘$458,044 $408,974 $6,962,674 96,297,436 968.705 $734,032 $0.038 $0.077 GOODNEWS BAY Diesel + Wind Generation Sys. Losses 1999 = Sys. Losses 2020 = Load Factor . Avg. Eligible PCE kwh Sold as % of Total = Year 2001 2002 1, Load Requirements kWh Sales 633,826 653,256 kWh Generated 724,674 = 744.712 kW Demand 165 170 kWh Generated from Wind 0 ° KW from Wind 0 ° kWh Diese! 724,874 = 744,712 2. Expenses Capital Cost Wind Generator so so Debt Service - 20 Yrs 08M kWh /Gal 10.9 11.0 Gal Fuel (66,484 67,636 Fue! Cost $/Gal $1.38 $1.44 Fuel Cost $91,748 $97,072 Fuel Cost$ikwh $0127 $0.130 ible Non-Fuel Costs $/kwh 90.112 $0.12 Variable Non-Fuel Costs $70,989 $76,091 Fixed Non-Fuel Costs $/kwh 30.168 $0.17 Fixed Non-Fuel Costs $106,483 $114,137 Total Non-FuelCost $177,471 $190,228 Total Power Generation Expenses $269,219 $287,300 2.a Present Worth (PW) Expenses PW Factor 1,000 0.966 PW Total Expenses $269,219 $277,584 Accumulated PW Total Expenses $269,219 $546,803 3. Power Costs & PCE Payments 3.a. Power Costs Avg. Cost/kwh $0425 $0.40 PW Avg. Costikewh $0425 80.425 ‘3b. PCE Payments PCE Payment $/kwh $0.210 $0.22 PCE Payment $70,545 = $75,252 PW PCE Payments $70,545 $72,707 Accumulated PW PCE Payments = $70,545 $143,252 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery ° 0 Jacket Water + ° 0 Exhaust Stack Recovery (E.S) (Diese! Fue! Gal Equivalent) Jacket Water Recovery o ° Jacket Water + E.S. 0 0 Capital investment Jacket Water Recovery so $0 Es. $0 $0 “otal Capital Invest. Jacket Water + E.‘ $0 $0 Debt Service Jacket Water, 5% @15 yrs $0 $0 ES. 5% @8ys $0 30 Total Debt Service Jacket Water + ES so so O&M sket Water @ 6% of Investment + infle $0 $0 E.S. @ 10% of Investment + Inflation $0 $0 Total Expenses Heat Recovery Jacket Water $0 $0 Jacket Water +E.S. $0 $0 Year 2001 2002 15.00% 8.00% 05 53% 2003 672,979 764,953 175 0 0 764,953 $0 Ws 68,784 $1.49 $102,668 $0.134 $0.12 $81,524 $0.18 $122,286 $203,810 $306,478 0.934 $286,101 $832,904 $0.455 $0.425 $0.22 $80,237 $74,903 $218,155 Bee $s sss 888 2004 892,996 785,395 179 0 oO 785,395 $0 11.2 69,927 $1.55 $108,549 $0.138 $0.13 $87,307 $0.19 $130,960 $218,287 $326,817 0.902 $204,770 $1,127,674 90.472 $0.425 $0.23 $85,516 $77,130 $205,285 eo co Bes ss sss 88s kWhvgal year 2001 = kWhvgal year 2020. = ‘Avg. PCE per kwh sold = 2005 713,306 806,036 184 191,030 35 615,005 $70,000 $5.617 $1,750 11.3 71,086 $1.61 $114,729 80.187 $0.13 $71,310 $0.20 $106,965 $178,276 $300,372 0.871 $261,756 $1,389,430 $0.421 0.367 $0.24 $91,103 $79,391 $374,676 2.374 4,580 17,199 31,910 $24,561 $12,281 $36,642 $2,366 $1,900 $4,286 $1,474 $1,228 $3,840 $3,128 2008 2006 733,909 826.871 189 195,968 36 630,902 $72,000 $5,777 $1,800 11.5 72,199 $1.68 $121,221 $0.192 $0.14 $76,305 $0.20 $114,457 $190,762 $319,560 0.842 $269,061 $1,658,492 $0.435 $0,367 $0.25 $97,015 $81,684 $456,360 2.387 4629 17,296 32,241 $24,561 $12,281 $36,642 $2,366 $1,900 $4,266 $1,518 $1,265 $3,864 $3,165 2006 10.9 13 $0.21 2007 754,806 847,899 194 200,952 37 646,947 $74,000 $5,038 $1,850 116 73,328 31.75 $128,040 30.198 $0.14 $61,616 $0.21 $122,425 $204,041 $339,869 $0.450 90.366 $0.26 $103,270 $84,010 $840,370 2,399 4676 17,385 32,564 $24,561 $12,281 $36,842 $2,306 $1,900 $4,288 $1,563 $1,303 $3,930 $3,203 2007 2008 775,896 869,116 198 205,980 663,135 0.786 $284,026 $1,834,976 $2,219,002 90.466 90.306 $0.27 $109,685 986,368 $626,739 24 4,722 17,468 32,879 $24,561 $12,281 $38,842 $2,306 $1,900 $4,266 $1,610 $1,342 $3.977 $3,242 2008 2011 841,328 933,872 213 221,328 40 712,544 $80,000 $6,419 ‘$2,000 120 77,789 $2.04 $158,902 90.223 $0.17 $106,424 $0.25 $159,636 $266,060 $433,381 0.708 $307,232 $3,117,241 90.515 $0.365 $0.30 $132,088 $93,640 $900,321 2.439 4.855 17,676 33.778 $24,561 $12,281 $36,842 $2,366 $1,900 $4,266 $1,760 $1,466 $4,126 $3,366 Est. Year 2001 Fuel Cost $/gal . Est. 2001 Non-Fuel Cost $/kwh, Sales = Variable Costs @ 40% NFC Fixed Costs at 60% NFC 2009 2010 797.479 819,256 890.518 912,105 203 208 211,053 216,169 39 39 679,465 695,936 $78,000 $78,000 $6259 $6,259 $1,950 $1,950 11.8 19 75,569 76,681 $1.89 $1.96 $142,721 $180,615 $o210 = $0.216 $0.18 $0.16 $93,287 $99,647 $0.23 $0.24 $139,901 $149,470 $233,168 $249,116 $384,098 $407,941 0.759 0.734 $291,688 $209,319 $2,510,690 $2,810,008 $0.482 $0498 $0.966 $0.365 90.28 $0.29 $116,879 $124,273 $88,759 $91,183 $715,498 $806,681 2,421 2431 4,787 4812 17,544 17,813 33,187 33,486 $24,561 $24,561 $12,281 $12,281 $36,642 $36,842 $2,366 $2,366 $1,900 $1,900 $4,286 $4,266 $1,659 $1,708 $1,382 ($1,424 $4,025 $4,075 $3,282 $3,324 2009 2010 2011 $1.38 $0.28 $0.11 $0.17 2012 863,689 955,816 218 226,528 a 729,287 $82,000 $8,580 $2,050 12.4 78,890 $2.12 $167,596 $0.230 $0.17 $113,623 $0.26 $170,435 $284,058 $460,285, 0.685 $315,271 $3,432,611 $0.633 $0.365 $0.31 $140,345 $96,129 $996,449 2.447 4,897 17,732 34,062 $24,561 $12,281 $36,842 $2,366 $1,900 $4,286 $1,812 $1,510 $4,179 $3,410 2012 2013 886,345 977,034 223 231,770 42 748,184 984,000 $6,740 $2,100 122 79,986 $2.21 $178,723, $0.237 $0.18 $121,288 $0.27 $181,902 $303,169 $488,733, 0.662 $323,435 $3,755,946 $0.32 $149,067 $98,650 $1,095,100 2,454 4,937 17,781 4338 $37,024 $18,512 $55,537 $3,567 $2,864 96.431 $2,221 $1,851 $5,788 $4,715 2013 Wind Regime Fuel Inflaction Factor General Inflation Factor Discount Rate 2014 909,296 1,000,225 228 237,053 43 763,171 $86,000 $6,901 $2,150 123 81,076 $2.30 $186,297 $0.244 $0.19 $129,384 $0.28 $194,076 $323,460 $518,808 0.639 $331,728 $4,087,675 $0.571 90.365 $0.33 $158,279 $101,205 $1,196,304 2,460 4977 17,823 4,606 $37,024 $18,512 $56,537 $3,567 $2,864 $6,431 $2,268 $1,907 $5,855, $4,771 2014 2015 932,539 1,022,684 23 242,378 44 780,308 $88,000 $7,061 $2,200 124 82,161 $2.39 $196,341 $0,252 $0.19 $137,999 $0.29 $206,999 $344,998 $550,600 0.618 $340,150 $4,427,625 $0.590 $0.365 $0.34 $168,007 $103,792 $1,300,096 2.465 5,016 17,859 34,866 $37,024 $18,512 $55,537 $3,567 $2,864 $6,431 $2,387 $1,964 $5,924 $4,828 2016 re 4.0% 3.0% 3.5% 2016 956,075 1,045,308 20 (247,738 45 797,571 $90,000 $7,222 $2,250 126 83,239 $2.49 $206,874 $0.259 $0.20 $147,141 $0.30 $220,712 $367,853 $584,200 0.597 $348,703 $4,776,528 $0.61 $0.365 $0.35 $178,276 $106,411 $1,406,507 2,469 5,053 17,888 35,119 $37,024 $18,512 $55,537 $3,567 $2,064 $6,431 $2,427 $2,023 35,904 $4,887 2016 2017 905 1,068,096 244 253,139 4 814,058 $92,000 $7,382 $2,300 12.7 84,312 $2.58 $217,922 $0.267 $0.21 $156,841 $0.31 $236,262 $392,103 $619,707 0.877 $357,380 $5,133,917 0.632 90.365 90.36 $189,114 $100,063 $1,515,670 2472 5,080 17,011 35,384 $37,024 $18,512 $55,537 $3.567 $2,864 $6,431 $2,500 $2,084 $6,067 $4,048 2017 Wind Gen $/KW $2,000 Waste Heat - investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2018 2019 2020 1,004,028 1,028,445 1,053,188 9,001,044 1,114,149 1,137,407 249 254 260 258,577 264,053 269,566 a7 48 49 832,466 850,095 867,842 $94,000 $96,000 $98,000 $7,543 $7,703 $7,864 $2,350 $2,400 $2,450 128 12.9 13.0 85,378 86,439 87,493 $269 $2.80 $2.91 $229,505 $241,650 $284,381 $0276 = $0.284 = $0,203 $0.22 $0.23 $0.24 $167,130 $178,043 $189,613 $0.33 $0.34 $0.35 $250,695 $267,064 $284,420 $417,828 $445,106 $474,033 $657,224 $696,860 $738,728 0.887 0.538 0.520 $966,208 $375,162 $384,253 $5,500,124 $5,875,287 $6,259,540 90.655 $0678 ——-$0.701 $0,365 $0365 -$0.965 $0.38 $0.39 $0.40 $200,552 $212,619 $225,348 $111,748 $114,486 $117,216 $1,627,319 $1,741,784 $1,859,001 2474 2.478 2476 5.125 5,169 5,192 17,927 17,937 17,940 35,600 35,830 (36,081 $37,024 $37,024 $37,024 $18,512 $18,512 $18,512 $55,537 $55,537 $55,537 $3,567 $3,567 $3,567 $2,864 $2,864 $2,864 $6,431 $6,431 $6,431 $2,575 $2653 $2,732 $2,148 $2210 $2,277 $6,142 $6,220 $6,290 $5,010 $5,075 $5,141 2018 2019 2020 District Heating System Capital investment $0 $0 Debt Service @ 5%, 15 Years $0 $o O&M at 10% of Investment + Inflation $0 $0 Total Expenses District Heating $0 $0 tal Expenses Waste Heat+District Heating Jacket Water $0 $0 Jacket Water +S. $0 $0 Waste Heat Sales Jacket Water $0 $0 Jacket Water +£.S. $0 $0 Net Income Jackel Water $0 $0 Jackel Water +E.S. $0 $0 5. Total Generation Expenses Minus Net income from Waste Heat Sales Jackel Water $269,219 $287,300 Jacket Water +€.S. $269,219 $287,300 PW Total Expenses Jacket Water $269,219 $277,584 Jackel Water +E. $269,219 $277,584 Accumulated PW Total Expenses Jacket Water $260,219 $546,803 Jacket Water +E S. $269,219 $548,803 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 $0 Jacket Water +E.S. $0 $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs ‘Avg. Cosukwh Jacket Water $0425 $0.40 Jacket Water +E.S $0425 $0.40 PW Avg. Costkwh Jacket Water $0425 © $0.425 Jacket Water +E.S. $0425 $0.425 6b. PCE Payments PCE Payment $/kwh Jacket Water $0210 © $0.217 Jacket Water +E S. $0210 © $0.217 PCE Payments Jacket Water $70,545 $75,282 Jacket Water +E. $70,545 $75,252 PW PCE Payments Jacket Water $70,545 $72,707 Jacket Water +E.S. $70,545 $72,707 Accumulated PW PCE Payments Jacket Water $70,545 $143,252 Jacket Water +.S. $70,545 $143,252 Accumulated P.W of PCE Savings Jacket Waler $0 $0 Jacket Waler +E.S. $0 $0 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water $0 $0 Jacket Water +ES. so $0 ss 88 8888s ss $306,478 $306,478 $286,101 $286,101 $832,904 $832,904 $0 $0 90.455 90.455 0.425 0.425 $0.225 $0.226 $80,237 $80,237 $74,903 $74,903 $218,155 $218,155 $0 $0 $0 $0 sees 6s $0 $0 ss $326,817 $326,817 $294,770 $294,770 $1,127,674 $1,127,674 $0 $0 $0.472 $0.472 $0.425 0.425 $0.233 $0.233 $85,516 $85,516 $77,130 $77,130 $295,285 $295,285 $0 $0 $30,000 $2,890 $3,000 $5,890 $9.730 $12,858 $27,767 $51,516 $23,927 $48,388 $276,445 $251,984 $240,905 $219,589 $1,368,579 $1,347,263 $20,851 $42,167 30.388 30.383 $0.338 $0.308 90.178 90.142 $66,031 $53,715 $57,542 $46,810 $352,628 $342,095 $21,849 $32,581 30.034 0.068 $30,000 $2,890 $3,090 $5,980 $9,864 $13,029 $29.039 $54,132 $25,155 $50,967 $294,405 $268,593 $247,881 $226,148 $1,616,461 $1,573,412 $42,031 $85,080 $0.401 90.366 90.338 $0.308 $0.181 $0.147 $70,261 $57,265 $50,158 $48,215 $411,985 $390,310 $44,375 $86,050 $0.034 $0.069 $30,000 $30,000 $2,890 $2,890 $3,183 $3,278 $6,073 $6,168 $10,003 $10,145 $13,208 $13,387 $30,357 $31,722 $56,862 $59,709 $26,428 $27,745 $53,659 © $56,467 $313,442 $333,615 $286,211 $304,894 $254,985 $262,218 $232,833 $239,644 $1,871,446 $2,133,664 $1,806,244 $2,045,888 $63,630 $85,337 $128,731 $173,114 $0.415 $0.430 $0.379 $0.393 $0.338 $0.338 $0.308 $0.309 $0.187 $0.193 90.153 $0.158 $74,737 $79,473 $61,028 $65,012 960,799 © $62,465 $40,645 = $51,099 $472,784 $535.249 $430,955 $491,054 $67,586 $91,490 $100,415 $135,685 30.035 $0.036 $0.071 $0.073 $30,000 $2,890 $3,977 $6,267 $10,292 $13,574 $33,134 $62,678 $29,109 $59,305 $354,988 $324,703 $269,682 $246,583 $2,403,247 $2,292,471 $107,443 $218.219 $0445, $0.407 $0.338 $0.309 30.264 $0.228 $111,607 $96,258 $84,679 $73,099 $619,928 $564,153 $95,570 $151,345 $0.037 $0.074 $30,000 $2,890 $3,478 $6,368 $10,443, $13,766 $34,596 $65,773 $30,521 962,449 $377,420 $345,491 $276,024 $253,498 $2,680,171 $2,545,968 $129,837 $264,040 90.461 $0.422 $0.338 $0.300 90.273 $0.236 $118,718 $102,642 $87,107 $75,312 $707,035 $639,464 $99,646 $167,217 $0.037 $0.076 $30,000 $2,690 $3,582 $6,472 910,608 913,065 936,107 969,000 931,081 965,633 $401,400 $367,748 $284,560 $260,703 $2,964,731 $2,806,672 $152,510 $310,569 90.477 90.437 90.338 90.310 90.264 90.246 $126,472 $100,629 $80,650 $77,647 $796,604 $747,994 $103,627 $183,209 90.038 $0.078 $30,000 $2,800 $3,690 $6,580 $10,759 $14,169 $37,670 $72,363 $33,491 $68,952 $426,794 $391,333 $292,331 $268,042 $3,257,062 $3,074,714 $175,449 $357,797 $0.404 $0.453 $0.338 $0.310 $0.204 $0.255 $134,687 $116,633 $92,253 $80,024 $888,048 $797,135 $107,502 $199,314 $0.039 $0,080 $30,000 $2,890 $3,800 96,691 $12,479 $17,195 $39,286 ‘$75,867 $33,497 $71,182 $455,236 $417,581 $301,267 $276,348 $3,558,329 $3,351,062 $197,617 $404 684 90.514 $0.471 90.340 90.312 90.307 30.267 $144,171 $125,212 $95,410 982,863 $984,358 $879,096 $110,742 $215,101 30.038 $0.080 $30,000 $2,890 $3,014 $6,805 $12,660 $17,431 $40,955 $79,518 $35,099 $74,747 $483,700 $444,061 $309,285 $283,034 $3,867,615 $3,634,006 $220,060 $452,678 $0.532 $0.488 $0.340 $0.312 90.319 $0.277 $153,507 $133,544 $98,153 $85,389 $1,082,510 $965,387 $113,704 $230,917 $0.039 $0.082 $30,000 $2,890 $4,032 $6,922 912,646 $17,674 $42,678 $83,321 $36,755 $78,493 $513,845 $472,107 $317,444 $201,659 $4,185,059 $3,926,656 $242,766 $501,169 90.551 $0.506 $0.340 $0.313 90.330 30.288 $163,265 $142,249 $100,862 $87,879 $1,183,372 $1,053,266 $118,723 $246,829 30.039 $0.084 $30,000 $2,890 $4,183 $7,043 $13,037 $17,928 $44,458 $87,281 $38,464 $82,304 $545,736 $501,805 $325,745 $299,523 $4,510,803 $4,226,178 $265,725 $550,350 $0.571 $0.525 30.341 $0.313 $0.343 $0.299 $173,591 $151,472 $103,615 $90,412 $1,286,987 $1,143,670 $119,520 $262,828 $0.040 $0.066 $30,000 $2,800 $4,277 $7,168 913,235 918,183 $46,205 991,405 $40,228 $86,457 $579.479 $533,250 $334,189 $307,528 $4,844,902 $4,533,707 $288,025 $800,210 $0.501 30.544 90.341 $0.314 90.385 $0.310 $184,618 $161,241 $106,413 992,089 $1,393,400 $1,236,668 $122,170 $278,003 30.041 $0.088 $30,000 $2,890 $4,406 $7,296 $13,438 $18,448 $48,190 $95,698 $42,048 $90,687 $615,176 $566,536 $342,778 $315,676 $5,187,771 $4,849,383 $312,354 $650,741 $0.613 30.564 $0.341 $0.314 $0.368 $0,322 $196,076 $171,586 $109,254 $95,608 $1,502,654 $1,332,276 $124,664 $295,043 $0.042 $0.080 $30,000 $2,890 $4,538 $7,428 $13,648 $18,722 $50,145 $100,166 $43,925 $95,091 $652,935 $601,768 $351,515 $323,069 $5,530,285 $5,173,352 $336,001 $701,035 $0635 30.585 $0.342 30.316 $0.382 $0.335 $208,300 $162,538 $112,141 $96,271 $1,614,795 $1,430,547 $126,990 $311,237 30.043 $0.092 $30,000 $2,890 $4,674 $7,864 $13,863 $19,004 $52,159 $104,616 $45,660 $99,675 $692,868 $639,053 $360,399 $332,407 $5,890,685 $5,505,759 $359,656 $783,782 $0.658 30.607 $0.342 $0.316 $0.36 $0.348 $221,225 $194,129 $115,071 $100,977 $1,729,866 $1,531,524 $129,134 $327,476 $0.044 $0.005 HOOPER BAY Sys. Losses 1999 = 15.00% Est. Year 2001 Fue! Cost $/gal . $1.14 Wind Regime 7 Wind Gen sKW $2,000 Diesel + Wind Generation Sys. Losses 2020 = 8.00% kWhigal year 2001 = 114 Est. 2001 Non-Fusl Cost $/kwh Sales = $0.28 Fuel Infiaction Factor 4.0% Waste Heat - Investment per KW Load Factor . 05 kwhigal year 2020 = 13 Variable Costs @ 40% NFC . $0.11 General inflation Factor 3.0% Jacket Water $100 Avg. Eligible PCE kwh Fixed Costs at 60% NFC . 90.17 Discount Rate 3.5% Jacket Water + Stack Heat $150 Sold a8 % of Total = 41% ‘Avg. PCE perkwh sold= $0.21 Year 2001 2002 2003 2004 2005 2008 2007 2008 2009 2010 2011 2012 2013 2014 2018 2016 2017 2018 2019 2020 1, Load Requirements kWh Sales 2,272,784 2,360,427 2,449,707 2,840,624 2.633.178 2.727.370 2,823,199 2,920,686 3.019.770 3,120,511 3.222.890 3,328,905 3,432,659 3,530,849 3,648,777 3,759,342 3,871,845 3,985,985 4,100,862 4,217,977 kWh Generated 2,598,550 2,690,887 2,784,500 2.879.374 2.975.491 3.072.837 3,171,384 3,271,148 3.372.077 3,474,169 3.577.408 3,681,775 3,787,287 3,893,834 4,001,492 4,110,214 4,219,084 4,390,785 4,442,601 4.555.415 kW Demand 593 614 636 657 679 702 724 47 770 793 817 eat 985 889 914 938 983 989 1,014 1,040 kWh Generated from Wind 0 0 ° © 705.191 728.262.751.620 775,282 «799.182 823,978 847.846 872,581 807,880 922.839 948,354 974,121 1,000,136 1,026,306 1,052,806 1,079,633 KW from Wind ° ) ° 0 129 133 137 141 146 150 155 159 164 168 173 178 182 187 192 197 kWh Diese! 2,598,550 2,690,887 2,784,500 2,879,374 2.270.300 2.344575 2.419.773 2.495.884 2,572,804 2,650,791 2,729,562 2,809,194 2,889,677 2,970,995 3,053,138 3,136,093 3,219,848 3,904,389 3,389,704 3,475,782 2. Expenses Capital Cost Wind Generator $o so $0 $0 $258,000 $266,000 $274,000 $282,000 $292,000 $300,000 $310,000 $318,000 $328,000 $338,000 $348,000 $356,000 $364,000 $374,000 $384,000 $394,000 Debt Service - 20 Yrs $20,703 $21,345 $21,986 $22,628 © $23.431 $24,073 «$24,875 $25,517 $28,320 $26,962 $27,764 $28,586 = $29,208 += $30,011 $30,813 $31,616 08M $6,450 $6,650 $6,850 $7,080 $7,300 $7,500 $7,750 $7,980 $8,200 $8,400 $8,660 $8,900 $9,100 $9,350 $9,600 $9,850 kWh /Gal 14 15 116 117 W7 118 11.9 120 12.4 122 122 123 124 12.8 128 12.7 127 128 12.9 13.0 Gal Fuel 227,943 234,312 240,698 «247,101 253,517 259,946 © 286,386 272,835 «= 279,201 «285,754 292,222 «208,602 «308,185 311,638 «318,110 324,880 331,047 337,510 343,967 350,417 Fuel Cost $/Gal $1.14 $1.19 $1.23 $1.28 $1.33 $1.39 $144 $1.50 $1.56 $1.62 $1.69 $1.75 $1.83 $1.90 $1.97 $2.05 $2.14 $2.22 $2.31 $2.40 Fuel Cost $259,855 $277,800 $298,787 $316,868 $338,100 $360,541 $384,252 $400,208 $435,742 $463,658 $493,118 $524,198 $566,080 $501,546 $627,985 $666,388 $706,852 $740,477 $794,367 $841,633 Fuel Cost$/kwh $0100 $0103 $0107 0.110 $0.14 $0.184 = $0.159 80.184 = 80.169 $0.175 $0,181 $0.187 90.193 $0.199 $0.206 $0.212 $0.220 $0.227 $0.234 $0.242 Variable Non-Fuel Costs $/kwh $0.112 $0.12 $0.12 $0.13 $0.13 $0.14 $0.14 $0.15 $0.15 $0.16 $0.17 $0.17 $0.18 $0.19 $0.19 $0.20 $021 $0.22 $0.23 $0.24 Variable Non-Fuel Costs $254,552 $274,943 $206,756 $320,080 $263,243 $283,565 $305,270 $328,441 $353,169 $379,549 $407,682 $437,673 $480,635 $503,687 $539,054 $578,568 $819,670 $863,406 $709,934 $759,417 Fixed Non-Fuel Costs $/kwh $0.168 $0.17 $0.18 30.19 $0.20 $0.20 $0.21 $0.22 $0.23 $0.24 $0.25 $0.26 $0.27 $0.28 $0.29 $0.30 $0.31 $0.33 $0.34 $0.35 Fixed Non-Fuel Costs $381,828 $412,414 $445,133 $480,120 $304,864 $425,348 $457,905 $492,062 $529,754 $569,324 $611,523 $656,509 $704,453 $755,530 $809,931 $867,852 $929,505 $995,109 $1,064,901 $1,139,125 Total Non-FusiCost $696,380 $687,356 $741,889 $800,200 $658,106 $708,914 $763,175 $821,103 $882,924 $948,874 $1,019,205 $1,004,182 $1,174,088 $1,259,217 $1,349,885 $1,446,420 $1,549,174 $1,658,516 $1,774,834 $1,898,542 Total Power Generation Expenses $896,234 $965,156 $1,038,676 $1,117,088 $1,023,359 $1,097,449 $1,176,263 $1,280,078 $1,349,396 $1,444,104 $1,544,948 $1,651,848 $1,765,687 $1,886,125 $2,014,284 $2,150,275 $2,204,336 $2,447,353 $2,609,615 $2,781,641 2. Present Worth (PW) Expenses Pw Factor 1,000 0.968 0.934 0902 0871 0.842 0.814 0.786 0.759 0.734 0.709 0.685 0.662 0.630 0.618 0.597 0.877 0.587 0.538 0.520 PW Total Expenses $896,234 $932,518 $969,615 $1,007,532 $891,799 $924,023 $956,801 $900,410 $1,024,747 $1,050,584 $1,095,242 $1,131,426 $1,168,436 $1,205,996 $1,244,388 $1,263,479 $1,323,186 $1,363,674 $1,404,915 $1,446,886 Accumulated PW Total Expenses $896,234 $1,828,753 $2,798,368 $3,805,809 $4,697,698 $5,621,721 $6,576,612 $7,569,022 $8,593,769 $9,653,353 $10,748,595 $11,680,021 $13,048,458 $14,254,454 $15,498,841 $16,782,320 $18,105,477 $19,469,151 $20,874,066 $22,320,953 3. Power Costs & PCE Payments: 8. Power Costs ‘Avg. Costkwh $0904 © $0409» $0424 «80.440 © $0389) $0402 $0417 80.431 «80.447 «$0483 $0479 80.407 «= «80.814 = $0833 «= $0852 «80.572 «80.883 «= $0814 =: $0838 = $0859 PW Avg. Costkwh $0994 $0385 © $0.308 «0.307 $0339 © $0339 «$0339 «80.339 «$0399 «= $040 = $0340 80.40 80.340 $0341 «= $0341 $0.41 | 80.2 $0280.43 $0343 3b. PCE Payments PCE Payment $/kwh $0210 $022, $022 $023 $0.24 80.25 $028 8027) 80.28 30.29 $0.30 $0.31 $0.32 $0.33 $0.34 $0.35 $0.36 $0.38 $0.39 30.40 PCE Payment $195,687 $210,348 $225,043 $242,530 $260,163 $278,900 $208,804 $319,939 $242,373 $386,178 $301,428 $418,203 $448,586 $476,664 $508,529 $542,276 $578,007 $815,828 $855,850 $808,191 PW PCE Payments $195,687 $203,233 $210,920 $218,748 $226,717 $234,827 $243,077 $251,489 $260,002 $288,676 $277,491 $286,447 $295,543 $304,781 $314,160 $323,679 $333,340 $343,142 $353,084 $363,168 Accumulated PW PCE Payments $195,687 $398,919 $609,839 $828,587 $1,055,304 $1,290,130 $1,533,208 $1,784,677 $2,044,679 $2,313,355 $2,500,846 $2,877,292 $3,172,836 $3,477,617 $3,791,776 $4,115,456 $4,448,796 $4,791,938 $5,145,022 $5,508,190 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery ° ° 0 0 8,159 6209 «= 84358888 8,609 9.189 9,303 9414 9.521 9.625 9,725 9,822 9,915 Jacket Water + ° ° 0 © © 16.031 16,370 18,707 17,040 17,371 18,346 16,064 18,979 19,291 19,599 19,904 20,205 20,502 (20,798 Exhaust Stack Recovery (E.S) (Diese! Fuel Gal Equivalent) Jacket Water Recovery ° 0 ° © 59,125 80,198 61,128 62.082 63.037 63,050 64,858 = 85,733 06,884 87.411 68214 = 68,902 88,745 70,472 T1174 71,851 Jacket Water + ES, ° ° ° © 194,603 113,945 116,267 118,589 120,851 123,110 125,348 = 127,562 120,783 «131,820 134,063 136,180 138,271 = 140,337 142,375 144,387 Capital investment Jacket Water Recovery $0 $0 $0 $0 $94,608 $94,609 $04,609 $94,609 $94,609 $04,609 $94,609 $94,609 $148,288 $148,286 $148,286 $148,286 © $148,288 © $148,286 © $148,286 $148,286 ES. $0 $0 % $0 $47,304 $47,304 $47,304 $47,304 $47,304 $47,904 $47,304 $47,904 $74,143 $74,143 $74,143 $74,143 $74,143 874,143 $74,143 «$74,143 “otal Capital invest, Jacket Water +E. $0 so $0 $0 $141,913 $141,013 $141,013 $141,913 $141,913 $141, $141,913 $141,013 $222,429 $222,429 $222,429 © $222,429 $222,429 $222,429 $222.429 $222,429 Debt Service Jacket Water, 5% @15 yrs $0 $0 $0 0 $9,115 $9,115 $0,115 $9,115 $9,115 $0,115 $9,115 $9,116 914,206 $14,286 $14,286 $14,266 914,206 $14,266 $14,268 $14,286 ES. 5% @ 8 yrs $0 so $0 $0 $7,319 «$7,319 $7,319 «$7,319 $7,319 $7,319 $7,319 $7310 911,472 $11.472 $19,472, $14,472_— 814,472 $11,472 $14,472, $11,472 Total Debt Service Jacket Water + E.S $0 $0 $0 $0 $16,434 $16,434 $16,434 $16,434 $16,434 = $16,434 $16,434 «$16,434 $25,758 $25,758 $25,758 $25,788 $28,758 $25,758 $25,758 $25,758 O&M sket Water @ 6% of Investment + Inf $0 $0 30 $0 $5677 $5,847 $6,022 $6,203 $6,380 $6,581 $6,778 = $6,981 98,897 $9,164 $9,439 «$9,722 -$10,014 $10,314 $10,624 $10,042 E.S. @ 10% of Investment + Inflation $0 so $0 $0 $4,730 $4,872 $5,019 $5,169 «$5,324 $5,484 $5648 = $5,818 87,414 $7637 $7,886 «($8,102 ; $8,505 $8,853 $9,119 Total Expenses Heat Recovery Jacket Water $0 $0 $0 $0 $14,791 $14,962 $15,137 $15,318 $15,504 $15,605 $15,893 $16,096 $23,183 -$23.450 $23,725 $24,008 $24,600 $24,910 $25,228 Jacket Water +E S. $0 $o $0 $0 $12,049 $12,191 2,338 $12,488 «$12,643 «$12,803 $12,967 $13,137 $18,886 = $19,108 = $19,337 «$19,573 $20,067 $20,325 $20,590 Year 2001 2002 2003 2004 2008 2008 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2018 2019 2020 District Heating System Capital Investment $0 $0 $0 $0 $30,000 Debt Service @ 5%, 15 Years $0 so $0 $0 $2,890 O&M at 10% of Investment + Inflation $0 $0 $0 30 $3,000 Total Expenses District Heating 0 30 $0 $0 35.890 tal Expenses Waste Heat+District Heating Jacket Water $0 $0 $0 90 = $20,682 Jacket Water +E S. $0 $0. $0 $0 $32,731 Waste Heat S: Jacket Water $0 $0 $0 $0 = -$78.851 Jacket Water +E S. $0 $0 $0 $0 $148,838 Net income: Jacket Water $0 $0 $0 $0 $64,060 Jacket Water +E S. $0 $0 30 $0 $136,788 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $896.234 $965,156 $1,038,676 $1,117,068 $959,300 Jacket Water +E S. $896,234 $965,156 $1,036,676 $1,117,068 $888,571 PW Total Expenses Jacket Water $896,234 $932,518 $960.615 $1,007,532 $835,974 Jacket Water +E S. $896,234 $932,518 $969,615 $1,007532 $772,596 Accumulated PW Total Expenses Jacket Water Jacket Water +E S. $896,234 $1,828,753 $2,796,368 $3,805,890 $4,641,674 $896,234 $1,828,753 $2,796,368 $3,605,899 $4,578,496 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 $0 $0 $0 $55,624 Jacket Water +E.S. $0 30 90 $0 $119,203 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs ‘Avg. Cosvkwh Jacket Water $0.394 $0.409 90.424 $0.440 90.964 Jacket Water +E.S. $0,394 $0.409 90.424 $0.440 90.337 PW Avg. Costikwh Jacket Water $0.394 90.395 90.396 $0.387 90.317 Jacket Water +E S. $0.394 30.395 90.396 30.397 $0.293 6b. PCE Payments PCE Payment $/kwh Jacket Water $0.210 $0.217 90.228 $0.233 90.181 Jacket Water +E.S. $0.210 $0.217 90.225 $0.233 90.155 PCE Payments Jacket Water $195,687 $210,346 $225,943 $242,530 $195,927 Jacket Water +E S. $195,687 $210,346 $226,943 $242,530 $167,599 PW PCE Payments Jacket Water $195,687 $203,233 $210,920 $218,748 $170,739 Jacket Water +E.S. $195,687 $203,233 $210,920 $218,748 $146,053 Accumulated PW PCE Payments Jacket Water $195,687 $398.919 $600,639 $826,587 $999,326 Jacket Water +E.S. $195,687 $398,919 $609,639 $828,587 $974,640 Accumulated P.W of PCE Savings Jacket Water $0 30 $0 $0 $55,978 Jacket Water +E.S. $0 $0 $0 30 = $80,664 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water 30 $0 $0 $o $0.02 Jacket Water +ES. $0 $0 $0 0 $0.052 $30,000 $2,890 $3,090 $5,980 $20,042 $33,133 ‘$83,407 $158,039 $68,446 $145,848 $1,029,004 $951,601 $866,394 $801,223 $5,508,267 $5,379.718 $113,484 $242,003 $0.377 30.49 80.318 90.284 $0.187 $0.160 $209,474 $179,325 $176,371 $150,087 $1,175,697 $1,125,627 $114,433 $164,503 $0025 $0.053 $30,000 $30,000 $30,000 $2,690 $2,890 $2,890 $3,183 $3,278 $3,377 96,073 $6,168 6.267 $21,210 = $21,486 = $21,771 $33,548 = $33,974 $34,414 988.171 $93,149 $98,349 $167,711 $177,873 $188,547 $73,034 $77,831 $82,845 $155,373 $165,385 $175,904 $1,103,230 $1,182,247 $1,266,551 $1,020,890 $1,094,603 $1,173,492 $807,478 $830,495 $929,236 $860,419 $961,634 $891,163 $6,405,745 $7,334,081 $6,210,212 $7,070,631 $8,206.815 $7,961,708 $172,606 $368,390 $234,041 $498,390 $296,954 $631,974 90.301 $0,962 90.405 90.375 90.419 90.389 90.318 90.294 90.318 90.295 9.319 90.205 $0.193 90.166 $0.200 $0.171 90.270 90.241 $223,853 $191,782 $239,111 $205,009 $334,561 $208,315 $182,104 9186.014 9187,039 $161,135 $254,070 $226,644 $1,357,601 $1,281,641 $1,545,741 $1,799,810 $1,442,776 $1,669,320 9175,406 $251,566 $238,936 $341,900 $244,869 $375,350 30.026 $0.055 30.027 90.027 90.057 $0.058 $22,064 $34,067 $103,779 $199,756 $88,083 $186,953 $1,386,021 $1,257,151 $994,084 $922,411 $9,291,769 $8,884,206 $361,584 $769,147 90.435 $0.403 90.319 $0.296 $0.280 $0.250 $358,200 $319,690 $262,822 $234,567 $2,062,633 $1,903,887 $250,722 $409,468 $0.028 ‘0.060 $30,000 $30,000 $30,000 $2,800 $2,890 $2,800 $3,682 = $3,690 ‘$3,600 $6472 $6,580 (96,801 $22,905 © $22.678 «($20,874 935.333 $35,813 948,760 $109,446 = $115,360 $121,528 $211,622 $223,869 «= $236,823 $03,553 $09,264 = $08,345 $198,554 $210,732 $217,937 $1,451,904 $1,552,584 $1,667,243 $1,346,903 $1,441,115 $1,547,650 $1,028,921 $1,063,496 $1,103,353, $954,484 © $987,086 $1,024,209 $10,320,690 $11,384,125 $12,487,479 $0,838,689 $10,825,775 $11,649,984 $427,006 $495,896 $560,979 $909,008 $1,054,246 $1,198,473 90.450 $0.467 90.486 $0418 = $0.433 $0.451 $0319 © $0320 $0.321 90.206 = $0.297 80.208 $0200 $0.301 $0313 $0.259 $0.269 $0.280 $383,408 $410,105 $441,130 $342,510 $366,688 «= $304,548 $271,805 $280,900 $291,932 $242,812 $251,161 $281,105 $2,334,438 $2,615,337 $2,907,280 $2,146,698 $2,397,860 $2,658,965 $256,408 $261,955 $265,566 $444,147 $470,433 $513,871 $0.029 $0.030 — $0.029 $0082 = $0.063 $0,083 $30,000 $2,890 $3,014 $6,805 $30.255 $49,363 $127,959 $250,409 $104,509 $231,301 $1,781,616 $1,654,824 $1,139,173 $1,058,101 $13,626,651 $12,008,085 $627,802 $1,346,368 $0.503 $0.467 $0.322 0.290 $0.325 $0.20 $471,280 $421,874 $301,325 $269,748 $3,208,595 $2,928,713 $269,022 $548,003 0.030 $0.085 $30,000 $2,890 $4,032 $6,922 $30,647 $49,085 $134,662 $264,655 $110,037 $245,317 $1,903,347 $1,768,066 $1,175,853 $1,092,835 $14,802,605 $14,000,921 $696,337 $1,497,921 90.522 90.485 $0.322 90.300 90.336 0.301 $603,231 $450,890 $310,887 $278,551 $3,519,482 $3,207,265 $272,205 $584,512 $0.030 90.067 $30,000 $4.183 $7,043 $31,051 $50,625 $141,645 $279,588 $117,637 $280,014 $2,032,638 $1,890,261 $1,213,263 $1,128,279 $30,000 $2,890 $4,277 97,168 931,468 951,284 $148,918 $295,237 $124,618 $275,420 $2,160,716 $2,018,014 $1,251,288 $1,164,320 $30,000 $2,890 $4,408 $7.296 $31,606 $51,063 $156,491 $311,632 $131,890 $291,566 $2,315,463 $2,155,788 $1,290,185 $1,201,213 $164,372 $328,806 $139,462 $308,481 $2,470,183 $2,301,133 $1,329,834 $1,238,841 $30,000 $2,890 $4,674 $7,564 $32,793 $53,383 $172,571 $346,790 $147,343 $326,199 $2,634,298 $2,455,442 $1,370,245 $1,277,212 $16,015,767 $17,287,085 $18,557,240 $19,887,074 $21,257,320 $15,129,199 $16,203,519 $17,494,732 $768,553 $1,653,121 90.541 $0.503 $0.323 $0.300 $0.349 $0.313 $537,250 $481,794 $320,680 $287,579 $3,840,161 $3,494,843 $275,294 $620,613 $0.031 $0.069 $838,421 $1,611,057 90.560 90.621 90.323 $0.301 90.961 90.324 $573,160 $514,422 $330,544 $206,670 $4,170,706 $3,701,513 $278,000 $857,282 $0.032 $0.071 $911,911 $1,974,419 90.581 90.541 90.324 $0.301 90.374 90.336 $611,421 $549,227 $340,686 $306,032 $4,511,392 $4,097,545 $280,546 $604,383 $0.033 $0.073 $18,733,573 $20,010,785 $988,992 $2,140,493 $0,602 90.561 90.324 90.302 90.388 90.49 $851,889 $586,056 $350,952 $315,510 $4,862,343 $4,413,085 $282,678 $731,967 $0,034 90.075 $1,063,633 $2,310,168 $0.625 30.582 $0.325 $0.303 $0.402 $0.361 $694,782 $625,117 $361,305 $325,158 $5,223,738 $4,738,213 $284,451 $769,977 30.038 $0.077 KASIGLUK/NUNAPITCHUK Diesel Generation Year 1. Load Requirements kWh Sales kWh Generated kW Demand kWh Generated from Wind KW from Wind kWh Diese! 2. Expenses Capital Cost Wind Generator Debt Service - 20 Yrs 08M kWh /Gal Gal Fue! Fuel Cost $/Gal Fuel Cost Fuel Cost$/kwh Variable Non-Fual Costs $/kwh iable Non-Fuel Cos Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FuelCost Total Power Generation Expenses 2.a Present Worth (PW) Expeni PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.8, Power Costs Avg. Costikwh PW Avg. Cosukwh 3b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments ‘Accumulated PW PCE Payments 4, Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Diese! Fuel Gal Equivalent) Jackel Water Recovery Jackal Water + E.S. Capital Investment Jacket Water Recovery ES “otal Capital Invest. Jacket Water + Et Debt Service Jacket Water, 5% @15 yrs ES, 5% @8 yrs Total Debt Service Jacket Water + E.S O&M cket Water @ 6% of investment + Inf: E.S. @ 10% of investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E:S. Sys. Losses 1999 = Sys. Losses Load Factor Avg. Eligible PCE kwh Sold as % of Total = 2001 2,309,517 2,640,548 WT 225,688 $1.22 $275,339 90.104 90.112 $258,666 90.168 $387,999 $646,665, $922,004 1.000 $922,004 $922,004 30.390 $0.399 $0.210 $218,249 $218,249 $218,249 Bee ss ses 88s 15.00% 2020 = 8.00% . Os 45% 2002 2003 2,904,912 2,481,841 2,730,200 2,821,026 623 644 0 ° ° ° 2,730,200 2,821,026 $0 $0 11.8 11.8 231,094 238,326 $1.27 $1.32 $204,354 $314,483 $0.108 $0,111 $0.12 $0.12 $278,959 $300,648 $0.17 $0.18 $418,439 $450,972 $697,398 $751,621 $991,752 $1,066,104 0.966 0.934 $958,214 $995,219 $1,880,218 $2,875,438 $0414 = $0.430 $0400 © $0.401 $0.22 $0.22 $234,240 $251,230 $226,319 $234,534 $444,569 $679,103 o ° ° ° ° o o 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $o $0 $0 $0 $0 $0 $0 $0 $0 2002 2003 kWhigal year 2001 = kWhigal year 2020 = Avg. PCE per kwh sold = 2004 2005 2,570,304 2,660,299 2,913,011 3,006,138 665 686 0 246,503 ° 129 2,913,011 2,759,635 $0 $258,000 $20,703 $6,450 11.0 12.0 244,683 251,062 $1.37 $1.43 $335,786 = $358,323 90.118 — $0.190 $0.13 90.13 $323,819 $319,961 $0.19 $0.20 $485,729 $479,972 $809,548 $799,953 $1,145,334 $1,185,428 0.902 0.871 $1,033,026 $1,033,032 $3,908,464 $4,941,496 $0.46 $0.402 $0.446 $0.388 $0.23 $269,301 $288,485 $242,894 $251,308 $921,996 $1,173,304 $0.24 o 7.897 0 15,693 0 87,226 0 109,196 $0 $94,788 $0 $47,304 $0 $142,182 $0 $9,132 $0 $7,333 $0 $16,485 $0 $5,687 $0 $4,739 $0 $14,819 $0 $12,072 2004 2005 2006 2,751,829 3,100,394 708 254,232 133 2,846,162 $266,000 $21,345 $6,650 12.0 287,483 $1.48 $382,156 $0,134 $0.14 $344,230 $0.20 $516,345 $860,575 $1,270,726 0.842 $1,069,917 $6,011,413 90.462 $0,389 $0.25 $308,855 $260,048 $1,433,442 8.044 16,038 58,292 111,587 $94,788 $47,394 $142,182 $9,132 $7,333 $16,465 $5,858 $4,882 $14,990 $12,214 2006 WT 13 $0.21 2007 2,844,891 3,195,761 730 262,052 137 2,933,708 $274,000 $21,986 $6,850 12.4 263,883 $1.54 $407,353 $0.139 $0.14 $370,108 $0.21 $555,159 $925,266 $1,361,455 0.814 $1,107,545 97,118,958 90.479 $0.389 $0.26 $330,476 $268,642 $1,702,285 8,189 16,383 59,343 113,966 $94,788 $47,394 $142,182 $9,132 $7,333 $16,465 $6,034 $5,028 $15,166 $12,361 2007 Est. Year 2001 Fuel Cost $/gal . Est. 2001 Non-Fuel Cost $/kwh,Sales = Variable Costs @ 40% NFC Fixed Costs at 60% NFC 2008 2009 2010 2,930,487 3,035,616 3,133,278 3,202,225 3,389,771 3,488,383 782 774 796 269,962 277,961 286,047 144 145 150 93,022,263 3,111,810 3,202,335 $262,000 $290,000 $300,000 $22,628 $23,270 $24,073 $7,060 $7,250 $7,500 122 122 123 270,321 276,775 283,245 $1.61 $1.67 $433,063 $462,119 90.144 $0.149 $0.15 $0.15 $307,709 $427,144 $0.22 $0.23 $606,664 = $640,716 $687,782 $904,273 $1,067,860 $1,146,304 $1,457,935 $1,560,500 $1,669,714 0.786 0.759 0.734 $1,145,923 185,061 $1,225,121 $8,264,681 $9,449,943 90.406 90.514 $0.533 80.300 $0.390 $0.391 $0.27 $0.28 $0.29 $353,416 $377,747 $403,547 $277,762 $286,866 © $296,095 $1,980,086 $2,266,932 $2,563,027 8,332 8473 8.611 16,726 17,067 17,406 60,378 61,397 62,400 116,334 118,690 121,032 $94,788 $94,788 $94,788 $47,304 $47,304 $47,394 $142,182 $142,182 $142,182 $9,132 $9,132 $9,132 $7,333 $7,333 $7,333 916,465 $16,465 $16,465 96,215 $6,401 $6,593 $5,179 $5,334 $5,494 $15,347 $15,533 $15,725 912,512 $12,667 $12,827 2008 2009 2010 2011 3,232,474 3,588,046 819 294,220 154 3,293,626 $308,000 $24,715 $7,700 124 289,727 $1.81 $523,218 30.159 $0.17 $491,959 $0.25 $737,939 $1,229,898 $1,785,531 0.709 $1,265,797 $10,675,064 $11,940,860 30.552 0.392 $0.30 $430,804 $305,469 $2,868,495 8,747 17,743, 63,366 123,360 $94,788 $47,304 $142,182 $9,132 $7,333 $16,465 $6,791 $5,659 $15,923 $12,992 2011 $1.22 $0.28 $0.19 $0.17 2012 3,333,203 3,688,745 842 302,477 158 3,386,268 $316,000 $25,387 $7,900 128 296,222 $1.88 $556,345 $0.164 $0.17 $527,581 $0.26 $791,372 $1,318,953 $1,908,554 0.685 $1,307,256 $13,248,116 $14,507,763 $15,990,456 $17,427,004 $0.573 $0.302 $0.31 $459,872 $314,968 $3,183,483 6.881 18,070 64,355 125,673 $94,788 $47,304 $142,162 $9,132 $7,333 $16,465 $6,995 $5,829 $16,127 $13,162 2012 2013 3,436,465 3,780,463 885 310,818 163 3,479,645 $326,000 $26,159 $8,150 12.5 302,727 $1.05 $501,305 90.170 90.18 $565,518 $0.27 $848,277 $1,413,795 $2,039,408 0.662 $1,340,646 90.504 30.393 $0.32 $400,571 $324,651 $3,508,134 65,308 127,971 $147,451 $73,726 $221,177 914,206 911,407 $26,613 $8,647 $7,373 $23,053 $18,780 2013 Wind Regime 5 Fue! Inflaction Factor 4.0% General inflation Factor 3.0% Discount Rate 35% 2014 2015 2016 3,539,261 3,644,590 3,751,453 3,893,187 3,996,900 4,101,589 889 913 936 319,241 327,746 336,330 167 171 176 3,573,046 3,669,155 3,765,258 $334,000 $342,000 $352,000 $26,801 $27,443 ($28,245 $8,350 $8,550 $8,600 128 127 127 300,241 316,783 322,282 $2.03 $2.11 $2.20 $628,180 $867,006 $708,124 $0.176 $0.182 $0.188 $0.19 $0.19 $0.20 $605,908 $848,898 $804,641 $0.28 $0.29 $0.30 $908,862 $973,346 $1,041,061 $1,514,770 $1,622,244 $1,736,602 $2,178,111 $2,325,333 $2,481,771 0639 0618 0.887 $1,992,683 $1,436,548 $1,481,346 $18,908,350 $0615 $0638 = $0.662 $0.93 $0.394 $0.95 $0.33 $0.34 $0.38 $623,081 $557,501 $593,932 $334,460 $344,414 $354,512 $3,842,595 $4,187,008 $4,541,521 9141 9,267 9,301 18,743 19,072 19,308 06.240 © «67,155 68,081 190,252 132,518 134,766 $147,451 $147,451 $147,451 $73,726 $73,728 ‘$73,728 $224,177 $224,177 $221,177 $14,206 $14,208 $14,206 $11,407 $11,407 $11,407 $25613 $25,613 $25,613 $9,113 $9,386 $9,667 $7,594 $7,822 $8,058 $23,318 $23,592 «$23,873 $19,001 $19,220 $19,463 2014 2015 2016 2017 3,859,848 4,207,234 961 344,993 180 3,862,241 $360,000 $28,887 $9,000 128 328.825 $2.29 $751,378 90.195 $0.21 $743,300 $0.31 $1,114,051 $1,858,251 $2,647,516 0.877 $1,526,838 $20,435,189 $0.36 $632,481 $364,756 $4,906,276 9.512 19,722 68,029 136,096 $147,451 $73,728 $221,177 $14,206 911,407 $25,613 $9,957 $8,298 $24,163 $19,705 2017 ‘Wind Gen S/KW Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat 2018 3,969,777 4,313,824 985 (353,734 185 3,960,091 $370,000 $29,690 $9,250 129 335,363 $2.38 $796,969 $0.201 $0.22 $795,048 $0.33 $1,192,573 $1,987,621 $2,823,530 0.557 $1,573,282 $22,008,470 $0.711 $0,396 $0.38 $673,262 $375,144 $5,281,420 9.631 20,044 69.788 139,208 $147,451 $73,726 $221,177 $14,206 $11,407 $25,613 $10,256 $8,547 $24,462 $19,054 2018 2019 4,081,240 4,421,343 1,009 (362,550 190 4,058,793 $380,000 $30,492 $9,500 12.0 341,903 $2.47 $845,012 $0.208 $0.23 $850,067 90.34 $1,275,100 $2,125,166 $3,010,170 0.538 $1,620,559 $23,629,029 $0.738 $0.397 $0.39 $716,391 $385,677 $5,667,097 9.746 20,363 70,627 141,401 $147,451 $73,728 $221,177 $14,206 $11,407 $25,613 $10,564 $8,803 $24,770 $20,210 2019 $2,000 $100 $150 2020 4,194,235 4,529,774 1,034 371,441 194 4,158,332 $388,000 $31,134 $9,700 13.0 348,444 $2.57 $895,625 $0.215 $0.24 $908,546 $0.35 $1,362,819 $2,271,365 $3,207,825 0.520 $1,668,568 $25,297,597 $0.765 $0.308 $0.40 $761,993 $396,355, $6,063,453 9,860 20,879 71,448 143,574 $147,451 $73,728 $221,177 $14,206 $11,407 $25,613 $10,881 ‘$9,067 $25,087 $20,474 2020 District Heating System Capital Investmentt $0 $0 $0 $0 Debt Service @ 5%, 15 Years $0 $0 $o so O&M at 10% of Investment + Inflation $0 $0 $o $0 Total Expenses District Heating $0 $0 $0 so tal Expenses Waste Heals District Heating Jacket Water $0 $0 $0 Jacket Waler +E.S. $0 $0 so Waste Heat Sales Jacket Water $0 so $o 30 Jacket Water +E S. $0 so $0 so Net income Jacket Water $0 $o $o so Jacket Water +E S. $0 so $o $0 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $922,004 $991,752 $1,086,104 $1,145,334 Jacket Water +E S. $922,004 $991,752 $1,086,104 $1,145,334 PW Total Expenses Jacket Water $922,004 $958,214 $995,219 $1,033,026 Jacket Water +€.S. $922,004 $958,214 $995,219 $1,033,028 Accumulated PW Total Expenses Jacket Water Jacket Water +E S, $922,004 $1,880,218 $2,875,438 $3,908,464 $922,004 $1,880,218 $2,875.438 $3,908,464 Accumulated PW Savings From Waste Heat Sales Jacket Water Jackel Water +E S, 6. Power Costs & PCE Payments with Waste Heat Offset 6.8, Power Costs Avg. Costkwh Jacket Water Jacket Water +E.S. PW Avg. Cost/kwh Jacket Water Jacket Water +E S. 6b. PCE Payments PCE Payment $/kwh Jacket Water Jacket Water +E.S. PCE Payments Jacket Water Jacket Water +E.S. PW PCE Payments Jacket Water Jacket Water +E.S. Accumulated PW PCE Payments Jacket Water Jacket Water +E.S. Accumulated P.W of PCE Savings Jacket Water Jackel Water +E. 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water Jacket Water +ES. $0 $0 $0 30 $0 $0 $0 $0 $0399 © $0414 $0.430 80.448. $0.399 30.414 $0.430 0.446 $0.399 $0.400 $0.401 $0.402 $0399 $0400 $0401 $0.402 $0.210 $0.217 $0.225 $0.233 $0210 $0217 $0225 $0.233 $218,249 $234,240 $251,239 $269,301 $218,249 $234,240 $251,239 $269,301 $218,249 $226,319 $234,634 $242,804 $218,249 $226,318 $234,534 $242,804 $218,249 $444,589 $879,103 $921,096 $218,249 $444,589 $879,103 $921,006 $0 $0 $0 $0 $0 $0 so $0 $0 $0 $0 90 $0 so so 0 $30,000 $2,890 $3,000 $5,890 $20,710 $32,782 $81 674 $155 847 $66 855 $143.75 $1.118.574 $1,041,654 $974,772 $907,741 $4,883,236 $4,816,205 $58,260 $128,201 90.420 90.392 $0.366 90.341 $0.230 $0.203 $275,565 $242,682 $240,139 $211,483 $1,162,135 $1,133,479 $11,269 $39,915 $0.025 $0.054 $30,000 $2,890 $3,090 $5,980 $20,970 $33,185 386 524 $165 630 371.534 $153.415 $1,199 193 S117.311 $1,009,688 $940,746 $5,892,024 $5,756,950 $118,489 $254,463 $0.436 $0.406, $0.367 $0.342 $0.238 $0.210 $294,645 $259,640 $248,083 $218,610 $1,410,218 $1,362,000 $23,224 $81,353 0.026 $0086 $30,000 $2,890 $3,183 $8,073 $21,239 $33,600 $91,607 $175.920 $76.441 $163,568 $1,285,014 $1,197,887 $1,045,360 $974,482 $6,938,284 $6,731,432 $180,674 $387,526 $0.452 90.421 90.367 90.343, 90.246 90.217 $314,905 $277,658 $266,175 $225,875 $1,006,304 $1,877,065 $35,601 $124,320 90.027 90.087 $30,000 $2,890 $3,278 $6,168 $21,515 $34,027 $96,933 $186,768 $81,586 $174,256 $1,376,348 $1,283,679 $1,081,797 $1,008,960 $8,020,081 $7,740,392 $244,800 $524,489 $0.468 $0.437 30.368 $0.343 $0.254 90.224 $396,412 $206,706 $264,417 $233,279 $1,930,811 $1,811,244 $49,265 $168,822 $0.028 $0.059 $30,000 $30,000 $30,000 $2,680 $2,890 $2,890 $3,377 $3,478 $3,582 $6,267 $6,368 $6,472 $21,800 $22,083 $22,395 $34,487 $34,920 $35,387 $102,512 $108,354 $114,469 $198.171 $210,164 $222,775 $86,979 $92,629 $98,546 $185,504 $197,337 $209,783 $1,473,521 $1,577,085 $1,686,985 $1,374,996 $1,472,377 $1,575,748 $1,119,009 $1,157,156 $1,195,936 $1,044,188 $1,080,329 $1,117,078 $9,139,090 $10,296,246 $11,402,182 $8,784,580 $9,864,909 $10,981,986 $310,853 © $378,818 += $448,679 $665,363 $810,155 $958,874 30.485 30.503 90.522 0.453 30.470 90.487 30.269 $0.369 90.370 $0.344 $0.45 90.346 $0.279 $0.289 90.299 90.248 $0.287 90.267 $380,849 © $407,335 $435,370 $338,730 $362,572 $387,816 $289,221 $206,874 = $308,642 $257,236 $286,030 $274,930 $2,220,032 $2,518,006 $2,627,548 $2,068,479 $2,334,509 $2,609,439 $46,900 $44,120 $40,047 $108,453 $228,517 $259,056 $0.029 $0.030 $0.030 $0.061 $0.063 $0.065 $30,000 $2,890 $3,690 $6,580 $22,707 $35,068 $120,867 $236,030 $104,740 $222,860 $1,803,814 $1,685,685 $1,235,514 $1,154,603 $12,727,696 $12,136,589 $520,420 $1,111,527 $0.541 $0.506 90.371 $0.346 $0.310 $0.276 $465,135 $414,635 $318,592 $284,003 $3,146,140 $2,893,442 $37,343 $290,041 $0.031 $0.067 $30,000 $30,000 $30,000 $2,890 $2,890 $2,890 $3,800 $3,914 $4,032 96,691 $6,805 $6,922 $20,743 $30,123 $30,514 $48,523 $49,124 $49.742 $127,560 © $134,558 = $141,874 $249,060 $264,604 $279,963 $104,507 $111,240 = $118,282 $231,180 $245,593 $260,734 $1,934,901 $2,066,871 $2,207,051 $1,808,228 $1,932,518 $2,084,609 $1,280,485 $1,321,566 $1,363,476 $1,196,655 $1,235,660 $1,275,471 $14,008,182 $15,329,748 $16,693,223 $13,333,244 $14,568,904 $15,844,376 $589,681 $660,708 $733,781 $1,264,519 $1,421,552 $1,582,628 90.663 $0584 $0.606 90.526 $0.546 ‘$0566 90.373 $0.373 90.374 90.348 $0.349 $0.350 $0.323 $0.335 90.347 90.288 0.299 $0.310 $490,689 © $533,131 $568,712 $445,536 §=— $475,695 = $507,814 $330,686 = $340,886 = $351,340 $204,648 © $304,161 $313,718 $3,476,826 $3,817,712 $4,160,052 $3,188,290 $3,492,452 $3,808,170 $31,309 $24,882 $17,986 $319,844 = $350,143 $380,838 30.030 $0.031 0.032 $0.067 $0.069 90.072 $30,000 $2,890 $4,153 $7,043 $30,916 $50,378 $149,519 $296,101 $125,646 $276,637 $2,356,126 $2,208,134 $1,408,349 $1,316,224 $30,000 $2,890 $4,277 $7,168 $31,331 981,036 $187,505 $313,041 $133,442 $203,336 $2,814,174 $2,364,181 91,449,039 $1,387,670 $18,099,573 $19,649,512 $17,160,600 $18,818,270 $808,778 91,747,751 $0.628 $0.588 $0.375 $0.381 $0359 $0.321 $608,534 $541,985 $362,035 $323,506 $4,531,067 $4,120,676 $10,434 $411,645 $0.033 $0.074 $885,677 $1,916,919 $0.65 80.610 $0.376 90.352 90.372 90.333 9646.434 $578,037 $372,802 $333,357 $4,903,889 $4,483,033 $2,387 $443,243 $0.035 $0.076 $30,000 $30,000 $30,000 $2,890 $2,800 $2,890 $4,408 $4,538 $4,674 $7,206 $7,428 ‘$7,564 $31,758 $32,108 $32,651 $51,712 $52,408 $53,125 $165,846 «= $174,554 = $183,642 $330,818 © $349,471 $369,037 $141,384 = $149,784 = $158,556 $310,865 «© $320,281 $348,562 $2,682,146 $2,860,386 $3,049,269 $2,512,665 $2,680,009 $2,859,262 $1,494,502 $1,539,021 $1,586,095 $1,400,067 $1,443,297 $1,487,262 $21,044,014 $22,583,935 $24,170,020 $19,918,336 $21,361,634 $22,848,605 $964,456 $1,045,004 $1,127,568 $2,090,134 $2,267,305 $2,448,702 $0676 90.701 $0.727 $0.633 0.687 $0,682 $0.376 $0.37 $0.378 $0.353 90.384 $0,355 $0.386 $0.400 $0414 : 90.358 $0.371 $733,090 $781,414 $616,466 © $857,204 = $700,186 $406,457 $364,206 $5.267.758 $5,682,877 $6,089,334 $4,806,531 $5,180,344 $5,524,549 $6,338 © -$15,780— -$25,882 $474,890 $606,754 $538,903 90.036 90.037 $0.038 $0.078 $0.061 $0.083 MEKORYUK Olesel = Wind Generation Year 1, Load Requirements kWh Sales kWh Generated kW Demand kWh Generated from Wind KW from Wind kWh Dieset 2. Expenses Capital Cost Wind Generator Debt Service - 20 Yrs O&M kWh /Gal Gal Fue! Fuel Cost $/Gal Fuel Cost Fuel Cost$/kwh Variable Non-Fuel Costs $/kwh Variable Non-F uel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FuelCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.8. Power Costs Avg. Cosvkwh PW Avg. Costikwh 3.. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments 4, Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Diese! Fusi Gal Equivalent) Jacket Water Recovery Jacket Water + E.S. Capital investment Jacket Water Recovery ES ‘otal Capital Invest. Jacket Water + E.! Debt Service Jacket Water, 5% @15 yrs ES. 5% @8 ys Total Debt Service Jacket Water + ES osm sket Water @ 6% of Investment + Infic E.S. @ 10% of Investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E S. Year ‘Sys. Losses 1999 = 15.00% Sys. Losses 2020 = 8.00% Load Factor . 0s Avg. Eligible PCE kwh Sold as % of Total = 45% 2001 2002 2003 776,837 «= 788,997 801,248 888,184 899,457 910,752 203 208 208 0 ° ° ° ° ° 888,184 899,457 910,752 $0 $0 $0 124 124 125 71,628 72,353 73.078 $1.27 $1.32 $1.37 $90,967 $95,563 $100,379 $0102 $0.106 $0.10 $0.112 $0.12 $0.12 $87,006 $91,902 $97,063 30.168 $0.17 $0.18 $130,509 $137,854 $145,594 $217,514 $229,756 $242,656 $308,482 $325,319 $343,035 1.000 0.966 0934 $308,482 $314,318 $320,227 $308,482 $622,800 $943,027 90.397 90.412 $0.428 $0.307 90.308 $0.400 $0.200 $0.21 $0.21 969.915 $73,495 = $77,249 969.915 $71,010 $72,112 $69,015 $140,925 $213,037 0 ° ° ° ° ° 0 ° 0 o 0 o $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 0 0 $0 90 $0 $0 90 $0 $0 90 $0 $0 $0 $0 $0 $0 $0 2001 2002 2003 2004 813,500 922,069 2 922,069 %0 128 73,797 $143 $108,424 90.114 $0.13 $102,500 $0.19 $153,750 $256,250 $361,674 0.902 $326,209 $1,289,236 $0.445 $0.401 $0.22 981,184 $73,223 $286,260 Fee ss sss kWnigal year 2001 = kWnvigal year 2020 = Avg. PCE per kwh sold = 2005 826.023, 933,406 213 221.217 40 712,189 $80,000 $6419 $2,000 125 74518 $149 $110,709 $0.155 $0.13 $82,579 $0.20 $123,668 $206,447 $325,576 0871 $283,720 $1,652,966 $0,394 90.343 $0.23 $85,309 $74,342 $360,603 2217 4.531 16,066 31,491 $26,037 $13,019 $39,056 $2,508 $2,014 $4,523 $1,562 $1,302 $4,071 $3,316 2005 2006 838,546 944,762 216 223,909 a 720.853 $82,000 36.580 $2,050 126 75.233 $1.55 $116,245 $0161 $0.14 $87,184 $0.20 $130,776 $217,960 $342,635, 0642 $268,658 $1,841,614 $0.409 $0.344 $0.24 $89,634 $75,469 $436,072 2231 4,567 16,168 31,741 $26,037 $13,019 $39,056 $2,508 $2,014 $4,523 $1,609 $1,341 $4,118 $3,355 2006 124 13 $0.20 2007 851,160 956,136 218 226,604 a 729,532 $82,000 36.580 $2,050 128 75,947 $161 $122,044 $0.167 $0.14 $92,035 $0.21 $138,053, $230,068, $360,762 0.814 $293,480 $2,135,084 90.424 90.345 $0.25 904,166 $76,604 $512,676 2.245 4.603 16,268 31,989 $26,037 $13,019 $39,056 $2,508 $2,014 $4,523 $1,657 $1,381 $4,166 $3,305 2007 063,665 967,529 221 229,304 42 738,224 $84,000 $6,740 $2,100 126 76,660 $1.67 $128,117 90.174 90.18 907,145 $0.22 $145,718 $242,063 $378,820 0.786 $206,635 $2,433,629 90.440 90.346 $0.25 $98,017 $77,748 $590,424 16,367 32.235 $26,037 $13,019 $39,056 $2,508 $2,014 $4,623 $1,707 $1,423 $4.216 $3,437 2008 Est. Year 2001 Fuel Cost $/gal . Est. 2001 Non-Fuel Cost $/kwh,Sales = Variable Costs @ 40% NFC . Fixed Costs at 60% NFC . 2009 2010 2011 876,660 889,546 902,522 978,937 990,361 1,001,799 224 226 229 232,008 234,718 «237,428 42 43 43 746,929 755648 = 764,373 $84,000 $86,000 $86,000 $6,740 $6,901 $6,901 $2,100 $2,150 $2,150 127 12.7 127 77,370 78,078 78,784 $1.74 $1.81 $1.88 $134,476 $141,135 $148,107 30.180 30.187 $0,194 $0.15 90.16 90.17 $102,528 $108,196 $114,165 $0.23 $0.24 $0.25 $153,791 $162,204 $171,248 $256,319 $270,490 $285,413 $399,635 $420,675 $442,571 0.759 0734 0.709 $303,487 $308,663 $313,747 $2,737,117 $3,045,779 $3,359,526 $0.456 $0473 $0.490 $0,348 $0347 $0.348 $0.26 $0.27 $0.28 $103,895 $109,112 $114,579 $78,899 $80,059 $81,227 $669,323 $749,382 $830,609 2272 2.285 2,298 4,674 4,710 4744 16,484 16,559 16,654 32,478 32,722 32,962 $26,037 $28,037 $28,037 $13,019 $13,019 «$13,019 $2,508 $2,508 $2,508 $2014 $2,014 $2,014 $4,523 $4523 $4,523 $1,758 $1,811 $1,865 $1,465 $1,509 $1,554 $4,267 $4,320 $4,374 $3,479 $3,523 $3,569 2009 2010 2011 $1.27 $0.28 90.11 $0.17 2012 015,589 1,013,252 2 240,141 “ 773,411 $88,000 $7,061 $2,200 12.7 79,487 $1.96 $155,406 $0.201 $0.17 $120,451 $0.26 $180,676 $301,127 $465,794 068s $319,044 $3,678,570 80.509 $0.348 30.29 $120,306 $82,403 $913,012 2311 4.779 16,746 33,200 $26,037 $13,019 $39,056 $2,508 $2,014 $4,523 $1,021 $1,601 $4,430 $3,615 2012 2013 928,747 1,024,718 2M 242,858 “4 781,859 ‘$88,000 $7,061 $2,200 128 80,188 $2.03 $163,047 30.209 $0.18 $127,069 $0.27 $190,604 $317,673 $489,981 0.662 $324,261 $4,002,831 $0.528 $0.49 $0.30 $126,306 $83,587 $996,600 2.324 4813 16,837 33,436 $35,978 $17,980 $53,067 93.466 $2,783 $8,250 $2,159 $1,799 $5,625 $4,582 2013 Wind Regime Fuel Inflaction Factor General inflation Factor Discount Rate 2014 2015 941,096 955,335, 1,036,196 1,047,684 237 239 245,578 248,301 45 45 790,617 799,383 ‘$90,000 $90,000 $7,222 $7,222 $2.250 $2,250 128 128 60.886 81,582 $2.11 $2.20 $171,046 = $179,417 90.216 $0.224 $0.19 $0.19 $134,037 $141,373 $0.28 $0.29 $201,056 $212,059 $335,093 $353.431 $515,610 $542,321 0639 0.618 $329,683 $335,036 $4,332,514 $4,667,550 $0,547 $0.568 $0.350 $0.31 90.31 $0.32 $132,592 $139,176 $84,780 $85,980 $1,081,379 $1,167,359 2,336 2,348 4.847 4.881 16,927 17,015 33,670 33,903 $35,978 $17,989 $53,967 33.466 $3,466 $2,783 $2,783 $6,250 $6,250 $2,223 $2,290 $1,853 $1,908 $5,690 $5,756 $4,636 $4,692 2014 2015 7 40% 3.0% 35% 2016 968,765 1,059,183 242 251,028 “ 808,157 $92,000 $7,382 $2,300 129 82,275 $2.29 $188,179 90.233 $0.20 $149,004 $0.30 $223,641 $372,736 $870,597 0.597 $340 584 $5,008,134 $0.589 90.352 90.34 $146,072 $87,189 $1,254,548 2017 982,285 1,070,601 244 253,754 46 816,037 992,000 $7,382 $2,300 129 62,005 $2.38 $197,349 $0.242 $0.21 $157,222 $0.31 $235,833 $393,055 $600,086 0877 $348,073 $5,384,208 90.611 $0.352 90.35 $183,294 $88,406 $1,342,954 17,187 34,361 $35,978 $17,989 $53,967 93.466 $2,783 96.250 $2,430 $2,025 $5,806 $4,808 2017 Wind Gen SKW $2,000 Waste Heat - Investment per KW. Jacket Water $100 Jacket Water + Stack Heat $150 2018 2019 2020 995,897 1,009,598 = 1,023,301 1,082,208 1,093,731 1,105,262 247 250 252 (256.483 259.214 261,947 a7 a7 48 825,725 834,517 843,315 $94,000 $94,000 $96,000 $7,543 $7,543 ‘$7,703 $2,350 $2,350 $2,400 129 13.0 13.0 63,653 84,338 85,020 $2.47 $257 $268 $206,944 $216,964 = $227,488 90.251 30.260 $0.270 $0.22 $0.23 $0.24 $165,777 $174,780 $184,254 $0.33 $0.34 $0.35 $248,665 $262,170 $276,381 $414,442 $436,949 $460,636 $631,279 $863,826 © $698,227 0.557 0.538 0.520 $351,751 $367,378 $363,187 $5,705,959 $6,063,337 $6,426,524 $0.634 $0658 $0,682 $0.353 $0,354 $0,355 $0.36 $0.37 $0.38 $160,858 © $168,779 = $177,072 $89,631 $90 864 $92,105 $1,432,585 $1,523,449 $1,615,554 2.383 2,395 2.408 4,981 5,013 5,046 17,270 17,352 17,433 34,587 34,810 35,032 $35,978 $35,978 $17,989 $17,989 $53,967 $53,967 $3,406 93.466 $2,783 $2,783 $6,250 $6,250 $2,503 $2,578 $2,655 $2,085 $2,148 $2,212 $5,969 $6,044 $6,121 $4,869 $4,931 $4,996 2018 2019 2020 District Heating System Capital investment $0 Debt Service @ 5%, 15 Years $0 O&M at 10% of investment + Inflation $0 Total Expenses District Heating so tal Expenses Waste Heat+ District Heating Jacket Water $0 Jacket Water +€.S. $o Waste Heat Sales Jacket Water $0 Jacket Water +E.S $0 Net income Jacket Water $0 Jacket Water +E S. $0 5, Total Generation Expenses Minus Net income from Waste Heat Sales Jacket Water $308,482 Jacket Water +E S $308,482 PW Total Exper Jacket Water $308,482 Jacket Water +E S. $308,482 Accumulated PW Total Expenses Jacket Water $308,482 Jacket Water +E.S. $308,482 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +E S. $0 6, Power Costs & PCE Payments with Waste Heat Offset 6.8, Power Costs ‘Avg. Cost/kwh Jacket Water $0397 Jacket Water +E.S, $0.397 PW Avg. Costykwh Jacket Water 30.397 Jacket Water +E S. 90.397 6b. PCE Payments PCE Payment $/ewh Jacket Water $0200 Jacket Water +E S. $0200 PCE Payments Jacket Water $69,915 Jacket Water +E.S $69,915 PW PCE Payments Jacket Water $69,915 Jacket Water +E.S. $69,915 Accumulated PW PCE Payments Jacket Water $69,915 Jacket Water +E.S. $69,915, Accumulated P.W of PCE Savings Jacket Water $0 Jacket Water +E. $0 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water $0 Jacket Water +S, $0 ses sess ss $0 30 $325,319 $325,319 $314,318 $314,318 $622,800 $622,800 30 30 $0412 90.412 30.308 90.396 $0.207 90.207 $73,498 $73,495 $71,010 $71,010 $140,925 $140,925 #0 0 ss sees ss ss $0 $0 $343,035 $343,035 $320,227 $320,227 ss ssss ss $0 $0 $361,674 $361,674 $326,209 $326,209 $30,000 $2,890 $3,000 $5,890 $9,961 $13,277 $23870 $48,787 $19,799 $43,471 $305,776 $262,105 $266,486 $245,838 $30,000 $2,890 $3,090 $5,980 $10,098 $13,453, $24,982 $49,044 $20,864 $45,689 $321,971 $297,148 $271,091 $250,189 $943,027 $1,269,236 $1,535,702 $1,806.793 $943,027 $1,289,236 $1,515,074 $1,765,263 $0428 30.428 $0.400 $0.400 30.214 $0214 $77,240 $77,249 $72,112 $72,112 $213,037 $213,037 $0 % ss $0 $0 $0445 90.445 $0401 $0.401 $0222 $0222 $81,164 $81,184 $73,223 $73,223 $286,260 $286,260 $0 30 $17,254 $37,882 0.370 $0.342 $0.323 30.298 30.174 $0.147 $64,636 $54,716 $56,601 $47,682 $342,761 $333,943 $17,641 $26,660 $0.024 $0,053 $34,821 $76,351 $0.384 $0.354 $0.323 $0296 90.180 $0.152 $67,945 $57,333 $57,208 $48,272 $399,960 $382,215 $36,102 $53,857 $0.025 $0054 $30,000 $2,890 $3,163 $6,073 $10,239 $13,634 $26,142 $51,405 $21,976 $48,009 $338,786 $312,752 $278,602 $254,424 $2,082,396 $2,019,687 $52,698 $116,407 $0398, 90.367 90.324 90.299 90.186 90.187 $71,108 $50,979 $57,847 $48,793 $457,816 $431,008 $54,860 $81,668 $0.028 30.056 $30,000 $2,890 $3,278 96,168 $10,364 $13,621 $27,352 $53,872 $23,137 $50,496 $356,683 $320,385 $280,350 $258,693 $2,362,746 $2,278,580 $70,884 $165,049 90.413 $0.381 $0.328 $0.300 90.192 90.162 $74,513 962,842 958,506 $40,304 $516,383 $480,402 $74,041 $110,022 90.027 30.058 $30,000 $2,890 $3,377 $6,287 $10,634 $14,013 $28.615 $56,452 $24,349 $52,972 $375,287 $346,663 $284,997 $263,280 $2,647,742 $2,541,840 $89,374 $195,277 90.428 90.305 90.325 90.300 $30,000 $2,890 $3476 $6,368 $10,688 $14,211 $29,933 $59,148 $25,613 $55,624 $395,062 $365,051 $289,669 $267,849 $2,937,612 $2,809,689 $108,167 $236,090 90.444 $0.410 90.326 90.301 $0.271 $0.239 $108,498 995.669 $79,609 $70,195 9674,407 $619,720 $74,976 $129,663 $0.029 $0,063 $30,000 $2.890 $3,582 $6,472 $10,848 $14,415 $31,307 $61,965 $26,933 358.397 $415,637 $384,174 $204,653 $272,348 $3,232,265 $3,082,037 9127261 $277,488 90.461 $0 426 $0.326 $0.302 $0281 $0248 $114,001 $100,551 $80,818 $71,282 $755,224 $691,002 $75,385 $139,607 $0.030 $0,065 ‘$30,000 $2,690 $3,690 $6,580 $11,010 $14,625 $32,741 $64,910 $28,311 961,294 $437,483 $404,500 $299,652 $277,061 $3,531,017 $3,359,008 $146,652 $319,472 $0478 30.442 $0327 30.303 30.201 90.256 $119,769 $105,668 $82,035 $72,377 $837,259 $763,379 $75,753 $149,633 $0.031 $0.067 $30,000 $2,890 $3,800 $6,691 912,315 $16,698 $34,236 967,986 $28,611 963,404 $461,370 $426,877 $305,327 $282,302 $3,837,245 $3,641,400 $165,586 $361,431 $0.497 90.459 $0.320 90.304 $0.302 90.287 $126,310 $111,435 $83,590 $73,746 $920,849 $837,125 $75,751 $189,475 90.031 $0.068 $30,000 $2,890 $3.914 $6,805 $12,494 $17,130 $35.795 $71,201 $30,105 $66,565 $485,505 $449,045 $310,434 $287,121 $4,147,679 $3,928,521 $184,836 $403,993 90.516 $0.477 90.330 $0308 90.313 90.276 $132,687 $117,070 $64,621 $74,855 $1,005,670 $911,980 $75,708 $169,399 30.032 $0.071 $510,657 $472,453 $315,474 $201,673 $4,463,153 $4,220,394 $204,397 $447,156 90.638 90.495 $0.330 90.308 90.324 90.286 $139,319 $122,087 $1,091,739 $987,959 $75,621 $179,400 $0.033 0.073 $30,000 $2,690 $4,153 $7,043 $12,668 $17,617 $33,290 $73,319 $537,307 $497,278 $320,714 $296,621 ‘$4,783,867 $4,517,214 $224,288 $490,920 90.555 90.513 90.331 0.308 90.336 30.296 $146,300 $129,187 $87,325 $77,119 $1,179,064 $1,065,070 $75,484 $189,478 $0.034 $0.076 $30,000 $2,890 $4277 $7,168 913,063 917,871 $40,882 $81,733 90.575 90.633 90.332 90.307 90.348 90.307 $153,625 $135,607 $88,607 $78,287 $1,267,661 $1,143,327 $75,293 $199,627 $0.036 $0.078 $30,000 $2,890 $4408 $7,296 $13,265 $18,133 $42,724 $85,561 $36,755 $80,693 $504,524 $550,586 $331,271 $306,789 $5,441,034 $5,125,713 $264,925 $580,246 90.597 $0.553, $0.333 $0.308 90.360 $0.318 $161,301 $142,518 $89,878 $79,412 $1,357,538 $1,222,739 $75,046 $209,846 30.037, $0,081 $30,000 $2,890 $4,538 $7,428 $13,472 $18,403 $44,644 $89,560 $36,600 $84,628 $625,226 $579,198 $396,597 $311,818 $5,777,631 $5,437,530 $285,708 $625,806 $0610 90.574 $0333, $0.309 90.373 30.329 $169,354 $149,677 $91,174 $80,580 $1,448,712 $1,303,319 $74,736 $220,129 90.038 $0,084 $30,000 $2,890 $4,874 $7,564 $13,685 $18,681 $46,645 $93,735 $40,524 $88,739 $857,703 $609,488 $342,108 $317,029 $6.119.739 $5,754,559 $308,784 9871,965 $0643 30.506 $0334 $0310 $0386 90.341 $177,792 $157,178 $92,479 $81,758 $1,541,101 $1,385,077 $74,362 $230,477 0.040 $0.087 MT. VILLAGE Die: Year 1, Load Requirements kWh Sales kWh Generated kW Demand kWh Generated from Wind KW from Wind kWh Diesel 2. Expenses Capital Cost Wind Generator Debt Service - 20 Yrs O&M kwh /Gal Gal Fue! Fuel Cost $/Gat Fuel Cost Fusl Cost$/kwh Variable Non-Fuel Costs $/kwh Variable Non-Fuel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FuelCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.8, Power Costs Avg. Cosukwh PW Avg. Costkwh 3b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments 4, Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Diese! Fue! Gal Equivalent) Jacket Water Recovery Jacket Water + E.S, Capital Investment Jacket Water Recovery ES. ‘otal Capital Invest. Jacket Water + E.! Debt Service Jacket Water, 5% @15 yrs ES, 5% @ 8 yrs Total Debt Service Jacket Water + E.S 08M sket Water @ 6% of Investment + Infic E.S. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +€.S. Sys. Losses 1999 = 15.00% Sys. Losses 2020 = 8.00% Load Factor s os Avg. Eligible PCE kwh Sold as % of Total = 45% 2001 2002 2003 2,352,634 2,409,318 2,466,676 2,689,645 2,746,623 2,803,788 614 627 640 oO 0 0 0 0 o 2,689,845 2,746,623 2,803,788 $0 $0 $0 14 11.5 116 235,051 238,185 242,366 $1.13 $1.18 $1.22 $268,625 $281,087 $296,221 $0099 © $0.102.$0.108 $0112 $012 $0.12 $263,495 $280,637 $298,811 $0.168 $0.17 $0.18 $395,243 $420,956 $448,217 $658,738 $701,593 $747,028 $925,362 $982,660 $1,043,249 1.000 0.966 0.934 $925,362 $949,430 $973,884 $925,362 $1,874,793 $2,848,677 $0303 $0408 = $0423 $0.393 $0.394 $0.395 $0290 $024 $0.28 $243,498 $258,092 $273,485 $243,498 $249,964 $255,301 $243,498 $492,862 0 ° ° 0 o ° oO o o 0 o o so $0 so $0 $0 $0 $0 $0 $0 $0 30 $0 $0 $0 $0 so so $0 $0 $0 $0 so $0 $0 $0 $0 $0 $o $0 $0 2001 2002 2003 2004 2,524,709 2,861,337 653 ° ° (2,861,337 W7 245,553 $1.27 $312,121 80.108 $0.13 $318,075 $0.19 $477,112 $795,187 $1,107,309 0.902 $998,729 $3,847,406 $0.439 $0.396 $0.26 $289,716 $261,307 0 0 Bee se see 88 kWhvgal year 2001 = kWhvgal year 2020 = Avg. PCE per kwh sold = 2005 2,583,417 2,919,261 666 189,752 126 2,728,509 $252,000 $20,221 $6,300 W7 248,726 $1.32 $328,801 $0.120 $0.13 $316,488 $0.20 $474,732 $791,220 $1,146,543 0.871 $999,146 $4,846,552 90.444 $0.387 $0.26 $306,829 $267,384 $748,163 $1,009,470 $1,276,854 8,005 15,728 58,007 109,494 $85,690 $42,845 $128,534 $8,256 $6,629 $14,885 $5,141 $4,284 $13,397 $10,914 2005 2006 2,642,799 (2,977,554 680 193,541 129 2,784,013 $258,000 $20,703 $6,450 11.8 251,886 $1.37 $346,297 $0.124 $0.14 $336,713 $0.20 $505,070 $841,784 $1,218,233 0.842 $1,023,194 $5,869,745 $0460 $0.387 $0.27 $324,867 $273,530 $1,560,384 8,041 15,862 58,271 190,411 $85,690 $42,845 $128,534 $8,256 $6,629 $14,885 $5,296 $4,413 $13,551 $11,042 2006 114 13 $0.23 2007 2,702,856 3,036,208 693 197,384 131 (2,838,855 $262,000 $21,024 $6,550 11.9 255,031 $1.43 $364,646 $0.128 $0.14 $358,140 $0.21 $537,210 $895,349 $1,287,560 0.814 $1,047,438 $6,917,183 90.476 $0.388 $0.28 $343,879 $279,746 $1,830,129 8.076 15,994 58,520 199,391 $85,690 $42,845 $128,534 $8,256 $6,629 $14,885 $5,454 $4,545 $13,710 $11,174 2007 2008 2,763,587 3,095,217 707 201,189 134 2,804,028 $268,000 $21,505 $6,700 120 258,161 $1.49 $383,687 $0.133 $0.15 $380,834 $0.22 $871,262 $952,086 $1,364,177 0.786 $1,072,231 $7,089,414 90.404 $0.388 $0.29 $363,012 $286,031 $2,116,161 8,108 16,124 68,753 112,182 $85,690 $42,845 $128,534 $8,256 $6,629 $14,885 $5,618 $4,682 $13,874 $11,311 2008 $1.13 $0.28 $0.11 $0.17 2012 3,013,260 3,334,674 761 216,754 144 3,117,021 $288,000 $23,110 $7,200 12.3 270,533 ‘$1.74 $470,615 90.181 $0.17 $485,773 $0.26 $728,659 $1,214,431 $1,715,356 0.685 $1,174,926 $11,358,042 $12,532,968 Est. Year 2001 Fuel Cost $/gal = Est. 2001 Non-Fuel Cost $/kwh,Sal Variable Costs @ 40% NFC = Fixed Costs at 60% NFC . 2009 2010 2011 2,824,993 2,887,074 2,949,830 3,154,576 3,214,276 3,274,311 720 ™ 748 205,047 208,928 212,830 136 139 141 2,949,528 3,005,348 3,081,481 $272,000 $278,000 $282,000 $21,826 $22,307 $22,628 $6.800 $6,950 $7,050 12.4 12.2 122 (261,277 264,378 267,463 $1.55 $1.81 $1.67 $404,060 $425,210 $447,379 $0.137 $0.141 $0.146 $0.15 $0.16 $0.17 $404,868 $430,316 $457,257 $0.23 $0.24 $0.25 $607,302 $645,474 $685,885 $1,012,171 $1,075,790 $1,143,142 $1,444,857 $1,530,257 $1,620,199 0.759 0.734 0.708 $1,097,241 $1,122,797 $1,148,590 $9,086,656 $10,209,453 $0.511 $0.530 $0.549 $0.388 $0,389 $0.389 $0.30 $0.31 $0.32 $385,018 $407,250 $430,666 $292,387 $298,812 $305,307 $2,408,547 $2,707,360 $3,012,667 8,138 8,166 8,192 16,251 16,375 16,497 58,971 59,175 59,363, 113,056 113,901 114,728 $85,690 $85,690 $85,690 $42,645 $42,845 $42,845 $128,534 = $128,534 $128,534 $8,256 $8,256 $8,256 $6,629 $6,629 $6,629 $14,885 $14,685 $14,885 $5,787 $5,960 $6,139 $4,822 $4,967 $5,116 $14,042 $14,216 $14,395 $11,451 $11,596 $11,745 2009 2010 2011 $0,569 $0.390 $0.34 $455,324 $311,872 $3,324,539 8.216 16,616 59,536 115,536 $85,690 $42,845 $128,534 $8,256 $6,629 $14,885 $6,323 $5,269 $14,579 $11,898 2012 2013 3,077,368 3,398,350 178 220,698 147 3,174,661 $294,000 $23,591 $7,350 124 273,587 $1.81 $404,065 90.156 $0.18 $515,951 $0.27 $773,027 $1,289,878 $1,815,784 0.662 $1,201,656 $0.590 $0.390 90.35 $481,286 $318,507 $3,643,047 8.238 16,733 59,694 116,327 $124,627 $62,313 $186,940 $12,007 $9,641 $21,648 $7,478 $6,231 $19,484 $16,873 Wind Regime Fuel Inflaction Factor General Inflation Factor Discount Rate 2014 2015 3,142,145 3,207,509 3,456,960 3,517,667 789 803 224,663 (228,648 148 152 3,231,696 3,289,019 $298,000 $304,000 $23,912 $24,304 $7,450 $7,800 125 126 276,625 279,647 $1.88 $1.96 $520.480 $547,212 $0.161 $0.166 $0.19 $0.19 $547,885 $581,670 $0.28 $0.29 $821,827 $872,505 $1,969,712 $1,454,174 $1,921,554 $2,033,380 0.639 0618 $1,228,650 $1,256,185 $13,734,624 $14,963,273 $16,219,458 $0612 $0,634 $0301 $0.392 $0.36 $0.37 $508,617 $537,385 $325,212 $331,986 $3,968,259 $4,300,245 8.258 8.275 16,847 16,958 59,838 59,968 117,099 117,853, $124,627 $124,627 $62,313 $62,313 $186,940 $186,940 $12,007 $12,007 $9,641 $9,641 $21,648 $21,648 $7,702 $7,933 $6418 = $6,611 $19,708 $19,940 $16,060 $16,252 2014 2015 2013 4 40% 3.0% 35% 2016 3,273,728 3,879,276 817 232,653 155 3,346,623 $310,000 $24,875 $7,750 127 282,653 $2.04 $575,217 $0.172 $0.20 $617,408 $0.30 $926,112 $1,543,520 $2,151,362 0.597 $1,284,128 $17,503,586 $0.657 $0.362 $0.30 $567,660 $338,831 $4,639,076 8.291 17,067 60,080 118,589 $124,627 $62,313 $186,940 $12,007 $9,641 $21,648 $8,171 $6,809 $20,178 $16,450 2016 2017 3,340,531 3,641,179 831 236,677 187 3,404,502 $314,000 $25,198 $7,850 127 285,642 $2.12 $604,552 90.178 $0.21 $655,207 $0.31 $982,811 $1,638,018 $2,275,615 0.877 $1,312,361 $18,815,947 $0681 $0.393 $0.40 $599,517 $345,745 $4,984,821 8,305 (7,174 60,178 119,306 $124,627 $62,313 $186,940 $12,007 $9,641 $21,648 98,416 $7,013 $20,423 $16,655 2017 Wind Gen s/KW $2,000 Waste Heat - investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2018 2019 2020 3,408,010 3,476.162 3,544,990 3,703,371 3,765,842 3,828,589 846 860 674 240,719 244,780 248,858 160 163 165 9,462,652 3,521,062 3,579,731 $320,000 $326,000 $330,000 $25,678 $26,159 $26,480 $8,000 $8,150 $8,250 128 129 13.0 288,614 291,569 294,507 $2.20 $2.29 $2.38 $635,276 = $667,451 $701,144 $0.183 $0.190 $0.196 $0.22 $0.23 $0.24 $695,180 $737,445 $782,128 $0.33 $0.34 $0.35 $1,042,770 $1,106,168 $1,173,193 $1,737,950 $1,843,613 $1,955,321 $2,406,903 $2,545,374 $2,691,195 0.557 0.538 0.520 $1,341,196 $1,370,330 $1,399,841 $20,157,083 $21,527,413 $22,927,254 $0.706 $0.732 $0.759 $0.394 $0.394 $0.395 $0.41 $0.43 $0.44 $633,034 $868,293 $705,378 $352,729 $359,783 $366,906 $5,337,550 $5,697,333 $6,064,239 8.316 8,326 8.333 17,278 17,379 17,478 60,263 60,332 60,387 120,006 120,687 121,350 $124,627 © $124,627 $124,627 $62,313 $62,313 $62,313 $186,940 $186,940 $186,940 $12,007 $12,007 $12,007 $9,641 ‘$9,641 $9,641 $21,648 = $21,648 = $21,648 $8,669 $8,929 $9,197 $7,224 $7,441 $7,664 $20,675 $20,935 $21,203 $16,865 =—-$17,082 $17,305 2018 2019 2020 District Heating System Capital investment $0 Debt Service @ 5%, 15 Years $0 08M at 10% of investment + Inflation $0 Total Expenses District Heating $0 lal Expenses Waste Heat+District Heating Jacket Water $0 Jacket Water +€.S. so Waste Heat Sales Jacket Water $0 Jacket Water +E S. $0 Net income Jacket Water $0 Jackal Water +€ S. so 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $925,362 Jacket Water +E S. $925,362 PW Total Expenses Jacket Water $925,362 Jacket Water +€ S. $925,362 Accumulated PW Total Expenses Jacket Water Jacket Water +E S. Accumulated PW Savings From Waste Heat Sales Jacket Water 30 Jacket Water +E S. $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.8 Power Costs ‘Avg. Costkwh Jacket Water $0.393 Jacket Water +£.S. 30.393 PW Avg. Costikwh Jacket Water 30.393 Jacket Water +E S. 90.393 6b PCE Payments PCE Payment $/kwh Jacket Water $0.230 Jacket Water +€ S. $0.230 PCE Payments Jacket Water $243,498 Jacket Water +E S. $243,498 PW PCE Payments Jacket Water $243,498 Jacket Water +S, $243,498 Accumulated PW PCE Payments Jacket Water $243,498 Jacket Water +E S. $243,498 Accumulated P.W of PCE Savings Jacket Water $0 Jacket Water +E S. $0 7. Potential Rate Reductionikwh From Sales of Waste Heat Jacket Water $0 Jacket Water +ES. so es esses es $0 so $982,660 $982,660 $949,430 $949,430 $925,362 $1,874,793 $925,362 $1,874,793 90 90 30.408 90.408 30.304 $0.394 $0.238 $0.238 $258,092 $258,092 $249,364 $249,364 $492,662 $492,862 30 90 ss 0 $0 = $30,000 0 30 $2,890 0 0 $3,000 $0 $0 $5,690 30 $0 $19,287 30 $0 = $30,201 $0 $0 «=: $76,682 90 $0 $144,744 30 $0 963.285 30 $0 $133,831 $1,043,249 $1,107,309 $1,083,258 $1,043,249 $1,107,309 $1,012,712 $973,684 $998.729 $943,906 $973,684 $998,729 $882,520 $2,848,677 $3,847,408 $4,791,402 $2,848,677 $3,847,408 $4,729,926 $0 90 ($55,149 $0 $0 $116,626 $0423 0.439 30.419 90.423 30.439 $0.392 30.395, 30.396 30.365 30.395 $0,396 $0.342 90.246 $0255 $0255, $0.246 $0.285 $0.229 $273,485 $289,716 $298.078 $273,485 $289.716 $285,920 $255,301 $261,307 $258,015 $255,301 $261,307 $231,734 $748,163 $1,009,470 $1,287,485 $748,163 $1,009,470 $1,241,204 $0 $0 $9,360 $0 $0 $35,650 $0 $0 $0.024 $0 $0 © $0.02 $30,000 $2,890 $3,090 $5,980 $19,531 $30,573 $80,112 $151,795 966.561 $140,753 $1,148,672 $1,074,480 $967,151 $904,683 $5,758,553 $5,634,608 $111,192 $295,138 30.435, $0.407 90.366 $0.42 30.263 30.237 $313,364 $261,646 $263.844 $237,130 $1,531,329 $1,478,343 $19,055, $72,041 $0.025 $0.053 $30,000 $2,890 $3,183 98,073 $10,783 $30,957 983,672 $159,154 969,062 $147,979 $1,217,607 $1,139,580 $900 524 $927,087 96,749,077 96,561,606 $168,106 $355,517 $0.450 90.422 90.368 90.343 90.273 90.245 $331,506 $208,153 $269,680 $1,801,009 $1,720,801 $29,120 $109,238 30.026 $0.055 $30,000 $2,890 $3,278 $6,168 $20,042 $31,353 ‘$87,366 $166,830 $73,462 $155,520 $1,290,685 $1,208,658 $1,014,467 $949,004 $7,763,544 $7,511,680 $225,870 $477,754 $0.467 $0.437 90.367 $0344 $0.282 $0.254 $350,733 $315,606 $275,673 $248,111 $2,076,682 $1,969,001 $39,479 $147,159 $0.027 $0.056 $30,000 $2,890 $3,377 96,267 $20,309 $31,760 $91,198 $174,839 977,156 $163,387 $1,367,701 $1,281,470 $1,038,648 $973,163 $8,802,192 $8,484,823 $284 463 $601,833 $0.484 90.454 $0.368 90.344 $0.302 30.273 $384,232 $347,368 $201,700 $263,706 $2,368,472 $2,232,797 $40,075 $175,751 $0.027 30.058 $30,000 $30,000 $2,890 $2,890 $3478 $3,582 $6,368 $6.472 $20,584 $20,887 $32,180 $32,612 $95,173 $99.295 $183,191 $191,902 $80,957 $84,900 $171,596 $180,157 $1,449,300 $1,535,299 $1,358,662 $1,440,042 $1,063,396 $1,088.402 $996,892 $1,020,873 $9,865,589 $10,953,991 $9,481,715 $10,502,588 $343,864 = $404,052 $727,738 $855,455 0.502 0.520 $0471 $0 488 $0.368 90.369 30.345 $0 346 $0.313 90.328 $0. 283 90.204 $406,840 © $430,909 $368,192 $390,187 $298,585 $305,480 $270,154 $276,611 $2,667,057 $2,972,636 $2,502,051 $2,779,661 $40,303 $40,131 $204,409 = $233,105 $0.028 90.029 0.059 90.081 $30,000 $30,000 $30,000 $2,890 $2,890 $2,890 $3,690 $3,800 $3,914 $6,580 $6,691 $8,805 $21,159 $26,175 $26,513 $33,087 $42,048 $42,573 $103,568 © $107,097 $112,587 $200,085 $210.455 $220,326 388,960 988.513 $92,878 $189,087 $194,582 $204,266 $1,626,967 $1,727,272 $1,828,676 $1,526,269 $1,621,202 $1,717,288 $1,113,973 $1,143,079 $1,169,263 $1,045,411 $1,072,884 $1,098,041 $12,087,964 $13,211,043 $14,380,308 $11,547,998 $12,820,884 $13,718,625 $465,004 $523,580 $582,967 $984,968 $1,113,740 $1,244,349 90.540 90.561 $0,582 90.507 $0.527 $0.547 $0.370 $0371 $0.372 90.67 $0.49 $0.349 90.3% 90.350 90.363 90.305 H7 $0.329 $456,187 $484,965 $513,008 $413,306 = $430,620 $465,389 $312,464 = $320,942 $328,019 $283,154 $200,933 $297,572 $3,285,000 $3,605,942 $3,933,961 $3,062,715 $3,353,648 $3,651,220 $39,539 $37,105 $34,298 $261,824 $289,398 = $317,038 $0.030 $0.029 0.030 $0.063 $0.063 $0.085 $30,000 $2,890 $4,032 38.922 $26,862 $43,114 $117,341 $230,614 $97,401 $214,362 $1,196,012 $1,123,756 $15,576,319 $14,842,681 9643.140 $1,376,778 30.373 90.350 30.376 $0.341 $542,770 $492,769 $335,313 $304,424 $4,209,274 $3,955,644 $30,071 $344,601 80.030 $0.067 $30,000 34.153 $7,043 $27,221 $43,671 $122,268 $241,336 $102,088 $224,886 $2,049,274 $1,926,477 $1,223,192 91,149,896 $16,799,511 $15,992,577 $704,075 $1,511,010 90.374 90.351 $0 390 30.354 $574,045 $521,549 $342,642 $311,308 $4,611,916 $4,266,952 $27,160 $372,124 $2,890 $2,890 $2,800 94.277 $4,408 $4,538 $7,168 $7,296 $7428 $27,590 $27,071 $28,364 $44,245 $44,838 $45,445 $127,206 © $132,646 = $138,110 $252,508 $264,148 = $276,273 $108,943 $111,070 $117,178 $235,853 $247,283 $259,191 $2,168,672 $2,294,033 $2,428,199 $2,030,762 $2,159,621 $2,286,183 $1,250,686 $1,278,745 $1,307,248 $1,176,343 $1,203,349 $1,230,782 $18,080,197 $19,328,943 $20,636,191 $17,168,820 $18,372,268 $19,603,080 $765,750 $828,140 $891,222 $1,647,028 $1,784,814 $1,924,353 90.649 $0.673 $0.699 90611 0.634 $0658 90.374 30.375 90.376 90.352 30.353 90.354 90.404 $0418 $0434 90.367 $0.381 $0398 $806,922 $641,766 $878,382 $551,813 $583,920 $617,670 $350,016 = $357,505 $365,214 $318,234 © $325,362 $332,530 $4,961,032 $5,319,528 $5,684,741 $4,585,185 $4,910,548 $5,243,078 $22,889 $18,024 $12,582 $300,635 © $427,002 $454,255 90.032 $0.033 90.034 90.071 $0.073 $0.075 $30,000 $2,890 34.674 $7,564 $28.768 $48,073 $143,765 $288,902 $122,562 $271,597 $2,568,634 $2,419,598 $1,336,089 $1,258,568 $21,972,280 $20,861,628 $954,974 $2,065,625 $0.725 $0683 30.377 $0.355 QUINHAGAK Diesel + Wind Generation Year 1, Load Requirements kWh Sales kWh Generated kW Demand kWh Generated from Wind KW from Wind kWh Diese! 2. Expenses Capital Cost Wind Generator Debt Service - 20 Yrs osm kWh /Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fual Cost$/kwh le Non-Fuel Costs $/kwh Variable Non-Fuel Costs: Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FuelCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.8, Power Costs Avg. Cost/kwh PW Avg. Cosukwh 3b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments ‘Accumulated PW PCE Payments 4, Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (ES) (Diesel Fue! Gal Equivalent) Jackel Water Recovery Jacket Water + E.S. Capital investment Jackel Water Recovery ES. “otal Capital Invest. Jacket Water + Et Debt Service Jacket Water, 5% @15 yrs ES, 5% @ 8 yrs Total Debt Service Jacket Water + E.S O&M sket Water @ 8% of Investment + Infit E.S. @ 10% of Investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +S. Year Sys. Losses 1999 = 15.00% Sys. Losses 2020 = 8.00% Load Factor . os Avg. Eligible PCE kwh Sold as % of Total = 67% 2001 2002 2003 1,189,268 1,220,450 1,270,290 4,359,727 1,401,873 1,443,007 310 320 330 0 0 0 0 0 0 1,359,727 1,401,873 1,443,907 so so $0 118 118 14.7 118.237 121,045 123,857 $125 $1.30 $1.35 $147,798 $157,358 $167,454 $0.109 90.112 $0.116 $0112 $0.12 $0.12 $133,198 $143,206 $153,683 $0168 = $0.17 $0.18 $199,797 $214,810 $230,825 $332,904 $358,016 $384,708 $480,701 $515,374 $552,162 1.000 0.988 = 0.034 $480,701 $497,948 $515,449 $480,791 $978,737 $1,494,186 $0404 © $0419 $0435 $0404 © $0405 $0.408 $0200 $0.21 $0.21 $159,362 $170,512 $182,346 $159,962 $164,748 $170,220 $159,362 $324,108 $494,328 0 ° 0 0 ° 0 0 ° 0 0 0 0 $0 $0 30 $0 $0 30 $o $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 so 30 so so $0 $0 $o $0 2001 2002 2003 2004 1,311,811 1,486,719 338 0 o 1,486,719 $0 W7 126,671 $141 $178,110 $0.120 $0.13 $165,268 $0.19 $247,902 $413,171 $591,280 0.902 $533,301 $2,027,487 $0 451 $0.407 $0.22 $194,893 $175,783 $670,111 °° se sss S88 $0 2004 kWhigal year 2001 = kWhvgal year 2020 = Avg. PCE per kwh sold = 2005 1,353,988 1,530,006 Meo 62,612 J 1,167,395 $132,000 $10,592 $3,300 11.8 129,488 $1.46 $189,354 $0.162 $0.13 $135,360 $0.20 $203,040 $338,400 $541,646 0871 $472,013 $2,499,500 $0.400 $0.349 $0.23 $208,200 $181,434 $851,545 4,136 8,157 29,971 56,775 $47,429 $23,714 $71,143 $4,569 $3,669 $8,238 $2,846 $2,371 $7,415 $6,041 2005 2006 1,396,828 1,573,760 359 372,981 68 1,200,779 $136,000 $10,913 $3,400 11.9 132,307 $1.52 $201,215 $0.168 $0.14 $145,229 $0.20 $217,843 $363,072 $578,599 0.842 $487,165 $2,986,665 $0.414 $0.349 $0.24 $222,305 $187,175 $1,038,720 4,194 8,302 30,390 57,778 $47,429 $23,714 $71,143 $4,569 $3,669 $8,238 $2,931 $2,443 $7,500 $6,112 2006 15 13 $0.20 2007 1,440,333 1,617,974 369 383,460 70 1,234,514 $140,000 $11,234 $3,500 12.0 135,128 $1.58 $213,724 $0.173 $0.14 $155,742 $0.21 $233,613 $389,355 $617,813 0.814 $502,501 $3,489,256 $0.429 $0.349 $0.25 $237,252 $193,005 $1,231,725 4,250 8446 30,800 $8,772 $47,429 $23,714 $71,143 $4,569 $3,669 $8,238 $3,019 $2,518 $7,588 $6,185 2007 1,484,501 1,662,641 380 394,046 72 1,268,695 $144,000 $11,655 $3,600 12.4 137,948 $1.64 $226,913 $0.179 $0.15 $166,938 $0.22 $250,408 $417,346 9650,414 0.786 $518,204 $4,007,550 $47,429 $23,714 $71,143 $4,569 $3,669 $8,238 $3,110 $2,591 $7,679 ‘$6,260 2008 Est. Year 2001 Fuel Cost $/gal = Est. 2001 Non-Fuel Cost $/kwh,Sales = Variable Costs @ 40% NFC = Fixed Costs at 60% NFC . 2009 2010 2011 1,529,334 1,674,830 1,620,991 1,707,756 1,753,311 1,799,300 390 400 4 404,738 415,535 426 434 4 76 78 1,303,018 1,337,776 1,372,866 $148,000 $152,000 $156,000 $11,878 = $12,197 $12,618 $3,700 $3,800 $3,900 124 122 123 140,769 143,590 146,410 $1.71 $1.78 $1.85 $240,816 $255,467 $270,903 $0,185 $0.191 $0.197 $0.15 $0.16 $0.17 $178,859 $191,547 $205,048 $0.23 $0.24 $0.25 $268,289 $287,321 $307,573 $447,148 = $476,869 $512,621 $703,540 $750,332 $799,942 0.759 0734 0.709 $534,277 $550,542 $567,004 $4,541,827 $5,092,369 $5,659,463 0.460 $0.476 $0.493 $0.349 30.350 $0.350 $0.26 $0.27 $0.28 $269,855 $287,608 + — $306.400 $204,931 $211,027 $217,213 $1,635,579 $1,846,606 $2,063,819 4,359 4412 4,483 8.730 8.870 9,009 31,591 31,971 32,341 60,730 61,694 62,648 $47,429 $47,429 $47,429 $23,714 = $23,714 $23,714 $71,143 $74,143 $71,143 $4,569 $4,569 $4,569 $3,669 $3,669 ‘$3,669 $8,238 $8,238 $8,238 $3,203 $3,209 $3,398 $2,669 $2,749 $2,832 $7,772 $7,967 $6,338 $6,501 2009 2011 $1.25 $0.28 $0.11 90.17 2012 1,667,815 1,845,715 421 437.435 80 1,408,281 $160,000 $12,839 $4,000 12.4 149,228 $1.92 $287,162 30.204 $0.17 $219,410 $0.26 $329,116 $548,526 $852,527 0.685 $583,035 $6,243,397 $0.511 $0.350 $0.28 $326,265 $223,487 $2,287,306 4,513 9,148 32,700 63,501 $47,429 $23,714 $71,143 $4,569 $3,669 $8,238 $3,500 $2,917 $8,069 $6,586 2012 Wind Regime 7 Fuel Inflaction Factor 4.0% General Inflation Factor 3.0% Discount Rate 3.5% 2013 2014 2015 2016 1,718,304 1,763,456 1,812,273 1,861,753 1,802,852 1,939,802 1,987,459 2,035,517 432 443 454 485 448,535 459,733 471,028 «482,417 2 84 86 88 1,444,017 1,480,069 1,616,432 1,553,099 $164,000 $168,000 $172,000 $176,000 $13,160 $13,481 $13,802, $14,123 $4,100 $4,200 $4,300 $4,400 124 125 126 127 152,044 154,858 187,669 160,478 $2.00 $2.08 $2.16 $2.25 $304,285 $322,313 $341,290 $361,261 $0211 30.218 $0.226 $0.233 $0.18 $0.19 $0.19 $0.20 $234,684 $250,923 $268,184 $286,526 $0.27 $0.28 $0.29 $0.30 $352,028 $376,385 $402,276 $429,790 $586,710 $627,308 $670,460 $716,316 $908,255 $967,301 $1,029,851 $1,096,100 0.662 0.639 0618 0.597 $601,068 $618,496 $636,223 $854,252 $6,844,485 $7,462,962 $8,099,185 $8,753,437 $0530 -$0.549 $0568 $0.580 $0350 $0.51 $0.351 $0381 $0.30 $0.31 $0.32 $0.34 $347,320 $369,568 © $393,091 $417,957 $220,851 $236,303 $242,845 $249,475 $2,517,187 $2,753,460 $2,996,304 $3,245,779 4,561 4.608 4853 4.697 9,282 9.416 9,549 9,680 33,050 33,289 33,717 34,038 64,523 65,444 66,355 = 67,254 $72,643 $72,643 «$72,643 «$72,649 $36,321 $96,321 $36,321 $36,321 $108,964 $108,964 $108,964 $108,964 $6,999 $6,900 $6,999 $6,990 $5620 $5,620 $5,620 $5,620 $12618 «= $12,618 = $12,618 «= $12,618 $4,350 $4,489 $4,624 $4,783 $3632 $3,741 $3,853 $3,080 $11,357 $11,488 «$11,623 $11,761 $9,252 $9,361 $9,473 2013 2014 2015 2016 2017 1,911,898 2,083,969 476 493,901 90 1,590,068 $180,000 $14,444 $4,500 128 163,280 $2.34 $382,276 $0.240 $0.21 $308,014 $0.31 $459,020 $765,034 $1,166,253 0.677 $872,585 $9,426,022 $0.610 $0.352 $0.35 $444,237 $256,104 $3,501,973 4,730 9,809 MM2 68,141 $72,643 $96,321 $108,964 $6,999 $5,620 312,618 $4,908 $4,088 $11,004 $9,708 2017 Wind Gen $KW Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat 2018 1,962,706 2,132,807 487 505,475, 92 1,627,332 $184,000 $14,765 $4,600 128 166,079 $2.43 $404,382 $0.248 $0.22 $326,712 $0.33 $490,067 $816,779 $1,240,526 0.557 $691,226 $10,117,248 $0.632 $0.352 $0.36 $472,004 $263,003 $3,764,976 4.780 9,937 34,638 69,017 $72,643 $36,321 $108,964 $6,999 $5,620 $12,618 $5,053 $4,211 $12,051 $9,830 2018 2019 2,014,179 2,182,027 498 517,140 94 1,664,887 $188,000 $15,086 $4,700 129 168,874 $2.53 $427,634 $0.257 $0.23 $348,691 $0.34 $523,036 $871,727 $1,319,147 0.538 $710,178 $10,827,426 30.655 $0.353 $0.37 $501,336 $269,900 $4,034,876 4819 10,083 34,924 69,881 $72,643 $36,321 $108,964 $6,999 $5,620 $12,618 $5,204 $4,337 $12,203 $9,957 2019 $2,000 $100 $150 2020 2,066,315 2,231,620 510 528,894 6 1,702,726 $192,000 $15,407 ‘$4,800 13.0 171,683 $2.63 $452,085 $0.266 $0.24 $372,025 $0.35 $558,038 $930,063 $1,402,355 0.520 $729,443 $11,556,869 $0.679 $0.353 $0.38 $532,314 $276,886 $4,311,762 4,857 10,188 35,198 70,733 $72,643 $36,321 $108,964 $6,999 $5,620 $12,618 $5,360 $4,467 $12,359 $10,087 2020 District Heating System Capital investmentt $0 Debt Service @ 5%, 15 Years 30 O&M at 10% of Investment + Inflation $0 Total Expenses District Heating $0 tal Expenses Waste Heat+District Heating Jacket Water $0 Jacket Water +E.S. $0 Waste Heat Sales Jacket Water $0 Jacket Water +E.S. $0 Net Income Jacket Water $o Jacket Water +E S. $0 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $480,791 Jacket Water +€.S, $480,791 PW Total Expenses Jacket Water $480,791 Jacket Water +E.S. $480,791 Accumulated PW Total Expenses Jacket Water $480,791 Jacket Water +E S. $480,791 ‘Accumulated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +€.S, $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.8 Power Costs ‘Avg. Cosvkwh Jacket Water $0,404 Jackst Water +S. $0.404 PW Avg. Costikwh Jacket Water $0.404 Jacket Water +E.S. $0.404 6b PCE Payments PCE Payment $/kwh Jacket Water $0.200 Jacket Water + S. $0.200 PCE Payments Jacket Water $159,362 Jacket Water +€.S, $159,362 PW PCE Payments Jacket Water $159,362 Jacket Water +€.S. $159,362 Accumulated PW PCE Payments Jacket Water $159,362 Jacket Water +E.S. $159,362 Accumulated P.W of PCE Savings Jacket Water so Jacket Water +E.S. $0 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water $0 Jacket Water +ES $0 ssss ss ss $0 $0 $515,374 $515,374 $497,946 $497,946 $978,737 es sees ss 30 30 $552,162 $552,162 $515,449 $515,449 $1,404,186 sess ss so 30 $591,280 $591,280 $533,301 $533,301 $2,027,487 $978,737 $1,494,186 $2,027,487 $0 $0 $0419 $0.419 $0.405 $0.405 $0207 $0.207 $170,512 $170,512 $164,746 $164,746 $324,108 $324,108 ss $0 $0 90.435 90.435 90.406 $0406 $0214 $0214 $182,344 $182,344 $170,220 $170,220 $494,328 $494,328 90.451 $0.451 $0.407 $0.407 $0222 $0.222 $194,893 $194,893 $175,783 $175,783 $670,111 $670,111 $30,000 $2,890 $3,000 $5,890 913,305 919.346 $43,827 $83,023 936.412 $76,963 $505,234 $464,663 $440,282 $404,927 $2,467,769 $2,432,414 $31,731 $67,086 $0.373 $0343 $0325 $0299 $0170 0.142 $184,606 $128,783 $134,730 $112,227 $804,841 $782,337 $46,704 $69,208 $0.027 90.087 $30,000 $2,890 $3,090 $5,980 $13,481 $19,592 $46,218 $87,870 $38,718 $81,758 $539,882 $496,841 $454,566 $418,327 $2,922,335 $2,850,741 $64,330 $135,924 $0.387 90.356 30.325 90.299 90.176 $0.147 $164,666 $137,271 $138,644 $115,578 $943,485, $897,016 $95,235 $140,804 $0.028 0.059 $30,000 $2,890 $3,183 $6,073 913,661 919,846 $48,715 $92,956 $41,127 $86,771 $576,686 $531,042 $469,135 $432,003 $3,301,469 $3,282,744 ‘$97,787 $206,513 $0.400 90.389 $0.326 $0.300 $0,182 $0,152 $175,318 $146,266 $142,622 $118,087 $1,086,107 $1,016,903 $145,818 $214,822 30.029 $0.060 $30,000 $2,890 $3,278 $6,168 $13,847 $20,108 $51,322 $98,203 $43,643 992,033 $615,772 $567,382 $483,001 $445,957 $3,875,460 $3,728,701 $132,090 $278,849 $0.415 $0.382 $0326 $0.300 90.188 90.187 $186,505 $155,795 $146,662 $122,483 $1,232,769 $1,139,356 $197,879 $291,201 $0.029 $0,062 $30,000 $2,890 $3.377 $6,267 914,039 $20,377 954,042 $103,801 $46,270 $97,553 9657,270 $805,087 $499,139 $460,194 $4,374,509 $4,188,605 $167,228 $352,932 $0.430 $0,306 $0326 $0.301 $0258 $0226 $264,110 $231,469 $200,568 $175,780 $1,433,337 $1,315,136 $202,242 $320,442 $0.030 $0.064 $30,000 $2,890 $3478 36.368 $14,236 $20,655 $56,880 $109,762 $49,012 $103,344 $701,320 $646 089 $514,580 $474,716 $4,889,179 $4,663,610 $203,189 $428,759 $0.445 $0.411 90.327 $0.01 90.267 90.234 $281,615 $247,233 $208,776 $181,402 $1,640,113 $1,496,539 $208,492 $350,067 $0.031 $0,066 $30,000 $2,890 $3,582 6.472 $14,440 $20,940 $50,840 $115,917 $51,873 $109,416 $748,069 $890,526 $530,320 $489,527 $5,419,500 $5,153,137 $0.461 $0.426 $0.327 $0,302 90.277 90.243 $300,595 $263,969 $213,007 $187,132 $1,853,211 $1,683,671 $210,608 $380,147 $0.032 $0.067 $30,000 $2,890 $3,690 $6,580 $14,649 $21,235 $62,926 $122,369 $54,857 $115,783 $797,670 $736,744 $546,361 $504,630 $5,965,860 $5,657,767 $277,537 $585,631 $0.478 $0.442 $0.328 $0.303 $0.287 $0.252 $320,509 $281,730 $219,531 $192,969 $2,072,742 $1,876,640 $214,564 $410,665 30.033 $0.069 $853,470 $788,378 $564,812 $521,735 $6,530,673 98,179,502 $313,793 $864,964 $0.498 $0460 $0329 $0.304 $0299 90.283 $343,646 $302,215 $227,419 $200,001 $2,300,161 $2,076,641 $216,995 $440,515 $0.032 $0070 $30,000 $2,890 $3,014 $6,805 $18,292 $27,653 $69,493 $136,212 $58,006 $126,851 $909,296 $840,450 $581,407 $537,367 $7,112,080 96,716,689 $350,682 $746,073 $0.516 $0.477 $0.330 $0.305 $0310 $0.273 $366,034 $322,214 $234,044 $206,025 $2,534,205 $2,282,666 $219,255 $470,704 $0.033 $0.072 $30,000 $2,690 $4,032 6.922 918,545 $28,018 $72,964 $143,631 961.361 $134,158 $968 490 $895,694 $598,315 $553,343 $7,710,395 $7,270,232 $388,790 $828,953 90.534 $0.494 90.330 90.305 90.321 90.283 $380,754 $343,419 $240,783 $212,158 $2,774,988 $2,404,624 $221,316 $501,480 30.034 30.074 $30,000 $2,890 $4,153 $7,043 $18,604 $28,303 $76,619 $151,400 $64,857 $141,811 $1,031,243 $954,289 $615,539 $569,606 $8,325.934 $7,839,836 $427,503 $913,599 $0,554 80.513 $0.331 $0.308 $0.333 30.293 $414,879 $365,808 $247,638 $218,401 $3,022,626 $2,713,228 $223,153 $532,554 90.035 30.076 $30,000 $2,890 $4.277 $7,168 919,072 $28,779 $80,403 $159,534 $68,498 $149,826 $1,097,755 $1,016,427 $633,082 $586,180 $8,950,016 $8,426,018 $487,006 $1,000,004 90.574 $0,532 90.331 90.307 90.645 ‘$0 304 $441,486 $389,721 $254,608 $224,755 $3,277,233 $2,937,980 $224,740 $563,903 90.036 $0.078 $30,000 $2,890 $4,408 $7.2968 $19,347 $29,178 $84,340 $168,047 $72,269 $158,217 $1,168,237 $1,082,309 $650,946 $603,067 $9,609,962 $9,029,084 $507,286 $1,088,163 90.595 30.551 $0.332 $0.307 $0.387 $0316 $469,655 $414,062 $261,693 $231,218 $3,538,927 $3,169,198 $228,049 $595,778 90.037 $0.081 $30,000 $2,890 $4,538 $7,428 910,631 $20,688 $88,437 $176,957 $76,234 $187,000 $1,242,914 $1,152,147 $669,136 $620,271 $10,279,099 $9,649,356 $548,327 $1,178,070 90.617 90.672 90.332 $0.308 90.370 90.327 $499,470 $441,697 $268,895 $237,793 $3,807,622 $3,408,091 $227,054 $627,885 90.036 $0,083 $30,000 $2,890 $4674 ‘$7,564 $19,923 $30,010 $92,697 $186,279 $80,338 $176,192 $1,322,017 $1,226,163 $687,655 $637,796 $10,966,754 $10,287,151 $500,116 $1,269,717 $0.640 $0.593 $0333 $0.309 90.384 $0.339 $531,020 $470,009 $276,213 $244,478 $4,084,036 $3,651,469 $227,727 $660,203 $0039 $0,085 SCAMMON BAY Diesel + Wind Generation Year 1, Load Requirements kWh Sales kWh Generated kW Demand kWh Generated from Wind KW from Wind kWh Diese! 2. Expenses Capital Cost Wind Generator Debt Service - 20 Yrs 08M kWh /Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$/kwh Variable Non-Fuet Costs $/kwh Variable Non-Fuel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FuelCost Total Power Generation Expenses PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.a. Power Costs Avg. Cost/kwh PW Avg. Cosv/kwh 3b, PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments ‘Accumulated PW PCE Payments 4, Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (ES) (Diese! Fuet Gal Equivalent) Jacket Water Recovery Jacket Water + ES. Capital investment Jacket Water Recovery ES ‘otal Capital Invest. Jacket Water + Es Debt Service Jacket Water, 5% @15 yrs ES, 5% @ 8 yrs Total Debt Service Jacket Water + E.¢ osm ket Water @ 6% of Investment + Inf E.S. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E S. Year sys.L Load Factor . Avg. Eligible PCE kwh Sold as % of Total = 2001 2002 968.471 1,010,709 1,107,285 1,152,208 253 263 0 0 0 0 1,107,285 1,152,208 $0 $0 n8 116 96,286 99,509 $1.13 $1.18 $108,803 $116,043 30.098 $0,101 90.112 $0.12 $108,469 $117,727 $0.168 $0.17 $162,703 $176,591 $271,172 $294,318 $379,975 $411,261 1.000 0.966 $379,975 $397,354 $379,975 $777,329 0.392 $0.407 $0.392 $0,393 $0210 $0.22 $99,656 $107,642 $99,656 $104,002 $99,656 $203,658 0 0 0 ° 0 0 0 0 $0 $0 90 90 $0 $0 $0 $0 $0 $0 $0 90 $0 $0 $0 $0 $0 $0 $0 $0 2001 2002 49% 2003 1,053,820 1,197,842 273 ° 0 1,197,842 so WT 102,749 $1.22 $125,581 $0,105 $0.12 $127,659 $0.18 $191,488 $319,147 $444,728 0.934 $415,159 $1,192,487 $0.422 $0.304 $0.22 $116,162 $108,438 $312,096 co Bes ss sss 888 2004 1,007,802 1,244,176 284 ° oO 1,244,176 so "7 108,008 $127 $134,744 30 108 $0.13 $138,306 $0.19 $207,459 $345,766 $480,510 0.902 $433,302 $1,625,880 $0.438 $0.395 $0.23 $125,245 $112,064 $425,060 co co Bes ss sss sss kWhigal kWhigal year 2020 = ‘Avg. PCE per kwh sold = 2005 2006 1.142.656 1,188,382 1,291,201 1,338,910 295 306 306.015 317.322 56 58 985.187 1021589 $112,000 $116,000 $8,987 $9. 308 $2,800 $2,900 18 119 109.278 112,563 $132 $137 $144,458 $154,754 $0147 $0.151 $0.13 $0.14 $114,233 $123,556 $0.20 $0.20 $171,349 $185,335 $285,582 $308,891 $441,828 $475,853 0.871 0.842 $385,028 $400,656 $2,010,907 $2,411,563 $0.387 $0.400 $0.337 $0.337 $0.24 $0.25 $134,925 $145,236 $117,579 $122,285 $542,639 $664,923 3.490 3,568 6.884 7,063 25.293 25,855 47,913 49,156 $42,117 $42,117 $21,059 $21,059 $63,176 $63,176 $4,058 $4,058 $3,258 $3,258 $7,316 $7,316 $2,527 $2,603 $2,106 $2,169 $6,585 $6,661 $5,364 $5,427 2005 2006 NS 13 $0.21 2007 1,234,980 1,387,294 317 328,789 60 1,058,505 $120,000 $9,629 $3,000 120 115,862 $1.43 $165,661 $0.157 $014 $133,537 0.21 $200,306 $333,843 $512,133 0.814 $416,620 $2,828,183 $0.415 $0.337 $0.26 $156,213 $127,079 $792,003 3.644 7,242 26,409 50,302 $42,117 $21,089 963,176 $4,058 $3,258 $7,316 $2,681 $2,234 $6,739 $5,492 2007 2008 1,282,450 1,436,344 328 340,414 62 1,085,930 $124,000 $9,950 $3,100 124 119,173, $1.49 $177,210 30.162 $0.15 $144,217 $0.22 $216,325 $360,542 $550,803, 0.786 $432,926 $3,261,109 $0.429 90.338 $0.27 $167,895 $131,964 $923,967 3.720 7420 Est. Year 2001 Fuel Cost $/gal . Est, 2001 Non-Fue! Cost $/kwh,Sales = Variable Costs @ 40% NFC . Fixed Costs at 60% NFC . 2009 2010 2011 1,330,792 1,380,006 = 1,430,092 1,486,051 1,536,407 1,587,402 x9 351 362 352,194 364,128 376,214 64 66 69 1,133,857 1,172,278 1,211,188 $128,000 $132,000 $138,000 $10,271 $10,592 $11,073 $3,200 $3,300 $3,450 124 122 12.3 122,494 125,826 129,168 $1.55 $1.61 $1.67 $189,436 = $202,372 $216,056 $0.167 $0.173 $0.178 $0.15 $0.16 $0.17 $155,639 $167,851 $180,901 $0.23 $0.24 $0.25 $233,459 = $251,776 = $271,351 $389,098 = $419,627 $452,251 $592,005 $635,891 $682,830 0.759 0.734 0.709 $449,575 = $466,573 $484,071 $3,710,685 $4,177,258 $4,661,329 90.445 $0.461 $0.47 90.338 $0.338 $0.338 $0.28 $0.29 $0.30 $180,322 $193,535 $207,579 $136,938 $142,003 $147,156 $1,080,905 $1,202,908 $1,350,064 3,794 3,866 3,937 7,597 1773 7,948 27,489 28,016 28,532 52,846 54,062 55,270 $42,117 $42,117 $42,117 $21,059 $21,059 $21,059 $63,176 $63,176 $63,176 $4,058 $4,058 $4,058 $3,258 $3,258 $3,258 $7,316 $7,316 $7,316 $2,844 $2,930 $3,017 $2,370 $2,441 $2,515 $6,902 $6,987 $7,075 $5,628 $5,700 $5,773 2009 2010 2011 $1.13 $0.28 $0.11 $0.17 2012 1,481,080 1,639,020 3m 388,450 " 1,250,579 $142,000 $11,304 $3,550 124 132,517 $1.74 $230,525 $0.184 $0.17 $194,840 $0.28 $292,261 $487,101 $732,570 0.685 $501,771 $5,163,100 $0.495 $0330 $0.31 $222,499 $152,400 $1,502,465 4,007 8.122 29,039 56,470 $42,117 $21,059 $63,176 $4,058 $3,258 $7,316 $3,108 $2,590 $7,166 $5,848 2012 Wind Regime 7 Fuel Inflaction Factor 40% General inflation Factor 3.0% Discount Rate 3.5% 2013 2014 2015 2016 1,632,881 1,585,583 1,639,157 1,693,603, 1,601,270 1,744,141 1,797,609 1,851,673 386 398 410 423 400,833 413,361 426,033 438,048 73 15 78 80 1,200,448 1,330,780 1,371,578 1,412,828 $146,000 $150,000 $156,000 $160,000 $11,715 $12,036 $12,518 $12,839 $3650 $3,750 $3,900 $4,000 124 125 126 127 135,874 139,238 142,608 «= ‘148,982 $1.81 $1.88 $1.96 $2.04 $245,819 $261,981 $279,054 $297,084 90.190 $0.197 $0.203 $0.210 $0.18 $0.19 $0.19 $0.20 $209,725 $225,613 $242,568 $260,648. $0.27 $0.28 $0.29 $0.30 $314,588 $398,420 $263,849 $390,972 $524,314 $564,034 $606.415 $651,620 $785,408 $841,801 $901,887 $965,543 0.662 0.639 oss 0.597 $519,630 $538,251 $557,169 $578,323 $5,682,929 $6,221,181 $6,778,350 $7,354,673 $0512 $0.531 $0.550 $0.70 $0339 = $0.339 = ($0.340 $0,340 $0.32 $0.33 $0.34 $0.35 $238,346 $255,170 $273,024 $201,066 $157,733 $163,156 $168,669 $174,272 $1,060,198 $1,823,354 $1,992,024 $2,166,295 4.076 4143 4,208 4273 8,295 8,468 8,836 8,805 20,635 = 30,021 30496 30,961 57,661 $8843 = 60.016 = 61,179 967,503 $67,503 $67,503 $67,503 $33,751 $33,751 $33,751 $33,781 $101,254 $101,254 $101,254 $101,254 $6,503 $6,503 $6,503 $6,503 $5,222 $5,222 95,222 $5,222 $14,725 $11,725 $11,725 $14,725 $4,050 $4,172 $4,297 $4,426 $3,375 $3,476 ‘$3,581 $3,688 $10,554 $10,675 $10,800 $10,929 $8,697 $8,698 $8,803 2013 2014 2015 Wind Gen $KW $2,000 Waste Heat - investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2017 2018 2019 2020 1,748,921 1,805,111 1,862,173 1,920,107 1,908,324 1,961,554 2,017,354 2,073,716 435 448 461 473 451,709 © 464,888 = 478,113 491,471 82 85 87 90 1,454,525 1,496,668 1,539,241 1,582,245 $164,000 $170,000 $174,000 $180,000 $13,160 $13,641 $13,962 $14,444 $4,100 $4,250 $4,350 $4,500 128 128 129 13.0 149,361 152,744 156,129 159,517 $2.12 $2.20 $2.29 $2.38 $316,119 $336,209 = $357.407 $379,767 90.217 90.225 $0.232 $0.240 $0.21 $0.22 $0.23 $0.24 $279,828 $300,478 $322,376 $345,702 $0.31 $0.33 $0.34 $0.35 $419,802 © $450,718 $483,564 = $518,552 $609,820 $751,196 $805,940 $864,254 $1,033,198 $1,105,296 $1,181,659 $1,262,965 0.577 0.557 0.538 0.520 $505,852 $615,875 $636.159 $656,930 $7,950,525 $8,586,400 $9,202,559 $9,859,498 90.591 $0.612 $0.635 $0658 90.341 $0.341 $0.342 90.342 $0.36 $0.38 $0.39 $0.40 $312,055 $333,354 $355,928 $379,846 $179,064 $185,746 = $191,618 $197,579 $2,346,259 $2,532,005 $2,723,623 $2,921,202 4,396 4456 4514 9,139 9,304 9.467 31416 31,857 32.288 32,708 62,332 63,475 64,807 65,728 $67,503 $67,503 $67,503 967,503 $33,751 $33,751 $33,751 $33,751 $101,254 = $101,254 = $101,254 $101,254 96,503 $6,503 $6,503 $6,503 $5,222 $5,222 $5,222 $5,222 $11,725 $11,725 $11,725 $11,725 $4,558 $4,695 $4,836 $4,981 $3,709 $3,913 $4,030 $4,181 $11,062 $11,199 $11,339 $11,485 $9,021 $9,135 $9,252 $9,373 2017 2018 2019 2020 District Heating System Capital investment $0 Debt Service @ 5%, 15 Years $0 O&M at 10% of Investment + Inflation $0 Total Expenses District Heating $0 tal Expenses Waste Heat+District Heating Jacket Water $0 Jacket Water +€.S, $0 Waste Heat Sales Jacket Water $0 Jacket Water +£.S, so Net Income Jacket Water $0 Jacket Water + S. $0 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $379,975 Jacket Water +E S. $379,975 PW Total Expenses Jacket Water $379,975 Jacket Water +E.S. $379,975 Accumulated PW Total Expenses Jacket Water $379,975 Jacket Water +€.S, $379,975 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +E S. so 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs Avg. Coskwh Jacket Water $0,302 Jacket Water +£.S, $0,392 PW Avg. Costkwh Jacket Water $0.302 Jacket Water +E.S. $0.392 6b. PCE Payments PCE Payment S/kwh Jacket Water $0.210 Jackst Water + S. $0.210 PCE Payments Jacket Water $99,656 Jacket Water + S. $99,656 PW PCE Payments Jacket Water $99,656 Jacket Water +E S. $90,656 Accumulated PW PCE Payments Jacket Water $99,656 Jacket Water +€.S $99,656 Accumulated P.W of PCE Savings Jacket Water $0 Jacket Water +€.S $0 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water $0 Jacket Water +€S. so ssss ss $411,261 $411,261 $397,354 $397,354 $777,329 $777,329 $0 $0 $0.407 $0.407 $0.303 $0.393 $0217 $0217 $107,642 $107,642 $104,002 $104,002 $203,658 $203,658 30 $0 ss ss ssss ss $444,728 $444,728 $415,159 $415,189 $1,192,487 $1,192,487 $0 $0 $0 422 $0.422 $0304 $0 304 90.225 90.225 $116,162 $116,162 $108,438 $108,438 $312,096 $312,096 0 $0 ss ss s8 ssss $480,510 $480,510 $433,392 $433,302 $30,000 $2,890 $3.000 35.890 $12,475 $17,839 $33,436 $63,339 $26,851 $57,075 $414,977 $383,653 $361,628 $334,506 $1,625,880 $1,967,508 $1,625,880 $1,960,386 $0.438 90.438 90 305 $0,305 $0233 $0.233 $125,248 $125,245 $112,964 $112,964 $425,060 $425,060 $0 30 $23,309 $50,522 90.363 90.336 90.316 90.293 90.182 90.156 $102,060 $87,672 $88,940 976,314 $513,009 $501,374 $28,640 $41,285 30.023 $0.051 $30,000 $2,890 $3,090 $5,980 $12,641 $18,068 $35,546 $67,580 $28,886 962,153 $446,967 $413,700 $376,335 $348,324 $2,363,843 $2,308,710 $47,720 $102,853 0.376 $0,348 90.317 90.293 $0188 0.162 $109,532 $94,046 $92,223 $79,184 $606,222 $580,558 $58,701 $84,365 $0.024 $0.052 $30,000 $2,890 $3,183 96.073 $12,812 $18,304 $37,760 $72,052 $31,021 966.559 $481,112 $445,574 $901,365 $362,474 $2,758.227 $2,671,184 $72,956 $156,990 $0.390 90.361 90.317 30.204 30.194 30.167 $117,479 $100,936 $95,569 $82,111 $701,701 $062,669 $00,212 $129,334 $0.025 $0.084 $30,000 $2,890 $3.278 $6,168 $12,988 $18,547 $40,080 $76,763 $33,261 $71,203 9517,541 $479,599 $406,763 $376,961 $3,182,010 $3,048,145 399,090 $212,964 $0.404 90.374 90.317 $0.204 $0.200 90.172 $125,927 $108,265 $800,769 $747,764 $123,198 $176,202 $30,000 $2,890 $3,377 96.267 $42,512 $81,725 $35,610 $76,097 $422,633 $301,787 $3,584,543 $3,430,932 $126,142 $270,783 90.418 90.388 90.318 90.294 90.271 90.242 $176,608 $157,761 $134,118 $119,806 $934,887 $867,570 $126,019 $103,335 $0.027 $0.087 $13,355 $19,055 $45,050 $86,950 $36,071 $81,250 $597,820 $554,641 $438,639 $406,057 $4,023,182 $3,846,689 $154,076 $330,368 $0.433 $0.402 $0.318 30.295 0.281 30.251 $189,712 $169,612 $139,196 $124,450 $1,074,084 $992,020 $128,824 $210,888 $30,000 $2,890 $3,582 $6,472 913,548 $19,320 $47,725 992,448 $40,650 $06,676 9642.181 $596,155 $455,254 $422,625 $4,478,436 $4,269,515 $182,893 $391,614 90.449 $0.417 90.318 30.206 90.201 $0.280 $203,766 $182,341 $144,454 $129,265 $1,218,538 $1,121,285 $131,527 $228,779 30.028 $0.061 $30,000 $2,890 $3,690 $8.580 $13,748 $19,594 $50,515 $98,234 $43,349 $92,385 $689,221 $640,185 $472,070 $438,492 $4,950,515 ‘$4,708,007 $212,585 $455,083 $0 465 $0.432 $0.319 $0296 $0.301 $0.270 $218,623 $195,797 $149,745 $134,110 $1,968,283 $1,255,305 $134,162 $247,060 $0.029 0.062 $30,000 $2,890 $3,800 96.691 917.244 $25,841 953.434 $104,318 $42,880 $95,721 $742,618 $689,777 $401,452 $456,483 $5,441,967 $5,164,490 $240,962 $518,440 $0.484 $0450 $0.321 $0298 90.314 $0.281 $235,967 $211,370 $156,159 $130,881 $1,624,442 $1,305,276 $135,756 $264,922 $0.028 $0.062 $30,000 $2,890 $3,014 $6,805 $17,480 $26,178 $56,485 $110,716 $45,810 $102,017 $795,991 $739,784 $508,960 $473,021 $5,950,927 $5,637,511 $270,254 $583,670 $0.502 $0.467 90.321 30.298 90.325 $0.292 $252,796 $228,632 $161,639 $144,909 $1,686,081 $1,540,186 $137,274 $283,169 $0.029 $0,064 $30,000 $2,890 $4,032 96,922 917,722 $26,525 $59,675 $117,439 $48,675 $108,637 $853,012 $793,250 $526,075 $490,086 $6,477,002 96,127,566 $300,448 $850,784 $0.520 90.484 90.321 90.209 90.337 90.302 $270,677 $242,858 $167,219 $150,033 $1,853,300 $1,690,219 $138,724 $301,805 90.030 $0,066 $30,000 $2,800 $4,153 $7,043 $17,972 $26,882 $63,008 $124,504 $52,079 $115,504 $913,464 $849,949 $545,238 $507,326 $7,023,140 $6,634,893 $331,533 $719,780 $0.539 $0.602 $0.322 $0.300 s0Mo $0.313 $280,697 $260,131 $172,918 $155,270 $2,028,218 $1,845,488 $140,076 $320,807 $0.031 $0 068 $30,000 $2,890 $4.277 $7,168 $18,229 $27,250 $66,488 $131,025 955.426 $122,004 $977,772 $910,295 $963,687 $524,972 ‘$7,587,027 $7,159,865 $363.498 $790,660 $0,659 0.620 $0.322 $0.300 90.362 $0.325 $309,008 $278,497 $178,726 $160,611 $2,204,043 $2,008,099 $141,316 $340,160 0.032 $0.070 $30,000 $2,800 $4,408 $7,296 $18,494 $27,629 $70,121 $139,717 $58,923 $130,582 $1,046,373 $974,714 $583,043 $543,114 $8,170,070 $7,702,979 396.330 $863,421 $0.580 $0.540 $0.323 $0.301 $0.375 $0.337 $331,473 $208,116 $184,698 $166,111 $2,389,641 $2,172,210 $142,364 $359,795 $0.033 $0.072 $30,000 $2,890 $4538 $7,428 $18,768 $28,020 $73,913 $147,896 962,574 $138.644 $1,119,085 $1,043,015 $602,472 $561,519 $8,772,542 $8,264,498 $430,017 $938,061 90.601 $0,580 90.324 $0.302 $0368 90.49 $354,156 $316,745 $190,664 $171,600 $2,580,308 $2,343,811 9143.318 $379,812 $0034 $0.074 $30,000 $2,890 $4,674 $7,564 $19,049 $28,422 $77,869 $156,481 $66,384 $147,108 $1,196,581 $1,115,858 $622,408 $580,420 $9,394,051 $8,844,018 $464,547 $1,014,580 $0.623 $0,581 $0.324 $0.302 $0.402 $0.362 $378,451 $340,874 $196,853 $177,308 $2,777,159 $2,521,118 $144,043 $400,084 $0.035 $0.077 ST. MARYS/PITKAS POINT Sys. Losses 1999 = 15.00% Diesel + Wind Generation Sys. Losses 2020 = 8.00% Load Factor . 0s Avg. Eligible PCE kwh Sold as % of Total = 38% Year 2001 2002 2003 4, Load Requirements kWh Sales 2,609,385 2,665,305 2.721.807 kWh Generated 2,983,397 3,038,448 3.093.787 KW Demand 681 694 706 kWh Generated from Wind ° ° 0 KW from Wind ° ° 0 kWh Diesel 2,983,397 3,038,448 3,093,787 2. Expenses Capital Cost Wind Generator so so $0 Debt Service - 20 Yrs 08M kWh /Gal 97 99 10.0 Gal Fuel 307,567 307,732 307,820 Fuel Cost $/Gat $1.14 $1.19 $1.23 Fuel Cost $350,626 $364,847 $379,673 Fuel Cost$/kwh $0118 © $0.120-$0.123 Variable Non-Fuel Costs $/kwh $0.112 $0.12 $0.12 Variable Non-Fuel Costs $292,261 $310.455 $329,718 Fixed Non-Fuel Costs $/kwh $0.168 $0.17 $0.18 Fixed Non-Fuel Costs $438,377 $465,682 $494,576 Total Non-FuelCost $730,628 $776,137 $824,284 Total Power Generation Expenses $1,061,254 $1,140,984 $1,203,967 2.0 Present Worth (PW) Expenses PW Factor 1.000 0.966 0.934 PW Total Expenses $1,081,254 $1,102,400 $1,123,918 Accumulated PW Total Expenses $1,081,254 $2,163,654 $3,307,569 3. Power Costs & PCE Payments 3.8, Power Costs ‘Avg. Cost/kwh $0414 = $0428 $0,442 PW Avg. Cosvkwh $0414 $0414 = $0.413 ‘3d. PCE Payments PCE Payment $/kwh $0.220 $0.23 90.24 PCE Payment $218,145 $230,618 $243,750 PW PCE Payments $218,145 $222,819 $227,543 Accumulated PW PCE Payments $218,145 $440,964 $668,507 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery 0 ° 0 Jacket Water + ° ° 0 Exhaust Stack Recovery (E.S) (Diese! Fue! Gal Equivalent) Jacket Water Recovery 0 ° o Jacket Water + E.S. 0 0 o Capital Investment Jacket Water Recovery $0 $0 $0 ES. $0 $0 $0 “otal Capital Invest. Jacket Water + E.< $0 $0 $0 Debt Service Jacket Water, 5% @15 yrs $0 $0 $0 ES, 5% @8yrs 30 $0 $0 Total Debt Service Jacket Water + E.S so so so O&M sket Water @ 6% of Investment + Infic $0 so $0 E'S. @ 10% of Investment + Inflation 30 $0 0 Total Expenses Heat Recovery Jacket Water $0 $0 $0 Jacket Water +E.S. $0 $0 $0 Year 2001 2002 2003 2004 2.778.890 3,149,409 119 3,149,409 $0 10.2 308,130 $1.28 $395,128 $0.125 $0.13 $350,098 $0.19 $525,147 $875,245 $1,270,373 0.902 $1,145,604 $4,453,373 $0.457 $0.412 $0.24 $257,572 $232,315 $900,822 Bes ss sss 88s kWhvgal year 2001 kWhigal year 2020 = ‘Avg. PCE per kwh sold = 2005 2006 2.836.555 2.894.801 3.205.307 3.261.476 732 745 208.345 211.996 138 141 2,996.962 3.049.480 $276,000 $282,000 $22,147 $22,628 $6,900 $7,050 104 106 308,359 308,606 $1.33 $1.39 $411,239 $428,031 $0137 $0.140 $0.13 $0.14 $347,500 $368,820 $0.20 $0.20 $521,249 $553,231 $868,749 $922,051 $1,309,035 $1,379,761 0.871 0.842 $1,140,748 $1,161,722 $5,594,121 $6,755,843 $0.481 90.477 $0.402 $0.401 $0.25 $0.26 $272,119 $287,426 $237,136 $242,005 $1,137,958 $1,379,964 11,198 11,042 20.773 (20,624 81,145 80,015 144,975 143,896 $92,606 $92,606 $46,303 $46,303 $138,910 $138,910 $8,922 $8,922 37,164 $7,164 $16,086 $16,086 $5,556 $5,723 $4,630 $4,769 $14,478 $14,645 $11,794 $11,933 2005 2006 Est. Year 2001 Fuel Cost $/gal = 97 Est. 2001 Non-Fuel Cost $/kwh,Sales = 13 Variable Costs @ 40% NFC = Fixed Costs at 60% NFC . $0.22 2007 2008 2009 2010 2011 2.953.628 3,013,037 3,073,027 3,133,598 3,194,751 3.317,009 3,374,601 3,431,547 3,488,739 3,546,174 758 770 783 797 810 215664 = 219,349 223,051 226,768 = 230,501 143 146 148 151 153 3.102.245 3.155.252 3,208,496 3,261,971 3,315,672 $286,000 $292,000 $296,000 $302,000 $306,000 $22,949 $23,431 $23,752 $24,233 $24,554 $7,150 $7,300 ‘$7,400 $7,550 $7,650 10.7 10.9 WA 1.3 14 308,870 309,149 309,442 309,748 310,066 $1.44 $1.50 $1.56 $1.62 $1.69 $445,533 $463,773 $482,781 $502,589 $523,229 $0.144 $0.147 $0.150 30.154 $0.158 $0.14 $0.15 $0.15 $0.16 $0.17 $391,968 $415,210 $440,416 $467,060 $495,222 $0.21 $0.22 $0.23 30.24 $0.25 $587,052 $622,815 $660,623 $700,590 $742,833 $978,420 $1,038,024 $1,101,039 $1,167,651 $1,238,055 $1,454,053 $1,532,528 $1,614,972 $1,702,023 $1,793,489 0614 0.786 0.759 0.734 0.709 $1,162,873 $1,204,553 $1,226,429 $1,248,827 $1,271,438 $7,938,716 $9,143,269 $0.402 $0.500 $0.526 0.543, $0,561 $0.400 $0,400 $0.399 0.399 $0,398 $0.27 $0.28 $0.29 $0.30 $0.31 $303,532 $320,474 = $338,295 $357,037 $376,744 $246,923 $251,800 $256,905 $261,969 $267,081 $1,626,887 $1,878,777 $2,135,682 $2,397,651 $2,664,732 10,886 10,731 10,576 10,421 10,265 20,477 20,330 20,184 20,038 19,893 78,887 77,760 76,635 75,511 74,387 142823 141,754 140,890 139,629 138,571 $92,606 $92,606 $92,606 $92,606 $92,606 $138,910 $138,910 $138,910 $138,910 $138,910 $8,922 $8,922 $8,922 $8,922 $8,922 $7,164 $7,164 $7,164 $7,164 $7,164 $16,086 $16,086 $16,086 $16,086 $16,086 $5,895 $6,072 $6,254 $6,441 $6,635 $4,912 $5,060 $5,211 $5,368 $5,529 $14,817 $14,994 $15,176 $15,363 $15,557 $12,078 $12,224 $12,376 $12,532 $12,693 2007 2008 2009 2010 2011 $114 $0.28 $0.11 $0.17 2012 3,256,485 3,603,843 823 234,250 156 3,369,594 $312,000 $25,036 $7,800 116 310,304 $1.75 $544,735 $0.162 $0.17 $524,983 $0.26 $787,475 $1,312,458 $1,890,029 0.685 $1,294,567 $0.580 0.398 $0.32 $397,465, $272,242 $2,936,974 10,110 19,748 73,264 137,516 $92,606 $46,303 $138,910 $8,922 $7,164 $16,086 $6,834 $5,695 $15,756 $12,859 2012 2013 3,318,800 3,661,743 836 238,013 158 3,423,729 $316,000 $25,357 $7,900 11.8 310,733 $1.83 $567,143 30.166 $0.18 $556,430 90.27 $834,645 $1,391,076 $1,991,475 0.662 $1,317,925 $10,369,698 $11,618,525 $12,889,963 $14,184,530 $15,502,455 '$0.600 $0.397 $0.33 $419,249 $277,452 $3,214,426 9,955 19,604 72,140 136,462 $132,582 $66,291 $198,874 $12,773 $10,257 $23,030 $7,955 $6,629 $20,728 $16,886 2013 Wind Regime Fuel Inflaction Factor General Inflation Factor Discount Rate 2014 3,381,697 3,719,867 849 241,791 161 3,478,075 $322,000 $25,838 $8,050 12.0 311,080 $1.90 $590,488 $0.170 $0.19 $589,655 $0.28 $884,482 $1,474,137 $2,098,513 0.639 $1,341,798 2015 3,445,175 3,778,209 863 245,584 163 3,532,625 $326,000 $26,159 $8,150 12.4 311,436 $1.97 $614,809 $0.174 $0.19 $624,752 $0.29 $937,128 $1,561,880 $2,210,998 0.618 $1,365,914 $16,844,253 $18,210,167 $0.621 $0.397 $0.34 $442,146 $282,710 $3,497,136 9,800 19,459 71,016 135,409 $132,582 $66,291 $198,874 $12,773 $10,257 $23,030 $8,194 $6,828 $20,967 $17,085 2014 $0.642 $0.306 $0.36 $466,211 $288,017 $3,785,152 9,645 19,315 69,890 134,387 $132,582 $66,291 $198,874 $12,773 $10,257 $23,030 $8,439 $7,033 $21,213 $17,290 2015 4 4.0% 3.0% 3.5% 2016 3,509,234 3,836,763 876 249,390 166 3,587,373 $332,000 $26,641 $8,300 123 311,798 $2.05 $640,146 90.178 $0.20 $661,823 $0.30 $992,735 $1,654,558 $2,329,645 0.597 $1,390,543 $19,600,710 90.664 $0.396 $0.37 $491,500 $293,372 $4,078,524 9,489 19,171 68,764 133,306 $132,582 $66,291 $198,874 $12,773 $10,257 $23,030 $8,693 $7,244 $21,466 $17,501 2016 2017 3,573,875 3,895,524 689 253,209 168 3,642,315 $336,000 $26,962 ‘$8,400 125 312,168 $2.14 $666,540 $0.183 $0.21 $700,975 $0.31 $1,051,462 $1,752,437 $2,454,339 0.577 $1,415,432 $21,016,142 30.687 30.306 $0.38 $518,073 $298,776 $4,377,300 9.334 19,027 67.636 132,255 $132,582 $66,291 $198,874 $12,773 $10,257 $23,030 $8,953 $7,461 $21,727 $17,718 2017 Wind Gen SiKW Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat 2018 3,639,097 3,954,485 903 257,042 1 3,697,444 $342,000 $27,443 $8,550 127 312,543 $2.22 $694,034 $0.188 $0.22 $742,318 $0.33 $1,113,477 $1,855,795 $2,585,822 0.557 $1,440,830 $22,456,972 $0.711 $0,306 $0.39 $545,991 $304,229 $4,681,529 9,178 18,882 66,506 131,203 $132,582 $66,201 $198,874 $12,773 $10,257 $23,030 $9,222 $7,685 $21,995 $17,942 2018 2019 3,704,900 4,013,642 916 (260,887 173 3,752,755 $346,000 $27,764 $8,650 128 312,922 $2.31 $722,873 $0.193 $0.23 $785,970 $0.34 $1,178,956 $1,964,926 $2,724,013 0.538 $1,466,503 $23,923,474 $0.735 $0.396 $0.41 $575,319 $309,730 $4,991,258 9,022 18,738 65,375 130,150 $132,582 $66,291 $196,874 $12,773 $10,287 $23,030 $9,499 $7,916 $22,272 $18,172 2019 $2,000 $100 $150 2020 3,771,285 4,072,988 930 264,744 176 3,808,244 $352,000 $28,245 ‘$8,800 13.0 313,307 $2.40 $752,503 $0.198 $0.24 $832,056 $0.35 $1,248,084 $2,080,139 $2,869,687 0.520 $1,492,684 $25,416,159 $0.761 $0.396 $0.42 $606,125 $315.279 $5,306,538 8,865 18,594 64,242 129,096 $132,582 966,291 $198,874 $12,773 $10,257 $23,030 $9,784 $8,153 $22,557 $18,410 2020 District Heating System Capital Invastmentt $o $0 Debt Service @ 5%, 15 Years $0 so 08M at 10% of Investment + Inflation $0 $0 Total Expenses District Heating $0 $0 tal Expenses Waste Heat+ District Heating Jacket Water $0 $0 Jacket Water +€.S $0 $0 Waste Heat Sales Jacket Water $0 $0 Jacket Water +€.S $o so Net Income Jacket Water so 30 icket Water +E S. $o $0 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $1,081,254 $1,140,984 Jacket Water +E.S. $1,081,254 $1,140,984 PW Total Expenses Jacket Water Jacket Water +E.S. $1,081,254 $1,102,400 $1,081,254 $1,102,400 Accumulated PW Total Expenses Jacket Water Jacket Water +€.S. $1,081,254 $2,183,654 $1,081,254 $2,183,654 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 $0 Jacket Water +E S. $0 $0 6, Power Costs & PCE Payments with Waste Heat Offset 6. Power Costs Avg. Cosvkwh Jacket Water $0414 $0.428 Jacket Water +E S. $0414 $0428 PW Avg. Costkwh Jacket Water $0414 $0.414 Jacket Water +E S. $0414 $0.414 6b. PCE Payments PCE Payment $/kwh Jacket Water $0220 $0.228 Jacket Water +S. $0220 $0.28 PCE Payments Jacket Water $218,145 $230,618 Jacket Water +E S. $218,145 $230,618 PW PCE Payments Jacket Water $218,145 $222,810 Jacket Water +E.S. $218,145 $222,619 Accumulated PW PCE Payments Jacket Water $218,145 $440,964 Jacket Water +E.S. $218,145 $440,064 ‘Accumulated P.W of PCE Savings Jacket Water $0 $0 Jacket Water +E S $0 $0 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water $0 $0 Jacket Water +S. $0 $0 $0 $0 $30,000 $0 $o $2,890 $0 $0 $3,000 $0 $0 $5,890 $0 $0 = -$20.369 $0 $0 = $32,163 $0 $0 $108.218 30 $0 $193,345 $0 $0 © $93,740 $0 $0 $161,551 $1,203,967 $1,270,373 $1,215,205 $1,203,967 $1,270,373 $1,127,484 $1,123,016 $1,145,804 $1,059,059 $1,123,916 $1,145,804 $962,537 $3,307,569 $4,453,373 $5,512,432 $3,307,569 $4,453,373 $5,435,010 $0 so $81,689 30 $0 $158,211 90.442 $0,457 $0.428 $0442 © $0457 -$0.307 90.413 $0.412 90.373 $0.413 $0.412 $0.346 90236 $0244 $0.233 90.236 $0.244 $0.204 $243,750 $257,572 $251,543 $243,750 $257,572 $219,843 $227,543 $232,315 $219,208 $227,543 $232,315 $191,581 $668,507 $900,822 $1,120,027 $668,507 $900,822 $1,092,403 $0 $0 $17,931 $0 $0 $45,555 $0 $0 $0.03 $0 $0 $0,064 $30,000 $2,890 $3,090 $5,980 $20,625 $32,559 $110,979 $199,582 $96,334 $187,648 $1,283,427 $1,192,113 $1,080,611 $1,003,727 96,593,043 $6,439,637 $162,800 $316,206 $0.443 $0.412 $0.373 $0.347 90.242 $0.212 $266,431 $233,467 $224,328 $196,573 $1,344,355 $1,286,976 $35,608 $90,988 $0.033 $0.065 $30,000 $2,890 $3,183 $6,073 $20,890 $32,966 $113,791 $206,016 $98,974 $193,940 $1,355,078 $1,260,113 $1,102,357 $1,025,103 $7,695,400 $7,464,740 $243,316 $473,976 30.459 $0.427 $0.373 $0.347 90.251 $0.21 $282,043 $247,761 $229,442 $201,554 $1,573,798 $1,490,529 $53,089 $136,358 0.034 $0.066 $30,000 $2,890 $3,278 $6,168 $21,162 $33,386 $116,653 $212,654 $101,660 $200,430 $1,430,860 $1,332,006 $1,124,650 $1,047,017 $8,820,050 98,511,787 $323,219 $631,512 $0.475 $0,442 $0.373 $0,347 $0.261 $0.230 $298,672 $262.9 $234,675 $206,649 $1,808,473 $1,697,179 $70,304 $181,508 $0.034 30.067 $30,000 $2,890 $3,377 $6,267 $21,442 $33,618 $110,564 $219,500 $104,368 $207,124 91,510,584 $1,407,648 91,147,185 $1,089,136 $9,067,205 $9,580,693 $402,493 $788,805 $0 492 $0458 $0.373 $0.348 90.281 30.249 $328,168 $201,081 $249,216 $221,050 $2,057,688 $1,918,229 $77,094 $217,453 $0.034 $0.067 $30,000 $2,890 $3,478 $6,368 $21,731 $34,263 $122,523 $226,550 $107,159 $214,027 $1,504,664 $1,487,007 $1,170,201 $1,001,789 $11,137,406 $10,672,682 $481,119 $945,843 $0,509 $0.47 $0.373 $0.348 $0.292 $0.260 $347,700 $309,121 $255,119 $226,812 $2,312,808 $2,145,041 $84,845 $252,610 $0.034 $0,068 $30,000 $2,890 $3,582 $6,472 $22,020 $34,722 $125,527 $233,836 $109,971 $221,143 $1,683,518 $1,572,346 $1,193,478 $1,114,666 $12,330,884 $11,787,348 $559,079 $1,102,615 $0.527 30.492 $0.374 $0349 $0.303 $0.270 $368,296 $328,163 $261,002 $232,641 $2,573,608 $2,377,682 $90,834 $287,050 $0034 30.069 $30,000 $2,890 $3,690 $6,580 $22,335 $35,194 $128,576 $241,337 $112,821 $228,478 $1,777,208 $1,661,551 $1,217,291 $1,138,072 $13,548,175 $12,925,420 $636,356 $1,259,110 $0,546 $0510 $0.374 $0340 $0.315 $0.281 $389,997 $348,244 $267,128 $238,528 $2,841,025 $2,616,210 $95,950 $320,764 $0.035 $0.070 $30,000 $30,000 $2890 $2,890 $3,800 $3,914 $6,691 $6,805 $27,419 $27,771 $44,305 $44,856 $131,068 $134,801 $249,087 $257,032 $110,940 $113,834 $232,181 $239,947 $1,880,535 $1,984,670 $1,759,204 $1,858,566 $1,244,807 $1,260,012 $1,164,271 $1,188,375 $14,792,682 $16,061,603 $14,080,692 $15,278,006 $709,774 $782,560 $1,412,764 $1,566,187 $0.567 $0.587 $0.530 $0.550 90.375 $0.375 $0,351 $0,351 $0320 © $0.341 90.204 $0,306 $414,602 $438,696 $370,624 $393,169 $274,370 $280,504 $245,405 $251,304 $3,115,304 $3,995,809 $2,861,615 $3,113,009 $00,031 $101,237 $352,811 $384,126 $0.033 $0,034 $0.070 $0.071 $30,000 $2,890 $4,032 $6,922 $28,135 $45,424 $137,971 $265,237 $116,758 $247,947 $2,004,240 $1,063,081 $1,203,783 $1,212,737 $17,355,477 $16,490,804 $854,691 $1,719,364 $0.608 0.870 $0376 $0.352 $0,354 $0.318 $464,096 $416,737 $286,710 $257,452 $3,682,609 $3,370,462 $102,544 $414,691 $0.034 $0.072 $30,000 $2,890 $4,153 $7,043 $28,500 $46,009 $141,177 $273,687 $110.799 $2,209,933 $2,073,458 $1,319,068 $1,237,627 $18.674,565 $17,728,431 $926,145 $1,872,279 $0.630 $0,501 $0.376 $0,353 $0,368 $0.331 $490,843, $441,576 $292,980 $263,572 $3,975,588 $3,634,034 $102,936 $444,490 $0.034 $0.073 $30,000 $2,890 $4,277 $7,168 $28,804 $46,612 $144,416 $282,390 $122,689 $264,672 $2,331,649 $2,189,667 $1,344,676 $1,262,704 $20,019,241 $18,991,225 $996,901 $2,024,917 $0.652 $0613 $0.376 $0.353 $0,382 80.344 $519,019 $467,763 $299,321 $269,762 $4,274,910 $3,903,706 $102,390 $473,504 90.034 $0.074 $30,000 $2,890 $4,406 $7,208 $29,201 $47,233 $147,684 $201,349 $125,689 $273,408 $2,460,133 $2,312,414 $1,370,795 $1,288,486 $21,390,036 $20,279,711 $1,086,936 $2,177,261 $0.676 $0635, $0.377 $0,354 $0.307 $0.358 $548,683 $495,356 $305,728 $276,014 $4,580,638 $4,179,810 $100,801 $601,718 $0.035 $0.075 $30,000 $30,000 $2,800 $2,890 $4,538 $4,674 $7,428 $7,564 $29,700 $30,121 $47,872 $48,531 $150,979 $154,296 $300,572 $310,064 $128,707 $131,739 $282,400 $291,654 $2,595,306 $2,737,949 $2,441,613 $2,578,033 $1,397,212 $1,424,160 $1,314,469 $1,340,970 $22,787,248 $24,211,408 $21,504,180 $22,935,159 $1,136,226 $1,204,781 $2,329,204 $2,481,000 $0,701 $0.726 30.659 ‘$0,684 90.377 $0.378 $0,355 $0.356 0.412 $0428 $0.373 $0.387 $579,920 $612,799 $524,437 $565,070 $312,207 $318,751 $282,337 $288,723 $4,802,844 $5,211,595 $4,482,147 $4,750,870 $08,414 $94,942 $520,111 $555,668 90.035 0.035, 0.076 $0.077 Toksook Bay Diesel + Wind Generation Year 1. Load Requirements kWh Sales kWh Generated kW Demand kWh Generated from Wind KW from Wind kWh Diese! 2. Expenses Capital Cost Wind Generator Debt Service - 20 Yrs O&M kWh /Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$/kwh Variable Non-Fuel Costs $/kwh le Non-Fuel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fual Costs Total Non-FuelCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.8, Power Costs Avg. CosUkwh PW Avg. Costkwh 3b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments 4, Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jackal Water + Exhaust Stack Recovery (E.S) (Diese! Fue! Gal Equivalent) Jacket Water Recovery Jackel Water + E.S Capital investment Jacket Water Recovery ES “otal Capital Invest. Jacket Water + E.t Debt Service Jacket Water, 5% @15 yrs ES, 5% @8 yrs Total Debt Service Jacket Water + E.S 08M sket Water @ 6% of Investment + Inf E.S. @ 10% of Investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +€.S. Year Sys. Losses 1999 = Sys. Losses 2020 = Load Factor s ‘Avg. Eligible PCE kwh Sold as % of Total = 2001 2002 1,146,489 1,187,694 1,310,819 1,353,971 299 309 ° 0 0 0 1,310,819 1,353,971 $0 so 109 11.0 120,259 122,971 $127 $1.32 $152,728 $162,420 30.117 $0.120 $0112 $0.12 $128,407 $138,343 $0168 $0.17 $192,610 $207,514 $321,017 $345,856 $473,745 $508,276 1.000 0.966 $473,745 $491,088 $473,745 $964,833 $0413 $0.428 $0413 $0.413 $0200 $0.2 $116,942 $125,385 $116,942 $121,145 $116,942 $238,087 0 ° ° ° ° ° ° ° $0 $0 $0 $0 $0 $0 $0 $0 90 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 2001 2002 15.00% 8.00% 05 51% 2003 1,229,623 1,397,671 319 ° 0 1,397,671 $0 Wd 125,678 $1.37 $172,635 $0.124 $0.12 $148,956 $0.18 $223,433 $372,389 $545,024 0.934 $508,786 $1,473,619 $0.443 $0.414 $0.21 $134,355 $125,422 $363,508 eo Zee ee see 888 2004 1,272,278 1,441,915 329 0 0 1,441,915 so 12 128,380 $1.43 $183,401 $0.127 $0.13 $160,288 $0.19 $240.431 $400,719 $584,121 0.902 $526,843 $2,000,462 $0.459 90.414 $0.22 $143,881 $129,772 $493,281 oo Bee $s sss S88 kWhigal year 2001 = kWhvgal year 2020 = Avg. PCE per kwh sold = 2005 1,315,658 1,486 694 339 352.346 64 1,134,347 $128,000 310.271 $3,200 113 131,077 $1.49 $194,744 $0.172 $0.13 $131,528, $0.20 $197,292 $328,821 $537,036 0.871 $467,996 $2,468,458 $0.408 $0.356 $0.23 $153,994 $134,197 $627,478 4378 8,448 31,724 58,857 $46,627 $23,313 $69,940 $4,492 $3,607 $8,099 $2,798 $2,331 $7,290 $5,938 2005 2006 1,359,764 1,532,001 350 363,084 66 1,168,917 $132,000 $10,592 $3,300 15 133,768 $1.55 $206,692 $0.17 $0.14 $141,375 $0.20 $212,063 $353,438 $574,022 0.842 $483,311 $2,951,769 $0.422 $0.355 $0.24 $164,727 $138,696 $766,174 4,422 8,576 32,045 59,735 $46,627 $23,313 $69,940 $4,492 $3,607 $8,099 $2,882 $2,401 $7,374 $6,008 2006 10.9 13 $0.20 2007 1,404,595 1,577,828 360 373,945 68 1,203,883 $136,000 $10,913 $3,400 11.6 136,453 $1.61 $219,274 $0.182 $0.14 $151,878 $0.21 $227,816 $379,694 $613,281 0.814 $498,904 $3,450,674 $0.437 $0.355 $0.25 $176,114 $143,269 $909,442 4,485 8,701 32,352 60,598 $46,627 $23,313 $69,940 $4,492 $3,607 $8,099 $2,968 $2,473 $7,460 ‘$6,080 2007 2008 1,450,151 1,624,169 371 384,928 70 1,239,241 $140,000 $11,234 $3,500 117 139,131 $1.67 $232,520 $0.188 $0.15 $163,076 $0.22 $244,613 $407,689 $654,943 0.786 $514,779 $3,965,453 90.452 $0.355 $0.25 $188,190 $147,915 $1,057,358 4,505 8,825 32,644 61,444 $46,627 $23,313 $69,940 $4,492 $3,607 $8,099 $3,057 $2,548 $7,549 $6,155 2008 Est. Year 2001 Fuel Cost $/gal Est. 2001 Non-Fuel Cost S/kwh,Sales Variable Costs €@ 40% NFC Fixed Costs at 60% NFC 2009 1,496,432 1,671,016 382 396,031 72 1,274,985 $144,000 $11,555 $3,600 11.8 141,801 $1.74 $248,462 $0.193 $0.15 $175,011 $0.23 $262,517 $437,528 $699,146 0.759 $530,939 $4,496,392 $0.467 $0.355 $0.26 $200,993 $152,636 $1,209,994 32,921 62,274 $48,627 $23,313 $69,940 $4,492 $3,607 $8,099 $3,149 $2,624 $7,641 $6,231 2009 2010 1,543,439 1,718,362 392 407,252 7) 1,311,110 $148,000 311,876 $3,700 11.9 144,464 $1.81 $261,134 $0.199 $0.16 $187,729 $0.24 $281,594 $469,323 $746,033 0.734 $547,388 $5,043,780 0.483 90.355 $0.27 $214,562 $157,431 $1,367,425 4579 9,065 33,183 63,067 $46,627 $23,313 $69,940 $4,492 $3,607 $8,099 $3,243 $2,703 $7,735 $6,310 2010 2011 1,591,172 1,766,201 403 418,590 78 1,347,611 $152,000 $12,197 $3,800 120 147,119 $1.88 $276,570 $0.205 $0.17 $201,277 $0.25 $901,915 $503,191 $795,758 0.709 $564,128 $5,607,908 $0.500 90.355, $0.28 $228,940 $162,300 $1,529,724 4613 9,181 33,430 63,883 $46,627 $23,313 $69,940 $4,492 $3,607 $8,099 $3,341 $2,784 $7,833 $6,391 2011 $127 $0.28 $0.11 $0.17 2012 1,639,629 1,814,523 44 430,042 78 1,384,481 $156,000 $12,518 ‘$3,900 12.4 149,765 $1.96 $292,807 $0.211 $0.17 $215,702 $0.26 $323,554 $539,256 $848,481 0.685 $581,163 $6,189,071 $0.517 $0.354 $0.29 $244,168 $167,242 $1,696,966 4,845, 9.296 33,662 64,663 $46,627 $23,313 $69,940 $4,492 $8,099 $3,441 $2,867 $7,933 $6,474 2012 2013 1,688,812 1,863,323 425 441,607 81 1,421,715 $162,000 $12,999 $4,050 122 152,403 $2.03 $309,662 $0.218 $0.18 $231,060 $0.27 $346,589 $577,649 $904,580 0.662 $598,636 ‘$6,787,707 0.536 30.354 $0.30 $260,295 $172,259 $1,869,225 4875 9,407 33,879 65,428 $72,189 $36,094 $108,283 $6,955, $5,585 $12,539 $4,331 $3,609 $11,286 $9,194 2013 Wind Regime 7 Fuel Inflaction Factor 40% General inflation Factor 3.0% Discount Rate 3.5% 2014 2015 2016 1,738,720 1,789,354 1,840,713 1,912,592 1,962,325 2,012,513 437 448 459 453,284 465,071 476,966 83 85 87 1,459,308 1,497,254 1,535,547 $166,000 = $170,000 $174,000 $13,320 $13,641 $13,962 $4,150 $4,250 350 123 124 2.8 155,031 157,650 160,250 $2.11 $2.20 $2.29 $327,835 $346,708 $366,544 30.225 $0.232 $0.239 $0.19 $0.19 $0.20 $247,403 $264,782 $263,288 $0.28 $0.29 $0.30 $371,105 = $397,189 $424,933 $618,508 = $661,981 $708,221 $963,814 $1,026,580 $1,093,077 0.639 0.618 0.597 $616,267 $634,203 $652,447 $7,403,974 $8,038,177 $8,690,624 $0 554 30.574 $0.504 $0.354 $0,384 $0.354 $0.31 $0.32 $0.34 $277,367 = $295,435 $314,551 $177,349 = $182,514 $187,753 $2,046,575 $2,229,089 $2,416,841 4,703 4,729 4,753 9,517 9,624 9,729 34,081 34,268 34,440 66,173 68,902 67,614 $72,189 $72,189 $72,189 $36,094 $36,094 $36,004 $108,283 = $108,283 $108,283 $6,955 $6,955 $6,955 $5,585, $5,585 $5,585 $12,539 $12,539 $12,530 $4,461 $4,595 $4,733 $3,718 $3,829 $3,044 $11,416 $11,550 $11,688 $9,302 $9,414 $9,529 2014 2015 2016 2017 1,892,797 2,063,149 47 488,966 89 1,574,182 $178,000 $14,283 $4,450 12.7 162,858 $2.38 $387,387 30.246 $0.21 $302,956 $0.31 $454,434 $757,391 $1,163,511 0.577 $671,004 $9,361,628 $0615 $0355 $0.35 $334,773 $193,065 $2,609,907 4774 9,831 34,597 68,309 $72,189 $36,094 $108,283 $6,955 $12,530 $4,875 $4,062 $11,830 $9,647 2017 Wind Gen SKW $2,000 ‘Waste Heat - investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2018 2019 2020 1,945,608 1,999,141 2,053,402 2,114,225 2,165,736 2,217,674 483 494 506 501,071 513,279 525,589 91 94 6 1,613,154 1,852,457 1,692,085 $182,000 $188,000 $192,000 $14,604 $15,086 $15,407 ‘$4,550 $4,700 $4,800 12.8 129 13.0 185,446 168,024 170,590 $2.47 $2.57 $2.68 $409,286 $432,289 $456,448 30.254 $0.262 $0.270 $0.22 $0.23 $0.24 $323,065 $346,088 $369,700 $0.33 $0.34 $0.35 $485,798 $519,131 $554,551 $809,663 $865,219 $924,251 $1,238,103 $1,317,294 $1,400,906 0.857 0.538 0.520 $689,676 $709,180 $728,689 $10,051,503 $10,760,683 $11,489,372 90.636 $0.659 $0.682 $0.355 $0.355 $0.355 $0.36 $0.37 $0.38 $356,157 $378,765 — $402,662 $198,452 $203,912 $209,447 $2,808,358 $3,012,271 $3,221,718 4.794 4812 4.827 9.931 10,029 10,124 34.739 34,866 4.978 68,987 69,647 70,281 $72,189 $72,189 $72,189 $108,283 © $108,283 $108,283 96,955, $6,955 $6,955 $5,585 $5,585 $5,585 $12,539 $12,539 $12,539 $5,021 $5,172 $5,327 $4,184 $4,310 $4,439 $14,976 $12,127 $12,282 $9,769 $9,894 $10,024 2018 2019 2020 District Heating System Capital Investmentt $0 $0 Debt Service @ 5%, 15 Years $0 $0 O&M at 10% of Investment + Inflation $0 $0 Total Expenses District Heating $0 $0 tal Expenses Waste Heat+District Heating Jacket Water $0 so Jacket Water +E:S. $0 so Waste Heat Sales Jacket Water $0 so Jacket Water +E S. $0 so Net Income Jacket Water $0 $0 Jacket Water +€.S so so 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $473,745 $508,276 Jacket Water +E S. $473,745 $508,276 PW Total Expenses Jacket Water $473,745 $491,088 Jacket Water +E S, $473,745 $491,088 Accumulated PW Total Expenses Jacket Water $473,745 $964,833 Jacket Water +E.S. $473,745 $964,833 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 so Jacket Water +E.S. $0 $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.8 Power Costs ‘Avg. Cost/kwh Jacket Water $0413 $0.428 Jacket Water +E.S $0413 $0.428 PW Avg. Costkwh Jacket Water $0413 $0.413 Jacket Water +E.S. $0413 $0.413 6b. PCE Payments PCE Payment $/kwh Jacket Water $0.200 $0.207 Jacket Water +E S. $0.200 $0.207 PCE Payments Jacket Water $116,942 $125,385 Jacket Water +E.S. $116,942 $125,385 PW PCE Payments Jacket Water $116,942 $121,145 Jacket Water +€.S, $116,942 $121,145 Accumulated PW PCE Payments Jacket Water $116,942 $238,087 Jacket Water +£.S, $116,942 $238,087 Accumulated P.W of PCE Savings Jacket Water $0 so Jacket Water +E.S $0 $0 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water $0 $0 Jacket Water +€S. $0 $0 sees $0 $0 $0 90 $545,024 $545,024 $508,786 $508,786 sess sé so 90 $584,121 $584,121 $526,843 $526,843 $1,473,619 $2,000,462 $1,473,619 $2,000,462 $0 $0 30.443 30.443 $0414 80.414 $0214 30.214 $134,355 $134,355 $125,422 $125,422 $363,508 $363,508 $0 9% ss $0 $0 $0.459 $0.459 $0414 $0.414 $0.222 $0.222 $143,881 $143,881 $129,772 $129,772 $493,281 $493,281 $0 30 $30,000 $2,890 $3,000 $5,890 $13,180 $19,118 $47,132 $87,444 $39,643 $81,506 $407,183 $455,530 $433,275 $306,968 $2,433,738 $2,397,431 $34,721 $71,028 $0.378 30.346 $0.329 $0.302 30.166 30.136 $111,690 $91,504 $97.331 $79,740 $590,612 $573,021 $36,866 $54,457 $0.030 $0.062 $30,000 $2,890 $3,090 $5,980 $13,354 $19,362 $49,514 $92,300 $42,141 $86,281 $531,681 $487,731 $447,830 $410,656 $2,881,567 $2,808,087 $70,202 $143,683 $0.301 $0.359 $0.329 30.302 $0.172 $0.141 $119,309 $97,918 $100,455 $82,445 $691,067 $655,466 $75,107 $110,708 $0.031 $0.063 $30,000 $2,890 $3,183 $6,073 $13,533 $19,614 $51,988 $97,378 $44,528 $91,297 $568,753 $521,964 $462,681 $424,634 $3,344,248 $3,232,721 $108,425 $217,953 90.405 90.372 90.329 $0.302 30.178 $0.148 $127,304 $104,734 $103,635 $85,201 $794,702 $740,667 $114,740 $168,775 $0.032 30.065 $30,000 $2,890 $3,278 $6,168 $13,718 $10,872 $54,555 $102,687 $47,008 $96,532 $607,937 $558,411 $477,833 $438,906 $3,822,081 $3,671,627 $143,372 $293,827 $0.419 $0.385 $0.330 $0.303 90.184 90.151 $135,969 $111,974 $106,871 $88,011 $901,573 $828,677 $155,785 $228,680 $0.032 $0.067 $30,000 $2,890 $3,377 $6,267 $13,908 $20,139 $67,219 $108,237 $49,678 $102,006 $649,568 $597,140 $493,289 $453,475 $4,315,371 $4,125,102 $181,022 $371,201 90.434 $0.399 90.330 $0.303 30.254 30.221 $193,024 $168,523 $147,268 $127,978 $1,048,841 $956,656 $161,153 $253,338 $0.033 $0.068 $30,000 $30,000 $30,000 $2,890 $2,890 $2,890 $3,478 $3,582 $3,690 $6,368 $6,472 $6,580 $14,103 $14,305 $14,513 $20,413 $20,606 = $20,087 $59,081 $62,645 $65,813 $114,036 $120,085 $126,424 $52,246 © $85,013 $57,880 $107,726 $113,704 $119,049 $693,787 $740,746 $790,601 $638,307 $682,084 $728,531 $509,053 $525,129 $541,518 $468,346 $483,621 $499,004 $4,824,424 $5,349,553 $5,891,071 $4,593,447 $5,076,968 $5,575,972 $219,356 $258,356 $296,000 $450,333 $530,940 $613,099 $0.450 $0.486 $0.482 90.414 $0.429 90.444 $0.330 90.330 $0.330 $0.303 90.304 $0.304 $0.264 $0273 30.283 0.229 90.238 30.248 $207,438 $221,795 $237,043 $180,557 $193,359 $206,971 $152,203 $157,235 $162,362 $132,480 $137,076 $141,764 $1,201,044 $1,356,279 $1,520,641 $1,089,136 $1,226,212 $1,367,975 $166,380 $171,445 $178,326 $276,289 $303,612 $328,991 30.034 $0.035 $0.035 $0.070 30.071 $0.073 $30,000 $2,890 $3,800 36.691 $17,977 $27,171 $68,887 $133,032 $57,601 $123,838 $846,980 $780,742 $560,517 $516,682 $6,451,588 $6,092,654 $336,119 $695,053 90.502 90.462 $0.332 30.308 30.296 90.259 $254,910 $222,818 $168,695 $147,457 $1,689,336 $1,518,432 $179,889 $353,793 $0.034 $0.073 $30,000 $2,890 $3,914 $6,805 $18,221 $27,523 $72,070 $139,931 $60,653 $130,629 $903,160 $833,185 $577,484 $532,742 $7,029,072 $6,625,396 $374,901 $778,578 $0.519 $0.479 $0.332 30.306 $0.307 30.269 $272,105 $238,202 $173,985 $152,307 $1,863,321 $1,667,740 $183,254 $378,835 $0.035 $0.075 $30,000 $2,890 $4,032 $6,922 $18,472 $27,686 $75,364 $147,132 963.614 $137,718 $962,767 $888,862 $504,780 $549,123 $7,623,682 $7,174,519 $414,325 $863,658 $0.638 $0,407 $0.332 $0.307 30.318 30.279 $290,350 $254,543 $179,373 $187,252 $2,042,604 $1,824,992 $186,305, $404,007 $0.036 $0.077 $78,772 $154,646 $67,064 $145,118 $1,025,903 $947,959 $612,405 $565,628 $8,236,258 $7,740,347 $454,366 $950,277 $0.557 $0.515 $0.333 $0.307 $0.330 $0.290 $309,702 $271,895 $184,858 $162,201 $2,227,552 $1,987,283 $189,290 $420,558 $0.036 $0.079 $82,206 $162,485 $70,466 $162,838 $1,093,045 $1,010,673 $630,365 $582,861 $8,866,623 $8,323,208 $495,005 $1,038,420 30.577 90.534 90.333 $0.308 $0.342 30.301 $330,109 $280,200 $190,376 $167,360 $2,417,928 $2,154,643 $191,979 $455,264 $0.037 $0.081 $30,000 $2,890 $4,408 $7,206 $19,272 $29,041 $85,939 $170,661 $73,963 $160,893 $1,164,140 $1,077,210 $648,663 $600,226 $9,515,206 $8,923,433 $536,217 $1,128,070 $0.508 30.554 $0.333 $0.309 $0.355 $0.312 $351,664 $309,747 $196,080 $172,592 $2,613,988 $2,327,235 $194,371 $481,123 $0.038 $0.083 $30,000 $2,890 $4,538 $7,428 $19,556 $29,449 $89,704 $179,188 $77,877 $169,203 $1,230,717 $1,148,001 9067,415 $618,039 $10,182,701 $9,541,472 $577,982 $1,219,211 $0.620 90.874 90.334 30.309 $0.368 90.324 $375,023 $330,587 $201,898 $177,975 $2,815,886 $2,505,210 $196,385 $507,061 30.039 $0.085 $30,000 $2,890 $4,674 $7,564 $19,646 $29,870 $93,692 $188,077 $81,310 $178,053 $1,319,596 $1,222,853 $686,395 $636,074 $10,869,097 $10,177,548 $620,276 $1,311,826 $0.643 $0.596 $0.334 $0.310 $0.381 $0.337 $399,452 $352,580 $207,777 $183,397 $3,023,663 $2,688,607 $198,056. $533,111 $0.040 $0.087 TUNUNAK Sys. Losses 1999 = Diesel + Wind Generation Sys. Losses 2020 = Load Factor - Avg. Eligible PCE kwh Sold as % of Total = 2001 2002 oad Requirements kWh Sales 750,166 767,178 kWh Generated 857,690 874,883 kW Demand 196 200 kWh Generated trom Wind ° ° KW from Wind ° ° kWh Diese! 857,690 874,583 2. Expenses Capital Cost Wind Generator so $0 Debt Service - 20 Yrs O&M kWh /Gal 11.0 4.4 Gai Fuel 77,972 78,754 Fuel Cost $/Gal $1.22 $1.27 Fuel Cost $95,128 $99,923 Fual Cost$/kwh $0111 $0114 Variable Non-Fuel Costs $/kwh $0.112 $0.12 Variable Non-Fuel Costs $84,019 $89,361 Fixed Non-Fuel Costs $/kwh $0,168 $0.17 Fixed Non-Fuel Costs $126,028 $134,041 Total Non-FuelCost $210,048 $223,402 Total Power Generation Expenses $305,172 $323,325 2.8 Present Worth (PW) Expenses PW Factor 1,000 0.966 PW Total Expenses $305,172 $312,301 Accumulated PW Total Expenses $305,172 $617,564 3, Power Costs & PCE Payments 3.8, Power Costs Avg. Cosvkwh $0407 $0.421 PW Avg. Costkwh $0407 $0407 3b. PCE Payments PCE Payment $/kwh $0.200 $021 PCE Payment $75,017 $79,403 PW PCE Payments $75,017 $76,718 Accumulated PW PCE Payments $75,017 $151,734 4, Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery ° ° Jacket Water + 0 0 Exhaust Stack Recovery (E.S) (Diese! Fuel Gal Equivalent) Jacket Water Recovery ° ° Jacket Water + ES. 0 ° Capital investment Jacket Water Recovery $0 30 es. $0 30 “otal Capital Invest. Jacket Water +E! so $0 Debt Service Jacket Water, 5% @15 yrs $0 90 ES, 5% @8 yrs $0 $0 Total Debt Service Jacket Water + E.S $0 $0 8M sket Water @ 6% of Investment + Infic $0 $0 E.S. @ 10% of Investment + Inflation $0 $0 Total Expenses Heat Recovery Jacket Water $0 $0 Jacket Water +E S, $0 $0 Year 2001 2002 15.00% 8.00% os 11.2 79,527 $1.92 $104,940 $0.118 $0.12 $95,015 $0.18 $142,623 $237,638 $342,478 0.934 $319,707 $937,271 $0.437 $0,408 $0.21 $84,021 $78,435 $230,169 Bee ss see 88s 2004 801,674 908 564 207 ° ° 908.564 $0 1.3 80,292 $1.37 $110,187 $0.121 $0.13 $100,999 $0.19 $151,498 $252,497 $362,684 0.902 $327,120 $1,264,301 90.452 $0.408 $0.22 $88,883 $80,167 $310,337 $0 $0 $0 ee ss sss kWhvgal year 2001 = kwhigal year 2020 = ‘Avg. PCE per kwh sold = 2005 819,158 925,649 2i1 219,379 40 706,270 $80,000 $6,419 $2,000 114 81,048 $1.43 $115,673 $0.164 $0.13 $81,892 $0.20 $122,839 $204,731 $328,824 0871 $286,551 $1,550,041 $0.401 $0.350 $0.23 $94,000 $81,916 $392,252 2.687 5,204 19.473 36.249 $26,901 $13.450 $40,351 $2,592 $2,081 $4,673 $1,614 $1,345 $4,206 $3,426 2005 2008 836,800 942,795 215 223,442 a1 719,352 $82,000 $6,580 $2,050 11.5 81,795 $1.48 $121,410 $0.169 $0.14 $87,002 $0.20 $130,504 $217,506 $347,545 0.842 $292,624 $1,843,565 $0.415 90.350 $0.24 $99,386 $83,680 $475,932 2.685 6,225 19,460 392 $26,901 $13,450 $40,351 $2,592 $2,061 $4,673 $1,662 $1,385, $4,254 $3,466 2006 "1 13 $0.20 2007 854,599 960,000 219 227,520 42 732,480 $84,000 $6,740 $2,100 11.6 82,534 $1.54 $127,407 $0.174 $0.14 $92,407 $0.21 $138,611 $231,018 $967,265 0814 $298,770 $2,142,335 $0.430 0.350 $0.25 $105,052 $85,460 $561,392 2.683 6,246 19,442 36.527 $26,901 $13,450 $40,351 $2,592 $2,081 $4673 $4,712 $1,427 $4,304 $3,508 2007 872,555 977,282 231,611 42 745,651 $84,000 $6,740 $2,100 WT $133,676 90.179 $0.18 $98,123 $0.22 $147,184 $245,306 $387,823 0.786 $304,825 $2,447,160 90.444 90.349 $0.25 $111,013 $87,258 $648,648 2.680 5,285 19,419 654 $26,901 $13,450 $40,351 $2,502 $2,081 $4,673 $1,764 $1,470 $4,355 $3,551 Est. Year 2001 Fuel Cost S/gal . Est. 2001 Non-Fuel Cost $/kwh,Sales = Variable Costs @ 40% NFC . Fixed Costs at 60% NFC . 2009 2010 2011 890.669 908,939 927,368 994,580 1,011,952 1,028,378 27 231 235 235,716 299,833 (243,963 43 “4 45 758,865 © 772,119 785,416 $6,901 $7,081 $7,222 $2,160 $2,200 $2,250 11.8 11.9 12.4 83,987 84,701 85,407 $1.87 $1.74 $1.81 $140,220 $147,078 $184,236 $0185 —$0.190 $0.196 $0.15 $0.16 $0.17 $104,186 $110,555 $117,308 $0.23 $0.24 $0.25 $156,249 $165,832 $175,962 $280.415 $276,387 $293,270 $409,695 $432,726 $456,978 0.759 0.734 0.709 $311,127 $317,505 $323,961 $2,758,287 $3,075,702 $3,399,752 $0460 $0476 = $0.493 $0.49 $0.349 $0.349 $0.26 $0.27 $0.28 $117,264 $123,679 $130,814 $89,067 $90,894 $92,737 $737,715 $828,609 $921,345 2,876 2671 2.866 5,284 5,301 5,318 19,390 19,356 19,317 36,775 36,996 $26,901 $26,901 t $13,450 $13,450 $13,450 $40,351 $40,351 $40,351 $2,592 $2,592 $2,592 $2,081 $2,081 $2,081 $4673 $4673 $4673 $1817 $1,871 $1,927 $1,514 $1,559 $1,606 $4,408 $4,463 $4,519 $3,595 $3,640 $3,687 2009 2010 2011 $122 90.28 $0.11 $0.17 2012 945,953 1,046,855 230 248,105 45 798,750 $90,000 $7,222 $2,250 122 86,105 $1.88 $161,717 $0,202 $0.17 $124,445 $0.26 $186,668 $311,114 $482,302 0.685 $330,351 $3,730,103 $0510 $0.49 $0.29 $138,108 $94,595 $1,015,041 2,660 5.333 19.273 37,096 $26,901 $13,450 $40,351 $2,592 $2,081 $4,673 $1,085 $1,654 4577 $3,735 2012 2013 964,696 1,064.381 243 252.258 “a 812,123 $92,000 $7,382 $2,300 123 86,705 $1.95 $169,533 30.209 90.18 $131,988 $0.27 $197,981 $329,969 $509,185 0.662 $336,970 $4,067,073 90.528 $0 349, 90.30 $145,772 $96.470 $1,112,410 2653 5.48 19,223 37.190 $38,682 $10,341 $58,023 $3,727 $2,992 96.719 $2,321 $1,934 $6,048 $4,927 2013 Wind Regime Fue! inflaction Factor General inflation Factor Discount Rate 2014 963,596 1,081,956 247 256,423 a7 825,532 $94,000 $7,543 $2,350 124 67,477 $2.03 $177,700 90.215 $0.19 $139,956 $0.28 $209,935 $349,691 $537,484 0.639 $343,670 $4,410,742 90.546 $0.349 $0.31 $153,830 $98,360 $1,210,770 2,645 5,361 19,169 397.277 $38,682 $19,341 $58,023 $3,727 $2,992 $6,719 $2,391 $1,992 $6,117 $4,985 2014 2015 1,002,654 1,099,577 251 260,600 48 838,977 $96,000 $7,703 $2,400 125 88,152 $2.11 $186,233 90.222 $0.19 $148,375 $0.29 $222,562 $370,937 $567,274 0.618 $350,451 $4,761,194 $0.566 $0.350 $0.32 $162,299 $100,265 $1,311,035 2.637 5,374 19,110 37,387 $58,023 $3,727 $2,992 $6,719 $2,462 $2,052 96,189 $5,044 2015 7 40% 3.0% 3.5% 2016 1,021,868 1,117,242 255 284,786 48 852,456 $96,000 $7,703 $2,400 1268 88,818 $2.20 $195,148 $0.229 $0.20 $157,267 $0.30 $235,900 $393,167 $598,418 0.597 $357,190 $5,118,384 0.586 $0.350 30.34 $171,190 $102,187 $1,413,222 19,046 37,431 $38,682 $19.34 $58,023 $3,727 $2,992 $6,719 $2,536 $2,113 $6,263 $5,108 2016 2017 1,041,241 1,134,953 259 268,984 “0 885,069 $0.35 $180,550 $104,124 $1,517,348 2619 5,307 18,977 37.499 $38,682 $10,341 $58,023 93.727 $2,992 $6,719 $2,612 $2,177 36.330 $5,169 2017 Wind Gen SKW Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 1,080,770 1,080,457 1,152,703 1,170,495 263 287 273,191 277,407 50 51 879,513 893,088 $100,000 $102,000 $8,024 $8,185 $2,500 $2,550 128 129 90,129 90,773 $2.38 $2.47 $214,186 $224,345 $0,244 $0.251 $0.22 $0.23 $176,576 $187,047 $0.33 $0.34 $264,863 $280,570 $441,439 $487,617 $666,149 $702,697 0.887 0538 $371,181 $378,305 $5,853,708 $6,232,013 $0628 © $0.650 $0,350 $0350 $0.36 $0.37 $190,374 $200,694 $106,077 $108,048 $1,623,423 $1,731,489 2,609 2.598 5,407 5.418 18,904 18,828 37,560 037,618 $38,682 $38,682 $19,341 $19,341 $58,023 $58,023 $3,727 $3,727 $2,992 $2,992 96.719 $6,719 $2,691 $2,771 $2,242 $2,309 $6,417 $6,498 $5,235 $5,302 2018 2019 $2,000 $100 $150 1,100,301 1,188,325 2m 281,633 51 906.692 $102,000 $8,185 $2,550 13.0 91,410 $2.57 $234,955 $0.259 $0.24 $198,101 $0.35 $297.152 $495,253 $740,943 0.520 $385,408 $6,617,419 $0673 $0.350 $038 $211,533 $110,030 $1,841,499 2,587 5,425 18,743 37,885 $38,682 $19,341 $58,023 $3,727 $2,992 96.710 $2,854 $2,379 $6,581 $5,371 District Heating System Capital investmentt so Debt Service @ 5%, 15 Years $0 O&M at 10% of Investment + Inflation $0 Total Expenses District Heating $0 tal Expenses Waste Heat+District Heating Jacket Water $0 Jacket Water +€.S. $0 Waste Heat Sales Jacket Water $0 Jacket Water +€.S. so Net Income Jacket Water $0 Jacket Water +E S. $0 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $305,172 Jacket Water +E S $308,172 PW Total Expenses Jacket Water $305,172 Jacket Water +E S. $305,172 Accumulated PW Total Expenses Jacket Water $305,172 Jacket Water +E.S. $305,172 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +E S. $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.8, Power Costs ‘Avg. Coskwh Jacket Water $0.407 Jacket Water +E.S. $0.407 PW Avg. Costkwh Jacket Water $0.407 Jacket Water +€.S, $0407 6.b. PCE Payments PCE Payment $/kwh Jacket Water $0.200 Jacket Water +E.S, $0.200 PCE Payments Jacket Water $75,017 Jacket Water +E S. $75,017 PW PCE Payments Jacket Water $75,017 Jacket Water +E.S. $78,017 Accumulated PW PCE Payments Jacket Water $75,017 Jacket Water +E.S. $75,017 Accumulated P.W of PCE Savings Jacket Water $0 Jacket Water +€.S. $0 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water $0 Jacket Water +ES $0 esses ss ss $323,325 $323,325 $312,301 $312,301 $617,564 $617,564 $0 $0 $0.421 $0.421 $0.407 $0.407 $0.207 $0.207 $79,403 $79,403 $76,718 $76,718 $151,734 $151,734 $0 $0 ss ssss ss $0 $0 $342,478 $342,478 $319,707 $319,707 $937,271 $937,271 $0 $0 0.437 30.437 $0.408 30.408 $0214 30.214 $84,021 $84,021 $78,435 $76,435 $230,169 $230,169 $0 $0 ss ssee $362,684 $362,684 $327,120 $327,120 91,264,301 $1,264,301 $0 $0 90.452 $0.452 $0.408 $0.408 $0.222 $0.222 $88 683 $88,883 $80,167 $80,167 $310,337 $310,337 $0 $0 $30,000 $2,690 $3,000 $5,890 $10,096 $13. 522 $27 792 $51.736 $23 586 $48 310 $305,238 $280,514 $265,997 $244,451 $1,530,388 $1,506,842 $20,554 $42,009 $0.373 90.342 $0325 $0.208 30.168 30.139 $68,615 $56,872 $59,794 $49,560 $370,131 $359,897 $22,121 $32,356 $0.029 $0.059 $30,000 $2,890 $3,090 $5,980 $10,234 $13,701 $26 885 354017 $24.631 350.550 $322,915 $296,095 $271,885 $250,062 $1,802,273 $1,758,904 $41,292 $84,661 90.386 $0.358 $0.328 30.200 $0.173 90.144 $72,476 $60,165 $61,023 $50,687 $431,154 $410,554 $44,778 $65,379 $0.029 30.060 $30,000 $2,890 $3,183 96.073 $10,377 $13,885 $30.013 $56,386 $25,709 $52,878 $341,556 $314,387 $277,856 $255,754 $2,080,129 $2,014,658 $62,206 $127,678 90.400 90.368 90.325 $0.299 90.179 90.149 $76,538 963,633 962,284 $51,765 $493,418 $462,319 $67,974 $99,073 $0.030 $0.062 $30,000 $2,890 $3,278 $6,168 $10,524 $14,075 $31,176 $58,846 $26,820 $55,296 $361,002 $332,527 $283,745 $261,363 $2,363,874 $2,276,021 $83,287 $171,138 $0414 $0.381 90.325 $0.300 90.185 90.154 960,711 967,185 $63,438 $2,807 $556,856 $515,126 $91,792 $133,522 $0.031 30.063 $30,000 $2,890 $3,377 96,287 910.675 $14,270 $32,375 $61,402 $27,966 $57,807 $381,728 $351,687 $289,889 $267,227 $2,653,762 $2,543,248 $104,528 $215,039 90.429 90.305 $0325 $0.300 90.285 $0.223 $113,701 990,526 $86,346 975,581 $643,202 $590,708 $94,513 $147,007 30.031 $0.065 $30,000 $2,890 $3,478 $6,368 $10,831 $14,471 $33,611 $64,056 $29,148 $60,415 $403,578 $372,311 $296,118 $273,176 $2,049,880 $2,816,424 $125,911 $250,367 90.444 $0.410 $0.3268 $0.301 $0.285 $0.232 $120,338 $105,485 $88,205 $77,398 $731,497 $668,105 $97,111 $160,503 $0.032 $0.066 $30,000 $2,890 $3,582 $6,472 $10,991 $14,678 $34,884 966.811 $30,365, $63,124 $426,613 $393,854 $302,434 $279,211 $3,252,314 $3,005,635 $147,438 $304,117 $0.480 30.425 $0.326 90.301 $0,275 $0.24 $127,333 $111,773 $90,289 $79,238 $821,766 $747,343 999.579 $174,002 $0.033 $0.068 $30,000 $2,890 $3,690 $6.580 $11,187 $14,892 $36,198 $69,672 $31,620 $65,936 $450,682 $418,365 $308,693 $285,188 $3,561,007 $3,380,823 $169,006 $349,280 30.476 0.440 30.326 $0.301 $0.285 0.250 $134,714 $118,414 $92,272 $81,107 $914,038 $828,450 $101,903 $187,490 $0.033 $0.070 $30,000 $2,890 $3,800 96,691 $12,738 $17,665 $37,548 $72,641 $31,500 $67,715 $477,684 $441,470 $316,123 $292,187 $3,877,131 $3,672,980 $189,942 $304,093 30.495 30.458 30.328 $0.303 $0.297 90.261 $143,153 $125,051 $94,736 $83,352 $1,008,774 $911,802 $103,636 $200,608 30.033 $0.070 $30,000 $2,800 $3,014 $6,805 $12,922 $17,906 $38,940 $75,724 $32,822 $70,730 $504,662 $466,745 $322,683 $208,430 $4,199,814 $3,971,419 $210,920 $439,323 90.513 $0.475 $0.328 $0.303 0.308 $0271 $181,341 $133,330 $96,768 $85,252 $1,105,542 $997,054 $105,228 $213,715 $0.033 $0.072 ‘$30,000 $2,800 $4,032 $6,922 913,114 918,155 $40,372 $78,922 $34,183 973,878 $533,001 $493,396 $320,334 $304,811 $4,520,147 $4,276,230 $232,046 $484,064 $0.532 $0.492 $0.328 $0.304 $0319 $0.281 $169,966 $141,111 $98,824 $87,178 $1,204,366 $1,084,230 $108,669 $226,805 $0.034 $0.074 $30,000 $2,890 $4,163 $7,043 $13,306 $18,412 $41,846 $82,242 $35,584 $77,136 $562,835 $521,282 $335,051 $311,148 $4,865,008 $4,587,378 $253,286 $531,006 $0.551 $0.510 $0.329 $0.304 $0.331 $0.202 $169,057 $149,320 $100,908 $89,128 $1,305,275 91,173,358 $107,947 $239,064 90.035 0.075 $30,000 $2,890 $4277 $7,168 $13,506 $18,676 $43,363 $85,686 $37,024 $80,517 $594,305 $550,902 $342,791 $317,709 $5,207,889 $4,905,087 $274,638 $577,440 $0.571 30.829 $0.329 30.308 $0.343 $0.303 $178,623 $157,064 $103,013 $91,099 $1,408,287 $1,264,456 $109,059 $252,890 30.036 $0.077 $30,000 $2,890 $4,408 $7,206 $13.713 $18,948 $44,923 $89,260 $38,506 $84,025 $627,643 $582,124 $349,725 $324,362 $5,587,614 $5,229,449 $296,004 $624,259 $0.592 $0.549 $0.330 30.308 $0.356 $0.315 $168,604 $187,072 $105,141 $93,093 $1,513,428 $1,367,550 $109,006 $265,873 $0.036 $0.079 $30,000 $2,890 $4,638 $7,428 $13,926 $19,228 $46,827 $92,967 $40,029 $87,665 $062,068 $615,032 $366,755 $331,109 $5,914,369 $5,560,558 $317,644 9671,455 90.613 90.660 90.330 90.306 90.369 90.327 $199,206 $176,669 $107,203 $08,112 $1,620,722 91,452,661 $110,747 $278,807 $0.037 $0.081 $30,000 $2,890 $4,674 $7,564 $14,145 $19,516 $48,176 $96,812 $41,595 $91,441 $699,349 $649,503. $363,770 $337,843 $6,278,139 $5,896,401 $339,280 $719,018 90.636 0.590 $0331 $0.307 $0,383 $0.340 $210,463 $186,787 $109,474 $07,158 $1,730,195 $1,549,820 $111,304 $291,670 $0.038 $0.083 WITHOUT WIND GENERATION Summary - Continued Diesel Gen. in Villages+W.H. Capture Year Akiachak kWh Sales Power Costs Akiak kWh Sales Power Costs Aniak kWh Sales Power Costs Atmautiuak kWh Sales Power Costs Chefornak kWh Sales Power Costs Kipnuk kWh Sales Power Costs Kongiganak kWh Sales Power Costs Kotlik kWh Sales Power Costs Kwethiuk kWh Sales Power Costs Kwigillingok kWh Sales Power Costs Napaskiak kWh Sales Power Costs Newtok kWh Sales Power Costs Nightmute kWh Sales Power Costs Sheldon Point kWh Sales Power Costs Tuluksak kWh Sales Power Costs Tuntutuliak kWh Sales Power Costs Alakanuk kWh Sales Power Costs Chevak kWh Sales Power Costs Eek 2005 1,092,066 $0.439 923703 $0.245 2658927 $0.504 645651 $0.322 645651 $0.311 1677698 $0.221 821063 $0.303 1523211 $0.282 1197162 $0.264 540767 $0.390 771282 $0.384 425355 $0.649 486698 $0.455 507514 $0.302 471944 $0.320 828938 $0.383 1605688 $0.401 1779473 $0.402 2006 1,129,789 $0.455 956589 $0.254 2729673 $0.524 677828 $0.334 677828 $0.321 1728711 $0.230 852816 $0.313 1576813 $0.292 1245071 $0.273 556074 $0.404 804398 $0.398 447160 $0.674 507208 $0.472 525712 $0.313 499187 $0.329 857701 $0.398 1651983 $0.417 1842443 $0.418 2007 1,168,135 $0.472 990035 $0.263 2801255 $0.544 710784 $0.346 710784 $0.332 1780475 $0.238 885167 $0.324 1631324 $0.303 1293905 $0.283 571529 $0.419 838210 $0.413 469509 $0.700 528137 $0.489 544210 $0.324 527141 $0,339 887136 $0.414 1698928 $0.433 1906503 $0.434 2008 1,207,106 $0.489 1024042 $0.272 2873675 $0.565 744519 $0.359 744519 $0.342 1832982 $0.247 918115 $0.335 1686744 $0.314 1343664 $0.293 587130 $0.435 872718 $0.428 492402 $0.728 549484 $0.506 563010 $0.336 555808 $0,349 916975 $0.430 1748523 $0.450 1971655 $0.450 2009 1,246,700 $0.508 1058608 $0.282 2946932 $0 587 779032 $0.372 779032 $0.354 1886261 $0.256 951661 $0.347 1743074 $0.326 1394349 $0.304 602877 $0.451 907922 $0.444 515839 $0.756 §71250 $0.525 582112 $0.348 585186 $0.360 947308 $0.446 1784770 $0.467 2037897 $0.468 2010 1,286,919 $0.526 1093734 $0.293 3021027 $0.609 814324 $0.386 814324 $0.368 1940281 $0.265 985803 $0.359 1800313 $0.337 1445959 $0.314 618772 $0.468 943822 $0.460 539820 $0.786 593435 $0.544 601514 $0.360 615276 $0.371 978134 $0.464 1843667 $0.485 2105229 $0.486 2011 1,327,761 $0.546 1129421 $0.303 3095959 $0.633 850395 $0.400 850395 $0.378 1995054 $0.275 1020543 $0.372 1858462 $0.350 1498495 $0.326 634813 $0.485 980418 $0.477 564345 $0.817 616038 $0.563 621218 $0.373 646079 $0.383 1009453 $0.482 1893215 $0.504 2173652 $0.505 2012 1,369,228 $0.566 1165667 $0.315 3171728 $0.658 887244 $0.415 887244 $0.391 2050579 $0.285 1055881 $0.385 1917520 $0.363 1551955 $0.337 651001 $0.503 1017709 $0.495 580414 $0.849 639061 $0.584 641224 $0.387 677593 $0.305 1041265 $0.501 1943413 $0,524 2243166 $0.524 2013 1,411,318 $0.589 1202473 $0.217 3248335 $0.684 924872 $0.432 924872 $0.406 2106855 $0.297 1091816 $0.400 1977487 $0.378 1606341 $0.351 667335 $0.523 1055697 $0.515 615027 $0.884 662501 $0.608 661530 $0.403 709820 $0.409 1073571 $0.522 1984262 $0,545 2313771 $0.546 2014 1,454,032 $0.611 1239840 $0.217 3325779 $0.711 963279 $0.448 963279 $0.420 2163884 $0.308 1128348 $0.414 2038364 $0.391 1661653 $0,364 683816 $0,543 1084381 $0.535 641184 $0.019 686361 $0.630 682138 $0.417 742758 $0.422 1106370 $0.542 2045762 $0.567 2385466 $0.567 2015 1,497,371 $0.634 1277766 $0.218 3404060 $0.738 1002464 $0.465 1002464 $0.435 2221665 $0.319 1185477 $0.429 2100149 $0.406 1717889 $0.377 700444 $0.563 1133761 $0.554 667885 $0.955 710639 $0.653 703048 $0.432 776408 $0.436 1139662 $0.563 2097912 $0.589 2458252 $0.589 2016 1,541,333 $0.658 1316252 $0.218 3483179 $0.767 1042429 $0.482 1042429 $0.450 2280197 $0.331 1203204 $0.444 2162845 $0.421 1775051 $0.300 717218 $0.584 1173837 $0.575 695129 $0.992 735336 $0.677 724258 0.448 810771 $0.450 1173448 $0.585 2150713 $0.611 2532129 $0.612 2017 1,585,920 $0.683 1355299 $0.218 3563135 $0.797 1083171 $0.500 1083171 $0.466 $0.344 1241528 $0.460 2226449 $0.436 1833139 $0.404 734139 $0.606 1214609 $0.597 722918 $1.031 760451 $0.702 745770 $0.464 845845 $0.465 1207727 $0.608 2204165 $0.635 2607096 $0.635 2018 1,631,130 $0.708 1394905 $0.219 3643928 $0.828 1124693 $0.519 1124693 $0.482 2399519 $0.356 1280449 $0.476 2290963 $0.452 1892151 $0.419 751207 $0.629 1256077 $0.619 751251 $1,072 785985 $0.728 767584 $0.481 881632 $0.480 1242500 $0.631 2258268 $0.660 2683154 $0.660 2019 1,676,965 $0.735 1435071 $0.219 3725559 $0.860 1166993 $0.538 1166993 $0.499 2460307 $0.370 1319968 $0.493 2356386 $0.469 1952089 $0.434 768421 $0.653 1298240 $0.642 780128 $1,114 811938 $0,784 789698 $0.499 918130 $0.496 1277765 $0,656 2313021 $0.685 2760302 $0.686 2020 1,723,423 $0.763 1475798 $0.219 3808026 $0.893 1210071 $0.558 1210071 $0.517 2521848 $0.383 1360084 $0,511 2422719 $0.487 2012953 $0.450 785782 $0.677 1341100 $0.668 809549 $1,157 838310 $0.782 812114 $0.517 955341 $0.513 1313524 $0.681 2368425 $0.712 2838542 $0.712 09/07/2001 kWh Sales Power Costs Emmonak kWh Sales Power Costs Goodnews Bay kWh Sales Power Costs Hooper Bay kWh Sales Power Costs Kasigluk Nunapitchuk kWh Sales Power Costs Marshall kWh Sales Power Costs Mekoryuk kWh Sales Power Costs Pilot Station kWh Sales Power Costs Quinhagak kWh Sales Power Costs Russian Mission kWh Sales Power Costs Scammon Bay kWh Sales Power Costs ‘St Marys Pitkas Point kWh Sales Power Costs Toksook Bay kWh Sales Power Costs Tununuk kWh Sales Power Costs Kalskag Upper Lower kWh Sales Power Costs Akiachak sales*cost kwhs Akiak ‘sales*cost Aniak sales*cost 654129 $0.414 2764251 $0.402 713306 $0.421 2633178 $0.404 2660299 $0.110 1031541 $0.400 826023 $0.409 2583417 $0.403 1403053 $0.408 1353988 $0.411 749570 $0.408 1142656 $0.403 2836555 $0.409 1315658 $0.414 765968.053 $0.453 1163633 ‘$0.407 $479,217 1,092,066 $226,240 923,703 672005 $0.430 2845863 $0.418 733909 $0.436 2727370 $0.419 2751829 $0.128 1053859 $0.416 838546 $0.425 2642799 $0.418 1451609 $0.423 1396828 $0.426 776896 $0.423 1188382 $0.419 2894801 $0.424 1359764 $0.429 769918.568 $0.470 1202055 $0.423 $514,065 1,129,789 $242,751 956,589 690107 $0.446 2928619 $0.434 754806 $0.453 2823199 $0.435 2844891 $0.145 1076414 $0.432 851160 $0.441 2702856 $0.434 1500986 $0.439 1440333 $0.442 804707 $0.439 1234980 $0.435 2953628 $0.439 1404595 $0.445 773869.079 $0.488 1241096 $0.439 $551,174 1,168,135 $260,333 990,035 $1,341,030 $1,429,749 $1,523,823 2,658,927 2,729,673 2,801,255 708436 $0.463 3012518 $0.450 775996 $0.470 2920666 $0.452 2939487 $0.162 1099206 $0.449 863865 $0.458 2763587 $0.451 1551184 $0.456 1484501 $0.459 833003 0.456 1282450 $0.451 3013037 90.456 1450151 $0.462 777819.592 $0.507 1280756 $0.456 $590,677 1,207,106 $279,050 1,024,042 726982 $0.481 3097562 $0.468 797479 $0.488 3019770 $0.469 3035616 $0.178 1122236 $0.466 876660 $0.476 2824993 $0.468 1602203 $0.473 1529334 $0.477 861784 $0.473 1330792 $0.468 3073027 $0.473 1498432 $0.480 781770.105 $0.527 1321035 $0.474 $632,717 1,246,700 $298,968 1,058,608 745775 $0,500 3183750 $0.486 819256 $0.506 3120511 $0.487 3133278 $0.194 1145503 $0.485 889546 $0.495 2887074 $0.486 1654044 $0.492 1574830 $0.495 891051 $0.492 1380006 $0.486 3133598 $0.491 1543430 $0.408 785720.618 $0.547 1361932 $0.492 $877,443 1,266,919 $320,157 1,083,734 $1,623,553 $1,729,257 $1,841,270 2,873,675 2,946,932 3,021,027 764784 $0.519 3271082 $0.505 841326 $0.525 3222890 $0.506 3232474 $0.209 1169008 $0.503 902522 $0.514 2949830 $0.505 1706706 $0.510 1620991 $0.514 920803 $0,510 1430082 $0.505 3194751 $0.50 1591172 90.517 789671.132 $0.568 1403448 $0.511 $725,012 1,327,761 $342,682 1,120,421 $1,959,943 3,005,959 784019 $0,539 3350558 $0.524 863689 $0.545 3326905 $0.525 3333203 $0.225 1182750 $0.523 915589 $0.534 3013260 $0.524 1760190 $0.530 1667815 $0.534 951041 $0.530 1481050 $0.524 3256485 $0.528 1639629 $0.536 793621.645 $0.590 1445583 $0.531 $775,582 1,369,228 $366,650 1,165,667 $2,085,650 3,171,728 803482 $0,561 3449178 90.546 886345 $0.567 3432559 $0.547 3435465 $0.242 1216729 $0.545 928747 $0.556 3077365 $0.546 1814495 $0.552 1715304 $0.556 981763 $0.552 1532881 $0.546 3318800 $0.549 1688812 $0.558 797572.158 $0.613 1488336 $0.553 $831,504 1,411,318 $260,781 1,202,473 $2,223,140 3,248,335 823171 $0.582 3539942 $0.567 909295 $0.589 3539849 $0.568 3639261 $0.258 1240948 $0.568 941996 $0.577 3142145 $0.567 1869621 $0.573 1763458 $0.577 1012972 $0.573 1585583 $0.567 3381697 $0.570 1738720 $0.580 801522.671 $0.637 1531708 $0.574 $888,747 1,454,032 $269,272 1,239,840 $2,364,135 3,325,778 843087 $0.605 3631850 $0.589 932539 $0.611 3648777 $0,590 3644590 $0.273 1265399 $0.588 955335 $0.600 3207599 $0.589 1925569 $0.594 1812273 $0.599 1044665 $0.594 1639157 $0.589 3445175 $0.591 1789354 $0.602 805473.184 $0,661 1575698 $0.596 $949,467 1,497,371 $277,932 1,277,768 $2,513,400 3,404,060 3724901 $0.612 956075 $0.634 3759342 $0.612 3751453 $0.289 1290091 $0.611 968765 $0.623 3273728 $0.611 1982337 $0.617 1861753 $0.622 1076844 $0.617 1693603 $0.611 3509234 $0.614 1840713 $0.625 809423.697 $0.687 1620308 $0.620 $1,013,058 1,541,333 $286,761 1,316,252 $2,671,301 3,483,179 883508 $0.652 3819097 $0.635 979905 $0.659 3871545 $0.636 3859848 $0.306 1315019 $0.635 982285 $0.647 3340531 $0.635 2039928 $0.641 1911898 $0.646 1109508 $0.641 1748921 $0.635 3573875 $0.637 1882787 $0.648 813374.211 $0.713 1665535 $0.644 $1,082,441 1,585,920 $205,762 1,355,289 $2,838,590 3,563,135 904194 $0.677 3014437 $0.660 1004028 $0.684 3085385 $0.660 3069777 $0.322 1340185 $0.660 905897 $0.672 3408010 $0.659 2098339 $0.665 1962706 $0.671 1142657 $0.665 1805111 $0.659 3639097 $0,681 1945608 $0.673 817324.724 $0.741 1711382 $0.668 $1,155,143 1,631,130 $304,935 1,304,905 $3,015,501 3,643,928 925016 $0.704 4010921 $0.686 1028445 $0.710 4100862 $0.686 4081240 $0.339 1365588 $0.685 1009598 $0.698 3476162 $0.685 2157572 $0.691 2014179 $0.697 1176282 $0.691 1862173 $0.685 3704900 $0.686 1999141 $0.699 821275.237 $0.769 1757847 $0.694 $1,232,306 1,676,965 $314,283 1,435,071 $3,202,659 3,725,559 946066 $0,731 4108549 $0.712 1053155 $0.737 4217977 $0.712 4194235 $0.357 1391229 $0,712 1023391 $0.725 3644990 $0.711 2217626 $0.717 2066315 $0.723 1210412 $0.717 1920107 $0.711 3771285 $0.712 2053402 $0.725 825225.75 $0.799 1804931 $0,721 $1,314,184 1,723,423 $323,806 1,475,798 $3,400,622 3,808,026 09/07/2001 Atmautiuak sales*cost Chefornak sales*cost Kipnuk sales*cost Kongiganak sales*cost Kotlik sales*cost Kwethluk sales*cost Kwigillingok sales*cost Napaskiak sales*cost Newtok sales*cost Nightmute sales*cost Sheldon Point sales*cost Tuluksak sales*cost Tuntutuliak sales*cost Alakanuk sales*cost Chevak sales*cost kwhs Eek sales*cost kwhs Emmonak sales*cost kwhs Goodnews Bay sales*cost kwhs Hooper Bay sales*cost kwhs Kasigluk Nunapitchuk $208,171 645,651 $200,947 645,651 $371,537 1,677,698 $248,922 821,063 $430,022 1,523,211 $o $316,280 1,197,162 $o $210,930 540,767 $296,212 771,282 $275,972 425,355 $221,553 486,698 $153,378 507,514 $151,066 471,944 $317,854 828,938 $0 $644,537 1,605,688 $0 $715,849 1,779,473 $270,787 654,129 $1,111,554 2,764,251 $299,602 713,306 $1,063,837 2,633,178 $226,477 677,828 $217,701 677,828 $396,812 1,728,711 $267,343 852,816 $461,211 1,576,813 $0 $340,484 1,245,071 $o $224,867 556,074 $320,240 804,398 $301,430 447,160 $239,171 507,208 $164,528 525,712 $164,413 499,187 $341,635 857,791 $0 $688,729 1,651,983 $0 $769,635 1,842,443 $288,828 672,005 $1,188,403 2,845,863 $320,269 733,909 $1,143,807 2,727,370 $246,142 710,784 $235,678 710,784 $423,654 1,780,475, $286,986 885,167 $494,425 1,631,324 $o $366,307 1,293,905 $o $239,630 571,529 $345,958 838,210 $328,852 469,509 $258,006 528,137 $176,394 544,210 $178,737 527,141 $367,001 887,136 $0 $735,683 1,698,928 $0 $827,012 1,906,503 $307,966 690,107 $1,270,070 2,828,619 $341,801 754,808 $1,229,108 2,823,199 $267,253 744,519 $254,956 744,519 $452,151 1,832,992 $307,923 918,115 $529,783 1,686,744 $o $393,847 1,343,664 $o $255,264 587,130 $373,471 872,718 $358,369 492,402 $278,131 549,484 $189,019 563,010 $194,104 555,808 $394,049 916,975 $0 $785,559 1,746,523 $0 $888,197 1,971,655 $328,264 708,436 $1,356,833 3,012,518 $364,659 775,996 $1,320,063 2,920,666 $289,902 779,032 $275,618 779,032 $482,398 1,886,261 $330,233 951,661 $567,414 1,743,074 $o $423,208 1,384,349 $o $271,818 602,877 $402,883 907,922 $390,118 515,839 $299,627 571,250 $202,447 582,112 $210,578 585,186 $422,881 947,308 $0 $838,526 1,784,770 $0 $953,419 2,037,897 $349,788 726,992 $1,448,988 3,097,562 $388,919 787,479 $1,417,011 3,019,770 $314,188 814,324 $297,752 814,324 $514,495 1,940,281 $353,997 985,803 $607,450 1,800,313 $o $454,496 1,445,959 $0 $289,342 618,772 $434,340 943,822 $424,246 539,820 $322,578 593,435 $216,723 601,514 $228,230 615,276 $453,603 978,134 $0 $894,762 1,843,687 $0 $1,022,921 2,105,229 $372,607 745,775 $1,546,844 3,183,750 $414,662 819,256 $1,520,314 3,120,511 $340,215 850,395 $321,451 850,395 $548,545 1,995,054 $379,302 1,020,543 $650,033 1,858,462 $487,828 1,498,495, $307,889 634,813 $467,939 980,418 $480,910 564,345 $347,071 616,038 $231,809 621,218 $247,136 646,079 $486,328 1,009,453 $954,454 1,893,215 $1,096,960 2,173,652 $396,792 764,784 $1,650,728 3,271,082 $441,971 841,326 $1,630,349 3,222,890 $368,001 887,244 $346,813 887,244 $584,661 2,050,579 $406,241 1,055,881 $695,311 1,917,520 $0 $523,323 1,551,955, $0 $327,515 651,001 $503,821 1,017,709 $500,273 589,414 $373,202 639,061 $248,026 641,224 $267,373 677,583 $521,176 1,041,265 $0 $1,017,800 1,943,413 $0 $1,175,805 2,243,166 $422,421 784,019 $1,760,087 3,359,558 $470,936 863,689 $1,747,519 3,326,905 $309,804 924,872 $375,811 924,872 $626,044 2,106,855 $436,775 1,091,816 $746,618 1,977,487 $0 $563,913 1,606,341 $0 $349,194 667,335 $544,060 1,055,697 $543,777 615,027 $402,543 662,501 $266,478 661,530 $290,591 709,820 $550,988 1,073,571 $0 $1,087,836 1,994,262 $0 $1,263,477 2,313,771 $450,674 803,482 $1,882,936 3,449,178 $502,010 886,345 $1,877,821 3,432,559 $431,754 963,279 $404,835 963,279 $666,665 2,163,884 $467,290 1,128,348 $797,792 2,038,364 $0 $604,148 1,661,653 $0 $371,166 683,816 $584,953 1,094,381 $589,084 641,184 $432,260 686,361 $284,681 682,138 $313,760 742,758 $599,481 1,106,370 $0 $1,159,145 2,045,762 $0 $1,352,836 2,385,466 $479,445 823,171 $2,007,088 3,539,942 $535,482 909,295 $2,010,596 3,539,849 $465,924 1,002,464 $435,854 1,002,484 $709,720 2,221,665 $499,745 1,165,477 $852,161 2,100,149 $0 $646,951 1,717,889 $0 $394,404 700,444 $628,574 1,133,761 ‘$637,647 667,885 $463,929 710,639 $304,009 703,048 $338,526 776,408 $641,496 1,139,662 $0 $1,234,768 2,097,912 $0 $1,447,907 2,458,252 $500,915 843,087 $2,138,765 3,631,850 $570,007 932,538 $2,151,848 3,648,777 $502,453 1,042,429 $468,992 1,042,429 $755,344 2,280,197 $534,254 1,203,204 $909,908 2,162,845 $0 $692,472 1,775,051 $0 $418,976 717,218 $675,088 1,173,837 $689,670 695,129 $497,665 735,336 $324,524 724,258 $364,988 810,771 $686,183 1,173,448 $o $1,314,948 2,150,713 $o $1,549,028 2,532,128 $542,179 863,229 $2,278,393 3,724,901 $606,595 956,075 $2,302,076 3,759,342 $541,486 1,083,171 $504,378 1,083,171 ‘$803,680 2,330,482 $570,936 1,241,528 $971,230 2,226,449 so $740,870 1,833,139 $0 $444,956 734,130 $724,870 1,214,609 $745,376 722,918 $533,501 760,451 $348,294 745,770 $383,249 845,845 $733,697 1,207,727 $0 $1,309,943 2,204,165 $0 $1,656,550 2,607,006 $576,335 883,508 $2,426,423 3,819,097 $645,361 979,905 $2,461,804 3,871,545 $583,177 1,124,693 $542,151 1,124,693 $854,879 2,399,519 $609,918 1,280,449 $1,036,331 2,280,063 $0 $792,309 1,892,151 $o $472,419 751,207 $777,504 1,256,077 $804,996 751,251 $571,838 785,985 $369,391 767,584 $423,420 881,632 $784,205 1,242,500 $0 $1,490,024 2,258,268 $0 $1,770,848 2,683,154 $612,489 904,194 $2,583,325 3,914,437 $686,427 1,004,028 $2,631,588 3,985,385 $627,688 1,166,983 $582,457 1,168,993 $909,089 2,480,307 $651,334 1,319,968 $1,105,426 2,356,386 $0 $846,968 1,952,089 $0 $501,445 768,421 $833,785 1,298,240 $868,774 780,128 $612,543 811,938 $393,889 789,698 $455,616 918,130 $837,879 1,277,765 $o $1,585,474 2,313,021 $0 $1,892,317 2,760,302 $650,750 925,016 $2,749,508 4,010,921 $729,922 1,028,445 $2,812,012 4,100,862 $675,191 1,210,071 $625,448 1,210,071 $968,509 2,621,848 $695,325 1,360,084 $1,178,746 2,422,719 $0 $905,030 2,012,953 $0 $532,119 785,782 $893,718 1,341,100 $936,972 809,549 $655,851 838,310 $419,866 812,114 $489,961 955,341 $894,904 1,313,524 $0 $1,686,596 2,368,425 $0 $2,021,374 2,838,542 $691,235 946,066 $2,925,768 4,108,549 $775,981 1,053,155 $3,003,694 4,217,977 09/07/2001 sales*cost $291,601 kwhs 2,660,299 Marshall sales*cost $412,958 kwhs 1,031,541 Mekoryuk sales*cost $337,811 kwhs 826,023 Mt Village sales*cost $1,041,196 kwhs 2,583,417 Pilot Station sales*cost $572,383 kwhs 1403053 Quinhagak sales*cost $555,884 kwhs 1,353,988 Russian Mission sales*cost $305,830 kwhs 748,570 ‘Scammon Bay $0 sales*cost $460,773 kwhs 1,142,656 St Marys Pitkas Point sales*cost $1,158,832 kwhs 2,836,555 Toksook Bay $0 sales*cost $544,196 kwhs 1315658 Tununuk sales*cost $347,014 kwhs 765,968 Kalskag Upper Lower sales*cost $473,608 kwhs 1,163,633 Total Costs $16,057,973 Total Sales 43,200,016 Average Cost/kwh $0.372 $351,583 2,751,829 $438,206 1,053,859 $356,218 838,546 $1,105,847 2,642,799 $614,603 1451609 $505,304 1,396,828 $328,966 776,896 $o $497,438 1,188,382 $1,226,534 2,894,801 $0 $583,622 1359764 $362,168 768,919 $508,091 1,202,055 $17,221,221 44,573,508 $0.386 $412,526 2,844,891 $465,096 1,076,414 $375,591 851,160 $1,174,260 2,702,856 $659,602 1500986 $637,248 1,440,333 $353,652 804,707 $o $536,642 1,234,980 $1,298,032 2,953,628 $o $625,610 1404595 $377,985 773,869 $544,824 1,241,096 $18,455,805 45,969,413 $0.401 $475,004 $539,507 $606,467 2,939,487 3,035,616 = 3,133,278 $493,436 © $523,402 $555,081 1,099,206 1,122,236 1,145,503 $395,981 $417,439 $440,019 863,865 876,660 889,546 $1,246,641 $1,323,208 $1,404,192 2,763,587 2,824,993 2,887,074 $707,545 $758,609 $812,979 1551184 1602203 1654044 $681,861 $729,303 $779,736 1,484,501 1,529,334 1,574,830 $379,081 $408,052. $437,971 833,003 861,784 891,051 $0 $0 $0 $578,539 $623,208 += $671,082 1,282,450 1,330,782 1,380,006 $1,373,529 $1,453,239 $1,537,387 3,013,037 3,073,027 3,133,508 $0 $0 $o $670,312 $717,889 = $768,510 1450151 1496432 1543439 $304,403 $411,722 $429,704 777,820 781,770 785,721 $563,041 $625,584 $669,902 1,280,756 1,321,035 1,361,932 $19,766,440 $21,157,979 $22,635,459 47,387,744 48,828,495 50,201,667 $0.417 $0.433 $0.450 $676,274 = $749,204 = $831,045 3,232,474 3,333,203 3,435,465 $588,568 $623,058 $662,813 1,169,008 1,192,750 1,216,729 $463,777 $488,774 $515,990 902,522 915,589 928,747 $1,489,833 $1,580,385 $1,679,031 2,949,830 3,013,260 3,077,365 $870,852 $932,435 $1,000,832 1706708 1760190 1814495 $833,336 © $890,286 ©=—_- $953,359 1,620,991 = 1,667,815 1,715,304 $469,848 $503,800 $541,564 920,803 951,041 981,763 $0 $0 $0 $722,108 $776,542 = $837,272 1,430,082 1,481,050 1,532,881 $1,626,210 $1,719,956 $1,822,743 3,194,751 3,256,485 3,318,800 $0 $0 $0 $822,356 $870,615 $943,120 1591172 1639629 1688812 $448,470 = $468,056 = $489,017 789,671 793,622 797,572 $717,053 $767,203 $822,825 1,403,448 1,445,583 1,488,336 $24,204,134 $25,869,489 $27,587,276 51,777,266 53,285,280 54,815,716 $0.467 $0.485 $0.503 $911,564 $996,317 $1,085,638 3,530,261 3,644,590 3,751,453 $702,336 $744,088 += $788,191 1,240,946 1,265,389 + = 1,290,091 $543,659 © $572,762 $603,374 941,906 955,335 968,765 $1,781,146 $1,888,117 $2,001,155 3,142,145 3,207,509 3,273,728 $1,070,523 $1,144,617 $1,223,370 1869621 1925569 1982337 $1,017,621 $1,085,847 $1,158,265 1,763,456 1,812,273 1,861,753 $580,056 $621,014 $664,585 1,012,872 1,044,665 1,076,844 $0 $0 $o $899,196 $965,195 $1,035,513 1,585,583 1,639,157 1,693,603 $1,927,158 $2,037,322 $2,153,540 3,381,687 3,445,175 3,509,234 $o $0 $o $1,007,833 $1,076,503 $1,149,632 1738720 1789354 1840713 $510,350 $532,613 $555,847 801,523 805,473 800,424 $870,527 $939,784 $1,003,805 1,531,708 1,575,698 1,620,308 $20,445,583 $31,417,217 $33,508,762 56,368,579 57,943,856 59,541,558 $0.522 $0.542 $0.563 $1,179,865 3,850,848 $834,769 1,315,019 $635,568 982,285 $2,120,589 3,340,531 $1,307,053 2039928 $1,235,115 1,911,898 $710,921 1,109,508 $0 $1,110,410 1,748,921 $2,276,132 3,573,875 $0 $1,227,197 1882797 $580,004 813,374 $1,071,804 1,685,535 $35,727,140 61,161,678 $0.584 $1,278,340 3,960,777 $883,955 1,340,185 $060,426 905,897 $2,246,763 3,408,010 $1,305,952 2098339 $1,316,649 1,962,708 $760,183 1,142,657 $0 $1,190,156 1,805,111 $2,405,434 3,630,097 $0 $1,300,550 1945606 $605,398 817,325 $1,144,013 1,711,382 $38,079,639 62,804,225 $0.606 $1,384,415 4,081,240 $935,889 1,365,588 $705,028 1,009,598 $2,380,030 3,476,162 $1,490,369 2157572 $1,403,134 2,014,179 $812,544 1,176,292 $0 $1,275,040 1,862,173 $2,541,798 3,704,900 $0 $1,306,966 1999141 $631,804 821,275 $1,220,673 1,757,847 $40,573,925 64,469,185 $0.629 $1,405,452 4,104,235 $990,718 1,381,229 $742,466 1,023,301 $2,520,800 3,544,900 $1,590,620 2217626 $1,404,849 2,066,315 $968,183 1,210,412 $0 $1,365,365 1,820,107 $2,685,597 3,771,285 $0 $1,489,734 2053402 $659,360 825,226 $1,302,039 1,804,031 $43,218,081 66,156,576 $0.653 09/07/2001 Akiachak Diesel Generation Year 4, Load Requirements kWh Sales: kWh Generated kW Demand 2. Expenses kWh Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$/wh Variable Non-Fuel Costs $/kwh Variable Non-Fuel Costs Fixed Non-Fuel Costs $/éwh Fixed Non-Fusl Costs Total Non-FuelCost Total Power Generation Expenses 2.8 Present Worth (PW) Expens: PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments ‘3.8. Power Costs Avg Costiewh PW Avg Costewh 3.b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Diese! Fue! Gal Equivalent) Jacket Water Recovery Jacket Water + ES. Capital Investment Jacket Water Recovery ES. Fotal Capital invest. Jacket Water + E.£ Debt Service Jacket Water, 5% @15 yrs ES, 5% @6yrs Total Dett Service Jacket Water + E.S 08m chet Water @ 6% of Investment + Infle E.S. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E.S. Year ‘Sys. Losses 1999 = 15.00% Sys. Losses 2020= 8.00% Load Factor = os Avg. Eligible PCE kwh Sold as % of Total = 49% 2001 2002 2003 947.416 982,643 1,018,493 1,083,212 1,120,213 1,157,687 247 256 264 10.4 10.5 10.7 104,155 106,314 108,462 $1.63 $1.70 $1.76 $169,773 $180,223 $191,219 $0.157 $0.161 $0.165 $0.112 $0.12 $0.12 $106,111 $114,458 $123,379 $0,168 $0.17 $0.18 $159,166 $171,687 $185,069 $265,276 $286,146 $308,449 $435,049 $466,369 $499,668 1,000 0.966 0.934 $435,049 $450,508 $466,445 $435,049 $885,647 $1,352,092 $0459 $0475 $0.491 $0450 $0459 $0.458 $0.220 $0.23 $0.24 $102,131 $109,636 $117,614 $102,131 $105,929 $109,704 $102,131 $208,060 $317,854 o o oO 0 ° ° 0 oO ° ° ° ° $0 $0 $0 $0 so $0 so so $0 $0 so $0 so so $0 $0 so so $0 $0 $0 so so $0 so $0 $o so $0 $0 2001 2002 2003 2004 1,054,968 1,195,630 273 108 110,599 $183 $202,786 $0.170 $0.13 $132,910 $0.19 $199,365 $332,275 $535,061 0.902 $482,594 $1,834,686 $0.507 $0.457 $0.24 $126,090 $113,726 $431,579 Bee se ess 88s kWivgal year 2001 = kWhigal year 2020 = Avg PCE per kwh sold = 2005 1,092,066 1,234,035 282 109 112,724 $1.91 $214,951 $0.174 $0.13 $143,087 $0.20 $214,631 $357,718 $572,068 0.871 $499,047 $2,333,734 $0.24 $0.457 $0.25 $135,092 $117,725 $549,304 3,902 7,402 28.274 51,608 $36,937 $19,469 $58,406 $3,751 $3,012 $6,764 $2,336 $1,947 $6,088 $4,959 2005 2006 1,129,789 1,272,896 201 14 114,839 $1.98 $227,742 $0.179 $0.14 $153,951 $0.20 $230,926 $384,877 $612,619 0.842 $515,808 104 13 $0.22 2007 1,168,135 1,312,205 300 11.2 116,941 $2.06 $241,188 $0.184 $0.14 $165,543 $0.21 $248,315 $413,858 $655,046 0814 $532,880 Est Year 2001 Fuel Cost $/gal Est 2001 Non-Fusl Cost Sskwh Sales Variable Costs @ 40% NFC Fixed Costs at 60% NFC 1,207,108 1,248,700 1,351,959 1,392,148 309 318 114 1.5 119,033 121,112 $2.14 $2.23 $256,321 $270,172 90.189 $0.194 $0.15 $0.15 $177,909 $191,094 $0.22 $0.23 $266,863 $266,641 $444,771 $477,735 $700,092 $747,007 0.786 0.759 $550,266 $567,960 2010 1,206,919 1,432,770 327 116 123,179 $2.32 $285,776 30.199 $0.16 $205,149 $0.24 $307,723 $512,872 $798,648 0.734 $585,993 $2,849,542 $3,382,422 $3,032,688 $4,500,658 $5,086,650 $0.542 $0.457 $0.26 $144,650 $121,701 $671,095 3,927 7,492 28,454 52,226 $38,937 $19,469 $58,406 $3,751 $3,012 $6,764 $2,406 $2,005 $6,158 $5,018 2006 $0.561 $0.456 $0.27 $154,704 $125,925 $797,020 3,949 7,580 28,618 52,825 $38,937 $19,469 $58,406 $3,751 $3,012 $6,764 $2,479 $2,065 $6,230 $5,078 2007 0.580 $0.600 $0.456 $0456 $0.28 $0.29 $165,557 $176,972 $130,126 $134,304 $927,146 $1,061,541 3,970 3,988 7,666 7,749 28.767 28,699 63.408 3,070 $98,037 $38,037 $19,409 $10,460 $58,406 $58,408 $3,751 $3,751 $3012 $3,012 $0,764 $6,764 $2553 $2,620 $2,127 $2,101 $6,304 $6,381 $5,140 $5,203 2008 = 2009 $0.621 $0.455 $0.30 $169,075 $138,730 $1,200,271 4,004 7,829 20,017 54,515 $38,937 $19,460 $58,406 $3,751 $3,012 $6,764 $2,708 $2,257 $6,460 2010 2011 1,327,761 1,473,815 338 11.8 125,235 $2.41 $302,166 $0.205 $0.17 $220,126 $0.25 $330,189 $650,315 $852,481 0.7098 $604,340 $163 $028 $0.11 $0.17 2012 1,369,228 1,515,279 346 11.9 127,278 $2.51 $319,360 $0.211 $0.17 $236,081 ‘$0.26 $354,121 $590,202 $909,582 0.685 $623,014 Fuel inflaction Factor 4.0% General inflation Factor 3.0% Discount Rate 35% 2013 2014 2015 2016 2017 1,411,318 1,454,032 1,497,371 1,541,333 1,585,920 1,557,154 1,599,435 1,642,117 1,685,191 1,728,653 356 365 375 385 395 120 122 123 125 126 129,309 131,328 133,334 135,328 = 137,309 $2.61 $2.71 $2.62 $2.94 $3.05 $337,456 $356,433 $376,354 $397,261 $419,200 90217 $0.223 $0229 0.236 $0243 $0.18 $0.19 $0.19 $0.20 $0.21 $253,071 $271,160 $290,412 $310,896 $332,685 $0.27 $0.28 $0.29 ‘$0.30 $0.31 $379,607 $406,740 $435,618 $466,343 $499,027 $632,678 $677,000 $726,029 $777,230 $831,712 $970,134 $1,034,333 $1,102,383 $1,174,500 $1,250,012 0.662 0.639 0.618 0.597 0.577 $642,019 $661,357 $681,032 $701,048 $721,408 Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 1,631,130 1,676,965 1,772,495 1,816,712 405 415 12.7 129 139,278 141,234 $3.18 $3.30 $442,218 = $486,365 $0.249 $0,257 $0.22 $0.23 $355,855 $380,489 $0.33 $0.34 $533,783 $570,734 $889,638 $951,223 $1,331,856 $1,417,588 0.557 0.538 $742,115 $763,174 $100 $150 2020 1,723,423 1,861,297 425 13.0 143,177 $3.43 $491,692 $0264 $0.24 $406,671 $0.35 $610,007 $1,016,678 $1,508,370 0.520 $784,587 $5,690,090 $6,314,005 $6,956,023 $7,617,380 $8,208,412 $8,909,460 $9,720,868 $10,462,983 $11,226,157 $12,010,745 $0.642 $0.455 $0.31 $201,903 $143,133 $0.664 $0.455 $0.32 $215,496 $147,603 $0.687 $0.455 $0.33 $229,604 $152,140 90.711 $0.455 $0.34 $245,142 $156,745 $1,343,403 $1,491,006 $1,643,146 $1,799,691 4018 7,907 20,119 55,042 $38,037 $10,469 $58,406 $3,751 $3,012 $8,764 $2,780 $2,325 $6,541 $5,337 2011 4,030 7,982 29,205 55,552 $38,937 $19,469 $58,408 $3,751 $3,012 $6,764 $2,873 $2,394 $6,625 $5,407 2012 4,040 8,055 20,277 56,044 $5,837 $4,687 $10,524 $3,635 $3,029 $9,473 $7,717 2013 4,048 8,126 20,333 56,518 $60,588 $30,204 $90,862 $5,837 $4,687 $10,524 $3,744 $3,120 $0,582 $7,807 2014 90.736 90.455 $0.36 $261,284 $161,417 $1,961,307 4,054 8,194 20,374 56,974 $00,588 $30,204 $90,682 ‘$5,837 $4,687 $10,524 $3,857 $3,214 $9,694 $7,901 2015 $0.762 $0.455 $0.37 $278,369 $166,156 $0789 $0.455 $0.38 $296,446 $170,962 $2,127,463 $2,298,425 4,057 8,250 29,400 87,413 $60,588 $30,204 $00,882 $5,837 $4,687 $10,524 $3,972 $3,310 $9,810 $7,907 2016 4,059 8.322 29,412 57,835 $60,588 $30,294 $90,882 $5,837 ‘$4,687 $10,524 $4,092 $3,410 $9,929 ‘$8,097 2017 $0817 $0.455 $0.39 $315,568 $175,836 $2,474,261 4,058 8,383 29,408 58,230 $60,588 $30,204 $00,882 $5,837 $4,687 $10,524 $4214 $3,512 $10,052 $8,199 2018 $0.845 $0.455 $0.41 $335,791 $180,777 $2,655,038 4056 8441 $60,588 $30,294 $90,882 $5,837 $4,687 $10,524 $4,341 $3,617 $10,178 $8,304 2019 $0.875 $0465 $0.42 $357,172 $185,785 $2,840,823 4,051 8,497 29,357 58,995 $60,588 $30,204 $90,682 $5,837 $4,687 $10,524 $4,471 $3,726 $10,308 $8,413 District Heating System Capital investment $0 Debt Service @ 5%, 15 Years $0 O&M at 10% of Investment + Inftation $0 Total Expenses District Heating $0 tal Expenses Waste Heat+District Heating Jacket Water $0 Jacket Water +E.S. so Waste Heat Sales Jacket Water $0 Jacket Water +E S. so Net Income Jacket Water $0 Jacket Water +E S. $0 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $435,049 Jacket Water +E.S. $435,049 PW Total Expenses Jacket Water $435,049 Jacket Water +E.S. $435,049 Accumulated PW Total Expenses Jacket Water $435,049 Jacket Water +€.S. $435,049 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +E S, $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs Avg. Costikwh Jacket Water $0.459 Jacket Water +E S. $0.459 PW Avg. Costkwh Jacket Water $0.459 Jacket Water +S. $0.459 6b. PCE Payments PCE Payment $wh Jacket Water $0.220 Jacket Water +E.S. $0.220 PCE Payments Jacket Water $102,131 Jacket Water +S. $102,131 PW PCE Payments Jacket Water $102,131 Jacket Water +E.S. $102,131 Accumulated PW PCE Payments Jacket Water $102,131 Jacket Water +E.S. $102,131 ‘Accumulated P.W of PCE Savings Jacket Water $0 Jacket Water +E.S. $0 7. Potential Rate Reduction/‘kwh From Sales of Waste Heat Jacket Water $0 Jacket Water +ES. $0 sess ss $0 $0 $466,369 $466,369 $450,598 $450,598 $0 $0 $0 so ss ss $o ‘$0 $499,668 $499,668 $466,445 $406,445, sess ss so $0 $535,061 $535,061 $482,594 $482,594 $30,000 $2,890 $3,000 $5,890 $11,978 $16,937 $53,915 $98,410 $47,828 $93,451 $524,840 $479,217 $457,368 $417,610 $885,647 $1,352,092 $1,834,686 $2,292,054 $0475 $0475 $0450 $0.459 $0228 $0228 $109,636 $109,636 $105,920 $105,829 $208,060 $208,060 $o $0 ss $o so 90.491 $0.491 $0.458 $0.458 $0.236 $0.236 $117,614 $117,614 $109,794 $109,794 $317,854 $317,854 so $o ss $0,507 $0,507 $0.457 $0.457 $0244 $0244 $126,000 $126,090 $113,726 $113,726 $431,579 $431,579 $0 $0 $41,679 $81,437 $0.481 $0.439 90.419 $0.382 $0.240 $0.201 $128,603 $107,365 $112,070 $93,563 $543,649 $525,142 $5,655 $24,162 $0.044 $0.086 $30,000 $2,890 $3,090 $5,980 $12,138 $17,155 $56 428 $103,571 $50,271 $96,553 $562,348 $514,065 $473,482 $432,629 $30,000 $2,890 $3,183 $6,073 $12,303 $17,380 $59,024 $108,950 $52,794 $103,872 $602,252 $551,174 $489,932 $448,380 $30,000 $2,890 $3,278 $6,168 $12,473 $17,612 $61,703 $114,555 $55,399 $109,415 $644,693 $590,877 $506,723 $464,267 $30,000 $2,890 $3,377 $6,267 $12,648 $17,851 $64,468 $120,393 $58,087 $115,190 $880,620 $632,717 $523,857 $480,493 $30,000 $2,890 $3,478 $6,368 $12,628 $18,097 $67,319 $126,474 $60,859 $121,205 $737,789 $677,443 $541,330 $497,081 $30,000 $2,890 $3,582 $6,472 $13,013 $18,350 $70,258 $132,808 $63,717 $127,469 $788,764 $725,012 $559,170 $513,975 $2,765,536 $3,255,468 $3,762,192 $4,286,049 $4,827,387 $5,386,557 $885,647 $1,352,092 $1,834,686 $2,252,296 $2,685,126 $3,133,506 $3,597,773 $4,078,265 $4,575,326 $5,089,301 $84,006 $126,054 $170,497 $214,609 $164,416 $0.498 $0.455 $0419 $0,383 $0.250 $0209 $138,223 $115,748 $116,380 $97,456 $660,030 $622,508 $11,066 $48,497 $0.044 $0.087 $248,916 $0516 $0.472 $0.419 90.384 $0250 $0218 $148,473 $124,696 $120,783 $101,440 $780,812 $724,039 $16,208 $72,982 $0.045 $0.089 $334,916 $0,534 $0.489 $0.420 $0.385 $0.269 $0.227 $159,388 $134,244 $125,278 $105,514 $422,302 $0.553 $0.508 $0.420 $0.385 $0.280 80.236 $171,008 $144,427 $120,065 $109,679 $259,263 $511,324 90.573 $0.526 $0421 $0386 $0291 $0.246 $183,373 $155,282 $134,546 $113,035 $304,433 $601,600 $0.504 $0.546 90.421 90.387 $0.302 $0256 $196,525 $106,848 $139,320 $118,282 $30,000 $2,890 $3,690 $6,580 $13,205 $18,611 $73,285 $139,397 $66,661 $133,990 $842,921 $775,592 $577,355 $531,238 $30,000 $2,890 $3,800 $6,691 $16,163 $23,880 $76,403 $146,256 $66,930 $138,540 $903,204 $831,594 $597,725 $550,335 $30,000 $2,890 $3,914 $6,805 $16,386 $24,194 $79,612 $153,393 $70,030 $145,586 $30,000 $2,890 $4,032 $6,922 $16616 $24,517 $82,912 $160,818 $73,218 $152,916 $30,000 $2,890 $4,153 $7,043 $16,853 $24,850 $86,306 $168,539 $76,496 $160,541 $30,000 $2,890 $4,277 $7,168 $17,096 $25,193 $89,793 $176,567 $79,864 $168,470 $964,303 $1,029,165 $1,098,004 $1,171,048 $940,467 $1,013,958 $1,082,441 $888,747 $616,579 $635,709 $655,388 $675,350 $568,268 $586,563 $605,222 $624,250 $5,963,913 $6,561,638 $7,178,217 $7,614,016 $8,469,404 $9,144,754 $5,620,539 $6,170,874 $6,739,143 $7,325,706 $7,030,928 $6,555,178 $350,002 $893,466 90.616 $0566 $0.422 $0.388 90.314 90.267 $210,500 $179,167 $144,187 $122,720 $304,385 $439,163 $484,396 $530,056 $576,114 $972,706 $1,068,532 $1,165,689 $785,149 $0.640 $0,589 $0.424 $0.390 $0.328 $0.280 $226,659 $193,325 $149,999 $127,939 $876,237 $0.663 $0611 $0.424 $0,301 $0340 $0201 $242,463 $207,201 $155,032 $132,543 90.687 $0634 $0.425 $0,392 $0.353 $0.303 $259,249 $222,149 $160,159 $137,240 $906,090 $1,035,956 $1,170,502 $1,309,822 $1,454,009 $1,604,009 $1,759,040 $1,019,199 $829,553 $930,232 $1,053,167 $1,171,449 $1,294,169 $1,422,108 $1,554,651 $1,691,691 $21,056 $97,583 $0.046 $0.001 $25,585 $122,308 $0.047 $0.092 $29,769 $33,581 $36,097 $39,138 $40,851 $42,108 $147,103 $171,954 $196,837 $221,038 $245,240 $269,416 $0,047 $0,004 30.048 $0.096 $0.049 $0.096 90.047 90.098 $0.048 $0,100 $0.049 $0.102 $0.712 $0658 $0.425 $0.393 $0.967 $0315 $277,072 $237,949 $165,382 $142,030 $0.738 $0.683 $0.426 90.394 $0.381 $0328 $295,901 $254,745 $170,700 $146,913 $2,084,581 $2,255,281 $1,833,920 $1,080,833 $42,882 $203,543 $0.050 $0.104 $43,144 $317,592 $0.050 $0.106 $30,000 $2,890 $4,406 $7,296 $17,347 $25,546 $93,373 $184,913 $83,322 $176,713 $1,248,534 $1,155,143 $695,688 $643,650 $30,000 $2,890 $4,538 $7,428 $17,608 $25,910 $97,049 $193,586 $86,871 $185,282 $1,330,717 $1,232,306 $716,406 $683,426 $30,000 $2,890 $4,674 $7,564 $17,872 $26,285 $100,818 $202,599 $90,510 $194,186 $1,417,880 $1,314,184 $737,508 $683,581 $9,840,442 $10,556,849 $11,294,357 $9,862,254 $10,545,835 $9,198,828 $622,541 $1,264,155 $0.765 $0.708 $0427 $0,395 $0395 $0,341 $316,087 $272,593 $176,114 $151,890 $2,431,395 $2,132,723 $42,066 $341,538 $0.051 $0.108 $069,309 $1,363,903 $0.794 $0.735 $0.427 90.396 $0411 $0.355 $337,364 $201,554 $181,624 $156,961 $2,613,018 $2,280,684 $42,020 $365,353 0.052 90.110 $716,388 $1,464,910 $0.823 $0.763 $0.428 $0.397 $0.426 $0369 $359,049 $311,688 $187,230 $162,126 $2,800,248 $2,451,611 $40,575 $389,012 $0.053 90.113 Akiak Diesel Generation Yeer 4. Load Requirements kWh Sales kWh Generated KW Demand 2. Expenses kWh Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$/wh Variable Non-Fuel Costs $/kwh Variable Non-Fusl Costs Fixed Non-Fuel Costs $/cwh Fixed Non-Fuel Costs Total Non-FuelCost Total Power Generation Expenses: 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses: Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.8. Power Costs Avg. Costkwh PW Avg Costhkwh 3.b. PCE Payments PCE Payment $/cwh PCE Payment PW PCE Payments Accumulated PW PCE Payments 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Diese! Fuel Gal Equivalent) Jacket Water Recovery Jacket Water + ES. Capital Investment Jacket Water Recovery ES. Total Capital invest. Jacket Water + E.£ Debt Service Jacket Water, 5% @15 yrs ES, 5% @ 8 yrs Total Debt Service Jacket Water + E.S O&M cket Water @ 6% of investment + Infle ES. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E.S. Year Sys. Losses 1999= 15.00% Sys. Losses 2020= 8.00% Load Factor ® 05 Avg. Eligible PCE kwh Sold as % of Total = 20% 2001 = 2002 2003 797,757 828,404 859,810 912,102 944,381 977,090 208216 223 1200-113 14 81,438 83,612 85,789 $139 $145 $1.50 $113,198 $120,870 $128,977 $0124 $0.128 $0,132 $0052 $0.05 — $0.08 $41,483 $44,800 $48,347 $0078 $008 $0.08 $62,225 $67,200 $72,521 $103,708 $112,000 $120,868 $216,907 $232,670 $249,845 1.000 0.966 0.934 $216,007 $224,996 $233,233 $216,907 $441,902 $675,135 $0272 $0.281 $0.201 $0.272 $0.272 $0.271 $0.120 $0.12 $0.13 $19,146 $20,578 $22,100 $19,146 $19,682 $20,631 $19,146 $39,028 $59,650 0 oO oO ° 0 0 0 oO 0 0 0 ° $0 so $0 $0 $0 $0 $0 $0 $0 $o $0 so $0 $0 $0 ‘$0 so $0 $0 $0 $0 $0 $o $0 $0 ‘$0 so $0 $0 $0 2001 2002 2003 2004 891,376 1,010,226 231 1.5 87,967 $1.56 $137,541 $0.136 $0.08 $52,139 $0.09 $78,209 $130,348 $267,889 0.902 $241,621 $916,756 $0.301 $0.271 $0.13 $23,719 $21,393 $81,052 oo Fes $s ess 888 kWhigal year 2001 = kWhvgal year 2020 = Avg. PCE per kwh sold = 2005 923,703 1,043,784 238 116 90,145 $1.63 $146,585 $0.140 $0.06 $56,191 $0.08 ‘$84,287 $140,478 $267,063 0.871 $250,159 $1,166,915 $0.311 $0.271 $0.14 $25,439 $22,169 $103,220 2,945 5,744 21,341 40,001 $33,149 $16,574 $49,723 $3,194 $2,564 $5,758 $1,989 $1,657 $5,183 $4,222 2005 2006 956,589 1,077,757 246 7 92,324 $1.69 $156,133 90.145 $0.06 $60,520 $0.09 $90,779 $151,209 $307,432 0.842 $258,849 $1,425,764 $0.321 $0.271 $0.14 $27,267 $22,958 $126,179 2,989 5,856 21,662 40,773 $33,149 $16,574 $49,723 $3,194 $2,564 $5,758 $2,049 $1,707 $5,242 $4,272 2006 Est. Year 2001 Fuel Cost $/gal $1.39 11.2 Est. 2001 Non-Fuel Cost $/kwh,Sales $0.13 13, Variable Costs @ 40% NFC $0.05 Fixed Costs at 60% NFC s $0.08 $0.12 2007 2008 2009 2010 2011 2012 2013 990,035 1,024,042 1,058,608 1,093,734 1,129,421 1,165,667 1,202,473 1,112,139 1,146,927 1,182,112 1,217,691 1,253,657 1,290,005 1,326,729 254 262 270 278 266 295 303 118 119 12.0 12.41 12.14 122 12.3 94,502 96,680 98,856 101,031 103,204 + 105,374 = 107,542 $1.76 $1.83 $1.90 $1.98 $2.06 $2.14 $2.23 $166,209 $176,841 $186,055 $199,880 $212,346 $225,485 $239,328 $0.149 $0.154 $0.159 $0.164 $0.169 $0.175 $0.180 $0.07 $0.07 $0.07 $0.07 $0.08 $0.08 $0.08 $65,141 $70,074 $75,336 © $80,950 $86,935 $93,314 $100,110 $0.10 $0.10 $0.11 $0.11 $0.12 $0.12 $0.12 $97,711 $105,110 $113,005 $121,425 $130,402 $139,970 $150,165 $162,852 $175,164 $188,341 $202,374 $217,336 $233,284 $250,276 $329,062 $352,025 $376,306 $402,254 $420,683 $458,768 $489,603 06814 0.766 0.759 0.734 0.708 0.685 0.062 $267,692 $276,689 $285,840 $295,147 $304,610 $314,231 $324,011 $1,693,456 $1,970,145 $2,255,985 $2,551,131 $2,855,742 $3,169,973 $3,493,984 $0.332 $0.344 $0.356 $0,368 $0.380 $0.394 $0.407 $0.270 $0.270 $0.270 $0.270 $0.270 $0.270 $0,269 $0.15 $0.15 $0.16 $0.16 $0.17 $0.18 $0.18 $29,208 $31,269 $33,456 $35,776 $38,236 §=—$40,844 $43,608 $23,761 $24,577 $25,407 $26,250 $27,108 + $27,976 $28,859 $149,939 $174,516 $199,923 $226,173 $253,279 $281,255 $310,114 3,032 3,074 3114 3,153 3,191 3,227 3,263 5,967 6,076 6,184 6,280 6,396 6,499 6,602 21,973 22,275 22,568 22,851 23,124 23,388 23,641 41,535 42,288 43,031 43,764 44,487 45,200 45,003 $33,149 $33,149 $33,149 $33,149 = $33,149 9 $33,149 = $51,883 $16,574 $16,574 9 $16,574 = $16,574 = $16,574 $16,574 $25,041 $49,723 $49,723 $40,723 $49,723 $49,723 $49,723 $77,824 $3,194 $3,194 $3,194 $3,194 $3,194 $3,194 $4,999 $2,564 $2,564 $2,564 $2,564 $2,564 $2,564 $4,014 $5,758 $5,758 $5,758 $5,758 $5,758 $5,758 $9,012 $2,110 $2,173 $2,239 $2,306 $2,375 $2,446 $3,113 $1,758 $1,611 $1,665 $1,921 $1,978 $2,038 $2,594 $5,304 $5,367 $5,432 $5,490 $5,568 $5,640 $8,111 $4,323 $4,376 $4,430 $4,486 $4,543 $4,603 $6,608 2007 2008 2008 2010 2011 2012 2013 Fue! Inflaction Factor 40% General Inflation Factor 3.0% Discount Rate 35% 2014 2015 2016 1,239,840 1,277,768 1,316,252 1,363,824 1,401,283 1,439,102 311 320 328 124 12.5 126 108,706 111,867 = 114,024 $2.31 $2.41 $2.50 $253,910 $269,268 $285,437 $0,186 $0.192 $0.198 $0.09 $0.09 $0.08 $107,350 $115,059 $123,266 $0.13 $0.14 $0.14 $161,025 $172,589 $164,699 $268,375 $287,648 $308,164 $522,285 $556,916 $593,602 0.639 0.618 0.597 $333,952 $344,052 $354,315 $3,827,936 $4,171,988 $4,526,304 $0.421 $0.436 $0.451 $0,269 $0.269 $0.269 $0.19 90.19 $0.20 $46,537 = $49,640» $52,024 $29,756 $30,666 $31,590 $339,870 $370,537 $402,127 3,206 3,328 3,359 6,703 6,802 6,900 23,885 24,120 24,344 46,595 47,276 47,947 $51,883 $51,883 $51,883 $25,941 $25,041 $25,941 $77,624 $77,824 $77,824 $4,999 $4,999 $4,999 $4,014 $4,014 $4,014 $9,012 $9,012 $9,012 $3,206 $3,303 $3,402 $2,672 $2,752 $2,835 $8,205 = $8,301 $8,400 $6,686 $6,766 $6,848 2014 2015 2016 2017 1,355,299 1,477,276 337 12.7 116,176 $2.60 $302,450 $0.205 $0.10 $131,999 $0.15 $197,999 $329,998 $632,457 0.577 $364,742 $4,891,046 $0.467 $0,269 $0.21 $56,402 $32,527 $434,654 3,389 6,996 24,558 48,606 $51,883 $25,941 $77,824 $4,999 $4,014 $9,012 $3,504 $2,920 $8,502 $6,933 2017 Waste Heat - Investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 1,394,005 1,435,071 1,515,797 1,554,660 346 365 12.8 12.9 118,324 120,487 $2.71 $2.62 $320,373 $339,222 $0.211 $0218 $0.10 $0.14 $141,201 $151,174 $0.15 $0.16 $211,037 $226,761 $353,228 = $377,935 $673,600 $717,156 0.557 0.538 $375,333 $386,089 $5,286,378 $5,652,467 $0.483 $0.500 $0.269 $0.269 $0.22 $0.22 $60,082 $63,975 $33,478 $34,442 $468,132 $502,573 3.417 3,444 7,091 7,184 24,762 24,956 49,255 49,892 $51,883 $51,883 $25,941 $25,941 $77,824 $77,824 $4,999 $4,999 $4,014 $4,014 $9,012 $9,012 $3,609 $3,717 $3,007 $3,098 $8,607 $8,716 $7,021 $7,111 2018 2019 $100 $150 2020 1,475,798 1,593,862 364 13.0 122,605 $2.93 $359,051 $0.225 $0.11 $161,683 $0.16 $242,524 $404,207 $763,257 0.520 $397,013 $6,049,480 $0.517 $0.269 $0.23 $68,093 $35,419 $537,992 3,469 7,276 25,138 50,518 $51,883 $25,941 $77,824 $4,999 $4014 $0,012 $3,828 $3,180 $8,827 $7,204 2020 District Heating System Capital Invest mentt Debt Service @ 5%, 15 Years O&M at 10% of investment + Inflation Total Expenses District Heating tal Expenses Waste Heat+District Heating Jacket Water Jacket Water +E.S. Waste Heat Sales Jacket Water Jacket Water +E S. Net Income Jacket Water Jacket Water +E S. 5. Total Generation Expenses Minus Net income from Waste Heat Sales ss ssss ss $0 $0 ss ssss ss $0 $0 $216,907 $232,870 $216,907 $232,870 $216,907 $224,996 $216,907 $224,996 $216,907 $441,902 $216,907 $441,902 so $0 $0.281 $0.281 $0.272 $0272 $0.124 $0.124 $20,578 $20,578 $19,682 $19,882 $39,028 $39,028 $0 $0 Jacket Water Jacket Water +E.S. PW Total Expenses: Jacket Water Jacket Water +E.S. Accumulated PW Total Expenses Jacket Water Jacket Water +E.S. Accumulated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +E.8. $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.2. Power Costs Avg. Costkwh Jacket Water $0.272 Jacket Water +E.S. $0.272 PW Avg Cost/kwh Jacket Water $0272 Jacket Water +€.S. $0.272 6b. PCE Payments PCE Payment $tewh Jacket Water $0.120 Jacket Water +E.S. $0.120 PCE Payments Jacket Water $10,146 Jacket Water +E.S. $19,146 PW PCE Payments: Jacket Water $19,146 Jacket Water +E.S. $19,146 Accumulated PW PCE Payments: Jacket Water $19,146 Jacket Water +E S. $10,146 Accumulated P.W of PCE Savings Jacket Water $0 Jacket Water +€.S. $0 7. Potential Rate Reductionikwh From Sales of Waste Heat Jacket Water $0 Jacket Water +ES. $0 ss sess ss ss $0 $0 $249,845 $249,845 $233,233 $233,233 $675,135 $675,135 $0 $0 $0291 $0.291 $0271 $0271 $0.129 $0.120 $22,100 $22,100 $20,631 $20,631 $59,659 $59,659 $0 $0 ss sess ss $s $0 so $267,889 $267,889 $241,621 $241,621 $916,756 $916,756 so $0 $0.301 $0.301 $0271 $0271 $0.133 $0.133 $23,719 $23,719 $21,393 $21,393 $81,052 $81,052 $0 $0 $30,000 $30,000 $30,000 $2,890 $2,890 $2,890 $3,000 $3,090 $3,183 $5,890 $5,980 $6,073 $11,073, $11,222. $11,377 $15,205 $15.494 $15,699 $34,702 $36633 $38,646 $65,046 $68,952 $73,051 $29,520 $31,391 $33,342 $60,824 $64,681 $68,728 $257,543 $276,041 $295,720 $226,240 $242,751 $260,333 $224,434 $232,419 $240,568 $197,155 $204,390 $211,781 $1,141,190 $1,373,609 $1,614,177 $1,113,911 $1,318,300 $1,530,062 $25,725 $52,155 $79,270 $53,004 $107,464 $163,374 $0279 $0289 $0200 $0.245 $0.254 $0263 $0243 $0.243--$0.243 $0213 $0214 «= $0.214 $0127 $0.131-$0.136 $0,094 $0.098 $0.102 $23,383 © $25,118 $26,967 $17,436 $18,793 $20,243 $20,377 $21,148 $21,938 $15,194 $15,823 $16,468 $101,420 $122,577 $144,515 $96,246 $112,069 $128,537 $1,702 $3,601 $5,425 $6975 $14,110 $21,403 $0032 $0033 $0034 sooes sooes $0089 $30,000 $2,890 $3,278 $6,168 $11,535 $15,911 $40,744 $77,350 $35,377 $72,975 $316,648 $279,050 $248,882 $210,331 $30,000 $2,890 $3,377 $6,267 $11,699 $16,129 $42,931 $81,858 $37,498 $77,428 $338,698 $298,968 $257,363 $227,040 $30,000 $2,890 $3,478 $6,368 $11,867 $16,353 $45,208 $86,583 $39,708 $82,097 $362,546 $320,157 $266,011 $234,909 $30,000 $2,890 $3,582 $6,472 $12,041 $16,584 $47,579 $91,534 $42,010 $86,991 $387,673 $342,692 $274,829 $242,941 $30,000 $2,890 $3,690 $6,580 $12,220 $16,822 $50,046 $96,721 $44,406 $92,118 $414,362 $366,650 $283,816 $251,135 $30,000 $2,890 $3,800 $6,691 $14,802 $21,410 $52,613 $102,153 $44,501 $95,546 $445,102 $394,058 $294,561 $260,781 $30,000 $2,890 $3,914 $6,805 $15,009 $21,695 $55,262 $107,841 $47,077 $101,156 $475,200 $421,130 $303,850 $269,272 $30,000 $2,890 $4,032 $6,922 $15,223 $21,989 $58,056 $113,795 $49,755 $107,029 $507,160 $449,887 $313,314 $277,932 $30,000 $2,890 $4,153 $7,043 $15,443 $22,291 ‘$60,940 $120,025 $52,840 $113,177 $541,062 $480,425 $322,955 $286,761 $30,000 $2,890 $4277 $7,168 $15,670 $22,603 $63,935 $126,544 $55,432 $119,610 $577,025 $512,847 $332,774 $295,762 $1,863,060 $2,120,423 $2,386,434 $2,661,263 $2,945,078 $3,239,640 $3,543,490 $3,856,804 $4,179,760 $4,512,533 $1,749,413 $1,976,453 $2,211,362 $2,454,303 $2,705,439 $2,966,219 $3,235,492 $3,513,423 $3,800,185 $4,095,947 $107,085 $220,732 $0309 90.272 $0243 $0214 $0141 $0.106 $28,938 $21,704 $22,745 $17,130 $167,260 $145,667 $7,257 $28,850 $0.035 $0071 $135,562 $279,532 $0.320 $0.262 $0.243 $0214 $0.147 90.111 $31,037 $23,451 $23,570 $17,809 $190,830 $163,476 $9,093 $36,447 $0035 $0.073 $164,697 $339,769 $0331 $0.293 $0243 $0215 $0,152 90.115 $33,274 $25,220 $24,414 $18,504 $215,244 $181,980 $10,929 $44,193 $0036 90.075 $194,479 $401,438 $0343 $0.303 $0243 $0215 $0.158 $0.120 $35,654 $27,108 $25,276 $19,217 $240,520 $201,197 $12,750 $52,081 $0.037 $0.077 $224,804 $464,534 $0.355 $0.315 $0243 $0215 $0.164 $0.125 $38,187 $29,122 $26,156 $19,947 $266,676 $221,144 $14,579 $60,111 $0.038 $0.079 $254,345 $527,765 $0.370 $0326 $0.245 $0217 $0.172 $0,132 $41,337 $31,639 $27,356 $20,938 $294,032 $242,082 $16,082 $68,032 $0.037 $0.078 $264,446 $592,444 $0383 $0.340 90.245 90.217 $0.178 $0.137 $44,206 $33,931 $28,266 $21,696 $322,298 $263,778 $17,572 $76,082 $0.038 $0.082 $315,184 $658,565 $0.397 $0,362 $0245 $0218 $0.185 $0.142 $47,256 $36,374 $29,194 $22,471 $351,491 $286,249 $19,045 $84,288 $0038 $0.084 $346,544 $726,119 $0411 90.365 90.245 $0.218 $0.192 $0.148 $50,496 $36,975 $30,141 $23,264 $381,632 $309,513 $20,495 $92,614 $0.040 $0.086 $378,512 $795,099 $0426 $0.378 $0246 $0218 $0.199 $0,154 $53,938 $41,744 $31,108 $24,074 $412,738 $333,587 $21,915 $101,067 $0.041 $0.088 $30,000 $2,890 $4,406 $7,296 $15,903 $22,924 $67,044 $133,361 $58,437 $126,340 $615,163 $547,260 $342,771 $304,935, $4,855,305 $4,400,882 $411,074 $865,496 $0441 $0.392 90.246 $0219 $0.206 $0.160 $57,593 $44,692 $32,091 $24,902 $444,830 $358,489 $23,302 $109,642 $0.042 $0.091 $30,000 $2,890 $4538 $7,428 $16,144 $23,255 $70,272 $140,491 $61,558 $133,380 $855,600 $583,777 $352,950 $314,283 $5,208,254 $4,715,165 $444,213 $937,303 $0457 $0407 $0246 $0219 $0214 $0.167 $61,474 $47,828 $33,095 $25,748 $477,925 $384,238 $24,648 $118,335 $0.043 $0.093 ‘$30,000 $2,890 $4,674 $7,564 $16,391 $23,595 $73,621 $147,944 $64,794 $140,740 $698,464 $622,517 $363,310 $323,806 $5,571,564 $5,036,971 $477,916 $1,010,509 $0.473 90.422 $0246 $0.219 $0.222 0.173 $85,592 $51,162 $34,118 $26,612 $512,043 $410,850 $25,049 $127,142 $0.044 0.095 Aniak ‘Sys Losses 1999 = 15.00% Diesel Generation ‘Sys. Losses 2020 = 8.00% Load Factor - os Avg. Eligible PCE kwh Sold as % of Total = 35% Year 2001 2002 2003 1. Load Requirements kWh Sales 2,384,320 2,451,715 2,519,949 kWh Generated 2,728,073 2,784,955 2,864,342 kW Demand 622 638 654 2 Expenses kWh/Gal 116 17 17 Gal Fust 235,008 230,424 243,628 Foust Cost $/Gal $1280 $1.31 $1.38 Fusl Cost $296,108 $313,741 $332,203 Fusl Cost$/iwh $0109 $0112 $0.116 Variable Non-Fusl Costs $/ewh $0.14 $015 $0.16 Variable Non-Fusl Costs $343.42 $367,169 $302,483 Foad Non-Fust Costs $fewh 216 602 023 Foed Non-Fusi Costs $515,013 $560,753 $588,725 Total Non-FusiCost $858,355 $917,022 $061,208 Total Power Generation Expenses $1,154,463 $1,231,683 $1,313,601 2.9 Present Worth (PW) Expenses PW Factor 1000 0088 = 0.834 PW Total Expenses $1,154,463 $1,190,012 $1,226,167 Accumuated PW Total Expenses $1,154,463 $2,344,475 $3,570,643 3. Power Costs & PCE Payments 3.0 Power Costs ‘Avg. Costhwh $0484 = $0502 $0,521 PW Avg Cost/kwh $0484 © $0485 $0.487 3b. PCE Payments PCE Payment $/kwh $020 025 08 PCE Payment $200,263 $213,152 $226,752 PWPCE Payments $200,283 $205,944 $211,676 Accumulated PW PCE Payments $200,283 $408,227 $617,903 ‘4 Waste Heat Recovery, Aveilable Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery 0 ° 0 Jacket Water + 0 0 ° Exhaust Steck Recovery (E'S) (Diesel Fusi Ga! Equivalert) Jacket Water Recovery ° ° ° Jacket Water + ES. ° ° ° Capital Investment Jacket Water Recovery #9 0 $0 ES. x so 2 “otal Capital Invest. Jacket Water + E.! $0 so 0 Debt Service Jacket Water, 5% 15 yrs $0 $0 $0 ES, 5% @8 yrs $0 r) $0 Total Debt Service Jacket Water + E.S $0 0 $0 8M sket Water @ 6% of investment + infis $0 co 0 ES. @ 10% of Investment + inflation so co 0 Total Expenses Heat Recovery Jacket Water $0 $0 co Jacket Water +€.S. $0 $0 bo Year 2001 2002 2003 2004 2,589,019 2,934,222 670 118 248,220 $1.42 $351,809 $0.120 90.16 $419,370 $0.24 $629,056 $1,048,426 $1,400,235 0.902 $1,262,932 $4,833,574 $0541 90.488 $027 $241,121 $217,478 $835,360 o o Bee 8s 888 kWiygal year 2001 = kWhigal year 2020 = Ava. PCE per kwh sold « 2005 2006 2,658,927 2,720,673 3,004,588 3,075,432 688 702 11.0 12.0 252,508 256,962 $1.47 $1.53 $372,335 $393,919 90.124 $0.128 $0.17 $0.18 $447,922 $478,233 $0.25 $0.26 $671,863 $717,350 $1,119,805 $1,195,583 $1,492,140 $1,580,502 0871 0842 $1,300,314 $1,338,318 11.6 13 9024 2007 2,801,255 3,146,743 718 120 261,312 $1.50 $416,610 90.132 90.18 $510,405 $0.27 $765,608 $1,276,013 $1,692,623 0814 $1,376,950 2,873,675 3,218,516 735 12.4 285,646 $1.66 $440,461 90.137 90.19 $544,545 90.28 $816,817 $1,361,362 $1,801,823 0.788 $1,416,217 Est. Year 2001 Fusi Cost Sigal . Est. 2001 Non-Fusl Cost $/icwh Sales = Variable Costs @ 40% NFC Foed Costs at 60% NFC 2009 2010 2,046,932 3,021,027 3,290,741 3,383,410 751 768 122 123 269,966 274,289 $1.72 $1.79 $465,528 $491,867 90.141 90.146 $0.20 $0.20 $580,764 $619,180 90.30 90.31 $871,145 $928,770 $1,451,009 $1,547,951 $1,917,437 $2,030,818 0.759 0.734 $1,456,124 $1,496,678 2011 3,005,959 3,436,514 785 123 278,557 $1.67 $519,530 90.151 $0.21 $659,820 9032 ‘$989,880 $1,649,709 $2,169,338 0.709 $1,537,865 $6,133,888 $7,472,208 $8,849,156 $10,265,373 $11,721,496 $13,218,174 $14,756,059 90.561 90.582 $0.489 30.490 $0.28 02 $256,299 $272,328 $223,350 $220,293 $1,058,730 $1,288,023 8,007 8,067 15,850 16,086 58,021 58,601 110,308 = 111,782 $90,196 $90,196 $45,096 $45,096 $135,294 $135,204 $8,690 $8,690 96,978 $6,978 $15,667 $15,667 $5,412 $5,574 4510 4.045 $14,101 $14,284 $11,487 $11,623 2005 2008 $0.30 $289,250 $235,305 $1,523,328 8,165 16,278 59,163 113,255 $90,196 ‘$45,098 $135,294 $8,690 6,978 $15,687 $5,741 $4,784 $14,431 $11,762 2007 $0627 90.493 9031 $307,114 $241,389 $1,764,717 8,240 16,488 58,708 114,607 $90,198 $45,096 $136,204 $8,690 $6,978 $15,687 $5,014 4,028 $14,603 $11,008 2008 90.651 30.404 90.32 $325,966 $247,542 $2,012,250 8312 16,695 60,235 116,118 $90,196 $45,008 $135,204 96,001 $5,076 $14,781 $12,053 2009 $0675 90.495 $0.33 $345,657 $253,768 $2,266,025 60,745 117,519 $90,196 $45,098 $135,204 $8,690 $6,978 $15,667 6,274 $5,228 $14,063 $12,208 2010 90.701 90.497 90.34 $306,841 $280,081 $2,526,086 8,451 17,100 61,237 118,608 $90,196 ‘$45,006 $135,294 $8,690 $6,978 $15,667 96,462 $5,385 $15,152 $12,363 2011 $1.26 90368 90.14 02 2012 3,171,728 3,510,046 601 124 (282,828 $1.94 $548,605 90.156 $0.22 $703,113 90.33 $1,054.670 $1,757,783 $2,308,388 0.685 $1,579,750 2013 3,248,335 3,583,906 618 125 287,082 $2.02 $579,131 $0.162 90.23 $748,600 90.35 $1,123,349 $1,872,248 $2,451,378 0.662 $1,622,262 $16,335,809 $17,956,001 $0727 $0.498 9035 $388,973 $266,425 $2,792,511 8516 17,298 61,711 120,256 $90,196 $45,096 $135,294 $8,690 36,978 $15,667 $15,345 $12,524 2012 90.755 90.499 90.36 $412,310 $272,860 $3,085,371 6579 17,463 62,167 121,563 $133,874 $06,937 $200,811 $12,006 $10,357 $23,254 $8,032 $6,604 $20,930 $17,050 Fust inflaction Factor ‘General inflation Factor Discount Rate 2014 2015 3,325,778 3,404,060 3,658,357 3,733,119 a5 852 126 126 201,319 295,539 $2.10 $2.18 $611,166 = $844,630 $0.167 90.173 90.24 $0.25 $797,424 $848,841 9038 $0.37 $1,196,136 $1,273,262 $1,093,560 $2,122,103 $2,604,746 $2,766,942 0: 0618 $1,085,485 $1,709,367 40% 3.0% 35% 2016 3,483,179 3,808,276 660 127 299,740 $227 $680,167 90.179 $028 $903,313 30.39 $1,354,970 $2,258,283, $2,938,450 0.597 $1,753,933 2017 3,563,136 3,863,817 687 128 303,923 $2.36 ‘$717,245 90.185 9027 $961,011 90.40 $1,441,516 ‘$2,402,527 $3,110,772 0Os77 $1,799,191 $19,623,676 $21,332,043 $23,086,878 $24,886,067 $0,763 $0.501 $0.38 $436,015 $279,365 $3,344,737 8.640 17,685 62,608 122,909 $133,874 $06,937 $200,611 $12,698 $10,357 $23,254 $8,273 96,805 $21,171 $17,251 2014 90.813 $0,502 $0.39 $462,851 $285,941 $3,630,678 8,698 17,874 63,027 124,203 $133,874 $068,937 $200,811 $12,696 $10,357 $23,254 $8,522 $7,101 $21,419 $17,458 $0844 $0504 $0.40 $490,185 $292,567 $3,923,265 8,753 18,060 63,430 125,476 $133,874 $66,937 $200,811 $12,698 $10,357 $23,254 $8,777 $7,314 $21,675 $17,671 2016 $0.42 $518,068 $299,303 $4,222,568 8,807 18,243 63,816 126,728 $133,874 $68,937 $200,811 $12,606 $10,367 $23,254 99,041 $7,534 $21,938 $17,800 2017 Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 3,643,928 3,725,550 3,959,735 4,038,022 904 m1 12.9 129 308,087 312,233 245 $255 $756,156 $796,984 90.191 90.197 90.28 $0.29 $1,022,113 $1,086,811 90.42 9044 $1,533,170 $1,630,217 $2,555,283 $2,717,028 $3,311,439 $3,614,011 0557 0.538 $1,845,146 $1,891,807 $100 $150 2020 3,608,026 4,112,668 330 13.0 316,350 $265 $830,616 90.204 $0.30 $1,155,303 10.46 $1,732,064 $2,886,257 $3,728,073 0.520 $1,999,170 $26,731,213 $28,623,020 $30,562,199 $0.009 $0 508 $0.43 $549,332 ‘$308,090 $4,528,658 8,857 18,424 64,184 127,958 $133,874 $66,937 $200,811 $12,696 $10,357 $23,254 99,312 ‘$7,760 $22,210 $16,116 2018 90.043 ‘$0 506 9045 $581,296 $312,947 $4,841,605 8,908 18,601 64,534 129,167 $133,674 $66,937 $200,811 $12,698 $10,357 $23,254 99,501 37.983 $22,489 $18,349 0979 $0509 9246 $614,059 $319,874 $5,161,479 8,952 18,775 64,867 130,354 $133,874 $66,937 $200,811 $12,896 $10,357 $9,670 $8,232 $22,777 $18,589 District Heating System Capital Investment so 0 cd Debt Service @ 5%, 15 Years 90 $0 $0 08M at 10% of Investment + Inflation $0 $0 $0 Total Expenses District Heating $0 so %0 tal Expenses Waste Heat+ District Heating Jacket Water 0 so 0 Jacket Water +E.S, $0 $0 $0 Waste Heat Sales Jacket Water $0 $0 $0 Jacket Water +E.S. 0 $0 0 Net Income Jacket Water #0 2 0 Jacket Water +E S. 0 ) 0 6. Total Generation Expenses Minus Net income from Waste Heat Sales Jacket Water $1,154,463 $1,231,663 $1,313,501 Jacket Water +.S. $1,154,463 $1,231,663 $1,313,501 PW Total Expenses Jacket Water $1,154,463 $1,190,012 $1,226,167 Jacket Water +E.S. $1,154,463 $1,190,012 $1,226,167 Accumulated PW Total Expenses Jacket Water $1,154,463 $2,344,475 $3,570,643 Jacket Water + S. ‘Accumated PW Savings From Waste Heat Sales Jacket Water 9 co 0 Jacket Water +E.S. so $0 0 6. Power Costs & PCE Payments with Waste Heat Offeet 6.8. Power Costs Avg. Costikwh Jacket Water $0484 $0802 © $0.821 Jacket Water +S. $0484 © $0.502,—$0.821 PW Avg Costkwh Jacket Water $0.484 90.485 90.487 Jacket Water +E.S. $0484 $0485 © $0.487 6b. PCE Payments PCE Payment $/kwh Jacket Water $0.240 90.248 90.257 Jacket Water +E.S. $0240 $0.48 «© 80.257 PCE Payments Jacket Water $200,263 $213,152 $226,752 Jacket Water +E S. $200,283 $213,152 $226,752 PW PCE Payments Jacket Water $200,283 $205,944 $211,676 Jacket Water +E.S, $200,283 $205,944 $211,676 Acoumuated PW PCE Payments Jacket Water $200,283 $408,227 $617,903 Jacket Water +E.S. $200,283 $406,227 $617,903 Accumuated P.W of PCE Savings Jacket Water 0 0 co Jacket Water +E.S, $0 0 0 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water 0 #0 co Jocket Water +E. 0 0 $0 $0 0 $30,000 $2,890 $3,000 $5,690 $19,992 $31,470 $85,524 $162,597 $71,422 $151,110 ‘$30,000 $2,890 ‘$3,090 ‘$5,980 $20,244 $31,667 $89,634 $171,375 ‘$75,570 $159,752 $30,000 $2,890 $3,183 $6,073 $20,504 $32,266 $04,324 $180,562 ‘$79,893 $168,800 $1,400,235 $1,420,717 $1,513,922 $1,612,730 $1,400,235 $1,341,030 $1,429,749 $1,523,623 $1,262,932 $1,236,073 $1,274,690 $1,311,057 $1,262,932 $1,168,630 $1,203,811 $1,230,631 $4,833,574 $6,071,648 $7,346,337 $8,658,204 $1,154,463 $2,344,475 $3,570,643 $4,833,574 $6,002,205 $7,206,015 $8,445,646 0 Ci 90.541 $0.541 $0.488 $0.488 90.266 90.268 $241,121 $241,121 $217,478 $217,478 $62,240 $131,683 90.534 $0,504 $0.468 90.440 90.268 90.250 $267,670 $241,174 $233,250 $210,160 $125,668 $266,191 90.467 90.441 $0298 90.269 $284,743 $256,752 $239,746 $216,178 $190,061 $403,510 90.576 $0544 90.468 90.443 $0309 90.270 $302,805 $273,243 $246,332 $222,284 $835,380 $1,068,639 $1,308,385 $1,554,717 $835,380 $1,045,549 $1,261,728 $1,484,011 -$0 009 $13,181 $20,362 $26,295 $0.028 90.059 $31,380 $39,317 $0.029 $0,060 ‘$30,000 $2,890 $3,278 6,168 $20,772 $32,677 ‘$99,000 $190,176 $84,397 $178,270 91,717,426 $1,623,553 $1,349,681 $1,276,098 ‘$30,000 $2,890 $3,377 ‘$6,267 $21,047 $33,101 $103,660 $200,234 $80,080 $188,180 $1,628,348 $1,729,257 $1,368,469 $1,313,217 ‘$30,000 $2,890 $3,478 $6,368 $21,332 $33,537 $108,938 $210,755 $93,975 $198,549 $1,945,644 $1,841,270 $1,427,726 $1,350,998 ‘$30,000 $2,890 $3,582 96,472 $21,624 $33,067 $114,213 $221,757 $99,081 $209,305 $2,070,277 91,050,943 91,467,658 $1,380,441 ‘$30,000 $2,890 $3,690 $6,580 $21,925 $34,450 $119,701 $233,262 $104,355 $220,738 $2,202,032 $2,085,850 $1,508,273 $1,428,557 $10,008,176 $11,396,644 $12,824,370 $14,202,029 $15,800,301 $9,721,744 $11,034,962 $12,385,958 $13,775,309 $15,203,956 $257,197 $543,628 $0.470 90.444 $0.320 90.280 $321,909 $290,696 $253,017 $228,484 $1,807,734 $1,712,495 $8017 $52,221 $0.620 $0.587 90.471 90.446 $0332 ‘0.300 $342,110 $309,162 $259,802 $234,781 $2,067,536 $1,047,277 964,962 $0.090 $0.084 $393,604 $832,216 $0473 0.447 $0344 $0.311 $963,468, $328,607 $266,687 $241,175 $2,334,224 ‘$2,188,452 $68,198 ‘$77,574 90.031 90.474 440 90.356 $386,042 $349,366 $273,673 $247,685 $2,607,808 $2,496,117 $81,810 $89,080 $0.032 90.088 90.476 90.450 90.360 90.334 $409,896 $371,201 $280,758 $254,253 $2,688,654 ‘$2,690,370 $96,143 $102,141 90.033 $0.070 $30,000 $2,890 $3,800 $6,601 $27,621 344871 $125,410 $245,290 $104,479 $228,240 ‘$2,346,900 $2,223,140 $1,553,130 $1,471,237 $17,383,440 $16,675,193 $604,651 $1,282,609 $0.722 90.684 90.478 90.453 90.384 30.8 $436,805 $305,745 $280,130 $261,807 $3,177,784 $2,952,267 $112,413 $113,104 ‘$30,000 $2,890 $3,914 $8,805 $27,976 45,227 $131,246 $257,862 $110,175, $240,611 $2,494,570 $2,364,135 $1,595,039 $1,511,638 $30,000 $2,800 $4,032 $6,922 $28,341 $48,790 $137,519 $271,001 $116,100 $253,543 $2,650,843 $2,513,400 $1,637,642 $1,552,732 $16,948,479 $20,586,121 $16,186,830 $19,730,563 $675,097 $1,436,746 $0,750 $0.711 ‘90.480 90.455 90.308 90.361 $463,533 $420,163 $296,385, $268,654 $3,474,169 $3,220,921 $129,432 $123,816 $0.033 90.072 $746,822 $1,593,360 90.779 90.738 90.481 90.456 90.413 $0.374 $401,608 $445,966 $303,742 $275,510 $3,777,011 $3,496,430 $147,234 $134,247 90.034 90.074 $30,000 $4,153 $7,043 $28,718 $46,389 $143,935 $284,730 $122,260 $287,059 $2,816,190 $2,671,301 $1,680,957 $1,594,528 ‘$30,000 ‘$2,600 4277 $7,168 $29,108 $46,998 $150,603 $299,073 $128,664 $281,162 $2,901,107 $2,838,500 $1,724,080 $1,637,031 $21,334,091 $22,071,122 $819,707 $1,752,785 ‘$0,809 ‘90.767 30.483 \ $0488 30.428 $0388 $521,373 $473,228 $311,203 $282,465 $4,080,114 $3,778,896 $165,849 $144,369 $0,035 90.077 $893,090 $1,014,044 90.630 $0.707 90.484 90.450 90.443 $0.403 $882,737 $802,025 $316,767 $280,521 $4,407,881 $4,068,416 $185,313 $154,152 $0.098 $0078 ‘$30,000 ‘$30,000 ‘$30,000 $2,800 $2,800 $2,890 4408 4538 “4674 $7,296 $7,428 $7,564 $29,505 $29,917 $30,341 $47,622 $48,266 $48,930 $157,630 $164,728 = $172,199 $314,055 $329,702 $346,041 $135,321 $142,237 $149,422 $295,938 $311,353 $327,452 $3,176,118 $3,371,774 $3,578,651 $3,015,501 $3,202,650 $3,400,622 $1,769,745 $1,615,232 $1,661,456 $1,680,249 $1,724,187 $1,768,853 $25,761,813 $27,577,045 $29,438,501 $24,651,371 $26,375,558 $28,144,411 $969,400 $1,045,975 $1,123,698 $2,079,842 $2,247,462 $2,417,788 90.872 $0,905 $0.940 90.828 $0,860 $0893 so4es = $0487 90.489 90.461 90.463 90.465 90.459 90.476 90.493 $0417 90.433 $0.449 $585,842 $620,781 $657,648 $532,437 $564,550 $598,453 $328,434 © $334,204 $342,079 $208,676 $303,032 $311,289 $4,734,314 $5,088,519 $5,410,508 $4,385,092 $4,680,024 $4,980,313 $205,658 $228,914 $249,119 $163,568 $172,581 $181,168 $0.037 90.038 s0.0090 $0.081 $0.084 $0,086 Atmautiuak Sys. Losses 1999= 15.00% Diesel Generation Sys. Losses 2020= 8.00% Load Factor . os Avg. Eligible PCE kwh Sok as % of Total = 31% Year 2001 2002 2003 1, Load Requirements kWh Sales 524,728 §53,790 583,632 kWh Generated 599,939 631,321 663,395 kW Demand 137 144 151 2. Expenses kWh (Gal 10.5 106 108 Gal Fuel 67,137 59,382 61,636 Fuel Cost $/Gal $1.28 $1.33 $1.38 Fuel Cost $73,135 $79,049 $85,331 Fuel CostS/wh $0122 $0.125 $0.129 Variable Non-Fuel Costs $/kwh $0.080 $0.08 $0.09 Variable Nor-Fuel Costs $41,978 $46,075 $50,501 Fixed Non-Fuel Costs $/kwh $0.120 $0.12 $0.13 Fixed Non-Fus! Costs $62,967 $69,113 $75,751 Total Nor-FuelCost $104,946 $115,188 $126,251 Total Power Generation Expenses $178,081 $194,237 $211,583 2.8 Present Worth (PW) Expenses PW Factor 1.000 0.966 0.834 PW Total Expenses: $178,081 $187,669 $197,515 Accumulated PW Total Expenses $178,061 $365,750 $563,265 3. Power Costs & PCE Payments 3.8. Power Costs Avg. Cost/kwh $0.339 © $0.351 $0.363 PW Avg Costkwh $0.339 © $0.339 $0.338 3.b. PCE Payments PCE Payment S/kwh $0.130 $0.13 $0.14 PCE Payment $21,147 $23,099 $25,196 PW PCE Payments $21,147 $22,318 $23,520 Accumulated PW PCE Payments $21,147 $43,464 $66,985 ‘4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery 9 ° 0 Jacket Water + 0 ° 0 Exhaust Stack Recovery (E.S) (Diesel Fuel Gal Equivalent) Jacket Water Recovery ° ° ° Jacket Water + E.S. O 0 0 Capital investment Jacket Water Recovery so $0 $0 ES. so $0 so Total Capital invest. Jacket Water + E.£ so $0 $0 Debt Service Jacket Water, 5% @15 yrs $0 so $0 ES, 5% @8 yrs ‘so so $0 Total Debt Service Jacket Water + E.S $0 so $0 08M cket Water @ 6% of Investment + Infle $o so $0 ES. @ 10% of Investment + inflation $0 ‘$0 $0 Total Expenses Heat Recovery Jacket Water ‘$0 so $0 Jacket Water +E.S. so ‘$0 $0 Year 2001 2002 2003 2004 614,252 696,152 159 109 63,898 $1.44 $92,002 $0.132 $0.09 $55,276 $0.13 $82,914 $138,190 $230,192 0.902 ‘$207,620 ‘$770,885 $0.375 $0.338 $0.14 $27,446 $24,754 $91,739 Ess ss ses 88s kWhgal year 2001 = kWhgal year 2020 = Avg. PCE per kwh sold = 2005 645,651 729,586 167 110 66,168 $150 $99,081 $0136 $0.09 $60,426 $0.14 $90,638 $151,064 $250,145 0.871 $217,987 $988,871 $0.387 30.338 $0.15 $29,858 $26,020 $117,759 2.274 4,329 16,480 30,177 $25,231 $12,616 $37,847 $2,431 $1,952 $4,383 $1,514 $1,262 $3,945, $3,213 2005 2006 677,828 763,686 174 112 68,444 $156 $106,588 $0.140 $0.10 $65,975, $0.15 $98,962 $164,936 $271,525 0.642 $228,616 $1,217,488 $0.401 $0.337 $0.15 $32,443 $27,316 $145,075 2,325 4,450 16,846 31,014 $25,231 $12,616 $37,847 $2,431 $1,952 $4,383 $1,559 $1,299 $3,990 $3,251 2006 10.5 13 $0.13 2007 710,784 798,447 182 113 70,725 $1.62 $114,547 $0143 $0.10 $71,949 $0.15 $107,924 $179,874 $294,420 0814 $239,511 $1,456,999 $0414 $0.337 $0.16 $35,212 $28,645 $173,720 2,374 4570 17,200 31,840 $25,231 $12,616 $37,847 $2,431 $1,952 $4,383 $1,606 $1,338 $4,037 $3,290 2007 Est. Year 2001 Fuel Cost $/gal $1.28 Est 2001 Non-Fuel Cost $/kwh,Sales $0.20 Fuel inflaction Factor 4.0% Variable Costs @ 40% NFC $0.08 General Inflation Factor 3.0% Fixed Costs at 60% NFC s $0.12 Discount Rate 35% 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 744,519 779,032 814,324 = 850,395 9 887,244 = 924,872 983,279 1,002,464 1,042,429 1,083,171 833,861 869,919 906614 943,938 981,883 1,020,442 1,059,607 1,099,369 1,139,722 1,180,656 190 199 207 216 224 233 242 251 260 270 11.4 11.6 W147 11.8 11.9 12.41 122 12.3 12.5 126 73,011 75,301 77,593 70,888 82,184 84,481 86,778 89,075 91,370 93,664 $1.68 $1.75 $1.82 $1.89 $1.97 $2.05 $2.13 $2.22 $2.31 $2.40 $122,979 $131,908 $141,362 $151,365 $161,944 $173,128 $184,950 $197,438 $210,627 $224,551 $0.147 $0.152 $0.156 $0.160 $0.165 $0.170 $0.175 $0,180 $0.185 $0.190 $0.11 $0.11 $0.11 $0.12 $0.12 $0.13 $0.13 $0.14 $0.14 $0.15 $78,378 $85,293 $92,723 $100,703 $109,270 $118,460 $128,314 $138,875 $150,188 $162,301 $0.16 $0.16 $0.17 $0.18 $0.18 $0.19 $0.20 $0.21 $0.22 $0.22 $117,568 $127,939 $130,064 $151,055 $163,905 $177,690 $192,472 $208,313 $225,283 $243,451 $195,947 $213,232 $231,807 $251,758 $273,174 $296,150 $320,786 $347,189 $375,471 $405,752 $318,926 $345,141 $373,170 $403,123 $435,118 $460,279 $505,736 $544,627 $586,008 $630,303 0.786 0.759 0.734 0.708 0.685 0.662 0.639 0.618 0.597 0.577 $250,673 $262,104 $273,806 $285,782 $298,032 $310,561 $323,370 $336,460 $349,837 $363,499 $1,707,672 $1,969,776 $2,243,582 $2,520,364 $2,827,396 $3,137,957 $3,461,326 $3,797,787 $4,147,623 $4,511,123 $0.428 $0,443 $0.458 90.474 '$0.490 80.507 $0.525 30.543 $0.562 $0.582 $0.337 90.336 $0.336 $0.336 $0,336 $0.336 $0,336 $0.336 $0.336 $0.336 $0.17 $0.17 $0.18 $0.18 $0.19 $0.20 $0.20 $0.21 $0.22 $0.23 + $38,174 $41,341 $44,727 $48,343 $52,203 $56,321 $80,713 $65,394 $70,381 $75,692 $30,004 $31,305 $32,817 $34,271 $35,756 $37,272 $38,820 © $40,399 $42,010 $43,652 $203,724 $235,119 $267,936 $302,207 $337,963 $375,235 $414,055 $454,455 $496,465 $540,116 2,421 2,406 2,510 2,552 2,592 2,630 2,066 2,701 2.733 2,764 4,688 4,804 4919 5,032 5,144 5,253 5,361 5,487 5,570 5,672 17,542 17,871 18,187 18,491 18,781 19,058 18,321 10,571 19,807 20,030 32,655 33,458 4,249 35,027 36,793 36,545 37,284 38,010 38,721 39,418 $25,231 $25,231 $25,231 $26,231 $25,231 $42,541 $42,541 $42,541 $42,541 $42,541 $12,616 = $12,616 = $12,616 $12,616 9 $12,616 $21,270 $21,270» $21,270 = $21,270 = $21,270 $37,847 $37,847 $37,847 $37,847 = $37,847 $63,811 $63,811 $63,811 $63,811 $63,611 $2,431 $2,431 $2,431 $2,431 $2,431 $4,098 $4,098 $4,098 $4,008 $4,098 $1,952 $1,952 $1,952 $1,952 $1,952 $3,291 $3,201 $3,201 $3,201 $3,291 $4,383 $4,383 $4,383 $4,363 $4,383 $7,389 $7,389 $7,380 $7,389 $7,389 $1,654 $1,704 $1,755 $1,808 $1,862 $2,552 $2,629 $2,708 $2,789 $2,873 $1,378 $1,420 $1,462 $1,506 $1,552 $2,127 $2,191 $2,257 $2,324 $2,304 $4,085 $4,135 $4,186 $4,238 $4,293 $6,651 $6,728 $6,806 $6,888 $6,971 $3,330 $3,372 $3,414 $3,458 $3,503 $5,418 $5,482 $5,548 $5,615 $5,685 2008 2008 2010 2011 2012 2013 2014 2015 2016 2017 Waste Heat - Investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 1,124,683 1,166,993 1,222,186 1,264,242 278 289 12.7 12.9 95,055 96,244 $2.49 $2.59 $239,246 $254,751 $0.196 $0.202 $0.16 $0.16 $175,263 $189,129 $0.23 $0.24 $262,895 $283,694 $436,158 = $472,823 $677,404 $727,573 0.557 0.538 $377,452 $391,697 $4,888,575 $5,280,272 $0.602 $0.623 90.336 $0.336 $0.23 $0.24 $81,344 $87,357 $45,325 $47,030 $585,442 $632,471 2,783 2,820 5,772 5,870 20,238 20,433 40,101 40,769 $42,541 $42,541 $21,270 $21,270 963,811 $63,811 $4,008 $4,098 $3,291 $3,291 $7,389 $7,389 $2,959 $3,048 $2,466 $2,540 $7,057 $7,146 $5,757 $5,631 2018 2019 $100 $150 2020 1,210,071 1,308,877 208 130 100,529 $2.70 $271,103 $0,207 $0.17 $203,955 $0.25 $305,932 $509,887 $780,991 0.520 $406,237 $5,686,508 $0.645 $0.336 $0.25 $93,752 $48,766 $681,237 2,845 5,966 20,613 41,422 $42,541 $21,270 $63,611 $4,098 $3,201 $7,389 $3,130 $2,616 $7,238 $5,907 District Heating System Capital investmentt Dott Service @ 5%, 15 Years 08M at 10% of Investment + Inflation sees sess Total Expenses District Heating tal Expenses Waste Heat+District Heating Jacket Water so $0 Jacket Water +S. so so Waste Heat Sales Jacket Water so so Jacket Water +E.S. so so Net Income Jacket Water $0 $0 Jacket Water +€:5. $0 so 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $178,081 $194,237 Jacket Water +E.S. $178,081 $194,237 PW Total Expenses: Jacket Water $178,081 $187,669 Jacket Water +E S. $178,081 $187,669 Accumulated PW Total Expenses Jacket Water $178,081 $365,750 Jacket Water +E.S. $178,081 $365,750 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 $0 Jacket Water +E.S. so $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.0. Power Costs Avg Costhwh Jacket Water $0339 © $0.351 Jacket Water +€.S, $0339 $0.351 PW Avg Cost/nwh Jacket Water $0339 $0339 Jacket Water +E.S, $0339 $0.339 6.b. PCE Payments PCE Payment $/kwh Jacket Water $0.130 $0.135 Jacket Water +E.S. $0.130 $0.135 PCE Payments Jacket Water $21,147 $23,099 Jacket Water +E S. $21,147 $23,099 PW PCE Payments Jacket Water $21,147 $22,318 Jacket Water +E.S. $21,147 $22,318 ‘Accumulated PW PCE Payments Jacket Water $21,147 $43,464 Jacket Water +E.S. $21,147 $43,464 Accumulated P.W of PCE Savings Jacket Water $0 $0 Jacket Water +S. $0 $0 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water so so Jacket Water +ES. $o so ss 88 s888 ss $211,583 $211,583 $197,515 $197,515 $563,265 $563,265 $0 so $0363 90.363 $0.338 $0.338 $0.130 $0.139 $25,196 $25,196 $23,520 $23,520 $0 $0 sess $s ss $0 $0 $230,192 $230,192 $207,620 $207,620 $770,685 $770,885 $0 $0 $0.375 $0.375 $0.338 $0.338 90.144 90.144 $27,446 $27,446 $24,754 $24,754 $91,739 $91,739 so $0 $30,000 $2,890 $3,000 $5,890 $9,835 $13,048 $24,678 $45,187 $20,733 $41,974 $229,412 $208,171 $199,919 $181,409 $30,000 $2,890 $3,090 $5,980 $9,970 $13,222 $26.235 $48,298 $22,245 $45,047 $249,280 $226,477 $209,887 $190,688 $30,000 $2,890 $3,183 $6,073 $10,110 $13,400 $27,857 $51,568 $23,820 $48,278 $270,600 $246,142 $220,133 $200,237 ‘$30,000 $2,890 $3,278 $6,168 $10,253 $13,584 $29,547 $55,004 $25,462 $51,673 $293,464 $267,253 $230,660 $210,058 $970,804 $1,180,691 $1,400,824 $1,631,484 $952,294 $1,142,981 $1,343,218 $1,553,277 $18,068 $36,578 $0.355 $0.322 $0.310 $0.281 90.145 $0.114 $29,051 $22,795 $25,316 $19,665 $117,055 $111,604 $704 $6,155 $0.032 $0.065 $36,797 $74,506 $0368 $0.334 $0310 $0,281 $0,151 80.119 $31,670 $24,955 $26,666 $21,011 $143,721 $132,615 $1,354 $12,460 $0033 $0.066 $56,175 $113,781 90.381 90.346 90.310 90.262 $0.157 $0.124 $34,490 $27,287 $28,058 $22,198 $171,778 $154,814 $1,041 $18,906 90.034 $0,068 $76,188 $154,395 $0394 $0.359 $0.310 $0.282 $0.163 $0.129 $37,523 $29,804 $29,493 $23,425 $201,271 $178,239 $2,453 $25,485 $0.034 $0.069 $30,000 $2,890 $3,377 $6,267 $10,401 $13,773 $31,305 $56,611 $27,171 $55,239 $317,970 $289,902 $241,470 $220,155 $30,000 $2,890 $3,478 $6,368 $10,554 $13,968 $33,134 $62,396 $28,948 $58,982 $344,221 $314,168 $252,566 $230,529 $30,000 $2,890 $3,582 $6,472 $10,711 $14,169 $35,034 $66,367 $30,796 $62,009 $372,327 $340,215 $263,950 $241,184 $30,000 $2,890 $3,690 $6,580 $10,873 $14,376 $37,008 $70,530 $32,715 $67,027 $402,403 $368,091 $275,624 $252,123 $30,000 $2,890 $3,800 $6,691 $13,342 $18,760 $39,056 $74,893 $32,405 $69,475 $436,874 $309,804 $289,116 $264,563 $2,890 $2,890 $2,890 $3,914 $4,032 $4,153 $6,805 $6,922 $7,043 $13,532 $13,728 = $13,931 $19,014 $19,276 $19,546 $41,179 $43,381 $45,660 $79,464 $84,250 $89,260 $34,452 $36,574 = $38,773 $73,982 $78,703 $83,645 $471,284 $508,053 $547,326 $431,754 $465,024 $502,453 $301,341 $313,866 $326,694 $276,065 $287,839 $299,910 ‘$30,000 $2,890 $4,277 $7,168 $14,138 $10,824 $48,020 $94,502 $41,048 $88,817 $589,254 $541,486 $339,626 $312,278 $1,872,955 $2,125,520 $2,389,470 $2,665,094 $2,954,210 $3,255,551 $3,569,417 $3,896,110 $4,235,037 $1,773,432 $2,003,961 $2,245,146 $2,497,266 $2,761,852 $3,037,917 $3,325,756 $3,625,666 $3,937,044 $06,621 $196,344 $0.408 $0.372 $0,310 $0,283 $0.169 $0.135 $40,782 $32,516 $30,971 $24,693 $232,242 $202,932 $2,877 $32,167 $0.035 $0071 $118,062 $239,621 $0.423 90.386 $0.310 $0.283 90.175 $0.140 $44,283 $35,438 $32,492 $26,002 $264,734 $228,935 $3,202 $39,002 $0.036 $0.072 $139,893 $284,218 90.438 '$0.400 90.310 $0.284 $0.182 90.146 $48,040 $38,583 $34,057 $27,352 $298,791 $256,287 $3,417 $45,920 $0.036 $0.074 $162,301 $330,128 90.454 90.415 $0311 $0,284 $0.189 $0.153 $52,070 $41,965 $35,665 $28,744 $334,456 $285,031 $3,507 $52,932 $0.037 $0.076 $183,746 $376,105 $0.472 $0.432 90.313 $0.286 $0.199 $0.161 $57,068 $46,150 $37,766 $30,541 $372,222 $315,572 $3,013 $50,663 $0.035 $0.075 $205,775 $228,370 $251,513 $423,410 $472,031 $521,958 $0489 8©= $0507 $0.525 $0.448 $0.465 $0.482 $0313 $0.313 $0.313 $0.287 90.287 $0,288 $0207 $0.215 $0.223 $0.168 90.175 $0,182 $61,700 $66,650 $71,065 $50,058 $54,252 $58,750 $39,451 $41,181 $42,955 $32,008 $33,516 $35,068 $411,673 $452,854 $495,810 $347,580 $361,006 $416,164 $2,382 $1,600 $655 $66,475 $73,350 $80,301 $0.036 $0.036 $0.037 $0077 $0.079 '$0.080 $275,186 $573,179 $0.544 $0,500 $0.314 $0.288 $0.231 0.189 $77,630 $63,571 $44,775 $36,662 $540,585 $452,626 $468 $87,201 $0.038 $0.0862 $30,000 $2,890 $4,406 $7,296 $14,353 $20,110 $50,460 $99,964 $43,403 $94,227 $634,002 $583,177 $353,268 $324,948 $4,589,205 $4,262,892 $299,370 $625,683 $0.564 $0.519 $0.314 $0289 $0.240 $0.197 $83,703 $68,736 $46,640 $38,300 $587,225 $491,126 $1,783 $94,316 $0.039 0.084 $30,000 $2,890 $4,538 $7,428 $14,574 $20,405 $52,983 $105,716 $45,836 $99,885 $681,737 $627,688 $367,021 $337,923 $4,956,226 $4,600,815 $324,046 $679,457 $0.584 $0.538 $0.315 $0.290 $0249 $0.205 $90,162 $74,264 $48,550 $39,981 $635,775 $531,107 -$3,303 $101,365 $0.039 $0,086 $30,000 $2,890 $4,674 $7,564 $14,802 $20,709 $55,588 $111,708 $48,350 $105,799 $732,640 $675,191 $381,087 $351,205 $5,337,313 $4,952,020 $349,196 $734,489 $0.605 $0.558 $0315 $0.290 $0.259 90.214 $97,098 $80,179 $50,506 $41,708 $686,281 $572,812 $5,044 $108,425 $0.040 $0.087 Chefornak Diese! Generation Year 1, Load Requirements kWh Sales kWh Generated kW Demand 2. Expenses kWh Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$/kwh Variable Non-Fuel Costs $/wh Variable Non-Fuel Costs Fixed Non-Fuel Costs $/xwh Fixed Non-Fuel Costs Total Non-FuelCost Total Power Generation Expenses 2.8 Present Worth (PW) Expense’ PW Factor PW Total Expenses Accumulated PW Total Expenses: 3. Power Costs & PCE Payments 3.8. Power Costs Avg. Costkwh PW Avg Cost/kwh 3.b. PCE Payments PCE Payment S/cwh PCE Payment PW PCE Payments Accumuated PW PCE Payments 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Diesel Fuel Gal Equivalent) Jacket Water Recovery Jacket Water + ES. Capital Investment Jacket Water Recovery ES. Total Capital invest. Jacket Water + E.£ Debt Service Jacket Water, 5% @15 yrs ES, 5% @8yrs Total Debt Service Jacket Water + E.S O&M cket Water @ 6% of Investment + Infle ES. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E.S. Year ‘Sys. Losses 1999 = 2020 = Load Factor ® Avg. Eligible PCE kwh Sys. Lot Sold as % of Total = 2001 2002 524,728 599,939 137 553,790 631,321 144 WwW 77,914 = 79,123 $1.29 $1.34 $100,509 $106,152 $0.168 $0.168 $0.072 $0.07 $37,780 $41,468 $0.108 $0.11 $56,671 $62,202 $94,451 $103,669 $194,960 $209,821 80 1.000 0.966 $194,060 $202,726 $194,060 $397,686 $0.372 $0.372 $0.379 $0.366 '$0.080 $28,808 $28,808 $28,808 $0.08 $31,467 $30,403 $59,211 eo eo Ses e8 seg 888 Bes ss ssg 888 x 15.00% 8.00% 05 61% 2003 583,632 663,395, 151 83 80,335 $1.40 $112,088 $0.169 $0.08 $45,450 $0.12 $68,176 $113,626 $225,714 0.934 $210,707 $608,393 $0.387 $0,361 $0.10 $34,324 $32,041 $91,252 eo Ess ss sss 88s Est Year 2001 Fuel Cost $/gal $1.29 kWhvgal year 2001 = 77 Est 2001 Non-FuelCost $whSales $0.18. kWhigal year 2020 = 13 Variable Costs @ 40% NFC $0.07 Fixed Costs at 60% NFC = $0.11 Avg. PCE per kwh sold = $0.09 2004 2005 2006 2007 2008 2009 2010 2011 2012 614,252 645651 677828 710,784 744,519 779,032 814,324 850,395 887,244 696,152 729588 763.686 798.447 833,861 869.919 906.614 043.938 981,883 159 167 174 182 190 199 207 216 224 85 88 91 94 97 99 10.2 105 108 81547 82759-83970 85.180 86,387 «87,591 88,782 89,989 «91,182 $145 $151 $157 $163 $1.70 $1.77 $1.84 $1.91 $1.99 $118,331 $124893 $131790 $139,036 $146,646 $154,638 $163,029 $171,836 $181,077 $0170 $0171 $0173 $0174 $0176 = $0.178 += $0.180 $0182 «$0.184 $0.08 $0 08 $009 $0.09 $0.09 $0.10 $0.10 $0.11 $0.11 $49,748 $54,383 $59,377 $64,755 $70,541 $76,763 $83,451 $90,633 $98,343 $0.12 $013 $013 $0.14 $0.14 $0.15 $0.15 $0.16 $0.17 $74,623 $81.575 $89,066 $97,132 $105,812 $115,145 $125,176 $135,950 $147,514 $124,371 $135,958 $148,443 $161,886 $176,353 $191,909 $208,627 $226,583 $245,857 $242,701 $260,851 $280,232 $300,922 $322,009 $346,547 $371,655 $398,418 $426,934 0.902 0.671 0842 0.814 0.786 0.759 0.734 0.709 0.685 $218,903 $227,318 $235,948 $244,800 $253,874 $263,172 $272,695 $282,446 $292,427 $827,296 $1,054,612 $1,290,560 $1,535,360 $1,789,234 $2,052,406 $2,325,101 $2,807,847 $2,899,974 $0.395 $0.404 $0.356 $0.352 $0.10 $0.10 $37,389 $40,675 $33,722 $35,446 $124,974 $160,421 0 3,408 9 5,977 ° 24,693 ° 41,824 $0 $25,231 $o $12,616 $0 $37,847 $0 $2,431 so $1,952 SO $4,383 $o $1,514 so $1,262 $0 $3,945 $0 $3,213 2004 2005 $0.413 $0.423 $0.434 $0.445 $0.456 $0.348 $0.344 $0.341 30.338 $0.335 $0.11 $0.11 $0.11 $0.12 $0.12 $44,197 $47,968 $52,003 $56,318 $60,930 $37,213 $39,022 $40,874 = $42,769 $44,706 $197,633 $236,656 $277,530 $320,298 $365,005 3,385 3,361 3,334 3,306 3,275 5,893 6,006 6,017 6,025 6,032 24,532 24,355 24,163 23,955 23,731 41,014 41,987 42,045 42,086 42,111 $25,231 $25,231 $25,231 $28,231 $25,231 $12,616 $12,616 $12616 $12616 $12,616 $37,847 $37,847 = $37,847 = $37,847 $37,847 $2,431 $2,431 $2,431 $2,431 $2,431 $1,952 $1,952 $1,952 $1,952 $1,052 $4,383 $4,383 $4,383 $4,383 $4,383 $1,559 $1,606 $1,654 $1,704 $1,755 $1,299 $1,338 $1,379 $1,420 $1,462 $3,990 $4,037 $4,085 $4,135 $4,186 $3,251 $3,290 $3,330 $3,372 $3,414 2006 2007 2008 2009 2010 $0.469 $0.481 $0.332 $0.330 “$013 $0.13 $65.856 = $71,115 $46,687 $48,710 $411,692 $460,401 3,242 3,206 6,036 6,038 23,491 23,235 42,118 42,109 $25,231 $25,231 $12,616 $12,616 $37,847 = $37,847 $2,431 $2,431 $1,952 $1,952 $4,383 $4,383 $1,808 $1,862 $1,506 $1,552 $4,238 $4,293 $3,458 $3,503 2011 2012 Fuel inflaction Factor 4.0% General Inflation Factor 3.0% Discount Rate 3.5% 2013 2014 2015 2016 924,872 963,278 1,002,464 1,042,420 1,020,442 1,059,607 1,009,369 1,139,722 233 242 251 260 11.0 13 11.6 11.8 92,370 93,553 94,730 95,902 $2.07 $2.15 $2.23 $2.32 $190,774 $200,946 $211,614 $222,802 ‘$0.187 $0.190 $0.192 80.195 $0.12 $0.12 $0.12 $0.13 $106,614 $115,483 $124,988 $135,170 $0.17 $0.18 $0.19 $0.19 $150,921 $173,224 $187,482 $202,754 $266,535 $268,707 $312,470 $337,024 $457,308 $469,653 $524,084 $580,726 0.662 0.639 0.618 0.597 $302,639 $313,086 $323,770 $334,692 $3,202,613 $3,515,700 $3,839,469 $4,174,161 $0.494 $0.508 $0.523 $0.538 $0.327 $0.325 $0.323 $0,321 $0.14 $0.14 $0.15 $0.15 $76,725 $82,708 $69,085 $95,879 $50,775 $52,684 $55,035 $57,220 $511,177 $564,061 $619,006 $676,325 3,169 3,120 3,087 3,043 6,037 6,034 6,029 6,021 22,963 22,675 22,371 22,051 42,083 42,040 41,980 41,003 $42,541 $42,541 $42,541 $42,541 $21,270 $21,270 $21,270 $21,270 $63,811 $63,811 $63,611 $4,006 $4,098 $4,008 $4,008 $3,201 $3,291 $3,291 $3,201 $7,389 $7,389 $7,389 $7,389 $2,552 $2,629 $2,708 $2,780 $2,127 $2,191 $2,257 $2,324 $6,651 $6,728 $6,806 $6,888 $5,418 $5,482 $5,548 $5,615 2013 2014 2015 2016 2017 1,083,171 1,180,656 270 12.2 97,088 $2.42 $234,531 $0,199 $0.13 $146,071 $0.20 $219,106 $365,177 $599,708 0.577 $345,855 $4,520,016 $0.554 $0.319 $0.16 $103,113 $59,466 $735,791 2,997 6.011 21,715 41,808 $42,541 $21,270 $63,811 $4,098 $3,291 $7,389 $2,873 $2,394 $6,971 $5,685 2017 Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 1,124,693 1,168,993 1,222,166 1,264,242 279 289 12.4 12.7 98,228 99,382 $2.51 $2.61 $246,827 $259,715 $0.202 $0.205 $0.14 $0.15 $157,737 $170,216 $0.21 $0.22 $236,605 $255,324 $394,342 $425,540 $641,169 $685,256 0.557 0.538 $357,262 $368,915 $4,877,278 $5,246,193 $0.570 $0.587 $0.318 $0.316 $0.16 $0.17 $110,813 $119,005 $61,746 $64,068 $797,537 $861,605 2,948 2,897 5,098 5,983 21,363 20,996 41,697 41,568 $42,541 $42,541 $21,270 = $21,270 963,811 $63,811 $4,098 $4,098 $3,291 $3,291 $7,389 $7,389 $2,959 $3,048 $2,466 $2,540 $7,057 $7,146 $5,757 $5,831 2018 2019 $100 $150 2020 1,210,071 1,306,877 208 13.0 100,529 $2.72 $273,221 $0,209 $0.15 $183,550 $0.23 $275,339 $458,699 $732,120 0.520 $380,816 $5,627,010 $0,605 $0.315 $0.17 $127,717 $66,433 $928,036 2,845 5,066 20,613 41,422 $42,541 $21,270 $63,611 $4,098 $3,201 $7,389 $3,139 $2,616 $7,238 $5,907 District Heating System Capital investment Debt Service @ 5%, 15 Years O&M at 10% of Investment + Inflation Total Expenses District Heating tal Expenses Waste Heat+ District Heating Jacket Water Jacket Water +E.S. Waste Heat Sales Jacket Water Jacket Water +E.S. Net Income Jacket Water Jacket Water +E.S. 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water Jacket Water +€S. sess ss ss so so esses ss ss $0 $0 $194,960 $209,821 $184,960 $209,821 $194,960 $202,726 $194,960 $202,726 $194,060 $307,686 $194,960 $397,686 $o so $0.379 $0.379 $0.366 0.366 $0.093 $0.093 $31,467 $31,467 $30,403 $30,403 $59,211 $59,214 $0 $o PW Total Expenses. Jacket Water Jacket Water +E.S. Accumulated PW Total Expenses: Jacket Water Jacket Water +E.S. Accumulated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +E S. $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs Avg Cost/kwh Jacket Water $0.372 Jacket Water +E.S. $0.372 PW Avg Cost/kwh Jacket Water $0.372 Jacket Water +E.S. $0.372 6b. PCE Payments PCE Payment $/cwh Jacket Water $0.090 Jacket Water +E.S. 0.090 PCE Payments Jacket Water $28,808 Jacket Water +E.S. $26,808 PW PCE Payments. Jacket Water $28,808 Jacket Water +£.S. $26,808 Accumuated PW PCE Payments Jacket Water $28,808 Jacket Water +E S. $28,808 Accumulated P.W of PCE Savings Jacket Water so Jacket Water +E.S. so 7. Potential Rate Reductionikwh From Sales of Waste Heat Jacket Water so Jacket Water +ES. so es ss Ssss ss $225,714 $225,714 $210,707 $210,707 $608,393 $608,393 $0 $0 $0.387 $0.387 $0.361 $0,361 $0.096 $0.096 $34,324 $34,324 $32,041 $32,041 $91,252 $91,252 $0 $o ss ss 888s ss ss $242,701 $242,701 $218,903 $218,003 $30,000 $2,890 $3,000 $5,890 $9,835, $13,048 $37,264 $63,117 $33,320 $59,904 $227,531 $200,947 $198,280 $175,114 $30,000 $2,890 $3,090 $5,980 $9,970 $13,222 $38,502 $65,763 $34,512 $62,531 $245,720 $217,701 $206,890 $163,298 $30,000 $2,890 $3,183 $6,073 $10,110 $13,400 $39,754 $68,534 $35,717 $65,244 $265,205 $235,678 $215,744 $191,724 $30,000 $2,890 $3,278 $6,168 $10,253 $13,584 $41,018 $71,373 $36,933 $68,043 $286,066 $254,956 $224,646 $200,393 $30,000 $2,890 $3,377 $6,267 $10,401 $13,773 $42,291 $74,301 $38,156 $70,929 $308,391 $275,618 $234,195 $209,307 $827,296 $1,025,576 $1,232,466 $1,448,210 $1,673,056 $1,907,251 $827,296 $1,002,409 $1,185,708 $1,377,432 $1,577,825 $1,787,132 $0 $0 $0.395 $0.395 $0.356 $0.356 $0.100 $0.100 $37,380 $37,389 $33,722 $33,722 $124,974 $124,974 ‘$0 $0 $29,036 $52,203 $0.352 $0.311 $0.307 $0.271 $0.072 $0.033 $28,285 $12,880 $24,649 $11,224 $149,623 $136,198 $10,797 $24,222 $0.052 $0.093 $58,094 $104,852 $0,363 $0.321 $0.305 $0.270 $0.078 $0.038 $32,085 $15,847 $27,014 $13,343 $176,638 $149,541 $20,996 $48,092 $0.051 $0,092 $87,150 $157,928 $0.373 $0.332 $0,304 $0.270 $0.083 $0.044 $36,189 $19,079 $29,440 $15,520 $206,078 $165,062 $30,578 $71,594 $0.050 $0.092 $116,178 $211,400 $0.384 90.342 $0.302 $0260 $0.088 $0.050 $40,620 $22,592 $31,927 $17,757 $238,005 $162,819 $39,525 $94,714 $0.050 $0.091 $145,155 $265,274 $0.396 $0354 $0.301 $0.269 $0.096 $0.056 $45,400 $26,408 $34,477 $20,054 $272,482 $202,873 $47,816 $117,425 $0.049 $0,091 $30,000 $2,890 $3,478 $6,368 $10,554 $13,968 $43,571 $77,318 $30,385 $73,904 $332,270 $207,752 $243,797 $218,470 $30,000 $2,890 $3,582 $6,472 $10,711 $14,169 $44,856 $80,426 $40,617 $76,968 $357,801 $321,451 $253,652 $227,882 $30,000 $2,890 $3,690 $6,580 $10,873 $14,376 $46,142 $83,625 $41,649 $80,121 $385,085 $346,813 $263,763 $237,548 $30,000 $2,890 $3,800 $6,691 $13,342 $18,760 $47,426 $86,916 $40,775 $81,498 $416,534 $375,811 $275,655 $248,706 $30,000 $2,890 $3,914 ‘$6,805 $13,532 $19,014 $48,704 $90,300 $41,977 $84,818 $447,677 $404,835 $286,246 $258,853 $2,151,048 $2,404,700 $2,668,462 $2,944,118 $3,230,364 $2,005,602 $2,233,484 $2,471,032 $2,719,738 $2,978,591 $174,053 $319,499 $0.408 $0.366 $0.209 $0.268 $0.102 $0,061 $50,551 $30,548 $37,001 $22,414 $300,573 $225,287 $55,432 $139,718 $0.048 $0.08 $202,848 $374,063 $0.421 $0.378 $0.298 $0.268 $0.108 $0.068 $56,099 $35,034 $39,770 $24,836 $349,343 $250,123 $62,349 $161,568 $0.048 $0.091 $231,512 $428,942 0.434 $0.391 $0.297 $0,268 90.115 $0.074 $62,069 $39,890 $42,514 $27,323 $391,857 $277,446 $68,544 $182,055 $0.047 $0,080 $258,496 $482,876 $0.450 $0.406 $0.298 $0.269 $0.124 $0.082 $69,824 $46,225 $46,208 $30,591 $438,065 $308,037 $73,112 $203,140 $0.044 $0.088 $285,336 $537,108 $0.465 $0.420 $0.297 $0.269 $0.131 $0.088 $76,734 $51,907 $49,064 $33,190 $487,120 $341,227 $76,932 $222,834 $0.044 $0.088 $30,000 $2,890 $4,032 $6,922 $13,728 $19,276 $49,973 $93,777 $43,167 $88,230 $480,917 $435,654 $297,102 $269,263 $30,000 $2,890 $4,153 $7,043 $13,931 $19,546 $51,229 $97,349 $44,341 $01,734 $516,384 $468,982 $308,225 $279,937 $3,527,466 $3,835,691 $3,247,854 $3,527,701 $312,004 $501,615 $0.480 $0.435 $0.206 $0.269 $0.138 $0.095 $84,154 $58,040 $51,989 $35,856 $539,118 $377,063 $79,978 $242,013 $0.043 $0.088 $338,470 $646,370 $0.495 $0.450 $0.296 $0.269 $0.145 $0.102 $02,116 $64,652 $54,983 $38,500 $504,101 $415,673 $82,224 $260,652 90.043 $0.088 $30,000 $2,890 $4,277 $7,168 $14,139 $19,824 $52,487 $101,015 $45,495 $95,330 $554,212 $504,378 $319,618 $290,878 $4,155,308 $3,818,669 $364,708 $701,347 $0512 $0.466 $0.295 $0.269 $0.152 ‘$0.109 $100,654 $71,775 $56,048 $41,393 $652,149 $457,066 $83,642 $278,725 $0.042 $0.088 $30,000 $2,890 $4,406 $7,206 $14,353 $20,110 $53,682 $104,775 $46,624 $99,018 $504,545 $542,151 $331,283 $302,069 $4,486,501 $4,120,758 $300,687 $756,521 $0.529 $0.482 $0.205 $0.269 $0.160 $0.116 $109,804 $79,442 $61,183 $44,265 $713,332 $501,332 $84,205 $206,205 $0.041 $0.088 $30,000 $2,890 $4,538 $7,428 $14,574 $20,405 $54,869 $108,630 $47,722 $102,799 $637,533 $582,457 $343,223 $313,572 $4,829,814 $4,434,330 $416,379 $811,864 $0.546 $0.499 $0.294 $0.269 $0.168 $0.123 $119,604 $87,688 $64,390 $47,208 $777,723 $548,539 $83,662 $313,066 $0.041 $0.088 ‘$30,000 $2,890 $4,674 $7,564 $14,802 $20,709 $56,022 $112,579 $48,785 $106,672 $683,335 $625,448 $355,441 $325,330 $5,185,256 $4,759,660 $441,755 $867,350 $0.565 $0.517 $0.294 $0.269 $0.176 $0.131 $130,094 $96,548 $67,669 $50,220 $845,392 $598,760 $82,648 $329,278 $0.040 $0.088 Kipnuk Diesel Generation Year 1, Load Requirements kWh Sal kWh Generate: KW Demand 2. Expenses kWh /Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Variable Non-Fuel Costs $/kwh Variable Non-Fuel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fusi Costs Total Non-FuelCost Total Power Generation Expenses 2.8 Present Worth (PW) Expens PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments ‘3.8. Power Costs ‘Avg. Costkwh PW Avg. Costkwn 3b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments ‘Accumulated PW PCE Payments 4. Waste Heat Recovery Avaliable Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.8) (Diesel Fue! Gal Equivalent) Jacket Water Recovery Jacket Water + E.8. Capital Investment Jacket Water Recovery ES. otal Capital Invest. Jacket Water + E. Debt Service Jacket Water, 5% @15 yrs ES, 5% @ 8 yrs Total Debt Service Jacket Water + E.¢ aM ket Water @ 6% of Investment + nfs E.8. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E 8. Yoar Sys. Losses 199 Sys. Losses 2020 * Load Factor Avg. Eligible PCE kwh Sold as % of Total = 2001 N67 488 387 5 147,258 $1.22 $170,655 $0,106 $0.048 $0 $0 $0 $0 $0 2001 2002 1,520,172 1,743,256 308 14.6 150,554 $1.27 $191,023 $0.110 $0.05 $76,336 $0.07 $114,504 $190,841 $381,863 0.966 $368,050 $726,345 $0.250 $0241 $0.14 $135,162 $130,591 $257,083 $0 $0 $0 $0 2002 15.00% 8.00% Os 61% 2003 1,577,928 1,793,578 147 153,851 $1.32 $203,014 $0.113 $0.05 $81,021 $0.08 $122,881 $204,802 $407,017 0.034 $380,701 $1,107,048 $0.258 $0.241 $0.15 $144,353 $134,755 so $0 $0 2003 2004 1,627,437 1,844,429 421 W7 157,149 $1.37 $215,660 $0.117 $0.05 $87,671 $0.08 $131,806 $219.677 $435,338 $1,499,606 $0.267 $0.241 $0.16 $154, $138, $530. so $0 so $0 $0 $0 2004 kWhigal year 2001 = kWhigal year 2020 = ‘Avg. PCE per kwh sold = 2005 1,677,698 1,895,799 433 18 160.446 $143 $228,993 $0.121 $0.06 $94,208 $0.08 $141,312 $235,520 $404,514 0871 $404,797 $1,004,403, 90.277 90.241 $0.16 $166,412 $143,275 $674,007 5.128 10,107 $87,470 $5,618 $4,511 $10,120 $3,409 $2,916 $0,117 $7,427 2008 2006 1,728,711 1,047,681 44s 19 163,743 $148 $243,047 $0.125 $0.06 $100,956 $0.09 $151.433 $252,389 $495,436 0.842 $417,143 $2,321,636 $0287 $0.241 $0.17 $175,340 $147,632 $621,728 5,190 10,275 37,611 71,508 $58,313 $87,470 $5,618 $4,511 $10,120 $3,604 $3,003 $0,222 $7,514 2006 195 13 $0.14 2007 1,780,475 2,000,067 457 120 167,039 $1.54 $257,856 $0.129 $0.06 $108,138 $0.09 $182,207 $2,751,327 $0.207 $0.241 $0.17 $186,011 $152,053 $073,781 5,284 10,444 $87,470 $5,618 $4,511 $10,129 $3,712 $3,093 $9,330 $7,004 2007 2008 1,832,092 2,052,051 9 124 170,332 $1.61 $273,458 $0,133 $0.06 $115,780 $0.09 $173,671 $280,451 $562,909 0.786 $442,441 $3,193,768 $0,307 $0.241 $0.18 $199,159 $156,538 $1,130,3: $316 10,605 38,525 73,783 $58,313 $20,157 $87,470 $5,618 $4,511 $10,120 $3,823 $3,186 $9,441 $7,697 2008 Est. Year 2001 Fuel Cost $/gal Est. 2001 Non-Fus! Cost $/kwh,Sale Variable Costs @ 40% NFC Fixed Costs at 60% NFC 2008 2010 1,686,261 1,040,281 2.108.325 2,180,180 4a 124 122 173,623 176,911 $1.67 $1.74 $280,001 $307,196 $0. $0.142 $0.07 $0.07 $123,011 $132,558 $0.10 $105,868 $300,777 $4,117,717 90.318 30.329 $0.244 $0,241 $0.18 $0.19 $212,120 $225,632 $161,087 = $165,700 $1,201,405 $1,457,108 $436 10,029 $58,313 $87,470 $5,018 $5,618 $4,511 $4,511 $10,120 $10,129 $3,038 $4,056 $3,282 $3,380 2011 1,995,054 2.214510 506 123 180,196 $1.81 $325,415 $0.147 $0.07 $141,752 $0.11 $212,628 $354,380 $679,705 0.709 $481,920 $4,509,637 90.341 90.242 $0.20 $240,334 $170,378 $1,627,483 $493 11,088 39,804 77,104 $58,313 $20,187 $87,470 $5,618 $4,511 $10,128 $1.22 $0.12 $0.05 $0.07 2012 2,050,870 2,289,307 18 124 183,476 $1 $344,502 $0.152 $0.07 $181,525 $0.11 $227,268 $378,813 $723,405 0.685 ($495,403 $5,005,130 90.353 $0.242 $175,119 $1,802,602 40,205 78,185 958,313 $20,187 $87,470 $5,618 $4,511 $10,120 $4,303 $3,586 2013 2,106,855 2,324,563 531 124 186,751 $1.95 $364,774 $0,157 $0.08 $161,011 $0.12 $242,806 $404,777 $760,551 0.662 $500,276 $5,604,406 $0,365 $0.242 40,504 79,252 $132,086 $8,541 $6,859 $15,400 $5,319 $4,433 $13,061 $11,201 2013 Fuel inflaction Factor General inflation Factor Discount Rate 2014 2015 2,163,084 2,221,665 2,300,272 2,436,426 543 556 12.5 126 190,022 103,286 $2.03 $2.11 $386,008 = $41 6 $0,162 $0.08 $0.08 $172,045 = $184,666 $0.12 30.12 $250,418 $276,900 $432,363 $461,605 $818,371 $870,010 0.630 0. $523,270 $537,478 $6,127,676 $6,665,153 90.378 $0,302 90.242 0.242 $0.22 $0.23 s 12 $307,115 $184,706 $2,167,323 5,654 5,704 11,584 11,708 40,970 41,334 60,305 81,344 $88,657 $08,687 $44,320 $44,320 $132,088 $132,986 $8,541 $15,400 $5,470 $4,506 $14,020 $11,424 2014 $15,400 $5,643 ‘$4,703 $14,185 $11,581 2015 4.0% 3.0% 3.5% 2016 7 015 569 127 196,545 $2.20 $431,830 $0.173 $0.09 $107,112 $0.13 $551. $7,217,049 $0.405 30.242 $0.23 $326,230 $104,729 $2,551, $14,354 $11,703 2016 2017 2,330,482 2,550,035 582 128 199,797 $2.29 $456,543 $0.179 $0. $210,327 $0.13 $315,490 $525,817 x 0 0.877 $566,532 $7,783,582 $0.420 0.242 $0.24 $346,436 $199,792 $2,751,574 5,709 12,003 42,022 83,380 $88,657 $44,320 $132,086 $8,541 $6,650 $15,400 Waste Heat - investment per KW Jacket Water Jacket Water + Stack Hea! 2018 2019 2,300,519 2,460,307 2,607,477 2,665,333 505 609 128 12.9 203,041 206,278 $2.38 $247 $482,515 $509,816 90.185 $0. $0.09 $0.10 $224,353 $239,238 $0.14 $0.15 $336,530 $3! 7 $560,883 $508,006 $1,043, $1,107,012 0.557 0.538 $581,385 $506,457 $6,364,067 $8,961,423 90.435 $0.450 90.242 $0.242 $0.25 $0.26 $300,277 $210,110 $3,166,603 5,044 5.887 12,148 12,292 42,947 42,659 84,377 85,359 $88,657 $44,329 $132,086 = $132,086 98,541 $8,541 $6,850 $6,659 $15,400 $15,400 96,167 $6,352 $5,139 $5,203 $14,708 $14,803 $11,998 912,152 2018 2019 $100 $150 2020 2,521,848 2,723,506 622 13.0 209,507 $2.57 $538,509 $0. $0.10 $255,031 $0.15 $382,547 $637,578 $1,176,087 0.520 $611,748 $9,573,172 30.466 $0.243 $0.27 $414,041 $88,657 $44,329 $132,086 $15,084 $12,310 2020 District Heating System Capital Investment $0 $0 $0 0 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 Debt Service @ 5%, 15 Years $0 so $0 90 $2,600 $2,690 $2,800 $2,890 $2,800 $2,800 $2,890 $2,800 $2,800 $2,890 $2,890 $2,890 04M at 10% of Investment + Inflation $0 $0 $0 $0 $3,000 $3,000 $3,278 $3,377 $3478 $3,562 $3,690 $4,032 4.153 4277 $4,408 $4,538 Total Expenses District Heating $0 so $0 $0 $5,980 $6,168 $6,267 $6,368 $6,472 $6,580 $6,808 $6,022 $7,043 $7,168 $7,206 $7,428 -al Expenses Waste Heat+District Heating Jacket Water $0 $0 $0 30 $15,007 $15,202 $15,610 $16,042 $16,268 $16,501 $20,551 $20,825 $21,107 $21,307 $21,606 $22,004 $22,321 $22,048 Jacket Water +€.8 $0 $0 $0 $0 $22,434 = $22,716 = $23,007 $23,307 $23,616 = $23,033 $24,281 = $24,508 = $31,843 $32,250 $32,668 = $33,100 $33,544 = $34,002 $34,473 $34,058 Waste Heat Sales Jacket Water $0 $0 $0 30 $53,002 $55,827 ‘$58,774 $61,649 $65,055 $68,308 $71 $75,511 $79,201 $87,324 $06,023 $100,636 = $105,432 $110,416 Jacket Water +€.8 so $0 $o $0 $100,404 = $106,137 $112,150 $118,455 $125,063 $131,087 $130,242 $146,841 $154,700 $163,130 $171,851 $100,527 $200,516 $210,064 $221,880 Net Income. Jacket Water $0 $0 $0 0 $40,444 $52,408 $55,400 $58,724 $62,086 $65,500 $65,430 $60,206 $73,130 $85,928 $05,334 Jacket Water +€.S. $0 $0 $0 $0 $104,546 $110,757 $117,270 $124,006 $131,250 $138,744 $143,507 $151,706 $160,200 $188,519 $200,578 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $357,395 $407,817 $435,338 $420,628 $478,756 $510,501 $570,867 $617,710 $857,815 $704,121 $740,165 $706,871 $847,386 $900,865 $957,470 $1,017,373 $1,080,753 Jacket Water +E.S. $357,395 $407,817 $435,338 $371,537 $423,654 = $452,151 9514405 $548,545 $584,661 $626,044 $666,665 $700,720 $755,344 $803,680 $854,879 $909,099 $966,509 PW Total Expenses Jacket Water $357,305 $368,050 701 Jacket Water 4.8, $357,305 $368,950 $380,701 $402,203 $438,452 $510,534 $533,508 $547,714 $562,160 $463,487 $476,342 $480,424 $502,735 $450,566 «$465,076 $400,461 $414,305 $366,553 $377,003 468 $401,249 $425,406 $323,773 $334,105 $344,643 $355,387 $368,330 = $377,501 Accumulated PW Total Expenses Jacket Wal $357,305 $726,345 $1,107,048 $1,866,250 $2,244,153 $2,633,621 $3,034,870 $3,448,118 $3,873,585 $4,762,058 $5,228,034 $5,707,053 $6,705,143 $7,224,877 $7,758,183 $8,868,057 Jacket Water +8. $357,305 $720,345 $1,107,048 $1,823,400 $2,157,575 $2,502,217 $2,857,604 $3,223,043 $3,801,444 $4,300,778 $4,805,084 $5,231,352 $6,120,862 $6,584,140 $7,060,401 $8,052,650 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 $0 $0 $0 $38,243 «$77,483 $117,706 $158,808 $201,045 $244,133 $288,148 $333,072 $378,372 $420,823 $465,807 $511,006 $558,005 $608,784 $655,527 $705,115 Jacket Water +E.8. 30 $0 $0 $0 $81,024 $164,062 $240,110 $396,164 $425,221 $516.274 $800,319 $704.51 $700,322 $806,324 $995,348 $1,008,987 $1,190.432 $1,304475 $1,411,508 $1,520,522 6. Power Costs & PCE Payments with Waste Heat Offset 6.0. Power Costs ‘Avg. Costikwh Jacket Water $0241 — $0.250 $0258 = $0267 = $0251 «= $0260 80.200) $0279 = 30.208 $0310 © $0.321 $0334 = $0.48 = $0359 = $0372 $0385 «= 80.989 $0.414 80.420 Jacket Water +€.8. $0241 $0260 © $0258 «= $0267 «= $0,221 «= $0230 80.238 = $0247 30.288 $0275 «= $0.285 «= $0207 $0.908 «= 80.319 © 80.931 + $0344 = 80.386 = $0970 $0.383 PW Avg. C Jacket Water $0241 — $0.241 «$0241 = $0241 = $0.28 $0. $0219 © $0219 «= $0.210 $0219 = $0.220 $0221 «80.221 «= $0222 0.222 $0222 «= $0222) $0228 $0223 Jacket Water +€.8. $0241 $0.241 «= $0241 = $0241 = 80.103 «$0.13 80.104 «= $0.14 0.104 90.195 — $0.105 = $0.197 80.107 80.107 = 80.108 «= 80.108 = $0199» $0.18 = $0.180 6b. PCE Payments PCE Payment $/wh Jacket Water $0.150 $0.14 80.156 = 80.160 80.186 = $0.172, $0178 = $0.84 = $0.191 = $0200 $0207 $0215 = 80.222 $0299 © $0247 (30.258 Jacket Water +€.8. $0.150 $0121 © $0.128 = $0.130$0.135 $0.41 = 80.148 = 80.151 = 80.187 80.165 80.171 «80.177 80.184 $0198 = $0.208 = $0.213 PCE Payments Jacket Water $126,492 $144,353, $152,439 $162,731 $173,656 $197,547 $210,500 $224,419 $230,077 $256,818 $273,288 $200,732 $309,203 $340,449 $371,345 $304,507 Jackel Water +€.8. $126,402 $135,162 $144,353 $123,000 $132,586 $141,724 $151,495 $161,751 $172,707 $184,998 $196,684 © $211,572 $225,400 $240,228 $255,864 $280,998 $308,600 $328,303 PW PCE Payments. Jacket Water $126,402 $130,501 $134,755 $192,041 $197,015 $141,260 $14 $150,020 $154,516 $163,755 8 $174,742 $184,560 $104,714 $199,018 $205,205 Jacket Water +€.8. $126,402 $130,501 $134,755 $108,050 $111,634 $115,293 $122,836 $126,720 $134,718 $144,173 $152,723 $161,588 $168, $170,769 Accumulated PW PCE Payments Jacket Water $126,492 $257,083 $530,821 $683,662 $800,677 $041,046 $1,087,550 $1,237,570 $1,302,088 $1,551,181 $1,714,036 $2,050,695 $2,290,244 $2,423,804 $2,613,400 $2,808,114 $3,008,032 $3,213,237 Jacket Water +E.8, $126,492 $257,083 $530,821 $638,871 $750,505 $865,708 $084,825 $1,107,680 $1,234,380 $1,365,081 $1,499,779 $1,703,066 $1,032,375 $2,085,008 $2,242,214 $2,403,802 $2,560,040 $2,740,700 ‘Accumulated P.W of PCE Savings Jacket Water $0 $0 $0 $0 $10,434 $21,051 $31,835 $42.7 $53,635 © $65,019 $78,302 $87,667 $107,688 $127,978 $138,174 $158,571 $168,732 Jacket Water +6 8 $0 $0 $0 $0 $35,225 «$71,223 $107,083 $145,404 $183, $222,725 $262.421 $302,823 $303,357 $406,684 $500,360 $506,663 $641,260 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water 30 $0 $0 $0.026 = $0.027 =: $0.028 © $0.029 = $0.028§ $0.030 = $0.031 = 80.032 $0031 = $0.032 0.033 80.034 += 90.035 «= $0098 §=— $0037 $0038 ss $s Jacket Water +ES. so so 90.085 90.087 $0.089 $0.060 90.062 064 $0.066 $0,068 $0068 $0.070 $0.072 90.074 $0.076 $0,078 80.081 $0.083 Kongiganak Sys. Losses 1999= 15.00% Diesel Generation Sys, Losses 2020 = 8.00% Load Factor : 05 Avg Eligible PCE kwh ‘Sok! as % of Total = 55% Year 2001 2002 2003 1. Load Requirements KWh Sales 700,023 729,387 750,348 kWh Generated 800,360 831,501 863,126 kW Demand 183 190 197 2. Expenses kWh Gal 91 93 95 Gal Fuel 87,952 69,358 90,755 Fuel Cost $/Gal $1.44 $1.50 $1.56 Fuel Cost $126,650 $133,823 $141,351 Fuel Cost$/wh $0.158 $0.161 —-$0.164 Variable Nor-Fuel Costs $/wh $0068 $0.07 $0.07 Variable Non-Fuel Costs $47,602 $51,582 $55,849 Fixed Non- Fuel Costs $/awh $0102 $0.11 $0.11 Fixed Non- Fuel Costs $71,402 $77,373 $83,774 Total Non FuelCost $119,004 $128,956 $139,623 Total Power Generation Expenses $245,654 $262,778 $280,074 2.8 Present Worth (PW) Expenses PW Factor 1.000 0.966 0.934 PW Total Expenses $245,654 $253,892 $262,202 Accumulated PW Total Expenses: 3. Power Costs & PCE Payments 3.8. Power Costs Avg Costkwh PW Avg. Costhkwh 3.b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (ES) $0.351 $0.351 $0.100 $38,501 $38,501 $38,501 co (Diesel Fue! Gal Equivalent) Jacket Water Recovery Jacket Water + ES. eo Capital investment Jacket Water Recovery Es. Total Capital Invest. Jacket Water + E.¢ Debt Service Jacket Water, 5% @15 yrs ES, 5% @ 8 yrs Total Debt Service Jacket Water + E.S oam cket Water @ 8% of Investment + Infle E'S. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E S. See se seg 88s Year $245,654 $499,546 $0.360 — $0.370 $0.348 $0,345 $0.10 $0.11 $41,520 $44,739 $40,116 $41,764 $78,618 $120,382 0 o o ° o 0 ° ° $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 2002 2003 2004 789,907 695,228 204 97 92,142 $1.62 $149,251 $0.167 $0.08 $60,421 $0.11 $90,631 $151,051 $300,303 0.902 $270,856 $0.380 $0.343 $0.11 $48,168 $43,445 $163,827 Bee se seg 888 kWhgal year 2001 = kWhvgal year 2020 = Avg. PCE per kwh sold = 2005 821,063 927,801 212 99 93,518 $1.68 $157,541 $0.170 $0.08 $65,316 $0.12 $97,974 $163,290 $320,830 0.871 $279,585 $761,838 $1,032,694 $1,312,278 $0.391 $0.341 $0.11 $51,820 $45,158 $208,985 3,532 6,436 25,598 44,956 $30,027 $15,013 $45,040 $2,893 $2,323 $5,216 $1,802 $1,501 $4,694 $3,824 2005 852,816 960,839 219 10.1 94,685 $1.75 $166,237 $0.173 $0.08 $70,556 $0.12 $105,633 $176,389 $342,626 0.842 $288,482 $1,600,761 $0.402 $0.338 $0.12 $55,708 $46,905 $255,890 3,524 6,470 25,537 45,179 $30,027 $15,013 $45,040 $2,893 $2,323 $5,216 $1,856 $1,546 $4,748 $3,869 2006 91 13 $0.10 2007 685,167 994,338 227 10.3 96,243 $1.82 $175,360 $0.176 $0.09 $76,161 $0.13 $114,242 $190,403 $365,763 0814 $297,548 918,115 1,028,289 235 105 97,590 $1.89 $184,927 $0.180 $0.09 $82,156 $0.13 $123,234 $205,300 $390,317 0.786 $306,786 Est. Year 2001 Fue! Cost $/gal Est. 2001 Non-Fuel Cost $/cwh,Sales Variable Costs @ 40% NFC Fixed Costs at 60% NFC . 2009 2010 2011 951,661 985,803 1,020,543 1,062,688 1,097,527 1,132,803 243 251 259 10.7 109 12 98,927 100,255 101,573 $1.97 $2.05 $2.13 $194,060 $205,479 $216,507 $0.183 $0.187 $0.191 $0.09 $0.10 $0.10 $86,564 $95,411 $102,724 $0.14 $0.15 $0.15 $132,846 $143,117 $154,087 $221,410 $238,528 $256,811 $416,370 $444,007 $473,318 0.759 0.734 0.709 $316,196 $325,782 $335,544 $1.44 $0.17 $0.07 $0.10 2012 1,055,881 1,168,508 267 114 102,881 $2.22 $228,067 $0.195 $0.10 $110,533 $0.16 $165,799 $276,332 $504,399 0.685 $345,486 2013 1,091,616 1,204,637 275 118 104,178 $2.31 $240,183 $0,199 $0.11 $118,886 $0.16 $178,290 $297,166 $537,349 0.662 $355,608 Fuel Inflaction Factor General Inflation Factor Discount Rate 2014 1,128,348 1,241,183 283 118 105,467 $2.40 $252,879 $0.204 $0.11 $127,757 $0.17 $191,636 $319,393 $572,272 0.639 $365,013 2015 1,165,477 1,278,140 292 120 106,746 $2.49 $266,183 ‘$0.208 $0.12 $137,240 $0.18 $205,859 $343,009 $609,282 0.618 $376,403 40% 3.0% 3.5% 2016 1,203,204 1,315,503 300 122 108,015 $2.59 $280,120 $0213 $0.12 $147,349 $0.18 $221,024 $368,373 $648,404 0.597 $387,080 2017 1,241,528 1,353,266 309 12.4 108,273 $2.70 $294,721 $0.218 $0.13 $158,124 $0.19 $237,187 $395,311 $690,032 0577 $397,045 $1,898,310 $2,205,005 $2,521,202 $2,647,074 $3,182,618 $3,528,104 $3,883,712 $4,249,626 $4,626,029 $5,013,109 $5,411,054 90.413 $0.336 $0.12 $59,845 $48,684 $304,574 3,514 6,502 25,462 45,384 $30,027 $15,013 $45,040 $2,893 $2,323 $5,216 $1,911 $1,593 $4,804 $3,916 2007 $0.425 $0.334 $0.13 $64,245 $50,496 $355,070 3,501 6,531 25,372 45,573 $30,027 $15,013 $45,040 $2,893 $2,323 $5,216 $1,969 $1,641 $4,861 $3,963 2008 $0.438 $0.332 $0.13 $68,924 $52,341 $407,412 3,487 6,558 25,206 45,744 $30,027 $15,013 $45,040 $2,893 $2,323 $5,216 $2,028 $1,690 $4,921 $4,013 2009 $0.450 $0.330 $0.14 $73,695 $54,219 $461,631 3,470 6,583 25,147 45,899 $30,027 $15,013 $45,040 $2,893 $2,323 $5,216 $2,089 $1,740 $4,981 $4,063 2010 $0.464 $0.329 $0.14 $79,177 $56,130 $517,761 3.452 6,605 25,012 46,038 $30,027 $15,013 $45,040 $2,893 $2,323 $5,216 $2,151 $1,793 $5,044 $4,116 2011 $0.478 $0.327 $0.15 $84,785 $58,073 $575,834 3,431 6,626 24,863 46,159 $30,027 $15,013 $45,040 $2,893 $2,323 $5,216 $2,216 $1,646 $5,109 $4,169 2012 $0.492 $0326 $0.15 $90,739 ‘$60,050 $635,684 3,409 6,643 24,700 46,265 $47,815 $23,907 $71,722 $4,607 $3,609 $8,308 $2,669 $2,301 $7,475 $6,080 2013 $0.507 $0.324 $0.16 $97,058 $62,059 $697,943 3,384 6,659 24,523 46,354 $47,815 $23,907 $71,722 $4,607 $3,699 $8,308 $2,955 $2,462 $7,562 $6,161 2014 $0.523 $0.323 $0.16 $103,760 $64,101 $762,045 3,358 6672 24,331 40,427 $47,815 $23,907 $71,722 $4,607 $3,699 $8,306 $3,044 $2,536 $7,650 $6,235 2015 30.530 $0.322 $0.17 $110,868 $66,176 $828,221 3,329 6,683 24,126 46485 ‘$47,815 $23,907 $71,722 $4,607 $3,699 $8,306 $3,135 $2,612 $7,741 $6,311 2016 $0.556 $0.321 $0.17 $118,404 $68,264 $896,505 3,299 6,692 23,907 46,526 $47,815 $23,907 $71,722 $4,607 $3,699 $8,306 $3,229 $2,691 $7,836 $6,390 2017 Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 1,280,449 1,319,968 1,391,421 1,429,965 318 326 126 128 110,523 111,762 $2.60 $2.92 $310,013 $326,029 $0,223 $0.228 $0.13 $0.14 $169,605 $181,833 $0.20 $0.21 $254,407 $272,749 $424,012 $454,582 $734,025 $780,612 0.557 0.538 $400,002 $420,251 $5,820,056 $6,240,307 $0.573 $0.591 30.319 $0.318 $0.18 $0.19 $126,389 © $134,850 $70,425 $72,598 $966,029 $1,039,528 3,267 3,233 6,600 6,703 23,674 23,428 46,552 46,562 $47,615 $47,815 $23,907 $23,907 $71,722 $71,722 $4607 $4,607 $3,600 $3,699 $8,308 $8,306 $3,326 $3,428 $2,772 $2,855 $7,932 $8,032 $6,471 $6,554 2018 2019 $100 $150 2020 1,360,064 1,468,891 335 13.0 112,992 $3.03 $342,801 $0.233 $0.14 $194,853 $0.21 $292,280 $487,134 $829,935 0.620 $431,695 $6,672,002 $0.610 $0.317 $0.19 $143,812 $74,805 $1,114,332 3,197 6,706 23,168 46,557 $47,815 $23,907 $71,722 $4,607 $3,699 $8,306 $3,528 $2,940 $8,135 $6,630 District Heating System Capital investment Debt Service @ 5%, 15 Years (08M at 10% of Investment + Inflation Total Expenses District Heating tal Expenses Waste Heat+District Heating Jacket Water Jacket Water +E.S. Waste Heat Sales Jacket Water Jacket Water +E.S. Net Income Jacket Water Jacket Water +E S. 5. Total Generation Expenses Minus Net Income from Waste Heat Sales ssss ss ss $0 $0 sess ss ss $0 so Jacket Water $245,654 $262,778 Jacket Water +E.S. $245,654 $262,778 PW Total Expenses Jacket Water $245,654 $253,892 Jacket Water +E.S. $245,654 $253,892 Accumulated PW Total Expenses Jacket Water $245,654 $499,546 Jacket Water +E.S. $245,654 $499,546 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 so Jacket Water +E.S. $0 so 6. Power Costs & PCE Payments with Waste Heat Offset 6.8 Power Costs Avg. Costkwh Jacket Water 90.351 $0.60 Jacket Water +E S. $0351 $0360 PW Avg Cost/kwh Jacket Water $0351 $0348 Jacket Water +E.S. $0351 $0348 6b PCE Payments PCE Payment S/kwh Jacket Water $0.100 $0104 Jacket Water +E.S. $0.100 $0.104 PCE Payments Jacket Water $38,501 $41,520 Jacket Water +S. $38,501 $41,520 PW PCE Payments Jacket Water $38,501 $40,116 Jacket Water +E.S. $38,501 $40,116 Accumulated PW PCE Payments: Jacket Water $38,501 $78,618 Jacket Water +E.S. $36,501 $78,618 Accumuated P.W of PCE Savings Jacket Water $0 $0 Jacket Water +E.S. so $0 7. Potential Rate Reductionkwh From Sales of Waste Heat Jacket Water so $0 Jacket Water +ES. so $0 ssss sess ss $88 ss 88 $0 $0 ss $280,974 $280,974 $300,303 $300,303 $262,292 $262,292 $270,856 $270,856 $761,838 $1,032,694 $761,838 $1,032,694 $o $0 $0 $0 $0370 = $0.380 $0.370 $0.380 $0345 90.343 $0.345 $0.343 $0.107 90.111 $0.107 $0.114 $44,739 © $48,168 $44,739 = $48,168 $41,764 = $43,445 $41,764 = $43,445 $120,382 $163,827 $120,382 $163,827 so $0 $0 $0 $0 $0 $0 $0 $30,000 $2,690 $3,000 $5,890 $10,585 $14,409 $43,122 $75,733 $38,427 $71,908 $282,403 $248,922 $246,098 $216,921 $1,278,792 $1,249,615 $33,487 $62,664 $0344 $0,303 $0300 $0264 $0.093 $0,055 $42,166 $24,672 $36,745 $21,501 $200,572 $185,327 $8,413 $23,658 $0.047 $0,088 $30,000 $2,890 $3,090 $5,980 $10,729 $14,598 $44,741 $79,152 $39,992 $75,283 $302,634 $267,343 $254,809 $225,096 $1,533,602 $1,474,711 $67,160 $126,050 $0.355 $0.313 $0299 $0.264 $0.098 $0.059 $46,136 $27,697 $38,846 $23,320 $230,418 $208,647 $16,472 $47,243 $0.047 $0.088 $2,890 $2,890 $2,890 $3,183 $3,278 $3,377 $6,073 $6,168 $6,267 $10.877 =$11,030 = $11,187 $14,793 $14,993 $15,200 $46,393 $48,078 $49,794 $82,693 $86,358 $90,150 $41,589 $43,216 = $44,873 $78,777 $82,394 = $86,138 $324,174 $347,101 $371,497 $286,986 $307,923 $330,233 $263,715 $272,818 $262,119 $233,463 $242,025 $250,783 $1,797,317 $2,070,135 $2,352,255 $1,708,174 $1,850,199 $2,200,961 $100,903 $134,960 $169,037 $190,135 $254,897 $320,311 $0366 §=6 $0378 = $0.390 $0.324 90.335 $0347 $0206 $0297 $0296 $0264 90.264 $0264 $0,104 0.109 90.114 $0,084 = $0.068 = $0.073 $50,308 $54,971 $59,873 $30,968 = $34,500 $38,312 $40,999 $43,207 $45,468 $25,192 $27,117 $29,094 $280,417 $323,623 $369,091 $233,840 $260,956 $290,051 $24,157 $31,447 $38,321 $70,735 $04,114 $117,361 $0.047 $0047 $0.047 $0089 = $0.00 $0,091 $30,000 $2,890 $3,478 $6,368 $11,349 $15,413 $51,540 $94,074 $46,558 $90,010 $397,449 $363,997 $291,621 $30,000 $2,890 $3,582 $6,472 $11,516 $15,632 $53,314 $98,132 $48,270 $94,016 $425,048 $379,302 $301,325 ‘$30,000 $2,890 $3,690 $6,580 $11,688 $15,858 $55,117 $102,327 $50,008 $98,158 $454,391 $406,241 $311,233 $30,000 $2,890 $3,800 $6,691 $14,166 $20,256 $56,045 $106,663 $49,470 $100,573 $487,878 $436,775 $322,870 $259,738 $268,895 $278,253 $289,050 $30,000 $2,890 $3,914 $6,805 $14,366 $20,528 $58,798 $111,144 $51,236 $104,962 $521,036 $467,290 $333,153 $298,787 $30,000 $2,890 $4,032 $6,922 $14,572 $20,808 $60,672 $115,772 $53,022 $109,537 $556,260 $499,745 $343,647 $308,733 $30,000 $2,890 $4,153 87,043 $14,784 $21,096 $62,567 $120,552 $54,825 $114,240 $593,669 $534,254 $354,355 $318,891 ‘$30,000 $2,890 $4277 $7,168 $15,003 $21,383 $64,478 $125,486 $56,643 $119,096 $633,380 $570,936 $365,279 $329,262 $2,643,875 $2,945,200 $3,256,433 $3,579,303 $3,912,455 $4,256,102 $4,610,458 $4,975,737 $2,460,720 $2,729,614 $3,007,868 $3,296,918 $3,595,706 $3,904,439 $4,223,330 $4,552,592 $203,198 $386,354 0.403 $0.359 90.296 30.263 $0.120 $0.078 $65,124 $42,420 $47,783 $31,125 $416,875 $321,176 $44,756 $140,455 $0.047 $0.09 $237,418 $453,004 90.416 $0.372 $0.295 $0263 $0.126 $0,083 $70,746 $46,844 $50,153 $33,209 $467,028 $354,385 $50,733 $163,376 90.047 $0.092 $271,671 $520,236 $0.430 $0.385 $0.295 $0.264 $0.132 $0.089 $76,762 $51,604 $52,578 $35,346 $519,608 $389,731 $56,229 $186,104 $0.047 $0.093 $304,410 $586,704 $0.447 $0.400 $0206 $0265 $0.141 $0,096 $84,307 $57,696 $55,853 $36,162 $575,458 $427,913 $80,426 $207,972 $0.045 $0.092 $337,170 $653,920 $0.462 $0414 $0295 $0265 90.147 $0.102 $01,282 $63,200 $58,366 $40,410 $633,825 $468,323 $64,119 $229,620 90.045 $0.093 $369,926 $721,500 $0477 $0.429 $0295 $0.265 $0,154 $0.108 $98,636 $69,107 $60,835 $42,693 $694,760 $511,016 $87,284 $251,029 $0.045 $0.094 $402,651 $789,779 $0.493 $0.444 $0295 $0265 $0.161 90.114 $106,487 $75,442 $63,561 $45,031 $756,321 $556,047 $69,900 $272,174 $0.046 $0,005 $435,317 $858,462 $0510 $0.460 $0294 $0265 $0,168 $0.120 $114,064 $82,232 $06,243 $47,424 $824,564 $803,470 $71,041 $293,034 $0046 $0,096 $30,000 $2,890 $4,408 $7,296 $15,228 $21,699 $06,405 $130,578 $58,472 $124,107 $675,553 $609,918 $376,421 $339,849 $5,352,157 $4,892,440 $467,898 $927,615 $0528 $0476 $0294 $0265 $0.176 90.127 $123,798 $89,504 $68,981 $49872 $803,545 $653,343 $73,385 $313,587 0.048 $0.097 $30,000 $2,890 $4,538 $7,428 $15,460 $22,014 $68,343 $135,831 $60,311 $129,277 $720,301 $651,334 $367,782 $350,653 $5,739,939 $5,243,093 $500,367 $997,213 $0546 $0.493 $0.294 $0266 $0,184 $0.134 $133,323 $97,288 $71,776 $52,376 $965,320 $705,718 $74,207 $333,800 $0.046 $0098 $30,000 $2,890 $4,674 $7,564 $15,699 $22,338 $70,289 $141,249 $62,154 $134,610 $767,780 $695,325 $309,365 $361,677 $6,139,305 $5,604,771 $532,697 $1,067,231 $0.565 $0511 $0.294 $0.266 $0.192 90.141 $143,472 $105,614 $74,628 $84,936 $1,039,948 $760,654 $74,384 $353,678 $0.046 $0.099 Kotlik ‘Sys. Losses 1999 = 15.00% Diesel Generation Sys. Losses 2020 = 8.00% Load Factor = 05 Avg Eligible PCE kwh Sold as % of Total = M% Year 2001 = 2002 2003 2004 2005 1, Load Requirements kWh Sales 1,317,896 1,367,861 1,418,735 1,470,518 1.523.211 kWh Generated 1,508,794 1,550,362 1,612,629 1,666,587 1,721,228 kW Demand 344 356 368 380 393 2. Expenses kWh /Gal 103 104 106 107 109 Gai Fuel 148.201 149,334 152,362 155,374 158.370 Fue! Cost $/Gal $1.20 $125 $1.30 $135 $140 Fuel Cost $175,549 $196,369 $197,753 $209,729 $222,324 Fusl Cost$/nwh $0117 $0120 $0123 $0128 = $0.129 Variable Non-Fusl Costs $/wh $0.068 $0.07 $0.07 $0.08 $0.08 Variable Non-Fuel Costs $89,617 $96,735 $104,346 $112,481 $121,172 Fixed Non-Fuel Costs $/kwh $0102 $0.11 $0.11 $0.11 $0.12 Fixed Non-Fusl Costs $134,425 $145,103 $156,519 $168,722 $181,758 Total Non-FustCost $224,042 $241,838 $260,866 $281,203 $302,930 Total Power Generation Expenses $399,591 $428,207 $458,619 $490,932 $525,254 2.8 Present Worth (PW) Expenses PW Factor 1.000 0.966 0.934 0.902 0.871 PW Total Expenses $399,591 $413,726 $428,126 $442,792 $457,729 Accumulated PW Total Expenses $399,591 3. Power Costs & PCE Payments 3.0. Power Costs Avg Costiwh PW Avg Cost/kwh 3.b. PCE Payments PCE Payment $/wh PCE Payment PW PCE Payments Accumulated PW PCE Payments ‘4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E S) (Diesel Fuel Gal Equivalent) Jacket Water Recovery Jacket Water + E.S. $0.303 $0.303 $0.120 $64,840 $64,840 $64,840 oo Capital Investment Jacket Water Recovery ES. Total Capital invest. Jacket Water + E.£ Debt Service Jacket Water, 5% @15 yrs ES. 5% @8yrs Total Dett Service Jacket Water + E'S 08M chet Water @ 6% of Investment + infle ES. @ 10% of investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E.S. Bee ss sss 888 Year kWrvgal year 2001 = kWhygal year 2020 = Avg PCE per kwh sold = 2006 1,576,813 1,776,543 406 110 161,349 $146 $235,568 $0133 $0.08 $130,454 $0.12 $195,680 $326,134 $561,701 0.842 $472,037 103 13 $0.12 2007 1,631,324 1,832,521 418 112 164,313 $152 $249,490 90.136 $0.09 $140,362 $0.13 $210,543 $350,905 $800,394 0.814 $488,421 2008 1,686,744 1,889,153 431 13 167,260 $1.58 $264,123 $0.140 $0.09 $150,936 $0.13 $226,403 $377,330 $641,461 0.786 $504,183 Est. Year 2001 Fuel Cost $/gal $1.20 Est 2001 Nor-FusiCost $/whSales $0.17 Variable Costs @ 40% NFC $0.07 Fixed Costs at 60% NFC . $0.10 2009 2010 2011 2012 1,743,074 1,800,313 1,858,462 1,917,520 1,946,433 2,004,348 2,062,893 2,122,055 444 458 471 484 114 11.8 W7 11.9 170,190 173,103 175,998 178,878 $1.64 $1.71 $1.78 $1.85 $279,500 $295,655 $312,626 $330,449 90.144 $0.148 $0.152 $0.156 $0.09 $0.10 $0.10 $0.10 $162,215 $174,244 $187,066 $200,732 $0.14 $0.15 $0.15 $0.16 $243,323 $261,365 $280,600 $301,097 $405,538 $435,609 $467,666 $501,829 $685,038 $731,264 $780,202 $832,278 0.759 076 0.709 0.685 $520,225 $536,551 $553,164 $570,065 $813,317 $1,241,443 $1,684,235 $2,141,964 $2,614,002 $3,103,323 $3,607,508 $4,127,731 $0313 $0.323 $0 334 90.345 $0.302 $0.302 $0,301 $0.301 $0.12 $0.13 $0.13 $0.14 $69,654 $74,773 $80,215 $85,998 $67,209 $80,802 $72,349 $74,942 $132,139 $201,041 $274,290 $349,232 ° ° 0 5,520 o ° oO 10,438 0 0 0 40,002 o oO 0 72,785 $0 $o $0 $54,530 $0 $0 $0 = $27,265 $0 $0 $0 = $81,794 $0 $0 $0 = $5,253 $0 so $0 $4,218 so $0 so $9,472 $0 $0 $o $3,272 so $0 so $2,726 $o $0 $0 $8,525 so $0 $0 $6,945 2002 2003 2004 2005 $0.356 $0.300 $0.14 $92,140 $77,579 $426,812 5,554 10,563 40,243 73,643 $54,530 $27,265 $81,794 $5,283 $4,218 $9,472 $3,370 $2,808 $8,623 $7,027 2006 $0.368 $0299 $0.15 $98,661 $80,261 $507,073 5,584 10,686 40,462 74,474 $54,530 $27,265 $81,794 $5,253 $4218 $9,472 $3,471 $2,893 $8,725 $7,111 2007 $0.380 $0.290 $0.15 $105,584 $82,988 $590,061 5611 10,804 40,657 78,280 $54,530 $27,285 $81,704 $5,283 $4218 $9,472 $3,575 $2,978 $8,820 $7,198 2008 $0.16 $112,929 $85,759 $675,820 5,635 10,919 40,830 76,059 $54,530 $27,265 $81,794 $5,253 $4218 $9,472 $8,036 $7,267 2009 $4,064,283 $5,217,446 $5,787,511 90.406 $0.420 $0434 $0.296 $0298 $0.297 $0.16 $0.17 $0.18 $120,719 $128,980 $137,736 $88,575 $91,436 $94,342 $764,395 $855,832 5,655 5673 5,687 11,030 11,138 11,242 40,980 41,108 41,213 76,812 77,540 78,241 $27,265 = $27,265 = $27,265 $61,794 $81,784 = $81,794 $5,253 $5,253 $5,253 4218 $4,218 4218 $9,472 $9,472 $9,472 $3,793 $3,907 $4,024 $3,161 $3,256 $3,353 $9,046 $9,160 $9,277 $7,379 $7,474 $7,572 2010 2011 2012 2013 1,977,487 2,181,827 496 12.0 181,738 $1.92 $349,164 $0,160 $0.11 $215,289 $0.16 $322,034 $538,223 $887,388 0.662 $587,258 Fuel inflaction Factor General inflation Factor Discount Rate 2014 2,038,364 2,242,200 512 12.4 184,583 $2.00 $368,614 $0.164 $0.11 $230,704 $0.17 $346,191 $576,984 2015 2,100,149 2,303,163 526 123 187,409 $2.08 $389,439 $0.169 $0.12 $247,301 $0.18 $370,051 $616,252 $945,798 $1,007,691 0.639 $604,747 0618 $622,533 $8,374,770 $6,979,517 $7,602,050 $8,242,671 $8,901,684 90.449 $0.297 $0.16 $147,015 $97,202 5,699 11,342 41,297 78,917 $85,172 $42,586 $127,759 $8,208 $6,569 $14,795 $5,110 $4,250 $13,316 $10,848 2013 $0.464 $0.297 $0.19 $156,845 $100,288 5,707 11,439 41,358 70,567 $85,172 $42,586 $127,759 $8,206 $6,589 $14,795 $5,264 $4,388 $13,469 $10,975 2014 $0.480 $0.296 $0.19 $167,255 $103,327 $950,174 $1,047,466 $1,147,753 $1,251,061 5.713 11,532 41,397 60,191 $85,172 $42,586 $127,759 $8,206 $6,589 $14,795 $5,422 $4,518 $13,627 $11,107 2015 40% 3.0% 3.5% 2016 2017 2,162,845 2,226,449 2,304,711 2,426,829 540 554 124 126 190.218 193,009 $2.16 $2.25 $411,086 $433,802 90.174 $0.179 $0.12 $0.13 $264,871 $283,567 $0.18 $0.19 $397,308 $425,350 $062,177 $708,917 $1,073,264 $1,142,718 0.507 0577 $640,621 $659,012 $0.496 $0.513 90.206 $0.296 $0.20 $0.21 $178,277 $189,943 $106,412 $109,541 $1,357,493 $1,467,034 5,715 11,621 41415 80,700 $85,172 $42,586 $127,759 $8,206 $6,580 $14,795 $5,584 $4,654 $13,790 $11,243 2016 5,715 11,708 41,410 81,363 $85,172 $42,586 $127,759 $8,206 $6,589 $14,795 $5,752 $4,793 $13,957 $11,382 2017 Waste Heat - Investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2018 2019 2020 2,290,963 2,356,386 2,422,719 2,480,513 2,852,752 2,616,537 568 583 597 127 129 13.0 195,781 198,536. 201,272 $234 $2.43 $2.53 $457,635 $482,636 $508,860 $0184 = $0.189$0.104 $0.13 $0.14 $0.14 $303,455 $324,605 $347,093 $0.20 $0.21 $0.21 $455,182 $486,908 $520,630 $758,637 $811,513 $867,732 $1,216,271 $1,294,149 $1,376,591 0.557 0.538 0.520 $677,711 $896,720 $716,042 $9,579,305 $10,276,114 $10,902,156 $0531 $o549 $0568 $0208 «= $0298) $0.298 $0.22 $0.22 $0.23 $202,288 $215,347 $229,158 $112,715 $115,934 $119,198 $1,578,749 $1,695,684 $1,814,881 5711 5,705 5.695 11,700 11,889 11,045 41,385 = 41,338 41,270 81,911 82,435 = 82,933 $85,172 $85,172 $85,172 $42,586 $42,586 $42,586 $127,750 $127,759 $127,750 $8208 = $8,208: $8,206 $6,589 $6,589 $6,589 $14,705 $14,795 $14,795 $5,024 $6,102 $6,285 $4,937 $5,085 $5,238 $14,190 $14,308 $14,491 $11,528 $14,674 $11,827 2018 2019 2020 District Heating System Capital investment! Debt Service @ 5%, 15 Years O&M at 10% of Investment + inflation Total Expenses District Heating tal Expenses Waste Heat+ District Heating Jacket Water Jacket Water +E S. Waste Heat Sales Jacket Water Jacket Water +E.S. Net Income Jacket Water Jacket Water +E.S. 5. Total Generation Expenses Minus Net Income from Waste Heat Sales $s $888 $s $0 so Jacket Water $399,591 Jacket Water +E.S. $399,591 PW Total Expenses Jacket Water $399,591 Jacket Water +S. $399,591 Accumuated PW Total Expenses: Jacket Water $399,591 Jacket Water +E.S. $309,591 Accumulated PW Savings From Waste Heat Sales ket Water $o jacket Water +E.S. $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs ‘Avg. Cost/kwh Jacket Water $0.303 Jacket Water +S. $0.303 PW Avg Costwh Jacket Water $0.303 Jacket Water +€.S. $0.303 6b. PCE Payments: PCE Payment $/cwh Jacket Water $0.120 Jacket Water +E.S. $0.120 PCE Payments Jacket Water $64,840 Jacket Water +E.S. $64,840 PW PCE Payments: Jacket Water $64,840 Jacket Water +E.S. $04,840 Accumulated PW PCE Payments Jacket Water $64,840 Jacket Water +E S. $84,840 Accumulated P.W of PCE Savings Jacket Water $0 Jacket Water +E.S, $0 7. Potential Rate Reductionikwh From Sales of Waste Heat Jacket Water so Jacket Water +ES. so sess ss ss $0 $0 $428,207 $428,207 $413,726 $413,726 $0 $0 so ss $s so so $458.619 $458,619 $428,126 $428.126 $0 $0 $0 $0 $s $0 $0 $490,932 $490,932 $442,792 $442,782 $30,000 $2,890 $3,000 $5,890 $14.416 $21,360 $56 156 $102.177 $47631 $95,232 $477623 $430,022 $416,221 $374,739 $30,000 $2,890 $3,090 $5,980 $14604 $21630 $58755 $107 517 $50,131 $100.490 $511,570 $461,211 $430,728 $388,327 $30,000 $2,890 $3,183 $6,073 $14,797 $21,908 $61,436 $113,081 $52,712 $105,970 $547,683 $494,425 $445,540 $402,215 $30,000 $2,890 $3,278 $6,168 $14,997 $22,195 $64 202 $118,876 $55,374 $111,678 $506,086 $529,783 $460,660 $416,405 $813,317 $1,241,443 $1,684,235 $2,100,457 $2,531,185 $2,976,725 $3,437,385 $813,317 $1,241,443 $1,684,235 $2,058,975 $2,447,302 $2,849,517 $3,265,922 $0 $0 $0313 $0313 $0.302 $0.302 90.124 90.124 $89,654 $69,654 $67,299 $67,209 $132,139 $132,139 $0 $0 $0 $0 $0323 $0323 $0302 $0.302 $0.129 $0129 $74,773 $74,773 $69,802 $60,802 $201,941 $201,941 $0 $0 $0 $0 $0334 $0.334 $0301 $0.301 $0.133 $0.133 $80,215 $80,215 $72,349 $72,349 $274,290 $274,290 $0 $0 $0 so $41,508 $82,989 $0.314 $0,262 $0.273 $0246 $0.130 $0.100 $81,088 $62,547 $70,664 $54,506 $344,954 $328,707 $4,278 $20,435 $0.031 $0063 $83,717 $167,600 $0324 $0292 $0273 $0246 $0.135 $0.105 $87,287 $67,672 $73,493 $56,978 $418,447 $385,775 $8,365 $41,037 $0032 $0 064 $126,508 $253,806 30.336 $0.303 $0.273 $0.247 $0.140 $0.109 $93,901 $73,157 $76,389 $59,513 $404,836 $445,288 $12,237 $61,785 $0.032 $0065 $170,121 $341,584 $0.347 $0.314 $0273 $0247 $0.146 90.114 $100,957 $79,026 $79,351 $62,114 $574,187 $507,402 $15,874 $82,659 $0033 $0066 $30,000 $2,890 $3,377 $6,267 $15,203 $22,490 $67,054 $124,911 $58,118 $117,624 $626,919 $567,414 $476,090 $430,901 $30,000 $2,890 $3,478 $6,368 $15,414 $22,794 $69,993 $131,194 $60,947 $123,815 $670,318 $607,450 $491,833 $445,705 $30,000 $2,890 $3,582 $6,472 $15,633 $23,107 $73,020 $137,733 $63,860 $130,259 $716,432 $650,033 $507,892 ‘$480,820 $30,000 $2,890 $3,690 $6,580 $15,857 $23,429 $76,135 $144,538 $66,858 $136,967 $765,420 $695,311 $524,271 $476,250 $30,000 $2,890 $3,800 $6,691 $20,007 $30,854 $79,341 $151,618 $66,025 $140,770 $821,363 $746,618 $543,564 $494,099 $30,000 $2,890 $3,914 $6,805 $20,274 $31,249 $82,637 $158,981 $69,167 $148,006 $876,631 $797,792 $560,521 $510,112 ‘$30,000 $2,890 $4,032 $6,922 $20,549 $31,658 $86,024 $166,638 $72,306 $155,531 $935,205 $852,161 $577,808 $526,449 $30,000 $2,890 $4,153 $7,043 $20,833 $32,075 $89,502 $174,597 $75,712 $163,355 $997,551 $909,909 $595,429 $543,116 $30,000 $2,890 $4277 $7,168 $21,125 $32,507 $93,073 $182,870 $79,116 $171,488 $1,063,603 $971,230 $813,386 $560,114 $3,913,474 $4,405,307 $4,013,199 $5,437,470 $5,981,035 $6,541,556 $7,119,364 $7,714,793 $8,328,179 $3,696,822 $4,142,527 $4,603,347 $5,070,598 $5,573,697 $6,083,808 $6,610,258 $7,153,374 $7,713,488 $214,257 $430,909 $0.360 80.326 $0273 $0.247 90.152 90.119 $108,479 $85,301 $82,380 $64,779 $656,567 $572,181 $19,253 $103,639 $0.033 $0.067 $258,976 $521,756 $0372 $0337 $0.273 90.248 $0.158 $0.125 $116,495 $92,008 $85,476 $67,509 $742,043 $639,600 $22,353 $124,705 $0034 $0,069 $304,247 $614,099 $0386 $0.350 $0273 $0248 $0.164 90.130 $125,035 $99,172 $88,639 $70,305 $830,682 $709,995, $25,149 $145,837 30.034 $0.070 $350,041 $707,914 $0399 $0363 $0273 $0248 $0.171 $0.136 $134,127 $106,820 $91,870 $73,168 $922,552 $783,161 $27,622 $167,013 $0.035 $0071 $393,735 $801,073 $0415 $0378 $0275 $0,250 $0.179 90.143 $145,331 $116,218 $96,178 $76,911 $437,961 $895,708 $0.430 $0,301 $0275 $0.250 $0.186 $0.149 $155,640 $124,032 $99,517 $79,882 $482,686 $527,878 $573,505 $991,792 $1,089,297 $1,188,195 $0445 $0406 $0.275 $0.251 $0.193 90.156 $166,603 $134,222 $102,924 $82,920 $0.461 $0.421 $0275 $0.251 $0.201 90.163 $178,258 $144,121 $108,401 $88,025 $0478 90.436 $0275 $0.252 $0.209 80.169 $190,645 $154,666 $109,946 $89,197 $1,018,730 $1,118,247 $1,221,171 $1,327,571 $1,437,517 $860,072 $039,054 $1,022,874 $1,108,809 $1,196,095 $28,736 $187,304 $0.033 $0.071 $29,507 $20,910 $29,021 $20,517 $207,709 $228,207 $248,504 $268,930 $0.034 $0.073 $0.034 90.074 $0.035 $0.076 90.036 $0.077 $30,000 $2,890 $4,408 $7,296 $21,426 $32,952 $96,736 $191,406 $82,606 $179,941 $1,133,665 $1,036,331 $631,683 $577,447 $8,959,862 $8,290,936 $619,533 $1,288,459 $0.495 $0.452 $0276 $0252 $0217 $0.17 $203,805 $165,893 $113,561 $92,436 $1,551,078 $1,290,532 $28,674 $289,218 $0036 $0.079 ‘$30,000 $2,890 $4,538 $7,428 $21,736 $33,410 $100,491 $200,397 $86,183 $188,723 $1,207,966 $1,105,426 $650,322 $595,119 $9,610,184 $8,886,054 $665,931 $1,390,060 90.513 $0.469 $0276 $0.253 $0.225 80.184 $217,781 $177,842 $117,245 $95,743 $1,668,323 $1,386,275 $27,361 $309,409 $0.037 $0.080 $30,000 $2,890 $4,674 $7,564 $22,055 $33,882 $104,338 $209,672 $89,648 $197,846 $1,286,744 $1,178,746 $669,307 $613,131 $10,279,491 $9,499,186 $712,666 $1,492,971 $0531 90.487 $0276 90.253 $0.234 $0,192 $232,620 $190,554 $120,008 $99,118 $1,789,321 $1,485,393 $25,500 $329,489 $0.037 $0.0862 Kwethluk ‘Sys. Lor 1999 = Diese! Generation ‘Sys. Losses 2020 = Load Factor . ‘Avg. Eligible PCE kwh Sold as % of Total = Year 2001 2002 1. Load Requirements kWh Sales 1,014,781 1,058,988 kWh Generated 1,160,233 1,207,246 kW Demand 265 276 2. Expenses kWh /Gal 10.7 108 Gal Fuel 108,433 111,565 Fuel Cost $/Gal $1.66 $1.73 Fuel Cost $179,099 $192,605 Fuel Cost$/cwh $0.155 $0160 Variable Non-Fuel Costs $/wh $0.052 $0.05 Variable Non-Fuel Costs $52,769 $57,270 Fixed Non-Fuel Costs $/kwh $0.078 $0.08 Fixed Non-Fuel Costs $79,153 $85,905 Total Non-FuelCost $131,922 $143,175 Total Power Generation Expenses $311,920 $335,780 2.8 Present Worth (PW) Expenses PW Factor 1.000 0.966 PW Total Expenses $311,920 $324,425 Accumulated PW Total Expenses $311,920 $636,346 3. Power Costs & PCE Payments 3.8. Power Costs Avg. Costikwh $0.307 $0317 PW Avg Costkwh $0,307 $0.308 3.b. PCE Payments PCE Payment $/kwh $0.150 $0.16 PCE Payment $74,588 $80,560 PW PCE Payments $74,586 $77,836 Accumulated PW PCE Payments $74,586 $152,422 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery 0 ° Jacket Water + 0 0 Exhaust Stack Recovery (E.S) (Diesel Fuel Gel Equivalent) Jacket Water Recovery 0 ° Jacket Water + E.S. 0 0 Capital investment Jacket Water Recovery $0 $0 es. $0 $0 Total Capital invest. Jacket Water + E.£ $0 $0 Debt Service Jacket Water, 5% @15 yrs so so ES, 5% @6 yrs $0 $o Total Debt Service Jacket Water + E.S $0 $0 O&M cket Water @ 6% of Investment + Infle $0 $0 E'S. @ 10% of Investment + Inflation $o $0 Total Expenses Heat Recovery Jacket Water $0 so Jacket Water +E.S. so $0 Year 2001 2002 15.00% 8.00% os 49% 2003 1,104,121 1,255,018 287 108 114,696 $1.80 $205,932 $0.164 $0.06 $62,099 $0.08 $93,149 $155,248 $361,180 0.034 $337,166 $973,511 $0.327 $0,305 $0.16 $86,933 $61,153 $233,575 co Bes s¢ see 888 kwhvgal year 2001 = 107 kWhvgal year 2020. = 13 ‘Avg. PCE per kwh sold = $0.15 2004 2005 2006 2007 1,150,179 1,197,162 1,245,071 1,293,905 1,303,536 1,352,783 1,402,780 1,453,487 298 309 320 332 444 112 113 114 117,827 120.958 124,082 127,205 $1.87 $1.94 $202 $2.10 $220,015 $234,892 $250,602 $267,186 $0169 $0174 $0179 $0.184 $0.06 $0.06 $0.06 $0.07 $07,277 $72,827 $78,771 $85,135 $0.09 $0.09 $0.09 $0.10 $100,916 $109,240 $118,156 $127,702 $168,193 $182,066 $196,927 $212,836 $388,208 $416,958 $447,528 $480,022 0.902 0.8671 0.842 0.814 $350,142 $363,355 $376,807 $390,498 $1,323,653 $1,687,008 $2,083,814 $2,454,312 $0.338 $0.348 $0.359 $0.371 $0.304 $0.304 $0,303 $0.302 $0.17 $0.17 $0.18 $0.18 $93,729 $100,972 $108,688 $116,905 $84,538 $87,891 $91,513 $95,102 $318,113 $406,104 $497,617 $592,719 o 4,099 4,158 4216 oO 7,854 6,011 8.165 oO 29,700 30,133 30,547 0 «84,738 «85,817 86,879 $0 $44,134 $44,134 $44,134 $0 $22,067 $22,067 $22,067 $0 © $66,201 $66,201 $66,201 so $4,252 $4,252 $4,252 so $3,414 $3,414 $3,414 $o $7,666 $7,666 ($7,666 $0 $2,648 $2,727 $2,809 so $2,207 $2,273 $2,341 so $6,900 $8,979 $7,061 $0 $5,621 $5,687 $5,755 2004 2005 2006 2007 2008 1,343,664 1,504,904 344 15 130,324 $2.18 $264,687 $0.189 $0.07 $91,045 $0.10 $137,017 $229,862 $514,549 0.766 $404,431 $2,858,743 0.383 $0.301 $0.19 $125,649 $98,759 $691,479 4,270 6,317 0,945 87,822 $44,134 $22,067 $66,201 $4,252 $3,414 $7,066 $2,894 $2,411 $7,146 $5,826 2008 Est. Year 2001 Fuel Cost $/gal Est. 2001 Non-Fuel Cost $/kwh,Sales Variable Costs @ 40% NFC Fixed Costs at 60% NFC . 2009 2010 2011 1,394,349 1,445,959 1,498,495 1,557,023 1,609,834 1,663,329 355, 368 380 7 118 11.9 133,439 © 136,548 = 139,652 $2.27 $2.36 $2.46 $303,150 $322,623 $343,154 $0.195 $0.200 $0.206 $0.07 $0.07 $0.08 $99,230 $107,019 $115,343 $0.11 $0.11 $0.12 $148,845 $160,528 $173,015 $248,074 $267,547 $286,358 $551,224 $590,169 $631,512 0.759 0.734 0.708 $418,606 $433,025 $447,691 $3,277,348 $3,710,375 $4,158,065 $0,305 $0.408 $0.421 $0,300 $0.290 $0,299 $0.20 $0.20 $0.21 $134,063 $144,846 $155,362 $102,485 $106,278 $110,130 $793,963 $900,241 $1,010,381 4,323 4,373 4,420 6.406 6612 8,756 31,324 31,685 32,028 58,046 50,951 60,936 $44,134 $44,134 $44,134 $22,067 $22,067 $22,067 $66,201 $66,201 $66,201 $4,262 $4,252 $4,252 $3,414 $3,414 $3,414 $7,666 $7,666 $7,666 ‘$2,980 $3,070 $3,162 $2,484 = $2,558 $2,635 $7,232 $7,322 ($7,414 $5,698 $5,972 $6,049 2008 2010 2011 $1.66 $0.13 $0.05 $0.08 2012 1,551,955 1,717,497 392 12.0 142,749 $2.56 $364,794 $0.212 $0.08 $124,236 $0.12 $186,355 $310,591 $675,386 0.685 $462,602 $4,620,668 $5,008,431 $0.435. $0298 $0.22 $166,537 $114,069 Fuel Inflaction Factor General Inflation Factor Discount Rate 2013 2014 2015 1,606,341 1,661,653 1,717,889 1,772,330 1,827,818 1,883,952 405 a7 430 122 123 124 145,839 148,922 151,996 $2.66 $2.76 $2.87 $387,599 $411,623 $436,025 $0.219 $0.225 $0,232 ‘$0.08 $0.09 $0.09 $133,734 $143,872 $154,691 $0.12 $0.13 $0.14 $200,601 $215,808 $232,037 $334,334 $350,681 $386,728 $721,933 $771,304 $823,653 0.662 0.639 0.618 $477,763 $493,175 $508,638 $0.449 $0.297 $0.464 $0.297 $0.23 $178,406 $118,066 $0.23 $191,008 $122,131 $1,124,449 $1,242,515 $1,364,647 4,465 6,897 32,353 61,902 $44,134 $22,067 $66,201 $4,252 $3,414 $7,666 $3,257 $2,714 $7,509 $6,128 2012 4,507 4547 9,035 8.171 32,660 32,048 62,848 63,775 $70,767 = $70,767 $35,383 © $35,383 $108,150 $106,150 $6,818 $6,818 $5,475 $5,475 $12,202 $12,282 $4,246 $4,373 $3,538 $3,644 $11,064 $11,191 $9,013 $9,119 2013 2014 $0.479 $0.206 $0.24 $204,384 $126,265 40% 3.0% 3.5% 2016 1,775,051 1,940,722 443 12.5 155,062 $2.99 $463,568 $0.230 $0.08 $166,232 $0.14 $240,348 $415,580 $878,148 0.597 $524,755 $0.495 $0,296 $0.25 $218,576 $130,466 2017 1,833,139 1,998,122 456 126 158,119 $3.11 $491,615 $0.246 $0.10 $178,539 $0.15 $267,808 $446,347 $937,964 0.577 $540,928 $5,591,606 $6,100,444 $6,625,198 $7,166,126 $0.512 $0.295 $0.26 $233,630 $134,736 $1,490,912 $1,621,378 $1,756,114 4584 9,304 33.218 64,681 $70,767 $35,383 $106,150 $6,818 $5,475 $12,202 $4,505 $3,754 $11,322 $9,228 2015 4619 9,433 33,489 65,567 $70,767 $35,383 $106,150 $6,818 $5,475 $12,292 $4,640 $3,666 $11,458 $0,341 2016 4,651 9,560 33,702 66,433 $70,767 $35,383 $106,150 $6,818 $5,475 $12,292 $4,779 $3,982 $11,597 457 2017 Waste Heat - Investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2018 2019 2020 1,892,151 1,052,089 2,012,953 2,056,137 2,114,763 2,173,969 469 483 496 12.8 12.9 13.0 161,166 164,203 167,230 $3.23 $3.36 $3.50 $521,132 $552,191 $584,865 $0.253 $0.261 $0,269 $0.10 $0.11 $0.11 $191,658 $205,638 $220,531 $0.15 $0.16 $0.16 $287,486 © $308,457 $330,707 $479,144 $514,095 $551,328 $1,000,276 $1,066,286 $1,136,193 0.557 0.538 0.520 $557,358 $574,047 $590,997 $7,723,484 $8,297,531 $8,888,528 $0.629 $0,548 $0.564 $0.295 $0.294 $0.294 $0.27 $0.28 $0.29 $249,501 $266,510 $284,438 $139,073 $143,479 $147,952 $1,895,187 $2,038,665 $2,186,617 4,680 4,707 4,732 9,685 9,806 9,924 33,016 34,112 34,269 67,278 68,102 68,006 $70,767 $70,767 $70,767 $35,383 $35,383 $35,383 $106,150 $106,150 $106,150 $6,618 $6,818 $6,818 $5,475 $5,475 $5,475 $12,202 $12,292 $12,292 $4,922 ‘$5,070 $5,222 $4,102 $4,225 $4,352 $11,740 $11,888 $12,040 $9,576 $9,700 $9,826 2018 2019 2020 District Heating System sess ss ss ss $335,780 $335,780 $324,425 $324,425 $636,346 $636,346 $o so $0.317 $0.317 $0306 $0.306 $0.155 $0.155 $80,560 $80,560 $77,836 $77,836 $152,422 $152,422 so so Capital Investment $0 Debt Service @ 5%, 15 Years $0 O&M at 10% of Investment + inflation $0 Total Expenses District Heating $0 tal Expenses Waste Heat+District Heating Jacket Water $0 Jacket Water +E.S. $0 Waste Heat Sales Jacket Water so Jacket Water +E.S. $0 Net Income Jacket Water so Jacket Water +E.S. so 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $311,920 Jacket Water +E.S. $311,920 PW Total Expenses Jacket Water $311,920 Jacket Water +E.S. $311,920 Accumulated PW Total Expenses Jacket Water $311,920 Jacket Water +E.S. $311,920 Accumulated PW Savings From Waste Heat Sales Jacket Water ‘$0 Jacket Water +E.S. $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs Avg. Costewh Jacket Water $0.307 Jacket Water +E.S. $0.307 PW Avg. Costkwh Jacket Water $0.307 Jacket Water +E.S. $0.307 6.b. PCE Payments PCE Payment Siwh Jacket Water $0.150 Jacket Water +E.S. $0.150 PCE Payments Jacket Water $74,586 Jacket Water +E.S. $74,586 PW PCE Payments. Jacket Water $74,588 Jacket Water +E.S. $74,586 Accumulated PW PCE Payments Jacket Water $74,588 Jacket Water +E.S. $74,586 Accumulated P.W of PCE Savings Jacket Water $0 Jacket Water +E S. $0 7. Potential Rate Reductionikwh From Sales of Waste Heat Jacket Water so Jacket Water +ES. so $0 $0 $o so $o $0 $0 $0 $0 $o $o so $361,180 $361,180 $337,166 $337,166 $973,511 $973,511 $0 $o $0327 $0.327 $0,305 $0,305 $0.161 $0.161 $86,933 $86,933 $81,153 $81,153 $233,575 $233,575 $0 $0 $o so $0 $30,000 $30,000 $0 $2,890 $2,890 so $3,000 $3,090 so $5,890 $5,980 $O $12.790 $12960 $O $18.411 $18.647 $0 $57676 $60857 $0 $106.299 $112,731 $0 $50776 $53878 $O $100678 $107,044 $388,208 $366,182 $393,650 $368,208 $316,280 $340,484 $350,142 $319,108 $331,443 $350,142 $275,620 $286,678 $1,323,653 $1,642,759 $1,974,202 $1,323,653 $1,500,273 $1,685,051 $O $44,248 © $89,612 $0 $87,735 $177,863 $0.338 $0306 $0316 $0.338 $0.264 $0273 $0,304 $0.267 $0266 $0.304 $0.230 $0230 $0,166 $0.149 $0.154 $0,166 $0.109 90.114 $93,729 $87,154 $94,189 $93,729 $63,925 $69,439 $84538 = $75,950 $79,304 $84,538 © $55,707 $58,466 $318,113 $394,063 $473,367 $318,113 $373,820 $432,286 $0 $12,044 $24,250 $O $32,284 $85,331 $0 $0042 $0043 $0 $0084 $0 086 $30,000 $30,000 $30,000 ‘$2,890 $2,890 $2,890 $3,183 $3,278 $3,377 $6,073 $6,168 $6,267 $13,134 $13,314 $13,499 $18,890 $19,139 $19,397 $64163 $67597 $71,163 $119.470 $126,527 $133,915 $57,102 $60,451 $63,930 $113,715 $120,702 $128,017 $422,920 $454,007 $487,204 $366,307 $393,847 $423,208 $344,046 $356,916 $370,057 $297,991 $309,560 $321,389 $2,318,248 $2,675,165 $3,045,221 $2,183,942 $2,493,502 $2,814,891 $136,064 $183,578 $232,128 $270,370 $365,241 $462,458 $0.327 $0.338 $0349 $0.283 $0293 $0.304 $0.266 $0.206 $0.265 $0.230 $0230 $0.230 $0.160 $0.167 $0.173 $0.119 $0.124 $0.130 $101,716 $109,768 $118,375 $75,363 $81,722 $88,543 $82,746 $86,277 $89,896 $61,308 $64,232 $67,241 $556,114 $642,300 $732,286 $493,504 $557,626 $625,067 $36,606 $49,086 $61,677 $09,125 $133,652 $168,896 $0044 $0045 $0.046 $0 068 $0090 $0.092 $30,000 $2,890 $3,478 $6,368 $13,690 $19,662 $74,862 $141,645 $67,541 $135,673 $522,629 $454,496 $383,469 $333,478 $30,000 $2,890 $3,582 $6,472 $13,686 $19,935 $78,700 $149,733 $71,286 $143,684 $560,226 $487,828 $397,154 $345,830 $30,000 $2,890 $3,690 $6,580 $14,089 $20,217 $82,678 $158,191 $75,170 $152,063 $600,216 $523,323 $411,115 $358,448 $30,000 $2,890 $3,800 $6,691 $17,754 $26,767 $86,800 $167,033 $75,736 $158,020 $646,197 $563,913 $427,642 $373,188 $30,000 $2,890 $3,914 $6,805 $17,996 $27,115 $91,069 $176,275 $79,878 $167,156 $691,426 $604,148 $442,101 $386,205 $30,000 $2,890 $4,032 $6,922 $18,244 $27,473 $95,487 $185,931 $84,165 $176,702 $739,488 $646,951 $456,842 $300,674 $30,000 $2,890 $4,153 $7,043 $18,501 $27,842 $100,058 $196,017 $88,601 $186,676 $790,547 $692,472 $471,870 $413,330 $30,000 $2,890 $4277 $7,168 $18,764 $28,221 $104,784 $206,549 $93,188 $197,092 $844,774 $740,870 $487,186 $427,264 $3,428,690 $3,825,844 $4,236,960 $4,664,602 $5,106,703 $5,563,545 $6,035,415 $6,522,601 $3,148,369 $3,494,199 $3,852,647 $4,225,835 $4,612,130 $5,011,804 $5,425,134 $5,852,398 $281,685 $562,006 $0,361 $0,314 $0.265 $0231 $0.180 $0.135 $127,572 $95,856 $93,603 $70,333 $825,889 $695,400 $74,352 $204,841 $0047 $0.084 $433,829 $872,596 $0.402 $0,351 $0.268 $0.232 $0.204 $0.155 $160,668 $122,365 $106,328 $80,979 $484,903 $536,898 $589,783 $643,525 $979,476 $1,088,639 $1,200,064 $1,313,728 $0416 $0.364 $0266 $0.232 $0212 $0.162 $172,607 $131,978 $110,366 $84,388 $0.430 $0.377 $0268 $0.233 $0.220 $0.169 $185,332 $142,256 $114,495 $87,883 90.445 $0.390 $0.266 $0.233 $0229 $0.176 $196,890 $153,236 $118,716 $91,465 90.461 $0.404 $0266 $0233 $0.237 $0,184 $213,320 $164,962 $123,028 $95,134 $923,290 $1,024,576 $1,130,904 $1,241,260 $1,355,764 $1,474,480 $1,587,508 $926,658 $1,011,046 $1,098,929 $1,190,394 $1,285,529 $332,221 $383,708 $663,866 $768,020 $0.374 $0.387 $0.326 $0.337 $0.265 $0.265 90.231 $0231 $0.187 $0.194 90.141 $0,147 $137,303 $147,875 $103,692 $112,082 $97,400 $101,287 $73,509 $76,770 $768,909 $845,679 $87,091 $99,873 $241,472 $278,771 $0.048 $0.048 $0.096 $0.098 $111,612 $315,857 $0.047 $0.098 $123,377 $353,601 $0.048 $0.101 $135,147 $146,898 $158,606 $391,983 $430,984 $470,585 $0.049 $0.103 $0.050 $0.105 $0.051 $0.108 $30,000 $2,890 $4,406 $7,296 $19,036 $28,613 $109,669 $217,543 $97,929 $207,967 $902,347 $792,309 $502,791 $441,478 $7,025,392 $6,293,876 $698,091 $1,429,608 $0.477 $0.419 $0266 $0.233 $0247 $0.191 $228,700 $177,478 $127,433 $98,691 $1,724,941 $1,384,420 $170,246 $510,767 $0.052 $0.110 $30,000 $2,890 $4,538 $7,428 $19,316 $29,015 $114,714 $229,018 $102,826 $219,318 $963,460 $846,968 $516,689 $455,975 $7,544,082 $6,749,850 $753,449 $1,547,680 $0.494 $0.434 $0.266 90.234 $0.256 $0.200 $245,057 $190,831 $131,929 $102,736 $1,856,870 $1,487,155 $181,795 $551,510 $0.053 90.112 $30,000 $2,890 $4,874 $7,564 $19,604 $29,430 $119,923 $240,990 $107,883 $231,163 $1,028,311 $905,030 $534,882 $470,758 $8,078,963 ‘$7,220,607 $809,565 $1,667,921 $0511 $0.450 $0266 $0.234 $0.266 $0.208 $262,458 $205,071 $136,519 $106,668 $1,993,380 $1,593,824 $193,228 $592,783 $0.054 90.115 Kwigillingok Diese! Generation Year 1, Load Requirements kWh Sales kWh Generated kW Demand 2. Expenses kWh Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$/kwh Variable Non-Fuel Costs $/cwh Variable Non-Fuel Costs Fixed Non-Fuel Costs S/kwh Fixed Non-Fuel Costs Total Non-FuelCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.8. Power Costs Avg Costkwh PW Avg Costikwh 3.b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (ES) (Diesel Fue! Gal Equivaiert) Jacket Water Recovery Jacket Water + E.S, Capital Investment. Jacket Water Recovery ES. Total Capital invest. Jacket Water + E £ Debt Service Jacket Water, 5% @15 yrs ES. 5% @8yrs Total Dett Service Jacket Water + ES O&M chet Water @ 6% of Investment + Infle ES. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E.S. Year Sys. Losses 1999 = Sys. Losses 2020 = Load Factor . Avg Eligible PCE kwh Sold as % of Total = 2001 2002 481,002 549,946 126 495,724 585,125 128 97 56,695 $1.21 $68,601 $0,125 $0,104 $50,024 89 57,236 $1.26 $72,025 $0.127 $0.11 $53,618 $0156 $0.16 $75,036 $80,426 $125,061 $134,044 $193,662 $206,069 1,000 0.966 $193,662 $199,100 $193,662 $392,762 $0403 $0.403 $0416 $0.402 $0250 $0.26 $79,365 $64,657 $79,365 $61,794 $79,365 $161,160 0 0 0 0 0 0 ° ° $0 $0 $0 $0 $0 $0 $0 so $0 $0 so so $0 $0 $0 $o $0 $0 $0 $o 2001 2002 15.00% 8.00% os 06% 2003 510,591 580,372 133 10.0 57,764 $1.31 $75,597 $0.130 $0.11 $57,435 $0.17 $86,152 $143,586 $219,184 0.934 $204,610 $597,373 $0429 $0.401 $0.27 $90,248 $84,248 $245,407 Eee ss seg 888 2004 525,606 595,687 136 10.2 58,280 $1.36 $79,325 $0.133 $0.12 $61,488 $0.18 $92,233 $153,721 $233,046 0.902 $210,194 $807,567 $1,023,418 $1,245,004 $1,472,400 $1,705,685 $1,044,037 $2,190,238 $2,441,670 $0.443 $0.400 $0.28 $96,154 $86,725 $332,132 ° $0 $0 $0 Bee es sss kWhvgal year 2001 = KWhigal year 2020 = Avg. PCE per kwh sold = 2005 2006 540,767 556,074 611,067 626,510 140 143 10.4 10.6 58,786 59,281 $1.42 $147 $83,214 = $87,271 $0.136 0.139 $0.12 $0.13 $65,793 $70,361 $0.18 $0.19 $98,689 $105,542 $164,481 $175,903 $247,695 $263,174 0.871 0.842 $215,852 $221,585 $0.458 $0.473 30.309 $0398 $0.29 $0.30 $102,390 $108,973 $89,227 $91,752 $421,359 $513,111 2.135 2.121 3,960 3,962 15,470 15,370 27,638 27,642 $18,513 $18,513 $9,256 = $9,256 $27,769 $27,769 $1,784 $1,784 $1,432 $1,432 $3,216 $3,216 $1,191 $1,144 $926 $953 $2,894 $2,928 $2,358 $2,386 2005 2006 97 13 $0.25 2007 871,529 642,018 147 10.7 59,766 $1.53 $91,505 $0.143 $0.13 $75,209 $0.20 $112,814 $188,023 $279,528 0814 $227,396 $0.489 $0398 $0.31 $115,922 $94,302 $607,413 2,107 3,962 15,265 27,636 $18,513 $9,256 $27,769 $1,784 $1,432 $3,216 $1,178 $982 $2,962 $2,414 2007 2008 587,130 657,586 150 10.8 60,242 $1.50 $95,921 90.146 $0.14 $80,353 $0.21 $120,529 $200,882 $296,803 0.786 $233,285 $0.508 $0.397 $0.32 $123,254 $96,676 $704,290 2,001 3,062 15,153 27,623 $18,513 $9,256 $27,769 $1,784 $1,432 $3,216 $1,214 $1,011 $2,997 $2,444 2008 Est. Year 2001 Fuel Cost S/gal $1.21 Est. 2001 Non-Fusi Cost $/wh,Sales $026 Variable Costs @ 40% NFC $0.10 Fixed Costs at 60% NFC s $0.16 2009 2010 2011 2012 602,877 618,772 634,813 651,001 673,213 688,899 = 704,642 = 720,441 154 187 164 164 114 13 11.4 11.6 60,707 61,164 61,612 62,051 $1.66 $1.72 $1.79 $1.86 $100,528 $105,337 $110,352 $115,584 $0.149 $0.153 $0.187 $0.160 $0.14 $0.15 $0.15 $0.16 $85,808 $91,503 $97,727 $104,227 $0.21 $0.22 $0.23 $0.24 $128,712 $137,300 $146,590 $156,341 $214,520 $226,083 $244,316 $260,568 $315,050 $334,320 $354,669 $376,153 0.759 0.734 0.708 0.685 $239,253 $245,301 $251,431 $257,644 $2,699,314 $0.523 $0.540 $0.559 $0.578 $0.307 $0.396 0.398 $0.306 $0.33 $0.34 $0.35 $0.36 $130,069 $130,148 $147,752 $156,823 $90,475 $102,097 $104,744 $107,415 $803,765 $905,862 $1,010,606 $1,118,021 2.075 2,058 2,040 2,021 3,960 3,957 3,053 3,948 15,035 14,911 14,781 14,646 27,601 27,572 27,535 27,491 $16,513 $18,513 $18,513 $18,513 $9,256 $9,256 $9,256 $9,256 $27,769 $27,768 $27,769 = $27,769 $1,784 $1,784 $1,784 $1,784 $1,432 $1,432 $1,432 $1,432 $3,216 $3,216 $3,216 $3,216 $1,250 $1,288 $1,326 $1,366 $1,042 $1,073 $1,105 $1,138 $3,034 $3,071 $3,110 $3,150 $2,474 $2,505 $2,537 $2,571 2009 2010 2011 2012 2013 (667,335 736,293 168 18 62,481 $1.94 $121,042 $0,164 $0.17 $111,116 $0.25 $166,674 $277,790 $398,832 0.662 $263,041 $2,963,254 $0.38 $166,384 $110,110 $1,228,131 2,002 3,042 14,508 27,430 $27,625 $13,812 $41,437 $2,661 $2,137 $4,790 $1,657 $1,381 $4,310 $3,518 2013 Fuel inflaction Factor 40% Genera! inflation Factor 3.0% Discount Rate 3.5% 2014 2015 2016 2017 683,816 = 700,444 «717,218 = 734,130 752,198 768,154 784,158 800,212 172 175 179 183 12.0 124 12.3 125 62,904 63,319 63,725 64,125 $2.01 $2.10 $2.18 $227 $126,735 $132,673 $136,867 $145,327 $0.168 $0.173 $0.177 $0,182 $0.17 $0.18 $0.19 $0.19 $118,415 $126,146 $134,334 $143,003 $0.26 $0.27 $0.26 $0.29 $177,622 $189,219 $201,500 $214,504 $296,037 $315,365 $335,834 $357,507 $422,772 $448,038 $474,701 $502,834 0.639 0618 0.597 0.577 $270,322 $276,790 $283,344 $289,987 $3,233,577 $3,510,366 $3,793,711 $4,083,698 $0618 $0.640 $0.662 $0.685 $0.395 $0.395 90.395 $0.395 $0.39 $0.40 $0.42 $0.43 $176,461 $187,078 $198,262 $210,043 $112,830 $115,573 $116,341 $121,133 $1,340,961 $1,456,534 $1,574,875 $1,696,008 1,962 1,061 1,930 1,917 3,035 3,927 3018 3,908 14,360 14,210 14,054 13,894 27,381 27,316 27,245 27,167 $27,625 $27,625 $27,625 $27,625 $13,812 $13,812 $13,812 $13,812 $41,437 $41,437 $41,437 $41,437 $2,661 $2,661 $2,661 $2,661 $2,137 $2,137 $2,137 $2,137 $4,799 $4,799 $4,790 $4,799 $1,707 $1,758 $1,811 $1,866 $1,423 $1,465 $1,500 $1,555 $4,360 $4,420 $4,473 $4,527 $3,560 $3,602 $3,646 $3,602 2014 2015 2016 2017 Waste Heat - Investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 751,207 768,421 816,312 632,456 186 190 12.7 128 64,517 64,902 $2.36 $2.45 $152,084 $159,091 $0.166 $0,191 $0.20 $0.21 $152,181 $161,895 $0.30 $0.32 $228,271 = $242,842 $380,452 $404,737 $532,516 $663,828 0.557 0.538 $296,720 $303,543 $4,380,418 $4,683,961 $0.709 $0734 $0.395 $0.395 $0.45 $0.46 $222,449 $235,510 $123,949 $126,789 $1,819,057 $1,946,747 1,895 1,871 3,698 3,886 13,729 13,559 27,084 26,904 $27,625 $27,625 $13,612 $13,812 $41,437 $41,437 $2,661 $2,661 $2,137 $2,137 $4,799 $4,799 $1,021 $1,979 $1,601 $1,649 $4,583 $4641 $3,738 $3,786 2018 2019 $100 $150 2020 785,782 648.645 194 13.0 65,280 $2.55 $166,418 $0.196 $0.22 $172,175 $0.33 $258,262 $430,436 $506,855 0.520 $310,457 $4,094,418 $0.760 $0.395 $0.48 $249,260 $120,654 $2,076,401 1,847 3,874 13,385 26,608 $27,625 $13,812 $41,437 $2,661 $2,137 $4,799 $2,038 $1,699 $4,700 $3,836 2020 District Heating System Capital investment $0 $0 Debt Service @ 5%, 15 Years $0 $0 O&M at 10% of Investment + Inflation so $0 Total Expenses District Heating $o $0 tal Expenses Waste Heats District Heating Jacket Water so $0 Jacket Water +E.S. so so Waste Heat Sales Jacket Water so $0 Jacket Water +E.S. so $0 Net Income Jacket Water ‘$0 $0 Jacket Water +E.S. $0 $0 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $193,662 $206,069 Jacket Water +E S. $193,662 $206,069 PW Total Expenses Jacket Water $193,662 $199,100 Jacket Water +E.S. $193,662 $199,100 Accumuated PW Total Expenses Jacket Water $193,662 $392,762 Jacket Water +E.S. $193,662 $392,762 Accumulated PW Savings From Waste Heat Sales Jacket Water so $0 Jacket Water +E.S. $0 so 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs Avg. Costiwh Jacket Water $0403 $0416 Jacket Water +E S. $0403 $0416 PW Avg. Costwh Jacket Water $0403 $0402 Jacket Water +S. $0.403 $0.402 6b. PCE Payments PCE Payment S/cwh Jacket Water $0250 $0259 Jacket Water +E S. $0.250 $0.259 PCE Payments Jacket Water $79,365 $84.657 Jacket Water +S. $79,365 $84,657 Pw PCE Jacket $79,365 $81,704 Jacket Water +E.S. $78,365 $81,704 Accumulated PW PCE Payments Jacket Water $79,365 $161,160 Jacket Water +E S. $79,365 $161,160 Accumulated P.W of PCE Savings Jacket Water $0 $0 Jacket Water +E S, so $o 7. Potential Rate Reduction/ikwh From Sales of Waste Heat Jacket Water $0 $0 Jacket Water +ES, ‘$0 $0 ss 88 #8888 ss $219,184 $219,184 $204,610 $204,610 $597,373 $597,373 $0 $0 $0429 $0.429 $0401 $0.401 $0268 $0268 $90,248 $90,248 $84,248 $84,248 $245,407 $245,407 $0 $0 $0 $30,000 $30,000 $30,000 $O = $2,890 $2,800 © $2,890 $o ‘$3,000 $3,090 $3,183 so $5,890 $5,980 $6,073 $0 $8,785 $8,908 $9,035 $O $11,142 $11,294 «= $11,449 $0 $21,898 $22,627 $23,371 $0 $39,123 $40,693 $42,312 $0 $19,003 $19,700 $20,409 $0 $36,765 $36,307 $39,898 $233,046 $228,691 $243,474 $259,119 $233,046 $210,930 $224,867 $239,630 $210,194 $199,291 $204,999 $210,794 $210,194 $183,813 $189,332 $194,930 $807,567 $1,006,858 $1,211,856 $1,422,650 $807,567 $091,380 $1,180,711 $1,375,651 $0 $16,560 $33,147 $49,750 $0 $32,038 $64,292 $96,749 $0443 = $0423 $0.438 = $0.453 80.443 $0,380 0.404 $0419 $0.400 $0.60 90.369 $0,369 $0400 $0340 $0340 $0341 $0277 $0269 $0280 $0201 $0277 $0238 90.248 $0258 $96,154 $96,103 $102,687 $109,657 $96,154 $84,966 $91,020 $97,437 $86,725 $83,748 $86,460 $89,206 $86,725 $74,043 $76,637 $79,265 $332,132 $415,880 $502,340 $591,546 $332,132 $406,175 $482,812 $562,077 $0 $5478 $10,771 $15,868 $O $15,183 $30,209 «$45,336 so $0.035 $0.035 $0.036 so $0,068 $0,069 $0.070 $30,000 $2,890 $3,278 $6,168 $9,166 $11,609 $24,127 $43,983 $21,130 $41,539 $275,674 $255,264 $216,677 $200,635 $30,000 $2,890 $3,377 $6,287 $9,301 $14,775 $24,897 $45,708 $21,863 $43,232 $293,187 $271,818 $222,650 $206,421 $30,000 $2,890 $3478 $6,368 $9,439 $11,945 $25,679 $47,484 $22,608 $44,979 $311,712 $280,342 $228,713 $212,299 $30,000 $2,890 $3,582 $6,472 $9,582 $12,120 $26,474 $49,317 $23,365 $46,780 $331,304 $307,889 $234,668 $218,268 $30,000 $2,890 $3,690 $6,580 $9,730 $12,300 $27,282 $51,208 $24,132 $48,637 $352,020 $327,515 $241,115 $224,330 ‘$30,000 $2,890 $3,800 $6,691 $11,009 $14,528 $28,101 $53,157 $23,782 $49,639 $375,050 $349,194 $248,202 $231,091 $30,000 $2,890 $3,914 $6,805 $11,173 $14,733 $26,932 $55,166 $24,563 $51,606 $398,209 $371,166 $254,616 $237,325 $30,000 $2,890 $4,032 $6,922 $11,342 $14,944 $29,774 $57,237 $25,354 $53,634 $422,684 $304,404 $261,127 $243,655 $30,000 $2,890 $4,153 $7,043 $11,516 $15,162 $30,626 $59,371 $26,153 $55,725 $448,548 $418,976 $267,734 $250,083 $1,630,327 $1,661,977 $2,090,690 $2,325,557 $2,566,672 $2,814,874 $3,069,490 $3,330,617 $3,598,351 $1,576,286 $1,782,707 $1,995,006 $2,213,274 $2,437,605 $2,668,695 $2,906,020 $3,149,675 $3,309,758 $06,357 $120,399 $0.470 $0.435 $0.369 $0.342 $0302 $0.269 $117,033 $104,236 $01,067 $81,928 $683,532 $644,005 $20,758 $60,284 $0.036 $0.071 $82,961 $162,230 $0.486 $0.451 $0360 $0342 $0314 $0.280 $124,835 $111,437 $94,801 $84,626 $778,334 $728,632 $25,431 $75,133 $0.036 $0072 $99,549 $195,232 80.504 $0.468 90.370 $0.343 $0.326 $0.292 $133,088 $119,062 $97,651 $87,359 $875,985 $615,991 $29,877 $80,871 80.037 $0.073 $116,112 $228,395 $0522 $0.485 $0.370 $0344 $0338 $0.303 $141,814 $127,133 $100,535 $90,127 $132,642 $261,709 90.541 $0.503 $0.370 $0345 $0352 $0316 $151,039 $135,674 $103,453 $92,929 $148,380 $294,559 $0.562 $0.523 $0.372 $0346 $0.367 $0.330 $161,494 $145,262 $106,874 $96,145 $164,086 $327,557 $0.582 $0.543 $0372 $0.347 $0.381 90.343 $171,798 $154,842 $109,849 $99,007 $179,749 $360,691 $0,603 $0.563 $0.373 $0348 $0.395 $0.357 $162,683 $164,051 $112,858 $101,003 $105,360 $393,952 $0625 $0.584 $0.373 $0349 $0.410 $0.371 $104,177 $175,635 $115,902 $104,835 $30,000 $2,890 $4277 $7,168 $11,694 $15,386 $31,487 $61,570 $26,960 $57,878 $475,874 $444,956 $274,439 $256,609 $3,872,790 $3,656,367 $210,908 $427,331 $0648 $0,608 $0,374 $0,350 $0426 $0388 $206,312 $166,927 $118,961 $107,802 $976,520 $1,079,973 $1,186,847 $1,296,696 $1,409,554 $1,525,456 $1,644,437 $906,118 $999,047 $1,095,183 $1,194,200 $1,296,103 $1,400,938 $1,508,740 $34,086 $104,488 $0.037 $0.074 $41,284 $132,939 $0.036 $0.074 $44,265 $146,761 $0.036 $0.075 $46,081 $160,431 $0.036 $0077 $49,419 $173,937 $0.036 $0.078 $51,571 $187,268 $0.037 $0,079 $30,000 $2,890 $4,406 $7,296 $11,879 $15,617 $32,358 $63,835 $27,775 $60,097 $504,741 $472,419 $281,244 $263,234 $4,154,034 $3,919,601 $226,384 $460,817 $0672 $0629 $0374 $0350 90.442 $0.401 $219,122 $106,856 $122,006 $110,803 $1,766,533 $1,610,543 $63,425 $200,414 90.037 $0,080 $30,000 $2,890 $4,538 $7,428 $12,069 $15,855 $33,237 $66,169 $28,506 $62,382 $535,231 $501,445 $288,148 $269,959 $4,442,182 $4,189,559 $241,778 $494,402 $0697 $0653 $0375 $0351 $0459 90.417 $232,641 $211,457 $125,245 $113,840 $1,891,778 $1,733,383 $54,969 $213,364 $0.037 $0.081 $30,000 $2,890 $4,674 $7,564 $12,264 $16,100 $34,123 $68,572 $29,423 $64,736 $567,432 $532,119 $295,153 $276,785 $4,737,334 $4,408,344 $257,084 $528,074 $0.722 $0.677 $0.376 $0.352 $0476 $0.433 $246,905 $224,764 $128,429 $116,912 $2,020,206 $1,850,295 $56,195 $226,105 $0.037 $0,082 Lime Village Diesel Generation Year 1. Load Requirements kWh Sales kWh Generated kW Demand 2. Expenses kWh /Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$/wh Variable Non-Fuel Costs $/cwh Variable Non-Fuel Costs Fixed Non-Fusl Costs S/kwhy Fixed Non-Fuel Costs Total Non-FuelCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.8. Power Costs ‘Avg. Costfkwh PW Avg Cost/kwh 3.b. PCE Payments PCE Payment S/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments: 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Diesel Fuel Gal Equivalent) Jacket Water Recovery Jacket Water + E.S. Capital Investment Jacket Water Recovery ES. Total Capital invest. Jacket Water + E.£ Debt Service Jacket Water, 5% @15 yrs ES, 5% @Byrs Total Debt Service Jacket Water + E.S O&M cket Water @ 6% of investment + infle ES. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +€.S. Year 54 11,433 $3.41 $38,988 $0,669 $0,343 $17,483 $0514 $26,224 $43,707 $82,695 1.000 $82,695 $82,695 $1621 $1.621 $0.390 $12,531 $12,531 $12,531 oo See se see 888 15.00% 8.00% 05 63% 2002 2003 83,859 64,389 95,509 95,922 2 22 55 59 17,332 16,174 $3.55 $3.69 $61,466 $50,644 $0,643 $0.622 $0.36 $0.37 $29,897 $31,289 $0.53 $0.56 $44,845 = $46,934 $74,741 $78,223 $136,207 $137,867 0.066 0.934 $131,601 $128,701 $214,296 $342,906 $1.624 $1634 $1,569 $1.525 $0.40 $0.42 $21,325 $22,211 $20,604 = $20,734 $33,135 $53,869 o 0 O 0 ° 0 0 0 $0 $0 $0 $0 $0 $0 $0 $0 $o $0 ‘$0 $0 $0 so $o so $0 $o $0 $o 2002 2003 2004 84,920 96,242 22 63 15,163 $3.84 $58,160 $0,604 $0.39 $32,745 $0.58 $49,118 $81,863 $140,023 0.902 $126,293 $469,289 $1,649 $1.487 $0.43 $23,133 $20,865 $74,734 oo Bee se ese 88s kWhigal year 2001 = kWhigal year 2020 = ‘Avg. PCE per kwh sold = 2005 85,450 96,559 22 68 14,277 $3.99 $56,955 $0.590 $0.40 $34,268 $0.60 $51,402 $85,670 $142,624 0.871 $124,289 $503,578 $1.669 $1.455 $0.45 $24,082 $20,685 $95,729 678 4,121 4914 7,869 $2,536 $1,268 $3,803 $244 $196 $152 $127 $306 $323 2005 2006 85,981 96,872 22 72 13,494 $4.15 $55,983 $0.578 $0.42 $35,860 $0.63 $53,790 $89,650 $145,633 0.842 $122,619 $716,197 $1.694 $1,426 $0.48 $25,090 $21,125 $116,854 624 1,043, 4519 7,312 $2,536 $1,268 $3,803 $244 $196 $440 $157 $131 ‘$401 $327 2006 51 13 $0.38 2007 86,511 97,181 22 76 12,706 $4.31 $55,211 $0.568 $0.43 $37,524 $0.65 $56,206 $93,811 $149,021 0.814 $121,229 $837,426 $1,723 $1,401 $0.48 $26,129 $21,256 $138,110 575 972 4,106 6.815 $2,536 $1,268 $3,803 $244 $196 $161 $135 $331 2007 2008 87,042 97,487 22 80 12,170 $4.49 $54,610 $0.560 $0.45 $39,265 $0.68 $58,897 $98,162 $152,772 0.788 $120,077 $967,503 $1,755 $1.380 $0.50 $27,209 $21,366 $159,496 $2,596 $1,268 $3,803 $244 $196 $166 $139 $411 Est. Year 2001 Fuel Cost $/gal Est 2001 Non-Fusl Cost $/kwh,Sales Variable Costs @ 40% NFC Fixed Costs at 60% NFC . 2009 2010 2011 87,572 88,103 88,633 97,789 98,088 96,363 22 22 22 84 6B 03 11,605, 11,093 10,627 $467 485 $5.05 $54,159 $53,841 $53,641 $0,554 0.549 $0,545 $0.47 $0.49 $0.51 $41,084 = $42,086 $44,975 $0.70 $0.73 $0.76 $61,626 $64,479 $67,462 $102,710 $107,466 $112,437 $156,870 $161,307 $166,078 0.759 0.734 0.708 $119,128 $118,356 $117,736 $1,076,632 $1.704 $1.631 $1874 $1,360 $1,343 $1,328 $0.51 $0.53 $0.55 $28,333 © $29,502 $30,719 $21,516 $21,647 $21,777 $181,013 $202,680 $224,437 492 456 423 852 800 753 3,563 3,303 3,066 5,968 5,800 5,266 $2,696 = $2,536 $2,536 $1,268 $1,268 $1,268 $3,803 $3,803 $3,803 $244 $244 $244 $196 $196 $106 $440 $440 $440 $171 $176 $182 $143 $147 $151 $416 $421 $426 $330 $343 $348 2008 2010 2011 $3.41 $0.86 $0.34 $0.51 2012 69,164 98,675 23 o7 10,200 $5.25 $53,547 $0.543 $0.53 $47,054 $0.79 $70,581 $117,635 $171,182 0.685 $117,250 $1,920 $1,315 $0.57 $31,084 $21,908 $246,344 710 2,848 4,980 $2,536 $1,268 $3,803 $244 $196 $187 $156 $431 2012 2013 89,694 98,963 23 10.1 9,809 $5.46 $53,550 $0.541 $0.55 $49,227 $0.82 $73,841 $123,068 $176,618 0.662 $116,883 $1,969 $1,303 $0.59 $33,301 $22,038 $268,382 2,648 4878 $1,976 $2,964 $190 $153 $343 $119 $99 $309 $252 2013 $2,021 $1,283 $0.61 $34,670 $22,168 $290,551 340 633 2,463 4418 $1,976 $2,964 $190 $153 $343 $122 $102 $312 $255 2014 Fuel Inflaction Factor General inflation Factor Discount Rate 2014 2015 90,225 90,755 99,247 09,528 23 23 10.5 10.9 9,447 9,113 $5.68 $5.91 $53,641 $53,615 $0.540 $0.541 $0.57 $0.59 $51,499 $53,874 ‘$0.66 $0.89 $77,249 = $80,811 $126,748 $134,685 $182,389 $188,500 0.639 0.618 $116,620 $116,452 $2.077 $1.283 $0.63 $36,095 $22,299 $312,849 316 599 2,291 4,178 $1,976 $988 $2,064 $190 $153 $343 $126 $105 $316 2018 4.0% 3.0% 3.5% 2016 91,286 99,806 23 11.3 8,804 $6.14 $54,065 $0,542 $0.62 $56,357 $0.93 $84,535 $140,891 $194,957 0.597 $116,368 $2.136 $1.275 $0.65 $37,578 $22,429 $335,278 294 2,132 3,954 $1,976 $968 $2,964 $190 $153 $343 $130 $108 $261 2016 2017 91,616 100,080 23 118 8516 $6.39 $54,388 0.543 $0.64 $58,951 $0.96 $88,427 $147,378 $201,766 0.577 $116,360 $1,104,087 $1,312,723 $1,429,074 $1,546,858 $1,663,477 $1,779,920 $1,896,297 $2,012,657 $2.197 $1,267 $0.68 $39,118 $22,559 $357,837 274 538 1,063 3,746 $1,976 $2,064 $190 $153 $133 $114 $324 2017 Waste Heat - investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2018 2019 2020 92,347 02,877 56,200 100,350 100,617 60,696 23 23 14 122 126 13.0 8,247 7,996 4,669 $6.64 $6.91 $7.18 $54,778 $65,233 $33,543 $0.546 $0.549 $0,553 $0.67 $0.69 $0.72 $61,664 $64,499 $40,589 $1.00 $1.04 $1.08 $92,496 $96,748 ‘$60,884 $154,159 $161,247 $101,473 $208,937 $216,480 $135,016 0.557 0.538 0.520 $116,421 $116,545 $70,229 $2,129,077 $2,245,622 $2,315,851 $2.263 $2.331 $2.402 $1,261 $1.255 $1,250 $0.70 $0.72 $0.75 $40,721 $42,388 $26,547 $22,690 $22,820 $13,808 $380,527 $403,347 = $417,155 254 236 132 511 485 277 1,844 1,714 957 3,551 3,369 1,924 $1,976 $1,976 $1,976 $988 $988 $988 $2,964 $2,964 $2,964 $190 $190 $190 $153 $153 $153 $343 $343 $343 $137 $142 $146 $115 $118 $121 $328 $332 $336 $267 $271 $274 2018 2019 2020 District Heating System Capital investment $o so Debt Service @ 5%, 15 Years so $o 08M at 10% of investment + Inflation so $0 Total Expenses District Heating so $0 tal Expenses Waste Heat+District Heating Jacket Water $0 $0 Jacket Water +E.S. $0 $0 Waste Heat Sales Jacket Water so $o Jacket Water +E.S. $0 $0 Nat Income Jacket Water $0 $0 Jacket Water +E.S. $0 $0 5. Total Generation Expenses Minus Net income from Waste Heat Sales Jacket Water $82,695 $136,207 Jacket Water +€.S. $82,695 $136,207 PW Total Expenses Jacket Water $82,695 $131,601 Jacket Water +E S. $82,695 $131,601 Accumulated PW Total Expenses Jacket Water $82,895 $214,206 Jacket Water +E.S. $82,695 $214,296 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 $0 Jacket Water +E.S. $0 so 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs Avg Costiwh Jacket Water $1621 $1624 Jacket Water +E.S. $1621 $1624 PW Avg Costikwh Jacket Water $1621 $1569 Jacket Water +E.S, $1,621 $1.569 6b PCE Payments PCE Payment S/ikwh Jacket Water $0300 $0404 Jacket Water +E.S. $0.390 $0.404 PCE Payments Jacket Water $12,531 $21,325 Jacket Water +E.S. $12,831 $21,325 PW PCE Payments Jacket Water $12,531 $20,604 Jacket Water +E.S. $12,531 $20,604 Accumuated PW PCE Payments Jacket Water $12,531 $33,135 Jacket Water +E S. $12,531 $33,135 Accumulated P.W of PCE Savings Jacket Water $0 $o Jacket Water +E.S. so $o 7. Potential Rate Reductionikwh From Sales of Waste Heat Jacket Water $o $0 Jacket Water +ES. $0 $0 sess 6s ss so $0 $137,867 $137,867 $128,701 $128,701 $342,996 $342,996 $0 $0 $1634 $1634 $1525 $1,525 $0418 90.418 $22,211 $22,211 $20,734 $20,734 $53,868 $53,869 so $0 ss $s $88 s888 ss $140,023 $140,023 $126,293 $126,293 $469,289 $469,289 ss $1,649 $1649 $1.487 $1487 $0.432 $0.432 $23,133 $23,133 $20,865 $20,865 $74,734 $74,734 $30,000 $2,890 $3,000 $5,890 $6,287 $6,610 $19,601 $31,391 $19,205 $31,068 $123,420 $111,557 $107,553 $97,215 $576,842 $566,504 $16,736 $27,074 $1444 $1.06 $1250 $1.138 $0222 $0.090 $11,937 $4,837 $10,402 $4,215 $85,136 $78,049 $10,593 $16,780 $0225 $0364 $30,000 $2,890 $3,090 $5,980 $6,381 $6,708 $18,747 $30,336 $18,347 $30,009 $127,286 $115,623 $107,171 $97,352 $684,014 $663,856 $32,183 $52,341 $1.480 $1345 $1246 $1.132 $0.267 0.138 $14,463 $7,483 $12,177 ‘$6,300 $97,313 $85,249 $19,541 $31,605 $0213 $0.349 $30,000 $2,890 $3,183 $6,073 $6,479 $6,808 $17,977 $29,405 $17,571 $29,075 $131,450 $119,947 $106,935 $97,577 $790,949 $761,433 $46,477 $75,993 $1519 $1366 $1236 $1128 $0.309 $0.183 $16,854 $9,969 $13,711 $8,110 $111,024 $93,350 $27,086 $44,751 $0203 $0336 $30,000 $2,890 $3,278 $6,168 $6579 $6,914 $17.275 $28,579 $16,864 $28,244 $135,907 $124,527 $106,822 $97,877 $897,771 $859,310 $59,732 $98,193 $1,561 $1,431 $1227 $1.124 $0349 $0.225 $19,153 $12,342 $15,054 $9,701 $126,079 $103,060 $33,417 $56,436 $0.194 $0.324 $30,000 $2,890 $3,377 $6,267 $6,682 $7,021 $16,630 $27,841 $16,214 $27,502 $140,655 $129,367 $106,615 $98,243 ‘$30,000 $2,890 $3,478 $6,368 $6,789 $7,132 $16,033 $27,178 $15,612 $26,835 $145,695 $134,472 $108,901 $98,666 $1,004,586 $1,111,486 $957,553 $1,056,219 $72,046 $119,078 $1,608 $1477 $1220 $1.122 $0388 $0265 $21,302 $14,637 $16,246 $14,115 $142,324 $114,175 $38,688 $66,837 $0.185 $0314 $83,501 $138,768 $1654 $1,526 $1213 $1.120 $0.425 $0.304 $23,506 $16,879 $17,313 $12,384 $150,637 $126,580 $43,023 $76,100 30.177 $0.305 $30,000 $2,890 $3,582 $6,472 $6,698 $7,246 $15,476 $26,579 $15,050 $26,232 $151,028 $130,846 $107,067 $99,140 $2,890 $2,890 ‘$2,890 $3,690 $3,800 $3,914 $8,580 $6,691 $6,805 $7,011 $6,999 $7,117 $7,363 $7,251 $7,372 $14,952 $14,456 $13,984 $26,036 $25,541 $26,087 $14521 $14,147 $13,671 $25,684 $25,290 $24,833 $156,661 $162,471 $168,718 $145,497 $151,328 $157,557 $107,304 $107,520 $107,879 $99,658 $100,147 $100,742 $30,000 $2,890 $4,032 $8,922 $7,238 $7,496 $13,530 $24,670 $13,214 $24,412 $175,287 $164,088 $108,289 $101,371 $30,000 $4,153 $7,043 $7,363 $7,624 $13,091 $24,283 $12,771 $24,022 $162,185 $170,935 $108,745 $102,029 $30,000 $2,890 $4277 $7,168 $7,491 $7,755 $12,665 $23,923 $12,341 $23,659 $189,425 $178,107 $109,243 $102,715 $1,218,553 $1,325,858 $1,433,378 $1,541,257 $1,649,546 $1,758,290 $1,867,533 $1,155,358 $1,255,017 $1,355,164 $1,455,906 $1,557,277 $1,659,306 $1,762,022 $94,170 $157,364 $1,704 $1578 $1208 $1.119 $0.482 $0.342 $25,783 $19,091 $18,278 $13,534 $177,915 $140,004 $46,522 $84,343 $0.170 $0.296 $104,116 $113,479 $122,220 $174,957 $191,693 $207,571 $1.757 $1,811 $1870 $1632 $1.687 $1.746 $1203 $1.199 $1.196 $1.118 $1.117 $1.117 $0.498 $0.533 $0.569 $0379 $0.415 $0451 $27,971 $30,087 $32,323 $21,290 $23,428 $25,643 $19,159 $19,918 $20,668 $14,582 $15,504 $16,396 $197,074 $216,902 $237,659 $154,676 $170,180 $186,577 $49,270 = $51,391 $52,891 $91,668 $98,202 $103,974 90.163 $0.158 $0.152 $0.288 $0282 $0.275 $130,383 $222,652 $1,931 $1,808 $1.193 $4.117 $0.605 $0.488 $34,586 $27,884 $21,366 $17,226 $259,026 $203,803 $53,624 $109,047 $0.148 $0.269 $138,006 $236,991 $1,996 $1873 $1.191 $1.118 $0642 90.524 $36,693 $30,159 $22,021 $18,002 $261,047 $221,804 $54,232 $113,474 $0.140 $0.263 $145,124 $250,635 $2,063 $1,940 $1.190 $1.119 $0879 $0561 $39,253 $32,479 $22,837 $18,731 $303,684 $240,535 $54,184 $117,302 90.134 $0258 ‘$30,000 $4408 $7,296 $7,624 $7,891 $12,248 $23,587 $11,920 $23,320 $197,017 $185,818 $109,779 $103,427 $1,977,312 $1,865,448 $151,765 $263,629 $2.133 $2.010 $1.189 $1.120 $0.716 $0599 $41,673 $34,850 $23,220 $19,419 $326,904 $259,954 $53,623 $120,573 $0.129 $0.253 $30,000 $2,890 $4538 $7,428 $7,760 $8,031 $11,837 $23271 $11,508 $23,000 $204,975 $193,480 $110,350 $104,162 $2,087,662 $1,969,611 $157,960 $276,011 $2207 $2,083 $1.188 $1122 $0.755 $0637 $44,161 $37,261 $23,774 $20,071 $350,679 $52,668 $123,322 90.124 $0248 ‘$30,000 $2,890 $4,874 $7,564 $7,900 $8,175 $6,878 $13,821 $6,542 $13,547 $128,475 $121,469 $66,627 $63,183 $2,154,489 $2,032,794 $161,362 $283,058 $2286 $2.161 $1.189 $1,124 $0.796 $0678 $28,191 $23,998 $14,664 $12,483 $365,342 $292,508 $51,813 $124,648 90.116 90.241 Napaklak Diesel Generation Year 1, Load Requirements kWh Sales kWh Purchaed kW Demand 2. Expenses kWh /Gal Gal Fuel Purchased Power $/kwh Cost Purchased Power Purchased Power$/kwh Variable Non-Fuel Costs $/kwh Variable Non-Fuel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FuelCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses Pw Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.8. Power Costs Avg. Costkwh PW Avg. Costhkwh 3.b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments Sys. Losses 1999 = Sys. Losses 2020= Load Factor Avg. Eligible PCE kwh Sold as % of Total = 2001 = 2002 594,237 679,411 155, 616,519 702,832 160 0.0 00 0 0 $0.25 $026 $169,853 $182,736 $0.250 $0.260 $0.076 $0.08 $45,162 $48,730 $0.114 $0.12 $67,743 $73,004 $112,905 $121,624 $282,758 $304,560 1.000 0.966 $282,758 $294,261 $282,758 $577,019 $0.476 $0.476 $0.494 $0.477 $0.258 $78,190 $83,961 $78,190 $81,122 $78,190 $159,311 $0.27 15.00% 8.00% kWhigal year 2001 = os kWhigal year 2020, = 51% Avg. PCE per kwh sold = 2003 2004 2005 2006 639,193 662,260 685,718 709,568 726,549 750,561 774,861 += 799,447 166 171 77 183 00 oo oo oo ° 0 0 0 $0.27 $0.28 $029 $0.30 $196,459 $211,070 $226,620 $243,162 $0.270 $0.281 $0 292 $0304 ‘$0.08 $0.09 $009 $0.09 $52,543 $56,616 $60,967 $65,611 $0.12 $0.13 $0.13 $0.14 $76,814 $84,925 $91,450 $98,416 $131,357 $141,541 $152,417 $164,027 $327,816 $352,611 $379,036 $407,189 0.934 0.902 0.871 0.642 $306,019 $318,035 $330,308 $342,842 $883,038 $1,201,073 $1,531,381 $0.513 $0.532 $0.553 $0.574 $0.479 $0.480 $0.482 $0.483 $0.28 $0.29 $0.30 $0.31 $90,095 $96,614 $103,537 $110,888 $84,105 $87,140 $90,227 $93,365 $243,416 $330,558 $420,783 $514,148 $1,874,223 $2,229,862 $2,598,561 Est. Year 2001 Fuel Cost $/gal ° Est. 2001 Non-Fue! Cost $/kwh, Sater o Variable Costs @ 40% NFC Fixed Costs at 60% NFC s $0.26 2007 2008 2009 2010 2011 733,810 756,444 783,471 808,889 834,699 824,313 849,457 874,876 900,563 926,516 188 194 200 206 212 00 oo 00 00 0.0 oO 0 0 0 ° $0.32 $0.33 $0.34 $0.36 $0.37 $260,755 $279,457 $299,332 $320,446 $342,867 $0.316 $0.329 $0.342 $0,356 $0.370 $0.10 $0.10 $0.10 $0.11 $0.11 $70,566 $75,853 $81,490 $87,499 $93,902 $0.14 $0.15 $0.16 $0.16 $0.17 $105,849 $113,779 $122,235 $131,248 $140,854 $176,416 $189,632 $203,724 $218,747 $234,756 $437,171 $469,088 $503,057 $539,193 $577,624 0.814 0.766 0.759 0.734 0.709 $355,638 $368,699 $382,027 $395,622 $409,488 $2,980,588 $3,376,211 $0.596 $0.618 $0.642 $0.667 $0.485 $0.486 0.488 $0.489 $0.32 $0.33 $0.34 $0.35 $118,690 $126,968 $135,749 $145,058 $96,555 $99,796 $103,089 $106,434 $610,703 $710,499 $813,588 $0.00 $0.19 $0.08 $0.11 2012 860,901 952,730 218 oo oO $0.38 $366,671 ‘$0.385 $0.12 $100,724 $0.18 $151,066 $251,810 $618,482 0.685 $423,626 Fuel Inflaction Factor General Inflation Factor Discount Rate 2013 2014 2015 887,496 914,482 941,860 979,204 1,005,930 1,032,906 224 230 236 00 0.0 00 0 0 0 $0.40 $0.42 $0.43 $391,934 $418,737 $447,165 $0.400 0.416 $0.433 $0.12 $0.13 $0.13 $107,989 $115,724 $123,956 $0.18 $0.19 $0.20 $161,984 $173,585 $185,934 $269,973 $289,309 $300,889 $661,907 $708,048 $757,054 0.662 0.639 0.618 $438,039 $452,728 $487,604 4.0% 3.0% 35% 2016 969,630 1,060,128 242 0.0 0 $0.45 $477,308 $0.450 $0.14 $132,715 $0.21 $199,072 $331,787 $809,095 0.597 $482,041 $3,785,699 $4,209,325 $4,647,364 $5,100,082 $5,567,786 $6,050,728 $0.692 $0.491 $0.36 $154,926 $109,830 $0.718 $0.492 $0.38 $165,382 $113,277 90.774 $0.495 $0.804 $0.497 $0.746 $0.494 $0.40 $188,187 $120,328 $0.42 $200,605 $123,930 $0.39 $176,458 $118,777 $0.834 $0.498 $0.43 $213,748 $127,584 2017 997,782 1,087,593 248 oo O $0.47 $509,260 $0.468 $0.14 $142,032 $0.21 $213,048 $355,081 $864,341 0.577 $496,471 $6,549,198 $0.866 $0.500 $0.45 $227,654 $131,289 $920,022 $1,029,851 $1,143,128 $1,259,905 $1,380,233 $1,504,163 $1,631,747 $1,763,036 Waste Heat - Investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 1,026,347 1,055,293 1,115,297 1,143,234 255 261 0.0 00 o o $0.49 $0.51 $543,122 $578,996 $0.487 $0.506 $0.15 $0.15 $151,841 = $162,475 $0.22 $0.23 $227,011 $243,713 $379,852 $406,188 $922,974 $985,183 0.557 0.538 $514,285 — $530,384 $7,063,483 $7,593,867 $0.899 $0.934 $0.501 $0.503 $0.46 $0.48 $242,365 $257,923 $135,047 $138,855 $1,898,083 $2,036,939 $100 $150 2020 1,084,631 1,171,401 267 00 ° $0.53 $616,992 $0.527 $0.16 $173,672 $0.24 $260,508 $434,179 $1,051,171 0.520 $546,772 $8,140,640 $0.969 $0,504 $0.50 $274,371 $142,716 $2,179,654 Napaskiak Diese! Generation Sys. Losses 1999 = Sys. Losses 2020= Load Factor . Avg. Eligible PCE kwh Sok as % of Total = Year 2001 2002 1. Load Requirements kWh Sales 645,779 676,111 kWh Generated 738,341 770,767 kW Demand 169 176 2. Expenses kWh Gal 10.1 10.3 Gal Fuel 73,103 75,177 Fuel Cost $/Gal $1.31 $1.36 Fuel Cost $95,765 $102,422 Fuel Cost$/wh $0.130 $0.133 Variable Non-Fuel Costs $/kwh $0.100 $0.10 Variable Nor-Fuel Costs $64,578 $70,316 Fixed Non-Fuel Costs $/kwh $0.150 $0.16 Fixed Non-Fusl Costs $96,867 $105,473 Total Nor-FusiCost $161,445 $175,789 Total Power Generation Expenses $257,210 $278,211 2.8 Present Worth (PW) Expenses PW Factor 1.000 0.966 PW Total Expenses $257,210 $268,803 Accumulated PW Total Expenses $257,210 $526,012 3. Power Costs & PCE Payments 3.0. Power Costs ‘Avg. Costfewh PW Avg Cost/kwh 3.b. PCE Payments PCE Payment S/kwh PCE Payment PW PCE Payments Accumuated PW PCE Payments 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) $0.398 $0.308 $0.411 $0.398 $0.180 $58,120 $62,980 $58,120 $60,850 $58,120 $118,970 $0.19 co eco (Diese! Fue! Gal Equivalent) Jacket Water Recovery Jacket Water + E.S. co co Capital Investment Jacket Water Recovery ES. otal Captal invest, Jacket Water + €.< Debt Service Jacket Water, 5% @15 yrs ES, 5% @ 8 yrs Total Debt Service Jacket Water + E.S 8M cket Water @ 6% of Investment + Infle ES. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E S. 8ss sg ggg 88s Bes es seg 888 Year x 15.00% 8.00% os 50% 2003 707,139 803,781 184 10.4 77,248 $1.42 $109,452 $0.136 $0.11 $76,484 $0.16 $114,726 $191,210 $300,662 0.934 $280,671 $806,684 $0.425 $0.397 $0.19 $68,175 $63,643 $182,613 co co Bes se gee 888 Est Year 2001 Fuel Cost Sigal $1.31 kWhgal year 2001 = 10.4 Est. 2001 Non-Fusl Cost $AwhSales $0.25 Fuel Inflaction Factor 40% kWhgal year 2020 = 13, Variable Costs @ 40% NFC $0.10 General inflation Factor 3.0% Fixed Costs at 60% NFC . $0.15 Discount Rate 3.5% Ava PCE perkwhsod= $0.18. 2004 2005 2008 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 738,863 771,282 804,398 838.210 872,718 907,922 843,822 980.418 1,017,709 1,055,807 1,004,381 1,133,761 1,173,837 1,214,609 837,378 871,549 908,288 941,589 977,444 1,013,846 1,050,788 1,088,264 1,126,285 1,164,786 1,203,819 1,243,358 1,283,305 1,323,924 191 199 207 215 223 231 240 248 257 268 275 284 203 302 108 107 109 11.0 112 113 15 118 118 11.8 124 122 124 125 79,313 81,373 83,428 85,476 87.519 89,554 01,582 «83,804 © 95,617 07,822 «98,819 101,608 103,588 105,558 $147 $153 $150 $1.68 $1.72, «$1.70 «$1.86 = $1.94 = $2.02 $210 «= $2.18 = $2.27 = $2.38 $2.45 $116,873 $124,705 $132,968 $141,683 $150,871 $160,555 $170,759 $181,508 $192,829 $204,748 $217,204 $230,407 $244,387 $258,999 $0140 $0.14 $0.47 $0.150 $0.154 — $0.158 $0163 $0.167 — $0.171 $0176 = $0.181 80.185 $0.190 $0,196 $011 $0.12 $012 «$0.13 $0.13 «$0.14 $0.14 = $0.15 = $0.15 $0.16 = $0.17 $0.17 = $0.18 = $0.19 $83,112 $90,229 $97,867 $106,060 $114,844 $124,255 $134,395 $145,126 $156,672 $169,020 $182,222 $196,331 $211,401 $227,494 $0.17 $018 $018 $0.19 $020 $021 $0.21 $022 $023 $024 $025 $026 $027 $0.28 $124,668 $135,344 $146,801 $159,090 $172,266 $186,383 $201,503 $217,689 $235,007 $253,531 $273,334 $204,496 $317,102 $341,241 $207,780 $225,573 $244,068 $265,151 $287,109 $310,638 $335,838 $362,815 $301679 $422,551 $455,556 $490,827 $528,504 $568,735 $324,653 $350,278 $377,637 $408,834 $437,980 $471,193 $506,507 $544,323 $584,508 $627,290 $672,850 $721,324 $772,891 $827,733 0902 0871 0842 0814 «= 0.788 = «759) (734 = «708-se8s = (e62(e39 818 = S87 877 $202,819 $305,247 $317,980 $330,959 $344,248 $357,830 $371,706 $385,881 $400,356 $415,136 $430,223 $445,621 $461,331 $477,359 $1,099,502 $1,404,750 $1,722,710 $2,053,669 $2,307,017 $2,755,747 $3,127,453 $3,513,334 $3,913,690 $4,328,826 $4,759,049 $5,204,670 $5,668,001 $6,143,360 $0439 $0454 «—$0.489 «$0485 = $0.502_ $0519 $0537 $0555 «= $0574 $0.504 = $0615 $0638 «© $0858 = $0681 $0396 $0306 $0395 $0305 «= $0.304 «= $0304 = $0304 «= $0304 © $0903 $0903 | $0.303 | $0.383 $0393 (80.393 $020 $0.21 $0.21 $022 $023 $024 $025 $025 $028 $027 $028 $029 $030 $0.31 $73,727 $79,658 $85,984 $92,734 $90,031 $107,600 $115,770 $124,468 $133,724 $143,571 $154,041 $165,169 $176,093 $180,550 $86,498 $69,415 $72,306 $75,439 $78,545 $81,713 $84,944 $88,238 $91,594 $95,013 $98,494 $102,038 $105.45 $109,315 $249,110 $318,526 $300,021 $468,360 $544,005 $626,618 $711,562 $799,800 $891,393 $086,406 $1,084,000 $1,186,039 $1,292,584 $1,401,899 0 2878 2909 = 2,944 2970 2097 3022 3044 3.065 3083 3100 3.114 3126 3,138 0 «©5403 «= 5,500 5895 5887) S,777 885 5951 = 6034115 6183 62686342413 0 20,840 21,083 21,309 21,520 21,716 = 21,806 = 22,081 22,210 «22,343 22,481 «22,884 = 22,651 22,722 0 37,685 = 38,352 39,003 38,637 = 40,254 «40,854 «41,437 «42,002 42,551 43,082 «43,808 © 44,093 44,573 $0 $28,941 $28,941 $28,941 $28,941 $28,041 $28,941 $28,941 $28,941 $47,147 $47,147 $47,147 $47,147 $47,147 $0 $14,471 $14,471 $14,471 $14,471 $14,471 $14,471 $14,471 $14,471 $23,574 $23,574 $23,574 $23,574 $23,874 $0 $43,412 $43,412 $43,412 $43,412 $43,412 $43,412 $43,412 $43,412 $70,721 $70,721 $70,721 $70,721 $70,721 $0 $2,788 $2,788 $2,788 $2,788 $2,768 $2,788 $2,788 $2,788 $4,542 $4,542 $4,542 $4,542 $4,542 $O $2,230 $2,239 © $2,230 © $2,230 «© $2,230 «$2,230 «= $2,230 «© $2,230 «© $3,647 «$3,047 «$3,047 «$3,047 «$3,647 $0 $5,027 $5,027 $5,027 $5,027 $5,027 $5,027 $5,027 $5,027 $8,190 $8,190 $8,190 «$8,190 $8,190 $0 $1,736 $1,780 $1,842 $1,807 $1,054 $2,013 $2,073 $2,136 $2,620 $2,014 $3,001 $3,091 $3,184 $0 $1,447 «$1,490 «$1,535 «$1,581 «$1,620 «$1,678 = «$1,728 $1,780 «$2,357 $2,428 «$2,801 $2,576 $2,653 $0 $4,525 $4,577 $4630 $4088 §=— $4,743 «$4,801 $4,862 $4,924 $7,371 $7,458 $7,843 $7,633 $7,728 $0 $3686 $3,729 © $3,774 «$3,820 $3,868 §=— $3,916 © $3,967 $4,019 $8,005 $8,075 «$6,148 «$8,223 ($8,301 2004 2008 2008 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 Waste Heat - Investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 1,256,077 1,298,240 1,364,837 1,406,427 312 321 127 128 107,520 109,472 $2.55 $2.65 $274,364 $290,519 $0.201 $0.207 $0.19 $0.20 $244,671 $263,000 $0.29 $0.30 $367,007 $394,499 $611,678 $657,499 $886,042 $948,018 0.557 0.538 $493,708 $510,376 $6,637,066 $7,147,442 $0.705 $0.730 $0.393 $0.393 $0.32 $0.33 $202,883 $217,032 $113,047 $116,842 $1,814,946 $1,631,788 3,143 3,149 6,482 6,548 22,778 22,819 45,035 45,480 $47,147 $47,147 $23,574 $23,574 $70,721 $70,721 $4,542 $4,542 $3,647 $3,647 $8,190 $8,190 $3,278 $3,378 $2,733 $2,815 $7,822 $7,920 $6,380 $6,462 2018 2019 $100 $150 2020 1,341,100 1,448,388 331 13.0 111,414 $2.76 $307,501 $0.212 $0.21 $282,550 $0.32 $423,824 $706,374 $1,013,875 0.520 $527,373 $7,674,815 $0,756 $0.393 $0.35 $232,044 $120,699 $1,752,487 3,153 6612 22,845 45,908 $47,147 $23,574 $70,721 $4,542 $3,647 $8,190 $3,479 $2,699 $8,021 $6,547 2020 District Heating System Capital investmentt $0 $0 Debt Service @ 5%, 15 Years $0 $0 O&M at 10% of Investment + Inflation $o $o Total Expenses District Heating $0 so tal Expenses Waste Heat+District Heating Jacket Water $o $0 Jacket Water +€.S so so Waste Heat Sales Jacket Water ‘$0 $0 Jacket Water +£.S, so so Net Income Jacket Water so $0 Jacket Water +E.S. so so 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $257,210 $278,211 Jacket Water +E.S. $257,210 $278,211 PW Total Expenses Jacket Water $257,210 $268,803 Jacket Water +E.S. $257,210 $268,803 Accumulated PW Total Expenses Jacket Water $257,210 $526,012 Jacket Water +E.S. $257,210 $526,012 Accumutated PW Savings From Waste Heat Sales Jacket Water so $0 Jacket Water +E.S. $0 $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs ‘Avg. Costowh Jacket Water $0398 $0.411 Jacket Water +E.S. $0398 $0.411 PW Avg. Cost/kwh Jacket Water $0.398 $0.308 Jacket Water +E.S. 90.398 $0.398 6b. PCE Payments PCE Payment $/cwh Jacket Water $0.180 $0186 Jacket Water +E.S. 90.180 $0.186 PCE Payments Jacket Water $58,120 $62,980 Jacket Water +E.S. $58,120 $62,980 PW PCE Payments Jacket Water $58,120 $60,850 Jacket Water +E.S. $58,120 $60,850 Accumulated PW PCE Payments Jacket Water $58,120 $118,970 Jacket Water +E.S. $58,120 $118,970 Accumulated P.W of PCE Savings Jacket Water $0 $0 Jacket Water +E.S. $0 so 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water so so Jacket Water +ES. $0 so ss ss Sess ss $300,662 $300,662 $280,671 $280,671 $806,684 $806,684 $0 $0 $0.425 $0.425 $0397 $0.307 $0.193 $0,193 $68,175 $68,175 $63,643 $63,643 $182,613 $182,613 $0 $0 $0 $0 so so so so $o so $0 $0 $324,653 $324,653 $292,819 $292,819 ‘$30,000 $2,890 $3,000 $5,890 $10,415 $14,101 $31,938 $57,752 $27,413 $54,066 $322,865 $296,212 $261,356 $258,132 $30,000 $2,890 $3,090 $5,980 $10,557 $14,286 $33,602 $61,126 $29,025 $57,397 $348,612 $320,240 $293,522 $269,633 $30,000 $2,890 $3,183 $6,073 $10,703 $14,478 $35,322 $64,650 $30,691 $60,876 $376,143 $345,958 $305,992 $261,437 $30,000 $2,890 $3,278 $6,168 $10,854 $14,674 $37,098 $68,329 $32,413 $64,509 $405,567 $373,471 $318,772 $293,545 $30,000 $2,890 $3,377 $6,267 $11,009 $14,877 $38,933 $72,168 $34,190 $68,300 $437,003 $402,693 $331,865 $305,962 $1,099,502 $1,380,860 $1,674,382 $1,080,374 $2,290,147 $2,631,012 $1,009,502 $1,357,634 $1,627,267 $1,908,704 $2,202,250 $2,508,211 $0 $0 $0.439 $0.439 $0.396 $0,396 $0.200 $0.200 $73,727 $73,727 $66,498 $66,498 $249,110 $249,110 $0 $0 ‘$0 $0 $23,889 $47,116 $0.419 $0.364 $0,365 $0,335, $0.199 $0,166 $76,858 $64,196 $66,977 $55,044 $316,087 $305,055 $2,438 $13,471 $0036 $0070 $48,327 $95,442 $0.433 $0.398 $0.365 0.335 $0.207 90.174 $83,296 $69,819 $70,133 $58,786 $386,220 $363,841 $4,701 $27,081 $0.036 soo71 $73,205 $144,965 $0.449 $0.413 $0.365 $0336 $0.215 $0.161 $90,194 $75,856 $73,373 $61,709 $459,593 $425,550 $6,767 $40,811 $0037 $0073 $98,774 $195,668 $0.465 $0.428 $0.365 $0.336 $0.224 $0.169 $97,581 $82,335 $76,697 $64,715 $536,290 $490,264 $8,615 $54,641 $0.037 $0.074 $124,735 $247,536 $0.481 $0.444 $0.366 $0.337 $0.232 $0.197 $105,486 $89,283 $80,107 $67,803 $616,307 $558,067 $10,221 $68,551 $0.038 $0.075 $30,000 $2,890 $3,478 $6,368 $11,169 $15,086 $40,826 $76,173 $36,025 $72,287 $470,572 $434,340 $345,274 $318,689 $30,000 $2,890 $3,582 $6,472 $11,334 $15,301 $42,778 $80,351 $37,917 $76,384 $506,406 $467,939 $359,001 $331,731 $2,976,285 $3,335,286 $2,826,900 $3,158,631 $151,168 $300,553 90.499 $0.460 $0.366 $0.338 $0241 $0.205 $113,940 $96,730 $83,602 $70,974 $699,999 $620,041 $11,563 $82,521 $0.038 $0.077 $178,048 $354,703 $0.517 $0.477 $0.366 $0.338 $0.251 $0.214 $122,978 $104,706 $87,181 $74,228 $787,180 $703,269 $12,619 $96,530 $0.039 $0.078 $30,000 $2,890 $3,690 $6,580 $11,504 $15,522 $44,790 $84,708 $39,866 $80,687 $544,642 $503,821 $373,050 $345,090 $3,708,338 $3,503,721 $205,354 $409,969 $0.535 $0.495 $0.367 $0.339 $0.261 $0.223 $132,634 $113,244 $90,847 $77,568 $876,027 $780,835 $13,368 $110,558 $0.039 $0.079 $30,000 $30,000 $30,000 $30,000 $30,000 $2,890 $2,890 $2,890 $2,890 $2,890 $3,800 $3,914 $4,032 $4,153 $4277 $6,691 $6,805 $8,922 $7,043 $7,168 $14,062 $14,261 $14,485 = $14,676 = $14,804 $20,066 $20,336 $20614 $20,900 $21,194 $46,861 $48,903 $51,185 $53,438 $55,751 $89.244 $93,973 $96,898 $104,026 $109,364 $39,490 $41,537 $43,642 $45,805 $48,025 $83,240 $87,898 $92,750 $97,803 $103,063 $587,809 $631,313 $677,682 $727,086 $779,700 $544,060 $564,953 $628,574 $875,088 $724,670 $389,002 $403,684 $416,659 $433,991 $449,663 $360,050 $374,021 $388,321 $402,954 $417,922 $4,097,338 $4,501,002 $4,919,662 $5,353,653 $5,803,315 $3,863,770 $4,237,792 $4,626,113 $5,020,067 $5,446,988 $231,488 $258,047 $285,008 $312,348 $340,045 $485,056 $521,258 $578,557 $636,934 $696,372 $0.557 $0.577 $0598 $0619 $0642 $0.515 $0.535 $0.554 $0,575 $0597 $0.368 $0.369 $0.360 $0.370 $0.370 $0.341 $0.342 $0.343 $0.343 $0344 $0273 $0,263 $0.204 $0.306 $0317 $0.234 $0.243 $0.253 $0.264 $0274 $144,077 $155,092 $166,842 $179,371 $192,724 $123,296 $133,070 $143,515 $154,671 $166,581 $95,348 $99,166 $103,072 $107,065 $111,145 $81,595 $85,086 $88,661 $92,322 $96,068 $973,375 $1,072,541 $1,175,613 $1,282,678 $1,393,623 $862,431 $947,516 $1,036,177 $1,128,499 $1,224,568 $13,031 $12,359 $11,326 $9,907 $8,076 $123,975 $137,384 $150,761 $164,085 $177,331 $0.037 $0.038 $0.038 $0.039 $0.040 $0079 $0.080 $0.082 $0.083 90.085 $30,000 $2,890 $4,408 $7,298 $15,118 $21,498 $58,125 $114,918 $50,303 $108,538 $835,739 $777,504 $465,677 $433,228 $6,268,992 $5,880,217 $368,074 $756,849 $0.665 $0.619 $0.371 $0.345 $0330 0.285 $206,951 $179,289 $115,314 $99,901 $1,509,137 $1,324,468 $5,809 $190,478 $0.040 $0.066 $30,000 $2,890 $4,538 $7,428 $15,348 $21,810 $60,558 $120,695 $52,638 $114,233 $895,380 $833,785 $482,038 $448,877 $6,751,030 $6,329,094 $396,412 $818,348 $0.690 $0.642 $0.371 $0.346 $0.342 $0.297 $222,101 $192,843 $119,571 $103,819 $1,628,707 $1,428,288 $3,080 $203,500 $0.041 $0088 $30,000 $2,890 $4,674 $7,564 $15,586 $22,132 ‘$63,051 $126,704 $55,030 $120,157 $958,645 $893,718 $498,749 $464,872 $7,249,779 $6,793,966 $425,036 $880,848 $0.715 $0,666 $0.372 $0.347 $0.355 $0.309 $238,229 $207,293 $123,916 $107,825 $1,752,623 $1,536,113 -$137 $216,374 $0.041 $0.090 Newtok Diesel Generation Year 1. Load Requirements kWh Sales kWh Generated KW Demand 2. Expenses kWh Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$/wh Variable Non-Fuel Costs $/wh Variable Non-Fuel Costs Fixed Non-Fuel Costs S/wh Fixed Non-Fuel Costs: Total Non-FusiCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Accumulated PW Total Expenses: 3. Power Costs & PCE Payments: 3.8. Power Costs Avg Costkwh PW Avg Costkwh 3.b. PCE Payments PCE Payment $/xwh PCE Payment PW PCE Payments Accumulated PW PCE Payments 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Olese! Fue! Gal Equivalent) Jacket Water Recovery Jacket Water + ES. Capital investment Jacket Water Recovery ES. Total Capital Invest. Jacket Water + E.¢ Debt Service Jacket Water, 5% @15 yrs ES. 5% @8 yrs Total Debt Service Jacket Water + E.S O&M chet Water @ 6% of Investment + Infle ES. @ 10% of investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E S. Year Sys. Losses 1999 = Avg. Eligible PCE kwh ‘Sold as % of Total = 2001 2002 343,575 392,621 90 363,204 414,053 95 128 30,689 $1.27 $38,975 $0.099 $0,194 $06,654 $73,280 $0.291 $0.30 $99,980 $109,920 $166,634 $183,200 $205,609 $225,890 128 32,321 $1.32 $42,690 $0.103 $0.20 1,000 0.986 $205,609 $218,251 $205,609 $423,860 $0.698 $0.598 $0.622 $0.601 $0.300 $66,997 $73,304 $66,997 $70,825 $66,997 $137,822 $0.31 ° ° 0 0 0 0 o 0 $0 $0 $0 $0 $0 $0 $0 so $0 $0 $0 so $0 $0 $0 $0 $0 $0 $o $0 2001 2002 15.00% 8.00% 05 65% 2003 383,377 435,772 99 128 33,989 $1.37 $46,688 $0.107 $0.21 $80,444 $0.31 $120,666 $201,110 $247,798 0.934 $231,322 $655,183 $0.646 $0.603 $0.32 $80,083 $74,759 $212,580 eo es ss sss 888 2004 404,094 457,973 105 128 35,691 $1.43 $50,987 $0.111 $0.22 $88,183 $0.33 $132,274 $220,457 $271,445 0.902 $244,828 $900,010 $0672 '$0.606 $0.33 $87,365 $78,798 $291,379 oo Fes $s sss 888 kWrvgal year 2001 = kWhigal year 2020 = Avg. PCE per kwh sold = 2005 425,355 480,651 110 128 37,428 $1.49 $55,607 $0.118 $0.23 $96,535 $0.34 $144,803 $241,339 $206,946 0.871 $258,771 $1,158,781 $0.698 $0.608 $0.34 $95,180 $82,944 $374,323 41,077 2,238 7,808 15,554 $16,761 $8,381 $25,142 $1,615 $1,297 $2,912 $1,006 $2,621 $2,135 2005 2006 447,160 503,800 115 129 39,198 $1.55 ‘$60,567 $0.120 $0.24 $105,543 $0.35 $158,315 $263,859 $324,426 0.842 $273,158 128 13 $0.30 2007 469,509 527,415 120 129 41,002 $1.61 $65,888 $0.125 $0.25 $115,251 $0.37 $172,877 $288,128 $354,017 0814 $287,993 2008 492,402 551,480 126 12.9 42,839 $1.67 $71,503 $0.130 $0.26 $125,706 $0.38 $188,559 $314,204 $385,857 0.766 $303,280 Est. Year 2001 Fuel Cost $/gal Est 2001 Non-Fuel Cost $/kwh,Sales Variable Costs @ 40% NFC Fixed Costs at 60% NFC . 2009 2010 2011 515,839 530,820 564,345 576,020 601,000 626.423 132 137 143 129 129 129 44,707 46,608 48,540 $1.74 $1.81 $1.88 $77,705 $84,249 $91,251 $0,135 $0.140 $0,146 $0.27 $0.28 $0.29 $136,956 $149,056 $162,061 $0.40 $0.41 $0.43 $205,435 $223,585 $243,092 $342,391 $372,641 $405,154 $420,096 $456,890 $496,405 0.750 0.734 0.709 $319,026 $335,235 $351,911 $1.27 $0.49 $0.19 $0.29 2012 589,414 652,285 149 12.9 50,503 $1.96 $98,739 $0,151 $0.30 $176,031 $0.45 $264,046 $440,077 $538,616 0685 $369,060 2013 615,027 678,580 155 128 52,496 $2.03 $106,741 $0.157 $0.31 $191,028 $0.47 $286,541 $477,569 $584,310 Fuel Inflaction Factor General Inflation Factor Discount Rate 2014 2015 641,184 667,885 705,302 732,447 164 167 129 129 54,519 56,571 $2.11 $2.20 $115,288 $124,413 $0.163 $0.170 $0.32 $0.34 $207,118 $224,373 $0.48 $0.50 $310,677 $336,559 $517,795 $560,932 $633,083 $685,345 0.639 0618 $404,796 $423,304 40% 3.0% 3.5% 2016 695,128 760,008 174 13.0 58,652 $2.29 $134,149 $0.177 $0.35 $242,866 $0.62 $364,290 $607,166 $741,315 0.597 $442,484 2017 722,918 787,981 180 13.0 60,761 $2.38 $144,533 $0,183 $0.36 $262,678 $0.55 $394,017 $656,696 $801,228 0577 $462,073 $1,431,939 $1,719,932 $2,023,212 $2,342,238 $2,677,473 $3,029,384 $3,398,443 $3,785,129 $4,189,925 $4,613,319 $5,055,803 $5,517,876 $0.726 $0611 $0.36 $103,562 $87,196 $461,519 1,127 2,344 8,166 16,280 $16,761 $8,381 $25,142 $1,615 $1,297 $2,912 $1,036 sees $2,651 $2,160 2006 $0.754 $0613 $0.37 $112,544 $91,554 $553,073 4977 2,451 8,532 17,020 $16,761 $8,381 $25,142 $1,615 $1,297 $2,012 $1,067 $2,682 $2,186 2007 $0.784 $0.616 $0.38 $122,162 $96,018 $649,002 1,220 2,550 8,904 17,772 $16,761 $8,381 $25,142 $1,615 $1,207 $2,912 $1,000 $916 $2,714 $2,212 2008 $0.814 $0,646 $0.880 $0.618 $0.621 $0.624 $0.40 $0.41 $0.42 $132,456 $143,465 $155,233 $100,589 $105,265 $110,047 $749,680 $854,045 1,261 1,334 1,388 2,069 2,781 2,805 9,262 9,666 10,055 16,537 19,314 20,103 $16,761 «$16,761 $16,761 $8,381 $8,381 $8,381 $25,142 $25,142 $25,142 $1,615 $1,615 $1,615 $1,207 $1,207 $1,297 $2,012 $2,912 $2,012 $1,132 $1,108 $1,201 $943 $972 $1,001 $2,747 $2,781 $2,816 $2,240 $2,268 $2,297 2009 2010 2011 $0.914 $0.626 $0.44 $167,803 $114,936 1,442 3,010 10,450 20,904 $16,761 $8,381 $25,142 $1,615 $1,297 $2,912 $1,237 $1,031 $2,652 $2,327 2012 $0.950 $0629 $0.45 $181,223 $119,830 1,497 3,127 10,850 24,717 $28,460 $14,230 $42,690 $2,742 $2,202 $4,944 $1,706 $1,423 $4,450 2013 $0.987 $0.631 $0.47 $105,543 $125,031 1,553 3,248 11,256 22,541 $28,460 $14,230 $42,690 $2,742 $2,202 $4,044 $1,759 $1,466 $4,501 $3,067 2014 $1,026 0.634 $0.49 $210,815 $130,238 1,610 3,306 11,666 23,376 $1,066 $0.637 $0.50 $227,004 $135,550 1,667 3,488 12,081 24,222 $28,460 $14,230 $42,690 $2,742 $2,202 $4,044 $1,066 $1,555 $4,608 $3,757 2016 $1,108 $0.639 $0.52 $244,438 $140,969 $964,993 $1,079,928 $1,199,659 $1,324,889 $1,455,127 $1,590,677 $1,731,646 41,725 3,612 12,502 25,079 $28,460 $14,230 $42,690 $2,742 $2,202 $4,944 $1,922 ‘$1,602 $4,664 $3,803 2017 Waste Heat - Investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2018 2019 2020 751,251 780,128 809,549 816,359 845,139 874,313 188 193 200 13.0 130 130 62,899 65,063 67,255 $2.47 $2.87 $2.68 $155,601 $167,304 $179,954 $0.191 $0.198 —$0.208 $0.38 $0.39 $0.41 $283,802 $306,597 $330,886 $0.57 $0.59 $0.61 $425,838 $459,895 $496,320 $709,731 $766,492 $827,215 $885,332 $933,886 $1,007,169 0.557 0.538 0.520 $482,166 $502,768 $523,884 $6,000,042 $6,502,810 $7,026,604 $1152 $1.97 $1.244 $0642 $0644 $0.647 $0.54 $0.56 $0.58 $262,908 $282,570 $303,490 $140,404 $152,125 $157,862 $1,878,140 $2,030,285 $2,188,127 1,784 1,843 1,903 3,737 3,863 3,991 12,027 13,358 13,780 25,947 28.824 = 27,712 $14,230 $14,230 $14,230 $2,742 $2,742, ‘$2,742 $2,202 $2,202 $2,202 $4,044 $4,044 $4,044 $1,980 $2,039 $2,100 $1,650 $1,699 «$1,750 $4,722 $4,781 $4,842 $3,651 $3,901 $3,952 2018 2019 2020 District Heating System Capital Investment so $0 Dett Service @ 5%, 15 Years so $0 O&M at 10% of investment + inflation so $0 Total Expenses District Heating $0 $0 tal Expenses Waste Heat+ District Heating Jacket Water so $o Jacket Water +E S. so $0 Waste Heat Sales Jacket Water so $0 Jacket Water +E S. so $0 Net Income Jacket Water $0 $0 Jacket Water +E S. $0 $0 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $205,609 $225,890 Jacket Water +E.S, $205,609 $225,890 PW Total Expenses Jacket Water $205,609 $218,251 Jacket Water +E S. $205,609 $218,251 Accumutated PW Total Expenses: Jacket Water $205,609 $423,860 Jacket Water +E S. $205,609 $423,860 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 $0 Jacket Water +E.S. $0 $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs Avg. Costikwh Jacket Water $0598 $0622 Jacket Water +E S. $0598 $0622 PW Avg Costikwh Jacket Water $0598 $0601 Jacket Water +E.S. $0.598 $0,601 8b. PCE Payments PCE Payment $/cwh Jacket Water $0300 $0311 Jacket Water +E.S. $0300 $0311 PCE Payments Jacket Water $66,997 $73,304 Jacket Water +E.S. $66,997 $73,304 PW PCE Payments Jacket Water $06,997 $70,625 Jacket Water +E.S. $06,997 $70,625 Accumulated PW PCE Payments Jacket Water $66,997 $137,822 Jacket Water +E.S. $66,997 $137,822 Accumutated P.W of PCE Savings Jacket Water $0 so Jacket Water +E S. $0 so 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water $0 so Jacket Water +ES. $0 $0 esses ss ss ss $247,798 $247,798 $231,322 $231,322 $655,183 $655,183 ss $0646 $0646 $0603 $0603 $0321 90.321 $80,083 $80,083 $74,759 $74,759 $212,580 $212,580 so so ss sess ss ss $0 $0 $271,445 $271,445 $244,828 $244,828 $30,000 $2,890 ‘$3,000 $5,890 $8,511 $10,646 $11,598 $23,108 $8,977 $20,974 $267,968 $275,972 $250,948 $240,494 $30,000 $2,890 $3,090 ‘$5,980 $8,631 $10,791 $12,618 $25,155 $9,967 $22,995 $314,459 $301,430 $264,768 ‘$253,706 ‘$30,000 $2,890 $3,183 $6,073 $8,755 $10,941 $13,711 $27,350 $11,029 $25,164 $342,987 $328,852 $279,020 $267,522 $30,000 $2,890 $3,278 $6,168 $8,882 $11,005 $14,881 $29,701 $12,168 $27,489 $373,690 $358,360 $203,717 $281,675 $900,010 $1,150,958 $1,415,724 $1,694,744 $1,068,461 $900,010 $1,140,504 $1,394,300 $1,661,822 $1,043,496 $0672 $0872 $0608 $0,606 $0.333 $0333 $87,365 $87,365 $78,798 $78,798 $291,378 $291,379 $0 $0 $0 $0 $7,823 $18,277 $0677 $0649 '$0.590 $0.565 $0.375 $0348 $103,580 $96,173 $90,264 $83,809 $381,643 $375,188 -$7,320 -$865, $0.021 $0049 $16,215 $37,630 $0.703 $0.674 $0.502 90.568 $0.388 $0.360 $112,696 $104,651 $94,887 $88,114 $476,530 $463,301 $15,011 $1,782 $0.022 $0.051 $25,188 $58,110 $0.731 '$0.700 $0,594 $0.570 $0.401 $0.373 $122,477 $113,749 $99,635 $92,534 $576,165 $555,836 -$23,092 $2,762 $0.023 $0.054 $34,751 $78,716 $0.759 $0.728 $0596 $0572 80.415 $0.386 $132,064 $123,503 $104,508 $97,072 $880,674 $652,008 +$31,582 $3,816 $0.025 $0.056 $30,000 $2,890 $3,377 $6,267 $9,014 $11,253 $16,134 $32,219 $13,387 $29,979 $408,710 $390,118 $308,860 $296,260 ‘$30,000 $2,890 $3,478 $6,368 $9,149 $11,417 $17,473 $34,912 $14,692 $32,644 $442,198 $424,246 $324,455 $311,283 $30,000 $2,890 $3,582 $6,472 $9,288 $11,585 $18,903 $37,792 $16,088 $35,495 $480,317 $460,910 $340,506 $326,748 $30,000 $2,890 $3,690 $6,580 $9,432 $11,759 $20,431 $40,870 $17,579 $38,543 $521,236 $500,273 $357,019 $342,660 $2,890 $2890 $2890 $2,890 ‘$3,800 $3,014 $4,032 $4,153 $6,691 $6,805 $6,922 $7,043 $11,140 $11,305 $11,476 = $11,651 $14,765 $14,973 $15,187 $15,408 $22,062 $23,801 $25,656 $27,632 $44,157 $47,686 $51,410 $55,401 $17,612 $19,301 $21,103 $23,024 $40,532 $43,909 «$47,698 «9 $51,645 $506,697 $613,782 $664,242 $718,290 $543,777 $589,084 $637,647 $689,670 $375,031 $302,455 $410,357 $428,741 $359,863 $376,663 $393,926 $411,658 $30,000 $2,890 $4,277 $7,168 $11,831 $15,635 $29,737 $59,655 $25,073 $55,852 $776,155 $745,376 $447,613 $429,863 $2,297,321 $2,621,776 $2,962,281 $3,319,300 $3,694,331 $4,086,786 $4,497,143 $4,925,883 $5,373,496 $2,239,756 $2,551,039 $2,877,787 $3,220,447 $3,580,309 $3,956,972 $4,350,899 $4,762,556 $5,192,419 $44,917 $102,482 $0,788 90.756 $0.599 90.574 $0.430 $0.400 $144,201 $133,955 $109,508 $101,727 $790,181 $754,635 -$40,501 $4,955 $0.026 $0.058 $55,697 $126,434 $0819 0.786 $0,601 $0.577 90.445 $0.414 $156,234 $145,148 $114,633 ‘$108,500 $87,102 $151,597 $0.851 $0.817 $0.603 $0.579 $0.461 $0.428 $169,111 $157,127 $119,886 $111,390 $79,143 $177,996 $0.884 $0.849 $0.606 $0.581 $0477 $0.444 $162,864 $169,939 $125,266 $116,300 $90,799 $103,140 $116,176 $129,919 $0.921 $0.957 $0,995 $1.033 $0.884 $0.919 90.955 30.992 $0610 $0612 $0614 $0617 $0.585 $0.587 $0.590 $0.592 $0.497 $0.514 $0.532 $0551 $0.461 80.478 $0.495 90.512 $198,571 $214,309 $231,114 $249,049 $184,417 $199,058 $214,691 $231,377 $131,411 $137,030 $142,778 $148,655 $122,044 $127,278 $132,632 $138,106 $144,379 $325,457 $1074 $1.031 $0619 $0.595 90.571 $0.530 $268,183 $249,177 $154,663 $143,702 $904,815 $1,024,700 $1,149,066 $1,281,377 $1,418,407 $1,561,184 $1,709,840 $1,864,503 $861,135 $972,525 $1,088,924 $1,210,968 $1,338,247 $1,470,879 $1,608,985 $1,752,687 -$49,869 $6,189 $0.027 $0.060 -$59,708 -$7,532 $0029 $0.030 $0.029 $0.063 $0.065 $0.066 $70,038 -$8,006 $81,518 -$93,517 -$106,057 -$119,163 -$132,856 $11,110 -$13,357 -$15,752 -$18,308 -$21,041 $0.030 $0.032 $0.033, $0.035 $0.069 $0.071 $0.074 $0.077 $30,000 $2,890 $4,406 $7,296 $12,017 $15,669 $31,978 $64,187 $27,287 $60,336 $838,075 $804,996 $466,979 $448,547 $5,840,475 $5,640,966 $150,567 $359,076 $1.116 $1.072 $0.622 $0597 $0.501 90.549 $288,585 $268,158 $160,801 $149,419 $2,025,303 $1,902,108 $147,163 $23,966 ‘$30,000 $2,890 $4,538 $7,428 $12,209 $16,110 $34,362 $69,013 $29,581 $65,112 $904,305 $868,774 $486,843 $467,714 $6,327,318 $6,108,680 $175,492 $394,130 $1.159 $1,114 90.624 $0.600 $0.612 $0.569 $310,330 $167,069 $155,258 $2,192,373 $2,057,364 -$162,108 -$27,099 $0.038 $0.083 $30,000 $2,890 $4,674 $7,564 $12,408 $16,358 $36,698 $74,149 $32,056 $70,197 $975,112 $936,972 $507,210 $487,371 $6,834,528 $6,596,051 $102,167 $430,643 $1.205 $1,157 $0.627 $0.602 $0.634 $0.589 $333,495 $309,943 $173,469 $161,219 $2,365,842 $2,218,583 $177,715 $30,456 $0.040 $0.087 Nightmute Diesel Generation Year 1, Load Requirements kWh Sales kWh Generated kW Demand 2. Expenses kWh Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$/wh Variable Non-Fuel Costs $/kwh Variable Non-Fuel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FuelCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Accumulated PW Total Expenses: 3. Power Costs & PCE Payments 3.8. Power Costs Avg. Costwh PW Avg Costkwh 3.b. PCE Payments PCE Payment $/wh PCE Payment PW PCE Payments Accumuated PW PCE Payments 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Diesel Fue! Gal Equivalent) Jacket Water Recovery Jacket Water + E.S. Capital Investment Jackat Water Recovery ES. Total Capital invest, Jacket Water + E.¢ Debt Service Jacket Water, 5% @15 yrs ES, 5% @ B yrs Total Debt Service Jacket Water + E.S O&M chet Water @ 6% of Investment + Infle E.S. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E.S, Year Sys. Loss Sys, Losses 2020= Load Factor ‘Avg. Eligible PCE kwh Sold as % of Total = $114,476 $124,540 $175,290 $189,609 $175,290 $183,197 $175,290 $356,487 co co 84s s¢ sss 888 n 15.00% 8.00% os 53% 2002 =. 2003 446,933 508,014 116 106 47,997 $1.45 $69,565 $0.137 $0.12 $54,141 $0.18 $81,212 $195,353 $204,917 0.834 $191,203 $549,779 $0.458 $0.428 $0.22 $53,287 $40,744 $142,849 co Bes se see 888 2004 466 608 528,820 121 10.7 49,301 $1.51 $74,313 $0.141 $0.13 $58,785 $0.19 $88,178 $146,963 $221,276 0.902 $199,578 $749,357 $0.474 $0.428 $0.23 $57,579 $51,933 $194,782 Avg. PCE per kwh sold = kWhgal year 2001 = 103 kWhgal year 2020 = 13 $0.21 2005 2006 2007 2008 486,698 507,208 528,137 549,484 549,969 571,454 693,274 615,422 126 130 135 144 10.9 11.0 N12 11.3 50,602 81,001 53,196 54,488 $1.57 $1.63 $1.70 $1.78 $79,325 $84,615 $90,195 $96,080 0.144 $0.148 $0.152 $0.156 $0.13 $0.14 $0.14 $0.15 $63,769 $69,115 $74,845 $80,985 $0.20 $0.20 $0.21 $0.22 $95,654 $103,672 $112,268 $121,478 $159,423 $172,787 $187,113 $202,463 $238,748 $257,401 $277,308 $298,544 0.871 0.842 0814 0.786 $208,055 $216,725 $225,591 $234,653 $957,412 $1,174,137 $1,399,728 $1,634,381 $0.491 ‘$0,507 $0.525 $0.543 90.427 90.427 $0.427 $0.427 $0.24 $0.25 $0.26 $0.27 $62,161 $67,048 $72,258 $77,810 $54,169 $56,452 $58,782 $61,158 $248,951 $305,404 $364,185 $425,343 1,764 1,786 1,808 1,828 3,335 3,308 3,459 3,520 12,782 12,045 13,089 13,245 23,256 23,688 24,111 24,524 $18,173 $18,173 $18,173 $18,173 $9,087 $9,087 $9,087 $0,067 $27,260 $27,260» $27,260 = $27,260 $1,751 $1,751 $1,751 $1,751 $1,406 $1,408 $1,408 $1,406 $3,157 $3,157 $3,157 $3,157 $1,090 $1,123 $1,157 $1,192 $908 $936 $964 $903 $2,841 $2,874 $2,908 $2,942 $2,315 $2,342 $2,370 $2,390 2005 2006 2007 2008 Est Year 2001 Fuel Cost $/gal Est. 2001 Non-Fuel Cost $/kwh Sales Variable Costs @ 40% NFC Fixed Costs at 60% NFC . 2009 2010 2011 §71,250 §93,435 616,038 637,896 660,691 683,802 146 181 156 14 11.6 W7 55,776 67,060 58,340 $1.83 $1.91 $1.98 $102,286 $108,626 $115,718 $0.160 $0,165 $0,169 $0.15 $0.16 $0.17 $87,561 $94,600 $102,131 $0.23 $0.24 $0.25 $131,342 $141,900 $153,197 $218,903 $236,500 $255,328 $321,188 $345,326 $371,047 0.759 0.734 0.708 $243,914 $253,377 $263,042 $1.34 $0.28 $0.14 $0.17 2012 639,061 707,228 161 119 59,615 $2.06 $122,979 $0.174 $0.17 $110,186 $0.26 $165,279 $275,465 $398,444 0.685 $272,913 2013 662,501 730,950 167 12.0 60,887 $2.15 $130,625 $0.178 $0.18 $118,797 $0.27 $178,195 $296,902 $427,617 0.662 $282,990 Fuel inflaction Factor Discount Rate 2014 686,361 754,997 172 12.4 62,153 $2.23 $138,676 $0,184 $0.19 $127,998 $0.28 $191,997 $319,096 $458,672 $293,277 40% General Inflation Factor 3.0% 3.5% 2015 2016 2017 710,639 735,336 = 760,451 779,334 803,967 828,892 178 184 189 123 124 126 63,415 64,671 65,923 $2.32 $2.41 $2.51 $147,151 $156,069 $165,453 80.180 $0,194 $0.200 $0.19 $0.20 $0.21 $137,827 $148,321 $159,523 $0.29 $0.30 $0.31 $208,740 $222,482 $239,284 $344,567 $370,804 $398,807 $491,718 $526,873 $564,250 0618 0.597 0.577 $303,774 $314,485 $325,412 $1,878,295 $2,131,671 $2,394,713 $2,667,626 $2,950,616 $3,243,892 $3,547,667 $3,862,152 $4,187,564 $0,562 $0.582 ‘$0,602 $0.427 $0.427 $0.427 $0.28 $0.29 $0.30 $83,723 $90,018 += $96,718 $63,580 $66,049 $68,565 $488,923 $554,972 $623,537 1,847 1,864 1,880 3,578 3,636 3,692 13,381 13,508 13,626 24,927 25,320 26,703 $18,173 $18,173 $18,173 $9,087 $9,087 $0,087 $27,260 $27,200 $27,260 $1,751 $1,751 $1,751 $1,408 $1,406 $1,406 $3,157 $3,157 $3,157 $1,227 $1,264 $1,302 $1,023 $1,053 $1,085 $2,978 $3,015 $3,053 $2,420 $2,459 $2,401 2009 2010 2011 $0.623 $0.427 $0.31 $103,844 $71,127 $604,665 1,895 3,747 13,735, 26,076 $18,173 $9,087 $27,260 $1,751 $1,406 $3,157 $1,341 $1,118 $3,092 $2,523 2012 $0.645 90.427 $0.32 $111,421 $73,736 $768,401 1,908 3,800 13,635 26,439 $29,471 $14,736 $44,207 $2,639 $2,280 $5,119 $1,768 $1,474 $4,608 $3,754 2013 $0.668 $0.427 $0.33 $119,474 $76,392 $844,793 1,922 3,852 13,926 26,792 $29,471 $14,736 $44,207 $2,839 $2,280 $5,119 $1,821 $1,518 $4,661 $3,798 2014 $0.692 80.717 $0.742 $0.427 $0.428 $0.426 $0.34 $0.35 $0.36 $128,029 $137,115 $146,761 $79,004 $81,643 $84,638 $923,887 $1,005,730 $1,090,368 1,033 1,043 1,952 3,902 3,051 3,099 14,008 14,080 14,144 27,135 27,467 27,790 $20,471 $20,471 $29,471 $14,736 = $14,736 $14,736 $44,207 $44,207 $44,207 $2,639 = $2,839 $2,839 $2,280 $2,280 $2,280 $5,119 $5,119 $5,119 $1,676 = $1,032 $1,090 $1,563 $1,610 $1,659 $4,715 $4,772 $4,830 $3,843 $3,890 $3,038 2015 = «20182017 Waste Heat - Investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2018 2019 2020 785,085 811,938 838,310 854,104 879,600 905,375 105 201 207 12.7 129 13.0 67,169 68,409 69,644 $2.61 $2.71 $2.82 $175,323 $185,703 $196,618 $0,205 $0.211 90.217 $0.22 $0.23 $0.24 $171,474 $184,222 $197,814 $0.33 $0.34 $0.35 $257,211 $276,333 $296,720 $428,686 © $460,554 $494,534 $604,009 $646,258 = $691,152 0.557 0.538 0.520 $336,556 $347,920 $359,507 $4,524,120 $4,872,040 $5,231,546 $0,768 $0,798 $0.824 $0.428 $0.429 $0.429 $0.38 $0.39 $0.40 $156,998 $167,859 $179,377 $87,480 $90,369 $93,304 $1,177,848 $1,268,217 $1,361,521 1,059 1,966 1,971 4,045 4,090 4,133 14,198 14,244 14,260 28,102 28,404 26,696 $20,471 $29,471 $20,471 $14,736 $14,736 $14,736 $44,207 = $44,207 $44,207 $2,839 $2,839 $2,839 $2,280 $2,280 $2,280 $5,119 $5,119 $5,119 $2,050 $2,111 $2,175 $1,708 $1,760 $1,812 $4,880 $4,951 $5,014 $3,068 $4,039 $4,092 2018 2019 2020 District Heating System Capital investment Debt Service @ 5%, 15 Years O&M at 10% of Investment + Inflation Total Expenses District Heating tal Expenses Waste Heat+District Heating Jacket Water Jacket Water +E.S. Waste Heat Sales Jacket Water Jacket Water +E.S. Net Income Jacket Water Jacket Water +E.S. 5. Total Generation Expenses Minus Net income from Waste Heat Sales: Jacket Water ss 8ses ss $0 so esses es ss so $0 $175,290 $189,609 $175,290 $189,609 $175,290 $183,197 $175,290 $183,197 $175,290 $358,487 $175,290 $358,487 $0 so 90.443 90.443 90.428 $0428 90.217 90.217 $49,267 $49,267 $47,601 $47,601 $93,105 $93,105 $o so Jacket Water +E.S. PW Total Expenses Jacket Water Jacket Water +E.S. Accumulated PW Total Expenses Jacket Water Jacket Water +E.S. Accumulated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +S. so 6. Power Costs & PCE Payments: with Waste Heat Offset 6.a. Power Costs ‘Avg. Cost/kwh Jacket Water $0.429 Jacket Water +E.S. $0.429 PW Avg Costkwh Jacket Water $0.429 Jacket Water +E.S. $0.429 6.b. PCE Payments PCE Payment $/cwh Jacket Water $0.210 Jacket Water +E.S. $0.210 PCE Payments Jacket Water $45,504 Jacket Water +E.S. $45,504 PW PCE Payments Jacket Water $45,504 Jacket Water +E.S. $45,504 Accumulated PW PCE Payments Jacket Water $45,504 Jacket Water +E.S. $45,504 Accumulated P.W of PCE Savings Jacket Water $0 Jacket Water +E.S. $0 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water so Jacket Water +ES. $0 ss sess ss $0 so $204,917 $204,917 $191,293 $191,203 $549,778 $549,779 $0 $0 $0.458 $0.458 $0.428 $0.428 $0.225 $0.225 $53,287 $53,287 $49,744 $49,744 $142,849 $142,849 $0 $0 ss ss 888s ss $0 so $221,276 $221,276 $199,578 $199,578 $749,357 $749,357 $0 $0 $0474 $0474 $0428 $0428 $0233 $0233 $57,579 $57,579 $51,933 $51,933 $194,782 $194,762 $0 so $30,000 $30,000 = $30,000 $2,890 $2,890 $2,890 $3,000 $3,090 $3,183 $5,890 $5,980 $6,073 $8,732 $8,854 $8,961 $11,046 = $11,196 $11,351 $20,036 $21,104 $22,210 $36,457 $38,620 = $40,881 $17,195 $18,230 $19,303 $34,142 $36,278 = $38,511 $221,553 $239,171 $258,006 $204,606 $221,124 $238,798 $193,070 $201,376 $209,888 $178,302 $186,180 $194,262 $942,428 $1,143,803 $1,353,691 $927,659 $1,113,840 $1,308,101 $14,985 $30,334 $46,037 $29,753 $60,298 $91,626 $0.455 $0.472 $0.489 $0.420 $0.436 $0.452 $0.397 $0,397 $0.397 $0.366 $0.367 $0.368 $0.235 $0.244 $0253 $0.202 $0.210 $0219 $60,656 $65,630 $70,952 $52,124 $56,543 $61,281 $52,859 $55,259 $57,720 $45,423 $47,608 + $49,852 $247,640 $302,899 $360,619 $240,205 $287,812 $337,664 $1,311 $2,505 $3,567 $8,747 = $17,591 $26,521 $0.035, $0.036 $0.037 $0.070 $0.072 $0.073 $30,000 $2,890 $3,278 $6,168 $9,111 $11,510 $23,355 $43,244 $20,413 $40,845 $278,131 $257,699 $218,609 $202,549 $1,572,300 $1,510,651 $62,081 $123,730 $0,506 $0.460 80.398 $0369 $0.263 $0.228 $76,644 $86,357 $60,242 $52,156 $420,860 $389,820 $4,482 $35,523 $0.037 $0.074 $2,890 $2,890 $2,890 $3,377 $3,478 $3,582 $6,267 $6,368 $6,472 $9,245 $9,383 $9,525 $11,674 = $11,842, $12,016 $24,539 $25,763 $27,028 $45,712 $48,291 $50,982 $21,561 $22,749 $23,975 $43,284 «= $45,831 $48,491 $290,627 $322,578 $347,071 $277,905 $299,495 $322,556 $227,540 $236,685 $248,045 $211,044 $219,749 $228,666 $1,799,840 $2,036,525 $2,262,571 $1,721,694 $1,941,443 $2,170,109 $78455 «= $95,146 $112,143 $156,600 $190,228 $224,604 $0525 $0544 = $0.563 $0.486 $0.505 $0,524 $0308 §=— $0399) $0,399 90.369 $0.370 $0.371 $0.273 $0.284 $0.295 $0.237 $0.247 $0.257 $82,729 $89,230 © $96,171 $71,782 $77,607 $83,827 $62,825 $65,470 $68,177 $54,519 $56,943 $59,427 $483,686 $549,156 $617,333 $444,339 $501,282 $560,709 $5,237 $5,816 $6,204 $44,584 $53,690 $62,828 $0.038 $0.038 $0.039 $0.076 $0.077 $0.079 $30,000 $2,890 $3,690 $6,580 $9,672 $12,195 $26,334 $53,791 $25,242 $51,267 $373,202 $347,177 $255,623 $237,787 ‘$30,000 $2,890 $3,800 $6,691 $11,298 $15,052 $29,682 $56,721 $25,074 $52,968 $402,543 $374,649 $266,306 $247,937 $30,000 $2,890 $3,914 $6,805 $11,465 $15,263 $31,072 $59,778 $26,411 ‘$55,980 $432,260 $402,682 $276,389 $257,483 $2890 $2,890 $2,890 $4032 $4,153. $4,277 $6,922 $7,043 $7,168 $11,637 $11,815 = $11,997 $15,481 $15,705 $15,936 $32,504 $33,980 $35,498 $62,964 $86,286 = $69,747 $27,789 $29,208 $30,669 $59,121 $62,396 $65,808 $463,929 $497,665 $533,591 $432,506 $464,477 $406,451 $286,607 $297,051 $307,725 $267,250 $277,242 $287,460 $2,538,194 $2,804,590 $3,080,979 $3,367,585 $3,664,637 $3,972,362 $2,407,906 $2,655,843 $2,913,325 $3,180,576 $3,457,818 $3,745,277 $129,432 $259,720 $0.584 $0,543 $0.400 $0.372 $0,306 $0267 $103,580 $90,476 $70,946 $61,971 $688,280 $622,680 $6,385 $71,985 $0.039 $0,080 $146,026 $204,773 $0.608 $0.566 $0.402 $0.374 $0.320 $0280 $112,226 $98,181 $74,269 $64,975 $762,549 $687,655 $5,852 $80,746 $0.038 ‘$0.080 $162,914 $330,567 $0.630 $0.587 $0.403 $0375 $0.332 $0.291 $120,659 $105,771 $77,150 $67,631 $839,699 $755,286 $5,084 $89,508 $0.038 $0082 $180,081 $197,515 $215,202 $367,091 $404,334 $442,286 $0.653 $0677 $0.702 $0.403 $0.404 $0.405 $0.376 $0.377 $0.378 $0.344 $0.357 $0.371 $0,302 0.314 $0.327 $129,647 $130,223 $149,419 $113,871 $122,513 $131,726 $80,094 $83,101 $86,171 $70,348 = $73,127 $75,967 $919,793 $1,002,893 $1,069,064 $825,633 $808,760 $874,727 $4,095 $98,254 $2,837 $1,304 $106,970 $115,641 . ‘$0.040 $0.040 $0.083 $0085 = $0.087 $30,000 $2,890 $4,406 $7,296 $12,185 $16,173 $37,060 $73,352 $32,171 $69,364 $571,836 $534,645 $318,630 $297,908 $4,290,992 $4,043,183 $233,128 $480,936 $0.728 $0.680 $0.405 $0.378 90.385 0.340 $160,274 $141,547 $89,305 $78,870 $1,178,360 $1,053,508 $521 $124,251 $0.041 $0,088 $30,000 $2,890 $4,538 $7,428 $12,379 $16,418 $38,666 $77,107 $33,715 $73,067 $612,543 $573,191 $329,769 $308,584 $4,620,761 $4,351,767 $251,279 $520,273 $0,754 $0.708 $0.408 ‘$0.380 $0,399 $0.353 $171,823 $152,009 $92,503 $81,836 $1,270,872 $1,135,434 $2,655 $132,783 $0.042 $0.090 $30,000 $2,890 $4674 $7,564 $12,578 $16,671 $40,315 $81,015 $35,301 $76,923 $655,851 $614,220 $341,145 $319,495 $4,961,906 $4,671,262 $269,641 $560,285 $0.782 $0.733 $0.407 $0.381 0.414 $0,367 $184,108 $163,152 $95,765 $84,864 $1,366,637 $1,220,208 $5,116 $141,223 $0.042 $0.092 Oscarville Diesel Generation Year 1, Load Requirements kWh Sales kWh Purchaed kW Demand 2. Expenses kWh /Gal Gal Fuel Purchased Power $/kwh Cost Purchased Power Purchased Power$/kwh Variable Non-Fuel Costs $/kwh Variable Non-Fuel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FuelCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.0. Power Costs ‘Avg. Cost/kwh PW Avg. Cost/kwh 3.b. PCE Payments PCE Payment S/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments Sys. Losses 1999 = Sys. Losses 2020 = Load Factor Avg. Eligible PCE kwh Sold as % of Total = kWhigal year 2001 = kWhvgal year 2020 = Avg. PCE per kwh sold = 2004 2005 2006 51,992 52,522 53,053 58,924 59,350 59,773 13 14 14 00 00 oo 0 ° 0 $0.28 $029 $0.30 $16,570 $17,358 = $18,181 $0.281 $0,292 $0.304 $0.09 $009 $0.09 $4,445 $4,670 $4,906 $0.13 $013 $0.14 $6,667 $7,005 $7,358 $11,112 $11,674 = $12,264 $27,682 $29,032 $30,444 0.902 0.871 0.842 $24,968 $25,300 $25,633 $97,896 $123,196 $148,829 $0.532 $0,553 $0.574 $0,480 $0,482 $0.483 $0.29 $0.30 $0.31 $7,585 $7,930 $8,291 $6,841 $6,911 $6,981 $26,945 $33,856 $40,837 53,583 60,192 4 00 o $0.32 $19,040 $0.316 $0.10 $5,153 $0.14 $7,729 $12,882 $31,922 0814 $25,969 $174,798 $0.506 $0.485 $0.32 $8,667 $7,050 $47,887 Est. Year 2001 Fuel Cost $/gal Est. 2001 Non-Fuel Cost $/wh,Salet Variable Costs @ 40% NFC Fixed Costs at 60% NFC Fuel Inflaction Factor General Inflation Factor Discount Rate $201,104 $227,749 $258,590 $285,918 $313,590 $341,608 $398,689 $427,755 $457,174 $486,948 = $517,078 $100,232 $115,520 $123,269 = $131,087 $138,975 ‘Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat $100 $150 2020 84,240 90,978 21 $0.53 $47,920 $0.527 $0.16 $13,489 $0.24 $20,233 $33,721 $81,641 0.520 $42,468 $559,544 $0.969 $0.504 $0.50 $21,310 $11,084 $150,058 Platinum Diesel Generation Year 1, Load Requirements kWh Sales: kWh Generated kW Demand 2. Expenses kWh Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$Awh Variable Non-Fus! Costs S/kwh Variable Non-Fuel Costs: Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FuelCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.8. Power Costs Avg. Costfewh PW Avg Costtewh 3.b. PCE Payments PCE Payment $/cwh PCE Payment PW PCE Payments: Accumulated PW PCE Payments 4, Waste Heat Recovery Available Waste Heat For Sele (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Diesel Fue! Gal Equivalent) Jacket Water Recovery Jacket Water + ES. Capital investment Jacket Water Recovery ES. Total Capital Invest. Jacket Water + E.< Debt Service Jacket Water, 5% @15 yrs ES, 5% @Byrs Total Debt Service Jacket Water + E.S oam cket Water @ 6% of Investment + infle E.S. @ 10% of Investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +ES Sys. Losses 1999 = Sys. Losses 2020 = Load Factor Avg. Eligible PCE kwh Sok as % 2001 117,148 133,939 a” 5.8 22,702 $2.04 $46,311 $0.346 $0.080 $9,372 $0.120 $14,058 $23,430 $69,741 1.000 $69,741 $69,741 $0.595 $0.595 $0.250 $11,128 $11,129 $11,128 eco eco 8s¢ ¢¢ see 888 R of Total = 2002 118,588 135,190 ” 63 21,549 $2.12 $45,718 $0.338 $0.08 $9,867 $0.12 $14,800 $24,666 $70,384 0.966 $68,004 $137,745 $0,594 $0,573 $0.26 $11,660 $11,266 $22,395 8ss se sss $88 oo se x 15.00% 8.00% 0s 38% 2003 120,028 136,432 3 66 20,524 $2.21 $45,286 $0.332 $0.09 $10,386 $0.13 $15,579 $25,964 $71,250 0.934 $66,513 $204,258 $0.504 $0.554 $0.27 $12,215 $11,403 $33,708 co Bee ss ses 888 2004 121,468 137,664 a” 70 19,607 $2.29 $44,993 $0327 $0.09 $10,931 $0.13 $16,396 $27,327 $72,320 0.902 $85,229 $269,487 $0.595 $0.537 $0.28 $12,794 $11,539 $45,337 co 83s ee sss $88 x kWhigal year 2001 = kWhvgal year 2020 = Avg. PCE per kwh sold = 2005 122,908 136,886 32 74 18,782 $2.39 $44,823 $0.323 $0.09 $11,603 $0.14 $17,254 $26,757 $73,580 0.871 $64,121 $333,607 $0.599 $0.522 $0.29 $13,399 $11,676 $57,013 855 1,439 6,199 10,087 $3,782 $1,891 $5,673 $293 $657 $227 $180 $591 $482 2006 124,348 140,099 32 78 18,034 $2.48 $44,761 $0.319 $0.10 $12,103 $0.15 $18,155 $30,258 $75,019 0.842 $63,164 $396,771 $0.603 $0.508 $0.30 $14,030 $11,813 $68,826 801 1,361 5,802 9,535 $3,782 $1,891 $5,673 $657 $234 $195 $598 $487 59 13 $0.25 2007 125,788 141,302 84 17,354 $2.58 $44,798 $0.317 $0.10 $12,733 $0.15 $19,009 $31,832 $76,629 0.814 $62,337 $459,108 $0.608 $0.496 $0.31 $14,689 $11,950 $80,776 751 1,289 5,430 9,031 $3,782 $1,801 $5,673 $364 $283 $657 $241 $201 $493 2007 2008 127,228 142,495 3 85 16,733 $2.68 $44,920 $0.315 $0.11 $13,304 $0.16 $20,091 $33,485 $78,405 0.786 $61,625 $520,733 $0616 $0.484 $0.32 $15,378 $12,087 $92,863 704 1,224 5,105 8,568 $3,782 $1,891 $5,673 $364 $293 $657 $248 $207 $812 $499 2008 Est Year 2001 Fuel Cost $/gal Est 2001 Non-Fuel Cost $/kwh,Sales Variable Costs @ 40% NFC Fixed Costs at 60% NFC . 2009 2010 2011 126,068 = 130,108 131,548 143,679 = 144,854 146,018 33 3 33 89 93 96 16,163 15,638 15,152 $2.79 $2.90 $3.02 $45,125 $45,405 $45,755 $0,314 30.313 $0.313 $0.11 $0.11 $0.12 $14,087 $14,815 $15,578 $0.16 $0.17 $0.18 $21,131 $22,222 $23,367 $35,218 $37,037 $38,945 $80,343 $82,442 $84,699 0.759 0.734 0.709 $61,013 $60,490 $60,045 $581,747 $642,237 $702,282 $0.624 $0.634 0.644 90.474 $0.465 90.456 $0.33 $0.34 $0.35 $16,096 $16,846 $17,628 $12,223 $12,360 $12,497 $105,086 $117,447 $129,944 662 622 586 1,164 1,108 1,056 4,796 4510 4,243 8,142 7747 7,380 $3,782 $3,782 $3,782 $1,801 $1,691 $1,891 $5,673 $5,673 $5,673 $364 $364 $364 $293 $293 $293 $657 $657 $657 $255 $263 $2741 $213 $219 $226 $620 $627 $635 $505 $512 $518 2008 2010 2011 $2.04 ‘$0.20 $0.08 $0.12 2012 132,988 147,173 4 10.0 14,702 $3.14 $46,171 90.314 $0.12 $16,378 $0.18 $24,567 $40,046 $87,117 0.685 $59,670 $761,952 $0.655 $0.449 $0.36 $18,445 $12,634 $142,578 551 1,008 3,995 7,038 $3,782 $1,801 $5,673 $364 $293 $657 $278 $233 $643 $525 2012 2013 134,428 148,319 u« 10.4 14,283 $3.27 $46,650 $0.315 $0.13 $17,218 $0.19 $25,827 $43,045 $89,695 0.662 $59,359 $821,311 $0.667 $0.442 $0.38 $19,297 $12,771 $155,348 519 3,762 6,719 $5,080 $2,540 $7,620 $489 $393 $882 $305 $254 $794 $647 2013 Fuel inflaction Factor General Inflation Factor Discount Rate 2014 135,868 149,455 4 108 13,883 $3.40 $47,190 $0.316 $0.13 $16,098 $0.20 $27,148 $45,246 $92,436 0.639 $59,104 $880,414 $0.680 $0.435 $0.39 $20,167 $12,907 $168,256 3,543 6,419 $5,080 $2,540 $7,620 $489 $393 $882 $314 $262 ‘$803 $655 2014 2015 137,308 150,581 M 44 13,827 $3.53 $47,787 $0317 $0.14 $19,022 $0.21 $28,533 $47,555 $95,342 0.618 $58,900 $939,315 $0.694 $0.429 $0.40 $21,115 $13,044 $181,300 461 881 3,337 6,138 ‘$5,080 $2,540 $7,620 $489 $393 $882 $323 $269 $813 $662 2015 40% 3.0% 35% 2016 138,748 151,698 35 11.5 13,185 $3.67 $48,441 $0.319 $0.14 $19,990 $0.22 $29,985 $49,975 $98,416 0597 $58,744 2017 140,188 152,805 36 1.9 12,864 $3.62 $49,150 $0.322 $0.15 $21,006 $0.22 $31,508 $52,514 $101,664 0.577 $58,630 $998,058 $1,056,680 $0.709 $0.423 $0.42 $22,083 $13,181 $194,481 3,143 5,872 $5,080 $2,540 $7,620 $489 $393 $882 $333 $278 $823 $671 2016 $0.725 $0.418 $0.43 $23,083 $13,318 $207,798 408 808 2,958 5.622 $5,080 $2,540 $7,620 $480 $383 $882 $343 $286 $833 $679 2017 Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 141,628 143,068 153,902 154,990 35 35 123 126 12,561 12,275 $3.97 $4.13 $49,913 $50,729 $0.324 $0.327 $0.16 $0.16 $22,070 $0.23 $33,105 $55,175 $105,088 0.557 $58,556 $1,115,244 $0.742 $0.760 $0.413 $0.409 $0.45 $0.46 $24,147 $25,246 $13,455 $13,501 $221,253 $234,845 384 361 774 743 2,785 2.619 5,385 5,160 $5,080 $5,080 $2,540 $2,540 $7,620 ‘$7,620 $489 $489 $383 $393 $882 $882 $353 $364 $294 $303 $843 $853 $687 se08 2018 2019 $100 $150 2020 144,508 156,069 6 13.0 12,005 $4.30 $51,598 $0.331 $0.17 $24,367 $0.25 $36,535 $60,891 $112,490 0.520 $58,512 $1,232,274 $0.778 $0.405 $0.48 $26,393 $13,728 $248,573 712 2,462 4,947 $5,080 $2,540 $7,620 $393 $375 $312 ‘$705 District Heating System Capital investmentt Debt Service @ 5%, 15 Years 08M at 10% of Investment + Inflation Total Expenses District Heating tal Expenses Waste Heat+ District Heating Jacket Water Jacket Water +E S. Waste Heat Sales Jacket Water Jacket Water +E S. Net Income Jacket Water Jacket Water +E.S. 5. Total Generation Expenses Minus Net income from Waste Heat Sales ss sess es so $0 Jacket Water $69,741 Jacket Water +E.S. $69,741 PW Total Expenses Jacket Water $69,741 Jacket Water +E.S. $69,741 Accumulated PW Total Expenses Jacket Water ss sees ss $0 $0 $70,384 $70,384 $68,004 $68,004 $69,741 $137,745 $69,741 $137,745 $0 $0 $0.594 $0594 $0573 $0.573 $0.259 $0.259 $11,660 $11,660 $11,266 $11,266, $22,395 $22,395 $0 $0 Jacket Water +E.S. Accumulated PW Savings From Waste Heat Sales Jacket Water so Jacket Water +E.S. $o 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs ‘Avg. Costwh Jacket Water $0.505 Jacket Water +E S_ 30.595 PW Avg. Costkwh Jacket Water $0.595 Jacket Water +E.S. $0.595 6.b. PCE Payments PCE Payment $fewh Jacket Water $0.250 Jacket Water +E S. $0.250 PCE Payments Jacket Water $11,129 Jacket Water +E.S. $11,129 PW PCE Payments Jacket Water $11,128 Jacket Water +E.S. $11,129 ‘Accumuated PW PCE Payments Jacket Water $11,128 Jacket Water +£.S. $11,129 Accumuated P.W of PCE Savings Jacket Water $0 Jacket Water +E.S. so 7. Potential Rate Reductionikwh From Sales of Waste Heat Jacket Water $0 Jacket Water +ES. $0 so so $s $88 8888 ss $71,250 $71,250 $66,513 $66,513 $204,258 $204,258 $0504 $0504 $0554 $0554 $0268 $0268 $12,215 $12,215 $11,403 $11,403 $33,798 $33,798 so $o ss Sess ss $72,320 $72,320 $65,229 $65,229 $260,487 $260,487 $0 $o $0595 $0595 $0537 $0.537 $0277 $0277 $12,794 $12,794 $11,539 $11,539 $45,337 $45,337 $0 $0 $0 so $30,000 $2,890 $3,000 $5,890 $6,482 96.963 $14,794 $24,073 $14,203 $23,591 $59,377 $49,989 $51,743 $43,562 $321,230 $313,049 $12,377 $20,558 $0.483 $0.407 $0.421 $0.354 $0143 $0.071 $6,697 $3,308 $5,836 $2,883 $51,173 $48,220 $5,840 $8,794 $0116 $0 192 ‘$30,000 $2,890 $3,090 $5,980 $6578 ‘$7,066 $14.401 $23,666 $13,803 $23,179 $61,216 $51,839 $51,542 $43,647 $372,772 $356,696 $23,999 $40,074 0.492 $0417 $0414 $0.351 $0.163 $0.091 $7,683 $4298 $6,468 $3,619 $57,641 $51,838 $11,185 $16,968 $0111 $0 186 $30,000 $2,890 $3,183 $6,073 $6678 $7,171 $14,039 $23,312 $13,434 $22,819 $63,195 $53,810 $51,400 $43,774 $424,181 $400,471 $34,927 $58,637 $0,502 $0428 $0,409 $0348 $0.181 90.110 $6,659 $5,271 $7,044 $4,288 $64,685 $56,126 $16,001 $24,650 $0107 $0 181 $30,000 $2,890 $3,278 96,168 $6,781 $7,280 $13,703 $23,002 $13,091 $22,503 $65,314 $55,902 $51,336 $43,939 $475,517 $444,409 $45,217 $76,324 $0513 $0.439 $0.403 $0.345 $0.199 $0.129 $9,633 $6,236 $7,572 $4,901 $72,257 $61,027 $20,606 $31,836 $0.103 90.177 ‘$30,000 $2,890 $3,377 $6,267 $6,887 $7,392 $13,390 $22,731 $12,770 $22,225 $67,573 $58,118 $51,316 $44,135 $526,632 $488,545 $54,914 $93,202 $0.525 $0.452 $0399 90.343 $0217 $0.147 $10,613 $7,200 $8,060 $5,468 $80,317 $66,495 $24,769 $38,591 $0.099 $0.173 $30,000 $2,890 $3,478 $6,368 $6,995 $7,507 $13,094 $22,493 $12,467 $21,961 $69,975 $80,460 $51,343 $44,362 $578,175 $532,906 $64,082 $109,331 $0.538 $0.465 90.395 90.341 90.235 90.165 $11,605 $8,170 $8,515 $5,995 $88,832 $72,490 $26,615 $44,957 $0.096 $0.169 $30,000 $2,890 $3,582 $6472 $7,108 $7626 $12,814 $22,285 $12,178 $21,767 $72,521 $62,933 $51,411 $44,614 $629,586 $577,520 $72,695 $124,761 $0.551 $0478 $0391 $0.330 $0252 $0.183 $12,612 $9,151 $8,941 $6,487 $97,773 $78,977 $32,171 $50,967 $0.093 $0.165 $30,000 ‘$2,890 $3,690 ‘$6,580 $7,223 $7,748 $12,546 $22,103 $11,902 $21,578 $75,215 $85,539 $51,518 $44,891 $681,104 $622,411 $20,848 $139,541 $0,566 $0.493 $0.387 $0.338 $0270 $0201 $13,641 $10,148 $0,343 $6,951 $107,116 $85,928 $35,461 $56,650 $0.089 $0.162 $30,000 $2,890 $3,800 $6,691 $7,485 $8,132 $12,287 $21,944 $11,493 $21,207 $76,202 $68,398 $51,753 $45,265 $732,857 $067,676 $86,454 $153,635 $0.582 80.508 $0385 $0337 $0269 $0219 $14,745 $11,206 $9,758 $7,416 $116,874 $93,344 $38,474 $62,004 $0.085 90.158 $30,000 $2,890 $3,914 $6,805 $7,608 $8,263 $12,036 $21,804 $11,232 $21,149 $81,203 $71,286 $51,922 $45,581 $784,779 $713,256 $95,636 $167,158 0.598 $0.525 90.382 $0.335 $0.307 $0.237 $15,827 $12,247 $10,120 $7,831 $126,994 $101,174 $41,262 $67,081 0.083 0.156 $7,735 $8,397 $11,790 $21,682 $10,977 $21,019 $84,365 $74,322 $52,119 $45,915 $836,698 $759,171 $102,417 $180,143 $0614 $0.541 $0,380 $0,334 $0.325 $0255 $16,041 $13,315 $10,466 $8,226 $137,460 $109,400 $43,840 $71,899 $0.080 $0.153 $30,000 $2,890 $4,153 $7,043 $7,865 $8,536 $11,547 $21,575 $10,725 $20,904 $87,691 $77,512 $52,342 $46,266 $889,240 $805,438 $106,819 $192,621 $0632 $0559 90.377 $0.333 $0343 $0273 $18,089 $14,415 $10,797 $8,604 $148,257 $118,004 $40,224 $76,477 $0077 90.151 $30,000 $2,890 $4277 $7,168 $8,000 $8879 $11,307 $21,481 $10,474 $20,802 $91,190 $80,862 $52,590 $46,634 $941,629 $852,071 $114,859 $204,617 $0.650 $0577 $0375 $0.333 $0,362 $0282 $19,276 $15,548 $11,117 $8,967 $159,374 $126,971 $48,425 $80,828 $0.075 $0.148 $30,000 $2,890 $4,408 $7,296 $8,139 $11,066 $21,398 $10,224 $20,711 $94,865 $84,378 $52,859 $47,015 $994,688 $899,087 $120,556 $216,158 $0670 80.598 $0.373 $0.332 $0.381 $0.311 $20,505 $16,719 $11,425 $9,316 $170,799 $136,287 $50,454 $84,967 0.072 90.146 ‘$30,000 $2,890 $4,538 $7,428 $8,281 $8,978 $10,825 $21,325 $9,971 $20,629 $98,724 $88,066 $53,149 47.411 $1,047,838 $946,498 $125,924 $227,264 90.690 $0616 $0.371 $0,331 $0.401 $0,330 $21,778 $17,930 $11,724 $9,653 $182,523 $145,040 $52,322 $88,905 $0.070 $0.144 ‘$30,000 $2,890 $4,674 $7,564 $8,429 $9,134 $10,580 $21,261 $9,716 $20,555 $102,774 $91,934 $53,459 ‘$47,820 $1,101,296 $994,318 $130,978 $237,956 90.711 $0.636 $0.370 $0.331 $0.421 $0.349 $23,098 $19,185 $12,014 $9,979 $194,538 $155,919 $54,035 $92,655 $0.067 90.142 Sheldon Point Sys. Losses 1999 = Diese! Generation Sys. Losses 2020 = Load Factor . Avg. Eligible PCE kwh ‘Sold as % of Total = Year 2001 2002 1. Load Requirements kWh Sales 437,738 454,730 kWh Generated 500,480 518,392 KW Demand 114 118 2. Expenses kWh Gal W4 12 Gal Fuel 45,088 46,285 Fuel Cost $/Gal $1.25 $1.30 Fuel Cost $56,360 $60,171 Fual CostS/éwh $0.113 $0.116 Variable Non-Fuel Costs $/kwh $0.064 $0.07 Variable Non-Fuel Costs $28,015 $30,267 Fixed Non-Fuel Costs $/wh $0.096 $0.10 Fixed Non-Fuel Costs $42,023 $45,400 Total Non-FusiCost $70,038 $75,667 Total Power Generation Expenses $126,306 $135,838 2.8 Present Worth (PW) Expenses PW Factor 1,000 0.966 PW Total Expenses $126,398 $131,244 Accumulated PW Total Expenses $126,398 $257,643 3. Power Costs & PCE Payments 3.8. Power Costs ‘Avg. Costtkwh $0289 $0299 PW Avg Cost/kwh $0.289 © $0.289 3.b. PCE Payments PCE Payment $/kwh $0160 $0.17 PCE Payment $26,614 $26,615 PW PCE Payments $26,614 $27,648 Accumuated PW PCE Payments $26,614 $54,262 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery 0 ° Jacket Water + 0 Exhaust Stack Recovery (E.S) (Diese! Fue! Gal Equivalent) Jacket Water Recovery 0 Jacket Water + ES. ° co Capital investment Jacket Water Recovery ES. Total Capital invest. Jacket Water + E.< Debt Service Jacket Water, 5% @15 yrs ES, 5% @8 yrs Total Debt Service Jacket Water + E.S 08M cket Water @ 6% of Investment + Infie ES. @ 10% of Investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +ES. 8s s¢ sss 88s Eee ss sss $83 Year x 15.00% 8.00% os 38% 2003 472,024 536,534 122 11.3 47,481 $1.35 $64,194 $0.120 $0.07 $32,675 $0.10 $49,012 $81,687 $145,681 0.934 $136,181 $393,824 $0.308 $0,269 $0.17 $30,743 $26,699 $82,961 eo ses ss ses 888 2004 489,618 554,900 127 14 48,675 $1.41 $68,442 $0.123 $0.07 $35,248 $0.11 $52,872 $88,121 $156,562 0.902 $141,210 $535,034 $0.320 $0.288 $0.18 $33,005 $29,769 $112,730 Bee $8 ses S88 kWhigal year 2001 = kWhvgal year 2020 = Avg. PCE per kwh sold = 2005 507,514 573,491 131 11.5 48,869 $1.46 $72,924 $0.127 $0.07 $37,998 $0.11 $56,097 $94,995 $167,919 0.871 $146,332 $681,366 $0.331 $0,288 $0.18 $35,409 $30,857 $143,587 1,641 3,190 11,804 22,217 $18,235 $9,117 $27,352 $1,757 $1,411 $3,167 $1,094 $912 $2,851 $2,322 2005 2006 525,712 592,302 135 116 51,061 $1.52 $77,654 $0.131 $0.08 $40,935 $0.12 $61,402 $102,337 $179,991 0.842 $151,548 $832,914 $0.342 $0.288 $0.19 $37,962 $31,963 $175,550 1,665 3,250 12,064 22,634 $18,235 $9,117 $27,352 $1,757 $1,411 $3,167 $1,127 $939 $2,884 $2,350 2008 W4 13 $0.16 2007 544,210 611,329 140 W7 52,250 $1.58 $82,642 $0.135 $0.08 $44,070 $0.12 $66,106 $110,176 $192,818 0814 $156,857 $089,771 $0.354 $0,268 $0.20 $40,674 $33,068 $208,638 1,688 3,310 12,229 23,044 $18,235 90,117 $27,352 91,757 $1,411 $3,167 $1,161 $2,918 $2,378 2007 2008 563,010 630,571 144 118 53,438 $1.64 $87,901 $0.139 $0.08 $47,416 $0.13 $71,125 $118,541 $206,443 0.786 $162,262 Est Year 2001 Fuel Cost $/gal Est 2001 Non-Fuei Cost $/kwh,Sales Variable Costs @ 40% NFC Fixed Costs at 60% NFC . 2009 2010 2011 $82,112 601,514 621,218 650,025 669,686 689,552 148 153 187 19 12.0 124 54,624 55,807 56,988 $1.71 $1.78 $1.85 $93,446 $99,289 $105,445 $0,144 $0.148 0.153 $0.09 $0.08 $0.09 $50,086 $54,793 $58,851 $0.13 $0.14 $0.14 $76,479 $82,190 $88,277 $127,406 $136,983 $147,129 $220,011 $236,271 $252,573 0.759 0.734 0.709 $167,763 $173,360 $179,054 $1.25 $0.16 $0.06 $0.10 2012 641,224 709,621 162 122 58,166 $1.92 $111,929 $0,158 $0.10 $63,177 $0.15 $04,765 $157,042 $260,871 0.685 $184,847 2013 661,530 729,888 167 123 59,340 $2.00 $118,758 $0.163 $0.10 $67,784 $0.15 $101,677 $169,461 $288,218 0.662 $190,738 Fue! Inflaction Factor General inflation Factor Discount Rate 2014 2015 682,138 703,048 750,352 771,009 171 176 124 125 60,512 61,681 $2.08 $2.16 $125,047 $133,514 $0,168 80.173 $0.11 $0.11 $72,692 $77,917 $0.16 $0.17 $116,875 i $104,702 $307,676 $326,306 0.639 0.618 $196,729 $202,822 40% 3.0% 35% 2016 724.258 791,855 181 128 62,848 $225 $141,477 $0.179 $0.12 $83,478 $0.17 $125,217 $208,696 $350,173 0.597 $209,015 2017 745,770 812,889 166 127 64,007 $2.34 $149,855 $0,184 $0.12 $89,306 $0.18 $134,094 $223,490 $373,345 0.577 $215,310 $1,152,033 $1,319,796 $1,493,155 $1,672,209 $1,857,056 $2,047,794 $2,244,524 $2,447,345 $2,656,360 $2,871,670 $0.367 $0.288 $0.20 ‘$43,551 $34,231 $242,869 1,709 3,369 12,387 23,449 $18,235 $9,117 $27,352 $1,757 $1,411 $3,167 $1,196 $996 $2,952 $2,407 2008 $0.379 $0,268 $0.21 $46,605 $35,392 $278,261 1731 3,427 12,540 23,848 $18,235 $9,117 $27,352 $1,757 $1,411 $3,167 $1,231 $1,026 $2,988 $2,437 2008 $0.303 $0.268 $0.22 $49,844 $36,572 $314,833 1,751 3,484 12,688 24,240 $18,235 $9,117 $27,352 $1,757 $1,411 $3,167 $1,268 $1,057 $3,025 ‘$2,468 2010 $0.407 $0.288 $0.23 $53,278 $37,770 $362,604 1,770 3,540 12,829 24,625 $18,235 $9,117 $27,352 $1,757 $1,414 $3,167 $1,306 $1,069 $3,063 $2,499 2011 $0.421 $0288 $0.23 $56,019 $38,986 $301,500 1,780 3,505 12,964 25,005 $18,235 $0,117 $27,352 $1,757 $1,411 $3,167 91,346 $1,121 $3,102 $2,532 2012 $0.436 $0.288 $0.24 $80,777 $40,221 $431,811 1,807 3,649 13,094 25,377 $28,550 $14.275 $42,826 $2,751 $2,209 $4,959 $1,713 $1,428 $4,464 $3,636 2013 $0.451 $0.288 $0.25 $64,863 $41,474 $473,285 1,824 3,703 13,217 25,743 $28,550 $14,275 $42,826 $2,751 $2,209 $4,950 $1,764 $1,470 $4,515 $3,670 2014 $0.467 90.288 $0.26 $69,192 $42,745 $516,030 1,840 3,755 13,335, 26,103 $26,550 $14,275 $42,828 $2,751 $2,208 $4,959 $1,817 $1,814 $4,568 $3,723 2015 $0.483 $0.289 $0.27 $73,774 $44,035 $560,065 1,856 3,807 13,447 26,456 $28,550 $14,275 $42,826 $2,751 $2,209 $4,959 $1,872 $1,560 $4,622 $3,769 2016 $0.501 $0.289 $0.26 $78,624 $45,343 $605,408 1,870 3,858 13,553 26,802 $28,550 $14,275 $42,826 $2,751 $2,208 $4,059 $1,928 $1,607 $4,670 $3,815 2017 Waste Heat - Investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 767,584 769,698 834,108 855,506 190 195 128 129 65,165 66,318 $2.43 $2.53 $158,668 $167,936 $0.190 $0.196 $0.12 $0.13 $95,691 $102,386 $0.19 $0.19 $143,537 $153,579 $239,228 $255,965 $397,696 $423,901 0.557 0.538 $221,709 $228,212 $3,093,380 $3,321,592 $0.518 $0.537 $0.289 $0.289 $0.29 $0.30 $83,756 $89,185 $46,669 $48,014 $652,077 $700,091 1,884 1,897 3,907 3,066 13,652 13,746 27,141 27,474 $28,550 $28,550 $14,275 $14,275 $42,826 © $42,826 $2,751 $2,751 $2,209 $2,208 $4,959 $4,959 $1,986 $2,045 $1,655 $1,705 $4,736 $4,796 $3,864 $3,013 2018 2019 $100 $150 2020 812,114 877,083 200 13.0 67,468 $2.63 $177,681 $0.203 $0.13 $109,504 $0.20 $164,256 $273,760 $451,444 0.520 $234,820 $3,556,411 $0.556 $0.289 $0.31 $94,926 $49,377 $749,467 1,909 4,004 13,834 27,800 $28,550 $14,275 $42,826 $2,751 $2,209 $4,959 $2,107 $1,756 $4,857 $3,964 2020 District Heating System Capital Investmentt Debt Service @ 5%, 15 Years O&M at 10% of Investment + Inflation Total Expenses District Heating tal Expenses Waste Heat+District Heating Jacket Water Jacket Water +E.S. Waste Heat Sales Jacket Water Jacket Water +E.S. Net Income Jacket Water Jacket Water +E.S. 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water Jacket Water +E.S. PW Total Expenses $s 8888 8s so so $ses ss $o $o $0 $0 $126,398 $135,838 $126,398 $135,838 $126,398 $131,244 $126,398 $131,244 $126,398 $257,643 $126,398 $257,643 $0 $0 $0.299 $0.299 $0.289 $0.289 90.166 $0.166 $28,615 $28,615 $27,648 $27,648 $54,262 $54,262 $0 $0 Jacket Water Jacket Water +E.S. Accumuated PW Total Expenses Jacket Water Jacket Water +£.S. Accumulated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +E.S. $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs Avg. Costkwh Jacket Water $0.289 Jacket Water +E.S. $0.289 PW Avg. Costkwh Jacket Water $0,289 Jacket Water +E.S. $0,289 6.b. PCE Payments PCE Payment $/kwh Jacket Water $0,160 Jacket Water +E.S. $0.160 PCE Payments Jacket Water $26,614 Jacket Water +E.S. $26,614 PW PCE Payments: Jacket Water $26,614 Jacket Water +E.S. $26,614 Accumulated PW PCE Payments Jacket Water $26,614 Jacket Water +E.S. $26,614 Accumulated P.W of PCE Savings Jacket Water $0 Jacket Water +E.S. so 7. Potential Rate Reductionikwh From Sales of Waste Heat Jacket Water $0 Jacket Water +ES. $0 ss ss s8ss ss $0 so $145,881 $145,881 $136,181 $136,181 $303,824 $393,824 $0 $0 $0.308 $0.308 $0289 $0.289 $0.171 $0.174 $30,743 $30,743 $28,699 $28,699 $82,961 $82,061 $o $o $8 8888 ss $0 $0 $156,562 $156,562 $141,210 $141,210 $535,034 $535,034 $0 $0 $0.320 $0.320 $0.268 $0.268 $0.177 $0.177 $33,005 $33,005 $29,769 $29,769 $112,730 $112,730 $0 $0 $0 $0 ‘$30,000 $2,890 $3,000 $5,890 $8,741 $11,064 $17,392 $32,488 $14,542 $30,165 $153,378 $137,754 $133,660 $120,045 $668,694 $655,079 $12,672 $26,287 $0.302 $0.271 $0.263 $0.237 $0.173 $0.144 $33,323 $27,683 $29,039 $24,124 $141,769 $136,854 $1,818 $6,733 $0.029 $0.059 $30,000 ‘$2,890 $3,090 $5,980 $8,864 $11,214 $18,347 $34,422 $15,464 $32,072 $164,528 $147,919 $138,528 $124,544 $807,222 $779,623 $25,692 $53,291 $0.313 $0.281 $0.264 90.237 $0.179 $0.149 $35,785 $29,789 $30,130 $25,081 $171,899 $161,935 $3,652 $13,615 $0.029 $0.061 $30,000 $2,890 $3,183 $6,073 $8,990 $11,368 $19,341 $36,448 $16,424 $34,070 $176,394 $158,747 $143,496 $129,141 $30,000 $2,890 $3,278 $6,168 $9,121 $11,528 $20,376 $38,572 $17,424 $36,165 $189,019 $170,278 $146,567 $133,837 $30,000 $2,890 $3,377 $6,267 $9,255 $11,692 $21,453 $40,796 $18,465 $38,360 $202,447 $182,552 $153,740 $138,632 $30,000 $2,890 $3,478 $6,368 $9,393 $11,861 $22,573 $43,126 $19,548 $40,658 $216,723 $195,613 $150,017 $143,527 $30,000 $2,890 $3,582 $6,472 $9,536 $12,035 $23,737 $45,565 $20,674 $43,065 $231,899 $209,508 $164,398 $148,524 $30,000 ‘$2,890 $3,690 $6,580 $9,682 $12,214 $24,948 $48,117 $21,845 $45,585 $248,026 $224,286 $169,884 $153,624 $30,000 $2,890 $3,800 $6691 $11,154 $14,790 $26,205 $50,787 $21,741 $47,151 $266,478 $241,067 $176,350 $159,534 $30,000 $2,890 $3,914 ‘$6,805 $11,320 $14,999 $27,510 $53,581 $22,995 $49,902 $264,681 $257,774 $182,026 $164,822 $30,000 $2,890 $4,032 $6,922 $11,490 $15,213, $26,865 $56,502 $24,297 $52,778 $304,000 $275,527 $187,811 $170,215 $30,000 $2,890 $4,153 $7,043 $11,665 $15,434 $30,271 $59,557 $25,649 $55,788 $324,524 $294,384 $193,705 $175,715 $30,000 $2,890 $4,277 $7,168 $11,846 $15,662 $31,730 $62,749 $27,051 $56,934 $346,204 $314,411 $199,710 $181,323 $950,718 $1,099,285 $1,253,025 $1,412,042 $1,576,440 $1,746,324 $1,922,674 $2,104,700 $2,292,512 $2,486,217 $2,685,927 $908,764 $1,042,600 $1,181,232 $1,324,760 $1,473,284 $1,626,908 $1,786,442 $1,951,264 $2,121,480 $2,207,195 $2,478,518 $39,053 $81,007 $0.324 $0.292 $0.264 90.237 $0.186 $0,155 $38,406 $32,036 $31,243 $26,061 $203,142 $187,996 $5,496 $20,642 $0.030 $0,063 $52,748 $109,432 30.336 $0.302 $0.264 $0.238 $0.193 $0.161 $41,197 $34,432 $32,381 $27,063 $235,523 $215,060 $7,348 $27,809 $0.031 $0.064 $86,770 $138,563 $0.48 $0.314 $0.264 $0.238 $0.200 $0,167 $44,168 $36,986 $33,541 $28,087 $269,064 $243,147 $9,107 $35,114 $0.032 $0,066 $81,113 $168,305 $0.360 $0325 $0.264 $0239 $0.207 90.174 $47,328 $39,707 $34,726 $29,134 $303,790 $272,281 $11,044 $42,552 $0.032 80.068 $95,770 $198,925 $0.373 $0.337 $0.265 $0239 $0215 $0.180 $50,688 $42,605 $35,934 $30,203 $339,723 $302,484 $12,880 $50,119 $0.033 $0.089 $110,732 $230,148 $0.387 $0.350 $0265 $0240 $0.223 90.188 $54,260 $45,690 $37,165 $31,295 $376,888 $333,779 $14,702 $57,811 $0.034 $0.071 $125,120 $261,352 $0.403 $0.364 $0267 $0.241 $0233 $0,198 $58,533 $49,359 $38,736 $32,665 $415,624 $366,445 $16,187 $65,366 $0.033 $0.071 $139,823 $293,260 $0.417 0.378 $0.267 $0.242 $0.241 $0.204 $62,568 $52,855 $40,006 $33,796 $455,631 $400,240 $17,654 $73,045 $0.034 $0.073 $154,834 $325,866 $0.432 $0.392 $0.267 $0.242 $0.250 90.212 $66,854 $56,572 $41,301 $34,049 $496,932 $435,189 $19,008 $80,841 $0035 $0.075 $170,143 $350,165 0.448 $0.406 $0.267 $0.243 $0.259 $0.220 $71,404 $60,523 $42,620 $36,126 $530,552 $471,315 $20,513 $88,750 $0.035 $0.077 $185,744 $393,153 $0.464 $0.422 $0268 $0.243 $0,269 $0.228 $76,232 $64,722 $43,963 $37,326 $563,516 $508,641 $21,892 $96,767 $0,036 $0.078 $30,000 $2,890 $4,408 $7,296 $12,032 $15,896 $33,242 $66,086 $28,505 $62,222 $369,391 $335,674 $205,626 $187,039 $2,891,753 $2,665,556 $201,627 $427,823 $0.481 90.437 $0.268 $0244 $0.279 $0.237 $81,355 $69,183 $45,331 $38,549 $628,847 $547,190 $23,230 $104,887 90.037 $0.0861 $30,000 $2,890 $4538 $7,428 $12,224 $16,137 $34,809 $69,571 $30,013 $65,658 $393,889 $358,243 $212,054 $192,864 $3,103,807 $2,858,420 $217,784 $463,171 $0.499 $0454 $0269 $0244 $0289 $0246 $86,787 $73,919 $46,723 $39,795 $675,570 $596,985 $24,521 $113,106 $0.038 $0.083 $30,000 $2,890 $4,874 $7,564 $12,422 $16,386 $36,432 $73,212 $31,575 $69,248 $419,866 $382,193 $218,396 ‘$198,800 $3,322,203 $3,057,220 $234,208 $499,191 $0.517 90.471 $0.269 $0.245 $0.300 $0.256 $92,548 $78,948 $48,130 $41,065 $723,709 $628,050 $25,758 $121,417 0.039 $0.085 Tuluksak Diesel Generation Year 1. Load Requirements kWh Sales kWh Generated kW Demand 2. Expenses kWh Gal Gal Fue! Fuel Cost $/Gal Fuel Cost Fuel Cost$/wh Variable Non-Fuel Costs S/kwh Variable Non Fuel Costs Fixed Non- Fuel Costs S/kwh Fixed Non-Fuel Costs Total Non-FueiCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses: PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.0. Power Costs Avg Costiwh PW Avg Cost/kwh 3b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Diesel Fuel Gal Equivalent) Jacket Water Recovery Jacket Water + E.S. Capital Investment Jacket Water Recovery ES. Total Capital invest. Jacket Water + E.£ Debt Service Jacket Water, 5% @15 yrs ES, 5% @8 yrs Total Dett Service Jacket Water + ES 08M chet Water @ 8% of Investment + infle ES. @ 10% of Investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E.S. Year Sys. Losses 2020 = Load Factor Avg. Eligible PCE kwh Sold a8 % of Total = $109,488 $117,165 $125,239 $133,730 $57,438 $63,537 $174,602 $188,776 $203,874 $168,698 $176,224 $329,999 $506,223 $183,883 $690,106 $44,025 $46,827 $85,328 $132,154 $181,863 co co eo Ess ses ess 88s Eee se seg 888 Bes se sss 888 kWivgal year 2001 = 8 kWhvgal year 2020 = 13 Avg PCE per kwh sold = $0.18 2005 2006 2007 2008 471,944 499,187 527,141 555,808 533,207 562.417 592,155 622,505 122 128 135 142 91 93 96 98 58.911 60,372 61,818 63,249 $242 $252 $262 $2.72 $142659 $152,046 $161,915 $172,269 $0 268 $0270 $0273 $0277 $007 $0.07 $0.07 $0.07 $30,918 $34.011 $37,352 $40,059 $0.10 $0.10 $0.11 $0.11 $46,377 $51,016 $56,028 $61,438 $77,295 $85,027 $93,380 $102,397 $219,954 $237,074 $255,296 $274,686 0.671 0.842 0.814 0.786 $191,677 $199,610 $207,683 $215,901 $881,783 $1,081,393 $1,289,076 $1,504,977 $0.466 $0475 $0484 $0.494 $0.406 $0.400 $0.394 $0.388 $0.21 $0.21 $0.22 $0.23 $60,439 © $66,165 $72,316 = $78,817 $234,532 $290,241 $349,070 $411,098 2,383 2,393 2,400 2,404 4212 4,267 4,320 4,368 17,206 17,340 17,392 17,424 29,460 20,837 30,189 30,516 $19,269 © $19,269» $19,269 §=— $19,269 $9,635 $9,635 $9,635 $0,635 $28,004 $28,904 $28,904 $28,904 $1,856 $1,856 $1,856 $1,856 $1,491 $1,491 $1,491 $1,491 $3,347 $3,447 $3,347 $3,347 $1,156 $1,191 $1,227 $1,263 $963 $992 $1,022 $1,053 $3,013 $3,047 $3,083 $3,120 $2,454 $2,483 $2,513 $2,543 2005 2006 2007 2008 Est. Year 2001 Fuel Cost S/gal Est. 2001 Non-Fuel Cost $/kwh,Sales Variable Costs @ 40% NFC Fixed Costs at 60% NFC . 2009 2010 2011 585,186 615,278 646,078 653,458 685,007. 717,148 149 156 164 10.1 10.4 106 64,665 66,067 67,454 $2.63 $2.95 $3.06 $183,192 $194,649 $206,688 $0.280 $0284 $0.288 $0.08 $0.08 $0.08 $44,849 = $49,041 $53,556 $0.11 $0.12 $0.12 $67,273 $73,561 $80,334 $112,121 $122,602 $133,890 $295,314 $317,251 $340,577 0.759 0.734 0.708 $224,265 $232,777 $241,442 $1,720,241 30.505 $0.516 $0.527 0.383 30.378 $0.374 $0.24 $0.25 $0.25 $85,007 $93,583 $101,708 $65,307 $68,665 = $72,102 $476,405 $545,069 $617,172 2,406 2,405 2,400 4414 4456 4495 17,434 17,424 17,304 30,820 31,100 31,358 $19,269 © $10,269 $19,269 $9,635 $9,635 $9,635 $26,004 = $28,904 $28,904 $1,856 $1,856 $1,858 $1,491 $1,491 $1,491 $3,347 $3,347 $3,347 $1,301 $1,340 $1,380 $1,064 $1,117 $1,150 $3,158 $3,197 $3,237 $2,575 $2,608 $2,641 2009 2010 2011 $2.07 $0.14 $0.08 $0.08 2012 677,593 749,870 171 10.9 68,829 $3.19 $219,334 $0.292 $0.09 $58,415 $0.13 $87,622 $146,037 $365,371 0.685 $250,260 $1,062,019 $2,203,460 $2,453,720 $2,712,054 $2,981,320 $3,258,979 $3,546,005 $3,642,633 $0.539 $0.369 $0.26 $110,402 $75,619 $692,791 2,394 4531 17,345 31,592 $19,269 $9,635 $28,904 $1,856 $1,491 $3,347 $1,422 $1,185 $3,278 $2,676 2012 2013 709,820 783,168 179 12 70,190 $3.31 $232,618 $0.297 $0.09 $63,641 $0.13 $95,461 $159,102 $301,720 $259,234 $0.552 0.365 $0.27 $119,701 $79,216 ‘$772,007 2,384 4563 17,276 31,805 $33,586 $16,793 $50,379 $3,236 $2,598 $5,834 $2,015 $1,679 $5,251 $4,278 2013 $0.565 90.361 $129,639 $82,892 $854,809 2,372 4,503 17,188 31,996 $33,586 $16,793 $50,379 $3,236 $2,598 $5,834 $2,076 $1,730 $5,311 $4,328 2014 Fuel Inflaction Factor 4.0% General inflation Factor 30% Discount Rate 35% 2014 2015 2016 2017 742,758 776,408 810,771 645,845 817,034 851,461 886,443 921,971 187 194 202 210 114 W7 11.9 122 71,538 72,873 74,198 75,506 $3.45 $3.58 $3.73 $3.88 $246,569 $261,218 $276,598 $292,743 $0.302 $0.307 $0.312 $0.318 $0.09 $0.10 $0.10 $0.10 $69,258 $75,291 $81,760 $88,718 $0.14 $0.15 $0.15 $0.16 $103,687 $112,037 $122,653 $133,077 $173,145 $188,228 $204,421 $221,795 $419,713 $449,446 $481,019 $514,538 0.630 0.618 0.597 0.577 $268,306 $277,659 $287,116 $296,737 90.579 $0.583 $0.608 90.358 $0.354 $0.351 $0.29 $0.30 $0.31 $140,255 $151,589 $163,682 $86,647 $90,482 $94,396 $941,546 $1,032,028 $1,126,424 2,357 2,340 2,320 4620 4044 4,064 17,081 16,955 16,812 32,165 32,314 32,441 $16,793 $16,793 $16,793 $50,379 $50,379 $50,379 $3,236 «© $3,236 $3,236 $2,598 $2,598 = $2,598 $5,634 «$5,834 $5,834 $2,138 = $2,202, $2,268 $1,782 $1,835 $1,890 $5,374 $5,438 $5,504 $4,380 $4,433 $4,488 2015 2016 2017 Waste Heat - Investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 881,632 918,130 958,040 994,641 219 227 125 12.7 76,805 78,082 $4.03 $4.19 $300,689 $327,473 $0.323 $0.329 $0.11 $0.11 $96,171 $104,158 $0.16 $0.17 $144,256 $156,237 $240,428 $260,395 $550,116 $587,867 0.557 0.538 $308,526 $316,485 $4,140,359 $4,465,844 $0.624 $0640 90.348 $0.45 $0.32 $0.33 $176,578 $190,324 $98,390 $102,463 $1,224,815 $1,327,278 2.298 2,273 4,082 4,698 16,650 16,471 32,549 32,636 $33,586 © $33,586 $16,793 $16,793 $50,379 $50,379 $3,236 $3,236 $2,598 $2,598 $5,834 $5,834 $2,336 $2,408 $1,947 $2,005 $5,572 $5,642 $4,545 $4,603 2018 2019 $100 $150 2020 955,341 1,031,768 236 13.0 79,367 $4.36 $346,133 $0.335 $0.12 $112,715 $0.18 $169,072 $261,786 $627,919 0.520 $326,616 $4,782,460 $0.657 90.342 $0.35 $204,970 $106,616 $1,433,894 2,246 4.710 16,274 32,703 $33,586 $16,793 $50,379 $3,236 $2,598 $5,834 $2,478 $2,085 $5,714 $4,664 District Heating System Capital investmentt Debt Service @ 5%, 15 Years O&M at 10% of Investment + Inflation Total Expenses District Heating tal Expenses Waste Heat+District Heating Jacket Water Jacket Water +E S. Waste Heat Sales Jacket Water Jacket Water +E S. Net Income Jacket Water Jacket Water +E S. 5. Total Generation Expenses Minus Net income from Waste Heat Sales. Jacket Water sess ss ss $0 $0 ss sess ss $0 so $161,301 $174,602 Jacket Water +E.S. $161,301 $174,602 PW Total Expenses Jacket Water $161,301 $168,698 Jacket Water +E S. $161,301 $168,698 Accumuiated PW Total Expenses Jacket Water $161,301 $329,999 Jacket Water +E.S. $161,301 $329,999 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 $0 Jacket Water +E S. so $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.2. Power Costs Avg. Costkwh Jacket Water $0.436 © $0.443 Jacket Water +E.S. $0436 $0443 PW Avg Costikwh Jacket Water $0436 $0428 Jacket Water +E S. $0436 © $0.428 6b. PCE Payments: PCE Payment S/cwh Jacket Water $0.180 $0186 Jacket Water +E.S. $0.180 $0186 PCE Payments Jacket Water $41,303 $45,566 Jacket Water +E.S. $41,303 $45,566 PW PCE Payments Jacket Water $41,303 $44,025 Jacket Water +€.S. $41,303 $44,025 Accumulated PW PCE Payments Jacket Water $41,303 $85,326 Jacket Water +E S. $41,303 $85,328 Accumuated P.W of PCE Savings Jacket Water $0 so Jacket Water +E.S. $0 $0 7. Potential Rate Reductionikwh From Sales of Waste Heat Jacket Water $0 $0 Jacket Water +ES. so so ss 888s ss $0 $0 $188,776 $188,776 $176,224 $176,224 $508 223 $508,223 $0 $0 $0.450 $0.450 $0420 $0420 $0.193 $0.193 $50,162 $50,162 $46,827 $46,827 $132,154 $132,154 $0 $0 ss ss esses ss $203,874 $203,874 $183,883 $183,883 $690,106 $690,106 ss $0.458 $0458 $0.413 $0.413 $0.200 $0.200 $55,112 $55,112 $49,708 $49,708 $181,663 $181,863 $0 so $30,000 $2,890 $3,000 ‘$5,890 $8,903 $11,357 $41611 $71,342 $38,799 $68 888 $181,155 $151,066 $157,866 $131,845 $847,972 $821,752 $33,811 $60,032 $0384 $0.320 $0.335 $0278 $0.131 $0.070 $38,217 $20,495 $33,304 $17,860 $215,167 $199,723 $19,365 $34,809 $0.082 $0.146 $30,000 $2,890 $3,090 $5,980 $9,028 $11,511 $43,670 $75,144 $40623 $72,661 $196,450 $164,413 $165,406 $138,431 $30,000 $2,890 $3,183 $6,073 $9,156 $11,669 $45,555 $79,071 $42,472 $76,558 $212,824 $178,737 $173,132 $145,403 $30,000 $2,890 $3278 $6,168 $9,288 $11,832 $47,462 $83,126 $44,342 $80,582 $230,344 $194,104 $161,048 $152,564 $30,000 $2,890 $3,377 $6,267 $9,424 $12,000 $49,390 $67,311 $46,233 $84,736 $249,081 $210,578 $189,155 $159,915 ‘$30,000 $2,890 $3,478 $6,368 $9,565 $12,172 $51,337 $91,629 $48,140 $809,021 $260,112 $228,230 $197,455 $167,459 $30,000 $2,890 $3,582 $6,472 $9,708 $12,350 $53,298 $96,083 $50,062 $93,442 $290,516 $247,136 $205,952 $175,199 ‘$30,000 $2,890 $3,690 $6,580 $9,858 $12,534 $55,272 $100,674 $51,994 $97,999 $313,377 $267,373 $214,647 $183,136 $30,000 ‘$2,890 ‘$3,800 $6,691 $11,941 $16,219 $57,254 $105,406 $52,003 $101,129 $330,717 $290,591 $224,819 $192,309 $30,000 $2,890 $3,914 $6,805 $12,116 $16,444 $59,241 $110,280 $53,929 $105,953 $365,784 $313,760 $233,884 $200,620 $30,000 $30,000 $30,000 $2,890 $2,890 $2890 $4,032 $4,153 $4277 $6,922 $7,043 $7,168 $12,206 = $12,481 $12,671 $16,675 $16,914 $17,160 $61,227 $63,209 $65,180 $115,209 $120,464 $125,778 $55,854 $57,771 $59,676 $110,919 $116,031 $121,289 $303,592 $423,248 $454,862 $338,526 $364,988 $393,249 $243,154 $252633 $262,322 $209,135 $217,858 $226,789 $1,013,378 $1,186,511 $1,367,559 $1,556,714 $1,754,170 $1,960,122 $2,174,768 $2,399,587 $2,633,471 $2,876,625 $3,120,258 $3,391,580 $960,183 $1,105,586 $1,258,149 $1,418,065 $1,585,524 $1,760,723 $1,043,859 $2,136,167 $2,336,787 $2,545,923 $2,763,781 $2,990,569 $68,014 $121,210 $0394 $0.329 $0331 $0277 $0.140 $0.079 $43,233 $24,363 $36,401 $20,513 $251,568 $220,236 $38,673 $70,005 $0.081 90.146 $102,565 $183,490 $0.404 $0339 $0.328 $0276 $0149 $0.088 $48,685 $28,608 $39,605 $23,272 $291,173 $243,508 $57,896 $105,561 $0.061 $0.145 $137,418 $246,827 $0414 $0.349 $0326 $0274 $0.158 $0.097 $54,601 $33,255 $42,916 $26,138 $334,089 $269,647 ‘$77,009 $141,451 ‘$0.080 $0.145 $172,527 $311,177 $0.426 $0.360 $0.323 $0273 $0.168 0.108 $81,011 $38,333 $46,333 $29,110 $380,421 $298,757 $95,963 $177,648 $0079 $0.145 $207,649 $376,495 $0437 $0.371 $0.321 $0.272 $0.178 90.115 $67,949 $43,870 $49,857 $32,189 $430,278 $330,946 $114,792 $214,124 $0.078 90.145 $243,330 $442,737 $0.450 $0.383 $0319 $0271 $0.188 $0.125 $75,449 $49,899 $53,488 $35,374 $483,765 $366,320 $133,406 $250,852 $0.077 $0.145 $278,951 $509,861 $0.462 90.395 $0.317 $0.270 $0.199 90.134 $83,548 $56,451 $57,226 $38,666 $540,901 $404,985 $151,800 $287,806 $0.077 $0.145 $313,367 $576,786 $0.479 $0.409 $0.317 $0271 $0.212 $0.147 $93,420 $64,485 $61,824 $42,675 $602,815 $447,660 $169,193 $324,347 $0.073 $0.142 $347,849 $644,533 $0.492 $0.422 $0.315 $0270 $0.223 $0.157 $102,842 $72,200 $85,757 $46,165 $688,572 $493,826 $186,327 $361,073 $0.073 90.143 $382,355 $416,837 $451,253 $713,057 $782,315 $852,263 $0507 = $0522, $0538 $0436 $0.450 $0485 $0.313 $0312 $0310 $0268 8©=— $0289 $0268 $0235 $0246 $0259 $0.167 $0.178 $0,189 $112,084 $123,893 $135,616 $80,551 $89,578 $99,326 $69,800 $73,951 $78,210 $49,763 $53,468 = $57,282 $738,372 $812,323 $890,533 $543,588 $597,057 $654,338 $203,174 $219,706 $235,801 $397,958 $434,972 $472,086 $0.072 $0.071 $0.071 $0.143 90.143 $0.143 ‘$30,000 $2,890 $4,406 $7,296 ‘ $12,868 $17,413 $67,135 $131,241 $61,563 $126,696 $488,552 $423,420 $272,223 $235,931 $3,663,803 $3,226,501 $485,556 $922,858 30.554 $0.480 $0.300 $0268 $0.271 $0201 $148,203 $109,840 $82,579 $61,203 $973,112 $718,541 $251,702 $509,273 $0.070 90.144 $30,000 $2,890 $4,538 $7,428 $13,070 $17,673 $69,068 $136,855 $63,426 $132,252 $524,441 $455,616 $282,330 $245,286 $3,946,141 $3,471,786 $519,703 $994,058 $0571 $0496 $0308 $0267 $0284 $0213 $161,708 $121,169 $87,057 $65,233 $1,060,169 $780,774 $267,109 $546,504 $0,069 $0.144 ‘$30,000 $2,890 $4,674 $7,564 $13,278 $17,942 $70,972 $142,622 $65,258 $137,958 $562,661 $489,961 $292,671 $254,856 $4,238,813 $3,726,642 ‘$553,647 $1,085,817 $0589 $0513 $0.308 $0.267 $0.297 $0.225 $176,187 $133,368 $91,644 $69,371 $1,151,814 $850,145 $262,080 $583,748 0.068 90.144 Tuntutullak Diesel Generation Year 1. Load Requirements kWh Sales kWh Generated kW Demand 2. Expenses kWh Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$/wh Variable Nor-Fuel Costs $/cwh Variable Nor-Fuel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Norn-FuelCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.8. Power Costs ‘Avg. Cost/kwh PW Avg. Costkwh 3.0. PCE Payments PCE Payment S/wh PCE Payment PW PCE Payments Accumulated PW PCE Payments: 4, Wante Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (ES) (Diese! Fue! Gal Equivalent) Jacket Water Recovery Jacket Water + ES. Capital Investment Jacket Water Recovery ES Total Capital Invest. Jacket Water + E£ Debt Service Jacket Water, 5% @15 yrs ES, 5% @ 8 yrs Total Debt Service Jacket Water + E.S 08M chet Water @ 6% of Investment + Infle E.S. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E.S. Year Sys. Losses 1999 = Sys. Losses 2020 = Load Factor * Avg. Eligible PCE kwh, ‘Sold as % of Total = 2001 2002 718,462 821,442 188 745,341 849,689 194 13.0 63,188 $1.25 $78,985 $0.096 $0.104 $74,720 $80,616 $0.156 $0.16 $112,080 $120,924 $186,800 $201,540 $265,785 $286,509 13.0 65,361 $1.30 $84,969 $0.100 $0.11 1.000 0.966 $265,785 $276,820 $265,785 $542,605 $0.370 $0.370 $0.384 $0.371 $0.190 $70,984 $76,217 $70,984 $73,640 $70,984 $144,624 $0.20 ° ° 0 ° 0 O 0 0 $0 $0 $0 so $0 so so $0 $0 $0 ‘$0 $0 $0 $0 $0 so so so $o so 2001 2002 15.00% 8.00% kWhvgal year 2001 = os kWhigal year 2020 = 52% ‘Avg. PCE per kwh sold = 2003 2004 2005 2006 772,713 800,579 828.938 857,791 878,317 907.323 936.700 966.445 201 207 214 221 130 130 130 130 67,563 69.794 72054 = 74342 $1.35 $141 $148 $152 $91,345 $98,136 $105.368 $113060 $0.104 $0108 = $0112, $0117 $011 $012 $012 $013 $86,920 $93,656 $100,853 $108,538 $017 $0 18 $0 18 $019 $130,380 $140,485 $151,279 $162,807 $217,299 $234,141 $252,132 $271,345 $308,644 $332,277 $357,498 $384,405 0.934 0.902 0.871 0842 $288,123 $299,695 $311,539 $323,659 $830,728 $1,130,423 $1,441,962 $1,765,621 $0.3909 © $0.415— $0.431 $0.448 $0.373 $0.374 $0.376 $0.377 $0.20 $0.21 $0.22 $0.23 $81,782 $87,696 $03,961 $100,656 $76,344 $79,097 $81,899 $84,750 $220,968 $300,065 $381,964 $466,714 0 0 2,039 2.104 0 0 4.276 4412 0 0 14,774 15,243 0 0 29689 30,632 $o $0 $29,611 $29,611 $0 $0 $14,805 $14,805 ‘$0 $0 $44.416 $44,416 $o so $2,853 $2,853 $0 so $2,291 $2,201 $0 $O $5,144 $5,144 $0 $0 $1,777 ‘$1,830 $0 $0 $1,481 $1,525 $0 $0 $4,629 $4,683 $0 $o $3,771 $3,816 2003 2004 2005 2006 13 13, $0.19 2007 887,136 996,549 228 130 76,658 $158 $121,245 $0 122 $013 $116,741 $020 $175,112 $291,853 $413,098 0814 $336,056 2008 916,975 1,027,012 234 130 79,001 $1.64 $129,950 $0.127 $0.14 $125,494 $0.21 $188,242 $313,736 $443,686 0.786 $348,733 Est. Year 2001 Fuel Cost $/gal Est. 2001 Non-Fuel Cost S/kwh,Sales Variable Costs @ 40% NFC Fixed Costs at 60% NFC = 2009 2010 2011 947,308 978,134 1,009,453 1,057,827 1,088,989 1,120,493 242 249 256 13.0 13.0 13.0 81,371 83,768 86,192 $1.71 $1.78 $1.85 $139,203 $149,036 $159,481 $0.132 $0,137 $0.142 $0.14 $0.15 $0.15 $134,831 $144,788 $155,401 $0.21 $0.22 $0.23 $202,247 $217,182 $233,101 $337,079 $361,969 $388,502 $476,282 $511,005 $547,083 0.759 0.734 0.708 $361,694 $374,040 $388,475 $1.25 $0.26 $0.10 $0.16 2012 2013 1,041,265 1,073,571 1,152,333 1,184,507 263 270 13.0 13.0 88,641 91,116 $1.92 $2.00 $170,573 $182,349 $0,148 $0.154 $0.16 $0.17 $166,710 $178,757 $0.24 $0.25 $250,065 $268,136 $416,775 $446,894 $587,348 $620,243 0.685 0.662 $402,302 $416,423 Fuel Inflaction Factor General inflation Factor Discount Rate 2014 2015 1,106,370 1,139,662 1,217,007 1,249,620 278 265 13.0 13.0 93,616 96,141 $2.08 16 $194,847 $208,106 $0,160 ‘$0,167 $0.17 $0.18 $191,587 $205,247 $0.26 $0.27 $287,381 $307,870 $478,069 $513,117 $673,815 $721,222 0.639 0.618 $430,840 $445,558 $2,101,676 $2,450,409 $2,612,103 $3,187,043 $3,575,518 $3,977,820 $4,394,243 $4,625,083 $5,270,641 $0.466 $0.379 $0.23 $107,743 $87,649 $554,363 2,169 4,549 15,718 31,586 $29,611 $14,805 $44,416 $2,853 $2,291 $5,144 $1,885 $1,571 $4,738 $3,861 2007 $0.484 $0.380 $0.24 $115,265 $90,697 $644,960 2,235 4.688 16,189 32,552 $29,611 $14,805 $44,416 $2,853 $2,291 $5,144 $1,944 $1,618 $4,704 $3,909 2008 $0.503 $0.382 $0.25 $123,245 $93,594 $738,554 2,302 4,829 16,685 33,520 $29,611 $14,805, $44,416 $2,853 $2,201 $5,144 $2,000 $1,666 $4,882 $3,957 2009 $0.522 $0.3863 $0.26 $131,710 $96,640 $835,194 2,370 4971 17,176 4516 $29,611 $14,805 $44,416 $2,853 $2,201 $5,144 $2,060 $1,716 $4,912 $4,007 2010 $0,543 $0.385 $0.27 $140,685 $99,734 $0.586 $0.388 $0564 $0,386 $0.29 $160,277 $106,069 $0.28 $150,197 $102,877 $0.609 $0.389 $0.30 $170,955 $109,309 $0.633 $0,391 $0.31 $182,263 $112,599 $934,928 $1,037,805 $1,143,873 $1,253,183 $1,365,781 2,439 5,115 17,673 35,515 $29,611 $14,805 $44,416 $2,853 $2,291 $5,144 $2,121 $1,768 $4,974 $4,059 2011 2,508 2,578 5,260 5,407 18,175 18,683 96,524 37,544 $29,611 $46,178 $14,805 $23,089 $44,416 $69,267 $2,853 $4,449 $2,291 $3,572 $5,144 $8,021 $2,185 $2,771 $1,821 $2,308 $5,038 $7,220 $4,112 $5,881 2012 2013 2,649 5,556 19,185, 38,574 $46,178 $23,080 $69,267 $4,449 $3,572 $8,021 $2,854 $2,378 $7,303 $5,951 2014 2,720 5,706 19,713 30,614 $46,178 $23,089 $69,267 $4,449 $3,572 $8,021 $2,930 $2,450 $7,368 $8,022 2015 4.0% 3.0% 3.5% 2016 2017 1,173,448 1,207,727 1,282,970 1,316,422 293 301 13.0 13.0 98,690 101,263 $2.25 $2.34 $222,169 $237,080 $0.173 $0.180 $0.19 $0.19 $219,785 $235,253 $0.28 $0.29 $320,677 $352,880 $549,462 $588,133 $771,630 $825,213 0.587 0.577 $460,579 $475,905 $5,731,220 $6,207,126 $0658 $0.683 $0,393 $0,394 $0.32 $0.33 $194,234 $206,905 $115,937 $119,323 $1,481,718 $1,601,041 2,793 2,865 5,857 6,010 20,236 20,763 40,665 41,725 $46,178 $46,178 $23,089 $23,089 $69,267 $69,267 $4,449 $4,449 $3,572 $3,572 $8,021 $8,021 $3,028 $3,118 $2,523 $2,599 $7,476 $7,567 $6,095 $6,171 2016 2017 Waste Heat - Investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 1,242,500 1,277,765 1,350,183 1,384,245 308 316 13.0 13.0 103,860 108,480 $2.43 $2.53 $252,887 $269,637 90.187 $0.195, $0.20 $0.21 $251,708 $269,206 $0.30 $0.32 $377,562 $403,809 $620,269 $673,015 $882,156 $942,652 0.557 0.538 $491,541 $507,487 $6,698,666 $7,206,153 $0.710 $0.738 $0.396 $0.397 $0.34 $0.35 $220,313 $234,495 $122,759 $126,243 $1,723,800 $1,850,044 2,939 3.013 6,164 6,319 21,206 21,833 42,795 43,875 $46,178 $46,178 $23,089 $23,089 $69,267 $69,267 $4,449 4449 $3,572 $3,572 $8,021 $8,021 $3,212 $3,308 $2,677 $2,757 $7,061 $7,757 $6,249 $6,329 2018 2019 $100 $150 2020 1,313,524 1,418,608 324 13.0 109,124 $2.63 $287,384 $0,203 $0.22 $287,809 $0.33 $431,714 $719,523 $1,006,007 0.520 $523,748 $7,729,902 ‘$0.767 $0.399 $0.37 $249,495 $129,776 $1,079,820 3,088 6,476 22,375 44,964 $46,178 $23,089 $69,267 $4,440 $3,572 $8,021 $3,408 $2,840 $7,856 96,412 2020 District Heating System Capital investmentt $0 $0 Dett Service @ 5%, 15 Years so so O&M at 10% of Investment + Inflation so $0 Total Expenses District Heating $0 $0 tal Expenses Waste Heat+District Heating Jacket Water $0 $0 Jacket Water +E S. so $0 Waste Heat Sales Jacket Water so so Jacket Water +E.S. $0 so Net Income Jacket Water $0 $0 Jacket Water +E.S. $0 $0 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $265,785 $286,509 Jacket Water +E.S. $265,785 $286,509 PW Total Expenses Jacket Water $265,785 $276,820 Jacket Water +E.S. $265,785 $276,820 Accumuated PW Total Expenses: Jacket Water $265,785 $542,605 Jacket Water +E.S, $265,785 $542,605 Accumuated PW Savings From Waste Heat Sales Jacket Water $0 $o Jacket Water +E.S. $0 $o 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs ‘Avg. Cost/kwh Jacket Water $0370 $0384 Jacket Water +E S. $0.370 $0,384 PW Avg Costkwh Jacket Water $0370 $0.371 Jacket Water +E S. $0.370 $0.371 6b PCE Payments PCE Payment $fewh Jacket Water $0190 $0197 Jacket Water +E S. $0.190 $0.197 PCE Payments Jacket Water $70,984 $76,217 Jacket Water +E S. $70,984 $76,217 PW PCE Payments Jacket Water $70,984 $73,640 Jacket Water +E.S. $70,984 $73,640 Accumulated PW PCE Payments Jacket Water $70,964 $144,624 Jacket Water +E S. $70,084 $144,624 Accumulated P.W of PCE Savings Jacket Water so $0 Jacket Water +E.S. $0 $o 7. Potential Rate Reductionikwh From Sales of Waste Heat Jacket Water $0 $0 Jacket Water +ES. $0 so ss ss sess ss $308,644 $308,644 $288,123 $268,123 $s $8888 ss so so $332.277 $332,277 $299,695 $299,695 $30,000 $2,890 $3,000 $5,890 $10,520 $14,291 $21,605 $43,415, $16,975 $39,644 $340,523 $317,854 $296,746 $276,992 ‘$30,000 $2,890 $3,090 $5,980 $10,663 $14,479 $23,182 $46 586 $18,500 $42,770 $365,906 $341,635 $308,083 $287,648 $30,000 $2,890 $3,183 $6,073 $10,811 $14,672 $24,861 $49,958 $20,123 $46,097 $392,975 $367,001 $319,686 $298,556 $30,000 $2,890 $3,278 $6,168 $10,963 $14,871 $26,645 $53,545 $21,851 $49,636 $421,835 $394,049 $331,558 $300,719 $30,000 $2,890 $3,377 ‘$6,267 $11,119 $15,076 $28,543 $57,358 $23,690 $53,401 $452,591 $422,881 $343,703 $321,141 $30,000 $2,890 $3,478 $6,368 $11,261 $15,268 $30,559 $61,409 $25,646 $57,402 $485,359 $453,603 $356,123 $332,823 $830,728 $1,130,423 $1,427,168 $1,735,252 $2,054,937 $2,386,496 $2,730,199 $3,086,321 $830,728 $1,130,423 $1,407,415 $1,695,062 $1,993,618 $2,303,337 $2,624,478 $2,957,300 $3,302,067 $0 $0 $0.399 $0399 $0373 $0.373 $0.204 $0.204 $81,782 $81,782 $76,344 $76,344 $220,968 $220,968 $0 $o $0 $0 $0 so $0415 $0.415 $0.374 $0.374 $0211 $0211 $87,696 $87,696 $79,097 ‘$79,097 $300,065 $300,065 so so $14,793 $34,548 $0.411 $0,383 $0358 90.334 $0220 $0203 $96,631 $87,432 $85,951 $76,192 $386,016 $376,257 -$4,052 ‘$5,707 $0.020 $0.048 $30,369 $70,559 $0427 $0.398 $0.359 80.335 $0.237 $0.210 $105,584 $93,595 $88,899 ‘$78,804 $474,915 $455,061 -$8,201 $11,653 $0.022 $0.050 $46,739 $108,059 90.443 $0.414 $0.360 $0.337 $0245 $0217 $112,974 $100,142 $91,904 $81,466 $566,819 $536,527 $12,456 $17,836 $0.023 $0.052 $63,914 $147,072 '$0.460 $0.430 $0.362 $0.338 $0253 $0.225 $120,823 $107,097 $94,966 $84,177 $661,785 $620,705 -$16,825 $24,255 $0.024 $0.054 $81,904 $187,625 $0.478 $0.446 $0.363 $0339 $0.262 $0232 $129,159 $114,482 $759,669 $707,643 $21,315 $30,911 $0.025 $0.056 $100,722 $229,743 $0.496 $0.464 $0.364 $0.340 $0271 $0240 $138,007 $122,320 $101,260 $89,750 $861,130 $797,393 $25,936 $37,800 $0.026 $0.059 ‘$30,000 $2,890 $3,582 $6,472 $11,447 $15,505 $32,701 $65,713 $27,726 $61,655 $520,256 $486,328 $368,820 $344,767 $3,455,141 $120,378 $273,451 $0515 $0482 $0365 $0.342 $0281 $0249 $147,398 $130,637 $104,493 $92,611 $30,000 $2,890 $3,690 $8,580 $11,618 $15,729 $34,975 $70,284 $20,937 $06,172 $557,411 $521,176 $381,796 $356,977 ‘$30,000 $2,890 $3,800 $6,691 $13,910 $19,791 $37,390 $75,136 $30,170 $69,255 $599,073 $559,988 $396,457 $370,501 $3,836,937 $4,233,304 $3,650,045 $4,029,636 $140,883 $318,775 $0.535 $0.501 $0367 $0343 $0.291 $0.258 $157,360 $139,460 $107,783 $95,523 $160,849 $364,607 90.558 $0.522 $0369 $0.345 $0.303 $0268 $166,971 $149,664 $111,822 $99,045 $30,000 $2,890 $3,914 $6,805 $14,107 $20,058 $39,952 $80,285 $32,649 $74,335 $641,166 $509,481 $409,964 $383,310 ‘$30,000 $2,890 $4,032 $6,922 $14,310 $20,332 $42,671 $85,749 $35,262 $79,727 $685,940 $641,496 $423,761 $306,304 $30,000 $2,890 $4,153 $7,043 $14,519 $20,615 $45,554 $91,543 $36,078 $85,448 $733,553 $686,183 $437,851 $409,576 $30,000 $2,890 $4277 $7,168 $14,735 $20,906 $48,612 $97,687 $41,044 $91,516 $784,169 $733,697 $452,235 $423,127 $4,643,358 $5,067,119 $5,504,970 $5,957,205 $4,412,946 $4,609,251 $181,725 $412,137 ‘$0.580 $0.542 $0.371 90.346 $0313 $0277 $180,182 $159,589 $115,209 $102,042 $203,522 $461,391 $0,602 $0.563 $0372 $0.348 $0.324 $0.287 $192,064 $170,109 $118,654 $105,090 $5,218,826 $5,641,954 $226,250 $512,394 $0625 $0.585 $0373 $0.349 $0.335 $0297 $204,656 $161,255 $122,157 $108,190 $249,921 $565,172 $0.649 $0.608 $0.374 $0350 $0347 $0.307 $217,995 $193,062 $125,719 $111,340 ‘$30,000 $2,890 $4,406 $7,296 $14,957 $21,206 $51,853 $104,200 $44,192 $97,951 $837,964 $784,205 $406,917 $436,962 $6,424,121 $6,078,916 $274,545 $619,751 $0674 $0631 $0376 $0352 $0359 90.318 $232,123 $205,566 $129,340 $114,542 $965,623 $1,073,406 $1,185,228 $1,300,437 $1,419,091 $1,541,248 $1,666,068 $1,796,307 $890,004 $985,527 $1,084,572 $1,186,614 $1,291,704 $1,399,894 $1,511,234 $1,625,776 -$30,695 $44,923 $0.027 $0061 ~$35,601 $52,278 -$41,355 $59,302 $0.028 $0.065 $47,255 $66,569 $0.030 $0.067 -$53,310 $74,077 $0.031 $0.070 $59,530 $81,824 $0.032 $0.073 -$85,926 $89,808 $0.034 $0076 $72,507 $98,025 $0.036 $0.079 $30,000 $2,890 $4,538 $7,428 $15,185 $21,515 $55,287 $111,102 $47,530 $104,773 $895,122 $837,879 $481,899 $451,081 $6,908,020 $6,529,997 $300,133 $676,156 $0.701 $0656 $0377 $0353 $0.372 $0329 $247,081 $218,803 $133,019 $117,795 $1,929,326 $1,743,571 -$79,283 $106,473 $0.037 $0.082 $30,000 $2,890 $4674 $7,584 $15,421 $21,833 $58,926 $118,415 $51,070 $112,002 $955,837 $894,904 $497,184 $465,490 $7,403,204 $6,995,487 $326,697 $734,415 $0.728 $0.681 $0.379 $0.354 $0.385 90.341 $262,916 $232,815 $136,757 $121,100 ‘$2,066,083 $1,864,671 ~$86,264 $115,149 CHAUTHBALUK Diesel Generation Year 1. Load Requirements kWh Sales kWh Generated kW Demand 2. Expenses kWh Gal Gal Fust Fuel Cost $/Gal Fuel Cost Fuel Cost$/fwh Variable Non-Fuel Costs $/kwh Variable Non-Fusl Costs Fixed Non-Fuel Costs $/cwh Fixed Non-Fuel Costs Total Non-FusiCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses: PW Factor PW Total Expenses: Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.0. Power Costs Avg. Costhkwh PW Avg Costicwh 3b. PCE Payments PCE Payment $/ewh PCE Payment PW PCE Payments Accumulated PW PCE Payments 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (ES) (Diese! Fuel Gai Equivalent) Jacket Water Recovery Jacket Water + ES. Capital investment Jacket Water Recovery ES Total Capital Invest. Jacket Water + E.¢ Debt Service Jacket Water, 5% @15 yrs ES, 5% @ 8 yrs Total Debt Service Jacket Water + E.S O&M chet Water @ 6% of Investment + Infie ES. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +€:S. Year ‘Sys. Losses 1999 = ‘Sys. Losses 2020= Load Factor = Avg. Eligible PCE kwh Sold as % of Total = 2001 2002 188,601 215,634 49 193,406 220,483 50 77 28,004 $1.69 $47,327 $0.219 $0.232 $43,755 $0348 $65,633 $109,389 $156,716 80 27,633 $1.76 $48,568 $0.220 $0.24 $46,665 $0.36 $69,997 $116,662 $165,230 1.000 $156,716 $156,716 0.966 $159,643 $316,359 $0.831 $0.831 $0.854 $0.825 $0.390 $42,204 $42,294 $42,204 $0.40 $44,889 $43,371 $85,665 eo co Beg ss seg 888 Bes ss seg 888 15.00% 8.00% os 58% 2003 198,263 225,359 51 83 27,290 $1.63 $49,884 $0.221 $0.25 $49,750 $0.38 $74,626 $124,376 $174,260 0.934 $162,673 $479,032 $0879 $0,820 $0.42 $47,627 $44,460 $130,126 es ss see 888 2004 203,172 230,262 53 85 26,973 $1.90 $51,276 $0.223 $0.26 $53,021 $0.39 $79,532 $132,554 $183,829 0.902 $165,804 $644,836 $0.905 $0816 $0.43 $50,515 $45,561 $175,687 0 Bee se sss 888 kWthvgal year 2001 = kWtvgal year 2020 = Avg PCE per kwh sold = 2005 208,133 235,190 54 68 26,678 $198 $52,745 $0224 $0.27 $56,489 $0.41 $84,733 $141,222 $193,967 0.871 $169,031 $813,806 $0.932 $0.812 $0.45 $53,550 $46,674 $222,361 1,098 1,027 7,960 13,482 $6,948 $3,474 $10,421 $669 $537 $1,207 17 $347 2006 213.146 240,144 55 91 26.405 $206 $54,292 $0226 $028 $60,163 $042 $90,245 $150,408 $204,700 0.842 $172,352 $986,219 $1,161,984 $1,341,252 $1,524,113 $0.960 $0.809 $0.48 $56,769 $47,798 $270,159 1,065 1,884 7714 13,180 $6,948 $3,474 $10,421 $1,207 3 8 7 13 $0.39 2007 218,210 245,123 5 94 26,150 $214 $55,919 $0.228 $0.20 $64,056 $0.44 $96,085 $160,141 $216,060 0.614 $175,765 $0.990 ‘$0.805 $0.48 $60,152 $48,934 $319,092 1,032 1,844 7,477 12,890 $6,048 $3,474 $10,421 $060 $837 $1,207 $442 $369 $1,112 $906 2007 2008 223,326 250,125 57 97 25,913 $2.22 $57,628 $0.230 $0.31 $68,181 $0.46 $102,271 $170,451 $228,079 | 0.786 $179,268 $1.021 $0.803 $0.50 $63,717 $50,081 $369,173 1,000 1,805 7,248 12,612 $6,948 $3,474 $10,421 $669 $537 $1,207 $456 $380 $1,125 $917 2008 Est Year 2001 Fuel Cost Sigal Est 2001 Non-Fuel Cost $/kwh,Sales Variable Costs @ 40% NFC Fixed Costs at 60% NFC s 2009 2010 2011 228,495 233,715 238,987 255,153 260.203 265,278 58 58 61 99 102 105 25891 25,484 25,200 $231 $241 «$2.50 $59,420 $61,209 $63,265 $0233 $0238 © $0.238 $0.32 $0.33 $0.34 $72,849 $77,175 = $82,072 $048 $050 $052 $108,823 $115,762 $123,108 $181,372 $192,037 $205,180 $240,703 $254,235 $268,445 0759 © 0.734 = 0.708 $182,061 $186,540 $190,306 $1,054 $1,088 $1.123 ‘$0.800 $0.798 30.796 $0.51 $0.53 $0.55 $67,473 $71,430 $75,598 $51,240 © $52,411 $53,593 $420,413 $472,824 $526,417 970 840 on 1,767 1,731 1,696 7,026 6.811 6,602 12,344 12,086 11,837 $6,948 = $8,948 = $6,948 $3,474 $3,474 $3,474 $10,421 $10,421 = $10,421 $669 $069 $669 $537 $537 $537 $1,207 $1,207 $1,207 $469 $483 $498 $391 $403 $415 $1,138 $1,153 $1,167 $928 $940 $952 2008 2010 2011 $1.69 $058 $0.23 $0.35 2012 244,311 270,371 62 10.8 25,108 $2.60 $85,322 $0.242 $0.36 $87,256 $0.54 $130,885 $218,141 $283,463 0.685 $104,157 $1,160 $0.785 $0.57 $79,987 $54,787 $581,203 883 1,663 6,398 11,595, $6,948 $3,474 $10,421 $669 $537 $1,207 $513 $427 $1,182 $965 2012 2013 249,686 275,487 63 11.0 24,937 $2.71 $67,473 $0.245 $0.37 $92,743 $0.56 $139,115 $231,856 $299,331 0.662 $198,092 $1.199 90.793 $0.59 $84,608 $55,902 $637,195 1,630 6,199 11,361 $10,152 $5,076 $15,228 $978 $785 $1,763 $1,587 $1,283 2013 Fuel Inflaction Factor ‘General Inflation Factor Discount Rate 2014 2015 255.114 260,593 280,625 285,784 64 65 11.3 116 24,778 24,625 $2.81 $2.93 $69,720 $72,067 $0.248 $0.252 $0.39 $0.40 $98,550 $104,693 $058 $0.60 $147,825 $157,039 $246,374 $261,732 $316,095 $333,799 0.639 0618 $202,112 $206,215 $1230 $0.792 $0.61 $89,473 $57,209 $694,405 6,005 11,134 $10,152 ‘$5,076 $15,228 $978 $765 $1,763 $627 $1,605 $1,308 2014 $1,281 $0,791 $0.63 $94,593 $58,438 $752,843 5,815 10,913 $10,152 $5,076 $15,228 $978 $785 $1,763 $538 $1,624 $1,324 2015 40% 3.0% 3.5% 206,124 290,962 66 1.9 24,483 $3.04 $74,517 $0.256 $0.42 $111,192 $0.63 $166,787 $277,979 $352,496 0.597 $210,401 $1,710,653 $1,900,959 $2,005,116 $2,293,208 $2,495,320 $2,701,535 $2,911,937 $1.325 $0.791 $0.65 $99,982 $59,678 $812,521 777 1,537 5,629 10,697 $10,152 $5,076 $15,228 $978 $785 $1,763 ‘$555 $1,644 $1,340 2016 2017 271,707 296,161 68 122 24,349 $3.17 $77,073 $0.260 $0.43 $118,065 $0.65 $177,008 $295,163 $372,236 0.577 $214,671 $3,126,606 $1.370 $0.790 $0.68 $105,652 $60,930 $873,451 752 1,508 5.447 10,487 $10,152 $5,076 $15,228 $976 $785 $1,763 $571 $1,664 $1,357 2017 ‘Waste Heat - Investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2018 2019 2020 277,342 283,029 288,768 301,378 306,615 311,869 69 70 71 12.4 127 13.0 24,222 24,103 23,090 $3.29 $3.42 $3.56 $79,739 $82,520 $85,418 $0.265 $0,260 $0.274 $0.45 90.47 $0.49 $125,334 $133,021 $141,147 $0.68 $0.70 $0.73 $188,002 $199,531 $211,720 $313,336 $332,552 $352,867 $393,075 $415,071 $438,285 0.557 0.538 0.520 $219,023 $223,458 $227,976 $3,345,631 $3,569,089 $3,797,065 $1.417 $1.467 $1,518 $0.790 $0,790 $0,789 $0.70 $0.72 $0.75 $111,618 = $117,893 $124,494 $62,194 $63,469 $64,756 $935,645 $099,114 $1,063,871 727 703 679 1,479 1,451 1,424 5,268 5,092 4919 10,282 10,081 9,885 $10,152 $10,152 $10,152 $5,076 $5,076 $5,076 $15,228 $15,228 $15,228 $978 $978 $978 $785 $785 $785 $1,763 $1,763 $1,763 $706 $727 $749 $568 $606 $624 $1,684 $1,705 $1,727 $1,374 $1,301 $1,410 2018 2019 2020 District Heating System Capital investmentt $0 Dett Service @ 5%, 15 Years $0 O&M at 10% of Investment + inflation $0 Total Expenses District Heating $0 tal Expenses Waste Heat+ District Heating Jacket Water $0 Jacket Water +E.S. $0 Waste Heat Sales Jacket Water $0 Jacket Water +E S. $0 Net Income Jacket Water $0 Jacket Water +E.S. $0 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $156,716 Jacket Water +E.S. $156,716 PW Total Expenses Jacket Water $156,716 Jacket Water +E.S. $156,716 Accumulated PW Total Expenses: Jacket Water $156,716 Jacket Water +S. $156,716 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +E.S, $o 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs ‘Avg. Costikwh Jacket Water $0631 Jacket Water +E S. $0.631 PW Avg Costkwh Jacket Water $0.631 Jacket Water +E.S. $0.631 6.b. PCE Payments PCE Payment $/xwh Jacket Water $0.390 Jacket Water +E.S, $0.390 PCE Payments Jacket Water $42,204 Jacket Water +E.S. $42,294 PW PCE Payments Jacket Water $42,294 Jacket Water +E.S. $42,294 ‘Accumulated PW PCE Payments Jacket Water $42,204 Jacket Water +E.S. $42,294 Accumulated P.W of PCE Savings Jacket Water so Jacket Water +E.S. $0 7. Potential Rate Reductionikwh From Sales of Waste Heat Jacket Water $0 Jacket Water +ES. so ss sess ss $0 $0 $165,230 $165,230 $159,643 $159,643 $316,350 $316,350 $0 $0 $0854 $0854 $0.825 $0825 $0404 $0.404 $44,880 $44,889 $43,371 $43,371 $85,665 $85,665 $0 $0 ss sess $0 ss so so $174,260 $174,260 $162,673 $162,673 $479,032 $479,032 $0 $0 $0879 $0879 $0820 $0820 $0.418 $0.418 $47,627 $47,627 $44,460 $44,460 $130,126 $130,126 $0 $0 ss $s 888s ss $0 $0 $183,829 $183,629 $165,804 $165,804 $644,836 $644,836 $0 $0 $0,905 $0905 $0816 90.616 $0.432 $0.432 $50,515 $50,515 $45,561 $45,561 $175,687 $175,687 $o $0 $0 $30,000 $2,890 $3,000 $5,890 $6,976 $7,861 $15,737 $26,656 $14.651 $25,771 $179,315 $168,196 $156,263 $146,573 $801,099 $791,409 $12,768 $22,458 $0.751 $0.704 $0419 $0.368 $50,153 $44,079 $43,708 $38,412 $219,392 $214,099 $2,968 $8,261 $0.070 $0.124 $30,000 $2,890 $3,090 $5,980 $7,079 $7,974 $15,861 $27,100 $14,763 $26,204 $189,938 $178,496 $159,922 $150,289 $30,000 $2,890 $3,183 $6,073 $7,185 $8,091 $15,989 $27,564 $14,877 $26,658 $201,183 $189,402 $163,662 $154,079 $30,000 $2,890 $3,278 $6,168 $7,293 $8,210 $16,119 $28,048 $14,904 $27,131 $213,085 $200,049 $167,483 $157,044 ‘$30,000 $2,890 $3,377 $8,267 $7,405 $8,334 $16,250 $28,550 $15,112 $27,622 $225,681 $213,171 $171,385 $161,864 $961,021 $1,124,684 $1,292,167 $1,463,552 $941,697 $1,095,776 $1,253,720 $1,415,604 $25,197 $44,521 $0891 $0837 $0.750 $0.705 $0439 $0388 $53,755 $47,505 $45,260 $39,998 $264,653 $254,007 $5,506 $16,061 $0.069 $0.123 $37,300 $66,207 $0.922 $0.868 $0.750 $0.706 $0.459 $0.407 $87,549 $51,114 $46,816 $41,581 $311,469 $205,678 $7,623 $23,414 $0.068 $0.122 $49,085 $87,532 90.954 $0.900 $0.750 $0.707 $0.479 $0.428 $61,546 $54,916 $48,374 $43,163 $359,843 $338,642 $9,330 $30,331 $0.067 $0.121 $60,561 $108,508 $0,968 $0.933 $0.750 $0.708 $0.500 $0.448 $65,757 $58,924 $49,937 $44,747 $409,780 $383,589 $10,633 $36,824 0.066 $0.121 $30,000 $2,890 $3,478 $6,368 $7,521 $8,461 $16,383 $29,072 $15,230 $26,131 $239,005 $226,104 $175,365 $165,600 $30,000 $2,890 $3,582 $6,472 $7,640 $8,592 $16,515 $29,611 $15,348 $28,658 $253,098 $239,787 $179,426 $169,990 $30,000 $2,890 $3,690 $6,580 $7,762 $8,727 $16,645 $30,167 $15,463 $29,202 $268,000 $254,261 $163,566 $174,155 $30,000 ‘$2,890 $3,800 $6,691 $8,278 $9,571 $16,773 $30,740 $15,186 $20,447 $284,145 $269,884 $188,042 $178,604 $1,636,917 $1,618,343 $2,001,908 $2,189,951 $1,581,504 $1,751,493 $1,925,648 $2,104,253 $2,287,169 $2,474,472 $2,666,239 $2,662,548 $71,7% $129,149 $1023 $0.967 $0.760 $0.710 $0,522 $0.470 $70,196 $63,148 $51,505 $46,334 $461,285 $429,023 $11,539 $42,001 0.065 $0.120 $82,616 $149,465 $1.059 $1,003 $0.751 $0711 $0.545 $0.492 $74,873 $67,603 $53,079 $47,925 $514,364 $477,848 $12,052 $48,569 $0.064 $0.120 $93,208 $169,467 $1,097 $1.041 $0.751 $0.713 $0,568 $0.615 $79,804 $72,299 $54,661 $49,521 $569,025 $527,360 $12,178 $53,835 $0063 $0.120 $103,258 $186,955 $1,138 $1,081 $0.753 90.715 $0.594 $0.539 $85,213 $77,423 $56,393 $51,237 $625,418 $578,606 $11,777 $58,590 $0.061 $0.118 $30,000 $2,890 $3,914 $6,805 $8,410 $9,718 $16,898 $31,330 $15,293 $30,022 $300,802 $286,072 $192,334 $182,916 $30,000 $2,890 $4,032 $6,922 $8,546 $0,870 $17,019 $31,937 $15,304 $30,613 $318,405 $303,187 $196,705 $187,303 $30,000 $2,890 $4,153 $7,043 $8,687 $10,027 $17,134 $32,559 $15,490 $31,219 $337,006 $321,277 $201,156 $101,767 $30,000 $2,890 $4277 $7,168 $8,831 $10,188 $17,242 $33,198 $15,578 $31,839 $356,658 $340,397 $205,687 $196,309 $2,382,284 $2,578,989 $2,780,145 $2,985,831 $113,036 $208,152 $1.179 $1.121 $0.754 $0.717 $0618 $0,563 $90,692 $82,646 $57,989 $52,844 $683,407 $631,450 $10,906 $62,955 $0.060 $0.118 $122,546 $227,064 $1.222 $1.163 $0.755 $0.719 $0644 $0.568 $96,466 $88,153 $59,595 $54,459 $743,002 $685,909 $0,644 $66,933 $0.059 90.117 $131,792 $245,698 $1,206 $1.207 $0,756 $0.721 $0670 $0.614 $102,551 $93,950 $61,212 $56,083 $804,214 $741,093 $8,307 $70,528 $0.058 $0.117 $140,776 $264,059 $1313 $1,253 $0.757 $0.723 $0697 $0.641 $108,964 $100,081 $62,840 $87,718 $867,054 $799,710 $6,398 $73,741 90.057 90.117 $30,000 $2,890 $4,406 $7,296 $8,980 $10,354 $17,342 $33,848 $15,658 $32,474 $377,417 $360,601 $210,298 $200,928 $3,196,130 $3,063,476 $149,501 $282,154 $1.361 $1.300 $0.758 $0.724 $0.726 $0,668 $115,722 $108,536 $84,481 $59,362 $931,534 $4,111 $76,573 $0.056 90.117 $30,000 $2,890 $4,538 $7,428 $9,133 $10,525 $17,434 $34,515 $15,728 $33,124 $309,343 $381,948 $214,991 $205,626 $3,411,120 $3,269,102 $157,968 $290,987 $1411 $1,349 $0.760 $0.727 $0,755 $0.696 $122,842 $113,340 $66,133 961,018 $097,668 $920,090 $1,447 $79,024 90.056 90.117 $30,000 $2,890 $4,674 $7,584 $9,201 $10,701 $17,514 $35,196 $15,787 $33,786 $422,497 $404,498 $219,764 $210,402 $3,630,885 $3,479,504 $166,180 $317,561 $1.463 $1.401 $0.761 $0.72 $0,785 $0.726 $130,344 $120,512 $67,799 $62,685 $1,065,467 $962,775 -$1,506 $81,096 $0.055 90.117 CROOKED CREEK Sys. Losses 1999 = Diesel Generation ‘Sys. Losses 2020= Load Factor s Avg. Eligible PCE kwh Sold as % of Total = Year 2001 2002 1, Load Requirements kWh Sales: 188,601 190,073 kWh Generated 215,634 216,684 KW Demand 4 49 2. Expenses kWh Gal 104 105 Gal Fuet 20,734 = 20,564 Fuel Cost $/Gal $1.68 $1.75 Fuel Cost $34,833 $35,930 Fuel Cost$/wh $0.162 $0.166 Variable Non-Fuel Costs $/wh $0.232 $0.24 Variable Non-Fuel Costs $43,755 $45,861 Flaed Non-Fuel Costs $/kwh $0348 $0.36 Fixed Non-Fuel Costs $65,633 $68,701 Total Non-FueiCost $109,389 $114,652 Total Power Generation Expenses $144,222 $150,582 2.8 Present Worth (PW) Expenses PW Factor 1.000 0.966 PW Total Expenses $144,222 $145,490 Accumulated PW Total Expenses $144,222 $289,712 3. Power Costs & PCE Payments 3.8. Power Costs Avg. Costikwh $0.765 $0.782 PW Avg Costiewh $0.765 $0.765 3.b. PCE Payments PCE Payment $/kwh $0.390 $0.40 PCE Payment $44,280 $46,187 PW PCE Payments $44,280 $44,625 Accumulated PW PCE Payments $44,280 $88,905 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery ° ° Jacket Water + 0 0 Exhaust Stack Recovery (E.S) (Diese! Fuel Gal Equivalent) Jacket Water Recovery 0 0 Jacket Water + E.S. 0 0 Capital Investment Jacket Water Recovery so $0 ES. so 0 Total Capital invest. Jacket Water + ££ $0 $0 Debt Service Jacket Water, 5% @15 yrs so $o ES, 5% @8yrs $0 $0 Total Debt Service Jacket Water + ES $0 $0 08M cket Water @ 6% of Investment + Infle $0 $0 ES. @ 10% of Investment + Inflation $0 $0 Total Expenses Heat Recovery Jacket Water $0 $0 Jacket Water +E.S. $0 $0 Year 2001 2002 15.00% 8.00% 05 60% 2003 191,546 217,724 50 107 20,398 $1.62 $37,065 $0.170 $0.25 $48,065 $0.38 $72,097 $120,162 $157,227 0.934 $146,773 $436,485, $0621 $0.766 $0.42 $48,174 $44,971 $133,876 co co Bes ss sss 888 kWhvgal year 2001 = kWhigal year 2020 = Avg. PCE per kwh soki = 2004 = 2005 2008, 193,018 218,754 50 108 20.235 $1.89 $38,240 $0.175 $0.26 $50,372 $0.39 $75,557 $126,929 $164,169 0.902 $148,071 $584,556 $0.851 $0.767 $0.43 $50,244 $45,317 $179,193 Bee sg gee 888 194,490 219,774 50 109 20,076 $1.97 $39,456 ‘$0,180 $0.27 $52,786 $0.41 $79,179 $131,965 $171,421 0.871 $149,383 $733,940 $0.881 $0.768 $0.45 $52,390 $45,662 $224,856 1,318 5,035 9,191 $5,624 $2,912 $8,736 $561 $451 $1,012 $349 $201 $911 $742 2005 195,963 220,785 50 144 19,919 $2.04 $40,714 $0,184 $0.28 $55,313 $0.42 $82,970 $138,263 $178,997 0.842 $150,710 $884,650 $1,036,702 $1,190,109 $1,344,886 $1,501,048 $0.913 $0.769 $0.46 $54,643 $46,008 $270,864 681 1,300 4,935 9,059 $5,824 $2,912 $8,736 $561 $451 $1,012 $921 $750 10.4 13 $0.39 2007 197,435 221,786 51 112 19,765 $2.13 $42,015 $0,189 $0.29 $57,958 $0.44 $86,937 $144,895 $186,910 0.814 $152,052 $0.947 $0.770 $0.48 $56,081 $46,354 $317,218 1,281 4837 8,928 $5,824 $2,912 $8,736 $561 $451 $1,012 $371 $932 $750 2007 2008 198,908 222,778 51 11.4 19,614 $2.21 $43,362 $0.195 $0.31 $80,726 $0.46 ‘$91,089 $151,614 $195,177 0.786 $153,407 $0.981 $0.771 $0.50 $59,415 ‘$48,700 $363,917 4,740 8,800 $5,824 $2,912 $8,736 $561 $451 $1,012 $318 $943 $769 Est Year 2001 Fuel Cost $/gal Est 2001 Non-Fuel Cost $/wh Sales Variable Costs @ 40% NFC Fixed Costs at 60% NFC . 2009 2010 2011 200,380 = ©—201,852- 203,325 223,758 224,728 += -225,690 51 51 52 15 11.8 18 19,466 19,321 19,178 $2.30 $2.39 $2.49 $44,756 $46,199 $47,691 $0200 $0206 = $0.211 $0.32 $0.33 $0.34 $63,622 $86,653 $60,825 $0.48 $0.50 $0.52 $95,433 $99,980 $104,738 $159,056 $166,633 $174,563 $203,812 $212,832 $222,254 0.759 0.734 0.709 $154,777 $156,161 $157,560 $1,017 31.054 $1.093 30.772 $0.774 $0.775 $0.51 $0.53 $0.55 $61,950 $64,569 $67,337 $47,045 = $47,301 $47,737 $410,962 $456,353 $506,000 41 628 615 1,245 1,228 1211 4645 4551 4,459 8,674 8,551 8,429 $5,824 $5,824 $5,824 $2,012 $2,912 $2,912 $8,736 $8,736 $8,736 $561 $561 $561 $451 $451 $451 $1,012 $1,012 $1,012 $393 $405 $417 $328 $338 $348 $054 $906 $078 $778 $788 $798 2009 2010 2011 $1.68 $0.58 $0.23 $0.35 2012 204,797 226,642 52 119 19,037 $2.59 $49,235 $0.217 $0.36 $73,144 $0.54 $109,716 $182,860 $232,005 0.685 $158,973 $1,133 $0.776 $0.57 $70,199 $48,082 $554,172 1,194 4,368 8,300 $5,824 $2,912 $8,736 $561 $451 $1,012 $430 $358 $991 $800 2012 2013 208,269 (227,584 52 120 18,899 $2.69 $50,833 $0.223 $0.37 $76,617 $0.56 $114,925 $191,542 $242,375 0.662 $160,400 $1.175 $0.778 $0.59 $73,178 $48,428 $602,600 4,177 4279 8,191 $7,614 $3,807 $11,421 $734 $589 $1,323 $457 $381 $1,190 $970 2013 Fuel Inflaction Factor General inflation Factor Discount Rate 2014 2015 207,742 = 209,214 228,516 229,438 52 52 122 123 18,763 18,630 $2.80 $2.01 $52,487 $54,198 $0.230 © $0.236 $0.38 $0.40 $80,250 $84,052 $0.58 $0.60 $120,375 $126,077 $200,625 $210,129 $253,112 $264,326 0.639 0618 $161,841 $163,296 $1.218 $0.779 $0.61 $76,280 $48,774 $651,374 578 1,161 4,191 6.075 $7,614 $3,807 $11,421 $734 $1,323 $471 $1,204 $981 2014 $1.263 $0,781 $0.63 $79,509 $49,119 $700,493 566 1,145 4,104 7,981 $7,614 $3,807 $11,421 $734 $580 $1,323 $1,218 2015 40% 30% 3.5% 2016 2017 210,687 = 212,158 230,351 = 231,253 53 53 125 128 18,498 18,369 $3.03 $3.15 $55,968 $57,799 $0.243 $0,250 $0.42 $0.43 $88,029 $82,190 $0.63 $0.65 $132,043 $138,265 $220,072 $230,474 $276,040 $288,274 0.597 0.577 $164,766 $166,249 $1,658,607 $1,817,580 $1,977,980 $2,139,820 $2,303,117 $2,467,682 $2,634,131 $1.310 $1.350 $0,782 90.784 $0.65 $0.68 $82,671 $86,371 $49,465 $49,811 $749,958 $709,768 555 543 1,129 1,113 4019 3,935 7,848 7,737 $7,614 $7,614 ‘$3,607 ‘$3,807 $11,421 «$11,421 $734 $734 $589 $589 $1,323 $1,323 $490 $514 4416 $428 $1,233 $1,248 $1,005 $1,017 2016 2017 Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 213,631 215,104 232,146 233,029 53 53 127 129 18,241 18,116 $3.27 $3.40 $59,695 $61,655 $0.257 $0.265 $0.45 $0.47 $96,543 $101,006 $0.68 $0.70 $144,814 $151,645 $241,357 $252,741 $301,051 $314,397 0557 0.538 $167,747 = $169,259 $2,801,878 $2,971,137 $1,409 $1,462 $0,785 $0.787 $0.70 $0.72 $90,014 $93,607 $50,156 ‘$50,502 $849,925 $900,427 532 520 1,098 1,083 3,852 3,770 7,628 7,520 $7614 $7,614 ‘$3,607 $3,807 $11,421 $11,421 $734 $734 ‘$589 $580 $1,323 $1,323 $530 $545 $441 $455 $1,263 $1,279 $1,030 $1,044 2018 2019 $100 $150 2020 216,576 233,902 53 13.0 17,992 $3.54 $63,684 $0.272 $0.49 $105,860 $0.73 $158,790 $264,650 $328,334 0.520 $170,785 $3,141,922 $1516 $0,789 $0.75 $97,755 $50,848 $951,275 3,689 7.414 $7,614 $3,807 $11,421 $734 $589 $1,323 $562 $468 $1,295 $1,057 District Heating System Capital investment so Debt Service @ 5%, 15 Years $0 O&M at 10% of Investment + Inflation $0 Total Expenses District Heating $0 tal Expenses Waste Heat+District Heating Jacket Water $0 Jacket Water +E S. $0 Waste Heat Sales Jacket Water $0 Jacket Water +E.S. so Net Income Jacket Water $0 Jacket Water +E.S. $o 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $144,222 Jacket Water +E.S. $144,222 PW Total Expenses Jacket Water $144,222 Jacket Water +E S. $144,222 Accumulated PW Total Expenses: Jacket Water $144,222 Jacket Water +E S. $144,222 Accumulated PW Savings From Waste Heat Sales Jacket Water $o Jacket Water +E.S. $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs Avg. Costkwh Jacket Water $0,765 Jacket Water +E S. $0.765 PW Avg Cost/kwh Jacket Water 90.765 Jacket Water +E.S. $0.765 6.b. PCE Payments PCE Payment S/kwh Jacket Water $0.390 Jacket Water +E.S. $0.390 PCE Payments: Jacket Water $44,280 Jacket Water +E S. $44,280 PW PCE Payments Jacket Water $44,280 Jacket Water +E.S. $44,280 Accumulated PW PCE Payments Jacket Water $44,280 Jacket Water +E.S. $44,280 Accumulated P.W of PCE Savings Jacket Water $0 Jacket Water +E.S. $0 7. Potential Rate Reductionikwh From Sales of Waste Heat Jacket Water $0 Jacket Water +ES. so ss 888s ss so so $150,582 $150,582 $145,490 $145,490 $289,712 $289,712 $0 so $0.782 $0,782 $0.765 $0.765 $0404 $0404 $46,187 $46,187 $44625 $44,625 $0 $0 ss sess ss $0 $0 $157,227 $157,227 $146,773 $146,773 $436,485 $436,485 $0 $0 $0821 $0821 0.766 $0,766 $0418 $0.418 $48,174 $48,174 $44,971 $44,971 $133,876 $133,876 $0 so ss sess es $164,169 $164,169 $148,071 $148,071 $584,556 $584,556 $0 $0 $0.651 $0851 90.767 $0.767 $0.432 $0.432 $50,244 $50,244 $45,317 $45,317 $179,193 $179,193 $0 $0 $30,000 $2,890 $3,000 $5,890 $6,801 $7,543 $9,897 $18,064 $8,986 $17,322 $162,435 $154,099 $141,553 $134,288 $726,109 $718,845 $7,831 $15,095 $0.835 $0.792 $0.728 ‘$0.690 $0.457 90.416 $53,503 $48,736 $46,625 $42,470 $225,818 $221,663 ~$962 $3,192 $0.046 $0.089 ‘$30,000 $2,690 $3,090 $5,980 $6,901 $7,652 $10,088 $16,516 $9,167 $17,765 $169,630 $161,232 $142,992 $135,753 $869,101 $854,597 $15,549 $30,053 $0.807 $0.823 $0.730 $0.693 90.474 $0.433 $55,058 $51,040 $47,115 $42,975 $272,933 $264,638 $2,009 $0.047 $0.091 $30,000 $2,890 $3,183 $6,073 $7,005 $7,764 $10,282 $18,979 $9,350 $18,220 $177,560 $168,690 $144,445 $137,230 ‘$30,000 $2,890 $3,278 $6,168 $7,111 $7,880 $10,479 $19,455 $9,536 $18,687 $185,640 $176,490 $145,912 $138,720 $1,013,546 $1,159,458 $991,827 $1,130,547 $23,155 $44,875 $0899 ‘$0.854 $0.732 90.695 $0.492 $0.450 $58,519 $53,446 $47,605 $43,479 $320,538 $308,117 -$3,320 $9,101 $0.047 $0.092 $30,651 $59,562 $0.833 $0.887 $0.734 $0.697 $0.511 $0.467 $61,191 $55,958 $48,096 $43,983 $368,634 $352,099 $4,717 $11,818 $0.048 $0.094 $30,000 $2,890 $3,377 $6,267 $7,221 $7,999 $10,680 $19,944 $9,725 $19,166 $194,067 $184,646 $147,392 $140,222 $30,000 $2,890 $3,478 $6,368 $7,334 $8,122 $10,683 $20,446 $9,917 $19,658 $202,915 $193,174 $146,885 $141,736 $30,000 $2,890 $3,582 $6,472 $7,451 $8,249 $11,089 $20,961 $10,110 $20,163 $212,143 $202,091 $150,392 $143,266 $30,000 $2,890 $3,690 $6,580 $7,571 $8,379 $11,298 $21,489 $10,307 $20,681 $221,789 $211,415 $151,013 $144,808 $30,000 $2,890 $3,800 $6,691 $7,881 $8,851 $11,509 $22,032 $10,319 $21,062 $232,056 $221,313 $153,571 $146,461 $30,000 $2,890 $3,014 $6,805 $11,723 $22,588 $10,519 $21,607 $242,593 $231,505 $155,115 $148,025 ‘$30,000 $2,890 $4,032 $6,022 $8,140 $9,133 $11,940 $23,158 $10,722 $22,166 $253,605 $242,160 $156,672 $149,602 $30,000 $2,890 $4,153 $7,043 $8,276 $9,261 $12,159 $23,744 $10,926 $22,739 $265,113 $253,300 $158,244 $151,193 $30,000 $2,890 $4277 $7,168 $8,415 $9,433 $12,381 $24,345 $11,133 $23,328 $277,141 $264,946 $159,829 $152,796 $1,306,850 $1,455,735 $1,606,127 $1,758,040 $1,911,611 $2,066,726 $2,223,398 $2,381,642 $2,541,471 $1,270,769 $1,412,507 $1,555,773 $1,700,581 $1,847,042 $1,995,067 $2,144,669 $2,205,862 $2,448,658 $38,036 $74,117 $0.969 $0.921 $0.736 $0.700 $0.530 $0.486 $63,979 $58,580 $48,587 $44,486 $417,220 $396,586 $6,258 $14,377 $0.049 $0.096 $45,313 $88,541 $1.005 $0.957 $0.738 30.702 $0.550 $0.505 $06,688 $61,317 $49,078 $44,990 $406,208 $441,576 $7,045 $16,777 $0.049 $0.097 $52,480 $102,834 $1.043 $0,094 $0.740 $0.705 $0571 $0524 $69,923 $64,174 $49,569 $45,494 $515,868 $487,070 -$9,778 $19,020 $0.050 $0.099 $59,540 $116,990 $1.083 $1.032 $0.742 0.707 $0.593 $0.545 $73,088 $87,155 $50,062 $45,998 $565,920 $533,068 $11,757 $21,104 $0.050 80.101 $68,368 $130,938 $1.125 $1.073 $0,745 $0.710 $0616 $0.567 $76,497 $70,353 $50,625 $46,559 $616,554 $579,626 $13,954 $22,073 $0.050 $0.102 $73,004 $144,753 $1.168 $1.114 $0.747 $0.713 $0.639 $0.589 $79,942 $73,601 $51,115 $47,061 $067,669 $626,687 ~$16,296 $24,686 0.051 $0.104 $79,718 $158,447 $1.212 $1.157 $0.740 $0.715 $0.663 $0611 $83,535 $76,990 $51,607 ‘$47,563 $719,276 $674,251 $18,783 $26,242 $0.051 $0,106 $86,240 $172,020 $1258 $1.202 $0,751 $0.718 $0.688 $0.635 $87,283 $80,527 $52,099 $48,086 $771,374 $722,317 $21,416 $27,641 $92,660 $185,473 $1.306 $1.249 $0.753 $0.720 90.714 $0.659 $91,192 $84,218 $52,591 $48,569 $823,965 ‘$770,886 ~$24,197 $28,883 $0.052 $0.110 $30,000 $2,890 $4,408 $7,296 $12,604 $24,061 $11,341 $23,931 $289,710 $277,121 $161,428 $154,413 ‘$2,702,898 $2,603,071 $98,980 $108,808 $1356 $1.27 $0.756 $0,723 $0.741 $0.685 $95,260 $88,069 $53,084 $49,072 $877,050 $819,058 $27,125 $29,067 $0.053 90.112 ‘$30,000 $2,890 $4,538 $7,428 $8,707 $9,751 $12,830 $25,583 $11,551 $24,549 $302,845 $289,847 $163,040 $156,042 $2,865,930 $2,759,113 $105,199 $212,024 $1.408 $1.347 0.758 80.725 $0.769 90.711 $99,521 $92,087 $53,578 $49,576 $930,628 $869,534 $30,201 $30,692 $0.054 90.114 $30,000 $2,890 $4,674 $7,564 ‘$8,860 $9,917 $13,058 $26,241 $11,763 $25,184 $316,572 $303,151 $164,667 $157,686 $3,030,605 $2,916,799 $111,317 $225,123 $1,462 $1.400 $0.760 $0.728 $0.797 $0.738 $103,955 $96,280 $84,073 ‘$50,080 $964,701 $919,615 $33,426 $31,660 90.054 90.116 RED DEVIL Sys. Losses 1999 = Diesel Generation Sys. Losses 2020= Load Factor = Avg. Eligible PCE kwh Sold as % of Total = Year 2001 2002 1. Load Requirements kWh Sales 130,887 132,354 kWh Generated 149,647 150.884 KW Demand uM uM 2. Expenses ‘kWh Gal 67 70 Gal Fuel 22,335 21,458 Fuel Cost $/Gal $1.75 $1.82 Fuel Cost $30,087 $30,054 Fuel Cost$wh $0.261 $0.259 Variable Non-Fuel Costs $/kwh $0.232 $0.24 Variable Non-Fuel Costs $30,366 $31,934 Fixed Non-Fuel Costs $/wh $0.348 $0.36 Fixed Non-Fuel Costs $45,549 $47,902 Total Non-FuelCost $75,014 $70,836 Total Power Generation Expenses $115,001 $118,889 2.8 Present Worth (PW) Expenses PW Factor 1,000 0.966 PW Total Expenses $115,001 $114,669 Accumutated PW Total Expenses $115,001 $229,871 3. Power Costs & PCE Payments 3.0. Power Costs Avg. Costikwh $0.879 © $0.898 PW Avg Cost/kwh $0.879 © $0.868 3.b. PCE Payments PCE Payment $/kwh $0.390 $0.40 PCE Payment $24,094 $25,216 PW PCE Payments $24,094 $24,364 Accumulated PW PCE Payments $24,094 $48,457 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery 9 0 Jacket Water + 0 0 Exhaust Stack Recovery (E.S) (Diese! Fuel Gal Equivalent) Jacket Water Recovery 0 ° Jacket Water + ES. 0 0 Capital Investment Jacket Water Recovery $0 $0 ES. $0 $0 Total Capital invest. Jacket Water + E.£ $0 so Debt Service Jacket Water, 5% @15 yrs $0 $0 ES, 5% @6 yrs $0 $0 Total Debt Service Jacket Water + E.S $0 $0 O&M cket Water @ 6% of Investment + Infle $0 $0 ES. @ 10% of Investment + Inflation $0 $0 Total Expenses Heat Recovery Jacket Water $0 $0 Jacket Water +E.S. so ‘so Year 2001 2002 15.00% 8.00% os 47% 2003 133,824 152,113 35 74 20,659 $189 $39,103 $0.257 $0.25 $33,581 $0.38 $50,371 $83,952 $123,054 0.934 $114,873 $344,743 $0.920 $0,858 $0.42 $26,389 $24,634 $73,082 co Bes sg seg 888 2004 135,295 153,334 35 7 19,927 $197 $39,227 $0.256 $0.26 $35,308 $0.39 $52,962 $88,269 $127,496 0.902 $114,994 $459,737 $0.942 ‘$0.850 $0.43 $27,613 $24,905 $97,997 Bee sg seg 888 kWhgal year 2001 = kwhvgal year 2020 = Avg. PCE per kwh sold = 2005, 136,768 154,548 35 80 19,255 $2.05 $39,420 $0.255 $0.27 $37,120 $0.41 $55,680 ‘$92,800 $132,220 0.871 $115,222 $574,959 $0.067 $0.842 $0.45 $28,890 $25,176 $123,173 840 1,437 6,084 10,070 $4,184 $2,092 $6,276 $324 $727 $251 $654 $533 2006 138,244 155,755, «6 84 18.636 $2.13 $39,678 $0255 $0.28 $39,021 $0.42 $58,532 $97,553 $137,231 0.842 $115,545 $690,504 $0.993 $0.836 $0.46 $30,224 $25,448 $148,621 794 1,372 5,751 9,608 $4,184 $2,092 $6,276 $324 $727 $259 $215 $539 2006 67 13 $0.39 2007 139,721 156,953 % 87 18,062 $2.21 $39,996 $0.255 $0.29 $41,016 $0.44 $61,523 $102,530 $142,535 0814 $115,952 $808,456 $1.020 $0.830 $0.48 $31,616 $25,720 $174,341 751 1,312 5,440 9,179 $4,184 $2,002 $6,276 $324 $727 $546 2007 2008 141,201 158,145 3 90 17,531 $2.30 $40,371 $0.255 $0.31 $43,108 $0.46 $64,662 $107,770 $148,141 0.786 $116,438 Est Year 2001 Fuel Cost $/gal Est. 2001 Non-Fuel Cost $/kwh, Sales Variable Costs @ 40% NFC Fixed Costs at 60% NFC = 2008 2010 2011 142,682 144,166 = 145,652 159,328 160,505 161,674 «6 v7 7 94 o7 10.0 17,036 16,574 16,142 $2.38 $2.49 $2.59 $40,800 $41,262 $41,814 $0.256 $0.257 $0,259 $0.32 $0.33 $0.34 $45,303 $47,605 = $50,019 $0.48 $0.50 $0.52 $67,954 $71,407 $75,029 $113,257 $119,012 $125,048 $154,057 $160,204 $166,863 0.759 0.734 0.708 $116,003 $117,613 $116,292 $1.75 $0.58 $0.23 $0.35 2012 147,140 162,635 7 10.3 15,737 $2.60 $42,396 $0.260 $0.36 $52,552 $0.54 $78,827 $131,378 $173,775 0.685 $119,026 $922,894 $1,039,887 $1,157,500 $1,275,782 $1,304,818 $1,049 $0.825 $0.50 $33,069 $25,992 $200,333 714 1,255 5,150 8,779 $4,184 $2,092 $6,276 $324 $727 $274 $877 $552 $1,080 $0.620 $0.51 $34,586 $26,265 $226,598 673 1,202 4879 8,405 $4,184 $2,092 $6,276 $403 $324 $727 $283 $235 $559 2009 $1.112 $0.816 $0.53 $36,169 $26,538 $253,136 638 1,153 4624 8,055 $4,184 $2,082 $6,276 $324 $727 $291 $243 2010 $1.146 $0.812 $0.55 $37,820 $26,812 $270,948 1,108 4.384 7,726 $4,164 $2,092 $6,276 ‘$403 $324 $727 $300 $250 $703 $574 2011 $1,181 $0,809 $0.57 $39,544 $27,086 $307,033 574 1,062 4,158 7415 $4,184 $2,092 $6,276 $324 $727 $257 $712 $581 2012 2013 148,630 163,988 7 10.7 15,356 $2.80 $43,025 $0.262 $0.37 $55,207 $0.56 $82,811 $138,018 $161,043 0.662 $119,811 Fuel Inflaction Factor General inflation Factor Discount Rate 2014 2015 150,122 151,616 165,134 166,272 3 3 11.0 11.3 14,998 14,660 $2.91 $3.03 $43,702 $44,425 $0,265 $0.267 $0.39 $0.40 $57,092 $60,012 $0.58 $0.60 $86,088 $91,367 $144,979 $152,279 $188,681 $196,704 0.630 0.618 $120,643 $121,520 40% 3.0% 3.5% 2016 153,112 167,402 c W7 14,340 $3.15 $45,195 $0270 $0.42 $63,973 $0.63 $95,960 $159,933 $205,128 0.597 $122,439 2017 184,611 168,526 3 12.0 14,038 $3.28 $46,012 80.273 $0.43 $67,183 $0.65 $100,775 $167,958 $213,970 0.577 $123,308 $1,514,629 $1,635,272 $1,756,793 $1,879,232 $2,002,620 $1218 $0.806 $0.59 $41,343 $27,360 $334,393 544 1,021 3,944 7,122 $5,594 $2,797 $8,391 $539 $433 $972 $280 $875 $712 2013 $1.257 $0.804 $0.61 $43,219 $27,634 $362,028 516 3,741 6,845 $5,594 $2,797 $8,301 $539 $433 $972 $268 $885 $721 2014 $1,207 $0.802 $0.63 $45,177 $27,909 $389,037 490 945 3,548 6,583 $5,594 $2,797 $8,391 $539 $433 $072 $297 $720 2015 $1.340 $0.800 $0.65 $47,219 $28,185 $418,122 464 810 3,365 6,333 $5,594 $2,797 $8,301 $539 $433 $972 $367 $908 $738 2016 $1,384 $0,798 $0.68 $49,351 $26,461 $446,583 440 876 3,190 6,096 $5,504 $2,797 $8,301 $433 $972 $378 $318 $917 $748 2017 Waste Heat - Investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 156,111 157,613 169,641 170,747 39 38 123 12.7 13,751 13,478 $3.41 $3.55 $46,874 $47,783 $0276 $0.280 $0.45 $0.47 $70,549 $74,078 $0.68 $0.70 $105,823 $111,115 $176,371 $185,101 $223,245 $232,974 0.557 0.538 $124,303 $125,424 $2,127,023 $2,252,447 $1.430 $1.478 90.797 80.796 $0.70 $0.72 $51,573 $53,802 $28,737 $20,013 $475,320 $504,333 47 305 B44 814 3,023 2,863 5,869 6,653 $5,594 $5,504 $2,787 $2,787 $8,391 $8,301 $539 $539 $433 $433 $972 $972 $389 $401 $324 $334 $928 $040 $757 $767 2018 2019 $100 $150 2020 159,118 171,847 39 13.0 13,219 $3.69 $48,738 $0.284 $0.49 $77,775 $0.73 $116,663 $194,438 $243,176 0.520 $126,489 $2,378,936 $1.28 $0.795 $0.75 $56,311 $29,290 $533,623 374 784 2,710 5,447 $5,594 $2,797 $8,301 $539 $433 $972 $413 $777 District Heating System Capital investment $0 Dett Service @ 5%, 15 Years $0 O&M at 10% of Investment + inflation so Total Expenses District Heating $0 tal Expenses Waste Heat+ District Heating Jacket Water $0 Jacket Water +E.S. so Waste Heat Sales Jacket Water so Jacket Water +E S. so Net Income Jacket Water $0 Jacket Water +E S. $0 5. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $115,001 Jacket Water +E.S, $115,001 PW Total Expenses Jacket Water $115,001 Jacket Water +E.S. $115,001 Accumulated PW Total Expenses Jacket Water $115,001 Jacket Water +E.S. $115,001 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +E.S. so 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs ‘Avg. Costikwh Jacket Water $0.879 Jacket Water +E S. $0879 PW Avg Cost/kwh Jacket Water $0879 Jacket Water +E.S. $0879 6b PCE Payments PCE Payment S/cwh Jacket Water $0.390 Jacket Water +E S. $0.390 PCE Payments Jacket Water $24,094 Jacket Water +E.S. $24,094 PW PCE Payments Jacket Water $24,094 Jacket Water +E.S. $24,094 Accumulated PW PCE Payments Jacket Water $24,094 Jacket Water +E S. $24,094 Accumutated P.W of PCE Savings Jacket Water $0 Jacket Water +E S. so 7. Potential Rate Reductionkwh From Sales of Waste Heat Jacket Water $0 Jacket Water +ES. $0 sess $s ss ss $118,689 $118,889 $114,869 $114,669 $229,871 $229,871 s0 $0 $0.898 $0.698 $0868 0.668 0.404 $0404 $25,216 $25,216 $24,364 $24,364 $48,457 $46,457 $0 $o ss ssss ss $0 $0 $123,054 $123,054 $114,873 $114,873 $344,743 $344,743 $o so $0.920 $0.920 $0858 $0.858 $0418 $0.418 $26,389 $26,389 $24,634 $24,634 $73,092 $73,092 $0 $0 ss BSss $s ss $0 $0 $127,496 $127,496 $114,994 $114,994 $459,737 $459,737 $0 $0 $0.942 $0,942 $0.850 $0.850 $0.432 $0432 $27,613 $27,613 $24,905 $24,905 $97,997 $97,997 $0 $0 $30,000 $2,890 $3,000 $5,890 $6544 $7,077 $12 456 $20616 $11,802 $20,083 $120.418 $112,137 $104,937 $97,721 $564,675 $557,458 $10,285 $17,501 $0.680 $0,620 $0,767 0.714 $0.392 30.334 $25,288 $21,575 $22,037 $16,801 $120,034 $116,796 $3,139 $6,375 $0.086 $0 147 $30,000 $2,890 $3,090 $5,980 $6 642 $7,181 $12 244 $20 457 $11 582 $19,918 $125,649 $117,313 $105,793 $98,774 $670,468 $656,232 $20,036 $34,272 $0,909 $0.849 $0.765 $0714 $0414 $0356 $26,997 $23,259 $22,731 $19,584 $142,765 $136,382 $5,856 $12,230 $0084 $0144 $30,000 $2,890 $3,183 $6,073 $6,742 $7,288 $12,046 $20,325 $11,377 $19,780 $131,158 $122,755 $106,697 $99,862 $777,165 $756,094 $29,201 $50,362 $0.939 $0.879 90.764 $0.715 90.436 $0.379 $28,754 $24,086 $23,391 $20,326 $166,156 $156,708 $8,185 $17,633 $0.081 $0 142 $30,000 $2,890 $3,278 $6,168 $6,846 $7,398 $11,861 $20,217 $11,183 $19,665 $136,958 $128,476 $107,648 $100,061 $884,813 $857,075 $38,081 $65,819 $0970 $0.910 $0.762 $0715 90.450 $0.402 $30,565 $26,762 $24,024 $21,035 $190,180 $177,743 $10,153 $22,591 $0.079 $0.139 $30,000 $2,890 $3,377 $6,267 $6,952 $7,512 $11,685 $20,131 $10,999 $19,572 $143,058 $134,485 $108,640 $102,130 $30,000 $2,890 $3,478 $6,368 $7,062 $7,628 $11,518 $20,063 $10,824 $19,497 $149,471 $140,797 $109,671 $103,307 $30,000 $2,890 $3,582 $6,472 $7,175 $7,749 $11,357 $20,013 $10,654 $19,439 $156,209 $147,424 $110,739 $104,511 $30,000 $2,890 $3,690 $6,560 $7,292 $7,873 $11,201 $19,977 $10,489 $19,396 $163,285 $154,378 $111,641 $105,741 $30,000 $2,890 $3,800 $6,691 $7,565 $8,278 $11,049 $19,956 $10,175 $19,243 $170,868 $161,800 $113,078 $107,076 $30,000 $2,890 $3,914 $6,805 $7,689 $8,410 $10,900 $19,946 $10,015 $19,225 $178,666 $169,456 $114,240 $108,351 $993,452 $1,103,124 $1,213,663 $1,325,704 $1,438,782 $1,553,022 $959,205 $1,062,512 $1,167,024 $1,272,764 $1,370,841 $1,488,191 $46,434 $80,682 $1.003 $0.943 90.761 $0716 $0.482 $0.425 $32,436 $28,592 $24,632 $21,713 $214,812 $199,456 $11,786 $27,142 $0.077 $0.137 $54,376 $94,067 $1,037 $0.977 $0.761 $0.717 $0505 $0.448 $34,371 $30,482 $25,219 $22,366 $240,031 $221,821 $13,105 $31,315 $0.075 $0.135, $61,929 $108,768 $1072 $1012 80.760 90.718 $0.529 $0.472 $36,377 $32,437 $25,788 $22,995 $265,819 $244,817 $14,128 $35,131 $0.073 90.133 $69,113 $122,053 $1.110 $1.049 $0.760 90.719 $0.554 $0.496 $36,457 $34,463 $26,341 $23,605 $292,160 $268,422 $14,873 $38,611 $0.071 $0.132 $75,847 $134,788 $1,150 $1,089 $0.761 $0.720 $0.580 $0.522 $40,686 $36,620 $26,925 $24,234 $319,086 $292,656 $15,307 $41,737 $0.068 $0.129 $82,251 $147,081 $1.190 $1.120 $0.761 $0.722 $0.606 $0.548 $42,931 $38,802 $27,450 $24,810 $346,536 $317,466 $15,491 $44,561 $0,067 $0.128 $30,000 $2,890 $4,032 $6,922 $7,817 $8,547 $10,752 $19,948 $9,857 $19,218 $186,847 $177,486 $116,431 $100,647 ‘$30,000 $2,890 $4,153 $7,043 $7,949 $8,687 $10,604 $19,959 $9,698 $19,221 $195,430 $185,907 $116,650 $110,966 ‘$30,000 $2,890 $4277 $7,168 $8,084 $8,832 $10,455 $19,980 $9,539 $19,232 $204,431 $194,738 $117,897 $112,307 $1,668,452 $1,785,103 $1,902,999 $1,597,839 $1,708,805 $1,821,111 $88,340 $158,954 $1.232 $1.171 $0.761 $0.723 $0633 $0574 $45,266 $41,069 $27,965 $25,372 $374,501 $342,838 $16,436 $47,099 $94,129 $170,427 $1276 $1214 $0.762 $0.725 $0,660 $0601 $47,697 $43,427 $28,470 $25,921 $402,971 $368,759 $15,151 $49,363 $0.063 $0.126 $99,630 $181,518 $1,322 $1.260 $0.763 90.726 90.688 $0.629 $50,227 $45,880 $28,966 $26,459 $431,937 $305,218 $14,646 $51,364 $0.062 90.124 $30,000 $2,890 $4,406 $7,296 $8,224 $8,961 $10,305 $20,007 $9,376 $19,250 $213,869 $203,095 $119,169 $113,667 $2,022,168 $1,934,778 $104,855 $192,244 $1370 $1.307 $0.763 $0.728 $0.717 $0657 $52) $48,435 $20,455 $26,988 $461,382 $422,208 $13,928 $53,113 $0.060 $0.123 $30,000 $2,890 $4,538 $7,428 $8,368 $9,134 $10,151 $20,042 $9.211 $19,275 $223,763 $213,699 $120,465 $115,047 $2,142,633 $2,049,825 $109,814 $202,621 $1420 $1356 $0.764 $0.730 $0.747 $0687 $55,608 $51,095 $29,937 $27,508 $491,329 $449,714 $13,004 $54,819 $0.058 $0.122 $30,000 $2,890 $4,674 $7,564 $8,516 $9,293 $9,993 $20,082 $9,042 $19,308 $234,134 $223,871 $121,786 $116,448 $2,264,419 $2,166,273 $114,517 $212,663 $1471 $1407 $0.765 $0.732 $0.779 $0717 $58,470 $53,868 $30,414 $28,020 $521,743 $477,734 $11,881 $55,890 $0.057 $0.121 SLEETMUTE Diesel Generation Year 1. Load Requirements kWh Sales kWh Generated kW Demand 2. Expenses kWh Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$Awh Variable Non-Fuel Costs $/wh Variable Non-Fuel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FueiCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses: PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.8. Power Costs Avg. Costikwh PW Avg Costiwh 3.b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (ES) (Diese! Fuel Gal Equivalent) Jacket Water Recovery Jacket Water + ES. Capital Investment Jacket Water Recovery ES. Fotal Capital Invest. Jacket Water + E.£ Debt Service Jacket Water, 5% @15 yrs ES, 5% @6 yrs Total Debt Service Jacket Water + E.S O&M cket Water @ 6% of Investment + Infle ES. @ 10% of Investmert + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E.S. Year Sys. Losses 1999 = Sys. Losses 2020= Load Factor = Avg. Eligible PCE kwh ‘Sold as % of Total = 2001 2002 189,454 191,048 216,609 218,821 49 50 92 o4 23,544 23,279 $1.64 $1.71 $38,613 $39,704 $0178 ©$0.181 $0.232 $0.24 $43,953 $46,313 $0.348 $0.36 $65,930 $69,470 $109,883 $115,783 $148,496 $155,487 1,000 0.966 $148,496 $150,229 $148,496 $298,726 $0.784 ©$0.810 $0.784 = $0.783 $0.390 $0.40 $44,332 $46,488 $44,332 $44,916 $44,332 $80,248 oO 0 oO 0 oO 0 oO o $0 $0 $o $o $0 $0 so so $o $o so so so so so so $0 $o so so 2001 2002 15.00% 8.00% 05 60% 2003 194,429 221,001 50 96 23,021 $1.77 $40,835, $0.185 $0.25 $48,788 $0.38 $73,182 $121,971 $162,806 0.934 $151,981 $450,707 $0.837 $0,782 $0.42 $48,737 $45,496 $134,744 eo eo Eee se see 888 2004 196,898 223,151 51 98 22,771 $1.84 $42,007 $0. 188 $0.26 $51,384 $0.39 $77,076 $128,460 $170,467 0.902 $153,751 $604,458 $0,866 $0.781 $0.43 $51,083 $46,074 $180,819 oo oo Bee eg seg 888 Est. Year 2001 Fuel Cost $/gal $1.64 kWhigal year 2001 = 92 Est. 2001 Non-Fusl Cost $/kwh,Sales $0.58 Fuel Inflaction Factor 40% Waste Heat - Investment per KW kWhygal year 2020. = 13 Variable Costs @ 40% NFC $0.23 General inflation Factor 3.0% Jacket Water ‘$100 Fixed Costs at 60% NFC . $0.35 Discount Rate 3.5% Jacket Water + Stack Heat $150 ‘Avg. PCE per kwh sold = $0.30 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 199.354 = 201,799 = 204,230 206,649 = 209,056 9 211,451 = 213,832. 216,202 218,559 220,903 223,235 225,555 227,862 230,157 232,439 234,708 225.270 = 227,360 «= 229,418 9. 231,447 233,446 = 235,415 = 237,354 =. 239,284 9 241,143 242,993 244,814 246,607 248,370 250,104 251,809 253,486 51 52 52 53 53 54 54 55 55 55 56 56 57 57 57 58 100 102 10.4 106 108 11.0 11.2 14 116 118 12.0 122 12.4 128 128 13.0 22,527 22,290 22,059 21,835, 21,615 21,401 21,192 20,988 20,788 20,593 20,401 20,214 20,030 19,850 19,673 19,499 $192 $2.00 $2.08 $2.16 $2.24 $2.33 $2.43 $2.52 $2.63 $2.73 $2.84 $2.95 $3.07 $3.19 $3.32 $3.46 $43,220 $44,476 $45,776 $47,122 $48,515 $49,956 $51,446 $52,980 $54,583 $56,233 $57,938 $59,702 $61,525 $63,410 $65,359 $67,373 $0.192 $0.196 $0.200 $0.204 $0.208 $0.212 $0.217 $0.221 $0.226 $0.231 $0.237 $0.242 $0.248 $0.254 ‘$0.260 $0.266 $0.27 $0.28 $0.28 $0.31 $0.32 $0.33 $0.34 $0.36 $0.37 $0.39 $0.40 $0.42 $0.43 $0.45 $0.47 $0.49 $54,106 $56,960 $50,953 $63,089 $66,377 $69,823 $73,433 $77,217 $81,181 $85,334 $89,684 $94,241 $99,013 $104,011 $109,244 $114,723 $041 $0.42 $0.44 $0.46 $0.48 $0.50 $0.52 $0.54 $0.56 $0.58 $0.60 $0.63 $0.65 $0.68 $0.70 $0.73 $81,159 $85,441 $89,929 $94,634 = $99,565 $104,734 $110,150 $115,826 $121,772 $128,001 $134,527 $141,362 $148,520 $156,016 $163,866 $172,085 $136,265 $142,401 $149,881 $157,723 $165,042 $174,557 $183,584 $193,043 $202,954 $213,335 $224,211 $235,603 $247,533 $260,027 $273,110 $206,808 $176,485 $186,877 $195,657 $204,845 $214,457 $224,513 $235,030 $246,032 $257,537 $269,568 $282,149 $295,305 $300,058 $323,438 $336,469 $354,181 0.871 0.842 0.814 0.786 0.759 0.734 0.708 0.685 0.662 0.639 0618 0.597 0.577 0.557 0.538 0.520 $155,530 $157,346 $159,167 $161,006 $162,861 $164,732 $166,617 $168,518 $170,434 $172,363 $174,307 $176,265 $178,236 $180,221 $182,218 $184,229 $759,997 $917,343 $1,076,510 $1,237,516 $1,400,377 $1,565,110 $1,731,727 $1,900,245 $2,070,679 $2,243,042 $2,417,349 $2,593,614 $2,771,849 $2,952,070 $3,134,288 $3,318,518 $0.895 $0.926 $0.958 $0.991 $1,026 $1.062 $1,099 $1,138 $1.178 $1.220 $1.264 $1.309 $1.356 $1.405 $1.456 $1.509 $0.780 $0.780 $0.779 90.779 $0.779 $0.778 $0.79 $0.779 $0.780 $0.780 $0,781 $0.781 $0.782 $0.783 $0.784 $0.785 $0.45 $0.46 $0.48 $0.50 $0.51 $0.53 $0.55 $0.57 $0.59 $0.61 $0.63 $0.65 $0.68 $0.70 $0.72 $0.75 $53,531 $56,084 $58,746 $61,522 $64,417 $67,436 $70,582 $73,862 $77,280 $80,643 $84,556 $88,425 $92,456 $96,655 $101,030 $105,587 $46,649 $47,221 $47,700 $48,356 © $48,919 $49,480 $50,037 $50,501 $51,143 $51,691 $52,237 $52,780 $53,320 $53,857 $54,391 $54,922 $227,467 $274,688 $322,478 $370,834 $419,753 $469,233 $519,269 $569,661 $621,003 $672,695 $724,932 $777,712 $831,031 $884,888 $939,279 $994,201 645 823 801 779 758 737 nN7 697 678 659 640 622 604 586 569 552 1,545 1,515 1,486 1,457 1,429 1,402 1,375 1,349 1,323 1,298 1,274 4,249 1,226 1,202 1,160 1,157 6,126 5,963 5,802 5646 5,493 5,343 5,196 5,052 4912 4774 4638 4,505 4375 4,247 4,121 3,998 10,789 10,577 10,369 10,166 9,967 9,773 0,583 9,397 9.215 9,036 6,861 8,690 6.521 8,356 6,194 8,034 $6,148 $6,148 $6,148 $6,148 $6,148 $6,148 $6,148 $6,148 $8,251 $8,251 $8,251 $8,251 $8,251 $8,251 $6,251 $8,251 $3,074 $3,074 $3,074 $3,074 $3,074 $3,074 $3,074 $3,074 $4,126 $4,126 $4,126 $4,126 $4,126 $4,126 $4,126 $4,126 $9,222 $9,222 $9,222 $9,222 $9,222 $9,222 $9,222 $9,222 $12,377 $12,377, $12,377. $12,377 $12,377 $12,377 $12,377 $12,377 $592 $592 $592 $592 $592 $502 $592 $592 $795 $795 $795 $795 $796 $795 $795 $795 $476 $476 $476 $476 $476 $476 $476 s476 $638 $638 $638 $638 $638 ‘$638 $638 $638 $1,068 $1,068 $1,068 $1,068 $1,068 $1,068 $1,068 $1,068 $1,433 $1,433 $1,433 $1,433 $1,433 $1,433 $1,433 $1,433 $369 $380 $301 $403 $415 $428 $440 $454 $495 $510 $525 $541 $557 $574 $591 $609 $307 $317 $326 $336 $346 $356 $367 $378 $413 $425 $438 $451 $464 ‘$478 $493 $507 $961 $972 $984 $995 $1,008 $1,020 $1,033 $1,046 $1,290 $1,305 $1,320 $1,336 $1,362 $1,369 $1,386 $1,404 $783 $792 $802 $812 $822 $832 $843 $854 $1,051 $1,063 $1,076 $1,069 $1,103 $1,117 $1,131 $1,146 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 District Heating System Capital investment $0 $0 Dett Service @ 5%, 15 Years so so O&M at 10% of Investment + inflation $0 so Total Expenses District Heating $o $o tal Expenses Waste Heat+ District Heating Jacket Water $0 $0 Jacket Water +E.S. so so Waste Heat Sales Jacket Water $0 $0 Jacket Water +€.S. $o so Net Income Jacket Water $0 $0 Jacket Water +E S. $0 $0 5. Total Generation Expenses Minus Net income from Waste Heat Sales Jacket Water $148,496 $155,487 Jacket Water +E.S. $148,496 $155,487 PW Total Expenses Jacket Water $148,496 $150,229 Jacket Water +E S. $148,496 $150,229 Accumulated PW Total Expenses Jacket Water $148,496 $298,726 Jacket Water +E.S. $148,496 $298,726 Accuruiated PW Savings From Waste Heat Sales Jacket Water $0 $0 Jacket Water +E.S, $0 $o 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs Avg. Costhkwh Jacket Water $0784 $0810 Jacket Water +E.S. $0784 $0810 PW Avg Costkwh Jacket Water $0784 $0783 Jacket Water +E.S. $0.784 = $0.783 6b. PCE Payments PCE Payment $/xwh Jacket Water $0.390 $0.404 Jacket Water +E.S. $0390 $0.404 PCE Payments Jacket Water $44,332 $46,488 Jacket Water +E.S, $44,332 $46,488 PW PCE Payments Jacket Water $44,332 $44,916 Jacket Water +E.S. $44,332 $44,916 Accumulated PW PCE Payments: Jacket Water $44,332 $89,248 Jacket Water +E.S. $44,332 $89,248 Accumulated P.\W of PCE Savings Jacket Water $0 $0 Jacket Water +E S. $0 $0 7. Potential Rate Reductionkwh From Sales of Waste Heat Jacket Water so $0 Jacket Water +ES. so so $s $0 $0 $162,806 $162,806 $151,981 $151,981 ‘$450,707 $450,707 $0 so $0.837 $0837 $0782 $0,782 $0418 90.418 $48,737 $48,737 $45,496 $45,496 $134,744 $134,744 $0 ‘$0 ss ss sees es so $0 $170,487 $170,487 $153,751 $153,751 $604,458 $604,458 $0 $0 $0,868 $0. 866 $0.781 $0.781 $0.432 $0.432 $51,083 $51,083 $46,074 $46,074 $180,819 $180,819 $0 so $30,000 $2,890 $3,000 $5,890 $6,651 $7,635 $11.754 $20 700 $10,793 $19,917 $167,692 $158,568 $146,134 $138,183 $750,592 $742,640 $9,405 $17,357 $0.41 90.795 $0.733 $0.693 90.444 $0.401 $53,168 $47,968 $46,332 $41,800 $227,151 $222,619 $316 $4,849 $0054 $0 100 $30,000 $2,890 $3,080 $5,980 $6 953 $7,745 $11.897 $21 104 $10.925 $20.311 $175,952 $166,666 $148,147 $140,244 $30,000 $2,890 $3,163 $6,073 $7,057 $7,858 $12,041 $21,516 $11,057 $20,715 $184,600 $174,943 $150,173 $142,316 $898,739 $1,048,912 $882,884 $1,025,201 $18,604 $34,458 $0.872 $0.625 $0.734 $0.695 $0.462 $0418 $55,990 $50,640 $47,142 $42,637 $274,293 $265,256 $395 $9,432 $0 054 $0101 $27,598 $51,310 $0.904 $0.857 $0.735 $0.697 $0.481 $0.436 $58,939 $53,434 $47,947 $43,468 $322,240 $308,724 $238 $13,754 $0 054 $0 101 $30,000 $2,890 $3,278 $6,168 $7,164 $7,975 $12,184 $21,939 $11,189 $21,127 $193,656 $163,718 $152,212 $144,400 $30,000 $2,890 $3,377 $6,267 $7,274 $8,096 $12,328 $22,371 $11,321 $21,549 $203,136 $192,908 $154,264 $146,497 $30,000 $2,890 $3,478 $6,368 $7,368 $8,220 $12,472 $22,812 $11,452 $21,980 $213,061 $202,533 $156,330 $148,604 $30,000 $2,890 $3,582 $6,472 $7,505 $8,348 $12.614 $23,264 $11,581 $22,421 $223,449 $212,609 $158,407 $150,723 $30,000 $2,890 $3,690 $6,580 $7,626 $8,480 $12,756 $23,725 $11,710 $22,871 $234,322 $223,161 $160,498 $152,853 $30,000 $2,890 $3,800 $6,691 $7,981 $9,032 $12,896 $24,195 $11,606 $23,144 $245,931 $234,393 $162,753 $155,117 $30,000 $2,890 $3,914 $6,805 $8,100 $9,173 $13,035 $24,675 $11,730 $23,612 $257,838 $245,056 $164,863 $157,265 ‘$30,000 $2,890 $4,032 $6,922 $8,242 $9,318 $13,172 $25,165 $11,852 $24,089 $270,297 $258,060 $166,985 $159,425 $30,000 $2,890 $4,153 $7,043 $8,379 $9,468 $13,307 $25,065 $11,971 $24,576 $283,334 $270,729 $169,119 $161,596 $30,000 $2,890 $4,277 $7,168 $8,520 $9,622 $13,439 $26,174 $12,087 $25,072 $296,972 $283,987 $171,265 $163,777 $1,201,123 $1,355,388 $1,511,717 $1,670,124 $1,830,622 $1,993,375 $2,158,237 $2,325,222 $2,494,342 $2,665,607 $1,169,601 $1,316,097 $1,464,702 $1,615,424 $1,768,278 $1,923,395 $2,080,660 $2,240,085 $2,401,680 $2,565,457 $36,303 $67,015 $0.037 ‘$0.689 $0.737 $0.699 $0.500 90.455 $62,019 $56,354 $48,746 $44,294 $370,086 $353,018 -$152 $17,816 $0.054 $0 102 $44,990 $84,280 $0.972 $0.923 $0.738 $0,701 $0.520 $0474 $65,236 $59,406 $49,541 $45,113 $420,527 $396,132 $774 $21,622 $0.054 $0.103 $53,392 $100,408 $1.008 $0.958 $0.730 $0.703 90.541 $0.493 $50,331 $45,028 $470,658 $444,059 -$1,625 $25,173 30.054 $0.104 $61,603 $116,302 $1.045 30.994 $0741 $0.705 $0.562 90.514 $72,105 $65,927 $51,117 $46,737 $521,975 $490,796 -$2,706 $28,473 $0.054 $0.105 $69,623 $131,068 $1,084 $1.032 $0.742 $0.707 $0.584 $0,535 $75,770 $69,409 $51,690 $47,541 $573,874 $536,337 $4,013 $31,523 $0.054 $0.108 $77,304 $147,284 $1.125 $1.072 $0.745 $0.710 $0.608 $0.558 $79,729 $73,152 $52,763 $48,411 $626,637 $586,748 -$5,633 $34,255 $0.053 $0.108 $84,805 $162,382 $1.167 $1.113 $0.748 $0.712 $0.632 $0.581 $83,725 $76,952 $53,534 $49,203 $680,171 $635,952 ~$7,476 $36,743 $0.053 $0.107 $92,127 $177,264 $1211 $1.156 $0748 $0,714 $0,656 $0.604 $87,897 $80,921 $54,301 $49,992 $734,472 $685,044 -$9,540 $38,088 $0.053 $0.108 $99,272 $191,933 $1256 $1.200 $0.750 $0.716 $0.682 $0.629 $92,253 $85,068 $55,065 $50,776 $789,536 $736,720 $11,625 $40,992 $0.053 $0.109 $106,242 $206,302 $1,303 $1,246 $0.752 90.719 $0.708 $0.654 $96,799 $89,398 $55,625 $51,556 $845,361 $788,276 $14,330 $42,756 $0.053 90.110 ‘$30,000 $2,890 $4,406 $7,296 $8,665 $9,781 $13,568 $26,694 $12,199 $25,577 $311,230 $297,661 $173,424 $165,960 $2,839,031 $2,731,426 $113,030 $1,352 81.204 90.754 $0.721 $0.735 80.680 $101,545 $03,919 $56,581 $52,332 $001,042 $840,608 $17,054 $44,280 $0.053 90.111 ‘$30,000 $2,890 $4,538 $7,428 $8,814 $9,945 $13,693 $27,222 $12,307 $26,001 $326,162 $312,377 $175,593 $168,172 $3,014,624 $2,899,598 $119,665 $234,690 $1.403 $1344 $0.755 $0724 $0.764 $0.707 $106,498 $98,641 $57,334 $53,104 $959,277 $893,712 $19,098 $45,566 $0.053 90.112 $30,000 $2,890 $4,674 $7,564 $8,968 $10,114 $13,614 $27,764 $12,411 $26,615 $341,771 $327,566 $177,774 $170,385 $3,192,397 $3,060,064 $126,120 $248,534 $1.456 $1,396 90.757 $0,726 $0,793 $0,735 $111,667 $103,571 $58,084 $53,873 $1,017,361 $947,586 $23,161 $46,615 90.053 90.113 STONY RIVER Sys. Losses 1999 = Diesel Generation ‘Sys. Losses 2020 = Load Factor 2 Avg Eligible PCE kwh Sold as % of Total = Year 2001 2002 1. Load Requirements kWh Sales 144,412 145,532 kWh Generated 165,111 165,906 KW Demand % xs 2. Expenses kWh Gal 82 Bs Gal Fuel 20,135 19,628 Fuel Cost $/Gal $1.55 $1.61 Fuel Cost $31,210 $31,640 Fuel Cost$fewh $0189 = $0.191 Variable Non-Fusl Costs $/kwh $0232 $0.24 Variable Non-Fuel Costs $33,504 $35,114 Fixed Non-Fuel Costs $/wh $0.348 $0.36 Fixed Non-Fuel Costs $50,255 $52,671 Total Non-FuelCost $83,759 $87,785 Total Power Generation Expenses $114,969 $119,425 2.8 Present Worth (PW) Expenses PW Factor 1.000 0.966 PW Total Expenses $114,969 $115,386 Accumulated PW Total Expenses $114,969 $230,355 3. Power Costs & PCE Payments 3.8. Power Costs Avg Cost/wh $0796 $0821 PW Avg Costiwh $0.796 © $0.793 3b PCE Payments PCE Payment $/cwh $0.390 $0.40 PCE Payment $13,517 $14,090 PW PCE Payments $13,517 $13,622 Accumulated PW PCE Payments $13,517 $27,139 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) eo eo (Diesel Fuel Gal Equivalent) Jacket Water Recovery Jacket Water + ES. eo °° Capital Investment Jacket Water Recovery Es. Fotal Capital invest. Jacket Water + E £ Debt Service Jacket Water, 5% @15 yrs ES, 5% @Byrs Total Dett Service Jacket Water + ES 08M cket Water @ 6% of investment + Infle ES. @ 10% of Investment + Inflation Total Expenses Heal Recovery Jacket Water Jacket Water +E S. Bes ss sss 888 8ee se see 88s Year x 15.00% 8.00% Os 24% 146,652 166,694 38 87 19,149 $168 $32,102 $0.193 $0.25 $36,800 $0.38 $55,199 $91,999 $124,101 0.934 $115,850 $346,205 $0.846 $0.790 $0.42 $14,704 $13,727 $40,865 eo eo Bee ss seg 888 KkWivgal year 2001 = kWhvgal year 2020 = ‘Avg. PCE per kwh sold = 2004 = 2008 147,772 148,892 167,475 = 168,248 38 3 9.0 92 18,696 18,267 $1.74 $1.81 $32,597 $33,123 $0.195 $0.197 $0.26 $0.27 $38,564 $40,410 $0.39 $0.41 $57,846 $60,616 $96,410 $101,026 $129,006 $134,149 0.902 0.8671 $116,356 $116,903 $462,562 $579,465 $0873 $0.901 $0,787 $0.785 $0.43 $0.45 $15,335 $15,902 $13,831 $13,938 $54,697 $68,633 730 1,297 oO 5,289 o 9,071 ‘$4,457 $2,229 $6,686 $429 $345 $774 $267 $697 Bee se seg 888 150,012 169,014 3 95 17,860 $1.89 $33,681 $0.199 $0.28 $42,343 $0.42 $63,514 $105,857 $139,538 0.842 $117,487 $696,952 $0.930 $0.783 $0.46 $16,676 $14,041 $82,674 5,071 8,768 $4,457 $2,229 $6,686 $345 $774 $275 $705 $574 82 13 $0.39 2007 151,132 169,772 39 o7 17,474 $1.96 $34,270 $0.202 $0.29 $44,365 $0.44 $66,548 $110,014 $145,184 0.814 $118,107 $815,059 $0.961 $0,781 $0.48 $17,389 $14,146 $96,820 o71 1,214 4,863 8.480 $4,457 Est Year 2001 Fusl Cost $/gal $1.55 Est 2001 Non-Fusl Cost S/kwh,Sales $058 Variable Costs @ 40% NFC $0.23 Fixed Costs at 60% NFC = $0.35 2008 2009 2010 2011 2012 2013 152,252 163,372, 154,492 155,612 156,732 157,852 170,522 171,265 = 172,001 172,728 173,450 174,163 3 % 3 39 40 40 10.0 102 10.5 10.7 110 12 17,106 16,756 16,422 16,103 15,798 15,507 $2.04 $2.12 $2.21 $2.29 $2.30 $2.48 $34,892 $35,545 $36,230 $36,947 $37,697 $38,481 $0.205 $0.208 90.211 $0.214 $0217 $0.221 $0.31 $0.32 $0.33 $0.34 $0.36 $0.37 $46,482 $48,697 $51,015 $53,440 $55,977 $58,632 $0.46 $0.48 $0.50 $0.52 $0.54 $0.56 $69,723 $73,045 $76,522 $80,160 $83,966 $87,949 $116,205 $121,742 $127,536 $133,599 $139,943 $146,581 $151,096 $157,287 $163,766 $170,547 $177,641 $185,062 0.766 0.759 0.734 0.709 0.685 0.662 $118,760 $119,445 $120,160 $120,904 $121674 $122,471 $933,820 $1,053,265 $1,173,425 $1,204,328 $1,416,003 $1,538,474 $0.992 $1.026 $1,080 $1.096 $1.133 $1.172 ‘$0.780 $0.779 $0.778 $0.777 $0.776 $0.776 $0.50 $0.51 $0.53 $0.55 $0.57 $0.59 $18,131 $18,904 $19,708 $20,546 $21418 $22,326 $14,251 $14,356 9 $14,460 9 $14,565 9 $14,670 = $14,775 $111,071 $125,427 $139,887 $154,452 $169,122 $183,897 644 617 582 568 545 523 1175 1,138 1,102 1,068 1,036 1,005 4064 4474 4,283 4.119 3,952 3,791 8.205 7,043 7,682 7,452 7,222 7,001 $4,457 $4,457 $4,457 $4,457 $4,457 $5,825 $2,229 $2,229 $2,229 $2,229 $2,229 $2,913 $6,686 $6,686 $6,686 $6,686 $6,686 $8,738 $429 $429 $429 $429 $429 $561 $345 $345 $345 $o45 $345 $451 $774 $774 $774 $774 $774 $1,012 $292 $301 $310 $319 $329 $350 $244 $251 $258 $266 $274 $291 $722 $730 $739 $749 $758 $911 $588 $596 $603 $611 $619 $742 2008 2009 2010 2011 2012 2013 Fuel Inflaction Factor 40% General inflation Factor 3.0% Discount Rate 35% 2014 2015 2016 2017 158,972 160,082 161,212 162,332 174,869 © 175,568 += 176,258 +=: 176,842 40 40 4 40 11.8 W7 120 122 15,227 14,959 14,701 14,454 $2.58 $2.68 $2.79 $2.00 $30,209 © $40,151 $41,038 $41,960 $0.225 $0.229 $0.233 $0.237 $0.39 ‘$0.40 $0.42 $0.43 $61,410 $64,317 $67,357 $70,536 $0.58 $0.60 $0.63 $0.65 $92,116 $96,475 $101,036 $105,808 $153,526 $160,792 $168,394 $176,348 $192,625 $200,943 $209,431 $218,306 0.639 0618 0.597 0.577 $123,293 $124,139 $125,007 $125,899 $1,661,767 $1,785,906 $1,910,913 $2,036,812 $1.213 $1255 $1.299 $1.345 $0.76 $0.775 $0.775 $0.776 $0.61 $0.63 $0.65 $0.68 $23,271 $24,256 = $25,280 $26,347 $14,680 $14.985 $15,089 $15,194 $198,777 $213,762 $228,851 $244,046 975 946 918 691 3,637 3.489 3,646 3,208 6,789 6.585 6,389 6.200 $5625 $5,825 $5825 $5,825 $2,013 $2,913 $2,913 $2,913 $8,738 $8,738 $8,738 $8,738 $561 $561 $561 $561 $451 $451 $451 $451 $1,012 $1,012 $1,012 $1,012 $360 $371 $382 $303 ‘$300 $309 $318 $328 $921 $932 $943 $055 $751 $760 $769 $778 2014 2018 2016 2017 Waste Heat - Investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 163,452 164,572 177,618 178,286 a 4 125 127 14,215 13,986 $3.02 $3.14 $42,920 $43,917 $0.242 $0.246 $0.45 $0.47 $73,866 $77,347 $0.68 $0.70 $110,799 $116,021 $184,665 $193,368 $227,585 $237,284 0.557 0.538 $126,811 = $127,745 $2,163,623 $2,291,368 $1392 $1.442 $0776 $0.776 $0.70 $0.72 $27,457 $28,613 $15,299 $15,404 $259,345 $274,749 424 407 886 841 3,075 2,947 6.018 5,842 $5,825 $5,825 $2,913 $2,913 $8,738 $8,738 $561 $561 $451 $451 $1,012 $1,012 ‘$405 $417 $338 $348 $968 $978 $788 $798 2018 2018 $100 $150 2020 165,692 178,947 4 13.0 13,765 $3.27 $44,952 $0.251 $0.49 $80,988 $0.73 $121,483 $202,471 $247,423 0.520 $128,698 $2,420,066 $1.493 $0.777 $0.75 $29,816 $15,509 $290,257 817 2.822 5,672 $5,825 $2,913 $8,738 $561 ‘$451 $1,012 District Heating System sees ss $119,425 $119,425 $115,366 $115,366 $230,355 $230,355 $o so $0.821 $0.621 $0,793 $0.793 $0.404 $0.404 $14,099 $14,099 $13,622 $13,622 $27,139 $27,139 so so Capital Investmentt $0 Debt Service @ 5%, 15 Years $o O&M at 10% of Investment + Inflation $0 Total Expenses District Heating $0 tal Expenses Waste Heat+District Heating Jacket Water $0 Jacket Water +E.S. $0 Waste Heat Sales Jacket Water $0 Jacket Water +E.S. so Net Income Jacket Water $0 Jacket Water +E S. so 5. Total Generation Expenses Minus Net income from Waste Heat Sales Jacket Water $114,969 Jacket Water +E.S. $114,969 PW Total Expenses Jacket Water $114,969 Jacket Water +E.S. $114,969 Accumulated PW Total Expenses: Jacket Water $114,969 Jacket Water +E.S, $114,969 Accumuated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +E.S, $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs ‘Avg. Costwh Jacket Water $0.796 Jacket Water +E.S. $0.796 PW Avg. Costkwh Jacket Water $0,796 Jacket Water +E.S. $0.796 6.b. PCE Payments PCE Payment Swh Jacket Water $0.390 Jacket Water +E.S. $0.390 PCE Payments Jacket Water $13,517 Jacket Water +E.S. $13,517 PW PCE Payments Jacket Water $13,517 Jacket Water +E.S. $13,517 Accumulated PW PCE Payments Jacket Water $13,517 Jacket Water +E.S. $13,517 Accumulated P.W of PCE Savings Jacket Water $0 Jacket Water +E.S. $0 7. Potential Rate Reductionkwh From Sales of Waste Heat Jacket Water $o Jacket Water +ES. so ss $8 $8888 ss so $0 $124,101 $124,101 $115,850 $115,850 $346,205 $346,205 $0 so $0.846 $0846 $0.790 $0.790 $0418 $0.418 $14,704 $14,704 $13,727 $13,727 $40,865 $40,865 $0 $o ss ssses $0 so es $129,006 $129,006 $116,356 $116,356 $462,562 $462,562 $o $o $0.873 $0873 $0.787 $0.787 $0.432 $0.432 $15,335 $15,335 $13,831 $13,831 $54,697 $54,697 $o $o $30,000 $2,890 $3,000 $5,890 $6,587 $7,155 $9,591 $16,448 $8,894 $15,880 $125,254 $118,269 $109,152 $103,064 $571,714 $565,626 $7,751 $13,639 90.841 $0.794 $0.733 $0.692 90.433 $0.388 $15,468 $13,875 $13,480 $12,092 $68,176 $06,789 $457 $1,845 ‘$0.060 $0.107 $30,000 $2,890 $3,080 $5,980 $6,685 $7,259 $9,563 $16,535 $6,858 $15,961 $130,680 $123,578 $110,029 $104,049 $681,743 $069,675 $15,209 $27,277 $0.871 $0.824 $0.733 90.694 $0.452 $0.407 $16,261 $14,641 $13,601 $12,327 $81,867 $79,116 $807 $3,558 $0.050 $0.106 $30,000 $2,890 $3,183 $6,073 $6,786 $7,367 $9,537 $16,631 $8,824 $16,050 $136,360 $129,134 $110,929 $105,050 $792,671 $774,726 $22,388 $40,334 $0.902 $0.854 $0.734 $0.695 $0.471 $0.426 $17,084 $15,437 $13,898 $12,558 $95,765 $91,674 $1,055 $5,147 $0.058 $0.108 $30,000 $2,890 $3,278 $6,168 $6,890 $7,478 $9,514 $16,736 $8,792 $16,148 $142,304 $134,949 $111,850 $106,068 $904,521 $880,794 $20,208 $53,026 $0.935 $0.886 $0.735 $0.607 $0.401 90.445 $17,040 $16,263 $14,101 $12,763 $109,666 $104,456 $1,205 $6,615 $0.058 $0.106 $30,000 $2,890 $3,377 $6,267 $6,997 $7,593 $9,491 $16,849 $8,761 $16,253 $148,526 $141,033 $112,792 $107,102 $1,017,314 $987,896 $35,951 $65,369 $0,968 $0.920 $0.735 $0.698 90.512 $0.465 $18,831 $17,123 $14,300 $13,003 $124,187 $117,460 $1,260 $7,967 ‘$0.057 $0,106 $30,000 $2,890 $3,478 $6,368 $7,108 $7,711 $9,470 $16,970 $8,731 $16,366 $155,035 $147,399 $113,754 $108,152 ‘$30,000 $2,890 $3,582 $6,472 $7,221 $7,832 $9,449 $17,098 $8,701 $16,487 $161,846 $154,060 $114,736 $109,216 ‘$30,000 $2,890 $3,690 $6,580 $7,338 $7,957 $9,429 $17,232 $8,671 $16,613 $168,970 $161,027 $115,735 $110,295 $30,000 $2,890 $3,800 $6,691 $7,601 $8,343 $9,408 $17,374 $8,497 $16,632 $176,565 $168,430 $116,648 $111,464 $30,000 $2,890 $3,914 $6,805 $7,726 $8,476 $9,367 $17,521 $8,465 $16,771 $184,350 $176,054 $117,880 $112,570 $30,000 $2,890 $4,032 $6,922 $7,854 $8,614 $9,364 $17,675 $8,432 $16,915 $192,511 $184,027 $118,930 $113,689 $1,131,068 $1,245,603 $1,361,538 $1,478,386 $1,596,266 $1,715,196 $1,096,048 $1,205,264 $1,315,559 $1,427,023 $1,539,593 $1,653,281 $42,357 $77,377 $1.004 $0,954 $0.736 $0.700 $0.533 $0.486 $19,758 $18,017 $14,497 $13,219 $138,664 $130,678 $1,224 $9,208 $0.057 30.106 $48,525 $89,065 $1.040 $0.990 $0.737 $0.702 $0.555 $0.507 $20,722 $18,947 $14,690 $13,432 $153,354 $144,111 $1,099 $10,342 $0.056 $0,106 $54,464 $100,444 $1,078 $1,027 $0.738 0.704 $0.578 $0529 $21,726 $19,915 $14,881 $13,641 $168,235 $157,752 $887 $11,371 $0.055 $0.106 $60,088 $111,451 $1.119 $1,087 $0.740 $0.708 $0.602 $0.553 $22,804 $20,949 $15,091 $13,864 $183,326 $171,615 $871 $12,282 $0.054 $0.105 $65,501 $122,174 $1.160 $1,107 $0.742 $0.706 $0.626 $0.577 $23,892 $21,999 $15,277 $14,066 $198,603 $185,681 $174 $13,096 $0.053 $0.105 $70,710 $132,624 $1.203 $1.150 $0.743 $0.710 $0.651 $0.601 $25,026 $23,001 $15,460 $14,265 $214,063 $199,947 -$301 $13,815 $0.053 $0.108 $30,000 $2,890 $4,153 $7,043 $7,986 $8,755 $0,339 $17,834 $8,306 $17,065 $201,035 $192,366 $119,996 $114,821 $30,000 $2,890 $4,277 $7,168 $8,122 $8,901 $9,313 $17,999 $8,358 $17,220 $209,948 $201,086 $121,078 $115,967 $1,835,192 $1,956,270 $1,768,103 $1,884,070 $75,721 $142,810 $1.247 $1.193 $0.744 $0.712 $0.677 $0626 $26,206 $24,230 $15,642 $14,462 $229,705 $214,409 ~$854 $14,442 $80,542 $152,742 $1.293 $1,239 $0.746 90.714 '$0.704 $0.652 $27,436 $25,415 $15,623 $14,657 $245,528 $229,066 $1,482 $14,978 90.051 $0.108 $30,000 $2,890 $4,406 $7,296 $8,262 $9,051 $9,284 $18,169 $8,318 $17,380 $219,267 $210,205 $122,177 $117,127 $2,078,447 $2,001,197 $85,176 $162,426 $1,341 $1,286 $0,747 90.717 $0.732 $0679 $28,717 $26,651 $16,001 $14,850 $261,529 $243,916 $2,185 $15,428 $0.051 $0.108 $30,000 $2,890 $4,538 $7,428 $8,407 $9,205 $9,252 $18,343 $8,274 $17,545 $229,011 $219,740 $123,290 $118,299 $2,201,737 $2,119,497 $89,631 $171,871 $1.392 $1,335 $0,749 $0.719 $0.761 ‘$0.707 $30,052 $27,938 $16,179 $15,041 $277,708 $258,957 -$2,959 $15,791 $0,050 $0.107 $30,000 $2,890 $4,674 $7,564 $8,555 $9,364 $9,217 $18,522 $8,226 $17,713 $239,197 $229,710 $124,420 $119,485 $2,326,157 $2,238,961 $93,909 $181,085 $1.444 $1,386 $0.781 $0.721 $0,791 $0.736 $31,442 $29,270 $16,355 $16,230 $204,063 $274,187 -$3,805 $16,071 $0.050 $0.107 Aklachak Diesel Generation Year 1. Load Requirements kWh Sales kWh Generated kW Demand 2. Expenses kWh Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$/wh Variable Nor-Fuel Costs Sfwh Variable Non-Fuel Costs Fired Non- Fuel Costs S/wh Fixed Non-Fuel Costs Total Non-FuelCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Accumulated PW Total Expenses: 3. Power Costs & PCE Payments 3.8. Power Costs Avg Costkwh PW Avg Costkwh 3.b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Diese! Fust Gal Equivalent) Jacket Water Recovery Jacket Water + ES Capital investment Jacket Water Recovery ES. Total Capital invest. Jacket Water + E.£ Debt Service Jacket Water, 5% @15 yrs ES, 5% @ 8 yrs Total Debt Service Jacket Water + ES or) chet Water @ 6% of Investment + Infle E'S. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +S. Year Sys. Losses 1999= 15.00% Sys. Losses 2020= 8.00% Load Factor . os Avg. Eligible PCE kwh Sold as % of Total = 49% 2001 2002 2003 947,416 982,643 1,018,493 weeeeen geneeeR 1157 687 247 256 264 104 10.5 10.7 104,155 106,314 108,462 $163 = $1.70 $1.76 $169,773 $180,223 $191,219 $0.157 $0.161 $0.165 $0.112 $0.12 $0.12 $106,111 $114,458 $123,379 $0,168 $0.17 $0.18 $159,166 $171,687 $185,069 $265,276 $286,146 $308,449 $435,049 $466,369 $499,668 1,000 0.066 0.934 $435,049 $450,598 $466,445 2004 1,054,968 1,195,630 273 108 110,599 $1.83 $202,786 $0.170 $0.13 $132,910 $0.19 $199,365 $332,275 $535,081 0.902 $482,594 kWrvgal year 2001 = kWhygal year 2020 = ‘Avg. PCE per kwh sold = 2005 1,092,066 1,234,035 282 10.9 192,724 $1.01 $214,051 $0.174 $0.13 $143,087 $0.20 $214,631 $357,718 $572,668 0.871 $409,047 $435,049 $885,647 $1,352,092 $1,634,686 $2,333,734 $0459 $0475 $0.491 $0459 $0.459 $0458 $0220 $023 $0.24 $102,131 $109,636 $117,614 $102,131 $105,929 $109,764 $102,131 $208,060 $317,854 0 ° oO 0 ° o 0 ° ° 0 0 ° $o so $0 $0 so $0 $0 so $0 $0 $o so $0 $0 $o $0 ‘$0 $0 so $0 $0 $0 $o $0 $0 $0 $0 $0 $0 so 2001 2002 2003 $0.507 $0.457 $0.24 $126,090 $113,726 $431,579 co See ss ese $88 n $0.524 $0.457 $0.25 $135,092 $117,725 $549,304 3,902 7,402 28.274 51,608 $38,937 $19,469 $56,408 $3,751 $3,012 $6,764 $2,336 $1,947 $6,088 $4,959 2005 2006 1,129,789 1,272,898 291 114 114,839 $1.98 $227,742 $0.179 $0.14 $153,951 $0.20 $230,926 $384,877 $612,619 0.842 $515,808 $0.542 $0.457 $0.26 $144,650 $121,791 $671,095 3,927 7,492 28.454 52,226 $38,037 $19,469 $58,406 $3,751 $3,012 $6,764 $2,408 $2,005 $6,158 $5,018 2006 10.4 13 $0.22 2007 1,168,135 1,312,205 300 11.2 116,941 $2.06 $241,188 $0,184 $0.14 $165,543 $0.21 $248,315 $413,858 $655,046 0814 $532,880 30.561 90.456 $0.27 $154,794 $125,925 $797,020 3,949 7,580 28,618 52,825 $38,937 $19,469 $58,406 $3,751 $3,012 $6,764 $2,479 ‘$2,065 $6230 $5,078 2007 1,207,106 1,351,059 309 14 119,033 $2.14 $255,321 $0,189 $0.15 $177,909 $0.22 $266,863 $444,771 $700,092 0.786 $550,266 $0,580 80.458 $0.28 $165,557 $130,126 $927,146 3,970 7,066 28,767 53,408 $38,937 $19,469 $58,406 $3,751 $3,012 $6,764 $2,553 $2,127 $6,304 $5,140 Est. Year 2001 Fuel Cost $/gal Est. 2001 Non-Fusl Cost $/kwh,Sales Variable Costs @ 40% NFC Fixed Costs at 60% NFC . 200920102011 1,248,700 1,286,919 1,327,761 1,392,148 1,432,770 1,473,815 318 327 336 118 116 118 421,112 123,178 125,235 $223 $232 $2.41 $270,172 $285,778 $302,166 $0194 $0.19 $0.205 $015 $0.16 $0.17 $191,004 $205,149 $220,128 $023 © $0.24 = $0.28 $288,641 $307,723 $330,189 $477,735 $512,872 $550,315 $747,907 $798,648 $852,481 0759 ©0734 += 0.708 $567,069 $585,993 $604,340 $0.600 $0.621 $0642 90.456 $0.455 $0.455 $0.20 $0.30 $0.31 $176,972 $189,075 $201,903 $134,394 $138,730 $143,133 $1,061,541 $1,200,271 3,988 4,004 4,018 7,748 7,829 7,907 28,699 29,017 20,119 53,970 54,515 55,042 $38,937 $38,937 $38,937 $19,469 $19,469 = $19,469 $58,406 $58,406 $58,406 $3,751 $3,751 $3,751 $3,012 $3,012 $3,012 $6,764 $6,764 $6,764 $2,629 $2,708 $2,700 $2,191 $2,257 $2,325 $6,381 $6,460 $6,541 $5,203 $5,260 $5,337 2009 2010 2011 $163 $0.28 $0.11 $0.17 2012 1,369,228 1,515,279 346 119 127,278 $2.51 $319,380 $0211 $0.17 $236,081 $026 $354,121 $590,202 $909,582 0.685 $623,014 $0.664 $0.455 $0.32 $215,496 $147,603 4,030 7,982 29,205 55,552 $38,937 $19,469 $58,406 $3,751 $3,012 $8,764 $2,873 $2,304 $6,625 $5,407 2012 2013 1,411,318 1,557,154 356 120 129,309 $2.61 $337,456 $0.217 $0.18 $253,071 $0.27 $379,607 $632,678 Fuel Inflaction Factor General Inflation Factor Discount Rate 2014 2015 1,454,032 1,497,371 1,599,435 1,642,117 365 375 122 12.3 131,328 133,334 $2.71 $2.82 $356,433 $376,354 $0.223 $0.229 $0.19 $0.19 $271,160 $290,412 $0.28 $0.29 $406,740 $435,618 $677,900 $726,029 40% 3.0% 3.5% 2016 1,541,333 1,685,191 385 12.5 135,328 $2.04 $307,261 $0.236 $0.20 $310,606 $0.30 $406,343 $777,239 2017 1,585,920 1,728,653 395 126 137,309 $3.05 $419,200 $0.243 $0.21 $332,685 $0.31 $499,027 $831,712 $970,134 $1,034,333 $1,102,383 $1,174,500 $1,250,912 0.662 0.618 0.597 0.577 $642,019 $661,357 $681,032 $701,048 $721,408 $2,849,542 $3,382,422 $3,932,688 $4,500,658 $5,086,650 $5,690,990 $6,314,005 $6,956,023 $7,617,380 $8,298,412 $8,999,460 $9,720,868 $10,462,983 $11,226,157 $12,010,745 $0.687 $0.455 $0.33 $229,894 $152,140 4,040 8,055 29,277 56,044 $60,588 $30,294 $90,882 $5,837 $4,687 $10,524 $3,635 $3,029 $9,473 $7,717 2013 $0.711 $0.455 $0.34 $245,142 $156,745 $1,343,403 $1,491,006 $1,643,146 $1,799,801 4,048 8,126 20,333 56,518 $60,588 $30,204 $90,882 $5,837 $4,687 $10,524 $3,744 $3,120 $9,562 $7,807 2014 90.736 $0.455 $0.36 $261,284 $161,417 $0.762 90.455 $0.37 $278,369 $166,156 $0,789 $0455 $0.38 $296,446 $170,962 $1,961,307 $2,127,463 $2,296,425 4,054 8.104 29,374 56,974 $80,588 $30,294 $90,882 $5,837 $4,687 $10,524 $3,657 $3,214 $0,604 $7,901 2015 4,057 8,250 29,400 57,413 $5,837 $4,687 $10,524 $3,972 $3,310 $9,810 $7,997 2016 4,059 8,322 29,412 $7,835 $60,588 $30,294 $90,682 $5,837 $4687 $10,524 $4,092 $3,410 $9,929 $8,097 2017 Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 1,631,130 1,676,965 1,772,495 1,816,712 405 415 12.7 129 139,278 141,234 $3.18 $3.30 $442,218 $466,365 $0.249 $0.257 $0.22 $0.23 $355,855 $380,489 $0.33 $0.34 $533,783 $570,734 $889,638 $951,223 $1,331,856 $1,417,588 0.557 0.538 $742,115 $763,174 $0.817 $0.455 $0.39 $315,568 $175,836 $2,474,281 4,058 8,383 20,408 58.239 $60,588 $30,294 $00,862 $5,837 $4,687 $10,524 $4,214 $3,512 $10,052 $8,199 2018 $0.845 $0.455 $0.41 $335,701 $180,777 $2,655,038 4,056 8441 20,390 56.626 $60,588 $30,204 $90,882 $5,837 $4,687 $10,524 $4,341 $3,617 $10,178 $8,304 2019 $100 $150 2020 1,723,423 1,661,297 425 13.0 143,177 $3.43 $491,692 $0.264 $0.24 $406,671 $0.35 $610,007 $1,016,678 $1,508,370 0.520 $784,587 $0.875 $0.455 $0.42 $357,172 $185,785 $2,840,823 4,051 6,497 29,357 58,995 $00,588 $30,204 $90,882 $5,837 $4,687 $10,524 4471 $3,726 $10,308 $8,413 District Heating System Capital investment $0 so $0 Debt Service @ 5%, 15 Years $0 so $0 O&M at 10% of Investment + Inflation $0 $0 $0 Total Expenses District Heating $o $0 $0 tal Expenses Waste Heat+District Heating Jacket Water $0 $0 $0 Jacket Water +E.S. $0 $0 so Waste Heat Sales Jacket Water $0 $0 so Jacket Water +E.S. so so $o Net Income Jacket Weter $0 $o $0 Jacket Water +E.S. $0 so $0 5. Total Generation Expenses Minus Net income from Waste Heat Sales Jacket Water $435,049 $466,369 $499,668 Jacket Water +E.S. $435,049 $466,369 $499,668 PW Total Expenses Jacket Water $435,049 $450,598 $468,445 Jacket Water +E S. $435,049 $450,598 $466,445 Accumulated PW Total Expenses Jacket Water $435,049 $885,647 $1,352,092 Jacket Water +E.S. $435,049 $885,647 $1,352,092 Accumuated PW Savings From Waste Heat Sales Jacket Water $0 $0 $0 Jacket Water +E.S. $0 $0 $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs Avg. Costiowh Jacket Water $0459 © $0.475 $0.491 Jacket Water +E.S. $0459 $0475 $0.491 PW Avg. Costiwh Jacket Water $0.459 © $0.459 $0.458 Jacket Water +E.S. $0.459 $0.459 $0.458 6b. PCE Payments PCE Payment $/cwh Jacket Water $0.220 $0228 $0236 Jacket Water +S. $0220 $0.228 $0236 PCE Payments: Jacket Water $102,131 $109,636 $117,614 Jacket Water +E.S. $102,131 $109,636 $117,614 PW PCE Payments Jacket Water $102,131 $105,929 $109,794 Jacket Water +E.S. $102,131 $105,929 $109,794 Accumulated PW PCE Payments Jacket Water $102,131 $208,060 $317,854 Jacket Water +E.S. $102,131 $208,060 $317,854 Accumuated P.W of PCE Savings Jacket Water $0 $0 $0 Jacket Water +E.S. $0 $0 $0 7. Potential Rate Reductionikwh From Sales of Waste Heat Jacket Water $0 so so Jacket Water +ES. $0 so $0 ss sess ss $0 so $535,061 $535,061 $482,504 $482,504 $30,000 $2,890 $3,000 $5,890 $11,978 $16,937 $53,915 $98,410 $47,828 $93,451 $524,840 $479.217 $457,368 $417,610 ‘$30,000 $2,890 $3,090 $5,980 $12,138 $17,155 $56,428 $103,571 $60,271 $98,553 $562,348 $514,065 $473,482 $432,829 $30,000 $2,890 $3,183 $6,073 $12,303 $17,380 $59,024 $108,950 $52,704 $103,872 $602,252 $551,174 $489,932 $448,380 $30,000 $2,890 $3,278 $6,168 $12,473 $17,612 $61,703 $114,555 $55,399 $109,415 $644,693 $500,877 $506,723 $464,267 $30,000 $2,890 $3,377 $6,267 $12,648 $17,851 $64,468 $120,393 $58,087 $115,190 $689,820 $632,717 $523,857 $480,493 $30,000 $2,890 $3,478 $6,368 $12,628 $16,097 $67,319 $126,474 $60,859 $121,205 $737,789 $677,443 $541,339 $497,061 $30,000 $2,890 $3,582 $8,472 $13,013 $18,350 $70,258 $132,806 $63,717 $127,469 $788,764 $725,012 $559,170 $513,975 $30,000 $2,890 $3,690 $6,580 $13,205 $16611 $73,285 $139,397 $66,661 $133,990 $842,921 $775,592 $577,355 $531,238 $30,000 $2,890 $3,800 $6,691 $16,163 $23,880 $76,403 $146,256 $66,930 $138,540 $903,204 $831,594 $597,725 $550,335 ‘$30,000 $2,890 $3,914 $16,386 $24,194 $79,612 $153,393 $70,030 $145,586 $30,000 $2,890 $4,032 $6,922 $16,616 $24,517 $82,912 $160,818 $73,218 $152,916 $30,000 $4,153 $7,043 $16,853 $24,850 $86,306 $168,539 $76,496 $160,541 $30,000 $2,890 $4277 $7,168 $17,096 $25,193 $89,793 $176,567 $79,864 $168,470 $964,303 $1,029,165 $1,098,004 $1,171,048 $888,747 $949,467 $1,013,958 $1,082,441 $616,579 $635,790 $655,388 $675,350 $568,268 $586,563 $605,222 $624,250 $1,834,686 $2,292,054 $2,765,536 $3,255,468 $3,762,192 $4,286,049 $4,827,387 $5,386,557 $5,963,913 $6,561,638 $7,178,217 $7,814,016 $8,469,404 $9,144,754 $1,834,686 $2,252,296 $2,685,126 $3,133,506 $3,597,773 $4,078,265 $4,575,326 $5,080,301 $5,620,539 $6,170,874 $6,739,143 $7,325,706 $7,930,928 $8,555,178 so $o $0.507 $0.507 $0.457 $0.457 $0244 $0244 $126,090 $128,090 $113,726 $113,726 $431,579 $431,579 $0 $0 $41,670 $81,437 $0.481 $0.439 $0.419 $0.382 $0240 $0201 $128,603 $107,365 $112,070 $93,563 $543,649 $525,142 $5,655 $24,162 $0044 $0.086 $84,006 $164,416 $0.498 $0.455 $0.419 $0.383 $0250 $0209 $138,223 $115,748 $116,380 $97,456 $660,030 $622,596 $11,066 $48,497 $0.044 $0.087 $126,954 $248,916 $0.516 $0.472 90.419 $0.384 $0250 $0218 $148,473 $124,696 $120,783 $101,440 $780,812 $724,030 $16,208 $72,982 $0045 $0.089 $170,497 $334,916 $0534 $0.489 $0.420 $0.385 $0.269 $0.227 $159,388 $134,244 $125,278 $105,514 $214,609 $422,302 $0.553 $0.508 $0.420 $0.385 $0280 $0236 $171,006 $144,427 $129,065 $109,679 $259,263 $511,324 $0.573 $0526 $0.421 $0,386 $0.291 $0.246 $183,373 $185,282 $134,546 $113,935 $304,433 $601,690 $0.594 $0546 $0.421 $0,387 $0,302 $0256 $196,525 $166,848 $139,320 $118,282 $906,090 $1,035,956 $1,170,502 $1,309,822 $820,553 $939,232 $1,053,167 $1,171,440 $21,056 $97,593 $0.046 $0.091 $25,585 $29,769 $33,581 $122,308 $147,103 $171,954 $0.047 $0.092 $0.047 $0.094 $0048 $0.096 $350,002 $693,466 $0616 $0,566 $0.422 $0.388 $0314 $0267 $210,509 $179,167 $144,187 $122,720 $1,454,009 $1,604,009 $1,759,040 $1,9 $1,204,169 $1,422,108 $1,554,651 $1,69: $36,997 $196,837 $0.049 ‘$0.098 $304,385 $439,163 $484,396 $530,056 $576,114 $972,708 $1,068,532 $1,165,689 $785,149 0.640 $0,589 $0.424 ‘$0,390 $0.328 $0.280 $226,650 $193,325 $149,999 $127,930 $39,138 $221,038 $0.047 $0,096 $878,237 $0.663 $0611 $0.424 $0.391 $0340 $0291 $242,463 $207,291 $155,032 $132,543 $40,851 $0687 $0634 $0.425 $0392 $0.353 $0.303 $259,249 $222,149 $160,150 $137,240 $42,108 $0.712 $0.658 $0.425 90.393 $0.367 $0.315 $277,072 $237,949 $165,382 $142,030 198 $2,084,581 1 $1,833,920 $42,882 $245,240 $269,416 $293,543 $0.048 $0.100 $0.049 $0.102 $0.050 $0.104 $0738 $0683 $0.426 $0394 $0381 $0328 $295,991 $254,745 $170,700 $146,913 $2,255,261 $1,960,833 $43,144 $317,582 $0.050 $0.108 $30,000 $2,890 $4,408 $7,296 $17,347 $25,546 $93,373 $184,913 $83,322 $176,713 $1,248,534 $1,155,143 $695,688 $843,650 $9,840,442 $9,198,628 $622,541 $1,264,155 90.765 $0.708 90.427 $0395 $0395 $0341 $316,067 $272,593 $176,114 $151,890 $2,431,395 $2,132,723 $42,866 $341,538 80.051 $0.108 $30,000 $2,890 $4,538 $7,428 $17,606 $25,910 $97,049 $193,586 $86,871 $185,282 $1,330,717 $1,232,306 $716,406 $063,426 $30,000 $2,890 $4,874 $7,564 $17,872 $26,285 $100,818 $202,599 $90,510 $194,186 $1,417,860 $1,314,184 $737,508 $683,581 $10,556,849 $11,294,357 $9,862,254 $10,545,835 $669,309 $1,363,903 $0.794 $0,735 $0427 $0,396 $0411 $0.355 $337,364 $291,554 $181,624 $156,961 $2,613,018 $2,260,684 $42,020 $365,353 90.052 $0.110 $716,388 $1,464,910 $0.823 $0.763 $0.428 $0.397 $0.426 $0369 $359,949 $311,688 $187,230 $162,126 $2,800,248 $2,451,811 $40,575 $389,012 0.053 90.113 Alakanuk Diesel Generation Year 1. Load Requirements kWh Sales kWh Generated kW Demand 2. Expenses kWh (Gal Gal Fuot Fuel Cost $/Gal Fuel Cost Fusl Cost$/kwh Variable Non-Fusl Costs $/cwh Variable Non-Fusl Costs: Fixed Non-Fust Costs $/ewh Foasd Non-Fusi Costs Total Non-FusiCost Total Power Generation Expenses 2.8 Presert Worth (PW) Expenses PW Factor PW Total Experses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.8, Power Costs ‘Avg. Costikwh PW Avg. Costikwh ‘3. PCE Payments PCE Payment $/kwh, PCE Payment PWPCE Payments ‘Accumulated PW PCE Payments A, Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Bt) Jacket Water Recovery Jacket Water + Exhaust Steck Recovery (E.S) (Diesel Fuel Gal Equvalert) Jacket Water Recovery Jacket Water + ES, Capital Investment Jacket Water Recovery ES “otal Capital Invest. Jacket Water + Es Debt Service Jacket Water, 5% @15 yrs ES, 5% @8yre Total Debt Service Jacket Water + E.¢ 08M ket Water @ 6% of Investment + Inti E.S. @ 10% of Investmert + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +£.S. Year Sys. Losses 1999 = 15.00% Sys. Losses 2020 = 8.00% Load Factor - 05 Avg. Eligible PCE kwh Sold as % of Total = 58% 2001 2002 2003 1,427,017 1,470,709 1,515,051 1,631,556 1,676,608 1,722,108 373 383 393 124 124 125 131,577 134,867 138,178 $114 $1.19 $1.23 $149,998 $159,898 $170,374 $o0s2 © $0085 $0,099 $0112 $012 $0.12 $159,826 $171,308 $183,532 $0168 = $017 $0.18 $230,739 $256,962 $275,208 $399,565 $428,270 $458,830 $549,563 $588,169 $629,204 1.000 0968 0.934 $549,563 $568,279 $587,369 $549,563 $1,117,842 $1,705,211 $035 $0400 $0415 $0385 © $0386 «= $0388 $0210 $022 so $173,811 $185,402 $197,677 $173,811 $170,132 $184,533 $173,811 $352,943 $537,476 ° ° ° ° 0 ° 0 ° o 0 0 0 0 $0 0 90 $0 $0 0 so 30 30 0 $0 0 0 so 0 $0 $0 $0 $0 so 0 $0 $0 9 0 so ) 30 so 2001 2002 2003 2004 1,560,044 1,768,050 404 125 141,504 $1.28 $181,456 $0.103 $0.13 $196,542 $0.19 $294,813 $491,354 $672,811 0.902 $608,837 $2,312,047 90.431 90.369 $0.23 $210,671 $190,013 $727,490 Bee se eee 888 kWWygal year 2001 = kWhgal year 2020. = Ava. PCE per kwh sold = 2005, 2006 1,605,688 1,814,427 414 1,651,983 1,861,234 425 125 144,849 $133 $193,177 $0 106 $013 $210,264 $020 $315,576 $525,960 $719,136 126 148.212 $139 $205,568 $0110 $014 $225,108 $0.20 $337,662 ‘$562,769 $768,337 0871 $626,686 0.842 $646,919 124 13 $0.21 2007 1,698,928 1,908,462 4% 126 151,502 $1.44 $218,666 $0115 $0.14 $240,765 $0.21 $361,147 $601,012 $820,578 0814 $067,541 2008 1,746,523 1,956,108 447 126 154,988 $1.50 $232,506 $0.119 $0.15 $257,410 $0.22 $386,115 $643,525 $876,032 0.786 $688,553 Est. Year 2001 Fusl Cost $/gal Est. 2001 Non-Fusl Cost $/cwh Sales $2,938,733 $3,585,653 $4,253,193 $4,941,746 $5,651,707 $6,363,475 $7,137,451 90.448 $0.390 90.465 $0.392 $0.24 $224,424 $238,976 $195,573 $201,212 $923,062 $1,124,274 $0.25 4310 4398 8,807 8,997 31,231 31,851 61,215 62,531 $55,286 $55,266 $27,633 $27,633 $82,899 $82,899 $5,324 $5,324 $4,275 $4,275 ‘$9,600 $9,600 $3,316 $3,415 ‘$2,763 $2,846 $8,640 $8,740 $7,039 $7,122 2005 2008 $0.483 90.383 $0.26 $254,360 $206,920 $1,331,203 4,481 9,168 32,471 63,651 $55,268 $27,633 $82,609 $5,324 $4,275 $9,600 $3,518 $2,032 $8,842 $7,207 2007 90.802 $0.304 $0.27 $270,648 $212,727 $1,543,930 4588 33,089 65,172 $27,633 $82,899 $5,324 4.275 ‘$9,600 $3,623 ‘$3,020 $8,948 $7,295, 2008 Variable Costs €) 40% NFC Fixed Costs at 60% NFC s 2009 2010 2011 1,794,770 1,843,667 1,893,215 2,004,160 2,052,616 2,101,469 458 469 480 127 127 127 158,308 161,824 165,265 $156 $162 $1.69 $247,129 $262,572 $278,680 $0.123 $0.128 $0.133 $0.15 $0.16 $0.17 $275,102 $293,901 $313,871 $0.23 $0.24 $0.25 $412,653 $440,851 $470,807 9687,755 $734,752 $784,678 $934,863 $907,324 $1,063,558 0.759 0.734 0.709 $709,961 $731,768 $753,976 $0521 $0541 $0,562 90.398 $0.397 90.398 $0.28 $0.29 $0.30 $287,858 $308,050 $325,275 $218,603 $224,559 $230,504 $1,762,533 $1,967,091 $2,217,685 4651 47360 4821 9,570 9,761 9,952 33,706 4321 34,934 (66,404 67,819 69,144 $55,286 $55,266 «$55,266 $82,809 $82,609 $82,899 $5,324 $5,324 $6,324 $4,275 4.275 $4275 ‘$9,600 $9,600 $9,600 $3,732 $3,844 $3,950 $3,110 $3,203 $3,300 $9,057 $9,160 $9,284 $7,388 $7,479 $7,575 2009 2010 2011 $1.14 $0.28 90.11 $0.17 2012 1,043,413 2,150,710 401 127 168,718 $1.75 $296,006 $0.138 $0.17 $335,081 90.26 $502,622 $837,703 $1,133,799 0.685 $776,501 $7,014,042 90.563 ‘$0.400 $0.31 $345,586 $236,708 $2,454,303 4,905 10,144 35,545, 70,470 $55,266 $27,633 $82,899 $5,324 $4,275 ‘$8,600 4078 $3,300 $9,403 $7,674 2012 2013 1,994,262 2,200,336 502 128 172,184 $1.83 $314,267 90.143 $0.18 ‘$357,602 $0.27 $536,403 $894,008 $1,208,273 0682 $799,615 Fuel inflaction Factor 40% General inflation Factor 30% Discount Rate: 35% 2014 2015 2016 2,045,762 2,007,012 2,150,713 2,250,338 2,300,710 2,351,446 514 $25, 837 128 128 12.9 175,663 179,154 182,655 $1.90 $1.97 $2.05 $333,441 $353,669 © $375,005 $0.148 90.154 90.159 $0.19 90.19 $0.20 $381,511 $406,885 = $433,811 $0.28 90.29 $0.30 $572,266 $610,328 $650,717 $953,776 $1,017,213 $1,064,528 $1,287,217 $1,370,883 $1,459,633 0.639 0618 0.597 $823,052 $846,005 $871,181 Waste Heat - investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2017 2018 2019 2020 2,204,165 2,258,268 2,313,021 2,368,425 2,402,540 2,463,985 2,505,773 2,557,809 549 560 872 584 129 129 13.0 13.0 186,167 180,600 193,221 196,781 $2.14 22 $231 $2.40 $397,504 $421,226 $446,231 «$472,583 $0165 § $0.172, $0.178 = $0.185 9021 90.22 $0.23 $0.24 $462,376 $492,675 $524,805 $558,870 $0.31 $0.33 $0.34 $0.35 969,564 $739,012 $787,207 $838,308 $1,185,041 $1,231,687 $1,312,012 $1,397,178 $1,553,445 $1,652,913 $1,758,243 $1,869,750 0.877 0.857 0.538 0.520 $995,861 $921,009 $046,569 $972,568 $8,713,657 $9,536,709 $10,383,615 $11,254,797 $12,150,678 $13,071,687 $14,018,256 $14,990,822 ‘$0,608 $0401 90.32 $367,040 $242,901 $2,697,294 4.989 10,336 36,154 71,798 $83,284 $41,632 $124,896 $8,022 96,441 $14,463 $4,996 $4,163 $13,018 $10,605 2013 $0629 ‘$0.402 $0.33 $389,697 $249,174 $2,946,468 5,073 10,827 36,761 73,123 $83,264 ‘$41,632 $124,898 ‘$8,022 96,441 $14,463 $5,146 $4,288 $13,168 $10,729 2014 $0.653 $0.679 $0404 = $0.405 9034 $0.35 $413,618 = $438,669 $255,528 $261,957 $3,201,903 $3,463,950 5.158 5,230 10,719 = 10.911 37,965 37,967 74450 75,777 $83,264 $83,264 $41,632 $41,632 $124,898 $124,896 $8,022 $8,022 $6,441 $6,441 $14,463 $14,463 $5,300 $5,459 $4417 $4,549 $13,322 $13,481 $10,858 $10,991 2015 2016 90.705 $0.732 $0.760 0.789 $0.408 $0.408 $0.409 90.411 90.38 $0.38 $0.39 $0.40 $485,519 $493,638 $523,303 $554,502 $268,467 $275,057 $281,728 $288,474 $3,732,418 $4,007,475 $4,289,201 $4,577,675 $322 5,404 5,486 5,568 11,103 11,204 11,488 11,677 38,508 30,162 30,785 40,345 T7102 78,428 = 78,782 81,074 $41,632 $41,632, $41,632 $41,632 $124,806 $124,898 $124,808 $124,806 $8,022 $8,022 $8,022 $8,022 $6441 $6441 $6,441 $6,441 $14,463 $14,463 $14,463 $14,463 $5,623 $5,792 $5,065 98,144 4,688 $4,628 4971 $5,120 $13,645 $13,813 $13,987 $14,168 $11,127 $11,288 $11,412_—«811,562 2017 2018 2019 2020 District Heating System Capital Investmentt $0 $0 $0 0 Debt Service @ 5%, 15 Years $0 $0 30 $0 08M at 10% of Investment + Inflation $0 $0 $0 $0 Total Expenses District Heating so $0 $0 #0 tal Expenses Waste Heat District Heating Jacket Water $0 $0 #0 so Jacket Water +€.8, $0 so 0 so Waste Heat Sales Jacket Water $0 $0 #0 $0 Jacket Water +E.S. 0 Es) 9 $0 Net Income Jacket Water 0 0 0 $0 Jacket Water +.S. 0 so 0 so 5. Total Generation Expenses Minus Net income from Waste Heat Sales Jacket Water $596,508 $642,781 $692,176 $744,881 Jacket Water +E.S. $596,508 $642,781 $892,176 $744,881 PW Total Expenses Jacket Water $596,508 $621,044 $646,154 $671,840 Jacket Water +E.S. $596,508 $621,044 $646,154 $671,840 Accumuated PW Total Expenses Jacket Water $506,506 $1,217,550 $1,863,704 $2,535,544 Jacket Water +€.8. $596,508 $1,217,550 $1,863,704 $2,536,544 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 $0 0 $0 Jacket Water +E.S. $0 $0 %0 $0 ©. Power Costs & PCE Payments with Waste Heat Offest 6.0. Power Costs Avg. Costhkwh Jacket Water $0386 © $0402 $0418 = $0.434 Jacket Water +S. $0388 © $0402 $0418 = $0.434 PW Avg. Cos/kwh Jacket Water $0388 © $0389 © $0380 $0.391 Jacket Water +E.S. $0388 © $0389 © $0300 $0.391 6b. PCE Payments PCE Payment $/kwh Jacket Water $0200 $0207 $0214 «= $0.222 Jacket Water +E.S. $0.200 $0.207 $0214 $0.22 PCE Payments Jacket Water $141,542 $152,077 $163,283 $175,198 Jacket Water +E S. $141,542 $152,077 $163,283 $175,198 PWPCE Payments Jacket Water $141,542 $146,934 $152,426 $156,019 Jacket Water +E.S. $141,542 $146,934 $152,428 $158,019 Accumulated PW PCE Payments Jacket Water $141,542 $288,476 $440,002 $508,921 Jacket Water +E.S. $141,542 $288,476 $440,902 $598,921 Accumated P.W of PCE Savings Jacket Water 90 $0 0 $0 Jacket Water +£.8. 9 $0 $0 $0 7. Potential Rate Reductionkwh, From Sales of Waste Heat Jacket Water so $0 0 $0 Jacket Water +ES. 0 so 0 $0 $30,000 $30,000 $30,000 $30,000 $30,000 $2,890 $2,890 $2,890 $2,890 $2,890 ‘$3,000 $3,090 $3,163 $3,278 $3,377 $5,890 $5,980 $6,073 96,168 96,267 $15,863 $16,068 $16,279 $16,496 = $16,720 $23,968 $24,288 = $24,508 = $24,917 $25,245 $48,201 $51,304 $54,574 $58,018 = $81,644 $93,370 © $09,613 $106,210 $113,179 $120,538 $38,228 $41,216 $44,368 $47,690 $51,190 $85,246 © $91,393 $97,892 $104,759 $112,013 $762,867 $819,812 $880,535 $945,265 $1,014,242 $715,849 $760,635 $827,012 $888,197 $953,419 $664,795 $690,260 $716,316 $742,970 $770,227 $623,821 $648,012 $672,774 $696,115 $724,038 $3,200,339 $3,890,598 $4,606,914 $5,340,684 $6,120,111 $3,159,365 $3,607,377 $4,480,152 $5,178,266 $5,902,304 $33,313 $68,016 $104,110 $141,504 $180,468 $74,267 $151,237 $230,872 $313,212 $308,276 $0429 $0.45, $0.462 $0.479 $0.4968 90.402 90.418 90.434 90.450 90.468 $0374 90.375 90.376 90.377 90.378 90.351 90.362 $0.353 90.354 $0.385 $0239 90.247 90.256 90.265 90.275 $0214 $0.221 $0.229 90.238 90.248 $195,583 $209,651 $224,617 $240,532 $257,450 $175,036 $187,724 $201,227 $215,593 $230,871 $170,439 $176,521 $182,726 $180,056 $195,511 $152,534 $158,058 $163,608 $160,454 $175,328 $769,360 $945,880 $1,126,608 $1,317,662 $1,513,173 $751,454 $909,512 $1,073,211 $1,242,665 $1,417,991 $6,728 = -$13,743 $21,071 $28,735 -$36,750 $11,178 $22,624 $34,324 $46,263 9 $58,423 $0021 $0022 $0023 © 80.024) 30.025 $0.048 $0.050 90.051 90.053 $0,055 ‘$30,000 $2,890 $3,478 96.368 $16,951 $25,583 $65,459 $126,305 $54,877 $119,673 $1,087,718 $1,022,921 ‘$708,092 $750,549 98,918,203 96,652,853 $220,733 $486,063 90.517 90.486 90.379 $0.367 $0.264 90.255 $275,429 $247,113 $202,080 $181,314 $1,715,263 $1,924,050 $2,130,687 $2,363,606 $1,599,305 $1,786,725 $1,080,368 $2,181,432 $45,168 $70,790 $0.028 90.057 ‘$30,000 $2,890 $3,582 $6,472 $17,188 $25,932 $69,474 $196,502 $58,758 $127,750 $1,165,961 $1,096,960 $826,572 ‘$777,855 $7,744,775 $7,430,508 $262,387 $576,654 $0538 $0,505 ‘$0380 $0,368 $0.295 $0,264 $204,528 $264,374 ‘$208,796 $187,420 $53,088 $63,245 -$74,297 $83,346 = $06,074 $107,877 $0.027 90.028 $0.027 $0050 ‘$30,000 $2,890 $3,690 $6,580 $17,433 ‘$26,290 $73,696 $145,150 $62,843 $136,292 $1,249,254 $1,175,805 $855,671 $805,363 $8,600,446 $8,235,871 $305,431 ‘$670,007 $0.857 90.524 $0.381 90.359 $0.305 90.274 $314,810 $282,713 $215,628 $163,643 $0.061 $2,890 $2,890 $2,890 $2,890 $2,890 ‘$3,800 $3,914 $4,032 $4,153 $4277 96,691 $6,805 $6,922 $7,043 $7,168 $22,282 $22,586 $22,888 $23,200 $23,521 $35,002 $35,445 $35,902 $36,372 $36,856 $78,135 $82,800 $87,702 $02,850 $08,256 $154,269 © $163,883 $174,016 $184,693 $195,940 $62,533 $67,019 $71,735 $76,693 ‘$81,903 $141,559 $151,024 $161,003 $171,521 $182,604 $1,342,503 $1,436,841 $1,537,175 $1,643,855 $1,757,251 $1,263,477 $1,362,836 $1,447,907 $1,549,028 $1,656,550 $888,446 © $918,722 © $949,639 = $081,202 $1,013,417 $836,148 = $885,009 $804,491 $924,600 $955,342 $9,488,882 $10,407,614 $11,357,253 $12,338,455 $13,351,672 $9,072,019 $0,637,028 $10,831,519 $11,756,119 $12,711,461 $346,815 $380,667 $433,964 $479,761 $526,995 $763,688 © $860,254 $959,718 $1,082,098 $1,167,407 ‘$0,580 $0.602 $0625 $0649 $0674 90.546 90.567 $0,580 $0612 $0635 90.384 $0.385 90.386 90.388 90.389 90.361 $0.363 90.364 90.365 90.386 90318 $0.329 90.341 90.353 90.366 90.285 $0.298 90.308 $0.317 $0328 $338,357 $361,225 $385,488 «= $411,224 = $438,513 $303,622 $324,515 $346,478 $360,784 $394,508 $223,919 $230,969 $238,148 = $245,456 $252,603 $201,065 $207,496 = $214,048 = $220,721 $227,514 $2,504,575 $2,832,723 $3,078,178 $3,331,071 $2,368,929 $2,602,977 $2,823,697 $3,061,211 $85,803 -$07,791 $110,291 -$123,331 $110,843 $131,955 $144,190 $156,520 $0. $0,029 90.030 $0,031 $0,081 $0.063 $0,065 $0.068 '$0.070 ‘$30,000 $2,800 $4,408 $7,298 $23,851 $37,355 $103,931 $207,784 $87,376 $194,279 $1,877,752 $1,770,848 $1,046,290 $986,723 ‘$30,000 $2,890 $4,538 $7,428 $24,191 $37,869 $109,886 $220,253 $93,123 $206,575 ‘$2,005,769 $1,892,317 $1,079,828 $1,018,750 $14,308,162 $15,477,001 $13,696,184 $14,716,034 ($575,682 $1,275,660 ‘$0.700 90.660 90.390 90.368 $0379 90.341 $467,442 ‘$420,725 $280,460 $234,429 $3,501,531 $3,285,641 $136,941 $168,949 30.033 $0.072 $625,815 $1,386,872 $0.727 $0.686 90.391 90.360 $0.302 $0,353 $498,101 $448,522 $268,158 $241,467 $3,859,680 $3,527,108 $151,152 $181,430 90.034 $0.075 ‘$30,000 $2,890 $4874 97,564 $24,542 $38,309 $116,134 $233,376 $99,156 $219,520 $2,141,738 $2,021,374 $1,114,037 $1,051,429 $16,502,028 $15,768,363 $877,392 $1,501,056 90.755 90.712 $0,302 $0370 ‘90.408 $0,368 $530,585 ‘$477,966 $275,987 ‘$248,627 $4,135,676 $3,775,735 $165,993 $193,949 90.035 $0077 CHEVAK Diesel Generation Year 1, Load Requirements kWh Sales kWh Generated kW Demand 2 Expenses kWh /Gal Gal Fusl Fusl Cost $/Gal Fusl Cost Furst Cost$/wh Variable Non-Fusl Costs $/kwh Variable Non-Fusi Costs Fhad Non-Fusl Costs $/cwh Fowd Non-Fusl Costs Total Non-FusiCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments 3.0. Power Costs Avg. Costkwh PW Avg. Costikwh 3b. PCE Payments. PCE Payment S/kwh PCE Payment PWPCE Payments ‘Accumulated PW PCE Payments 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Clesei Fue! Gal Equivalent) Jacket Water Recovery Jacket Water + E.S. Capital Investment Jacket Water Recovery ES. “otal Capital Invest. Jacket Water + E ! Debt Service Jacket Water, 5% @15 yrs ES, 5% @8 yrs Total Debt Service Jacket Water + E.¢ O&M 2ket Water @) 6% of Investment + Infic E.S. @ 10% of investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +£.S, Year Sys. Losses 1999 = Sys. Losses 2020= Load Factor . Avg. Eligible PCE kwh Sold a8 % of Total = 2001 2002 1,536,500 1,759,018 402 1,597,107 1,820,702 416 12.4 145,373 $1.14 $165,728 $0.094 $0.112 $172,312 $0,168 $258,468 $430,780 $596,508 124 149,884 $1.19 ‘$177,703 $0.098 $0.12 $186,031 $0.17 $279,047 $465,078 $642,781 1,000 $506,506 0.966 $621,044 $596,508 $1,217,550 $1,663,704 $2,535,544 $3,233,652 $3,958,614 $4,711,024 $5,491,478 $6,300,579 $0.388 $0.402 90.388 90.380 $0.200 $0.21 $141,542 $152,077 $141,542 $146,934 $141,542 $288,476 o ° o 0 ° o ° o 0 so 0 so $0 so 0 co 0 0 0 $0 $0 co 0 0 $0 co $0 so 2001 2002 15.00% 8.00% 05 4% 2003 1,656,805 1,883,235 430 122 154,430 $1.23 $190,416 $0.101 $0.12 $200,704 $0.18 $301,056 $501,760 $692,176 0.934 $646,154 $0418 $0.390 $0.21 $163,283 $152,426 $440,902 oo Bes se seg 888 2004 1,717,594 1,946,607 444 122 159,009 $1.28 $203,905 $0.105 $0.13 $216,301 $0.19 $324,586 $540,977 $744,881 0.902 $671,840 90434 0.301 $0.22 $175,198 $158,019 $598,021 eo Bee 88 ses 888 kWhigal year 2001 = kWhgal year 2020. = ‘Ava. PCE per kwh sold = 2005 1,779,473 2,010,804 459 123 163,620 $133 $218.210 $0 109 $0.13 $233,154 $0.20 $349,731 $582,885 $801,095, 0.871 $698,108 $0.450 $0.302 90.23 $187,863 $163,712 ‘$762,632 4,988 10,068 36,142 70,012 ‘$63,790 $31,685 $95,685 $8,146 $4,935, $11,081 $3,827 $3,190 $9,973 $8,124 (2005 2008 1,842,443 2,075,819 474 123 168,262 $139 $233,376 $0112 $014 $251,061 $0.20 $376,591 $627,652 $861,028 0.842 $724,963 90.467 90.393 $0.24 $201,318 $169,505 $932,137 $1,107,535 5,105 10,329 36,000 71,820 $63,790 $31,695 $95,685 $6,146 $4,935 $11,061 $3,942 $3,285 $10,068 $8,220 2008 12.4 13 $0.20 2007 2008 1,908,503 1,971,655 2,141,638 2,208,254 489 504 124 124 172,933 177,633 $144 $1.50 $249,450 $266,478 $0116 90.121 $0.14 $0.15 $270,181 $290,591 $0.21 $0.22 $405,272 $435,887 $675,454 $726,478 $924,903 $992,955 0814 0.786 $752,409 $780,454 $0,504 $0,308 90.485 $0.305 $0.25 $215,600 $175,308 90.25 $230,782 $181,392 $1,288,927 5221 $337 10,501 10,8: 37.834 38674 73,631 75,444 963,700 $63,790 $31,695 $31,605 $95,685 $95,685 $6,146 $8,146 $4,635 $4,935, $11,081 $11,061 ‘$4,060 $4,182 $3,384 $3,485 $10,208 = $10,328 $8,319 $8,420 2007 2008 Est Year 2001 Fuel Cost $/gal Est. 2001 Non-Fusl Cost S/kwh Sales Variable Costs € 40% NFC Fiwed Costs at 60% NFC . 2092210 tt 2.037.897 2,105,229 2,173,652 2.275652 2,343,822 2,412,754 520 535 551 125 125 126 182,359 187,112 191,889 $1.56 $162 $1.69 $284,511 $303,603 $323,809 $0125 $0130 $0.134 $015 $0.16 $0.17 $312,368 $335,508 $360,364 $023 $024 $0.25 $468,552 $503,305 $540,546 $780,921 $838,901 $900,910 $1,085,432 0759 07% 0.709 $809,101 $0.623 $0.307 $0.26 $246,864 $263,967 $282,086 $167,487 $193,681 $199,976 $1,476,414 $1,670,095 $1,870,071 $0543 $0.398 $0.27 $0.28 5,453 5,567 5,681 14,115, 11,377 11,640 30,511 40.43 41,170 77,259 79,075 80,891 $63,790 $63,700 $63,790 $31,605 $31,605 $31,805 $05,685 © $05,685 $95,685 96,146 96,146 98,146 $4,035 $4,035 $4,935, $11,081 $11,081 $11,081 $4,308 4,437 $4,570 $3,500 $3,696 $3,808 $10,453 $10,583 $10,716 $8,525 $8,632 $8,743 2008 2010 2011 $1.14 $0.28 90.11 $0.17 2012 2,243,166 2,482,437 567 126 196,690 $1.75 $345,187 $0.139 $0.17 $386,764 90.28 $580,146 2013 2313771 2,552,661 583 127 201,514 $1.83 $967,796 80.144 $0.18 $414,895 $0.27 $622,343 $966,910 $1,037,238 0.685 $0.585 90.401 $0.29 $301,206 $206,371 $1,142,504 $1,224,719 $1,312,097 $1,405,036 0.662 $838,357 $868,226 $896,715 $929,830 $7,138,936 $8,007,162 $8,005,878 $0,835,707 $10,797,261 ‘$0.607 $0.402 $0.30 $321,657 $212,867 $2,076,442 $2,289,309 5.785 11,902 41,92 82,707 $63,790 $31,605 $05,685 98.146 $4,935 $11,081 $4,707 $3,923 $10,653 $8,858 2012 5,908 12,165 42,809 84,523 $99,791 $49,896 $149,687 $9,614 $7,720 $17,304 $5,987 ‘$4,990 $15,602 $12,700 Fustl Inflaction Factor General Inflation Factor Discount Rate 2014 2015 2,385,408 2,458,252 2,624,013 2,695,683 509 615 12.7 128 206,359 211,224 $1.90 $1.97 $391,707 $416,979 90.149 90.155 $0.19 90.19 $444,861 $476,772 $0.28 920 $667,202 $715,150 $1,112,153 $1,191,931 $1,503,860 $1,608,910 0.639 0618 $961,574 $993,056 $0.630 $0.403 $0.31 $343,230 $219,463 ‘$2,508,772 6,020 12,427 43,621 86,337 $99,791 $49,698 $149,687 $9,614 $7,720 $17,334 ‘$6,167 $5,139 $15,781 $12,850 2014 40% 3.0% 35% 2016 2,532,129 (2,768,461 632 128 216,108 $2.05 $443,687 0.160 $0.20 $510,745 $0.30 $766,117 $1,276,862 $1,720,549 0.507 $1,026,979 2017 2,607,096 2,841,735 649 129 221,011 $2.14 $471,902 90.166 90.21 $546,901 $0.31 $820,351 $1,367,252 $1,839,154 0s77 $1,080,651 Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 2,683,154 2,760,302 2,915,694 2,990,327 eee 683 129 13.0 225,931 230,888 $2.22 $2.31 $501,703 $833,170 90.172 90.178 $0.22 $0.23 $585,370 $626,280 $0.33 $0.34 $878,055 $939,433 $1,463,425 $1,565,722 $1,985,128 $2,098,602 0.587 0.538 $1,094,977 $1,129,962 ‘$100 $150 2,838,542 3,085,625 700 13.0 235,817 $2.40 $568,388 90.185 90.24 $669,803 $0.35 $1,004,704 $1,874,508 $2,240,804 0.620 $1,165,614 $11,791,237 $12,818,216 $13,878,867 $14,973,844 $16,103,808 $17,269,420 $0,654 80.404 $0.32 $986,063 $226,150 $2,734,031 6,131 12,680 44426 88,149 $99,701 $49,696 $149,687 39.614 ‘$7,720 $17,334 $6,352 $5,293 $15,966 $13,013 2015 30.679 90.408 $0.34 $390,282 $232,956 ‘$2,967,887 6.241 12,951 45,225 69,950 $99,791 $49,696 $149,687 $9,614 $7,720 $17,334 $6,543 $5,452 $16,157 $13,172 2016 $0,705 90.407 $0.35 $415,901 $230,853 ‘$3,207,740 6,350 13,213 6017 91,767 $99,701 $49,696 $149,687 $9,614 $7,720 $17,334 $8,730 $5,616 $16,353 $13,336 2017 $0.732 90.408 90.36 $443,016 $246,850 $3,454,500 6,450 13,474 46,803 93,571 $99,701 $49,896 $140,687 $9,614 $7,720 $17,334 $6,041 $5,784 $16,555 $13,504 ‘$0.760 ‘$0.409 $0.37 ‘$471,705 $253,048 $3,708,538 6,568 13,735 47,582 95,371 $99,701 $49,608 $149,687 90,614 ‘$7,720 $17,334 $7,140 $5,958 $16,763 $13,678 2019 $0,769 90.411 9138 $502,053 $281,146 $3,969,684 6,673 13,995, 48,353 97,167 $99,701 $49,896 $149,687 $9,614 $7,720 $17,334 $7,364 $6,137 $16,978 $13,856 Oistrict Heating System Capital Investment $0 0 Debt Service @ 5%, 15 Years $0 $0 O&M at 10% of Investment + Inflation oi cu Total Expenses District Heating 0 $0 tal Expenses Waste Heat+ District Heating Jacket Water 0 $0 Jacket Water +E.S. 0 $0 Waste Heat Sales Jacket Water 0 $0 Jacket Water +E S. 0 so Net Income Jacket Water so $0 Jacket Water +.S. $0 $0 8. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $549,563 $588,169 Jacket Water + S. $549,563 $588,169 PW Total Expenses Jacket Water $549,563 $568,279 Jacket Water +£.S. $549,563 $568,279 Accumuated PW Total Expenses Jacket Water $549,563 $1,117,842 Jacket Water +E.S. $549,563 $1,117,842 ‘Accumulated PW Savings From Waste Heat Sales Jacket Water $0 $0 Jacket Water +.S. $0 so 6. Power Costs & PCE Payments with Waste Heat Offset 6. Power Costs ‘Avg. Costtkwh Jacket Water $0385 $0.40 Jacket Water +E.S. $0385 = $0.400 PW Avg. Costiewh Jacket Water $0385 $0386 Jacket Water +E.S. $0385 $0388 6b. PCE Payments PCE Payment $/kwh Jacket Water $0210 $0217 Jacket Water +E.S. $0210 = $0217 PCE Payments Jacket Water $173,811 $185,402 Jacket Water +E.S. $173,811 $185,402 PWPCE Payments Jacket Water $173.811 $179,132 Jacket Water +E.S. $173,811 $179,132 Accumulated PW PCE Payments: Jacket Water $173,811 $352,943 Jacket Water +€.S. $173,811 $352,943 Acoumuated PW of PCE Savings Jacket Water $0 $0 Jacket Water +E.S. x so 7. Potential Rate Reductionykwh From Sales of Waste Heat Jacket Water $0 $0 Jacket Water +S. $0 $0 $8 88 8888 ss $629,204 $629,204 $587,369 $587,369 $1,705,211 $1,705,211 $0415 $0415 $0388 $0368 $0225 $0.225 $197,677 $197,677 $184,533 $184,533 $537,476 $537,476 $8 8888 8s $0 so $672,811 $672,811 $608,637 $608,837 $2,890 $2,890 $2,890 ‘$2,890 $3,000 $3,090 $3,183 $3,278 $5,890 ‘$5,960 $6,073 96,168 $14,531 $14,720 $14,915 = $15,116 $21,569 $21,842, $22,122 $22,411 $41,651 $44,177 $46,838 = $49,639 $81,638 $86,730 $92,102 $97,768 $33,010 $35,438 $37,996 $40,601 $74,590 $70,608 «= $84,895 $00,473 $686,126 $732,900 $782,582 $635,341 $844,537 $688,729 $735,683 $785,550 $597,019 $617,082 $636,631 $656,570 $561,677 $570,801 $596,478 $617,442 $30,000 $2,890 $3,377 $6,287 $15,323 $22,709 $52,587 $103,742 $43,530 $96,357 $891,353 $838,526 $676,904 $636,787 ‘$30,000 ‘$2,890 $3,478 96,368 $15,537 $23,015 $55,688 $110,041 $46,520 $102,562 $950,804 $804,762 $697,635 $656,515 $30,000 $30,000 $30,000 $30,000 $2,890 $2,690 $2,890 $2,890 $3,582 $3,690 ‘$3,800 $3,914 $6,472 ‘$8,580 $6,601 $6,805 $15,756 = $15,983 $19,708 = $19,972 $23,331 «$23,656 §=—- $30,313 $30,702 $58,950 $62,381 $65,968 $60,779 $116,679 $123,673 $131,041 $138,801 $49,667 $52,978 $52,970 $56,612 $109,104 $115,999 $120,437 $128,072 $1,013,891 $1,060,620 $1,155,303 $1,230,606 $954,454 $1,017,600 $1,087,636 $1,150,145 $718,767 $676,631 $740,303 $764,560 $786,855 9097,138 $719,012 $741,162 $30,000 ‘$2,890 $4,032 $6,922 $20,244 $31,102 $73,763 $146,973 $60,441 $196,115 $1,310,441 $1,234,768 $809,567 $762,817 ‘$30,000 $2,890 $4,153 $7,043 $20,524 $31,514 $77,949 $155,575 $64,468 $144,584 $1,305,065 $1,314,948 $832,701 $784,880 $2,312,047 $2,909,967 $3,527,049 $4,163,680 $4,820,250 $5,497,154 $6,194,788 $6,013,555 $7,653,858 $8,418,418 $9,205,273 $10,014,840 $10,847,541 $2,312,047 $2,873,724 $3,453,615 $4,052,094 $4,660,536 $5,306,323 $5,962,837 $6,639,468 $7,336,608 $8,056,517 $8,797,680 $9,560,497 $10,345,377 $0 $0 90.431 90.431 90.389 90.389 $0233 $0.233 $210,671 $210,671 $190,013 $190,013 $727,490 $727,490 $o $0 $0 $0 $28,766 $58,604 «9 $89,514 $121,497 $65,009 $132,037 $201,008 $272,210 $0.427 90.444 90.461 $0478 90.401 90417 $0.433 90.450 90.372 $0374 $0.375 90376 $0.350 90.351 90.352 90.354 90.250 $0259 $0.268 $0277 90.225 90233 90.242 90.250 $232,008 $248,056 $264,102 $281,004 $209,900 $223,718 $238,261 $253,664 $202,964 $208,856 $214,847 $220,937 $182,004 $188,364 $193,625 $199,378 $930,454 $1,130,310 $1,354,157 $1,575,004 $910,484 $1,008,848 $1,292,673 $1,492,051 $7,301 -$15,006 $22,954 -$31,165 $12,579 $25,426 $38,530 $51,879 $0.021 $0.046 $0.021 90.048 $0022 = $0.023 $0.050 $0.052 $154,554 $345,385 90.497 90.467 90.377 90.355 $0.287 90.250 $299,083 $269,975 $227,127 $205,022 $1,802,221 $1,697,073 ~$39,688 $65,460 90.024 $0,084 $168,687 $420,638 $0.516 $0.485 90.378 90.356 $0.297 90.269 $318,122 $287,242 $233,416 $210,750 $2,035,637 $1,907,632 $48,545 $79,259 $0.025 $0.056 $331,496. $730,029 $223,896 $497,963 $260,184 ‘$877,437 $295,239 $657,130 $0536 $0,504 $0.556 90.524 $0579 $0.545 $0.602 90.567 $0,380 90.357 $0.381 $0350 $0363 90.361 0.385 90.362 $0.308 90.278 $338,268 $305,518 $239,805 $216,588 $0319 90.268 $359,582 $324,857 $246,204 $222,510 90.332 $0,300 $384,049 $346,875 90.344 $0311 $407,900 $368,525 $260,813 $235,637 $254,157 $229,556 $2,275,442 $2,521,736 $2,775,803 $3,036,706 $2,124,420 $2,346,929 $2,576,485 $2,812,122 $93,265 $107,463 $120,809 $134,346 $0,026 $0.027 90.027 $0.028 90.058 ‘$0.060 ‘$0,080 90.063 $968,776 $823,118 $0625 $0589 $0386 $0,364 $0386 $0.322 $433,116 $391,420 $267,571 $241,812 $3,304,276 $3,053,934 $102,283 $148,060 90.029 $0,085 $407,256 $909,419 $0649 90611 $0387 $0365 $0369 90.333 $450,768 $415,624 $274,431 $248,082 $3,578,708 $3,302,016 $114,758 $161,934 $0.030 90.067 $30,000 $4277 $7,168 $20812 $31,939 $82,346 $164,629 $68,701 $153,502 $1,484,744 $1,399,943 $856,261 $807,356 $11,703,801 $11,152,733 $446,876 $997,045 $0874 $0388 $0,368 $0,382 $0.345 $487,035, $441,210 $281,395 $254,448 ‘$3,860,103 93,556,464 $127,685 $175,953 $0,031 ‘$30,000 ‘$2,890 $4,408 $7,296 $21,109 $82,377 $86,963 $174,157 ‘$73,150 $162,889 $1,579,763 $1,490,024 ‘$880,250 $630,247 $12,584,051 $11,962,980 $487,636 $1,088,707 $0.700 ‘0.660 $0.390 $0.368 $0.305 90.357 $517,695 $468,248 $288,462 $280,910 $4,148,564 $3,817,374 $141,080 $190,101 $0.032 $0072 $30,000 $2,890 $4,538 $7,428 $21,415 $32,828 $91,811 $184,181 $77,824 $172,768 $1,680,419 $1,585,474 $904,672 $853,558 $30,000 $2,890 $4,674 $7,564 $21,730 $33,292 ‘$96,900 $194,725 ‘$82,734 $163,163 $1,787,025 $1,686,596 $920,531 $877,292 $13,488,723 $14,418,255 $12,836,537 $13,713,630 $529,533 $1,181,719 $0.727 $0685 90.301 $0,369 $0409 $0.370 $549,132 $496,618 $295,631 $267,467 $4,444,198 $4,084,841 $154,995 $204,350 $0,034 $0075 $572,568 $1,276,993 $0.755 $0.712 90.392 $0.370 90.424 $0384 $582,336 $526,999 $302,005 $274,122 $4,747,101 $4,368,963 -$169,428 $218,712 $0.035 EEK Diesel Generation Ye 1, Load Requirements kWh Sales: kWh Generated KW Demand 2 Expenses kWh iGal Gal Fusl Fusl Cost $/Gal Fusl Cost Ful Cost$/kwh Variable Non-Fusi Costs $/kwh Variable Nor-Fusi Costs Foad Non-Fusi Costs $fwh Foed Non-Fusl Costs Total Non-FusiCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses: PW Fector PW Total Expenses Accumuated PW Total Expenses 3. Power Costs & PCE Payments 3.0 Power Costs ‘Avg. Costhewh PW Avg. Costiewh 3b. PCE Payments PCE Payment $/wh PCE Payment PWPCE Payments Accumuated PW PCE Payments 4 Waste Heat Recovery Aveilable Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Diese! Fuet Gai Equivalent) Jacket Water Recovery Jacket Water + ES. Capital investment Jacket Water Recovery ES. “otal Capital invest. Jacket Water +E! Debt Service Jacket Water, 5% @15 yrs ES, 5% @8yre Total Debt Service Jacket Water + E.¢ oaM kot Water @ 6% of Investment + Inf E.S. @ 10% of Investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +S. Year Sys. Losses 1990 = Sys. Losses 2020= Load Factor s Avg. Eligible PCE kwh Sold as % of Total = 2001 2002 584,893 601,862 668,728 686,123 153 157 11.8 11.9 $6672 57.836 $1.32 $1.37 $74.807 $79,308 $0112 $0.116 $0112 $012 $65,508 $70,105 $0168 $0.17 $98,262 $105,157 $163,770 $175,262 $238,577 $254,660 1.000 0.988 $238,577 $246,048 $238,577 $484,625 $0408 $0423 $0408 $0.409 so2i0 $0.22 $70,012 $74,564 $70,012 $72,043 $70,012 $142,088 ° ° ° ° ° ° ° ° $0 0 0 2 $0 #0 2 0 9 0 9 so cs $0 0 0 0 0 0 0 2001 2002 15.00% 800% os 57% 2003 619,058 703,663 161 11.9 59,001 $1.43 $84,236 90.120 $0.12 $74,992 $0.18 $112,468 $187,480 $271,717 0934 $253,650 $738,276 90.439 90.410 $0.22 $79,379 $74,101 $216,156 eco Bes ss see 888 kWhigal year 2001 = kWhigal year 2020 = Ava. PCE per kwh sold « 2004 =62005 636,480 721,344 165 120 60,165 3148 $89,334 90.124 90.13 $80,187 90.19 $120,280 $200,467 $289,801 0.902 $281,384 654.129 739,166 169 124 61,328 $1.54 $94,704 90.128 $0.13 $85,707 $020 $128,560 $214,287 $308,971 0871 $289,250 872,005 757,128 173 124 62,491 $1.61 $100,359 $0.133 $0.14 $91,571 $0.20 $137,356 $228,927 $929,286 0.842 $277,250 Est. Year 2001 Fuel Cost $/gal 118 Est. 2001 Non-Fusl Cost $/kwh Sales 13 Variable Costs @ 40% NFC Fond Costs at 60% NFC . $021 2007 2008 20082010 2011 090,107 708,436 726.902 745,775 784,784 775,220 793,448 «811.808 830.208 848.910 177 181 185 190 194 122 122 123 124 124 63852 64,813 65,972 67,130 68,287 $167 $1.74 $1.81 $1.88 $1.95 $108,314 $112,582 $119,180 $126,123 $133,427 $0137 $0142 $0147 $0,182 $0.157 $014 $0.15 $0.15 80.18 8017 $97,709 $104,412 $111,433 $118,885 $126,792 $021 $022 $023 24 $025 $146,609 $156,619 $167,150 $178,327 $190,187 $244,496 $261,031 $278,583 $207,212 $316,979 $350,811 $373,613 $307,763 $423,334 $450,408 0814 = 07s 0789) 07 O78 $285,385 $293,657 $302,086 $310,613 $319,301 $999,659 $1,268,909 $1,546,160 $1,831,545 $2,125,201 $2,427,267 $2,737,880 $3,057,181 90.455 4 9.23 $84,470 $76,187 $292,342 ro Bee se sss 88s 90.472 90.412 $0.24 $89,850 $78,209 $370,642 1,914 3818 13,871 26,568 $22,296 $11,148 $33,443 $2,148 $1,725 $3,673 $1,338 $1,115 $3,406 $2,840 2005 '$0.490 90.413 $0.25 $95,536 $80,439 $451,061 1,938 3,879 14,046 26,981 $22,206 $11,148 $33,443 $2,148 $1,725 $3,873 $1,378 $1,148 $3,626 $2,873 2006 90.508 90.527 90.547 $0414 = $0415 80.418 $90.26 $0.27 10.28 $101,544 $107,889 $114,500 $82,608 $84,600 $87,021 $533,687 $618,488 $705,507 1,062 1,985 2,008 3,638 3,098 4,056 14,217 14,385 14,540 27303 27,801 28,208 $22.206 $2206 «$22,206 $11,148 $11,148 $11,148 $33,443 $33,443 $33,443 $2,148 $2,148 $2,148 $1,725 $1,725 $1,725 $3,673 $3,873 $3,873 $1,419 $1,462 $1,508 $1,163 $1,218 $1,255 $3,567 $3,610 $3,654 $2,007 $2,943 $2,979 2008 2008 90.568 90.416 $0.29 $121,665 ‘$89,269 $794,777 2,030 4114 14,710 28,608 $11,148 $33,443 $2,148 $1,725 $3,873 $1,551 $1,292 $3017 2010 $0.589 90.418 $0.20 $129,133 $91,545, $886,221 2,062 4172 14,887 29,003 $22,298 $11,148 $33,443 $2,148 $1,725 $3,873 $1,597 $1,331 $3,745 $3,056 2011 $1.32 $0.28 90.11 $0.17 2012 784,019 867,648 198 125 69,441 $2.03 $141,110 $0.163 90.17 $135,180 90.28 $202,760 $337,049 $479,050 0.685 $328,129 $3,386,311 90.611 90.419 $0.31 $137,014 ‘$93,647 $980,168 15,021 $22,206 $11,148 $33,443, $2,148 $1,725 $1,645 $1,371 $3,703 $3,008 2012 803,482 885,508 202 126 70,594 $2.11 $149,190 90.168 $0.18 $144,077 $0.27 $216,115 ‘$360,192 $509,382 0682 $337,101 $3,722,411 90.634 $0420 $0.32 $145,330 $96,177 $1,076,345 $1,683 $5,200 $4,236 2013 Fusl inflaction Factor General Inflation Factor 823,171 905,468 207 126 71,744 $2.20 $157,666 90.174 $0.19 $153,512 $0.28 $230,268 $383,779 $541,468 0630 $346,215 ‘$4,088,627 $0658 90.421 933 $154,102 $98,534 $1,174,870 $1,713 843,087 924,585 2 12.7 72,893 $2.29 $166,619 $0,180 90.19 $163,515 $0.29 $245,272 $408,787 $575,408 oe $355,475 $4,424,102 $0,682 90.422 3044 $163,355 $100,018 $1,275,798 2,133 4307 15,460 30,548 $33,280 $16,630 $49,880 $3,204 $2,573 $5,777 $2,117 $1,764 $5,321 4,337 2015 40% 3.0% 35% 2016 883,229 043,707 215 127 74,039 $2.38 $176,008 90.166 $0.20 $174,118 $0.30 $261,177 $435,295 $611,303 O.se7 $364,661 ‘$4,788,063 $0.708 $0.423 90.35 $173,111 $103,320 $1,378,125 2,163 4451 $33,280 $16,630 $40,889 $2,573 $5,777 $2,181 $1,617 95,305 $4,300 2017 863,508 963,122 zm 128 75,182 $2.47 $185,875 90.193 $0.21 $185,356 9031 $278,034 $463,389 $649,285 0s77 $374,435 $5,163,418 90.735 90.424 $0.36 $163,308 $105,767 $1,484,891 2171 4,508 15,733 31,296 $33,280 $16,630 $49,889 $3,204 $2,573 ‘$5,777 $2,246 $1,872 $5,450 $4,445 2017 Jacket Water Jacket Water + Stack Heat 2018 219 904,104 925,016 (982,557 1,002,101 24 129 128 76,323 77481 $287 $2.67 $196,244 = $207,137 ‘0.200 $0.207 $0.22 $0.23 $107,283 © $209,878 ox 0M $205,005 $314,817 $493,158 $524,696 $089,402 $731,832 0587 0538 $364,137 $393,990 $5,547,556 $5,941,546 90.762 $0.791 90.425 90.426 90.38 $0.39 $104,241 $205,669 $108,232 $110,724 $1,503,123 $1,703,648 2,180 2.207 4550 4612 15,885 15,992 31,683 32,028 $33,260 $33,280 $16,630 $16,630 ‘$40,689 $49,889 $3,204 $3,204 $2,573 $2,573 96.777 $5,777 $2,313 $2,383 $1,928 $1,986 $5,518 $5,587 $4,501 $4,550 20168 2019 Waste Heat - investment per KW $100 $150 946,086 1,021,751 ma 13.0 78,508 $2.78 $216,579 90.214 $0.24 $223,240 $0.35 $334,661 $558,101 $776,681 0.820 $403,995, $6,345,541 $0821 90.427 $0.40 $217,712 $113,244 $1,817,002 2224 4084 16,116 32,385 $33,280 $16,630 2,573 777 $2,454 $2,045 $5,650 sere District Heating System Capital Invest mentt $0 Debt Service @ 5%, 15 Years $0 O&M at 10% of Investment + Inflation $0 Total Expenses District Heating $0 tal Expenses Waste Heat+ District Heating Jacket Water $0 Jacket Water +€.S. ro) Waste Heat Sales Jacket Water $0 Jacket Water +E.S Es) Net Income Jacket Water $0 Jacket Water +E S. $0 6. Total Generation Expenses Minus: Net Income from Waste Heat Sales Jacket Water $238,577 Jacket Water +S. $238,577 PW Total Expenses Jacket Water $238,577 Jacket Water +E.S. $238,577 Acoumuated PW Total Expenses Jacket Water $238,577 Jacket Water +£:S. $238,577 Acoumudated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +E.S. 0 ©. Power Costs & PCE Payments with Waste Heat Ofteet 6.0 Power Costs Avg. Costkwh, Jacket Water $0.408 Jacket Water +E.S. $0.408 PW Avg. Costiwh Jacket Water $0.408 Jacket Water +E.S. $0,408 6.b. PCE Payments PCE Payment $/cwh Jacket Water $0210 Jacket Water +€.S. $0210 PCE Payments Jacket Water $70,012 Jacket Water +E.S. $70,012 PW PCE Payments Jacket Water $70,012 Jacket Water +E.S. $70,012 ‘Accumulated PW PCE Payments Jacket Water $70,012 Jacket Water +E.S. $70,012 Acoumudated P,W of PCE Savings Jacket Water $0 Jacket Water +E.8. $0 7. Potential Rate Reduction/kwh From Bales of Waste Heat Jacket Water $0 Jacket Water +ES. so 88 88 8888 8s ‘$254,660 $254,660 $246,048 $246,048 $484,625 $484,625 $0.423 90.423 $0.409 $0,409 $0217 $0217 $74,564 $74,564 $72,043 $72,043 $142,055 $142,055 so 0 $s 8BsEs ss 88 8s $271,717 $271,717 $253,650 $253,650 $736,276 $738,276 90.4390 90.439 90.410 $0410 90.225 90.225 $79,370 $79,379 $74,101 $74,101 $216,156 $216,156 #0 0 88 8888 ss 30 0 ‘$289,601 $269,801 $261,384 $261,384 $30,000 $2,890 $3,000 $5,890 $9,376 $12,216 $21,420 $41,023 $17,934 $38,184 $291,037 $270,787 $253,622 $235,975 $999,659 $1,253,281 $990,659 $1,235,635 co bo 90.455 90.455 0411 g0411 $0233 $0233 $84,470 $84,470 ‘$76,187 $76,187 $292,342 $292,342 30 0 $0 so $15,628 $33,275 $0.445 $0414 90.388 $0361 $0245 $0216 $91,414 $80,448 $79,662 $70,108 $372,004 $362,449 $1,362 $8,193 $0.027 $0.058 ‘$30,000 $2,890 $3,090 $5,980 ‘$9,508 $12,379 $22,557 $43,332 $19,031 $40,459 $310,255 $288,828 $261,226 $243,185 ‘$30,000 $2,890 $3,183 $6,073 $9,640 $12,548 $23,746 $45,753 $20,179 $42,845 $330,633 $307,966 $268,870 $250,530 ‘$30,000 $2,890 $3,278 96,168 $9,778 $12,721 $24,987 $48,292 $21,378 $45,349 $352,236 $328,264 $276,854 $258,013 $1,514,507 $1,763,477 $2,060,331 $1,478,820 $1,729,350 $1,067,363 $31,652 $67,340 $0.462 $0.430 $0.389 $0.362 90.254 90.224 $97,288 $85,685 $81,914 $72,144 $453,918 $434,503 $2,637 $16,488 $0.028 $0.60 $48,068 $102,195 $0479 90.446 $0390 $0.363 $0.263 90.232 $103,508 $91,232 $84,202 $74,217 $538,120 $508,810 4433 $24,876 90.029 90.062 $64,870 $137,638 $0.497 90.463 90.301 90.364 $0273 $0240 $110,086, $97,108 $88,527 $76,324 $624,647 $585,134 -96,161 $33,362 90.030 90.064 $30,000 $2,890 8777 $6,267 $9,920 ‘$12,900 $26,284 $50,054 $22,630 $47,975 $375,133 $349,788 $284,880 $265,633 ‘$30,000 $2,890 $3478 96,368 $10,067 $13,084 $27,637 $53,745 $23,938 $50,728 $999,396, $372,607 $293,049 $273,393 ‘$30,000 $2,890 $3,582 $6,472 $10,218 $13,274 $29,050 $56,669 $25,305 $53,613 $425,101 $398,702 $901,362 $261,203 ‘$30,000 $2,800 $3,600 ‘96,580 $10,373 $13,469 $30,524 $50,734 $26,731 $56,638 $452,328 $422,421 $309,820 $289,336 ‘$30,000 $2,800 $3,800 $6,691 $11,890 $16,128 $32,062 $62,044 $26,862 $58,708 $482,521 $450,674 $319,324 $298,249 $2,345,211 $2,638,260 $2,930,622 $3,240,443 $3,568,767 $2,252,096 $2,526,389 $2,607,683 $3,097,018 $3,305,267 $82,056 $174,271 $0516 90.481 $0302 $0365 90.282 90.249 $117,049 $103,325 $88,888 $78,408 $713,535 $663,601 $8,028 $41,907 $0.031 $0,066 $99,620 $211,491 $0.536 $0500 90.393 90.367 90.203 90.259 $124,414 $109,908 $01,287 $80,643 $804,822 $744,244 $10,045 $50,533 $0.032 $0.068 $117,550 $249,490 90.556 90519 $0304 $0,368 $0303 90.268 $132,203 $116,874 $93,721 $82,664 $808,543 $827,006 $12,222 $59,223 $0.033 $0.070 $135,668 $288,292 $0577 90.539 90.305 90.369 90.314 $0278 $140,439 $124,245 $96,193 $85,101 $094,737 $912,199 $14,568 ‘$67,970 $0.034 $0.072 $153,645 $327,144 $0,601 $0.561 90.397 $0371 $0.327 $0290 $149,881 $132,638 $99,180 $87,776 $1,093,025 $999,975 $17,580 $76,370 90.033 $0073 ‘$30,000 $2,890 $3,914 $12,084 $16,350 $33,665 $66,308 $28,408 962,021 $513,080 $479,445, $328,053 $308,559 $3,896,819 $3,701,626 $171,807 $366,801 $0623 90.582 90.309 90.372 90.330 ‘$0300 $159,068 $140,685 $101,721 $90,083 $1,195,647 $1,090,058 $20,768 $84,621 $0.035 30.075 $90,000 $2,880 $4,032 $6,922 $12,243, $16,581 $35,338, 969,828 $30,016 965,401 $545,300 $509,915, $336,932 $315,016 $4,233,751 $4,016,843 $190,351 $407,260 $0.647 $0 605, $0,400 $0.374 $0.351 $0.311 $168,817 $149,607 $104,202 $92,425 $1,290,908 $1,182,482 $24,142 $03,314 $0,036 $0.078 $30,000 $2,800 $4,153 $7,043 $12,428 $16,818 $37,081 $73,515 $31,696 969,124 $679,607 $842,179 $345,962 $323,621 $4,579,713 $4,340,464 $209,270 $448,519 90671 90628 90.401 90.375 90.364 90.323 $179,095 $158,628 $108,900 $94,803 $1,408,639 $1,277,285 $27,714 $101,840 90.037 90.080 $30,000 $2,890 4277 $7,168 $12,618 $17,063 $38,698 $77,374 $33,448 $72,830 $815,817 $576,335 $355,145 $332,376 $4,994,850 $4,672,840 $228,550 ‘$490,578 $0.607 $0652 $0.402 90.376 $0377 $0335 $160,052 $168,572 $109,546 $07,217 $1,516,385 $1,374,502 $31,404 $110,380 $30,000 $4,408 $7,296 $12,814 $17,314 $40,791 $81,414 $35,274 $76,913 9854,128 $612,489 $364,483 $341,281 $5,299,342 $5,014,121 $248,214 $533,434 90.723 90677 90.403 90.377 $0.01 $0347 $201,418 $178,870 $112,231 $90,667 $1,628,616 $1,474,189 -$36,402 $118,955 90.039 90.085, ‘$30,000 $2,800 $4,538 $7,428 $13,015 $17,574 $42,764 $85,641 $37,177 $81,082 $694,656 $650,750 $373,976 $360,338 $5,673,317 $5,364,460 $577,086 90.751 90.704 $0.404 $0378 $0,405 $0.360 $213,524 $189,749 $114,953 $102,153 $1,743,560 $1,576,322 $39,721 $127,528 30.040 $0.088 $30,000 $2,890 $4674 $7,564 $13,223 ‘$17,841 $44,818 ‘$90,064 $39,160 $85,446 $737,521 $601,235 $383,626 $359,550 $8,056,943 ‘$5,724,009 $288,596 $621,531 $0.780 80.731 90.405 ‘90.380 $0.420 90.373 $226,305 $201,241 $117,714 $104,677 $1,861,282 81,680,990 $44,190 $136,093 90.041 EMMONAK Sys. Losses 1999 = 15.00% Est. Year 2001 Fus! Cost Sigal . $1.14 Diesel Generation Sys. Losses 2020 = 8.00% kWhigal year 2001 = 124 Est. 2001 Non-Fuel Cost S/kwh Sales = $0.28 Fuel inflaction Factor 40% Waste Heat - Investment per KW Load Factor - 05 kWhigal year 2020 = 13 Variable Costs € 40% NFC . 90.11 ‘General inflation Factor 3.0% Jacket Water $100 ‘Avg. Eligible PCE kwh Foed Costs at 60% NFC - $0.17 Discount Rate 35% Jecket Water + Stack Heat $150 Sold as % of Total = 57% Avg. PCE perkwh sods $0.19 Year 2001 2002 2003 2004 2005 2008 2007 208 2009 2010 2011 2012 2013 2016 2017 2018 2019 2020 1, Load Requirements kWh Sales 2,449,243 2,526,279 2,604,459 2,683,783 2,764,251 2,845,063 2,928,619 3,012,518 3,097,562 3,183,750 3,271,082 3,350,558 3,449,178 3,724,901 3,819,097 3,914,437 4,010,921 4,108,549 kWh Generated 2,800,301 2,879,058 2,960,402 3,041,621 3,123,604 3,208,339 3,289,815 3,374,020 3,458,944 3,544,575 3,630,901 3,717,011 3,805,503 4,072,568 4,162,816 4,253,688 4,345,164 4,437,233 KW Demand 39 658 676 604 713 732 751 770 790 809 e290 849 869 960 971 982 1,013 2. Expenses kWh Gal 124 124 122 122 123 123 124 124 125 125 126 126 127 127 128 128 129 129 13.0 130 Gal Fust 231,430 237,085 242,761 248,456 «254,169 250,809 265,846 271,407 277,182 282,970 288,770 204,580 © 300,400 308,228 «312.085 317,907 323,756 «= 820,600 338.408 1,228 Fusl Cost $/Gal $114 $119 $123 $128 $133 $1.30 $144 $150 $1.88 $1.62 $1.69 $1.75 $1.83 $1.90 $1.97 $2.05 $2.14 $222 $231 $2.40 Fuel Cost $263,630 $281,088 $299,330 $318,608 $338,970 $360,477 $383,185 $407,155 $432,451 $450,141 $487,203 $516,061 $548,283 © $581,278 $616,050 $652,687 $891,283 $731,031 $774,735 $819,799 Fusl Cost$/kwh $0004 $0.098 0.101 $0.105 $0109 $0112 $0.16 = $0.21 80.125 = $0.130 80.134) 80.190 $0144 «= 80.149 80.185 = $0160) 80.168 «= 80.172 80.178 = 80.185 Variable Non-Fuel Costs $/cwh $0112 $012 $0.12 $0.13 $0.13 $0.14 80.14 $0.15 $0.15, $0.16 $0.17 90.17 $0.18 $0.19 $0.19 $0.20 $0.21 $0.22 90.23 $0.24 Variable Nor-Fusi Costs $274,315 $204,261 $315,502 $338,116 $362,184 $387,792 $415,031 $443,998 $474,703 $507,525 $542,304 $570,251 $618,491 $860,158 $704,389 $751,334 $801,147 $853,903 $910,044 $980,482 Foeed Non-Fusl Costs Sfwh $0168 = $017, $018 = S019 = $020 $020 $021 $022 $023 $0.24 $0.25 $0.28 $027 $0.28 $0.29 $0.30 $0.31 $0.33 $0.34 $0.35 Fred Non-Fust Costs $411,473 $441,301 $473,253 $507,174 $543,275 $581,688 $622,547 $665,997 $712,190 $761,287 $813,458 $858,877 $027,737 _ $000,236 $1,058,584 $1,127,000 $1,201,720 $1,280,089 $1,985,088 $1,454,224 Total Non-FusiCost $685,788 $735,652 $788,755 $845,280 $005,450 $069,480 $1,037,578 $1,109,905 $1,186,084 $1,268,811 $1,355,760 $1,448,128 $1,546,229 $1,650,304 $1,760,973 $1,878,334 $2,002,867 $2,134,981 $2,275,109 $2,423,708 Total Power Generation Expenses $040,618 $1,016,740 $1,088,085 $1,163,895 $1,244,429 $1,329,056 $1,420,763 $1,517,150 $1,619,435 $1,727,052 $1,843,053 $1,085,100 $2,094,512 $2,231,672 $2,377,023 $2,831,022 $2,604,150 $2,866,013 $3,049,844 $3,243,505 2. Present Worth (PW) Expenses PW Factor 1000 0086 = 0934 = 002874 0842 0814 07% 0.750 0.734 0.700 0.685 0.662 0639 ose 0.507 0.877 0.557 0.538 0.520 PW Total Expenses $949,618 $982,358 $1,015,739 $1,049,767 $1,084,448 $1,119,787 $1,155,782 $1,192,466 $1,220,618 $1,267,852 $1,206,575 $1,345,003 $1,386,113 $1,426,940 $1,468,482 $1,510,743 $1,553,732 $1,597,455 $1,641,018 $1,687,127 Acoumuated PW Total Expenses $949,618 $1,931,976 $2,947,715 $3,997,482 $5,081,929 $6,201,717 $7,357,509 $8,549,975 $9,779,702 $11,047,644 $12,354,219 $13,700,212 $15,086,325 $16,513,285 $17,981,747 $19,492,490 $21,046,222 $22,643,677 $24,285,504 $25,972,722 3. Power Costs & PCE Payments 3.0 Power Costs Avg. Costikwh $0.388 $0.402 $0418 90.434 $0.450 90.467 $0.485 $0.504 $0.623 90.543 90.563 $0.585 ‘$0607 $0.630 90.654 $0670 90.705 $0.732 $0.760 $0.769 PW Avg. Costikwh $0388 $0389 $0300 $0301 $0302, $0363 $0305 $0308 | $0307 80.808 $0300 ©=— $0401 © $0402 $0403 $0404 «= $0408) 80.407, 80.408 80.409 $0411 3b. PCE Payments PCE Payment $/kwh $0100 $020 $020 $0.24 $022 $023 $023 $024 $025 $0.28 $0.27 $0.28 $0.29 $0.30 $0.31 $0.22 $0.33 $034 $0.35 $0.37 PCE Payment $265,253 $283,172 $302,153 $322,253 $343,532 $366,053 $380,882 $415,088 $441,745 $469,027 $490,716 $531,198 $564,454 $500,583 $636,680 $675,847 $717,191 $760,823 $808,861 $855,428 PW PCE Payments $285,253 $273,506 $262,063 $290,654 $200,368 $308,207 $317,169 $326,256 $335,485 $344,800 $354,258 $363,640 $373,546 $383,376 $363,329 $403,407 $413,608 $423,004 $434,383 $444,056 Accumulated PW PCE Payments $265,253 $538,849 $820,912 $1,111,586 $1,410,034 $1,719,141 $2,036,310 $2,362,566 $2,698,032 $3,042,832 $3,307,090 $3,760,931 $4,134,477 $4,517,852 $4,911,182 $5,314,588 $5,728,197 $8,182,130 $6,586,513 $7,031,460 4, Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery ° ° 0 0 67,748 7,885 80208155 8.288 8419 8,550 8670 8,807 8,933 9,058 9,181 9,303 9.423 9.541 9,658 Jacket Water + ° ° 0 0 15,640 15,055 16,280 = 16,562 16,804 = 17,208 17,516 17,826 18,134 18,441 18,747 19,052 19,355 19657 19.957 20,258 Exhaust Stack Recovery (E.S) (Diesel Fuel Gal Equivatert) Jacket Water Recovery 0 ° ° 0 56,144 57,135 58,118 = $9,001 60,056. 61,011 61,956 62,802 63,817 O4,731 65635 68,828 67,410 «68,281 69,139 69,987 Jacket Water + E.S. ° ° 0 © 108,757 110,934 113,108 115,273 117,433 119,588 = 121,732 123,670 125,009 128,121 130,283 132.335 134,428 «138,810 138.581 140,641 Capital investment Jacket Water Recovery $0 co) $0 $0 $95,537 $95,537 $05,537 $95,537 $05,537 $05,537 $05,537 $05,537 $144,439 $144,430 $144,430 $144,430 $144,439 $144,490 $144,430 $144,430 Es. 9 9 co $0 $47,769 $47,769 $47,760 $47,769 847,769 ‘$47,769 47,760 ‘$47,769 $72,220 $72,220 ‘$72,220 $72,220 $72,220 $72,220 $72,220 $72,220 “otal Capital Invest. Jacket Water +E! 0 ss so $O $143,308 $143,308 $143,308 $143,308 $143,308 $143,308» $143,308 © $143,308 $216,659 $216,650 $216,650 $216,650 $216,659 $216,650 $216,659 © $216,659 Debt Service Jacket Water, 5% @15 yrs 9 0 0 co $9,204 $9,204 $9,204 $9,204 $9,204 $9,204 $0,204 $9,204 $13,916 $13,916 $13,016 $13,016 $13,916 $13,016 $13,016 $13,916 ES, 5% @6yre $0 $0 $0 $0 $7,301 $7,381 $7,301 $7,391 «$7,301 $7,301 $7,301 $7,301 $14,174 $14,174 $14,174 819,174 $11,174 814,174 $11,174 $11,174 Total Debt Service Jacket Water +E. E) so $0 $0 $16,505 $16,505 $16,505 $16,505 $16,505 $16,505 $16,505 $16,505 $25,090 $25,000 $28,000 $25,000 $28,000 $25,000 $25,000 $25,090 O&M ket Water @ 6% of Investment + inf: 9 2 90 0 $5,732 $5,904 $6,081 96,264 $6,452 $6,645 98,845 $7,050 $8,666 $8,928 99,194 $9,470 $9,754 $10,047 $10,348 $10,650 E'S. @ 10% of Investment + inflation $0 so $0 $0 $4,777 = $4,920 $5,088 $5,220 $5,378 «= $5,538 = $5,704 «= $5,875 «= $7,222 «= $7,430 «= «$7,062 $7,802 $8,128 «= $8,372 $BEZ3 $8,882 Total Expenses Heat Recovery Jacket Water $0 $0 0 $0 $14,937 $15,109 $15,286 «= $15,468 + = $15,656 $15,650 $16,049 $16,254 $22,582 $22,042 $23,110 $23,386 $23,670 $23,062 $24,284 $24,574 Jacket Water +E.S. 30 so so $0 $12,168 $12,311 $12,450 $12,611 $12,767 $12,020 $13,095 $13,286 §=— $18,306 = $18613 «= $18,896 $19,088.) $19,302 $19,546 = $19,707 $20,056 Year 2001 2002 2003 2004 2005 2008 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 District Heating System Copital Investment Debt Service @ 5%, 15 Years O&M at 10% of Investment + Inflation Total Expenses District Heating tal Expenses Waste Heat +District Heating Jacket Water Jacket Water +€.S. $sss ss Waste Heat Sales Jacket Water Jacket Water +E.S. ss Net Income: Jacket Water $0 Jacket Water +E.S. 0 6. Total Generation Expenses Minus: Net Income from Waste Heat Sales Jacket Water Jacket Water +€.S. PW Total Experses. Jacket Water Jacket Water +€.S. Acoumniated PW Total Expenses: Jacket Water Jacket Water +E S. Accumulated PW Savings From Waste Heat Sales Jacket Water Jacket Water +E.S. 4. Power Costs & PCE Payments with Waste Heat Offset 6.0 Power Costs Avg. Costfcwh Jacket Water Jacket Water +£:S, PW Avg. Costikwh Jacket Water Jacket Water +€.8. 6b, PCE Payments PCE Payment $/kwh Jacket Water Jacket Water +8. PCE Payments Jacket Water Jacket Water +E.S. PWPCE Payments Jacket Water Jacket Water +€.S. Accumulated PW PCE Payments Jacket Water Jacket Water +S. Accumulated P.W of PCE Savings Jacket Water Jacket Water +E.S. 90.368 90.388 $0388 90.388 $0,190 $0.190 $265,253 $265,253 $265,253 $265,253 $265,253 $265,253 T. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water Jacket Water +ES, $8 88 8888s 8s 0 $0 0 90 $0.402 $0.402 $0,389 90.389 90.197 90.197 $283,172 $283,172 $273,506 $273,596 $538,849 $538,849 0 0 8s a $0 = $30,000 $30,000 0 $0 $2,890 $2,890 0 $0 $3,000 $3,090 so 0 ‘$5,890 $5,980 co $0 © $20827 $21,089 0 $0 = $32,995 $33,400 co $0 «6$74875 «= $79.245 0 $0 $145,042 $153,864 #0 $0 $59,939 $64,137 $0 $0 $132,874 $141,553 0 $0 $52,233 $106,235 0 $0 $115,782 $234,976 $0418 $0434 $0420 $0445 90418 90.434 90.402 0418 $0.380 90.391 $0.373 90.375 $0390 90.301 $0350 90.352 90.204 90211 $0220 90.237 $0.204 $0211 $0204 $0211 $302,153 $322,253 $360,416 $384,222 $302,153 $322,253 $320,921 $342,301 $282,063 $290,654 $314,081 $323,505 $820,912 $1,111,568 $1,425,647 $1,749,152 $820,912 $1,111,566 $1,391,230 $1,670,438 *” $0 -$14.713 -$30,011 0 $0 = $19,704 = $39,703 90 0 $0. $0.023 0 0 $0.048 $0.050 $30,000 $30,000 $30,000 ‘$2,690 $2,890 $2,890 $3,183 $3,278 $3,377 $6,073 96,168 $6,267 $21,359 © $21,637 $21,923 $33,817 $34,247 $34,690 $83,832 $88,646 $93,607 $163,152 $172,928 $183,215 $68,547 $73,178 $78,041 $150,693 $160,317 $170,447 $949,618 $1,016,740 $1,088,085 $1,163,895 $1,184,490 $1,265,819 $1,352,216 $1,443,972 $1,541,304 $949,618 $1,016,740 $1,088,085 $1,163,895 $1,111,554 $1,188,403 $1,270,070 $1,356,833 $1,448,968 $949,618 $982,358 $1,015,739 $1,049,767 $1,032,215 $1,085,786 $1,100,029 $1,134,949 $1,170,552 $949,618 $982,368 $1,015,739 $1,049,767 $968,655 $1,000,604 $1,033,203 $1,086,459 $1,100,378 $949,618 $1,031,976 $2,947,715 $3,997,482 $5,029,606 $6,005,482 $7,195,511 $8,330,460 $9,501,012 $949,618 $1,931,976 $2,947,715 $3,997,482 $4,966,137 $5,086,741 $6,999,944 $8,086,402 $9,166,780 $161,998 $357,565 $219,515 $483,573 $278,781 $613,012 90.462 90.434 $0376 $0.353 $0479 90.450 90406 90.468 90377 90.354 90378 90.355 90.245 $0.219 $409,453 $964,971 $333,001 $296,904 90.254 90.227 $436,188 $389,002 $342,840 $305,752 $2,082,242 $2,425,062 $2,777,835 $1,976,342 $2,282,095 $2,596,648 $45,932 $62,516 -$79,803 $59,068 © $80,471 $101,184 90.283 90.235 $464,508 $414,470 $962,753 $314,754 $0023 $0,024 $0.025 $0,051 90.053 $0.055 $2,890 $2,890 $2,890 $2,890 $2,890 $3,478 $3,582 $3,690 $3,800 $3,914 96,368 96,472 $6,580 36001 ‘96,805, $22,218 $22,521 $22,834 $29,273 $20,647 $35,146 $35,616 $36,100 $47,668 $48,259 $98,995 $104,550 $110373 $116477 $122872 $194,037 $205,419 $217,388 §9=— $229,971 $243,197 $83,145 $88,501 $94,119 $93,895 $100,030 $181,108 = $192,325 $204,123 $211,575 $224,584 $1,644,807 $1,754,552 $1,870,990 $2,000,617 $2,131,642 $1,546,844 $1,650,728 $1,760,987 $1,862,996 $2,007,068 $1,206,846 $1,243,635 $1,281,527 $1,323,975 $1,362,980 $1,134,967 $1,170,232 $1,208,180 $1,246,096 $1,283,340 ‘$10,707,858 $11,951,603 $13,233,219 $14,557,194 $15,920,175 $10,301,747 $11,471,080 $12,678,160 $13,924,256 $15,207,506 $390,787 $402,527 $468,993 $529,131 $593,001 $745,897 $882,240 $1,022,052 $1,162,070 $1,305,660 90.517 $0.536 90.557 ‘$0.580 ‘$0,602 90.486 $0,505 90.524 90.546 90.567 90.379 $0.380 90.381 90.384 90.385 90.356 $0.368 90.350 90.361 90.363 90.272 90.262 $0.292 90.305 90.315 90.243 $0.252 $0261 $0272 0.282 $404,501 $526,258 $550,870 $508,756 = $636,417 $441,454 = $470,036 $500,303 $535,082 $568,971 $962,830 $373,073 $383,481 $308,247 $408,928 $323,008 $333,217 $342,681 $354,075 $363,802 $3,140,685 $3,513,738 $3,897,219 $4,203,465 $4,700,393 $2,020,757 $3,253,974 $3,596,654 $3,950,729 $4,314,532 $07,833 $116,648 = -$196,288 $158,080 -$182,541 $122,076 = $143,117 $164,276 = $183,747 $203,321 90.0268 $0,027 $0.028 90.027 30.028 90.057 90.059 90.081 $0,081 30.083 ‘$30,000 $2,800 $4,082 $6,922 $30,002 $48,867 $129,571 $257,004 $106,462 $238,258 $2,270,561 $2,138,765 $1,402,711 $1,321,290 $17,322,668 $16,526,686 $658,861 $1,452,861 $0388 90.364 027 $0292 $676,255 $604,887 $417,778 $373,688 $5,118,171 $4,688,220 $208,089 $222,962 0.029 $0.086 ‘$30,000 $30,000 ‘$30,000 ‘$2,690 $2,890 $2,890 $4,153 $4277 $4,408 $7,043 $7,168 $7,298 $30,429 $30,837 $31,258 $49,494 $50,140 $50,804 $136,588 = $143,934 $151,624 $271,694 $287,030 $303,134 $113,202 $120,264 $127,662 $262,628 $267,727 $283,588 $2,417,820 $2,573,885 $2,730,251 $2,278,393 $2,426,423 $2,583,325 $1,443,174 $1,484,375 $1,526,321 $1,360,952 $1,309,332 $1,430,438 $18,766,060 $20,250,435 $21,776,756 $17,888,837 $19,268,170 $20,727,608 $726,430 $795,787 — $866,921 $1,603,652 $1,758,052 $1,016,069 0.649 $0674 $0.700 $0.612 $0635 $0660 90.387 90.389 90.390 90.365 90.368 $0.368 90.338 90.350 $0.363 90.303 $0314 $0.325 $718,386 = $762,032 $810,024 9642,886 $683,081 $725,590 $426,708 «= $430,088 $451,348 $383,733 $303,037 $404,302 $5,546,068 $5,986,056 $6,438,305 $5,071,952 $5,465,890 $5,870,191 $232,380 $258,750 = -$286,174 $242,696 © $282,307 $281,939 80.030 $0.031 $0.033 90.068 $0.070 90.072 $30,000 $2,800 $4,538 $7,428 $31,692 $51,489 $150,673 $320,043 $135,409 $300,246 $2,914,435 $2,749,508 $1,569,019 $1,480,277 $30,000 $2,890 $4,674 $7,564 $32,138 $52,194 $168,094 $337,793 $143,520 $317,737 $1,612,475 $1,521,855 $23,345,774 $24,058,249 $22,207,885 $23,729,740 $939,820 $2,077,708 $0.727 $0686 $0391 $0.360 90.376 90.337 $850,796 $770,537 $462,681 $414,827 96,901,185 96,285,018 $314672 $301,405 $0.034 $0075 $1,014,473 $2,242,982 $0,755 90.712 90.392 90.370 ‘$0300 90.349 $912,389 $818,051 $474,585 $425,514 $7,378,770 $8,710,532 $344,301 $320,937 90.036 80.077 GOODNEWS BAY Diesel Generation Year 1. Load Requirements kWh Sales Wh Generated KW Demand 2 Expenses kWh Gal Gai Fust Fusl Cost $/Gal Fual Cost Fuel Cost$/ewh Variable Non-Fusi Costs Skwh Variable Nor-Fusi Coste Fad Non-Fusl Costs $/kwh Foed Nor-Fusl Costs Total Nor-FusiCost Total Power Generation Expenses: 2.0 Present Worth (PW) Experses PW Factor PW Total Expenses Accumulated PW Total Expenses 3. Power Costs & PCE Payments ‘3.0 Power Costs ‘Avg. Costtcwh PW Avg. Costikwh 3b. PCE Payments PCE Payment S/ikwh PCE Payment PWPCE Payments Accumuated PW PCE Payments 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Esteust Stack Recovery (E.S) (Ciesel Fuel Gal Equvalert) Jacket Water Recovery Jacket Water + E.8, ‘Capital investment Jacket Water Recovery Es. “otal Capital Invest. Jacket Water + E £ Debt Service Jacket Water, 5% 15 yre ES, 5% @8yre Total Debt Service Jacket Water + E.¢ O&M ket Water @) 6% of Investment + Inti: E.S. @ 10% of Investment ¢ Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +€.S. Year Sys. Losses 1999 = Sys. Losses 2020 = Load Factor - Avg. Eligible PCE kwh Sold as % of Total = 2001 2002 633,828 653,256 724674 744,712 165 170 109 11.0 66.484 67,636 $1.38 $1.44 $91,748 $07,072 $0127 $0.130 $0112 $0.12 $70,989 $76,001 $0168 $0.17 $108,483 $114,137 $177,471 $190,228 $269,219 $287,300 1000 (0.988 $269,219 $277,584 $269,219 $546,803 $0425 $0440 $0425 $0.425 so2t0 $0.22 $70,545 $75,252 $70,545 $72,707 $70,545 $143,282 ° ° 0 ° ° 0 ° 0 r » 0 Cs $0 Co 0 0 0 90 0 $0 30 ry 0 0 0 2 0 $0 2001 2002 15.00% 8.00% os 53% 2003 672,979 764,953 175 11.41 68,784 $1.49 $102,668 $0.134 $0.12 $81,524 90.18 $122,286 $203,810 $906,478 0.934 $286,101 $832,904 $0.455 90.425 90.22 $80,237 $74,903 $218,155 eco eo Bes ss seg S88 Est Year 2001 Fusi Cost Sigal . kWhoel year 2001 = 109 Est. 2001 Non-Fusl Cost $/kwh Sales = kWhgal year 2020 = 13 Variable Costs € 40% NFC . Fowed Costs at 60% NFC . Ava. PCE perkwhsolds $0.21 2004 2005 2082007 2000 2010 2011 692.998 713,308 733,009 754,808 775,908 797.479 © 819.256 841,228 785,305 806.038 826.871 847,809 860,116 800,518 «= 912,105 633,872 179 184 189 194 198 203 208 213 112 11.3 11.8 116 117 118 11.9 120 69.927 71,086 © 72,109 73,328 74,451 «75,589 «= 78.681 77,789 $155 «$161 $1.68 $1.75 $1.82 (81.80 $1.96 $2.04 $108,549 $114,729 $121,221 $128,040 $135,202 $142,721 $150815 $158,902 $0138 $0142 $0147 $0151 = $0,156 80.160 «= $0.165—$0.170 $013 $013 $014 = $0.14 $0.15 «$0.15 $0.16 $0.17 $87,307 $83,460 $100,008 $106,988 $114,370 $122,237 $130,508 $130,481 $0.19 $020 $020 $021 som 023 $0.24 $0.25 $130,960 $140,190 $150,009 $160,452 $171,565 $183,356 $195,808 $200,222 $218,287 $233,651 $250,016 $267,420 $285,924 $205,503 $328,408 $248,703 $928,817 $348,380 $371,237 $305,460 $421,128 $448,314 $477,111 $507,605 0902 087! 0820814788780 0734 0.709 $294,770 $303,563 $312,571 $321,707 $331,001 $340,455 $350,071 $359,850 $1,127,674 $1,431,267 $1,743,838 $2,085,545 $2,306,548 $2,737,001 $3,087,073 $3,446,923 $0472 $0488 © $0808 $0824 «= $0543: $0.582 «$0.52 $0803 $0425 $0428 © $0428 «$0428 «= $0427 «$0427 «= $0427 «$0428 $023 $024 $025 028 = 027 80.28 $0.29 $0.30 $285,518 $01,103 $07,015 $103,270 $109,885 $116,879 $124,273 $132,088 $77,130 $70,301 $81,684 $84,010 $86,368 $88,750 $01,183 $03,640 $295,285 $374,678 $486,380 $540,370 $626,739 $715,408 $808,681 $900,221 0 2374 «= 2387 290821 2.421 2431 2.439 0 4580 4620 «6467847224787 4812 4.855 0 17,190 17,208 17,385 17,488 17,544 «17813 «17,678 © 31,010 32.241 32,884 32.879 33,187 83.488 33,778 $O $24,561 $24,561 $24,561 $24,561 $24,561 $24,561 $24,561 $O $12281 $12,281 $12281 $2281 $12281««$12.281 $12,281 $O $36,842 $36,842 $36,842 SI5842 SUHEK2 SHH BAZ 838,842 + $0 $2,908 $2,308 $2308 $2385 SHS. $0 $1,000 $1,000 $1,000 $1,900 $1,900 $1,900 $1,900 $0 $4206 $4,208 4.206 4.288 4.208 4.208 $4,208 $0 $1,474 $1,518 $1,583 $1,810 $1,650 $1,708 $1,780 $0 $1,228 $1,265 $1,903 $1,042 $1,382 $1,424 81,408, $0 $3,840 $3,884 © $3,990 $3,977 $4,025 $4075 $4,128, $0 $3,128 $3,165 $3,203 $3,242 $3,282 $3,924 $3,568, 2004 2005 208 2007, 20082008 2010 2011 $1.38 $0.28 90.11 ‘$0.17 2012 863,680 955,816 218 121 78,890 $2.12 $167,508 90.176 $0.17 $148,916 90.26 $223,374 $972,291 $539,688, 0.685 ($300,704 $3,816,717 $0625 90.428 $0.31 $140,345 $96,129 $096,440 2447 4907 17,732 4,082 $24,561 $12,281 $2,306 $1,900 $4,208 $1,612 $1,510 4170 $3,410 Fusl Irflaction Factor ‘General Inflation Factor Discount Rate 2013 2014 2015 (686,345 909,205 932,539 977,934 1,000,225 1,022,684 2 233 122 123 124 79,986 81,076 62,161 $2.21 $2.30 $2.30 $176,723 $186,207 $196,341 90.181 $0.186 90.192 90.18 $0.19 $0.19 $158,905 $160,573 $180,664 9027 $028 90.29 $238,403 $254,350 «$271,206 $397,339 $423,932 $452,160 $574,062 $610,228 $648,500 0.662 0.630 oe $379,904 $390,183 $400,632 $4,196,622 $4,586,805 $4,987,436 0648 $0671 90.695 90.429 0.429 90.430 $0.32 90.33 90.34 $149,067 $158,270 $168,007 $96,650 $101,205 $103,702 $1,095,100 $1,196,304 $1,300,096 2,454 2,460 2.465 4937 4977 5,016 17,781 17,823 17,850 4338 34,608 34,806 $37,024 $37,024 $37,024 $16,512 $18,512 $16,512 $55,537 $55,537 $85,537 $3,567 $3,567 $3,567 $2,064 $2,864 $2,804 $6,431 $6,431 6.431 $2,221 $2,268 $2,357 $1,851 $1,907 31,064 $5,788 $5,855 $5,924 $4,715 $4,771 $4,628 2013 2014 2015 1,045,308 za 126 83,230 $2.49 $206,874 90.196 $0.20 $192,846 $0.30 $280,260 $482,114 9688,969 0567 $411,251 $5,398,667 90.721 90.430 $0.35 $176,276 $108,411 $1,408,507 2.469 $5,053 17,888 35,119 $37,024 $18,512 $56,537 $3,567 $2,864 96,431 $2,427 $2,023 $5,904 $4,867 2016 979,905 1,088,096 127 84,312 $2.58 $217,922 90.204 $0.21 $205,558 $031 $308,338 $513,696 $731,818 0s77 $422,044 $5,820,731 90.747 90.431 $0.38 $180,114 $109,083 $1,515,570 2472 5,090 17,911 35,364 $37,024 $18,512 ‘$55,537 93,5967 $2,064 $6,431 ‘$2,500 $2,084 $6,067 $4,948 2017 Jacket Water + Stack Heat 2018 2019 1,004,028 1,028,445 1,091,044 1,114,149 249 254 128 129 65,378 86,439 $269 $2.80 $220,505 $241,650 90.210 90.217 $0.22 90.23 $219,044 = $233,345 90.33 0.34 $328,565 $350,018 $547,609 $583,363 STTT.A14 $825,014 0.857 0538 $433,011 $444,155 96,253,742 $6,697,897 90.774 $0.802 90.431 90.432 $0.38 $0.39 $200,552 $212,619 $111,748 $114,468 $1,627,319 $1,741,784 2474 2475 5,125 5,159 17,927 17,937 36,600 35,830 $37,024 $37,024 $18,512 $18,512 $55,597 $55,537 $3,567 $3,567 $2,064 $2,864 96,431 6,431 $2,575 $2,653 $214 = $2,210 96,142 $6,220 $6,010 $5,075 2018 2019 $0631 $0.40 $225,348 $117,216 $1,659,001 2476 5,192 17,940 36,051 $37,024 $18,512 $55,537 $3,567 $2,864 96,431 $2,732 $2277 $6,299 $5,141 2020 District Heating System Capital Investmentt $0 Debt Service @ 5%, 15 Years $0 08M at 10% of Investment + Inflation $0 Total Expenses District Heating 0 tal Expenses Waste Heat+ District Heating Jacket Water 0 Jacket Water +£.S. so Waste Heat Sales Jacket Water #0 Jacket Water + S. 0 Net income Jacket Water $0 Jacket Water +E S. Ce) 6. Total Generation Expenses Minus Net Income from Waste Heat Bales Jacket Water $269,219 Jacket Water +E.S. $269,219 PW Total Expenses Jacket Water $269,219 Jacket Water +E.S. $269,219 ‘Accumated PW Total Expenses. Jacket Water $269,219 Jacket Water +E.S. $269,219 Accumulated PW Savings From Waste Heat Sales Jacket Water 0 Jacket Water +E.S. $0 6. Power Costs & PCE Payments with Waste Heat Offeet 6.0. Power Costs Avg. Costiewh Jacket Water $0.425 Jacket Water +E.S. $0.425 PW Avg. Costicwh Jacket Water $0.425 Jacket Water +E.S. $0.425 6b. PCE Payments PCE Payment $fewh Jacket Water $0210 Jacket Water +E.S. $0210 PCE Payments Jacket Water $70,545 Jacket Water +E.S. $70,548 PWPCE Payments Jacket Water $70,548 Jacket Water +E.S. $70,545 ‘Accumulated PW PCE Payments Jacket Water $70,545 Jacket Water +E.5. $70,545 Accumuated P.W of PCE Savings Jacket Water 0 Jacket Water +E.8, 0 7. Potential Rate Reductionkwh From Sales of Waste Heat Jacket Water $0 Jocket Water +E, 0 $8 88 8888 8s $287,300 $267,300 $277,584 $277,584 $546,803 $546,803 90.440 90.440 90.425 90.425, $0217 $0217 $75,252 $78,252 $72,707 $143,252 $143,252 $0 $0 8s $8 88 8888 Bs $308,478 $308,478 $286,101 $286,101 $832,004 $832,004 ss $0.455 $0.455 $0.425 $0425 $0225 $0225 $80,237 $80,237 $74,903 $74,903 $218,155 $218,155 0 $0 8s $sss ss 8s $0 $0 $326.617 $326,817 $294,770 $294,770 $30,000 $2,890 $3,000 $5,890 $9,730 $12,856 ‘$27,767 $51,516 $23,927 $48,388 $324,453 $299,992 $262,742 $261,426 $1,127,674 $1,410,416 $1,127,674 $1,380,100 $1,658,758 0 $0 90.472 90.472 $0.425 $0.425 $0.233 90.233 $85,516 $85,516 $77,130 $77,130 $295,265 $295,285 $0 $0 $20,851 $42,167 $0.455 $0.421 $0.306 90.366 $0230 $0.208 $90,203 ‘$77,887 ‘$78,607 $67,874 $373,602 $363,160 ‘$784 $11,517 $30,000 $2,890 $3,090 $5,980 $9,864 $13,029 $29,039 $54,132 $25,155 $50,967 $346,061 $320,269 $291,301 $269,658 $1,701,807 $42,031 ‘$85,060 90.472 0.4356 $0,307 90.367 90.248 90.214 $96,280 $83,284 $81,085 $70,123 $454,957 $433,282 $1,403 $23,078 $0.034 $0,069 ‘$30,000 ‘$2,890 $3,163 $6,073 $10,003 $13,208 $30,357 $56,662 $26,428 $53,659 $369,082 $341,601 $300,208 $278,056 $2,002,015 $1,936,614 $63,530 $128,731 90.489 90.453 90.308 90.368 90.257 90.223 $102,727 $89,016 $83,568 $72,415 $1,844 $34,673 $0.035 $0.071 ‘$30,000 ‘$2,890 $3,278 $6,168 $10,145 $13,387 $31,722 ‘$59,709 $27,745 $56,467 $393,361 $364,659 $309,194 $286,619 ‘$30,000 $2,800 $3,377 $6,267 $10,202 $13,574 $33,134 $62,678 $29,109 $50,305 $410,205, $388,019 $318,349 $295,350 $2,311,200 $2,620,558 ‘$2,223,433 $2,518,782 $85,337 $173,114 ‘$0.507 $0470 $0.398 90.369 90.266 90.231 $109,565 $95,104 $86,117 $74,751 $624,643 $580,447 $2,096 ‘$46,291 90.036 $0073 $107,443 $218,219 90.276 90.240 $116,815 $101,566 $86,711 $77,130 $713,363 $057,578 $2,145 $57,920 90.037 90.074 $30,000 ‘$2,890 $3,478 $8,368 $10,443 $13,766 $34,596 $65,773 $30,521 $62,449 $448,590 $414,662 $327,677 $304,250 $2,057,235 $2,823,033 $129,837 $264,040 90.545 $0,508 90.400 90.371 90.287 $0,250 $124,501 $108,425 $91,350 $70,555 $804,703 $737,132 $1,978 $69,549 $0.037 $0.076 ‘$30,000 ‘$2,890 $3,562 $6,472 $10,506 $13,965 $36,107 ‘$69,000 $31,961 $85,633 $475,623 $441,971 $337,178 $313,322 $3,204,413 $3,136,354 $152,510 $310,560 90.207 90.250 $132,646 $115,702 $94,035 $82,023 $898,738 $819,156 $1,582 $81,165 90.038 $0078 $30,000 ‘$2,890 $10,759 $14,169 $37,670 $72.3 $33,491 $68,952 ‘$506,397 $470,696 $346,854 $322,566 $3,641,268 $3,458,920 $175,449 $357,767 $0586 90.545 90.402 90.373 $0.309 $0.270 $141,275 $123,420 $96,766 $84,536 $995,504 $903,692 $945 $92,758 $0.039 ‘$0,080 ‘$30,000 $2,890 $12,470 $17,195 $39,286 $75,867 $33,497 $71,152 $540,565 $502,910 $357,737 $392,817 $3,999,005 $3,791,737 $197,617 $404,884 $0610 90.567 $0.404 90.375 90.322 90.282 $151,108 $132,230 $100,080 $87,513 $1,005,564 $991,205 S45 $103,804 ‘$30,000 $2,890 $3,914 $6,805 $12,660 $17,431 $40,955 $79,518 $35,099 $74,747 $575,130 $535,462 $367,740 $342,360 $4,368,745 $4,134,127 $220,060 $452,678 $0.633 90.589 90.404 90.377 90.334 $0.292 $160,882 $140,920 $102,669 $90,105 $1,198,433, $1,081,310 $2,129 $114,994 $0.039 $0.082 ‘$30,000 $2,800 $4,002 $6,022 $12,846 ‘$17,674 ‘$42,678 $83,321 $36,755 ‘$78,493 $611,745, $570,007 $377,925 $352,140 $4,744,670 ‘$4,486,267 $242,766 $501,169 90.656 $0611 $0.405 $0.378 $0346 $0.304 $171,134 $150,119 $105,724 $92,741 $1,304,157 $1,174,051 $4,061 $128,045 $0.039 ‘$0.084 ‘$30,000 $2,690 4.153 $7,043 $13,037 $17,925 $44,458 $87,281 $38,464 $82,304 $650,525 $388,292 $362,071 $5,132,962 $4,848,338 $265,725 $550,350 $0.680 0.634 90.408 $0379 90.359 90.315 $181,985 $159,866 $108,625 $95,423 $1,412,782 $1,269,473 $6,275 $137,033 $0.040 90.068 ‘$30,000 $2,800 4.277 $7,168 $13,235 $18,163 $691,500 9845,361 $308,844 $372,163 $5,531,607 $5,220,521 $288,925 $600,210 $0.708 90.650 90.407 $0,380 $0.373 90.328 $193,468 $170,191 $111,574 $98,150 $1,524,366 $1,367,624 $8,786 $147,046 $0.041 $0,068 ‘$30,000 $2,890 $4,408 $13,438 $18,448 $48,190 $95,698 $42,048 $90,687 $735,087 $409,582 $382,480 $5,941,388 ‘$5,603,001 $312,354 $650,741 90.732 $0,684 $0.408 90.381 $0.388 $0.340 $205,615 $181,125 $114,569 $100,923 $1,638,925 $1,468,547 $11,607 $158,771 $0.042 ‘0.090 ‘$30,000 $2,890 $4,538 $7,428 $13,648 $18,722 $50,145 $100,166 $43,925 $95,001 $781,069 $729,922 $420,508 $302,962 $6,361,896 $5,995,963 $336,001 $701,935 $0.750 $0.710 90.409 90.382 90.401 $0,384 $218,463 $192,701 $117,612 $103,743 $1,756,537 $1,572,290 $14,753 $160,405 90.043 0.092 $30,000 $2,890 $4674 $7,564 $13,863 $19,004 $52,159 $104,816 ‘$45,860 $99,675 $829,786 $775,981 $431,623 $403,631 96,793,519 $6,399,593 $359,856 ‘$753,782 $0,788 90.737 30.410 $0,383 90.416 $0.67 $232,050 $204,954 $120,702 $108,608, $1,877,239 $1,678,808 $18,239 $180,103 90.044 90.005 HOOPER BAY Diesel Generation Your 1. Load Requirements kWh Sales kWh Generated kW Demand 2. Expenses kWhiGal Gal Fuel Fuel Cost $/Gal Fusl Cost Fun Cost$/wh Variable Non-Fusl Costs $fawh Variable Non-Fuel Costs Fhed Non-Fusl Costs $kwh Foed Non-Fuet Costs Total Non-FusiCost Total Power Generation Expenses 2.8 Presert Worth (PW) Expenses PW Factor PW Total Expenses. Acoumdated PW Total Expenses 3. Power Costs & PCE Payments 3.8 Power Costs ‘Avg. Costtcwh PW Avg. Costiwh 3b. PCE Payments PCE Payment $/kwh PCE Payment PWPCE Payments Accumdated PW PCE Payments 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Diesel Fuel Gal Equvalert) Jacket Water Recovery Jacket Water + €.S. Capital Investment Jacket Water Recovery ES. “otal Capital Invest. Jacket Water +E. Debt Service Jacket Water, 5% @15 yrs ES, 5% @8yrs Total Debt Service Jacket Water + E.¢ O&M ket Water @) 6% of Investment + Irfie E.S. @ 10% of Investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +€:5. Year Sys. Losses 1999 = ‘Sys. Losses 2020 = Load Factor - Avg. Eligible PCE kwh Sold as % of Total = 2001 2002 2,272,784 2,360,427 2,508,550 2,690,887 563 614 11.4 11.5 227,943 234,312 $114 $1.19 $259,855 $277,800 $0.100 $0.103 $0112 $0.12 $254,552 $274,943 $0168 $0.17 $381,628 $412,414 $636,380 $687,356 15.00% 8.00% 05 41% 2003 2,449,707 2,784,500 636 11.6 240,698 $1.23 $296,787 ‘90.107 $0.12 $296,756 $0.18 $445,133 $741,889 2,540,624 (2,870,374 657 117 247,101 $1.28 $316,668 $0.110 $0.13 ‘$320,080 90.19 $480,120 $800,200 kWWhygal year 2001 = 11.4 kWhigal year 2020 = 13 Ava. PCE per kwh sold « $0.21 2004 2005 2006 2007 2,633,178 (2,075,491 679 7 253,517 $1.33 $338,100 $0.114 90.13 $345,010 $0.20 $517,515 $862,525 $896,234 $965,156 $1,036,676 $1,117,088 $1,200,625 1,000 0.966 $896,234 $932,518 90.304 90.409 $0.304 90.395 $0.210 $0.22 $195,687 $210,346 $195,687 $203,233 $195,687 $398,919 O ° ° ° O O ° o co 0 0 $0 9 so $0 0 0 0 0 co $0 0 $0 0 0 0 $0 0 2001 2002 0.934 0.871 $969,615 $1,007,532 $1,046,275 $896,234 $1,828,753 $2,796,368 $3,805,809 $4,852,175 $0.424 $0.396 92 $225,943 $210,920 ‘$609,639 eo Bes 8s seg 888 $0.40 $0.307 $0.23 $242,530 $218,748 90.456 $0.307 $0.24 $260,163 $226,717 2,727,370 2,823,199 3,072,837 3,171,304 702 724 11.8 11.0 (259,046 286,386 $1.39 $1.44 $360,541 $364,252 90.117 90.121 $0.14 $0.14 $371,645 $400,002 $0.20 $0.21 $557,468 $600,138 2,920,666 3,271,146 747 12.0 272,835 $1.50 $409,206 90.125 90.15 $430,460 $0.22 $645,691 $929,114 $1,000,229 $1,076,151 $1,157,174 $1,289,655 $1,384,481 $1,485,448 $1,592,016 0.842 0814 0.786 Est. Year 2001 Fuel Cost S/gal . Est. 2001 Non-Fusl Cost $/cwh Sales = Variable Costs €) 40% NFC . Foeed Costs at 60% NFC . 2009 2010 2011 3,019,770 3,120,511 3,222,890 3,372,077 3,474,169 3,877,408 770 793 817 124 122 122 270,201 (285,754 292,222 $1.56 $1.62 $1.60 $435,742 $463,658 $493,118 $0129 © $0.13 80.138 $0.15 $0.16 $0.17 $462,870 $407,444 $534,314 $0.23 $0.24 $0.25 $604,304 $746,165 $801,472 $1,243,609 $1,335,785 ‘$1,707,267 $1,828,904 0.750 0.734 0.709 $1,252,674 $1,206,544 $1,085,855 $1,126,276 $1,167,548 $1,209,679 $5,938,029 $7,064,308 $8,231,854 $9,441,533 $10,694,207 $11,990,751 $0.473 $0.490 $0.398 $0.309 90.25 90.28 $278,900 $296,804 $234,827 $243,077 $0.27 $319,939 $251,469 $0827 $0.401 90.28 $342,373 $260,002 $828,567 $1,055,304 $1,290,130 $1,533,208 $1,784,677 $2,044,679 0 0 0 0 30 Bae 88 888 8,159 16,031 59,125 111,603 $94,600 $47,304 $141,913 $9,115 $7,319 $16,434 $5,877 $4,730 $14,701 $12,049 2005 8.290 8.435 16,370 16,707 60,136 61,125 113,945 = 116,267 $94,609 $04,609 $47,304 $47,304 $141,913 $141,013 $9,115 $9,115 $7,319 $7,319 $16,434 $16,434 ‘$5,647 ‘$8,022 $4,872 $5,019 $14,962 $15,137 $12,191 $12,338 2008 2007 8,569 17,040 62,082 118,569 $94,609 $47,304 $141,913 $9,115 $7,319 $16,434 $8,203 $5,169 $15,318 $12,488 2008 8,699 17,371 63,037 120,851 $94,609 $47,304 $141,913 $9,115, $7,319 $16,434 $6,380 $5,324 $15,504 $12,643 90.547 90.401 $0.20 $366,178 $268,676 $2,313,355 8,826 17,699 63,950 123,110 ‘$04,600 $47,304 $141,013 $9,115 $7,319 $16,434 $6,581 $5,484 $15,695 $12,803 $0 567 90.402 $0.30 $391,428 $277,491 ‘$2,500,846 8,950 18,024 64,658 125,348 $94,609 ‘$47,304 $141,013 $9,115 $7,319 $16,434 $6,778 $5,648 $15,893 $12,967 2011 $1.14 $0.28 $0.11 $0.17 2012 3,326,905 3,681,775 a 123 296,602 $1.75 $524,198 90.142 $0.17 $873,621 $0.26 $860,432 $1,434,053 $1,058,251 0.685 $1,341,206 2013 3,432,550 3,787,257 865 124 305,165, $1.63 $556,960 90.147 90.18 $615,511 $0.27 $923,267 $1,538,779 $2,095,758 0.662 $1,386,608 2014 3,530,849 3,893,834 860 125 311,638 $1.90 $501,546 90.152 90.19 $660,140 0.26 $990,210 $1,650,350 $2,241,897 0.639 $1,433,478 Fuel Inflaction Factor General inflation Factor Discount Rate 2015 3,648,777 4,001,492 914 126 316,110 $1.97 $627,065 90.157 $0.19 ‘$707,672 90.29 $1,081,508 $1,769,180 $2,307,165 oss $1,480,625 4.0% 3.0% 3.5% 2016 3,750,342 4,110,214 938 127 324,580 $2.05 $666,368 90.162 $0.20 $758,281 $0.30 $1,137,421 $1,895,702 ‘$2,562,000 0.507 $1,520,267 2017 3,871,545 4,219,964 63 127 331,047 $2.14 $708,852 $0.168 $0.21 $812,149 $0.31 $1,218,224 ‘$2,030,373 $2,737,225 0.577 $1,578,574 ‘Waste Heat - Investment per KW $13,332,047 $14,718,985 $16,152,463 $17,633,388 $19,162,675 $20,741,249 $22,370,042 $24,040,904 $0580 $0.403 $0.31 $418,203 $286,447 $2,877,292 9,071 18,346 (65,733 127,562 $94,609 $47,304 $141,013 99,115 $7,319 $16,434 96,961 $5,818 ‘$16,096 $13,137 2012 $0611 90.404 $0.32 $446,586 $295,543 $3,172,836 9,189 18,664 68,584 129,753 $148,286 $74,143 $222,429 $14,266 $11,472 $25,758 $8,697 $7,414 $23,183 $18,686 2013 $0.633 '$0.405 $0.33 $476,664 $304,781 $3,477,617 9.03 18,979 67,411 131,820 $148,266 $74,143 $222,420 $14,268 $11,472 $25,758 $9,164 $7,637 $23,450 $19,108 2014 $0657 80.408 $0.34 $508,529 $314,160 $3,701,776 9.414 19,201 68,214 134,063 $148,286 $74,143 $222,429 $14,266 $11,472 $25,758 99,439 ‘$7,806 $23,725 $19,337 2015 $o.682 $0.407 $0.35 $542,276 $323,670 $4,115,456 9,521 19,500 68,992 136,160 $148,266 $74,143 $222,420 $14,268 $11,472 $25,758 $9,722 $8,102 $24,008 $19,573 2016 90.707 $0.408 $0.36 $578,007 $333,340 $4,448,796 9,625 19,904 69,745 138,271 $148,286 $74,143 $222,429 $14,286 $11,472 $25,758 $10,014 $8,345 $24,300 $19,816 2017 Jacket Water Jacket Water + Stack Heat 2018 2019 3,985,385 4,100,862 4,330,785 4,442,601 969 1,014 128 129 337,510 343,967 $2.22 $231 $740,477 $704,367 $0173 $0.179 92 $0.23 $860,471 $990,451 $0.33 90.34 $1,304,208 $1,305,676 $2,173,677 $2,326,126 $2,923,154 $3,120,493 0.587 0.538 $1,628,792 $1,679,952 $0733 $0.761 $0.409 $0410 $0.38 $0.30 $615,828 $655,850 $343,142 $353,084 $4,701,038 $5,145,022 9,725 9,822 20.205 = 20,502 70472 (74,174 140,337 142,375 $148,288 $148,286 $74,143 $74,143 $222,429 $222,429 $14,286 $14,286 $11,472 $11,472 $25,758 $25,758 $10,314 $10,624 $8,505, ‘$8,853 $24,600 $24,910 $20,067 $20,325 2018 2010 ‘$100 $150 2020 4,217,977 4,555,415 13.0 380,417 $2.40 $841,633 90.185 90.24 $995,304 $0.35 $1,492,056 ‘$2,488,260 $3,329,803 0.520 ‘$1,732,063 $25,782,057 $0.789 $0411 $0.40 $696,191 $363,168 $5,508,190 9,915 71,851 144,387 $148,286 $74,143 $222,429 $14,286 $11,472 $25,758 $10,942 $9,119 $25,229 $20,590 District Heating System Capital Investmentt $0 $0 $0 $0 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 Debt Service @ 5%, 15 Years $0 0 $0 $o $2890 $2,800 $2800 $2800 $2800 = $2,800 $2,800 «= $2,800 O&M at 10% of Investment + Inflation 9 %0 $0 $0 $3,000 $3,000 $3,183 $3,278 «$3,377 $3,478 = $3,582 «$3,600 Total Expenses District Heating $0 $0 $0 $0 $5800 $5,980 $6,073 $8,168 «$6,287 96,988 $8472 $8,580 tal Expenses Waste Heat District Heating Jacket Water 9 so $0 $0 $20,682 $20,942 $21,210 $21,486 $21,771 $22,084 $22,985 $22,678 Jacket Water +S, %0 %0 $0 $0 $32,731 $33,133 $33,548 $33,974 $34,414 «= $34,087 $95,333 $35,813. Waste Heat Sales Jacket Water 0 30 0 $O $78,851 $83,407 $88,171 $03,149 $98,349 $103,779 $100,446 $115,360 Jacket Water +£.S, 0 30 $0 $0 $148,838 $158,099 $167,711 $177,873 $188,547 $199,756 $211,522 $223,869 Net Income Jacket Water 0 0 ) $0 $64,060 $68,446 $73,034 $77,831 $82,845 $88,083 $03,553 $00,284 Jacket Water +68, $0 0 $0 SO $196,788 $145,848 $155,373 $165,385 $175,004 $188,953 $198,554 $210,732 6. Total Generation Expenses Minus Net income from Waste Heat Sales Jacket Water $896,234 $965,156 $1,098,676 $1,117,068 $1,136,566 $1,221,209 $1,311,447 $1,407,617 $1,510,071 $1,619,183 $1,735,350 $1,858,967 Jacket Water +S. $896,234 $985,156 $1,038,678 $1,117,068 $1,063,837 $1,143,807 $1,229,108 $1,320,083 $1,417,011 $1,520,314 $1,630,340 $1,747,519 PW Total Expenses Jacket Water $896,234 $932,518 $960815 $1,007,532 $900,451 $1,028,225 $1,086,863 $1,108,374 $1,146,765 $1,188,045 $1,230,222 $1,273,305 Jacket Water +£.S $296,234 $932,518 $980,615 $1,007,532 $927,072 $963,055 $990,880 $1,037,557 $1,078,005 $1,115,501 $1,155,785 $1,196,058 ‘Acouruiated PW Total Expenses Jacket Water $806,234 $1,628,753 $2,706,368 $3,805,899 $4,796,351 $5,824,576 $6,801,439 $7,007,813 $0,144,578 $10,332,623 $11,582,846 $12,836,151 Jacket Water +€:S. $896,234 $1,628,753 $2,706,368 $3,805,809 $4,732,972 $5,606,026 $6,695,008 $7,733,464 $8,809,559 $0,925,080 $11,080,845 $12,277,601 Accumated PW Savings From Waste Heat Sales Jacket Water $0 0 $0 $0 $55,824 $113,454 $172,888 $234,041 $206,954 $961,584 $427,008 $405,808 Jacket Water +€.S. $0 30 $0 $0 $119,203 $242,003 $368,309 $498,200 $631,974 $780,147 $900,908 $1,054,246 6. Power Costs & PCE Payments with Waste Heat Offset 6.0 Power Costs ‘Avg. Costkwh Jacket Water $0304 $0409 $0424 $0440 $0432 $0448 «= $0485 $0482) $0500 $0519 «= $0538 $0550 Jacket Water +E.S. $0304 © $0409 $0424 $0440 $0404 «= 80.419» $0435 $0452 $0489 «= 80.487 $0508) $0825 PW Avg. Costikwh Jacket Water $0304 $0305 = $0388 $0307 $0378 §= $0377 $0378 = $0379 «= $0380 «= $0381 «= $0382 $0383 Jacket Water +€.S, $0304 $0305 $0308) $0307 $0352 $0353 $0354 «= $0385 $0388 «= 80.357 «$0350 = $0380 6b. PCE Payments PCE Payment $/xwh Jacket Water $0210 $0217 $0225 = $0233 $0245 «$0254 «= $0283 $0273 «$0283 283 09M $0315 achat Vater 8 $0210 $0217 $0225 «= $0233 «$0219 © $0227 $0.28 $0245 «= $0254 «= 80.283 $0273 80.283 PCE Payments Jacket Water $195,687 $210,348 $225,043 $242,530 $264,972 $284,398 $304,054 $328,803 $250.290 $375,046 $401,428 $429,458 Jacket Water +£.S $195,687 $210,348 $225,043 $242,530 $236,644 $254,180 $272,882 $292,700 $313,064 $338,537 $360,528 $388,041 PWPCE Payments Jacket Water $195,687 $203,233 $210,620 $218,748 $230,008 $230,405 $248,080 $256,995 $265,000 $275,183 $284,579 $204,155 Jacket Water +E.S. $195,687 $203,233 $210,820 $218,748 $206.221 $214,021 $221,990 $230,131 $238,443 $246,027 $255,585 $284,417 ‘Acoumated PW PCE Payments Jacket Water $195,887 $308,919 $600,839 $828,587 $1,059,494 $1,208,899 $1,546,070 $1,803,914 $2,000,883 $2,345,086 $2,620,644 $2,923,000 Jacket Water +E.S, $195,887 $308,919 $609,839 $828,587 $1,034,808 $1,248,829 $1,470,819 $1,700,950 $1,930,902 $2,188,220 $2,441,005 $2,706,322 ‘Acoumuated P.W of PCE Savings Jacket Water $0 $0 %0 $0 $4,191 -$8,709 $13,772» $10,237 -$25203 $31,711 $38,708 -$46,507 Jacket Water +£.S. 0 0 0 $0 $20,405 $41,901 $62,388 $83,727 $105,287 $127,035 $148,941 $170,970 7. Potential Rate Reduotion/kwh From Bales of Waste Heat Jacket Water $0 #0 $0 $0 $0024 = $0.02 $0,028 © $0027 $0027) $0028) $00e9) $0030 Jacket Water +ES, #0 $0 $0 $0 $0082 $0.053 | $0,085 90.057 80.088) $0,080 $0082 80.083 $30,000 $2,890 $3,800 96,091 $20,874 $48,760 $121,528 $236,623 $98,345 $217,937 $1,907,414 $1,877,621 $1,321,655 $1,242,711 $14,158,008 $13,820,511 $560,979 $1,198,473 $0,582 90.547 $461,915 $415,333 $305,687 $274,081 $3,220,487 $2,981,183 $56,651 $191,653 ‘$30,000 $2,890 $3,914 $6,805, $30,255 $40,363 $127,950 $250,409 $104,509 $231,301 $2,137,388 $2,010,596 $1,966,655 $1,285,583. $15,524,661 $14,808,095 $627,802 $1,346,268 $0,604 90.568 $0,386 $0,363 $0.340 $0308 $493,557 $444,171 $315,582 $284,005 $3,545,069 $3,266,188 $67,452 $212,429 $0,030 90.085 ‘$30,000 $2,800 $4,032 $6,922 $30,647 $49,985 $134,662 $264,655 $110,937 $245,317 $2,286,229 $2,151,848 $1,412,390 $1,329,373 $16,037,051 $16,135,467 $696,337 $1,497,921 90627 90.590 90.387 90.364 90.362 90.317 $527,147 $474,808 $325,662 $293,326 $3,870,731 $3,558,514 -$78,955 $233,262 $0030 ‘$0,067 ‘$30,000 $2,890 $4,153 $7,043 $31,051 $50,625 $141,645 $117,637 $280,014 $2,444,453 $2,302,076 $1,450,071 $1,374,087 $18,306,122 $17,509,554 $766,553 $1,653,121 $0650 90612 90.388 90.366 $0.365 $0329 $962,796 $507,340 $335,027 $902,626 $4,208,659 $3,861,340 -$01,203 $254,115 90.031 30.069 $30,000 $30,000 $2,890 $2,890 $4277 $4,408 $7,168 $7,296 $31,468 $31,808 $51,284 $51,963 $148,918 = $156,491 $205,237 $311,632 $124,618 — $131,890 $275,420 $201,566 $2,701,264 $2,631,588 $1,508,708 $1,555,303 $1,419,737 $1,466,331 $19,902,828 $21,458,131 $18,929,292 $20,305,623 $836,421 $011,911 $1,611,057 $1,974,419 $0675 $0.700 90.636 90.660 $0380 $0390 $0,367 90.368 90.378 $0.392 80.341 $0,354 $600,617 $640,731 $541,879 $578,538 $346,379 «= $357,018 $312,505 $322,363 $4,553,038 $4,010,055 $4,173,845 $4,496,209 $104,242 -$118,118 $274,951 $296,729 $0.032 $0.033 $0.071 $0.073 ‘$30,000 $2,800 $4,538 $7,428 $32,338 $52,663 $164,372 $328,808 $130,462 $308,481 $2,961,032 $2,812,012 $1,604,872 $1,513,878 $23,063,002 $21,909,501 $986,902 $2,140,493 $0.727 90.686 90.301 $0,369 $0 408 $0.67 $617,433 $967,844 $332,402 $5,277,809 $4,828,611 $132,678 $316,411 $0.034 $0075 ‘$30,000 $2,890 were $7,564 $32,793 $53,363 $172,571 $348,790 $147,343 $326,199 ‘$3,162,550 $3,003,604 $1,655,422 $1,562,388 $24,718,424 $23,471,889 $1,083,633 $2,310,168 90.755 90.712 $0.392 $0370 90.421 $0,381 $728,385 $658,601 $378,858 $342,622 $5,656,758 $5,171,232 $148,568 $396,957 90.035 90.077 KASIGLUK/NUNAPITCHUK Sys. Losses 1999 = 15.00% Diese! Generation Sys. Losses 2020= 8.00% Load Factor - os Avg. Eligible PCE kwh Sold as % of Total = 45% Year 201 2002 2003 1. Load Requirements kWh Sales 2,309,517 2,304,912 2,481,841 kWh Generated 2,840,548 2,730,200 2,821,026 kW Demand 603 623 644 2 Expenses kWh (Gal 53 57 61 Gai Fust 498,217 478,541 461,667 Fusl Cost $/Gal $1220 ($127 $1.22 Fuel Cost $607,624 $607,172 $609,193 Fusl Cost$vwh $0230 $0222 «$0216 Variable Non-Fusl Costs $/kwh $0112 $012, $012 Variable Non-Fusl Costs $258,668 $278,959 $300,648 Foaxd Non-Fusl Costs $fewh $0168 = $0.17, $018 Fixed Non-Fusl Costs $387,999 $418,439 $450,972 Total Non-FusiCost $646,685 $697,398 $751,621 Total Power Generation Expenses $1,254,489 $1,304,571 $1,360,814 2.8 Present Worth (PW) Expenses PW Factor 1000 0986 = 0.834 PW Total Expenses $1,254,489 $1,260,455 $1,270,334 Accumaiated PW Total Expenses $1,254,489 $2,514,944 $3,785,278 3. Power Costs & PCE Payments 3.0 Power Costs ‘Avg Costiowh $0543 $0545 $0548 PW Avg Costiwh $0543 $0528) $0512 3b PCE Payments PCE Payment Siwh $0210 $022 $0.22 PCE Payment $218,249 $234,240 $251,239 PW PCE Paymerts $218,249 $226,319 $234.534 Accumdated PWPCE Payments $218,249 $444,569 $679,103 4. Waste Heat Recovery Available Waste Heat For Sate (1,000,000 Btu) Jacket Water Recovery ° ° ° Jacket Water + 0 ° ° Esheust Stack Recovery (E'S) (Diesel Fusi Gat Equivatert) Jacket Water Recovery 0 ° ° Jacket Water + E.S. ° 0 ° Capital Investment Jacket Water Recovery so so $0 ES. $0 30 $0 “otal Capital Invest. Jacket Water +E! 0 $0 0 Debt Service Jacket Water, 5% @15 yre $0 $0 9% ES, 5% @6yrs $0 $0 so Total Debt Service Jacket Water + E.¢ $0 0 #9 8M 2ket Water @ 6% of investment + inf: $0 0 9 E'S. @ 10% of Investment + Inflation so $0 0 Total Expenses Heat Recovery Jacket Water $0 $0 2 Jacket Water +E S. $0 so 9 Yeer 2001 2002 2003 2004 2,570,304 2.913.011 665 65 447,070 $1.37 $613,529 $0211 $0.13 $323,819 $0.19 $485,729 $809,548 $1,423,077 0.902 $1,283,534 $5,068,811 90.554 0.499 $0.23 $269,301 $242,894 $921,996 eo o Bes 88 888 888 kWhigal year 2001 = kWhigal year 2020 = Ava. PCE per kwh sold = 200: 862008 2,660,299 2,751,829 3,006,138 3,100,304 688 708 69 73 434347 423.188 $143 8148 $619.912 $628,142 $0208 $0203 $013 $014 $348,563 $374,978 020 9020 $522,845 $562,467 $871,409 $937,446 $1,491,320 $1,565,588 0871 0842 $1,299,600 $1,318,183 $6,368,411 $7,686,504 $0561 $0569 $0489 $0479 $024 $025 $288,485 $308,855 $251,398 $260,048 $1,173,304 $1,433,442 20417 19,365 33,904 32.505 147,052 140,325 237,862 227,924 $04,788 $04,788 $47,304 $47,304 $142,182 $142,182 $9,192 $9,132 $7333 $7,333 $16.465 $16,485 $5687 $5,858 $4730 $4,882 $14.819 $14,990 $12072 $12,214 2005 2008 53 13 $021 2007 2,844,601 3,195,761 TO 77 413,339 $1.54 $638,067 ‘0.200 $0.14 $403,166 9021 $604,749 $1,007,015 $1,645,961 O84 $1,339,007 $9,025,601 $0579 90471 $0.26 $330,476 $268,842 $1,702,285 18,399 1233 133,223 218,884 $94,788 $47,394 $142,182 $9,132 $7,333 $16,465 $6,004 $5,028 $15,166 $12,361 2007 Est. Year 2001 Fuel Cost S/gat . Est. 2001 Non-Fusi Cost $iwh Sates = Variable Costs € 40% NFC . Foed Costs at 60% NFC s 2008 2009 2010 2011 2,939,487 3,035,616 3,133,278 3,232,474 3,292,225 3,380,771 3,488,383 «3,588,046 752 74 78 819 81 85 89 94 404,607 306,631 389,878 363,640 $1.61 $1.67 $1.74 $1.81 $649,571 $682,570 $677,000 $692,815 0.197 80.195 $0.194 90.193 $0.15 $015 $0.16 90.17 $433,234 $465,208 9 $490,479 $535,003 $022 923 $0.24 $0.25 $640,852 $697,648 $749,218 $803,855 $1,083,066 $1,163,246 $1,248,697 $1,339,758 $1,732,657 $1,825,816 $1,025,697 $2,032,574 0.766 0750 O74 0.709 $1,361,853 $1,386,546 $1,412,043 $1,440,930 $1.22 9028 9011 90.17 2012 3,333,203 3,688,745 B42 98 378,027 ‘$1.68 $709,985, $0.192 $0.17 $574,707 $0.28 $862,081 $1,436,768 $2,146,752 0.685 $1,470,409 3,435,465 3,790,463 665 10.2 372,961 $1.05 $728,490 $0.192 90.18 $816,032 9027 $924,049 $1,540,081 $2,268,571 0.682 $1,501,302 Fusl Inflaction Factor General inflation Factor Discourt Rate 2014 2015 3,530,261 3,644,500 3,803,187 3,996,000 680 913 106 11.0 368,379 364.226 $203 $2.11 $748,322 $769,480 ‘$0.192 90.193 $0.19 90.19 $660,031 $706,860 90.28 $0.29 $990,046 $1,080,290 $1,650,076 $1,767,150 $2,398,398 $2,536,630 0.630 0618 $1,533,546 $1,567,084 40% 30% 35% 216 3,751,453 4,101,589 114 360,454 $220 $791,972 90.193 $0.20 $756,689 $0.30 $1,135,034 $1,691,723 92,683,698 OSe7 $1,601,873 2017 3,650,848 4,207,234 ot 11.8 367,023 $229 $815,611 90.104 $0.21 $809,605 90.31 $1,214,543 $2,024,238 $2,840,049 0s77 $1,637,873 Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 3.969.777 4,081,240 4,313,824 4,421,343 985 1,000 122 126 353,898 351,047 $2.38 $247 $841,016 $867,611 90.195 80.198 $0.22 $0.23 $866,068 $925,008 $0.33 2m $1,299,099 $1,388,908 $2,165,165 $2,314,906 $3,008,180 $3,182,607 0.557 0.838 $1,675,055 $1,713,302 ‘$100 $150 2020 4,194,235 4,529,774 1,034 13.0 (348 444 57 $895,625 90.198 $0.24 ‘$969,702 135 $1,484,552 $2,474,254 $3,369,879 0.520 $1,752,062 $10,387,454 $11,774,000 $13,186,043 $14,627,873 $16,096,282 $17,500,584 $19,133,130 $20,700,214 $22,302,086 $23,030,960 $25,615,015 $27,328,407 $29,081,260 $0.560 $0.601 90615 $0629 0.463 90.457 90.451 30446 $0.27 9028 $0.29 90.30 $353,416 $377,747 $403,547 $430,894 $1,080,088 $2,286,032 $2,563,027 $2,868,495 17,505 16,674 15,805 15,162 30,088 28,005 28,001 27,074 126,850 120,825 115,184 109,873 210,603 202,969 195,888 189,286 $47,304 ‘47,304 $47,304 ‘$47,304 $142,162 $142,182 $142,182 $142,182 $9,132 $9,132 $9,132 $9,132 $7,333 $7,333 $7,333 $7,333 $16,465 $16,465 $16,465 $16,465 96.215 $6,401 $6,563 $6.791 $5,179 $5,334 $5,404 $5,659 $15,347 $15,533 $15,725 $15,923 $12,512 $12,667 $12,827 $12,062 2008 2009 2010 2011 90.644 0.441 $031 $459,872 $314,968 $3,183,463 14,469 104,848 183,100 $94,788 ‘$47,394 $142,162 $9,132 $7,333 $16,465 $6,995 $5,829 $16,127 $13,162 2012 $0 660 90.437 90.32 $400,571 $324,651 $3,508,134 13,810 25,300 100,072 177,278 $147,451 $73,728 $221,177 $14,208 $11,407 $25,613 $8,847 $7,373 $23,053 ‘$18,780 2013 $0678 90.433 $0.33 $523,081 $334,460 $3,842,505 13,161 24619 95,513 171,767 $147,451 $73,726 $221,177 $14,208 $11,407 $25,613 $9,113 $7,504 $23,318 $19,001 2014 0.608 $0430 $0.34 $957,501 $344,414 $4,187,008 12,578 23,887 91,144 106,538 $147,451 $73,728 $221,177 $14,206 $11,407 $25,613 $9,386 $7,822 $23,502 $19,229 2015 $0715 90.427 $0.36 $593,902 $354,512 $4,541,521 11,998 23,190 86,942 161,556 $147,451 $73,728 $221,177 $14,208 $11,407 $25,613 $9,667 $8,066 $23,873 $19,463 2016 $0738 $0424 138 $632,481 $364,756 $4,906,276 11,438 22.524 82,887 156,701 $147,451 $73,726 $221,177 $14,208 $11,407 $25,613 $9,057 $8,208 $24,163 $19,708 2017 $0757 0422 9038 ‘$673,262 ‘$375,144 $5,281,420 10,807 21,885 78,962 182,219 $147,451 $73,728 $221,177 $14,208 $11,407 $25,613 $10,256 3847 $24,462 $19,954 2018 $0.780 $0.420 90.39 $716,301 $385,677 $5,087,007 10,371 21,271 75,153 147,820 $147,451 $73,728 $221,177 $14,208 $11,407 $25,613 $10,564 ‘$8,803 $24,770 $20,210 219 $0.803, 90418 $0.40 $761,993 $306,355 $6,083,453 0,660 20,679 71,446 143,574 $147,451 $73,728 $221,177 $14,208 $11,407 $25,613 $10,681 $9,067 $25,087 $20,474 2020 District Heating System Capital Investment $0 $0 $0 $0 $30,000 Debt Service @ 5%, 15 Years so $0 0 $0 $2,800 O&M at 10% of Investment + Inflation $0 $0 $0 $0 = $3,000 Total Expenses District Heating $0 $0 $0 $0 $5,890 tal Expenses Waste Heat+District Heating Jacket Water $0 $0 $0 $0 $20,710 Jacket Water +E.S. so $0 0 $0 = $32,782 Waste Heat Sales Jacket Water * 0 co $0 $211,161 Jacket Water +E S. so $0 %0 $0 $339,483 Net Income Jacket Water #0 30 $0 $0 $196,341 Jacket Water +E.S. $0 30 $0 $0 $327,410 6. Total Generation Expenses Minus Net income from Waste Heat Sales Jacket Water $1,254,489 $1,304,571 $1,360,814 $1,423,077 $1,294,979 Jacket Water +E.S. $1,254,489 $1,304,571 $1,360,814 $1,423,077 $1,163,910 PW Total Expenses Jacket Water $1,254,489 $1,260,455 $1,270,334 $1,283,534 $1,128,400 Jacket Water +E.S. $1,254,489 $1,260,455 $1,270,334 $1,283,534 $1,014,260 Accumulated PW Total Expenses: Jacket Water $1,254,489 $2,514,944 $3,785,278 $5,068,811 $6,197,311 Jacket Water +E 5. $1,254,489 $2,514,944 $3,785,278 $5,068,811 $6,063,002 ‘Accumuated PW Savings From Waste Heat Sales Jacket Water $0 0 $0 $0 $171,100 Jacket Water +€.S. $0 $0 $0 $0 $265,319 ©. Power Costs & PCE Payments with Waste Heat Offset 6.8. Power Costs Avg. Costiewh Jacket Water $0.543 90.545 $0548 90.654 = $0.487 Jacket Water +€.S. $0.543 90.545 90.548 90.554 90.438 PW Avg. Costficwh Jacket Water 90.543 $0.526 $0512 90.499 90.424 Jacket Water +E.S. $0543 $0528 © $0512 $0499 $0.81 6b. PCE Payments PCE Payment S/ewh Jacket Water $0210 $0217 $0225 $0233: 80.186 Jacket Water +E. $0210 $0217 $0225 $0233 = $0.110 PCE Payments: Jacket Water $218,249 $234,240 $251,230 $269,301 $187,252 Jacket Water +E.S. $218,249 $234,240 $251,230 $269,301 $131,221 PWPCE Payments Jacket Water $216,249 $226,319 $234,534 $242,804 $163,180 Jacket Water +E.S. $218,249 $228,319 $234,534 $242,804 $114,351 Accumdated PW PCE Payments Jacket Water $218,249 $444,560 $679,103 $921,908 $1,085,176 Jacket Water +E.S. $218,249 $444,569 $879,103 $921,996 $1,036,347 ‘Accumated P.W of PCE Savings Jacket Water $0 cd $0 $0 $88,219 Jacket Water +E.S. Es) $0 % $0 $137,047 7. Potential Rate Reductionkwh From Sales of Waste Heat Jacket Water $0 $0 $0 $o —$0.074 Jacket Water +ES. $0 $0 so so $0.123 $30,000 $2,890 $3,090 $5,980 $20,970 $33,185 $208,286 $338,312 $193,296 $326,097 $1,372,291 $1,239,490 $1,155,432 $1,043,618 $7,352,743 $7,126,710 $333,851 $559,884 $0.499 $0.450 $0.420 90.379 $0.174 90.128 $214,965 $158,212 $181,011 $133,211 $1,268,187 $1,169,558 $167,255 $263,884 $0.070 $0.119 $30,000 $2,890 $3,183 $6,073 $21,239 $33,600 $205,610 ‘$337,690 $190,644 $325,520 $1,486,337 $1,320,452 $1,163,018 $1,074,189 $8,536,661 $8,200,808 $488,940 $824,702 $0.512 $0464 90.416 90.378 90.190 90.145 $243,300 $185,637 $197,024 $151,018 $1,464,112 $1,320,573 $238,173 $361,711 $0.067 $0.114 ‘$2,890 $2,600 $2,890 $2,890 $3,278 $3377 $3,478 $3,582 $6,168 $8,267 96,368 $6,472 $21,515 $21,800 $22,083 $22,305 $203,649 $201,736 $200,009 $198,419 $338,110 $338,887 $340,148 $341,832 $188,302 $186,202 $184,284 = $182,406. $325,599 $326,220 $327,321 $328,840 $1,544,365 $1,639,614 $1,741,413 $1,850,077 $1,407,050 $1,499,506 $1,598,376 $1,703,734 $1,213,849 $1,245,142 $1,277,728 $1,311,555 $1,105,935 $1,138,811 $1,172,778 $1,207,809 $9,750,510 $10,005,652 $12,273,380 $13,584,635 $9,308,834 $10,445,645 $11,618,422 $12,626,231 $626,944 $778,348 «= $913,563 $1,042,038 $1,080,620 $1,328,355 $1,568,521 $1,601,642 90.525 90.540 $0.556 90.572 0.479 $0.494 $0.510 90.527 90.413 $0.410 $0.408 ‘$0.408 $0.376 90.375 $0.374 90.374 $0.208 $0.222 90.237 90.252 90.162 90.178 90.104 $0.208 $272,446 $302,636) $334,058 $366,685 $213,752 $242,778 = $272,910 $304,323 $214,140 $220,825 = $245,109 $260,092 $168,007 $184,389 = $200,243 $215,741 $1,678,252 $1,908,077 $2,153,186 $2,413,278 $1,488,580 $1,672,949 $1,873,191 $2,086,932 $301,814 $388,855 © $409,840 $455,217 $0.064 90.061 90.059 $0.056 $0111 $0.107 $0.104 80.102 ‘$30,000 $2,890 $3,690 $6,580 $22,707 $35,068 $196,919 $343,886 $180,792 $330,724 $1,965,960 $1,816,028 $1,346,576 $1,243,861 $14,931,511 $14,070,112 $1,166,771 $2,028,170 90.590 $0.545 $0.404 $0.373 $0.268 90.225 $401,278 $337,182 $274,854 $230,952 ‘$2,688,132 $2,319,884 $495,351 $863,599 $0.054 ‘$0.099 $30,000 $2,800 ‘$3,800 96,601 $29,743 $48,523 $195,466 $346,264 $172,414 $327,484 $2,006,157 $1,041,067 $1,367,202 $1,284,570 $16,318,713 $15,354,601 $1,280,671 $2,244,803 $0610 90.565 $0.404 $0374 $0.285 $0.242 $440,263 $373,970 $201,350 $247,487 $2,979,490 $2,567,371 $528,644 $040,764 $0,050 $0.005 ‘$30,000 $2,890 $3,914 $30,123 $49,124 $194,024 $348,926 $170,705 $329,925 $2,227,693 $2,068,473 $1,424,396 $1,322,500 $17,743,109 $16,677,281 $1,390,021 $2,455,849 $0,629 $0.584 $0.402 90.374 $0.300 90.258 ‘$478,270 $410,204 ‘$305,808 $262,286 $3,285,299 $2,829,687 ‘$557,296 $1,012,938 $0.048 $0,093 $30,000 $2,800 $4,032 $6,922 $90,514 $49,742 $192,554 $351,636 $168,962 $332,608 $2,367,668 ‘$2,204,022 $1,462,702 $1,361,605 $19,205,611 $18,036,668 $1,494,403 $2,661,328 90.650 ‘0.605 90.401 $0374 90.316 90.273 $518,301 $448,343 $320,107 $276,978 $3,605,498, $3,108,635 $581,513 $1,080,374 90.046 $0.091 ‘$2,890 $2,890 ‘$2,890 $4,153 "277 $4,408 $7,043 $7,168 $7,206 $30,916 $31,331 $31,758 $50,379 $51,036 $51,712 $191,024 $180,308 $187,649 $354,962 $358,272 $361,739 $167,150 $165,236 $163,187 $335,499 $338,567 $341,785 $2,516,545 $2,674,813 $2,842,993 $2,348,197 $2,501,482 $2,664,305 $1,502,102 $1,542,681 $1,584,127 $1,401,617 $1,442,619 $1,484,611 $20,707,913 $22,250,404 $23,834,621 $19,440,502 $20,883,122 $22,367,733 $1,594,173 $1,689,468 $1,780,394 $2,861,564 $3,056,638 $3,247,282 soe7t 90.603 90.716 90.626 90.648 90.671 $0.400 ‘0.400 $0.399 90.374 90.374 90.374 90.332 90.348 90.365 90.280 80.308 90.322 $560,508 $605,038 $652,054 $488,537 $530,009 $575,703 $334,561 $348,929 $963,327 $201,603 $308,196 $320,784 $3,940,056 $4,288,088 $4,652,312 $3,398,238 $3,704,434 $4,025,218 $601,464 $817,201 $629,108 $1,143,283 $1,201,842 $1,256,203 90.045 90.043 90.041 $0.089 $0,088 90.088 ‘$30,000 $2,890 $4,538 $7,428 $22,198 $52,408 $185,740 $160,971 $345,126 $3,021,636 $2,837,482 $1,626,732 $1,527,590 ‘$30,000 $2,890 4.674 $7,564 $32,651 $53,125 $183,642 $369,037 $158,556. $348,562 $3,211,224 $3,021,317 $1,670,388 $1,571,555 $25,461,362 $27,131,741 $23,895,322 $25,466,878 $1,887,054 $3,433,084 90.740 90.605 90.309 90.374 90.382 $0.339 $701,713 $622,087 $377,775 $335,302 ‘$5,030,067 ‘$4,360,609 $637,010 $1,308,488 $1,049,528 $3,614,301 90.768 0.720 $0308 90.375 $0.400 $0.387 $754,181 $672,954 $392,292 $350,041 $5,422,379 $4,710,650 $641,074 $1,352,803 90.038 $0.083, UPPER/LOWER KALSKAG Diesel Generation Year 1. Load Requirements kWh Sales: kWh Generated KW Demand 2. Expenses kWh Gal Gal Ful Fuol Cost $/Gal Funl Cost Fuel Cost$/kwh Variable Non-Fust Costs $/kwh Variable Non-Fusl Costs Fowsd Non-Fusl Costs $/kwh Fixed Non-Fusl Costs Total Non-FusiCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Accumuated PW Total Expenses 3. Power Costs & PCE Payments 3.0 Power Costs Avg. Cost/kwh, PW Avg. Costkwh 3b. PCE Payments PCE Payment $/kwh PCE Payment PWPCE Payments Accumulated PW PCE Payments 4. Waste Heat Recovery Available Waste Heat. For Sate (1,000,000 Btu) Jacket Water Recovery Jacket Water + Eshaust Stack Recovery (ES) (Diese! Fue! Gal Equvatert) Jacket Water Recovery Jacket Water + E.S. Capital investment Jacket Water Recovery ES “otal Capital Invest. Jacket Water + Et Debt Service Jacket Water, 5% @15 yrs ES, 5% @8yre Total Debt Service Jacket Water + E.£ O&M 2kot Water @ 6% of Investment + Inti: E'S. @ 10% of Investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +£.S, Your Sys. Losses 1999 = Sys. Losses 2020 = Load Factor Avg. Eligible PCE kwh Sold as % of Total = 2001 1,016,129 1,161,774 265 12.4 93,691 $1.23 $115,241 $0.099 $0.112 $113,806 $0.168 $170,710 $284,516 $399,757 1.000 $399,757 $399,757 $0.393 $0.393 $0.200 $150,387 $150,387 $150,387 oo Bee ee eee 888 2002 1,052,077 1,199,368 274 12.4 96.478 $1.28 $123,414 $0.103 $0.12 $122,546 $0.17 $163,619 $306 365 $429,779 0966 $415,245 15.00% 8.00% 05 74% 2003 1,088,644 1,237,425 263 125 99,287 $1.33 $132,088 $0107 $0.12 $131,877 $0.18 $197,816 $329,694 $461,781 0.934 $431,078 $815,002 $1,246,080 90.409 $0.305 $0.21 $161,157 $155,707 $308,004 co Res 88 Bes 88s 90.424 90.306 $0.21 $172,595 $161,119 $467,214 eo Bes ss eee 888 2004 1,125,829 1,275,940 291 125 102,118 $136 $141,289 $0111 $0.13 $141,837 $0.19 $212,756 $354,593 $495,662 0.902 $447,257 $1,693,337 $0.440 $0.307 $0.22 $184,738 $166,623 $633,636 Bee se eee 888 kWhygel year 2001 = kWhygal year 2020 = Ava. PCE per kwh sold = 2005 1,163,633 1,314,905 300 125 104 971 $144 $151 046 $0115 $013 $152 464 $020 $228 696 $381,160 $532,206 0871 $463,787 $2,157,124 $0.457 $0399 90.23 $197,624 $172,218 $808,054 3,123 6,383 22,633 44,62 $41,109 $20,554 961,663 $3,961 $3,180 $7,141 $2,467 $2,055 $6,427 $5,236 2005 2008 1,202,055 1.354.315 309 126 107 846 $150 $161 389 $019 $014 $163,798 $020 $245.697 $409,495 $570,885 0842 $480,670 $0475 ‘$0.400 $0.24 $211,294 $177,904 124 13 $020 2007 1,241,096 1,394,165 318 126 110,740 $156 $172,350 $0124 $014 $175,883 $021 $263,624 $439,707 $612,057 0.814 $497,909 $2,637,794 $3,135,703 $0.493 90.401 $0.25 $225,702 $163,682 $963,058 $1,167,641 3.198 6.547 23,177 45,501 $41,109 $20,554 961,663 $3,961 $3,180 $7,141 $2,541 $2,117 $6,501 2008 3,273 6.712 23,721 46,644 $41,109 $20,554 961,663 $3,061 $3,180 $7,144 $2,617 $2,181 $6,577 $5,361 2007 2008 1,280,756 1,434,447 327 126 113,655 $1.62 $183,962 $0.128 $0.15 $188,763 90.22 $283,145 $471,909 $655,870 0.788 $515,508 $3,651,211 90.512 $0.403 $0.25 $241,163 $189,552 $1,357,192 3,349 (24,265 47,791 $41,109 $20,554 $61,663 $3,961 $3,180 $7,141 $2,608 $2,246 $8,656 $5,426 2008 Est. Year 2001 Fusi Cost $/gal . Est. 2001 Nor-Fusl Cost $/kwh Sales = Variable Costs € 40% NFC Fowed Costs at 60% NFC 2009 2010 1,321,035 1,361,932 1,475,158 1,516,284 337 48 127 127 116,589 119,541 $1.68 $1.75 $196,259 $209,277 $0133 $0,138 $0.15 $0.16 $202,488 $217,107 $0.23 $0.24 $303,732 $325,660 $508,220 $542,767 $702,478 $752,045 0.750 0.734 $533,470 $551,706 $4,184,681 $4,736,479 $0532 90.552 0.404 $0.405 9.26 $0.27 $257,454 $274,714 $195,513 $201,566 $1,552,708 $1,754,272 3,424 3,400 7,044 7,210 (24,809 25,353 48,943 50,008 $41,109 $41,109 $20,554 $20,554 $61,063 $61,683 $3,081 $3,081 $3,180 $3,180 $7,141 $7,141 $2,776 $2,650 $2313 $2,383 $6,737 $6,820 $5,494 $5,563 2009 2010 2011 1,403,448 1,857,827 36 127 122.511 $1.82 $223,056 $0143 $0.17 $232,674 $0.25 $349,011 $581,685 $804,741 0.709 $570,496 $5,306,975 $0573 ‘80.408 $0.28 $292,996 $207,710 $1,061,982 3,574 7,378 25,897 81,287 $41,109 $20,554 $61,663 $3,961 $3,180 $7,141 $2,045 $2,454 $6,908 $5,635 2011 $1.23 $0.28 $0.11 $0.17 2012 1,445,583 1,599,779 5 127 125,499 $1.89 $237,635 90.149 $0.17 $249,248 $0.28 $373,869 $623,114 $880,750 0.685 $569,567 $5,896,542 $0505 $0.408 $0.29 $312,365 $213,946 $2,175,928 3,649 7545 2013 1,488,336 1,642,131 378 128 128,503 $1.97 $253,057 90.154 $0.18 $266,862 $027 $400,323 $867,205 $920,261 0.662 $609,014 $6,505,556 90618 $0.409 $0.30 $332,849 $220,274 $2,396,202 3,724 7,714 26,982 53,582 963,454 $31,727 $95,181 96,113 $4,909 $11,022 $3,807 $3,173 $9,920 2013 Fusl Inflaction Factor 4.0% General inflation Factor 3.0% Discount Rate 35% 2014 2015 2016 1,531,708 1,575,698 1,620,308 1,684,879 1,728,015 1,771,537 385 395 404 128 128 129 131,523 134,550 137,609 $2.05 $2.13 $2.22 $280,364 $286,605 $304,826 $0,160 90.168 90.172 $0.19 90.19 $0.20 $285,646 $305,603 $326,825 90.26 $0.29 $0.30 $428,468 © $458,405 $490,238 $714,114 $764,008 $817,083 $983,478 $1,060,612 $1,121,600 0.639 0.618 0.597 $628,840 $649,040 $660,645 $7,134,306 $7,783,445 $8,453,001 $0.642 90.667 $0602 90.411 90.412 90.413 $0.31 90.32 04 $354,538 $377,485 $401,758 $226,693 $233,203 $230,606 $2,622,895 $2,856,098 $3,095,904 3,708 3,873 3947 7,862 8,051 8220 27,524 28,064 28,604 54,749 56,918 57,089 963,454 963,454 963,454 $31,727 $31,727 $31,727 $95,161 $95,181 $95,181 $6,113 96,113 96,113 ‘$4,909 $4,909 $4,008 $11.0 $11,0 $11,022 $3,921 $4,039 $4,160 $3,268 $3,366 $3,467 $10,035 $10,152 $10,274 ‘$8,177 $8,275 $8,376 2014 2015 2016 2017 1,665,535, 1,815,433 414 129 140,674 $2.30 $924,080 $0.179 $021 $349,386 $031 $524,079 $873,464 $1,197,544 0.577 $690,631 $9,143,721 $0719 $0.415 $0.35 $427,426 $246,499 $3,342,403 4,022 8,389 29,142 58,261 963,454 $31,727 $95,181 $6,113 $4,909 $11,022 $4,285 3,571 $10,308 $8,480 2017 ‘Waste Heat - Investment per KW Jacket Water + Stack Heat 2018 1,711,382 1,859,702 425 12.9 143,752 $2.40 $344,419 $0.185, 922 $373,363 90.33 $560,045 $933,409 $1,277,827 0.557 $712,010 2019 1,757,847 1,904,334 13.0 146,844 $2.49 $365,699 80.192 $0.23 $398,840 $0.34 $598,261 $997,101 $1,363,000 0.538 $733,786 $100 $150 1,804,931 1,949,325 13.0 149,948 $2.50 $388,579 90.199 $0.24 $425,904 $0.35 $638,857 $1,064,761 $1,453,340 0.520 $755,963 $9,855,732 $10,589,518 $11,345,481 $0.747 0.416 $0.36 $454,564 $253,285 $3,505,687 4,096 20678 59,435, $63,454 $31,727 $05,181 6113 $4,908 $11,022 wae $3,678 $10,527 $8,587 2018 90.775 $0417 $0.37 $483,247 $260,161 $3,855,849 4,169 8729 213 60,610 $63,454 $31,727 $95,161 $6,113 $4,909 $11,022 $4,546 $3,788 $10,659 $8,697 2019 $0,805 $0419 90.38 $513,557 $287,130 $4,122,978 4243 8,699 30,746 61,785 $63,454 $31,727 $95,181 $6,113 $4,909 $11,022 $4,682 $3,902 $10,796 $8,811 District Heating System Capital Invest mentt $0 Debt Service @ 5%, 15 Years $0 08M at 10% of Investment + Inflation $0 Total Expenses District Heating $o tal Expenses Waste Heat+District Heating Jacket Water so Jacket Water +E.S. so Waste Heat Sales Jacket Water $0 Jacket Water +E.S. so Net Income Jacket Water $0 Jacket Water +E S. $0 6. Total Generation Expenses Minus Net income from Waste Heat Sales Jacket Water $399,757 Jacket Water +E.S. $309,757 PW Total Expenses Jacket Water $399,757 Jacket Water +E.S. $399,757 Accumuated PW Total Expenses Jacket Water $309,757 Jacket Water +£.8, $399,757 Accumuated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +€.S. $0 ©. Power Costs & PCE Payments with Waste Heat Offset 6.8, Power Costs ‘Avg. Costikwh Jacket Water 90.303 Jacket Water +E.S. $0363 PW Avg. Cost/cwh Jacket Water $0.363 Jacket Water +E.S. $0.393 6.b. PCE Payments PCE Payment $/kwh Jacket Water $0200 Jacket Water +E.S, $0200 PCE Payments Jacket Water $150,387 Jacket Water +E.S. $150,367 PWPCE Payments Jacket Water $150,387 Jacket Water +E S. $150,387 Accumuated PW PCE Payments Jacket Water $150,387 Jacket Water +E.S. $150,387 Accumated P.W of PCE Savings Jacket Water $0 Jacket Water +€.S. 0 7. Potential Rate Reductionkwh From Sales of Waste Heat Jacket Water 0 Jacket Water +S. so 68 $8 8888 ss $429,779 $429,779 $415,245 $415,245 $615,002 $815,002 88 ‘$0.409 $0409 $0.395 90.395 90.207 ‘$0.207 $161,157 $161,157 $155,707 ‘$155,707 $308,094 $308,094 $0 90 8s 888s 88 88 so 0 $461,781 $461,781 $431,078 $431,078 888s 8s 88 so 9 $495,682 $495,882 $447,257 $447,257 $30,000 $2,890 $3,000 ‘$5,890 $12,317 $17,553 $92,567 $63,833 $26,140 $58,508 $508,066 ‘$473,608 $441,008 $412,722 ‘$30,000 ‘$2,890 $3,090 $5,980 $12,481 $17,779 $34,683 $68,091 $28,182 $62,794 $542,703 $508,091 $456,941 $427,799 $30,000 $2,890 $3,183 $6,073 $12,650 $18,011 $36.917 $72,504 $30,340 $67,233 $881,717 $544,824 $473,227 $443,215, $1,246,080 $1,693,337 $2,134,345 $2,591,286 $3,064,513 $1,246,080 $1,693,337 $2,108,060 $2,533,859 $2,077,074 #0 0 $0.424 $0.424 90.306 90.306 $0214 $0214 $172,595 $172,505 $161,119 $161,119 $467,214 $467,214 8s 0 $0 90.440 90.440 90.397 90.307 90.222 $0,222 $184,738 $184,738 $166,623 $166,623 $633,636 $633,836 0 9 Be $22,779 $51,085 90.435 90.407 90.379 90.356 90.230 $0.213 $208,150 $183,341 $179,655 $150,771 $813,402 ‘$783,607 $7,438 $12,447 sooz2 80.050 $48,508 $103,935 90.451 90.423 $0,380 90.356 30.248 ‘$0.220 $220,446 $196,114 $185,609 $165,123 $999,101 $958,730 $15,143 $25,228 $0.023 $0.052 ‘$71,180 $158,629 $0460 90.430 90.381 90.357 90.257 $0.28 $235,619 $209,683. $191,676 $170,577 $1,190,777 $1,129,307 $23,136 $38,333 $0.024 ‘$30,000 ‘$2,890 $3,278 $6,168 $12,824 $18,250 $39,275 ‘$77,355 $32,619 $71,929 $623,251 $563,941 $489,670 $458,973 $3,554,362 $3,436,046 $96,628 $215,165 90.487 90.362 $0.358 90.266 90.236 $251,728 $224,083 $197,656 $176,135 $1,388,633 $1,305,442 $31,440 $51,750 $0.025 $0,056 $30,000 $2,890 $3,377 $6,267 $13,003 $18,497 $41,762 $82,368 $35,026 $76,804 $667,453 $625,584 $506,871 ‘$475,076 $4,081,254 $3,911,122 $123,427 $273,550 $0.505 90.474 $0.384 $0.360 $0.275 $0.245 $268,825 $230,301 $204,140 $181,707 $1,582,782 $1,487,230 $40,076 985,467 $0.027 ‘$30,000 $2,890 $3,478 $6,368 $13,188 $18,751 $44,385 $87,705 $37,565, $82,142 $714,479 $669,902 $524,236 $491,528 $4,585,490 $4,402,650 $150,990 $333,629 $0.525 $0.492 $0.385 90.361 90.285 $0.284 $286,966 $255,628 $210,556 $187,562 $1,803,337 $1,674,801 -$49,066 $79,471 $30,000 ‘$2,890 $3,582 $6,472 $13,378 $19,013 ‘$47,150 $93,323 $40,245 ‘$764,497 $717,053 $541,068 $508,332 $5,127,456 $4,910,062 $179,520 $305,063 90.545 90.511 90.388 90.362 90.205 90.263 $308,208 ‘$272,855 $217,077 $193,432 $2,020,414 $1,868,233 $58,432 $93,749 $0.020 $0.082 ‘$30,000 $2,890 $3,690 ‘$6,580 $13,574 $19,282 $50,065 $99,255 $43,071 $93,547 $817,679 $767,203 ‘$560,066 $525,492 $5,687,521 $5,436,475 $209,021 ‘$460,068 90.566 90.531 90.387 90.364 90.305 $0.272 $326,613 $291,128 $223,712 $199,407 $2,244,126 $2,087,640 $68,196 $108,268 $0.00 90.065 ‘$30,000 $2,890 $3,800 $6,601 $16,611 $24,603 $53,135 $105,518 $43,215 $97,437 $677,047 $822,825 $580,415 $544,532 $8,267,906 $5,961,008 $237,620 $524,550 $0.589 $0.563 $0.300 $0366 90318 $0.283 $350,238 $312,120 $231,781 $208,556 $2,475,907 $2,274,198 -$79,708 $122,006 90.029 $0,085 ‘$30,000 $2,890 $3,914 ‘$6,805 $16,639 $25,016 ‘$56,370 $112,128 $46,335 $103,952 $997,143 $879,527 $599,213 $562,373 $6,867,149 96,543,379 $287,246 $501,017 $0612 90.574 $0.01 90.367 90.329 $0.294 $373,178 $332,674 $238,612 $212,713 $2,714,519 ‘$2,486,909 ~$91,624 $136,086 $0,030 $0.088 ‘$30,000 $2,890 $4,002 96,922 $17,074 $25,349 ‘$50,776 $119,103 ‘$49,623 $110,628 $1,000,969 $939,764 $618,363 $560,562 $7,485,542 $7,123,061 $297,903 $659,484 $0635 90.508 90.302 90.368 S034 $0,304 $307,484 $384,467 $245,558 $218,977 $2,960,078 ‘$2,705,686 ~$103,980 $150,212 90.031 ‘0.070 ‘$30,000 $2,690 $4,153 $7,043 $17,316 $25,692 963,361 $126,461 $53,088 $118,085, $1,068,602 $1,003,605 $637,958 $599,162 ‘$8,123,500 $7,723,123 $320,591 $729,968 $0,660 $0620 $0.34 90.370 90.353 90.315 $423,231 $377,538 ‘$252,623 $225,449 $3,212,700 $2,931,235 $116,797 $164,669 $0.033 $0073 ‘$30,000 $2,890 ‘$7,168 $17,568 $26,046 $67,135 $134,220 $86,737 $125,740 $1,140,807 $1,071,604 $657,910 $618,116 $8,781,410 $8,341,238 $362,311 $802,483 0.685 $0644 90.305 90.371 90.368 90.326 $450,497 $401,068 $250,804 $231,620 $3,472,504 $3,163,064 $130,102 $179,330 90.034 $0.075 $30,000 $2,800 $4,408 $7,296 $17,823 $26,410 $71,108 $142,401 ‘$60,579 $133,814 $1,217,248 $1,144,013 $878,255 $637,449 $30,000 $2,890 $4,838 $7,428 $18,087 $26,785 $75,283 $151,024 $64,624 $142,327 $1,298,377 $1,220,673 $698,095 $657,163 $9,459,666 $10,158,661 $8,978,687 $396,066 $877,045 $0.711 $0.668 90.308 $0.372 90.379 90.338 $479,365 $427,881 $267,104 $238,417 $3,739,608 $3,401,480 $143,921 $194,207 $0,035 $0.078 $9,635,850 $430,657 $953,668 90.730 $0.604 $0308 90.374 90.302 $0360 $509,921 $455,205 $274,522 $245,113 $4,014,130 $3,646,504 ~$156,281 $200,255 $0.037 90.081 ‘$30,000 ‘$2,690 4874 $7,564 $18,360 $27,171 $79,676 $160,112 ‘$68,880 $151,301 $1,384,460 $1,302,039 $720,135 $677,283 $10,878,796 $10,313,113 $466,685 $1,032,368 90.767 $0.721 90.309 $0.375 90.408 90.363 $542,257 $484,315 $282,058 $251,919 $4,206,188 $3,898,513 $173,209 $224,465 $0.038 $0.084 MARSHALL Diesel Generation Your 1. Load Requirements kWh Sales kWh Generated kW Demand 2. Expenses kWh /Gai Gal Fuel Fusl Cost $/Gal Fuel Cost Fusi Cost$/kwh Variable Non-Fusi Costs $/kwh Variable Nor-Fusi Costs Foed Non-Fusl Costs $/wh Foed Non-Fusl Costs: Tote! Non-FusiCost Total Power Generation Expenses: 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Accumuated PW Total Expenses 3. Power Costs & PCE Payments 3.0 Power Costs ‘Avg. Costiewh PW Avg. Costikwh 3b. PCE Payments PCE Payment Sfwh PCE Payment PWPCE Payments Accumuated PW PCE Payments 4 Waste Heat Recovery Available Waste Heat For Sate (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Chesei Fuel Gal Equvalert) Jacket Water Recovery Jacket Water + ES. Capital Investment Jacket Water Recovery Es “otal Capital Invest. Jacket Water + E Debt Service Jacket Water, 5% 15 yrs ES, 5% @8yre Total Debt Service Jacket Water + E.£ O&M ket Water @ 6% of Investment + Inti: ES. @ 10% of investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +S. Year Sys. Losses 1999 = Sys. Losses 2020 = 15.00% 8.00% os 58% 2003 987,617 1,122,591 256 128 87,558 $1.23 $107,962 $0096 $0.12 $119,639 $0.18 $179,459 $299,096 $407,059 0.934 $379,994 2004 1,009,460 1,144,055 281 128 69,159 $1.28 $114,333 $0,100 $0.13 $127,177 $0.19 $190,765 $317,941 $432,274 0.902 $389,687 kWhigal year 2001 = kWhvgal year 2020 = Ava PCE per kwh sold « 2005 1,031,541 1,165,641 206 128 90,767 $133 $121,051 $0104 $0.13 $135,157 $0.20 $202,735 $337,692 $458,643 0871 $309,042 $730,954 $1,110,949 $1,500,835 $1,900,777 Load Factor s ‘Avg. Eligible PCE kwh Sold a8 % of Total = 2001 2002 944,643 986.011 1,080,042 1,101,253 247 251 128 128 84,378 85,965 $114 $1.19 $96,191 $101,920 $0089 © $0.093 $0112 $0.12 $105,800 $112,521 $0168 $0.17 $158,700 $168,781 $264,500 $281,302 $360,691 $383,222 1.000 0,966 $360,691 $370,263 $360,691 $0382 © $0307 $0382 © $0383 $0200 $021 $109,579 $115,979 $109,579 $112,057 $109,579 $221,696 0 0 0 ° ° ° ° ° $0 $0 $0 $0 %0 Ee 0 0 $0 $0 $0 so 0 0 0 #2 so 0 0 0 2001 2002 $0412 $0385 $021 $122,723 $114,564 $336,199 eo Hes ss eee 888 90.428 90.366 2272 $129,628 $117,007 $453,297, Bes 88 sss S88 90.445 $0388 $0.23 $137,311 $119,650 $572,056 2612 5,431 16,931 37,720 $33,919 $16,950 $50,878 $3,268 $2,624 ‘$5,892 $2,005 $1,696 $5,303 1,053,859 1,187,348 271 129 92,382 $1.39 $128,132 $0108 $0.14 $143,604 $0.20 $215,408 $359,011 $487,143 0.842 $410,161 128 13 $0.20 2007 1,076,414 1,209,172 276 129 94,003 $144 $135,505 90.112 $0.14 $152,545 $021 $228,817 $381,362 $516,057 0814 $420,545, $2,310,938 $2,731,483 90.462 $0380 924 $145,192 $122,248 $695,203 2,056 6,524 19,246 38,369 $33,919 $16,950 $50,878 $3,268 $2,624 $5,692 $2,096 $1,747 $5,364 $4371 90.480 $0.01 $0.25 $153,400 $124,064 $820,087 2,600 5,618 19,562 30,020 $33,919 $16,950 $50,678 2,150 $1,790 $5,427 $4,423 208i 1,099,208 4,231,119 281 129 95,630 $1.50 $143,461 0.117 $0.15 $162,008 922 $243,009 $405,014 $548,475, 0.786 $431,008 $3,162,580 $0.499 $0.392 $0.25 $162,226 $127,508 $947,575 2,743 5,712 19,878 39,673 $33,919 $5,492 477 2008 Est Year 2001 Fusi Cost $/gat . Est 2001 Non-Fusl Cost S/kwh Sales = Variable Costs € 40% NFC Foad Costs at 60% NFC 2009 2010 1,122,236 1,145,503 1,253,164 1,275,327 288 2 12.9 129 97,264 96,003 $1.56 $1.62 $151,747 $160,477 90.121 90.128 $0.15 $0.16 $172,016 $182,608 $023 $0.24 $258,024 $273,909 $430,040 $456,514 $581,788 $616,992 0.759 0.734 $441,816 $452,708 $3,604,396 $4,057,102 90.518 $0539 30.304 90.305 90.26 027 $171,421 $181,100 $130,178 $132,878 $1,077,754 $1,210,633 2,787 2.831 5,807 5,902 20,104 20,512 40,328 04 $33,919 $33,019 $16,959 $16,050 $50,878 ‘$50,878 $3,268 $3,268 $2,624 $2,624 $5,692 $5,602 $2,201 $2,359 $1,909 $1,068 $5,558 $5,627 $4,533 $4,590 2008 2010 2011 1,169,008 1,297,599 26 12.9 100,548. $1.69 $169,673 $0.131 90.17 $103,607 925 $290,710 $484,517 $854,190 0.709 $463,767 $4,520,869 $0,560 90.307 $0.28 $191,264 $135,605 $1,346,238 2674 5,996 20,629 41,643 $33,019 $16,959 $50,878 $2,430 $2,028 $5,698 4640 2011 $1.14 $0.28 $0.11 $0.17 2012 1,192,750 1,319,977 wt 129 102,199 $1.75 $179,356 90.136 $0.17 $205,653 $026 $308,479 $514,131 $093,488 0.685 $475,002 $4,995,871 90.581 90.308 $0.20 ‘$202,000 $138,350 $1,484,507 21,147 42,302 $33,019 $16,959 $50,878 $2,624 $5,802 $2,503 $2,086 $5,771 $4,710 2013 1,216,729 1,342,458 308 12.9 103,855 $1.83 $189,553 $0.141 90.18 $218,179 $0.27 $327,268 $545,446 $734,999 0.662 $486,410 $5,482,281 90.604 ‘0.400 90.30 $213,273 $141,141 $1,625,737 2,962 6,187 21,465 42,963 $48,910 $24,455 ‘$73,365 $4,712 $3,784 $8,496 $2,935 $2,445 ‘$7,647 2013 Fusl inflaction Factor General inflation Factor Discount Rate 2014 2015 1,240,948 1,265,399 1,385,041 1,387,721 N2 7 12.9 12.9 105,516 107,182 $1.90 $1.97 $200,268 $211,589 90.147 90.152 90.19 $0.19 $231,422 $245,421 928 90.29 $347,133 $368,132 $578,555 © $613,553 $778,843 $825,142 0.630 0618 $497,005 $509,758 $5,960,276 $6,490,034 $0.628 90.652 90.401 $0.403 $0.31 $0.32 $225,131 $237,602 $143,950 $146,786 $1,769,687 $1,916,473 3,008 3,050 6,282 6378 21,784 2.103 43,628 44,209 $48,910 $48,910 $24,455 $24,455 $73,385 $73,385 wN2 W712 $3,784 $3,784 $8,406 $8,496 $3,023 $3,113 $2,519 $2,504 $7,735 $7,825 6.03 6378 2014 2015 40% 3.0% 35% 2016 1,290,001 1,410,499 322 13.0 108,853 $2.05 $223,482 90.158 $0.20 $260,219 $0.30 $390,328 $050,547 $874,029 0.507 $521,700 $7,011,734 90677 10.404 9m $250,717 $149,651 $2,086,124 3,004 6.474 242 44 $48,910 $24,455 ‘$73,365 “712 $3,764 $8,498 $3,207 $2,672 $7,919 96,456 2016 2017 1,315,019 1,433,371 37 13.0 110,528 $214 $235,999 90.165 $0.21 $275,857 92031 $413,785 $689,642 $925,640 0.877 $533,622 $7,545,556 $0,704 90.408 9035 $264,506 $152,542 $2,218,608 3,138 6,570 274 45,620 $48,910 $24,455 $73,365 W712 $3,784 $8,496 $3,303 $2,752 38.015 $8538 2017 Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 1,340,185 1,365,588 1,456,334 1,479,387 a2 338 13.0 13.0 112,207 113,891 22 $2.31 $249,160 $263,024 $0171 $0.178 90.22 9.23 $292,381 $300,840 90.33 kd $438,572 $464,760 $730,953 $774,601 $980,122 $1,037,624 0.857 0.538 $546,128 $558,617 $8,001,684 $8,650,300 90.731 $0,760 90.408 $0.409 $0.38 $0.37 $279,003 $294,242 $155,461 $158,408 $2,374,128 $2,532,536 3,162 3,228 6,608 6,763 20000623370 46287 = 46,955 $48,910 $48,910 $24,455 $24,455 $73,385 $73,365 712 712 $3,764 $3,784 $8,498 $8,496 $3,402 $3,504 $2,635 $2,920 $8,114 $8,216 $8619 = $8,704 2018 2019 $0.760 $0411 $0.38 $310,258 $161,363 $2,693,018 3,270 6,850 47 824 $48,910 $24,455 $73,365 4.712 $3,784 $8,496 $3,609 $3,008 $8,321 6,701 District Heating System Capital Investmentt $0 Debt Service @ 5%, 15 Years $0 O&M at 10% of Investment + Inflation $0 Total Expenses District Heating so tal Expenses Waste Heat+District Heating Jacket Water so Jacket Water +E.S. $0 Waste Heat Sales Jacket Water so Jacket Water +E.S, so Net income Jacket Water ‘$0 Jacket Water +E.S. $0 6. Total Generation Expenses Minus Net income from Waste Heat Sales Jacket Water $360,601 Jacket Water +E.S. $960,601 PW Total Expenses Jacket Water $960,691 Jacket Water +£.8. $960,691 Acoumuated PW Total Expenses Jacket Water $360,601 Jacket Water +€.8. $360,601 Acoumutated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +£.S. $0 6. Power Costs & PCE Payments with Waste Heat Offset 6.0. Power Costs ‘Avg Costiewh Jacket Water $0,382 Jacket Water +E.S. $0,382 PW Avg Costikwh Jacket Water $0382 Jacket Water +E.8. $0,382 6b. PCE Payments PCE Payment $/ewh Jecket Water $0200 Jacket Water +E.S. $0200 PCE Payments Jacket Water $109,579 Jacket Water +.S, $109,579 PWPCE Payments Jacket Water $109,579 Jacket Water +€.S, $109,579 Acoumuated PW PCE Payments Jacket Water $109,579 Jacket Water +E.S. $109,579 Accumdated P.W of PCE Savings Jacket Water 0 Jacket Water +£.6. so 7. Potential Rate Reductionkwh From Sales of Waste Heat Jacket Water so Jacket Water +ES. $0 88 88 8888 ss $383,222 $383,222 $370,263 $370,263 $730,954 $730,954 88 $0307 $0.307 90.383 90.383 $0.207 $0.207 $115,979 $115,979 $112,057 $112,057 $221,636 $221,636 BE Sess 8s 8s $0 so ‘$407,059 $407,059 $879,904 $370,904 $8 8888 ss $0 so $432,274 $432,274 $389,867 $389,887 ‘$30,000 ‘$2,890 $3,000 ‘$5,890 $11,193 $15,513 $25,247 $50,304 $19,044 $45,064 $438,999 $412,958 $382,562 $350,860 $30,000 ‘$2,690 $3,090 ‘$5,980 $11,344 $15,715 $28,694 $53,217 $21,330 $48,846 $465,813 $438,296 $392,202 $369,034 ‘$30,000 $2,600 $3,183 $6,073 $11,500 $15,923 $28,217 $56,285 $22,790 $51,862 $494,168 $465,006 ‘$402,008 $378,356 $1,110,949 $1,500,835 $1,883,397 $2,275,599 $2,677,605 $1,110,949 $1,500,835 $1,860,704 $2,229,738 $2,608,094 $0.412 $0412 $0,385 $0,385 $0214 $0214 $122,723 $122,723 $114,564 $114,564 $336,199 $336,199 0 0 $0428 $0428 $0,386 90.386 $0222 $0222 $129,828 $129,628 $117,097 ‘$117,097 ‘$453,297 ‘$453,297 0 0 $0 $0 $17,380 $40,073 90.426 $0.400 $0371 90.349 90.242 90.218 $144,524 $130,176 $125,044 $113,440 $579,241 $506,737 $6,285 $6,218 0.019 90.045 $35,339 ‘$81,200 $0.442 90.416 90.372 90.350 90.250 90.225 $152,632 $137,670 $128,680 $115,014 $707,921 $682,652 $12,718 $12,552 $0.020 $0.048 $53,870 $123,300 90.459 90.432 $0.373 90.351 $0.259 90.233 $161,568 $145,560 $131,452 $118,421 $830,373 $801,072 $19,308 $18,005 $0.021 80.048 ‘$30,000 $2,890 $3,278 96,168 $11,660 $16,137 $29,820 $59,516 $24,328 $55,039 $524,147 $493,436 $411,975 $387,636 $3,089,579 $2,995,900 $73,001 $166,650 90.477 $0.449 $0.375 $0.33 $0.268 $0.241 $170,816 $153,895 $134,260 $120,980 $973,633 $922,032 $26,058 $25,543 0.022 $0.050 ‘$30,000 ‘$2,890 $3,377 $6,287 $11,625 $16,358 $31,507 $62,918 $25,048 $555,830 $623,402 422,111 $397,477 $3,511,690 ‘$3,393,407 ‘$92,706 $210,969 $0376 90.354 $0.27 $0.250 $180,540 $162,667 $137,104 $123,532 $1,110,738 $1,045,564 $32,063 $32,191 $0.023 $0,052 $30,000 $2,890 $3,478 $11,095 $16,585 $33,282 ‘$68,500 $27,655 $61,910 $589,337 $555,081 $432,415 ‘$407,280 $3,044,105 $3,800,688 $112,997 $256,414 $0.514 $0.485, $0377 90.356 90.287 90.250 $190,785, $171,011 $130,985 $126,138 $1,250,723 $1,171,700 ~$40,090 $38,933 $0.024 90.054 $30,000 ‘$2,800 $3,582 $6,472 $12,170 $16,819 $35,149 $70,271 $29,451 905,622 $624,730 $588,568 $442,680 $417,247 $4,386,004 $4,217,934 $133,875 $302,605 90.534 $0,503 $0379 90.367 $0.297 $201,578 $181,648 $142,002 $128,773 $1,303,625 $1,300,473 $47,387 $48,764 $0025 $0058 ‘$30,000 $2,890 ‘$3,690 ‘$8,580 $12,351 $17,060 $37,113 $74,240 $31,342 $69,530 $062,146 $623,958 $453,534 $427,377 $4,840,528 $4,645,312 $155,343 $350,559 90.555 90.523 90.380 90.358 $0,308 $0.277 $212,945 $191,904 $145,856 $131,444 $1,539,481 $1,431,917 $54,885 ‘$52,680 $0.026 $0,058. $30,000 $2,800 $3,800 $6,601 $14,337 $39,178 $78,416 $31,531 $72,186 $703,468 $662,813 $465,543 $438,638 ‘$5,308,071 $5,083,950 $176,210 $306,331 $0578 $0.383 $0361 90.20 90.288 $225,009 $203,508 $149,503 $134,678 $1,688,064 $1,586,506 $63,247 $89,142 $0.028 ‘$30,000 $2,890 $3,914 ‘$8,805 $14,539 $20,842 $41,350 $82,810 $33,615 ‘$76,507 $745,228 $702,336 $476,502 $449,076 $5,782,573 $5,533,027 $197,704 $447,250 90.601 90.566 90.384 90.362 90.331 $0.299 $238,521 $214,888 $152,511 $137,400 $1,841,406 $1,703,996 -$71,809 $65,691 90.027 $0,062 ‘$30,000 $2,890 $4,032 $6,922 $14,747 $21,126 $43,633 $87,432 $35,808 $81,084 $789,334 $744,088 $487,636 $450,684 $6,270,200 $5,902,711 $219,625 $497,323 90.624 90.588 90.385 90.363 90.343 $0.308 $251,700 $226,860 $155,557 $140,155, $1,997,063 $1,844,151 $80,579 $72,322 $0,028 90.084 $30,000 $2,800 $4,153 $7,043 $14,962 $21,418 $46,033 $92,204 $38,115 $85,638 $835,914 $788,191 $498,049 ‘$470,464 $6,769,158 96,463,174 $242,575 $548,560 90.648 $0.61 90.387 90.365, 90.355 $0.320 $285,778 $239,482 $158,640 $142,045 $2,155,603 $1,987,096 $89,569 $79,028 $0.030 0.087 $20,000 $2,890 4.277 $7,168 $15,183 $21,719 $48,556 $97,408 $40,541 $90,872 $885,099 $834,760 $510,442 $481,416 ‘$7,279,600 $6,944,590 $265,056 $600,068 90.673 90.635 $0.388 90.368 $0.368 90.331 $280,401 $252,750 $161,761 $145,768 $2,317,454 $2,132,663 $98,768 $85,803 90.031 90.069 ‘$30,000 $2,890 $4,408 $7,296 $15,410 $22,029 $51,207 $102,785 $43,003 $96,167 $937,028 $883,955 $522,116 $492,543 $7,801,716 $7,437,133 $289,968 $854,550 90.390 90.368 90.381 $0.343 $295,978 $288,733 $164,919 $148,625 $2,482,373 $2,281,488 -$108,246 $92,630 90.032 0.072 $30,000 $2,890 $4,538 $7,428 $15,644 $22,348 $53,993 $108,439 ‘$45,777 $101,735 $091,648 $935,889 $533,972 $503,846 $8,335,688 $7,940,960 $314,612 $709,321 90.728 $0.665 90.301 90.360 90.304 90.355 $312,272 $281,430 $168,115 $151,516 $2,650,488 ‘$2,433,004 $117,952 $99,532 $0.034 90.074 $30,000 $2,890 4.674 $7,564 $15,685 $22,677 $56,920 $114,383 $48,599 $107,591 $1,049,711 $990,718 $546,013 $515,328 $8,881,701 ‘$8,456,307 $339,691 $765,285 90.755 90.712 $0,302 $0.370 90.408 90.368 $329,418 $296,913 $171,349 $154,441 $2,821,837 $2,587,445 $127,918 $108,474 $0,035 $0.077 MEKORYUK Diesel Generation Yoar 1, Load Requirements kWh Sales kWh Generated KW Demand 2. Expenses kWh /Gal Gal Fust Fusl Cost $/Gal Fust Cost Furl Cost$/kwh Variable Non-Fuel Costs Sfkwh Variable Non-Fusl Costs Foed Non-Fusl Costs $/wh Foed Non-Fusl Costs Total Non-FusiCost Total Power Generation Expenses: 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses. Acoumdated PW Total Expenses 3. Power Costs & PCE Payments 3.0 Power Costs ‘Avg. Costiowh PW Avg. Costiowh 3b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments ‘Accumdeted PW PCE Payments 4. Waste Heat Recovery Aveilable Weste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Esheust Stack Recovery (E.S) (Diesel Fusl Gal Equvalert) Jacket Water Recovery Jacket Water + E.S. Capital Investment Jacket Water Recovery ES. “otal Capital Invest. Jacket Water + E‘ Debt Service Jacket Water, 5% @15 yrs ES, 5% @8yre Total Debt Service Jacket Water + E.¢ O&M kot Water @ 6% of Investment + inf ES. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +£.8. Year Sys Losses 1990 = Sys. Losses 2020 = Load Factor = ‘Avg. Eligible PCE kwh Sold as % of Total = 2001 2002 776,837 788,907 888,184 890,457 203 205 124 124 71,628 72,363 $127 $1.32 $90,967 $95,563 $0102 $0.108 $0112 $0.12 $87,008 $91,902 $0168 $0.17 $130,509 $137,854 $217,514 $220,756 $308,482 $325,319 1.000 0.968 $308,482 $314,318 $308,482 $622,800 $0997 $0412 $0397 $0.308 $0200 $0.21 $69,915 $73,405 $69,915 $71,010 $69,915 $140,925 ° ° 0 0 0 ° 0 0 $0 0 $0 #0 $0 0 so $0 0 $0 0 0 so $0 0 $0 $0 20 so 30 2001 2002 15.00% 8.00% os 45% 2003 2004 2005 801,248 = 813,500 828,023 910,752 922,089 933,406 208 au 213 125 125 125 73,076 73,787 74,516 $1.37 $1.43 $1.49 $100,379 $105,424 $110,700 90.110 90.114 $0.119 $0.12 $0.13 $0.13 $97,063 $102,500 $108,229 $0.18 $0.19 $0.20 $145,594 $153,750 $162,343 $242,656 $256,250 $270,572 $343,035 $361,674 $381,282 0.934 0.902 0.871 $943,027 $1,260,236 $1,601,501 $0.428 $0.45, 90.462 $0.400 $0.401 $0.402 90.21 $0.22 $0.23 $77,249 $81,184 $85,309 $72,112 $73,223 $74,342 $213,037 $286,280 $360,603 0 ° 2217 ° 0 4531 0 ° 16,088 o ° 31,401 90 $0 $286,037 30 90 $13,019 0 30 $30,056 $0 9 $2,508 0 0 $2,014 0 9 $4,523 $0 9 $1,562 so 0 $1,302 $0 0 4.071 $0 0 $3,316 2003 2004 kWhgal year 2001 = kWhigal year 2020 = Ava. PCE per kwh sold = 2008 638,546 944,762 216 126 78,233 $1.55 $116,245 $0.123 $0.14 $114,285 $0.20 $171,397 $285,661 $401,007 0.842 $338,305 124 13 $0.20 2007 851,160 956,136 218 126 75,047 $1.61 $122,044 90.128 $0.14 $120,623 90.21 $180,934 $301,557 $423,601 0814 $344,600 $1,039,898 $2,284,405 90.479 90.404 90.24 $89,634 ‘$75,469 $436,072 2.231 4567 16,168 31,741 $26,037 $13,019 $30,056 $2,508 $2,014 $4,523 $1,609 $1,341 $4,118 $3,355 30.496 30.405 $0.25 $94,166 ‘$76,604 $512,676 2.245 4603 16,268 31,089 $26,037 $13,019 $30,056 $2,508 $2,014 $4,523 $1,657 $1,381 $4,108 $3,308 20088. 863,865 967,529 22 126 76,660 $1.67 $126,117 90.132 $0.15 $127,320 $0.22 $190,960 $318,300 $446,417 0.786 $350,680 $2,635,375 $0.517 80.408 $0.25 $98,917 ‘$77,748 $590,424 4630 16,367 $26,037 $13,019 $39,056 $2,508 $2,014 $4,523 ‘$1,707 $1,423 $4,216 $3,437 2008 Est Year 2001 Fuel Cost $/pal . Est 2001 Non-Fusl Cost $/kwh Sales = Variable Costs €) 40% NFC . Foeed Costs at 60% NFC . 2009 2010 2011 876,060 © 889,546. 902,822 978,937 990,361 1,001,709 24 228 29 127 127 127 77,370 © 78,078 78,784 $1.74 $1.81 $1.88 $134,476 $141,135 $148,107 $0137 $0.143 $0,148 $0.15 $0.16 $0.17 $134,374 $141,803 $149,627 9023 90.24 90.25 $201,561 $212,705 $224,440 $335,006 $354,508 $374,067 $470,411 $495,643 $522,173 0.750 0734 0.709 $357,236 $363,669 $370,179 $2,002,611 $3,356,280 $3,726,458 90.537 90.557 90.579 90.407 90.409 $0.410 $0.26 $027 $0.28 $103,805 $100,112 $114,579 $78,899 $80,059 $81,227 9869,323 $740,382 $830,609 2272 2,285 2,208 4674 4,710 4,744 16,464 16,550 16,654 32478 «© 82722 (32,982 $26,037 $26,037 $26,037 $13,019 $13,010 $13,010 $2,508 = $2,508 $2,508 $2014 = $2,014 $2,014 $4523 $4,523 ($4,523 $1,758 $1,811 $1,865 $1,465 $1,509 $1,554 $4,267 $4,320 $4,374 $3,479 $3,523 $3,569 2008 2010 2011 $1.27 $0.28 $0.11 $0.17 2012 915,580 1,013,252 231 127 79,487 $1.96 $155,406 90.153 $0.17 $157,865 $0.28 $236,797 $304,662 $550,068 0.685 $376,767 $4,103,225 $0.601 90.412 $0.29 $120,306 $82,403 $913,012 2.311 4779 16,746 33,200 $28,037 $13,019 $30,056 $2,508 $2,014 $4,523 $1,921 ‘$1,601 $4,430 $3,615 2012 2013 928,747 1,024,718 aA 128 80,188 $2.03 $163,047 90.159 90.18 $166,539 90.27 $249,808 $416,347 $579,394 0.662 $383,433 $4,486,658. 90.624 90.413 $0.30 $126,308 $83,587 $996,600 2.324 4813 16,837 B46 $35,978 $17,969 $53,967 $3,468 $2,783 $6,250 $2,159 $1,799 $5,625 $4,582 2013 Fusl Inflaction Factor ‘General Inflation Factor Discount Rate 2014 2015 941,996 955,335, 1,036,198 1,047,684 237 28 128 128 80,886 81,582 $2.11 $2.20 $171,046 $170,417 90.165 ‘90.171 $0.19 $0.19 $175,671 $185,285 $0.28 $0.29 $263,507 $277,928 $439,178 $463,213 $610,224 $842,630 0.630 0618 $390,178 $397,005 $4,876,838 $5,273,843 90.648 $0.673 $0.414 $0.416 $0.31 $0.32 $132,502 $139,176 780 $85,980 $1,081,379 $1,187,359 23396 2,348 4847 4.881 16,927 17,015 33,670 33,903 $35,078 $35,978 $17,089 $17,969 $53,967 $53,967 $3,466 $3,408 $2,783 $2,763 $8,250 $6,250 $2,223 $2,200 $1,853 $1,008 ‘$5,690 $5,756 $4,636 $4,692 2014 2015 4.0% Waste Heat - Investment per KW 30% Jacket Water $100 35% Jacket Water + Stack Heat $150 216 2017 2018 2019 2020 968,765 982,285 995,897 1,009,598 1,023,391 1,058,183 1,070,691 1,082,208 1,093,731 1,105,282 242 244 247 250 252 129 129 129 13.0 13.0 82,275 82,965, 63,653 84,338 85,020 2.29 $2.38 $2.47 $2.57 $2.68 $188,179 $197,349 $208,944 $216,984 $227,488 90.178 90.184 90.191 90.198 $0.208 $0.20 $0.21 $0.22 90.23 $0.24 $195,405 $206,058 $217,270 $229,069 $241,487 $0.30 $0.31 $0.33 $0.34 935 $293,108 $309,087 $325,905 $343,604 $362,230 $488,513 $515,144 $543,174 $572,673 $603,717 $676,603 $712,403 © $750,118 $780,657 $831,205 0.567 0s77 0.557 0.538 0.620 $403,912 $410,809 $417,969 $425,120 $432,356 $5,677,754 $6,088,653 $6,508,622 $6,931,743 $7,364,090 90.609 90.725 90.753 90.782 $0812 90417 90.418 90.420 90.421 $0.422 $0.34 90.35 90.36 $0.37 90.38 $146,072 $153,204 $160,858 9 $168,779 $177,072 ‘$87,189 $88,408 $89,631 $90,864 $92,105 $1,254,548 $1,342,954 $1,432,585 $1,523,449 $1,615,554 2,360 2,372 2,383 2.305 2,408 4915 4948 4,981 5,013 5,046 17,102 17,187 17,270 17,382 17,433 M133 U1 4587 4810 36,032 $17,060 $17,960 $17,960 $17,989 $17,980 ($53,067 $53,967 $53,067 $53,967 $53,967 $3,408 $3,468 $3,468 $3,468 $3,468 $2,783 $2,783 $2,783 $2,783 $2,783 98,250 ‘$6,250 96,250 $6,250 ‘$8,250 $2,360 $2,430 $2,503 $2,578 $2,655 $1,966 $2,025 $2,085 $2,148 $2,212 $5,825 $5,896 $5,960 98,044 $6,121 $4,749 $4,808 $4,000 $4,931 $4,908 216 217 2018 2019 2020 District Heating System Capital Investment $0 Debt Service @ 5%, 15 Years $0 O&M at 10% of Investment + Inflation $0 Total Expenses District Heating so tal Expenses Waste Heat+District Heating Jacket Water so Jacket Water +E. so Waste Heat Sales Jacket Water $0 Jacket Water +E.S. $0 Net Income Jacket Water $0 Jacket Water +.S, $0 6. Total Generation Expenses Minus Net income from Waste Heat Sales Jacket Water $308,482 Jacket Water +E.S. $308,482 PW Total Expenses Jacket Water $308,482 Jacket Water +E S. $308,482 Accumadated PW Total Expenses: Jacket Water $308,482 Jacket Water +E.. $308,482 Accumuated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +E.S, $0 ©. Power Costs & PCE Payments with Waste Heat Offeet 6.0. Power Costs ‘Avg. Costikwh Jacket Water $0307 Jacket Water +E.S. $0,307 PW Avg Costkwh Jacket Water $0.307 Jacket Water +£,S. $0,397 6b. PCE Payments PCE Payment $/kwh Jacket Water $0.200 Jacket Water +€.8. $0.200 PCE Payments Jacket Water $69,915 Jacket Water +S, $69,915 PW PCE Payments Jacket Water $69,915 Jacket Water +68, * $69,015 Acoumuated PW PCE Payments Jacket Water $09,915 Jacket Water +.S, $69,915 ‘Accumuated P.W of PCE Savings Jacket Water $0 Jacket Water +E.8. $0 7. Potential Rate Reductionykwh From Sales of Waste Heat Jacket Water so Jacket Water +ES. so 888s 88 88 0 0 $325,319 $325,319 $314,318 $314,318 $622,800 $622,800 so 0 90.412 90.412 $0,398 90.398 $0.207 $0.207 $73,495 $73,495 $71,010 ‘$71,010 $140,925 $140,925 8s 88 88 8888 ss $343,035 $343,035 $320,227 $320,227 88 8888 8s sO $0 $961,674 $961,674 $326,209 $326,209 ‘$30,000 ‘$2,690 $3,000 $5,890 $9,061 $13,277 $23,870 $46,787 $19,799 $43,471 $961,463 $337,811 $315,011 $294,363 ‘$30,000 $2,890 $10,098 $13,453 $24,962 $49,044 $20,864 $45,689 $381,043 $356,218 $320,628 $299,926 ‘$30,000 $2,890 $3,183 $6,073 $10,239 $13,634 $26,142 $51,405 $21,976 ‘$48,009 $401,625 $375,501 $326,722 $305,544 $043,027 $1,269,236 $1,584,247 $1,905,075 $2,231,707 $043,027 $1,289,236 $1,563,619 $1,863,544 $2,160,088 90.428 $0.428 ‘0.400 ‘$0,400 0.214 $0214 $77,249 $77,249 $72,112 $72,112 $213,037 $213,037 ss 90.445 90.445 90.401 $0.401 90.222 $0.222 $81,184 $81,184 $73,223 $73,223 $286,260 $286,260 $0 0 $17,254 $37,682 $0.438 90.409 $0381 90.356 90.238 90211 $88,650 $78,531 $77,254 $68,435 $363,514 $354,695 $2911 $5,907 $0.024 $0.063 $34,821 ‘$76,351 90.454 90.425 90.383 90.358 $0.247 $0219 $93,199 $82,586 $78,471 $89,535 $441,985 $424,230 $5,913 $11,841 $0.025 90.054 ‘$52,608 $115,407 $0.472 90.441 $0.384 90.350 90.256 $97,973 $86,843 $79,701 $70,647 $521,685 $404,877 -$9,000 $17,709 $0.026 90.056 ‘$30,000 $2,890 $3,278 $6,168 $10,384 $13,821 $27,352 $53,872 $23,137 $423,280 $396,961 $332,694 $311,238 $2,564,491 ‘$2,480,328 $70,884 $155,049 $0.490 90.458 $0,385 $0.360 $0.265 $0.235 $102,963 $91,313 $80,944 $71,774 $12,205 $23,776 $0.027 90.058 ‘$30,000 ‘$2,890 $3,377 96,267 $10,534 $14,013 $26,615 $56,452 $24,340 $52,972 $446,083 $417,430 $338,745 ‘$317,008 $2,903,237 $2,797,334 $80,374 $196,277 $0.509 90.476 90.386 90.362 90.274 90.243 $108,241 ‘$96,004 $82,199 ‘$72,907 $15,508 $29,760 $0.028 $0.060 $30,000 $2,890 $3,478 $6,368 $10,688 $14,211 $29,933 $59,148 $25,613 $470,030 $440,019 $344,875 $322,855 $3,248,112 $3,120,190 $108,167 $236,090 $0.388 90.363 $0.284 $113,758 $100,928 $83,468 $74,084 $768,296 $713,609 $18,913 $35,773 0.029 90.083 ‘$30,000 $2,890 $3,582 $6,472 $10,846 $14,415 $31,307 961,065 $26,933 $58,307 $495,240 $463,777 $351,085 $328,760 $3,599,197 $3,448,970 $127,261 $277,488 $0.549 90.514 90.380 90.364 90.204 90.281 $119,547 $108,006 $84,749 $75,214 $853,045 $768,823 $22,438 $41,787 $0.030 90.085 $30,000 $2,890 $3,690 $6,580 $11,010 $14,625 $32,741 $64,910 $28,311 $61,204 $521,757 $488,774 $357,375 $334,783 $3,956,572 $3,783,753 $146,652 $319,472 $0.570 90.534 $0.390 90.366 $0.305 90.271 $125,621 $111,520 $88,043 $76,385 $939,068 $865,208 -$26,076 ‘$47,804 $0.031 90.087 ‘$30,000 $2,800 $3,800 $6,601 $12,315 $16,608 $34,236 967,966 $26,611 $63,404 $550,763 $515,990 $364,499 $341,474 $4,321,072 $4,125,227 $165,586 $361,431 $0,503 90.566 $0302 90.368 $0.317 90.281 $132,479 $117,605, $87,672 ‘$77,829 $1,026,761 $943,037 $30,161 $53,563 $0.031 $0,068 ‘$30,000 $2,890 $3,914 96,805 $12,494 $17,130 $35,795, ‘$71,201 $30,105, 966,565 $580,119 $543,650 $370,930 $347,618 $4,692,002 $4,472,844 $184,836 $403,993 $0616 90.577 $0394 $0.369 $0.328 ‘90.292 $139,166 $123,579 $88,963 $79,017 $1,115,744 $1,022,054 $34,365, $59,325 ‘90.032 soo71 $30,000 $2,800 $4,002 6.8 $12,678 $17,370 $37,420 $74,560 $31,664 $69,068 $810,966 ‘$572,762 $377,444 $353,842 $5,069,448 $4,828,686 $204,367 $447,156 $0.640 ‘$0,600 90.305 $0370 $0.340 $0,302 $146,180 $129,847 $90,307 $80,217 ‘$1,208,051 $1,102,271 $38,602 $86,088 $0.033 90.073 ‘$30,000 $2,890 4.153 $7,043 $12,668 $17,617 $39,115 $78,088 $33,290 $73,319 $643,403 $603,374 $384,041 $360,148 $5,453,487 $5,186,834 $224,268 $490,920 $0.664 $0.623 90.398 90.372 90.352 90.313 $153,536 $136,424 $91,644 $1,297,605 $1,183,702 $43,147 ‘$70,847 $0,034 $0.076 ‘$30,000 $2,890 4277 $7,168 $13,063 $17,871 $40,862 $81,733 $34,986 $76,925 ‘$677,507 $390,722 $306,536 $5,844,209 ‘$5,853,370 $244,444 $535,283 ‘$0690 90.647 $0.308 90.373 90.265 $0.324 $161,252 $143,323 $92,008 $1,390,690 $1,206,357 77 $76,507 $30,000 $2,890 $4,408 $7,298 $13,285 $18,133 $42,724 $85,561 $98,755 $80,693 $713,363 $397,489 $373,006 96,241,608 $5,926,377 $264,925 $580,246 90.716 90672 90.399 90.375 90.378 90.336 $160,344 $150,560 $94,359 $83,893 $1,485,049 $1,350,250 $52,465 $82,335, $0.037 $0,081 ‘$30,000 $2,890 $4,538 $7,428 $13,472 $18,403 $44,644 $89,560 $38,600 $84,628 $751,057 $705,028 $404,340 $379,560 $6,646,037 $6,305,936 $285,705 $625,806 90.744 $0696 $0.400 90.376 $0301 90.348 $177,829 $158,152 $95,736 $85,143 $1,580,785 $1,436,302 $87,337 $88,086 $0.038 0.084 $30,000 $2,890 4874 $7,584 $13,685 $18,681 $46,645 $93,735 $40,524 $88,730 $790,681 ‘$742,466 $411,277 $386,198 $7,057,314 $6,692,134 $308,784 $671,965 $0.773 $0.725 $0.402 $0.377 90.405 90.361 $186,726 $166,114 $97,127 $86,405 $1,677,912 $1,521,798 962,358 $93,756 $0.040 ‘$0067 MT. VILLAGE Diesel Generation Year 1. Load Requirements kWh Sales kWh Generated KW Demand 2. Expenses kWh /Gal Gal Fust Fusl Cost $/Gal Fuel Cost Fual Cost$/kwh Variable Non-Fuel Costs $fwh Variable Non-Fusi Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fual Costs Total Non-FusiCost Total Power Generation Expenses: 2.8 Presert Worth (PW) Expenses PW Fector For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Chesel Fuel Gal Equvalert) Jacket Water Recovery Jacket Water + E.S. Capital Investment Jacket Water Recovery Jacket Water, 5% (15 yrs ES, 5% @8yre Total Debt Service Jacket Water + E.¢ O&M 2kot Water @) 6% of Investment + Inf: E.S. @ 10% of Investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +€.S. Year ‘Sys Losses 1999 = ‘Sys. Losses 2020 = Load Factor Avg. Eligible PCE kwh Sok as % of Total = 2001 2,382,634 2,689,845 614 11.4 235,951 $1.13 $206,625 $0 090 90.112 $263,495 90.168 $395,243 $658,738 $925,362 1.000 $925,362 $925,362 90.393 $0.393 $0230 $243,498 $243,498 $243,498 eo See es eee 888 2002 2,409,318 2,746,623 627 11.5 230,165 $1.18 $261,087 $0.102 $0.12 $280,637 $0.17 $420,956 $701,503 $982,660 0.966 $949,430 $1,874,783 $0.408 $0,304 $0.24 $258,092 $249,364 $492,862 Hes es eee 888 15.00% 8.00% 05 45% 2003 2,466,676 2,803,788 640 116 242,368 $1.22 $296,221 90.106 $0.12 $296,611 $0.18 $448,217 $747,028 $1,043,249 0.934 $973,884 ‘$2,648,677 $0.423 $0.305 $0.25 $273,485 $255,301 $748,163 oo Bes 8B Bess 888 2004 2,524,709 2,861,337 653 117 245,553 $1.27 $312,121 $0.109 90.13 $318,075 90.19 $477,112 $795,187 kWhygal year 2001 = kWhgal year 2020 = Ava. PCE per kwh sold + 2005 (2,563,417 2.919.261 666 WT 248,726 $122 $328,801 $0113 $013 $338,490 $0.20 $507,735 $846,225 11.4 13 $0.23 2006 2007 2,642,799 2,702,856 2,977,554 3,036,208 680 693 118 11.9 251,686 255,031 $1.37 $1.43 $346,297 $364,646 $0116 $0120 $0.14 $0.14 $360,121 $383,037 $0.20 $0.21 $540,182 $574,556 $900,303 $957,593 $1,107,309 $1,175,026 $1,246,600 $1,322,239 0.902 0.871 0.842 0.814 $998,729 $1,023,968 $1,049,604 $1,075,642 $3,847,406 $4,871,373 $5,920,977 $6,996,619 $0.439 90.396 $0.26 $289,716 $261,307 $1,009,470 $1,276,854 $1,550,384 Fee se ees 888 $0.455 $0,308 $0.26 $308,629 ‘$267,384 8,005 15,728 58,007 108,494 $85,690 $42,845 $128,534 $8,256 $6,629 $14,685 $5,141 $4,204 $13,397 $10,014 2005 $0472 90.489 90.307 90.396 $0.27 $0.28 $324,867 $343,879 $273,530 $270,746 $1,830,129 8,041 6,076 15,862 15,994 58,271 58,520 110,411 119,311 $85,690 $85,690 $42,845 $42,845 $128,534 $128,534 $8,256 $8,256 $6,629 ‘$6,629 $14,885 = $14,885 $5,296 $5,454 4,413 4,545 $13,551 $13,710 $11,042 $11,174 2006 2007 2008 2,763,587 3,095,217 707 12.0 258,161 $1.49 $983,687 $0.124 $0.15 $407,309 $0.22 $810,964 $1,018,274 $1,402,160 0.786 $1,102,085 $8,096,705 ‘$0507 $0.309 $0.29 $363,012 $286,031 $2,116,161 8,108 16,124 58,753 112,192 $85,690 $42,845 $128,534 $8,256 $6,629 $14,685 $5,618 $4,682 $13,874 $11,311 2008 Est. Year 2001 Fust Cost S/gat . $1.13 028 $0.11 90.17 2012 3,013,260 3,334,674 781 123 270,533 $1.74 $470,615 90.141 $0.17 $519,543 $0.26 $779,314 $1,296,857 $1,769,472 0.685 $1,211,992 2013 3,077,365 3,305,350 778 124 273,587 $1.81 $494,965 0.146 $0.18 $551,820 $0.27 $827,729 $1,370,549 $1,874,513 0.662 $1,240,522 2014 3,142,145 3,456,360 789 125 276,625 $1.68 $520,480 90.151 $0.19 $585,973 $0.28 $878,960 $1,464,933 $1,085,412 0.630 $1,260,461 Fusl Inflaction Factor General inflation Factor Discount Rate 2015 3,207,590 3,517,687 126 279,647 $1.96 $547,212 $0.156 $0.19 $622,107 $0.29 $933,160 $1,555,267 $2,102,479 0618 $1,296,873 4.0% 3.0% 35% 2016 3,273,728 3,579,276 817 127 282,653 $2.04 $575,217 90.161 $0.20 $660,330 90.30 $990,494 $1,650,824 $2,228,041 0.597 $1,328,703 2017 3,340,531 3,641,178 631 12.7 (285,642 $2.12 $804,552 $0.168 $0.21 $700,756 $0.31 $1,051,134 $1,751,601 $2,356,442 0.877 $1,358,974 Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 3,408,010 3,476,162 3,703,371 3,785,842 848 860 128 129 288,614 291,569 $2.20 $2.29 $635,276 $867,451 90.172 90.177 $0.22 90.23 $743,508 $788,711 $0.33 9.34 $1,115,262 $1,183,087 $1,858,770 $1,971,779 $2,494,046 $2,630,230 0.557 0.538 $1,389,692 $1,420,850 $9,227,643 $10,383,847 $11,567,734 $12,779,726 $14,020,248 $15,269,729 $16,588,602 $17,917,305 $19,276,279 $20,665,971 Est. 2001 Non-Fusl Cost $/kwh Sales = Variable Costs €) 40% NFC - Foaxd Costs at 60% NFC . 2009 2010 2011 2,824,093 2,887,074 2,949,630 3,154,576 3,214,276 3,274,311 720 734 748 124 122 122 261,277 = 284,378 «(287,463 $1.55 $1.61 $1.67 $404,060 $425,210 $447,379 $0128 © $0.132. $0.37 $0.15 $0.16 $0.17 $433,014 $460,231 $489,045 $0.23 $0.24 $0.25 $649,521 $690,347 $733,567 $1,062,585 $1,150,578 $1,222,611 $1,486,506 $1,575,788 $1,660,990 0.750 0.74 0.709 $1,128,038 $1,156,204 $1,163,668 $0,526 90.546 $0566 $0400 © $0400 = $0.401 90.30 $0.31 $0.32 $385,018 $407,250 $430,668 $202,387 $208,812 $305,307 $2,408,547 $2,707,380 $3,012,667 8,138 8,168 8,192 16,251 16,378 16,497 58,971 $0,175 50,363 113,056 113,001 114,728 ‘$42,845 $42,845, $42,645 $128,534 $128,534 $128,534 $8,256 $8,256 $8,256 $6629 «$6620 $8,620 $14,885 $14,885 $14,885 $5,787 $5,960 $8,139 $4822 $4,967 $5,116 $14,042 $14,216 $14,395 $11,451 $11,506 $11,745 2009 2010 2011 90.587 $0.402 $034 $455,324 $311,872 $3,324,539 8216 16,616 59,536 115,536 $85,690 $42,845 $128,534 $8,256 $6,629 $14,885 $6,323 $5,269 $14,579 $11,898 2012 $0,609 $0.40 90.35 $481,266 $318,507 $3,643,047 8238 16,733 50,604 116,327 $124,627 $62,313 $186,940 $12,007 $9,641 $21,648 $7,478 96,231 $10,484 $15,873 2013 $0,632 $0.404 $0.36 $508,617 $325,212 $3,968,259 8,258 16,847 59,838 117,009 $124,627 962,313 $166,940 ‘$12,007 99,641 $21,648 $7,702 6418 $19,709 $16,060 2014 $0655 $0405 $0.37 $537,385 $331,988 $4,300,245 8275 16,058 59,068 117,853 $124,627 $62,313 $186,940 $12,007 $9,641 $21,648 $7,933 96,611 $10,940 $16,262 2015 $0.680 $0.408 $0.30 $567,660 $338,631 $4,639,076 8291 17,087 60,080 118,589 $124,627 $62,313 $188,940 ‘$12,007 $9,641 $21,648 $8,171 $6,809 $20,178 $16,450 $0.705 $0.407 $0.40 $599,517 $345,745 $4,964,621 8,305 17,174 60,178 119,308 $124,627 $62,313 $188,940 ‘$12,007 $0,641 $21,648 $8,416 $7,013 $20,423 $16,655 2017 90.732 90.408 90.41 $633,034 $352,729 ‘$5,337,550 6316 17,278 60,263, 120,006 $124,627 $62,313 $186,940 $12,007 $9,641 $21,648 $8,669 $7,224 $20,675 $16,065 2018 $100 $150 2020 3,544,990 3,628,589 874 13.0 294,507 $2.38 $701,144 90.163 $0.24 $836,501 90.35 $1,254,762 $2,091,253 $2,792,307 0.620 $1,452,481 $22,086,830 $23,530,311 90.759 $0.409 $0.43 $668,283 $359,783 $5,697,333 8.326 17,379 60,332 120,687 $124,627 962,313 $186,940 $12,007 $9,641 $21,648 $8,929 $7,441 $20,935, ‘$17,082 2019 $0.788 $0.410 $0.44 $705,378 $366,906 $6,064,239 8,333 17,478 60,387 121,350 $124,627 962,313 $186,940 $12,007 $9,641 $21,648 $9,197 $7,064 $21,203 $17,305 District Heating System Capital Investment so 0 0 $0 © $30,000 $30,000 $30,000 Debt Service @ 5%, 15 Years 0 0 $0 0 $2,890 $2,890 ‘$2,690 O&M at 10% of Investment + inflation 0 9 0 0 $3,000 $3,090 $3,163 Total Expenses District Heating $0 $0 $0 $0 $5,800 $5,980 $6073 tal Expenses Waste Heat+ District Heating Jacket Water so $0 $0 $0 $19.287 $19,531 $19,783 Jacket Water +E.S, 0 0 0 $0 ©$30.201 $30,573 $30,957 Waste Heat Sales Jacket Water co 0 30 $0 =«$76682 $80112 _-$83.672 Jacket Water +E.S, $0 0 $0 $0 $144744 $151 705 $159.154 Net Income Jacket Water 0 $0 0 $0 =$63285 $6661 $60,962 Jacket Water +E.S. $0 $0 0 $0 $133,831 $140,753 $147,970 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $925,362 $982,660 $1,043,249 $1,107,309 $1,111,741 $1,180,039 $1,252,277 Jacket Water +E S. $925,362 $982,680 $1,043,249 $1,107,309 $1,041,196 $1 105,847 $1,174,280 PW Total Expenses Jacket Water $925,362 $949,430 $073,684 $908,729 $968.818 $993,561 $1,018,728 Jacket Water +E S. $925,362 $949,430 $973,684 $998,729 $907,342 $931,083 $955,261 Accumuiated PW Total Expenses Jacket Water $925,362 $1,874,793 $2,848,677 $3,847,408 $4,816,224 $5,809,785 $6,828,513 Jacket Water +E 8. $925,362 $1,874,793 $2,848,677 $3,847,408 $4,754,748 $5,685,841 96,641,102 Acoumaiated PW Savings From Waste Heat Sales Jacket Water $0 90 20 $0 = $55,140 $111,192 $168,106 Jacket Water +E.S. so $0 #0 $0 $116,626 $235,136 $355,517 ©. Power Costs & PCE Payments with Waste Heat Offset 6.0 Power Costs Avg. Costiewh Jacket Water $0393 $0408 = $0423 $0430 $0490 0.447 80.463 Jacket Water +£ S. $0383 90.408 90423 90.439 90.403 $0416 90.434 PW Avg. Costkwh Jacket Water $0.393 90.304 90.305 90.396 90.375 90.376 90.377 Jacket Water +£.S. $0363 0.304 90.305 90.396 90.361 90.362 90.363 6b. PCE Payments PCE Payment $/kwh Jacket Water $0.230 90238 90.246 90.255 $0.265 90.275 90.285 Jacket Water +E.S. $0.230 90.238 90.246 90.255 90.230 90.248 $0,257 PCE Payments: Jacket Water $243,498 $258,092 $273,485 $289,716 $308,255 $326,773 $346,327 Jacket Water +E.S. $243,498 $256,092 $273,485 $289,716 $278,007 $295,056 $312,975 PWPCE Payments Jacket Water $243,496 $249,364 $255,301 $261,307 $268.626 $275,134 $281,737 Jacket Water +E.S. $243,498 $249,364 $255,301 $261,307 $242,345 $248,429 $254,605 $748,163 $1,009,470 $1,278,006 $1,553,231 $1,634,968 $748,163 $1,009,470 $1,251,615 $1,500,245 $1,754,850 $0 so co $O $1,242 $2,847 $4,630 $0 $0 0 $0 = $25,000 $50,139 $75,280 0 $0 $0 so 90.024 $0,025 $0.026 so $0 $0 0 $0.082 $0.053 $0.055 ‘$30,000 $2,890 $3,278 $6,168 $20,042 $31,363 $87. 366 $166,830 $73,492 $155,520 $1,326,668 $1,246,641 $1,044,321 ‘$970,648 $7,872,634 $7,620,950 ‘$225,870 ‘$477,754 90.481 90.451 $0378 90.355 90.295 90.267 $366,970 $331,904 $288,435, ‘$260,873 $2,123,403 $2,015,723 $7,243 $100,438 $0.027 90.056 $2,890 $2,890 $2,690 $2,890 $2,690 $3377 $3,478 $3,582 $3,690 $3,600 $6,267 98,368 $6,472 $6,580 $6,691 $20,300 $20,584 $20,867 $21,159 $26,175 $31,760 $32,180 $32,612 $33,067 $42,048 $91,196 $95,173 $99,295 $103,568 $107,997 $174,639 «6$183,191 $191,902 $200,985 $210,455 ‘$77,156 $80,957 ‘$84,900 ‘$88 969 $88,513 $163,387 $171,506 $180,157 $180,087 $194,582 $1,409,440 $1,494,630 $1,585,000 $1,680,482 $1,786,001 $1,323,208 $1,404,192 $1,489,633 $1,580,385 $1,679,031 $1,070,345 $1,096,803 $1,123,700 $1,151,039 $1,181,046 $1,004,860 $1,030,299 $1,056,171 $1,082,478 $1,111,751 $8,943,179 $10,039,983 $11,163,683 $12,314,722 $13,496,668 $8,625,810 $9,656,109 $10,712,280 $11,794,758 $12,908,508 $001,833 $727,738 $855,455 $984,969 $1,113,740 $0499 90518 90.537 90.558 $0 580 90.468 90.488 90.505 90.524 90.546 90.379 ‘$0.380 90.381 90.382 90.384 90.356 90.357 90.358 90.350 90.361 90.308 $0317 90.328 90.340 90.354 90.277 90.287 90.206 $0.300 90.322 $388,760 $411,755 $436,019 $461,617 $490,635 $351,808 = $373,007 $305,207 = $418,826 «© $445,200 $295,229 $302,118 © $300,102 $316,183 $324,604 $2,418,632 $2,720,750 $3,029,852 $3,348,035 $3,670,729 $2,282,957 $2,556,644 $2,836,877 $3,123,750 $3,418,435 $10,085 = --$13,.300 $17,185 = $21,498 -$27,662 $125,501 $150,716 $178,700 $200,789 $224,611 0.027 90.028 so0.029 90.030 $0.029 $0.058 90.059 $0.081 90.063 80.063 $2,890 ‘$2,800 $2,690 $2,800 $3,014 $4,002 $4,153 4.277 96,805 $6,922 $7,043 $7,168 $26,513 $26,862 $27,221 $27,500 $42,573 943,114 $43,671 $44,246 $112,587 $117,341 $122,288 = $127,368 $220,328 © $230614 $241,338 = $252,508 $92,878 $97,401 $102,088 $108,943 $204,286 $214,362 $224,886 «= $235,853 $1,892,534 $2,005,077 $2,123,962 $2,240,490 $1,781,148 $1,888,117 $2,001,155 $2,120,580 $1,210,094 $1,238,700 $1,267,767 $1,297,200 $1,138,872 $1,108,444 $1,194,471 $1,222,066 $14,708,762 $15,945,462 $17,213,230 $18,510,529 $14,045,380 $15,211,824 $16,406,295 $17,629,251 $582,967 $643,140 $704,075 $765,750 $1,244,349 $1,376,778 $1,511,010 $1,647,028 $0,602 90.625 $0649 90673 90.567 90.580 s0611 90.635 90.385 90.388 90.387 90.388 90.362 $0,364 90.365 90.368 90.367 $0.380 $0394 90.409 90.333 90.346 90.359 90.372 $519,123 $540,164 $580,635 «= $814,222 $471,505 $490,163 $528,340 «$550,112 $331,930 $330,283 $346,605 $354,225 $301,482 $308,374 $315,361 $322,443 $4,002,658 $4,341,922 $4,688,617 $5,042,842 $3,719,918 $4,028,202 $4,343,652 $4,686,008 $34,400 $41,677 $49,541 $58,021 $248,341 $271,054 $205,424 $318,725 90.030 0.030 $0.031 $0.032 $0085 90.087 ‘$0 089 0071 ‘$30,000 ‘$30,000 ‘$30,000 $2,690 $2,690 $2,690 4408 $4,538 we74 $7,208 $7,428 ‘$7,564 $27,971 $28,364 $28,768 4485 $45,445 $46,073 $132,646 = $138,110 $143,765 $264,148 $276,273 $288,902 $111,970 $117,175 $122,562 $247,283 $280,191 $271,597 $2,382,076 $2,522,055 $2,669,835 $2,246,763 $2,380,030 $2,520,800 $1,327,302 $1,357,777 $1,388,730 $1,251,005 $1,261,321 $1,311,208 $19,837,631 $21,195,607 $22,584,337 $18,881,156 $20,162,477 $21,473,685 $828,140 $891,222 $954,974 $1,784,814 $1,924,353 $2,065,625 soe = $0728 $0,753 soeso = $0685 SO711 $0.389 90.301 $0.382 $0367 $0.88 $0370 90.423 $0.439 90.455 $0.366 90.400 90.415 $649,410 $886,463 $725,588 $501,564 $625,781 $861,653 $361,854 = $369.581 $377,407 $320,622 $336,806 $344,287 $5,404,008 $5,774,277 $6,151,684 $4,995,718 $5,332,614 $5,676,800 $67,146 $78,944 -$87,445 $341,632 $364,719 $387,350 $0033 90.034 $0,035 $0073 $0.075 $0077 PILOT STATION Diesel Generation For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Eshmust Stack Recovery (ES) (Diese! Fusi Gal Equivatert) Jacket Water Recovery: Jacket Water + E.S. Capital investment Jacket Water Recovery ES, 5% @8yre Total Debt Service Jacket Water +E. O&M kot Water © 6% of Investment + inf: E.S. @ 10% of Investment + Inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E S. Year WA 13 $0.20 2007 1,500,986 1,686,108 385 W.7 144,112 $151 $216,993 90.129 $014 $212,713 9021 $319,070 $631,763 ‘$748,777 oBt4 $609,130 $3,630,588 $0.28 $191,600 $156,103 $967,868 Sys. Losses 1999 = 15.00% Sys. Losses 2020= 8.00% kWhgal year 2001 = Load Factor . os kWiyoal year 20200 = Avg. Eligible PCE kwh Sold as % of Total = 52% ‘Avg PCE per kwh sold = 2001 2002 2003 2004 2005 2008 1,217,045 1,282,315 1,308,408 1,355,319 1,403,053 1,451,609 1,301,488 1,439,039 1,487,221 1,536,028 1,585,450 1,635,479 318 329 340 351 me 373 W4 112 113 14 15 16 125,360 128.486 131.613 134,730 137,865 140.990 $119 $1.24 $1290 $134 $139 $1.45 $149,178 $159,014 $169,399 $180,360 $191,927 $204,127 $0107 $0111 80.114 = $0117 $0121 $0125 $0112 $012 $012 $013 $013 SOA $136,309 $147,034 $158,499 $170,750 $183,834 $197,804 goes = 8017 $018 = $019 = $02 $020 $204,464 $220,552 $237,749 $256,124 $275,751 $296,708 $340,773 $367,586 $396,248 $426,874 $459,585 $494,509 $489,950 $528,600 $565,647 $607,234 $651,511 $608,636 1000 098 = oss e2 St 0.842 $489,950 $508,702 $528,038 $547,601 $567,754 $588,233 $489,950 $996,742 $1,526,780 $2,074,471 $2,642,225 $3,230,458 $0403 $0417 $0432 $0448 $0464 90.481 $0403 $0403 «$0404 $0404) $0405 $0,405 $0200 $0.21 $021 2 02 02 $126,573 $135,878 $145,706 $156,277 $167,444 $179,302 $128,573 $131,281 $136,074 $140,053 $145,918 $150,987 $126,573 $257,853 $393,928 $534,881 $680,798 $831,766 o ° ° 0 4538 4,587 ° ° ° Oo 8818 = 8975 o ° ° 0 32,881 33,312 ° ° ° 0 61,419 «= 42,498 $0 90 0 $0 so $0 0 0 so 0 0 $0 0 0 co cd 90 0 2 2 Co 2 2 0 cd 0 0 0 0 0 $0 9 $2,503 $2,578 0 2 0 $0 $7,626 $7,016 so to so 0 $6,375 $6,450 2001 2002 2003 2004 2005 2008 2007 2008 1,551,184 1,737,328 118 147,231 $1.57 $230,558 90.133 $0.15 $228,620 9022 $342,900 $571,551 ‘$802,108 O788 $630,450 $4,470,008 M129 Est. Year 2001 Fusi Cost $/gal . Est 2001 Non-Fusl Cost Swh Sales = Variable Costs @ 40% NFC . Foed Costs at 60% NFC . 2009 2010 2011 1,602,203 1,654,044 1,708,708 1,789,127 1,841,502 1,894,444 408 420 433 11.0 120 121 150,347 183,450 (156,568 $1.63 $1.69 $1.76 $244,854 $250,919 $275,789 90.137 90.141 $0146 $015 90.16 90.17 $245,565 $263,673 $282,950 9023 90.24 90.25 $368,378 © $395,509 $424,425 $613,963 $650,182 $707,376 $858,617 $919,101 $983,165 0750 OTM 0.709 $052,106 $674,373 $096,964 $5,122,234 $5,796,607 $6,493,501 90.536 90.558 $0576 90.407 90.408 90.408 9026 90.27 $0.28 $219,419 $234,446 = $250,378 $166,629 $172,021 $177,407 $1,315,620 $1,487,841 $1,685,338 4783 4815 4064 9.432 os7o 9,725 MSIE Meee 3246 65,638 (6,654 67,655 $50,065 $50,055 $50,055 $25,028 $25,028 $25,028 $75,083 $75,083 ($75,083 4822 4.822 “ez $3,872 $3,872 $3872 $8,695 $8,605 $8,695 $3,380 $3,482 $3,586 $2,817 $2,901 $2,968 ‘$8,203 $8,304 $8,409 $6,689 6,774 $6,861 2008 2010 2011 $1.19 02 90.11 $0.17 2012 1,760,190 1,947,944 “45 122 159,668 $1.63 $292,503 $0.150 $017 ‘$303,490 1026 $455,235 ‘$758,725 $1,051,228 068s $720,034 $7,213,625 90.507 90.409 $0.29 $267,262 $183,060 $1,848,308 4011 9,880 35,588 68,630 ‘$50,055 $25,028 $75,083 4822 $3,872 $8,605 8.604 $3,078 $8516 98,960 2012 1,814,495 2,001,993 457 123 162,764 $1.91 $310,102 90.155 $0.18 $325,367 $027 $488,051 $813,418 $1,123,620 0.662 $743,527 $7,957,151 see 90.410 $0.30 $285,150 $188,707 $2,037,108 4968 10,010 $77,962 $38,981 $116,943 $7,511 $6,031 $13,542 4678 8.698 $12,189 $9,929 40% 3.0% 35% 216 1,982,387 2,167,355 495 126 172,012 $2.14 $368,644 $0.170 $0.20 $399 649 $0.30 $509,773 $999,622 $1,368,265 OSe7 $816,705 $9,516,476 $10,333,181 Fusl Infiaction Factor General inflation Factor Discount Rate 2014 2015 1,800,621 1,925,560 2,056,563 2,111,707 470 482 124 125 165,853 168,937 $1.98 $2.08 $328,628 | $348,127 $0.160 90.165 $0.19 $0.19 $348,662 $373,460 $0.28 12 $522,963 $560,190 $871,656 $933,649 $1,200,284 $1,281,776 0.630 0618 ‘$767,467 $701,858 $8,724,618 0642 0.688 so410 $0411 $031 92 $304,007 $324,158 $194,441 $200,250 $2,231,546 $2,431,805 4,999 5,040 10,149 10,286 B27 SB 70.588 71,493 $77,962 $77,962 $38,061 $36,961 $116,943 $116,943 $7,511 $7,511 96,031 $6,031 $13,542 $13,542 4818 $4,963 M015 WI $12320 © $12,474 $10,046 $10,167 214 2015 $0,600 90412 90.34 $345,305 $208,163 $2,697,969 5,079 10,420 36,605 72,411 $77,962 $38,961 $116,943 $7,511 $6,031 $13,542 $5,111 “200 $12,623 $10,291 2016 2,030,928 2.223.522 508 127 178,080 223 $390,228 $0.175 $0.21 $427,924 $0.31 $641,885 $1,069,809 $1,460,037 Os77 $842,012 Jacket Water Jacket Water + Stack Heat 2018 2019 2,096,339 2,157,572 2,280,195 2,337,370 521 4 128 129 178,140 181,191 $2.32 $241 ‘$412,929 $436,802 90.181 $0.187 90.22 923 $457,764 = $489,535 9033 so $686,676 $734,302 $1,144,460 $1,223,837 $1,557,389 $1,680,630 0.857 os3s $867,763 $894,023 $784,930 $1,308,217 $1,770,118 0.820 $920,737 $11,175,192 $12,042,975 $12,936,909 $13,857,736 90.716 90.413 90.35 $367,869 $212,153 $2,850,121 5.116 10,562 37.071 73,312 $77,962 $38,961 $116,943 $7,511 $6,031 $13,542 $5,265 4.387 $12,776 $10,419 217 90.742 414 $0.36 $301,647 $218,227 $3,068,348 5,150 10,682 7.31 T4188 $77,062 $38,081 $116,043 $7,511 ‘96,031 $13,542 $5,423 4519 $12,004 $10,550 2018 0.770 s0414 237 $416,797 $224,387 $3,202,736 5,163 10,809 37.586 78,083 ‘$77,962 $38,961 $116,943 $7,511 $6,031 $13,542 $5,585 $4,655 $13,007 $10,686 2019 90.798 0415 $0.38 $443,392 $230,633 $3,523,369 5213 10,934 37.776 75,912 $77,962 $38,081 $116,943 7511 $6,031 $13,542 $5,753 4,704 $13,264 $10,825 District Heating System Capital Invest mentt $0 Debt Service @ 5%, 15 Years $0 08M at 10% of Investment + Inflation $0 Total Expenses District Heating $0 tal Expenses Waste Heat+District Heating Jacket Water $0 Jacket Water +E.S. $0 Waste Heat Sales Jacket Water $0 Jacket Water +E.S. $0 Net Income: Jacket Water $0 Jacket Water +E.S. $0 6. Total Generation Expenses Minus Net Income from Waste Heat Sales: Jacket Water $489,950 Jacket Water +E.S. $489,950 PW Total Expenses Jacket Water $489,950 Jacket Water +€.S. $489,950 ‘Accumuated PW Total Expenses Jacket Water $489,950 Jacket Water +€.S. $489,950 Accumuiated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +E.S. ce © Power Costs & PCE Payments with Waste Heat Offest 6.0. Power Costs ‘Avg. Costhkwh Jacket Water 90.403 Jacket Water +E.S. $0.403 PW Avg. Costikwh Jacket Water $0.403 Jacket Water +E.S. $0.403 6b. PCE Payments PCE Payment $/kwh Jacket Water $0.200 Jacket Water +E.S. $0.200 PCE Payments Jacket Water $126,573 Jacket Water +E.S. $126,573 PWPCE Payments Jacket Water $126,573 Jacket Water +E.S, $126,573 Acoumuated PW PCE Payments Jacket Water $126,573 Jacket Water +£.S. $126,573 Acoumated P.W of PCE Savings Jacket Water $0 Jacket Water +E.S. $0 7. Potential Rate Reductionykwh From Sales of Waste Heat Jacket Water so Jacket Water +ES. so $8 88 8888 8s ‘$526,600 $526,600 $508,792 $508,792 88 8888 88 0 so $565,647 $565,647 $528,038 $528,038 8888 $s 88 88 $607,234 $607,234 $547,691 $547,691 $996,742 $1,526,780 $2,074,471 $996,742 $1,526,780 $2,074,471 0 so $0417 $0417 $0.403 $0.403 $0207 $0207 $135,876 $135,876 $131,281 $131,261 $257,853 $257,853 $0 $0 8s $0 co $0.432 90.432 ‘$0.404 $0.404 90.214 90.214 $145,766 $145,768 $136,074 $136,074 $393,928 $363,928 Po $0 90.448 90.448 90.404 90.404 90.222 90.222 $156,277 $156,277 $140,953 $140,953 $534,681 $534,681 so 0 so so $30,000 ‘$2,890 $3,000 $5,890 $13.716 $20,001 $45 74 $85 503 $37,949 $79,128 $613,562 $572,363 $534,684 $498,790 ‘$30,000 $2,890 $3,090 ‘$5,980 $13,696 $20,346 $48 229 $90 483 $40,313 $84,033 $658,323 $614,603 $554,290 $517,479 $2,609,155 $3,163,445 $2,573,268 $3,090,749 $33,070 $68,956 $0.437 90.408 90.381 90.356 90.233 90.205 $169,990 $149,648 $148,137 $130,409 $683,018 $665,200 $2,219 $15,508 $0.027 $0056 $87,013 $139,709 90.454 90.423 $0.382 90.356 90.242 90.213 $162,312 $160,715 $153,502 $135,317 $836,520 $800,608 $4,754 $31,158 $0.028 $0.058 $30,000 $2,890 $3,183 $6,073 $14,062 $20,609 $50,785 $95,703 $42,776 $89,175 ‘$708,000 $659,602 $574,332 $536,586 $3,737,777 $3,627,335 $101,811 $212,253 90.470 90.439 90.383 90.357 90.250 90.221 $195,427 $172,508 $158,960 $140,334 ‘$985,500 $940,041 -$7,632 $46,927 $30,000 ‘$2,890 $3,278 $6,168 $14.273 $20,880 $53,445 $101,171 $45,341 $94,564 $756,767 $707,545 $594,812 $556,124 $4,332,589 $4,163,459 $137,449 $286,579 $0.488 90.456 90.363 $0.359 $0.260 $0229 $209,380 $185,064 $164,571 $145,450 $1,160,071 $1,088,400 $10,879 $62,791 $0.029 $0,061 ‘$30,000 ‘$2,890 $3,377 $6,267 $14,470 $21,159 $56,213 ‘$106,698 $48,011 $100,200 $810,607 $758,600 $615,738 $576,006 $4,948,326 $4,759,555 $173,900 $382,670 '$0.508 $0.473 90.384 $0.360 90.238 $224,220 $198,434 ‘$170,275 $150,663 $1,330,346 $1,237,003 $14,525 $78,727 90.030 $0.083 $30,000 $2,890 $3,478 $6,368 $14,672 $21,446 $59,092 $112,895 ‘$50,788 $108,122 $868,313 $812,979 $637,108 $596,508 $5,585,434 $5,356,063 $211,173 $440,544 90.525 90.492 $0,385 $0.361 90.270 90.247 $239,907 $212,662 $176,093, $156,037 $1,508,430 $1,393,130 $18,508 $04,711 $0.031 0.084 $30,000 $2,890 $3,582 6,472 $14,681 $21,742 $62,085 $119,173 $53,676 $112,312 $920,488 $870,852 $658,932 $617,363 $8,244,365 $5,973,426 $249,225 $520,164 90.545 90.510 $0.386 90.362 $0289 90.257 $256,765 $227,706 $182,025 $161,491 $1,688,464 91,554,620 $23,128 $110,718 $0.031 $0,066 ‘$30,000 $2,890 $3,690 $6,580 $15,096 $22,046 $65,195 $125,743 $56,679 $118,793 $994,549 $932,435 $681,212 $638,667 $6,925,577 $6,612,004 $268,047 $601,531 $0.565 $0.530 $0.387 $0.363 $0.300 $0.268 $274,579 $243,895 $188,072 $167,055 $1,876,536 $1,721,675 $28,138 $126,723 $0.02 ‘$0,067 ‘$30,000 $2,890 $3,800 $6,601 $18,879 ‘$28,609 968,426 $132,617 $56,237 $122,688 $1,067,283 $1,000,832 $706,310 $862,334 ‘$7,631,887 $7,274,428 $325,264 $682,723 90.588 90.552 90.389 90.365 90.313 $0.278 $295,260 $262,433 $195,308 $173,674 $2,071,634 $1,805,349 $34,828 $141,766 90.031 $0.068 ‘$30,000 $2,890 $3,914 $6,805 $19,134 $29,180 $71,781 $139,807 $59,452 $129,761 $1,140,632 $1,070,523 $729,453 $684,497 $8,361,340 $7,958,925 $363,278 $765,693 $0.610 $0.573 $0.390 $0.368 $0324 0.269 $315,362 ‘$280,629 $201,644 $179,436 $2,273,576 $2,074,785 $42,082 $158,761 $0,032 30.089 $30,000 $2,890 $4,032 $6,922 $19,306 $20,562 $75,263 $147,328 $62,780 $137,150 $1,218,966 $1,144,617 $753,068 $707,124 $9,114,408 $8,688,049 ‘$402,068 $850,427 $0633 $0.504 90.301 $0.367 $0336 ‘$0300 $336,600 $299,960 $208,008 $185,310 $2,481,584 $2,260,005 $49,779 $171,711 $0.033 $0.071 $30,000 $2,890 $4,153 $7,043 $19,666 $29,956 ‘$78,877 $155,186. $86,254 $144,895 $1,302,011 $1,223,370 $777,158 $730,218 ‘$30,000 $2,890 $4,277 $7,168 $19,043 $30,362 $82,625 ‘$163,402 $69,849 $152,963 $1,300,188 $1,307,053 $801,730 $753,765 ‘$30,000 ‘$2,890 $4,408 $7,298 $20,230 $30,780 ‘$86,510 $171,967 $73,877 $161,437 $1,483,612 $1,395,952 $826,766 $777,830 $30,000 $2,690 4538 $7,428 $20,525 $31,210 $90,538 $180,956 $77,441 $170,270 $1,583,198 $1,490,360 $852,332 $802,357 ‘$30,000 $2,890 E74 ‘$7,564 $20,828 $31,654 $94,710 $190,323 $81,446 $179,498 $1,688,672 $1,590,620 ‘$878,373 $827,370 $9,891,566 $10,663,295 $11,520,081 $12,372,413 $13,250,786 ‘$9,396,287 $10,150,052 $10,927,882 $11,730,230 $12,557,609 $441,615 $936,014 90657 90.617 $0.392 $0.368 $0.349 $0311 $359,330 $320,490 $214,486 $191,208 $2,696,070 $2,451,392 $58,102 $186,576 $0.033 90.073 $481,897 $1,025,140 $0681 90.641 $0.303 $0.370 90.361 $0.323 $383,355 $342,287 $221,083 $197,300 $2,017,153 $2,648,701 $67,082 $201,330 90.034 $0.075 $522,894 $1,115,083 $0,707 90.665, 90.394 $0371 90375 90.335 $408,824 $365,421 $227,798 $203,614 $3,144,962 $2,852,405 $76,603 $215,943 $0,035 $0077 $564,586 $1,208,760 $0.734 90.601 90.205 $0.372 $0.388 S048 $435,626 $380,068 $234,632 $209,944 $3,370,583 $3,082,340 $86,848 $230,388 90.036 $0.070 $606,950 $1,300,127 90.761 $0.717 90.396 $0.373 $0.403, 90.361 $464,445 $416,007 $241,584 $216,389 $3,621,167 $3,278,738 $97,796 $244,631 90.037 $0.061 QUINHAGAK Diesel Generation Yeer 1. Load Requirements kWh Sales kWh Generated kW Demand 2 Expenses kWh iGal Gal Fust Fusl Cost $/Gal Funi Cost Funl Cost$/kwh Variable Non-Fusl Costs $Awh Variable Non-Fusl Costs Ford Non-Fusl Costs kwh Foed Non-Fusi Costs Total Non FueiCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Factor PW Total Expenses Acoumuated PW Total Expenses 3. Power Costs & PCE Payments 2a. Power Costs ‘Avg. Coston PW Avg. Costhowh 3b. PCE Payments PCE Payment $/kwh PCE Payment PWPCE Payments Accumdated PW PCE Paymerts 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) “otal Capital Invest. Jacket Water + E.: Debt Service Jacket Water, 5% @15 yrs ES, 5% @8yre Total Debt Service Jacket Water + E.¢ O&M ket Water @ 6% of Investment + inf: ES. @ 10% of Investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E S. Year ‘Sys Losses 1999 = ‘Sys. Losses 2020= Load Factor Avg. Eligible PCE kwh Sold as % of Total = 2001 1,189,266 1,359,727 310 11.5 118,237 $1.25 $147,798 $0.109 $0.112 $133,198 $0.168 $199,797 $332,994 $480,791 1.000 $480,791 $480,791 $0,404 $0.404 $0.200 $159,362 $159,362 $159,362 eo eo Bee 88 seg S88 2002 1,229,450 1,401,573 320 11.6 121,045 $1.30 $157,358 90.112 $0.12 $143,208 9017 $214,810 $358,016 $515,374 0966 $497,946 15.00% 8.00% os 67% 2003 1,270,299 1,443,907 30 11.7 123,857 $1.35 $167,454 90.116 $0.12 $153,683 $0.18 $230,625 $384,708 $952,162 0.934 $515,449 KWhvgel year 2001 = kWhigal year 2020 = Ava. PCE per kwh sold = 2004 ©6205 2008 1,311,811 1,486,719 338 117 126,671 $1.41 $178,110 90.120 $0.13 $165,268 $0.19 $247,902 $413,171 $591,280 0.902 $533,301 $978,737 $1,494,186 $2,027,487 90419 $0405 $0.21 $170,512 $164,746 $324,108 oo Bes 88 ses SES 90.435 90.406 $021 $182,344 $170,220 $494,328 Bee 88 ses 88s 90451 90.407 $0.22 $194,803 $175,783 $670,111 Bee se wee 888 1,353,988 1,530,008 “se 118 129,486 31.46 $189,354 90.124 90.13 $177,405 $0.20 $266,108 $443,513 $632,867 0.871 $551,507 1,396,828 1,573,760 359 11.9 132,307 $1.52 $201,215 $0.128 $0.14 $190,330 $0.20 $285,508 $475,847 $677,082 0.842 $570,068 115 3 $0.20 2007 1,440,333 1,617,974 ee 120 136,128 $1.58 $213,724 0.132 $0.14 $204,118 $021 $306,177 $510,285 $724,019 084 $588,990 $2,578,993 $3,149,062 $3,738,062 $0.467 ‘$0.407 $0.23 $208,200 $181,434 $0.24 $222,305 $187,175 $0503 90.409 9025 $237,252 $163,005, $851,545 $1,038,720 $1,231,725 41% 8157 29.971 86,775 $47,429 $23,714 $71,143 $4,569 $8,238 $2,846 $2,371 37.415 $6,041 4.104 8.302 30,300 87,778 $47,429 $23,714 $71,143 $2,931 $2,443 ‘$7,500 $6,112 4250 aa 30,800 88,772 $47,429 $23,714 $71,143 $4,569 $3,600 98.238 $3,019 92.516 $7,588 98,185 205 8206 lk 2008 1,484,501 1,662,641 380 124 137,948 $1.64 $226,913 $0.138 $0.15 $218,792 $02 $328,188 $546,981 $773,894 0.786 $608,274 $4,346,325 $0521 $0.410 90.25 $253,066 $198,923 $1,430,648 4508 8,589 34,200 59,756 $47,429 $23,714 $71,143 4.569 $3,669 $3,110 $7.679 2008 Est. Year 2001 Fusl Cost Sigal ® Est 2001 Non-Fusi Cost Siwh Sales = Variable Costs €) 40% NFC Foed Costs at 60% NFC 2009 2010 1,529,334 1,574,830 1,707,756 1,753,311 390 400 124 122 140,769 143,500 $1.71 $1.78 $240,816 $255,467 90.141 90.146 $0.15 $0.16 $234,416 = $251,045 9023 $0.24 $351,624 = $378,568 $586,040 $627,613 $626,856 = $883,080 0750 0.734 $627,024 $647,943 $4,974,249 $5,622,192 $0541 90.561 $0411 0411 928 $0.27 $280,855 $287,608 $204,631 $211,027 $1,635,579 $1,846,608 4350 4412 8,730 8.870 31,501 31,971 60,730 61604 ‘$47,429 47.429 $23,714 $23,714 $71,143 $71,143 4569 $3,600 $8,238 $3,203 $2,669 $7,772 $6,338 2009 2011 1,620,901 1,799,300 4 123 146,410 $1.85 $270,903 $0.15 90.17 $268,740 90.25 $403,110 $671,850 $942,752 0.709 $068 335, $6,290,527 $0.582 $0412 90.28 ‘$308,400 $217,213 $2,083,619 4463 9,009 32.341 62,648 M7420 $23,714 $71,143 $4,569 $3,660 $8,238 $3,308 $2,832 $7,967 $8,501 2011 $1.25 9011 $0.17 2012 1,667,815 1,845,715 421 124 149,228 $1 ‘$287,162 90.156 $0.17 $287,563 $0.26 $431,344 $718,007 $1,008,060 0.685 $689,103 $6,979,629 $0.603 $0.413 $0.29 $326,285 $223,487 $2,287,308 4513 9,146 32,700 63,501 $47,429 $23,714 $71,143 $4,560 $3,600 $8,238 $3,500 $2,017 $8,060 $6,586 2012 1,715,304 1,892,552 432 124 182,044 ‘$2.00 $304,285 0.161 $0.18 $307,581 90277 $461,371 ‘$768,952 $1,073,237 0.662 $710,250 ‘$7,689,880 $0628 $0414 $0.30 $347,320 $229,851 $2,517,157 4561 9,282 3.050 64,523 $72,643 $36,321 $108,964 $6,999 $5,620 $12618 wx $3,632 $11,357 $9,252 2013 1,763,456 1,939,802 “3 125 154,858 208 $322,313 90.166 90.19 $328,864 90.28 $493,206 $622,159 $1,144,472 0639 ‘$731,780 $8,421,660 0649 90415 $0.31 $360,568 $236,303 $2,753,460 4608 9416 B30 (65,444 $72,643 $36,321 $108,964 $6,999 ‘$5,620 $12,618 $4,480 $3,741 $11,488 $9,361 2014 1,812,273 1,987,459 454 126 157,669 $2.16 $341,200 $0.172 $0.19 $351,486 90.29 $527,229 $878,716 $1,220,005 ose $753,697 $9,175,357 $0673 $0416 90.22 $393,091 $242,845 ‘$2,998,304 4653 0549 B77 06,355 $72,643 ‘$36,321 $108,964 $6,999 $5,620 $12,618 $4624 $3,853 $11,623 $9,473 2015 40% 30% 35% 2016 1,861,753 2,035,517 5 127 160,476 $225 $361,261 90.177 $020 $375,528 $0.30 $563,289 $938,815 ‘$1,300,077 0.507 $776,003 2017 1,911,898 2,083,969 476 128 163,280 $234 $382,276 90.183 $0.21 $401,066 $0.31 $801,599 $1,002,666 $1,384,941 os77 $798,704 Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 1,062,708 2.014.179 2,132,807 2,182,027 “a7 498 128 129 166,079 168,874 2a $253 $404,382 $427,634 90.190 90.196 $0.22 23 $428,193 $457,000 $0.33 244 $642,290 $685,500 $1,070,484 $1,142,500 $1,474,868 $1,570,134 0.557 0. $821,801 $845,299 $9,951,380 $10,750,084 $11,571,865 $0698 $0417 som $417,957 $249,475 $3,245,779 4007 9,680 34.005 67,254 $72,643 $96,321 $108,064 96.990 $5,620 $12,618 $4,763 $3,900 $11,761 $9,580 $0724 90418 9035 $444,237 $256,194 $3,501,973 4739 9,809 2 68,141 372.643 $36,321 $108,964 $6,999 $5,620 $12,618 $4,908 $4,088, $11,904 $9,708 2017 90.751 90419 30.36 $472,004 $263,003 $3,764,976 4,780 9.937 M638 09,017 $72,643 $36,321 $108,964 $6,990 $5,620 $12,618 $5,053 4211 $12,051 $9,630 2018 $100 $150 2020 2,086,315 2,231,620 510 13.0 171,663 $263 ‘$452,085 $0.203 $0.24 $487,582 $0.35 $731,374 $1,218,986 $1,671,041 0.520 $889,202 $12,417,164 $13,286,366 $0.780 $0.420 $0.37 $501,338 $289,900 $4,034,876 4819 10,083 Mee 60,681 $72,643 $96,321 $108,964 $8,999 ‘$5,620 $12,618 $5,204 A337 $12,203 $9,957 2019 $0809 $0421 9038 $532,314 $276,886 $4,311,762 4857 10,188 35,198 70,733 $72,643 $36.221 $108,964 6.999 ‘$5,620 $12,618 $5,360 4.467 $12,350 $10,087 2020 District Heating System Capital investment $0 Debt Service @ 5%, 15 Years $0 O&M at 10% of Investment + inflation $0 Total Expenses District Heating 30 tal Expenses Waste Heat+Distict Heating Jacket Water $0 Jacket Water +€.S. $0 Waste Heat Sales Jacket Water 0 Jacket Water +€:S. $0 Net Income Jacket Water 30 Jacket Water +£.S. 0 6. Total Generation Expenses Minus Net income from Waste Heat Sales Jacket Water $480,701 Jacket Water +€:5, $480,791 PW Total Expenses Jacket Water $480,791 Jacket Water +€.S. $480,791 Accumulated PW Total Expenses Jacket Water $480,791 Jacket Water +€.S, $480,791 ‘Accumuiated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +€:5. $0 ©. Power Costs & PCE Payments with Waste Heat Offest 6.0 Power Costs ‘Avg. Cost/kwh Jacket Water $0.404 Jacket Water +€.S. $0.404 PW Avg. Costhwh Jacket Water $0.404 Jacket Water +E.S. 30.404 6b. PCE Paymerts PCE Payment $/kwh Jacket Water $0.200 Jacket Water +£.S. $0.200 PCE Payments Jacket Water $159,362 Jacket Water +£.S. $159,362 PWPCE Payments Jacket Water $159,962 Jacket Water +E.S. $159,362 ‘Accumated PW PCE Payments Jacket Water $159,362 Jacket Water +E.S. $159,362 Accumulated P.W of PCE Savings Jacket Water 0 Jacket Water +E.5. 0 7. Potential Rate Reduotiorkwh From Sales of Waste Heat Jacket Water 0 Jacket Water +£S, 0 $s #8888 ss $0 $0 $515,374 $515,374 $497,946 $497,946 88 888s $0 so $552,162 $552,162 $515,440 $515,440 88 888s Bs so 0 $591,280 $591,280 $533,301 $533,301 $978,737 $1,494,186 $2,027,487 $978,737 $1,494,186 $2,027,487 $0 $0 $0419 $0.419 $0.405 90.405 $0.207 $0.207 $170,512 $170,512 $164,746 $164,746 $324,108 $324,108 co 2 8s so so 90.435, 90.435, $0.408 $0.408 90.214 80.214 $162,344 $182,344 ‘$170,220 $170,220 $494,328 $494,328 co 0 co $0 90.451 90.451 90.407 90.407 90.222 90.222 $194,893 $194,693 $175,783 $175,763 $670,111 $670,111 $0 $0 $30,000 $30,000 $30,000 $2,890 ‘$2,890 $2,890 ‘$3,000 $3,090 $3,183 ‘$5,890 $5,980 $6,073 $13,305 = $13,481 $13,661 $19,346 $19,592 $19,846 $43,827 $46,218 $48,715 $83,023 $87,870 $92,956 $36,412 $38,718 = $41,127 $76,963 $81,758 9 $86,771 $506,455 $638,345 $682,602 $555,884 $595,304 $637,248 $519,776 $537,469 $555,533 $484,421 $501,230 $518,401 $2,547,262 $3,084,731 $3,640,264 $2,511,907 $3,013,138 $3,531,530 $31,731 $64,330 $07,787 $67,086 $135,924 $206,513 90.441 90.457 90.474 $0411 90.426 90.442 $0.384 90.385 90.388 $0.358 90.350 $0.360 90264 90.243 $0.252 $0.208 $0214 90.222 $212,668 $227,338 $242,918 $188,844 $199,943 $213,666 $185,328 $191,412 $197,614 $162,824 $168,346 $173,960 $855,438 $1,046,851 $1,244,465 $832,935 $1,001,281 $1,175,261 $12,740 $37,439 $56,464 $3,803 -$8,131 $18,610 $0.027 $0.057 $0.028 $0.020 0.059 $0.060 ‘$30,000 $2,890 $3,278 $6,168 $13,847 $20,108 $51,322 $98,293 $43,643 $92,033 $730,251 $681,861 $573,971 $535,937 $4,214,235 $4,087,476 $132,090 $278,849 90.492 90.459 90.387 $0,361 90.261 90.230 $259,461 $228,661 $203,934 $179,725 $1,448,300 $1,354,967 $17,751 ‘$75,681 ‘$0.029 $0.062 $30,000 $2,890 $3,377 $14,039 $20,377 $54,042 $103,601 ‘$46,270 $780,586 $729,303 $502,786 $553,641 $4,807,021 $4,621,317 $167,228 $352,902 $0510 90.477 90.388 $0.362 $0.270 $0.238 ‘$277,020 $244,378 $210,372 $185,583 $1,658,771 $1,540,570 $23,192 ‘$98,000 $0.030 90.084 ‘$30,000 $2,890 $3,478 96,368 $14,236 $20,655 ‘$56,680 $109,762 $49,012 $103,344 $834,068 $779,736 $611,061 $572,116 $5,419,002 $5,193,433. $203,189 $428,759 $0.530 90.495 90.389 90.363 $0.280 $0.247 $295,651 $261,069 $216,928 $191,554 $1,875,609 $1,732,124 -$29,003 $114,482 90.031 $0,086 ‘$30,000 $2,800 $3,582 $6,472 $14,440 $20,940 $50,840 $115,017 $51,873 $109,416 $890,880 $633,336 $631,561 $590,768 $8,050,564 95,784,201 $230,963 $508,326 90.550 90.514 $0.300 $0.364 $0.200 $0.257 $315,415 $278,780 $223,604 $107,638 $2,090,302 $1,929,762 $36,484 $134,056 ‘$30,000 ‘$2,890 ‘$3,690 ‘$6,580 $14,649 $21,235 $62,926 $122,369 $54,657 $115,763 $951,212 $290,206 $851,529 $609,798 $8,702,092 $8,393,999 $277,537 $585,631 $0.570 $0.534 90.301 90.366 $0.301 90.266 $396,374 $207,595 $230,308 $203,836 $2,329,701 $2,133,599 $42,395 ‘$153,707 90.033 ‘$0,069 ‘$30,000 $2,800 $3,800 $6,691 $18,048 ‘$27,300 $66,142 $129,129 $54,785 $119,877 $1,018,452 $953,350 $673,004 $630,917 $7,376,087 $7,024,916 $313,703 $664,064 90.303 90.368 90.314 90.278 $360,622 $310,101 $238,654 $211,235 $2,568,354 $2,344,834 -$51,198 $172,322 $0.032 $0.070 ‘$30,000 $2,890 $3,914 96,805 $18,202 $27,653 $69,493, $136,212 ‘$58,006 $126,851 $1,086,467 $1,017,621 $694,601 $850,671 $8,070,778 ‘$7,675,587 $350,682 $746,073 90616 90.577 90.304 90.369 90.25 $0.288 $384,189 $340,369 $245,652 $217,633 $2,814,008 $2,562,467 $60,547 $190,992 $0.033 $0.072 $30,000 $2,890 $4,032 96,922 $18,545 $28,018 $72,964 $143,631 961,361 $134,158 $1,158,644 ‘$1,085,647 $715,780 ‘$670,817 ‘$8,766,567 $8,346,404 $388,790 $828,963 $0630 0.590 90.305 $0.370 90.337 $0.209 ‘$409,162 $362,827 $282,773 $224,148 $3,086,770 $2,786,615 -$70,475 $209,689 90.034 90.074 $30,000 $2,890 $4,153 $7,043 $18,804 $28,393 $76,619 $151,400 964,857 $141,811 $1,235,219 $1,158,265 $737,291 $691,358 ‘$30,000 $2,890 4.277 $7,168 $19,072 $28,779 $80,403 $159,534 $68,408 $140,626 $1,316,443 $1,235,115 ‘$759,200 $712,208 ‘$30,000 $2,890 $4,408 $7,296 $19,347 $29,178 $84,340 $168,047 ‘$72,289 $158,217 $1,402,577 $1,316,649 $781,521 $733,642 ‘$30,000 $2,890 4,538 $7,428 $19,631 $29,588 $88,437 $176,957 $167,000 $1,493,900 $1,403,134 $804,258 $755,363 $30,000 $2,890 4.674 $7,564 $19,923 $30,010 ‘$92,697 $186,279 $80,338 $176,192 $1,590,703 $1,494,849 $827,413 $777,554 $9,523,858 $10,283,058 $11,064,580 $11,868,638 $12,696,251 $9,037,761 $9,750,080 $10,483,702 $11,230,095 $12,016,649 $427,503 $913,599 90.663 $0622 90.306 90.371 90.349 90.310 $435,617 $386,636 $260,016 $230,779 $3,326,795 $3,017,304 -$81,016 $228,385 $0.035 $0.076 ‘$467,008 $1,000,004 $0.689 90.646 $0.307 $0.373 $0.362 $0.322 $463,635 $411,870 $267,381 $237,528 $3,504,176 $3,254,922 $247,061 ‘$507,286 $1,088,163 90.715 soe71 90.396 90.374 90.375 $0.334 $493,301 $438,608 ‘$274,869 $244,304 $3,869,045 $3,499,316 $104,069 $285,660 $0.037 $0.081 $548,327 ‘$1,178,070 90.742 90.697 90.300 $0.37 $0.389 90.346 $524,706 $466,933 $282,481 $251,370 $4,151,528 $3,750,605 $116,650 $284,181 $0.038 $0.083 $590,115 $1,269,717 90.770 90.723 ‘$0.400 90.376 $0.403 90.350 $557,043 $496,632 $290,217 $4,441,743 $4,009,177 $129,981 $302,565 $0,039 ‘90.085 RUSSIAN MISSION Diesel Generation Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (ES) (Diesel Fus! Gal Equvalert) Jacket Water Recovery Jacket Water + E.S. Capital Investment Jacket Water Recovery Es. “otal Capital invest. Jacket Water +E: Debt Service Jacket Water, 5% @15 yrs ES, 5% @68yr Total Debt Service Jacket Water + E.¢ 08M ‘ket Water @ 6% of Investment + inf: ES. @ 10% of Investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E.S. Year Sys Losses 1999 = Sys. Losses 2020 = Load Factor = Avg. Eligible PCE kwh Sold as % of Total = 2001 2002 645,122 670,508 737,589 764,377 168 175 Wd 12 66.450 68,248 $119 $1.24 $79,075 $84,464 $0107 $0111 $0112 $0.12 $72,254 $78,101 $0168 $0.17 $108,380 $117,151 $180,634 $195,251 $259,709 $279,715 1.000 0.986 $259,709 $270,256 $259,709 $529,965 $0403 $0417 $0403 $0.403 $0200 $0.21 $63,222 $68,009 $63,222 $85,710 $63,222 $128,992 ° ° ° ° ° ° ° ° 0 2 0 0 so #0 0 0 0 0 0 0 so 0 so %0 $0 $0 $0 so 2001 2002 15.00% 8.00% KWhigal year 2001 = 0s kWhigal year 2020 = 49% ‘Ava. PCE per kwh sold + 20032004 2005 2008 696,375 722,730 749,570 776,808 701,548 819,004 847,014 875,303 181 187 193 200 11.3 11.4 15 116 70.048 71,850 73,853 75,457 $1200 «$134 $130 $1.45 $90,159 $96,178 $102,535 $109,248 $0114 $0117 $0121 $0125 $012 $013 $013 S014 $84,358 $91,053 $98,212 $105,664 soe $019 = 8020 $020 $126,537 $136,579 $147,318 $158,708 $210.896 $227,632 $245,529 $301,055 $323,810 $348,085 0ss4 = 0902871 $281,038 $292,056 $303,318 $314,820 $811,003 $1,103,082 $1,406,380 $1,721,200 90432 90.448 $0464 90.481 $0.404 $0.404 $0.405 $0405, $021 $0.22 923 90.24 $73,105 $78,528 $84,295 $90,425 $68,245 $70,828 «$73,458 $76.136 $197,176 $268,004 $341,462 $417,508 ° ° 2,424 2,460 ° o 47 4,803 ° ° 17,568 17,628 ° ° 32,813 33,448 0 $0 = $27,045 $27,045 co $0 $13,523 $13,523 cu $0 $40,568 = $40,568 rd $0 «$2,608 $2,608 0 so $2,002 $2,082 so 0 $4,698 Mee $0 2 $1,623 $1,671 so 0 $1,352 $1,393 90 so 4.228 4.277 so $0 $3,445 $3,485 2003 2004 2005 2008 WA 13 $0.20 2007 604,707 903,054 208 117 77,281 $1.51 $116,334 90.129 $0.14 $114,040 $021 $171,050 0814 $328,568 $2,047,767 $0.25 $96,941 $78,861 $496,450 2,495 4,804 18,082 4075 $27,045 $13,523 $40,568 $2,606 ‘$2,002 4.698 $1,722 $1,435 4,327 207 2008 833,003 932,963 213 11.8 79,085 $1.57 $123,812 90.133 90.15 $122,772 $0517 $0.25 $103,662 $81,634 $578,083 2,529 4,984 18,328 34,604 $27,045 $13,523 $40,568 $2,608 $2,002 $4,698 $1,773 $1,478 $4,379 $3,570 2008 Est. Year 2001 Fusl Cost $/gal - Est 2001 Nor-Fusl Cost S/xwh Sales = Variable Costs @ 40% NFC . Fowed Costs at 60% NFC . 2009 2010 2011 861,784 801,051 920,803 962,325 992,037 1,022,001 220 2s 233 1.9 120 124 90868 = 82670 84,470 $1.63 $1.69 $1.78 $131,701 $140,021 $148,704 $0137 $0.141 $0.148 $0.15 $0.16 $0.17 $132,004 $142,043 $182,657 $0.23 90.24 $0.25 $198,141 $213,085 $228,088 $390,235 $355,108 $381,644 $461,908 $495,129 $530,437 0.750 0.734 0.709 $950,709 $363,202 $378,037 $2,737,125 $3,100,416 $3,476,454 90.536 90.556 $0.576 ‘$0.407 $0.408 $0.408 $0.26 $0.27 028 $111,211 $119,012 $127,291 $84,455 ‘$87,323 ‘$90,239 $662,548 $749,871 $840,110 2,562 2,504 2.624 5,073 5,161 5,247 18,565 18,795 19,016 36,305 36,907 36,501 $27,045 $27,045 $27,045 $13.5 $13,523 $13,523 $40,568 $40,568 $40,568 $2,608 $2,608 $2,608 $2,082 $2,002 $2,002 4.608 $4,608 $4,698 $1,628 $1,681 $1,038 $1,522 $1,588 $1,615 Wa $4,487 4543 $3614 $3,660 $3,707 2008 2010 2011 $1.19 $028 $011 $0.17 2012 951,041 1,052,485 240 122 86,260 $1.63 $158,041 90.150 90.17 $163,977 $0.28 $245,966 $409,943 $567,965 0.685 $389,039 ‘$3,685,492 $0507 $0.409 $0.29 $136,072 ‘$93,202 $933,312 19.228 ‘37,086 $27,045 $13,523 $40,568 $2,002 $4,608 $1,996 $1,663 4601 $3,755 2012 2013 981,763 1,083,212 247 123 88,066 $1.91 $167,786 90.155 30.18 $176,045 $0.27 $264,068 $440,114 $607,899 0.662 $402,298 $4,267,790 $0619 $0.410 $0.30 $145,384 $96,213 $1,029,524 2,682 5,416 19,432 37,862 $42,553 $21,276 $63,829 $4,100 $7,392 $2,553 $2,128 $6.53 $5,420 2013 Fusl Inflaction Factor General inflation Factor Discount Rate 2014 2015 1,012,972 1,044,665 1,114,289 1,145,649 254 262 124 125 89,860 91,652 $1.08 $2.08 $178,053 $188,867 $0.160 90.165. $0.19 $0.19 $168,907 $202,610 $0.28 $0.20 $283,361 $303,016 ‘$472,268 = $506,526 $850,321 $895,303 0.630 0.618 $415,818 == $429,601 $4,683,608 $5,113,209 90.642 $0686 90.410 0411 $0.31 90.32 $155,256 = $165,717 $99,271 $102,377 $1,128,796 $1,231,173 2,708 2.734 5,499 5,580 19,628 10,815 38,229 36,787 42,553 $42,553 $21,276 $21,278 963,629 963,828 ‘$4,100 $4,100 $3,202 $3,292 $7,382 $7,202 $2,630 $2,700 $2,191 $2,257 96,729 $6,608 $5,483, $5,549 2014 2015 40% 3.0% 35% 2016 1,076,844 1,177,349 260 126 93,440 $2.14 $200,254 $0.170 $0.20 ‘$217,208 $0.30 $325,808 $543,014 $743,268 0.507 $443,650 $5,556,850 $0,600 90412 1034 $176,601 $105,531 $1,336,704 2.758 ‘5,660 19,083 0335 $42,553 $21,276 $63,829 $4,100 $3,202 $7,302 $2,780 $2,325 $6,890 $5,617 2016 1,109,508 1,209,364 276 127 (95,225 $2.23 $212,243 90.175 9021 $232,746 $0.31 $349,119 $581,865 $794,108 0s77 $457,967 $6,014,825 90.716 $0.413 $0.35 $188,539 $108,732 $1,445,435, 2,782 5,730 20,163 30,874 $42,553 $21,276 $63,629 4,100 $3,202 ‘$7,382 $2,874 $2,305 $6,973 $5,687 2017 Waste Heat - Investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 1,142,657 1,176,292 1,241,687 1,274,316 283 21 128 129 97,007 98,784 $232 $2.41 $224,862 $238,141 $0181 = $0.187 soz 90.23 $249,288 $266,691 $0.33 $0.4 $373,931 $400,336 $623,219 $067,228 $848,081 $905,368 0.587 0.538 $472,554 $487,415 $8,487,379 $6,974,794 $0742 $0.70 $0414 $0414 $0368 $037 $200,968 $214,125 $111,980 $115,277 $1,587,416 $1,672,692 2,805 2828 5817 5,893 2032320475 40,404 40,924 $42,563 $42,553 $21,278 $21,276 $63,829 $63,629 $4,100 $4,100 $3202 «= $3,202 $7.02 ($7,302 $2,960 $3,049 $2,467 $2,541 $7,080 $7,148 $5,758 ($5,832 2018 2019 ‘$100 $150 2020 1,210,412 1,307,245 298 13.0 100,557 $2.51 $262,112 90.193 $0.24 $285,617 90.35 $428,426 $714,044 $966,156 0.520 $502,551 ‘$7,477,345 90.796 90.415 90.38 $228,046 $118,620 $1,791,313 2845 5,968 20,619 41,434 $42,553 $21,276 963,629 $4,100 $3,292 37.392 $3,140 2.617 $7,240 $5,909 District Heating System Capital Investment $0 Debt Service @ 5%, 15 Years so O&M at 10% of Investment + Inflation 0 Total Expenses District Heating so tal Expenses Waste Heat+ District Heating Jacket Water 0 Jacket Water +S. so Waste Heat Sales Jacket Water 0 Jacket Water +E.S. so Net Income Jacket Water $0 Jacket Water +E,S. #0 6. Total Generation Expenses Minus Net income from Waste Heat Sales Jacket Water $259,709 Jacket Water +E S. $259,709 PW Total Expenses Jacket Water $259,709 Jacket Water +E.S. $259,709 Accumuated PW Total Expenses Jacket Water $259,700 Jacket Water +E.S. $259,709 ‘Acoumuiated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +E.S. so ©. Power Costs & PCE Payments with Waste Heat Offset 6.0 Power Costs ‘Avg. Cost/nwh Jacket Water $0.403 Jacket Water +€.S. $0.403 PW Avg. Costkwh Jacket Water $0.403 Jacket Water +E.S. $0.403 6.b. PCE Payments PCE Payment $/kwh Jacket Water $0.200 Jacket Water +E.S. $0.200 PCE Payments Jacket Water $63,222 Jacket Water +E S. $63,222 PWPCE Payments Jacket Water 963.222 Jacket Water +E.S. $63,222 ‘Accumdated PW PCE Payments Jacket Water $63,222 Jacket Water +E.S, $63,222 Accumulated P.W of PCE Savings Jacket Water $0 Jacket Water +E.. $0 7. Potential Rate Reductionkwh From Sates of Waste Heat Jacket Water $0 Jacket Water +ES. $0 88 88 8888 88 $279,715 $270,715 $270,256 $270,256 $529,965 $529,965 $0.417 $0417 90.403 ‘90.403 90.207 $0.207 $65,710 $65,710 $128,932 $128,902 88 88 8888 ss $301,065 $301,055 $281,038 $281,038 Bess 88 es 0 0 $323,810 $323,810 $292,058 $292,058 ‘$30,000 $2,890 ‘$3,000 $5,890 $10,119 $13,563 $24,455 $45,679 $20,228 $42,235 $927,838 $305,830 $265,692 $266,513 $30,000 ‘$2,800 $3,000 $10,257 $13,742 $25,812 $48,426 $21,535 $44,941 $352,373 $328,968 $296,688 $276,961 $811,003 $1,103,062 $1,388,754 $1,685,442 $811,003 $1,103,062 $1,369,575 $1,646,566 $0432 $0.404 $0,404 90.214 90.214 $73,105 ‘$73,105 $68,245 $88,245 $197,176 $197,176 $0 448 $0448 $0,404 $0.404 $0222 $0222 $78,528 $78,528 $70,628 $70,628 $268,004 $268,004 $0 so $17,628 $36,805 90.437 90.381 90.356 90.233 90.205 $85,509 $75,354 $74,504 $65,666 $342,506 $333,670 $1,136 $7,701 $0.027 90.056 $35,758 $74,645 90.454 90.423 $0,362 90.387 $0.242 90.213 $91,963 $81,067 $77,430 968,256 ‘$420,028 $401,926 $2,431 $15,671 $0028 $0.058 $30,000 $2,890 $3,183 $6,073 $10,400 $13,027 $27,227 $51,308 ‘$22,900 ‘$47,781 $907,637 $287,606 $1,093,360 $1,034,252 $54,367 $113,515 $0.470 90.430 90.363 90.368 90.250 $98,743 $87,161 ‘$70,905 $500,356 ‘$472,832 -$3,607 $23,627 $30,000 $2,890 $3,278 $6,168 $10,547 $14,117 $28,701 $54,330 $24,322 $50,760 $406,419 $379,981 $319,442 $298,662 $2,312,822 $2,232,914 ‘$73,504 $153,411 $0.488 90.456 $0,383 $0.35 $0.260 90.229 $105,985, $93,658 $83,288 $73,614 $563,643 $546,446 -$5,550 $31,647 0.029 $0.061 $30,000 $2,800 $3,377 98,267 $10,699 $14,313 $30,236 $87,408 $25,804 ‘$53,684 $436,132 $408,062 $931,204 $300,680 $2,644,026 $2,542,704 ‘$93,099 $104,331 $0.508 $0.473 $0.364 $0.360 90.238 $113,654 $100,582 $86,310 $76,363 $7,405 $30,718 $0.030 ‘$30,000 $2,890 $3,478 96,368 $10,855 $14,515 $31,633 $60,818 $27,347 $57,158 $467,783 437,971 $343,227 $321,353 $2,967,252 $2,864,147 $113,164 $236,270 $0.525 $0.492 90.385 $0.61 $0279 $0.247 $121,836 $107,959 $89,395 $79,213 $750,348 $9,477 $47,628 $0.031 $0.084 ‘$30,000 $2,890 $3,582 $6,472 $11,016 $14,723 $33,408 $64,206 $26,953 $60,589 $501,485 $469,848 $355,512 $333,064 $3,342,764 $3,197,231 $133,600 $279,223 90.545 90.510 90.386 $0.362 90.280 $0.257 $130,541 $115,814 $92,543 $82,103 $651,691 $784,145 $11,781 $85,064 90.031 0.086 $30,000 $2,890 $3,690 ‘$6,580 $11,181 $14,937 $35,225 $67,940 $30,624 964,184 $537,361 ‘$503,800 $968,063 $345,076 $3,710,827 $3,542,307 $154,665, $323,186 90.565 $0.530 $0.387 $0.363 $0.300 $0.266 $139,796 $124,175 $05,754 $85,053 $947,645 $869,199 $14,333 964,113 90.032 $30,000 ‘$2,890 $3,800 96,601 $13,343 $18,763, $37,023 ‘$71,755 $30,370 986,335 ‘$577,520 $541,564 $382,199 $358,308 $4,003,028 $3,900,705 $174,764 $967,085 $0888 $0.562 90.380 90.365 90.313 $150,566 $133,624 $09,642 $88,562 $1,047,287 $057,761 $17,762 $71,763 90.031 $0.068 ‘$30,000 $2,890 $3,914 $6,805 $13,534 $19,017 $38,801 ‘$75,748 $32,162 $70,265 $618,159 $580,056 $395,254 $370,890 $4,488,280 $4,271,505 $195,328 $412,013 $0610 90.573 $0,300 $0,368 90.324 90.289 $161,030 $143,204 $102,064 $91,622 $1,150,250 $1,049,383 $21,454 $79,412 90.032 ‘$30,000 $2,800 $4,032 96,922 $13,730 $19,270 $40,632 $79,928 $34,024 $74,378 $081,360 $621,014 $408,582 $363,651 $4,806,861 $4,655,247 $216,348 $457,962 $0.301 $0367 $0336 ‘0.300 $172,147 $153,362 $108,350 904,744 $1,256,600 $1,144,128 $25,427 $87,045 $0.033 90.071 ‘$30,000 $2,890 $4,153 $7,043 $13,903 $19,549 42,647 $84,300 $35,988 $78,683 $707,310 9684 585 $422,187 $396,685 95,319,048 $5,051,931 $237,811 $504,928 90657 90617 $0.392 90.368 90.49 $0311 $183,954 $164,085 $109,800 $97,920 $1,366,400 $1,242,057 $29,606 $94,647 $0.033 $0.073 $30,000 $2,800 4.277 $7,168 $14,141 $19,627 $44,939 $88,874 $37,986 $83,187 $756,142 $710,921 $436,071 ‘$409,992 $5,755,120 $5,461,923 $259,706 $852,902 90.682 90.641 90.303 90.370 90.361 90.323 $196,488 $175,437 $113,316 $101,176 $1,479,715 $1,343,232 -$34,280 $102,203 $0.034 $0.075 $30,000 $2,890 $4,408 $7,296 $14,355 $20,114 47,110 $93,656 $40,050 $87,896 $808,031 ‘$760,183 $450,238 $423,577 96,205,357 ‘$5,685,500 $0,707 $0.665 $0.304 $0371 90.375 90.335 $209,790 $187,517 $116,696 $104,485 $1,596,611 91,447,718 -$39,195 $109,608 90.035 $0077 $90,000 $2,890 4.538 $7,428 $14,576 $20,408 $49,360 $98,656 $42,212 $92,823 $063,156 $812,544 $464,680 $437,442 $8,670,047 $6,322,943 $304,747 $651,851 90.734 $0,601 90.305 90.372 90.368 90.48 $223,905 $200,345 $120,542 $107,658 $1,717,153 $1,585,576 $44,400 $117,117 90.006 $0079 $30,000 $2,890 $4674 $7,564 $14,804 $20,713 $51,604 $103,681 $44,454 $97,973 $921,702 $868,163 $479,428 $451,590 ‘$7,149,475 6,774,533 $327,870 $702,812 90.761 90.717 $0,306 90.373 $0.403 $0.361 $238,876 $213,963 $124,253 $111,204 $1,841,405 $1,686,870 -$50,083 $124,443 $0.037 $0.081 SCAMMON Sys. Losses 1990 = 15.00% 800% 05 49% 2003 1,053,820 1,197,842 273 WT 102,749 $1.22 $125,581 $0105 $0.12 $127,659 $0.18 $191,488 $319,147 $444,728 0934 $415,159 ‘$777,329 $1,192,487 «Diesel Generation Sys. Losses 2020 = Load Factor = Avg. Eligible PCE kwh Sold as % of Total = Yeer 2001 202 1. Load Requirements kWh Sales 968,471 1,010,709 kWh Generated 1,107,285 1,152,208 KW Demand 253 263 2 Expenses kWh/Gal 115 11.6 Gal Fuel 96,286 99,509 Fusl Cost $/Gal $113 $1.18 Fusl Cost $108,803 $116,943 Fuel Cost$/kwh $0.098 $0,101 Variable Non-Fuel Costs $/kwh $0.112 $0.12 Variable Non-Fusl Costs $108,469 $117,727 Foaed Non-Fusl Costs $/wh $0168 $0.17 Fixed Non-Fusl Costs $162,703 $176,591 Total Non-FustCost $271,172 $204,318 Total Power Generation Expenses $379,975 $411,261 2.8 Presert Worth (PW) Expenses PW Factor 1,000 0.966 PW Total Expenses $979,975 $307,354 Accumuated PW Total Expenses $379,975 3. Power Costs & PCE Payments 3.0 Power Costs ‘Avg. Costfiowh $0392 $0.407 PW Avg Costiwh $0392 $0,303 3b. PCE Payments PCE Payment $/ewh so210 02 PCE Payment $99,656 $107,642 PWPCE Payments $99,656 $104,002 Accumulated PW PCE Payments $99,656 $203,658 4. Waste Heat Recovery Available Waste Heat For Sate (1,000,000 Btu) Jacket Water Recovery ° ° Jacket Water + ° ° Estaust Stack Recovery (ES) (Diesel Fuel Gal Equivalent) Jacket Water Recovery ° ° Jacket Water + E.S. 0 ° Capital Investment Jacket Water Recovery $0 so ES. $0 so “otal Capital Invest. Jacket Water + E.: $0 so Debt Service Jacket Water, 5% @15 yrs $0 90 ES. 5% @ 8 yrs $0 0 Total Debt Service Jacket Water + ES $0 30 8M ket Water @ 6% of Investment + inf: $0 9 E'S. @ 10% of Investment + inflation $0 0 Total Expenses Heat Recovery Jacket Water $0 $0 Jacket Water +E.S. $0 $0 Yoor 2001 2002 $0.422 $0,304 902 $116,162 $108,438 $312,096 eo Bee ss seg S88 2004 1,097,802 1,244,178 284 W7 106,006 $1.27 $134,744 $0.108 $0.13 $138,208 $0.19 $207,450 $345,766 $480,510 0.902 $433,392 kWhigal year 2001 = kWhigal year 2020 = ‘Ava. PCE per kwh sold = 2005 1,142,656 1,291,201 295 118 109,278 $1.32 $144,458 $0.112 $0.13 $149,716 $0.20 $224,573 $374,269 $518,747 0.671 $452,058 2006 1,188,382 1,338,910 308 119 112,563, $137 $154,754 $0116 $0.14 $161,935 $020 $242,903 $404,636 $559,592 0.842 $471,161 $1,625,880 $2,077,938 $2,549,009 90.438 90.305 $0.23 $125,245 $112,964 ‘$425,060 Bes ee ees 888 $0.454 30.308 $0.24 $134,925 $117,579 $542,639 3,490 6,684 25,293 47,913 $42,117 $21,059 $63,178 $3,258 $7,316 $2,527 $2,108 $96,585 90.471 90.306 $0.25 $145,236 $122,285 $664,923 3,568 7,083 25,855 49,158 $42,117 $21,050 963,178 $4,058 $7,316 $2,603 $2,169 96,661 $5,427 206 11.5 13 $021 2007 1,234,960 1,387,294 317 120 115,662 $1.43 $165,661 $0.119 $0.14 $175,016 $0.21 $262,524 $437,540 $603,201 0.814 $490,704 ‘$3,039,803 $0.488 90.307 $0.26 $156,213 $127,070 $792,003 3644 7,242 28,409 50,302 $42,117 $21,050 $83,176 $4,058 $3,258 $7,316 $2,681 $2,234 98,730 $5,402 2007 2008 1,282,450 1,436,344 328 124 119,173 $1.49 ‘$177,210 $0.123 $0.15 $189,013 92 $283,520 $472,533 $649,743 0.786 $510,692 $3,550,495, ‘$0.507 $0.308 $0.27 $167,895 $131,964 $923,967 3,720 7,420 28,954 51,622 $42,117 $21,050 $63,176 $4,058 $3,258 $7,316 $2,761 $2,301 96,819 $5,559 2008 Est. Year 2001 Fusi Cost $/gal . Est 2001 Non-Fusl Cost $/kwh Sales = Variable Costs € 40% NFC Feed Costs at 60% NFC ® 2009 2010 2011 1,330,782 1,380,008 1,430,092 1,486,051 1,536,407 1,587,402 39 351 362 12.1 12.2 12.3 122,494 125,826 129,168 $1.55 $1.61 $1.67 $189,436 © $202,372 $216,056 90.127 90.132 90.136 $0.15 90.16 $0.17 $203,983 $210,968 $237,091 9023 90.24 $0.25 $305,975 $320,982 $355,637 $509,059 $549,970 $502,728 $699,304 $752,342 $808,784 0.759 0.734 0.709 $531,128 $552,017 $873,362 $4,081,623 $4,633,640 $5,207,002 90.526 90.545 $0,566 90.390 $0.400 90.401 9028 $0.29 $0.30 $180,322 $193,535 $207,570 $136,638 $142,003 $147,156 $1,080,905 $1,202,908 $1,350,064 3,704 3,866 3,937 7,7 1773 7,948 27,489 28,016 28,532 52,846 54,062 55,270 $42,117 $42,117 $42,117 $21,050 $21,050 $21,050 $63,176 $63,176 $63,176 $4,058 4,058 $4,068 $3,258 $3,258 $3,258 $7,316 $7,316 $7,316 $2,844 $2,930 $3,017 $2,370 $2,441 $2,515 $6,902 96,067 $7,075 $5,628 $5,700 $5,773 2009 2010 2011 $1.13 $0.28 90.11 $0.17 2012 1,481,050 1,639,029 374 124 132,517 $1.74 $230,525 90.141 $0.17 $255,361 $0.26 $383,041 $638,402 $088,927 0.685 $995,168 $5,802,170 $0.567 90.402 90.31 $222,400 ‘$152,400 $1,502,465 4007 8122 29,030 56,470 $42,117 $21,050 $63,176 $4,058 $7,316 $3,108 $2,500 $7,168 $5,848 Fusl inflaction Factor General inflation Factor Discount Rete 2013 2014 2015 1,532,881 1,585,583 1,630,157 1,691,279 1,744,141 1,787,609 368 308 410 124 125 126 135,874 130,238 142,608 $1.81 $1.68 $1.96 $245,819 $261,081 $279,054 90.145 90.150 90.155, $0.18 $0.19 $0.19 $274,869 $205,603 $317,011 $0.27 90.28 90.29 $412,304 $443,539 $476,666 $687,174 $739,231 $794,777 $932,993 $1,001,213 $1,073,831 0.662 0.639 0618 $617,439 $640,180 $863,393 $6,419,609 $7,059,788 $7,723,182 ‘$0.609 90.631 90.655 $0.403 90.404 90.405 $0.32 $0.33 $0.4 $238,346 = $255,170 $273,024 $157,733 $163,156 $168,669 $1,660,198 $1,623,354 $1,992,024 4076 4143 4,208 8.295 8.408 863% 29,535 0,021 30,498 ‘57,661 58,843, 60,016 ‘$67,503 ‘$67,503 $67,503 $33,751 $33,751 $33,751 $101,254 = $101,254 $101,254 96,503 ‘$6,503 ‘$6,503 $5,222 $5,222 $5,222 $11,725 $11,725 $11,725 $4,050 $4,172 $4,207 $3,375 $3,476 $3,581 $10,554 $10,675 $10,800 ‘$8,597 $8,698 $8,803 2013 2014 2015 40% 3.0% 35% 2016 1,693,603 1,851,673 423 127 145,962 $2.04 $297,084 90.160 $0.20 $341,609 $0.30 $512,414 $854,023 $1,151,107 0.507 $687,065 $8,410,267 $0.680 90.406 $0.35 $291,066 $174,272 $2,108,205 4273 30,961 61,178 967,503 $33,751 $101,254 $6,503 $11,725 $4428 $3,688 $10,929 $8,910 2016 2017 1,748,921 1,908,324 435 128 149,361 $2.12 $316,119 90.168 $0.21 $368,878 90.31 $550,317 $917,195 $1,233,314 Os77 $711,259 $9,121,526 $0.705 90.407 90.36 $312,055 $179,964 $2,346,259 4,335 8,973 31415 62,332 967,503 $33,751 $101,254 $6,503 $5,222 $11,725 $4,558 $3,799 $11,062 $9,021 2017 Waste Heat - investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 1,805,111 1,862,173 1,961,554 2,017,354 «1 128 12.9 182,744 186,129 $2.20 $2.20 $396,200 $357,407 90.171 90.177 $0.22 $0.23 $303,812 $422,511 90.33 04 $500,718 $633,767 $984,529 $1,056,278 $1,320,738 $1,413,685 0.557 0.638 $735,820 $761,073 $9,857,447 $10,618,520 90.732 90.759 $0.4068 $0.409 $0.38 $0.30 $333,354 «= $355,628 $185,746 $101,618 $2,532,005 $2,723,623 4,308 4,456 9,130 9,306 31,857 32,288 63,475 64,607 967,503 967,503 $33,751 $33,751 $101,254 = $101,254 96,503 96,503 $5,222 $5,222 $11,725 $11,725 $4,605 $4,836 $3,913 $4,030 $11,190 $11,339 99,135 $9,252 2018 2019 ‘$100 $150 2020 1,920,107 2,073,716 473 13.0 159,517 $2.38 $379,767 90.163 $0.24 $453,082 $0.35 $679,623 $1,132,705 $1,512,473 0.620 $786,721 $11,405,241 90.768 $0.410 $0.40 $379,646 $197,579 $2,921,202 4514 32,708 $67,503 $33,751 $101,254 96,503 $5,222 $11,725 $4,981 4151 $11,485 $9,373 District Heating System Capital Investment $0 Debt Service @ 5%, 15 Years ce O&M at 10% of Investment + inflation 0 Total Expenses District Heating 0 tal Expenses Waste Heat+ District Heating Jacket Water $0 Jacket Water +E.S. $0 Waste Heat Sales Jacket Water 0 Jacket Water +E.S. $0 Net Income Jacket Water $0 Jacket Water +€.S. $0 6. Total Generation Expenses Minus: Net Income from Waste Heat Sales Jacket Water $379,975 Jacket Water +E.S. $379,975 PW Total Expenses Jacket Water $379,975 Jacket Water +E.S. $379,975 Accumulated PW Total Expenses Jacket Water $379,975 Jacket Water +E.S. $379,975 Accumuated PW Savings From Waste Heat Sales Jacket Water $0 Jacket Water +£.S. 0 6. Power Costs & PCE Payments with Waste Heat Offset 6.8 Power Costs Avg. Cost/kwh Jacket Water 90.302 Jacket Water +E.S. $0.302 PW Avg. Costiwh Jacket Water $0.302 Jacket Water +E.S. $0,302 6b. PCE Payments PCE Payment Shewh Jacket Water $0210 Jacket Water +E.S. $0210 PCE Payments. Jacket Water $99,656 Jacket Water +E.S. $00,656 PW PCE Payments Jacket Water $99,656 Jacket Water +E.S. ‘$09,656 Accumulated PW PCE Payments Jacket Water $99,656 Jacket Water +E.S. $99,656 Acoumuiated PW of PCE Savings Jacket Water $0 Jacket Water +E.S. $0 7. Potential Raxte Reduction/kwh From Sales of Waste Heat Jacket Water $0 Jocket Water +ES. so S8ss $s ss ‘$0 $0 $411,281 $411,261 $397,354 $397,354 B8ss 88 88 co so $444,728 $444,728 $415,150 $415,150 BESS 88 8s 0 0 $480,510 $480,510 $433,302 $433,382 ‘$30,000 ‘$2,890 $3,000 $5,890 $12,475 $17,639 $33,436 $63,339 $26,851 $57,975 $491,896 ‘$460,773 $428,659 ‘$401,537 $30,000 $2,890 $3,090 $5,980 $12,641 $18,068 $35,546 ‘$67,580 $28,686 $62,153 $530,708 $497,438 $446,840 $418,830 $30,000 $2,890 $3,183 $6,073 $12,812 $18,304 $37,760 $72,052 $31,021 $68,550 $572,180 $536,642 ‘$465,460 $436,558 $777,329 $1,192,487 $1,625,680 $2,054,530 $2,501,379 $2,966,847 $777,329 $1,192,487 $1,625,680 $2,027,416 $2,446,246 $2,682,804 $0 $0 ‘90.407 90.407 90.303 90.393 $0217 $0217 $107,642 $107,642 $104,002 $104,002 $203,658 $203,658 8s 0 9 $0422 90.422 $0304 $0.304 90.225 90.225 $116,162 $116,162 $108,438 $108,438 $312,096 $312,006 $0 90 90.438 0.395 90.305 90.233 $0.233 $125,245 $125,245 $112,964 $112,964 $425,060 $425,060 0 sO $23,309 $80,522 ‘90.430 90.403 90.375 90.361 90.246 $0.220 $137,666 $123,378 $120,142 $107,517 $545,202 $532,577 -$2,563 $10,062 $47,720 $102,853 90.447 $0.419 90.376 $0.352 90.255 $0228 $148,512 $133,026 $125,043 $112,004 $670,245 $644,581 $5,322 $20,342 30.024 $0.052 $72,966 $156,999 $0.463 90.435 $0377 90.353 90.264 90.237 $159,671 $143,228 $130,055, $116,507 ‘$800,300 $761,178 -$8,207 $30,625 90.025 ‘$30,000 ‘$2,890 $3,278 $6,168 $12,968 $18,547 ‘$40,060 $76,763 $33,261 $71,203 $616,482 $578,539 $484,549 $3,451,306 $3,337,531 $99,099 $212,964 $0.481 90.451 90.378 $0,355 90.274 90.246 $171,064 $154,322 $135,178 $121,295 $935,478 ‘$882,474 $11,511 $41,493 90.026 $0.056 ‘$30,000 ‘$2,890 $3,377 $6,267 $13,160 $18,707 $42,512 $81,725 $35,610 ‘$76,007 $063,784 $623,208 $504,085 $473,330 $3,055,482 $3,810,871 $126,142 $270,753 $0.409 90.468 90.379 90.356 90.284 90.255 $184,806 $166,050 $140,412 $128,100 $1,075,800 $1,008,574 $14,085 $52,332 0.027 90.057 ‘$30,000 ‘$2,890 3478 96,368 $13,355 $19,055 $45,050 ‘$86,950 ‘$38,071 $81,250 $714,271 $671,092 $524,083 $492,401 $4,479,564 $4,303,272 $154,076 $330,368 $0.518 90.486 $0.360 $0.387 $0.294 90.264 $198,654 $178,555, $145,759 $131,011 $1,221,649 $1,130,585, $18,741 $63,323 $0.028 ‘$30,000 $2,800 $3,562 $6,472 $13,548 $19,320 $47,725 $92,448 $40,650 $86,676 $768,134 $722,108 $544,545 $511,016 $5,024,109 $4,815,187 $162,603 $901,614 90.537 $0,508 90.381 $0,368 $0,304 90.274 $213,308 $101,863, $151,218 $136,029 $1,372,667 $1,275,614 $22,802 $74,451 90.028 $0.081 $30,000 ‘$2,690 ‘$3,690 ‘96,580 $13,746 $19,504 $50,515 $98,234 $43,349 $92,385 $825,578 $776,542 $585,476 $531,860 $5,589,584 $5,347,076 $212,585 $455,093 $0557 90.524 90.382 90.359 $0.315 90.284 ‘$228,908 ‘$208,062 $156,790 $141,155 $1,529,657 $1,416,769 $27,192 $85,695, ‘$30,000 ‘$2,800 $3,800 $6,691 $17,244 $25,841 $53,434 $104,318 $42,880 $95,721 $890,113 $837,272 $589,062 $554,083 $8,178,646 $5,901,169 $240,962 $518,440 $0.581 90.546 $0,384 90.361 90.329 90.298 $247,045 $222,447 $163,400 $147,212 $1,603,147 $1,563,061 $32,040 $96,217 $0.028 80.062 $56,485 $110,716 $45,610 $102,017 $955,402 $899,198 $610,888 $574,949 ‘$6,789,535 $6,476,118 $270,254 $583,670 ‘90.603 90.567 90.385 90.363 90.341 $0,307 $264,719 $238,555 $169,263 $152,533 $1,882,409 $1,716,514 $39,055 $108,840 $0.020 90.084 $17,722 $26,525 $50,675 $117,439 $48,875 $108,637 $1,024,056 $965,105 $633,100 $596,280 $7,422,734 $7,072,308 $300,448 $850,784 $0.625 $0,589 90.386 90.364 $0.363 90.318 $283,514 $255,695, $175,150 $157,964 $2,037,550 $1,874,478 -$45,536 $117,546 90.030 $0.066 ‘$30,000 $2,890 $4,153 $7,043 $17,972 $26,882 $63,008 $124,504 $52,079 $115,504 $1,099,029 $1,036,513 $656,000 $618,068 $8,078,734 ‘$7,690,486 $331,533 $719,760 0.649 $0611 90.387 90.365 90.386 90.330 $303,494 $273,928 $181,153 $163,505 $2,218,712 $2,037,963 $52,417 $128,313 90.031 90.088 ‘$30,000 $2,600 4.277 $7,168 $18,220 $27,250 $06,488 $131,025 $55,428 $122,004 $1,177,688 $1,110,410 $679,205 $640,380 $8,758,029 ‘$8,330,666 $363,408 $790,680 $0.673 90.635 0.368 $0,368 90.378 $0.342 $324,726 $293,315 $187,271 $160,157 $2,405,063 $2,207,130 $59,724 $130,120 90.032 ‘$0.070 $30,000 $2,890 W408 $7,298 $18,494 $27,629 $70,121 $139,717 $58,923 $130,582 $1,261,816 $1,190,156 $703,088 $863,160 ‘$30,000 $2,800 4,538 $7,428 $18,768 $28,020 $73,913 $147,898 $62,574 $138,644 $1,351,111 $1,275,040 $727,386 9686 432 $9,461,117 $10,188,503 $8,994,026 $398,330 $883,421 $0,699 90.650 $0,389 90.367 90.393 90.355 $347,281 $313,924 $193,508 $174,820 ‘$2,599,490 $2,382,050 $67,485 $149,046 $0.033 $0.072 $9,680,458 $430,017 $938,061 $0,726 90.685 90.301 30.369 90.407 $0.368 $371,234 $335,823 $199,858 $180,704 ‘$2,700,348 $2,562,853 $75,725 $160,770 90.034 90.074 ‘$30,000 ‘$2,890 4674 $7,564 $19,049 $28,422 ‘$77,889 $156,481 966,364 $147,108 $1,446,088 $1,365,365 $752,191 $710,202 $10,940,694 $10,390,661 $464,547 $1,014,580 $0.753 90.711 $0,302 90.370 90.422 $0.382 $396,684 $359,087 $208,327 $186,781 $3,005,675 $2,749,634 $84,473 $171,568 $0.035 $0.77 kWhigal year 2001 = 97 kWhygal year 2020 = 13 Ava. PCE per kwh sold = 90.22 2005 2006 2007 2,836,555 2,894,801 2,953,628 3,205,307 3,261,476 3,317,909 732 745 758 104 106 107 308,359 308,606 308,870 $1.33 $130 $144 $411,239 $428,031 $445,533 $0128 $0.131 90.134 $0.13 $0.14 $0.14 $371,657 $394,480 $418,576 $020 $0.20 $021 $557,486 $591,691 $627,863 $929,143 $986,151 $1,046,439 0871 0.842 0814 $1,061,254 $1,102,400 $1,123,916 $1,145,804 $1,168,086 $1,190,704 $1,213,720 1,439 $6,812,142 $8,025,862 $0473 90.489 90.505 90.412 0.411 90.411 90.25 $0.26 $0.27 $272,119 $287,426 $303,532 $237,138 $242,005 $246,923 $1,137,058 $1,379,964 $1,626,687 11,198 11,042 10,886 20,773 20,624 20,477 81,145 80,015 78,887 144,975 143,896 = 142,623 $138,910 $138,910 $138,910 $8,922 $8,922 $8,922 $7,164 $7,164 $7,164 $16,086 $16,086 $16,086 $5,556 $5,723 $5,895 $4,630 $4,769 $4,912 $14,478 «$14,645 = $14,817 $11,794 = $11,933 $12,076 ST. MARYS/PITKAS POINT Sys. Losses 1999 = 15.00% Diesel Generation Sys. Losses 2020 = 8.00% Load Factor = Os Avg. Eligible PCE kwh ‘Sold as % of Total = 38% Year 2001 2002 2003 «2004 1. Load Requirements: kWh Sales: 2,600,385 2,685,305 2,721,807 2,778,890 kWh Generated 2,983,397 3,038,448 3,093,787 3,149,409 kW Demand 681 604 708 719 2. Expenses kWh /Gal o7 99 10.0 102 Gal Fuel 307,567 307,732 307,920 308.130 Fual Cost $/Gal $114 $14.19 $1.23 $1.28 Fuel Cost $350,628 $364,847 $379,673 $395,128 Fusl Cost$/owh $0118 © $0120 $0123 $0.125 Variable Non-Fusl Costs Sfkwh $0112 $012 $012 $013 Variable Nor-Fusl Costs $292,251 $310,455 $329,718 $350,008 Foed Non-Fusl Costs $kwh $018 = $017 $018 $0.19 Fheed Non-Fuel Costs $438,377 $465,682 $494,578 $525,147 Total Non-FuetCost $730,628 $776,137 $824,204 $875,245 Total Power Generation Expenses $1,081,254 $1,140,064 $1,203,967 $1,270,373 $1,340,382 $1,414,182 $1,491,972 2.8 Present Worth (PW) Expenses PW Factor 1.000 0986 = 0.934 oma PW Total Expenses Accumulated PW Total Expenses $1,081,254 $2,183,654 $3,307,580 $4,453,373 3. Power Costs & PCE Payments 3.a. Power Costs ‘Avg. Cost/kwh $0414 $0428 $0442 80.457 PW Avg. Costiowh $0414 $0414 $0413 80.412 3b. PCE Payments PCE Payment $/kwh $0220 $023 $024 $0.24 PCE Payment $218,145 $230618 $243,750 $257,572 PWPCE Payments $218,145 $222,819 $227,543 $232,315 Accumulated PW PCE Payments $218,145 $440,064 $868,507 $900,822 4. Waste Heat Recovery : Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery ° ° 0 0 Jacket Water + ° ° 0 0 Eshmust Steck Recovery (E.S) (Ciesel Fusl Gal Equvelert) Jacket Water Recovery ° ° ° o Jacket Water + E.S. ° o ° ° Capital Investment Jacket Water Recovery so so $0 $0 ES. 9 30 $0 $0 “otal Capital Invest. Jacket Water + E.: $0 so 0 $0 Debt Service Jacket Water, 5% (15 yrs 0 9 $0 0 ES, 5% @8 yr $0 $0 so eo) Total Debt Service Jacket Water + E.¢ E*) %0 0 9 O&M ket Water @ 6% of investment + inf 2 #0 0 » E'S. @ 10% of Investment + Infiation $0 so 90 $0 Total Expenses Heat Recovery Jacket Water 9 0 %0 so Jacket Water +£.S. $0 so x0 0 Year 2001 202-2003 2004 2005 20082007 Est. Year 2001 Fuel Cost $/gal - «Est. 2001 Non-Fusl Cost S/kwh, Sales = Variable Costs € 40% NFC . Fixed Costs at 60% NFC . 2008 2009 2010 2011 3,013,037 3,073,027 3,133,598 3,194,751 3,374,601 3,431,547 3,488,739 3,546,174 770 783 797 810 10.9 Wd 113 114 309,149 300,442 300,748 310,088 $1.50 $1.56 $1.62 $1.69 $463,773 $482,781 $502,589 $523,220 $0137 $0141 80.144 $0148 $0.15 $0.15 $0.16 $0.17 $444,075 $471,033 $499,530 $529,649 $0.22 $0.23 $0.24 $0.25 $686,112 $708,549 $749,205 $704,474 $1,110,188 $1,177,582 $1,248,824 $1,324,123, $1,573,950 $1,660,263 $1,751,414 $1,847,363, 0.786 0.750 0.734 0.709 $1,237,118 $1,260,809 $1,285,086 $1,309,623 $1.14 $0.28 $0.11 $0.17 2012 3,256,485 3,603,843 823 116 310,304 $1.75 $544,735 $0.151 $0.17 $561,479 $0.28 $842,219 $1,403,699 $1,048,434 0.685 $1,334,571 2013 3,318,800 3,661,743 6368 11.8 310,733 $1.63 $567,143 90.155 $0.18 $505,113 $0.27 $892,660 $1,487,762 $2,054,924 0.662 $1,360,915, Fusl infiaction Factor General inflation Factor Discount Rate 2014 2015 3,381,607 3,445,175 3,719,867 3,778,209 B49 863 12.0 12.4 311,080 311,436 $1.90 $1.97 $500,488 $814,809 90.159 90.163 90.19 90.19 $630,647 $868,184 $0.28 90.29 $945,970 $1,002,276 $1,576,617 $1,670,460 $2,167,105 $2,285,280 0.639 0618 $1,385,656 $1,411,796 $9,262,980 $10,523,879 $11,608,946 $13,118,569 $14,453,140 $15,813,055 $17,196,711 90.522 '$0.540 90.559 90.411 90.410 90.410 $0.28 $0.29 $0.30 $320,474 = $338,295 $357,037 $251,800 $256,905 $261,060 $1,878,777 $2,135,682 $2,307,651 10,731 10,576 10,421 20,330 20,184 20,038 77,760 76,635 75,511 141,754 140,690 139,629 ‘$92,606 $92,606 $92,608 $46,303 $46,303 $46,303 $138,010 = $138,910 $138,910 $8,922 $8,922 $8,922 ‘$7,164 $7,164 $7,164 $16,086 $16,086 $16,066 $6,072 $6,254 $6,441 $5,060 $5,211 $5,368 914,004 $15,176 $15,363 $12,224 $12,376 $12,532 2008 2009 2010 $0578 $0.410 $0.31 $376,744 $267,061 $2,064,732 10,285 19,683 74,387 138,571 $92,608 $46,303 $138,910 $8,022 $7,164 $16,086 $15,557 $12,683 2011 $0,508 $0.410 $0.32 $997,465, $272,242 $2,936,974 10,110 19,748 73,264 137,516 ‘$92,608 $46,303 $138,910 $8,922 $7,164 $16,066 96,634 $5,605 $15,756 $12,650 2012 $0619 $0410 90.33 $419,249 $277,452 $3,214,428 9,955 19,604 72,140 136,462 $132,582 $06,291 $196,874 $12,773 $10,257 $23,030 $7,955 $6,629 920.728 $16,686 90.641 $0.410 9034 $442,146 $282,710 $3,497,136 9,800 19,459 71,016 135,409 $132,582 $66,201 $198,874 $12,773 $10,257 $23,020 $8,104 6.628 $20,967 $17,085 2014 40% 3.0% 3.5% 2016 3,509,234 3,836,763 876 123 311,798 $2.05 $640,146 90.167 $0.20 $707,832 $0.30 $1,081,749 $1,769,581 $2,409,727 0.597 $1,438,343 $16,610,508 $20,048,851 90.663 $0.410 90.36 $466,211 $288,017 $3,785,152 9,645 19,315 69,890 134,357 $132,582 $66,291 $198,874 $12,773 $10,287 $23,030 $8,439 $7,003 $21,213 $17,290 2015 90.687 $0.410 90.37 $491,500 $293,372 $4,078,524 9,489 19,171 68,764 133,308 $132,582 $86,291 $198,874 $12,773 $10,257 $23,030 $8,693 $7,244 $21,468 $17,501 2016 2017 3,573,875 3,805,524 860 125 312,168 $2.14 $686,540 $0.171 $0.21 ‘$749,708 $0.31 $1,124,550 $1,874,264 $2,540,804 0.877 $1,405,297 $21,514,148 90.711 90.410 90.38 $518,073 $296,776 $4,377,300 9,334 19,027 67,636 132,255 $132,582 $86,291 $198,874 $12,773 $10,257 $23,030 $8,053 $7,461 $21,727 $17,718 2017 Waste Heat - Investment per KW Jacket Water Jacket Water + Stack Heat 2018 2019 3,639,007 3,704,900 3,954,485 4,013,642 903 916 127 128 312,543 312,022 $222 $231 $694,034 $722,673 90.176 '$0.180 90.22 $0.23 $793,923 $840,610 $0.33 $0.34 $1,190,885 $1,260,915 $1,964,808 $2,101,525 $2,678,842 $2,624,198 0.557 0.538 $1,492,661 $1,620,438 ‘$23,006,609 $0736 = $0.762 $0410 = $0.410 $0.39 so4t $545,901 $575,319 $304,229 $309,730 $4,681,529 $4,991,258 9,178 9,022 18,882 18,738 66,508 65,375 131,203 130,150 $132,582 $132,582 $66,291 $66,291 $198,674 $198,874 $12,773 $12,773 $10,257 $10,257 $23,030 $23,030 $9,222 $9,499 ‘$7,685 $7,916 $21,995 $22,272 $17,942 $18,172 2018 2019 $100 $150 2020 3,771,285 4,072,988 930 13.0 313,307 $2.40 ‘$752,503 90.185 $0.24 $889,899 $0.35 $1,334,849 $2,224,748 $2,977,251 0.520 $1,548,634 $24,527,247 $26,075,681 90.789 $0411 90.42 $008,125 $315,279 $5,306,538 6.665 18,504 64,242 129,096 $132,582 $66,201 $198,874 $12,773 $10,257 $23,030 $0,784 $8,153 $22,557 $18,410 2020 District Heating System Capital investment so co 0 $0 = $30,000 $30,000 $30,000 Debt Service @ 5%, 15 Years $0 $0 so $0 © $2,890 $2890 $2,800 08M at 10% of investment + inflation $0 0 $0 $0 © $3,000 $3,000 $3,183 Total Expenses District Heating $0 0 0 $0 $5,800 $5,980 $8,073 tal Expenses Waste Heat+District Heating Jacket Water so $0 $0 $0 $20,389 $20,625 $20,800 Jacket Water +E.S. $o $0 $0 $0 $32,163 $32,559 $32,066 Waste Heat Sales Jacket Water $0 $0 $0 $0 $108,218 $110.979 $113,701 Jacket Water +E'S. so $0 s0 $O $193,345 $199,582 $208,016 Net Income Jacket Water $0 0 so $0 $93,740 $98,334 $08,974 Jacket Water +E.S $0 $0 so $0 $181,551 $187,648 $193,040 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $1,081,254 $1,140,984 $1,203,067 $1,270,373 $1,246,642 $1,317,848 $1,302,008 Jacket Water +E.S. $1,081,254 $1,140,984 $1,203,967 $1,270,373 $1,158,632 $1,226,534 $1,206,032 PW Total Expenses Jacket Water $1,081,254 $1,102,400 $1,123,016 $1,145,804 $1,086,378 $1,109,593 $1,133,204 Jacket Water +E S. $1,081,254 $1,102,400 $1,123,916 $1,145,804 $1,009,855 $1,032,709 $1,055,950 Accumuated PW Total Expenses Jacket Water $1,081,254 $2,183,654 $3,307,569 $4,453,373 $5,530,750 $6,649,342 $7,782,547 Jacket Water +E S. $1,081,254 $2,183,854 $3,307,569 $4,453,373 $5,463,228 $6,495,937 $7,551,886 Accumulated PW Savings From Waste Heat Sales Jacket Water $0 $0 $0 $0 $81,689 $162,800 $243,316 Jacket Water +£ S. so 0 0 $O $158,211 $316,208 $473,976 6. Power Costs & PCE Payments with Waste Heat Offset 6.0 Power Costs ‘Avg. Costewh Jacket Water $0414 $0.428 90.442 90.457 $0 430 90.455 90.472 Jacket Water +E.S, $0414 $0428 © $0442 $0457 = 80.409 $0424 80.439 PW Avg. Costkwh Jacket Water $0414 $0414 $0413 $0412, $0383 $0383 $0. 384 Jacket Water +E.S, $0414 $0414 $0413 $0412, $0356 80.357 $0.38 6b. PCE Payments PCE Payment $/kwh Jacket Water $0.220 90228 2 90.244 $0244 90.254 90.263 Jacket Water +E.S. $0220 $0228 $023 $0244 $0214 $0224 $0233 PCE Payments Jacket Water $218,145 $230,618 $243,750 $257,572 $262,850 $278,857 $205,732 Jacket Water +E S. $218,145 $230,618 $243,750 $257,572 $231,160 $245,803 $281,450 PWPCE Payments Jacket Water $218,145 $222,819 $227,543 $232,315 $220,067 $234,700 $240,578 Jacket Water +E S. $218,145 $222,819 $227,543 $232,315 $201,442 $207,035 $212,680 Accumiated PW PCE Payments Jacket Water $218,145 $440,964 $668,507 $900,822 $1,129,889 $1,364,679 $1,605,258 Jacket Water +€.S. $218,145 $440,964 $888,507 $900,822 $1,102,265 $1,309,300 $1,621,969 Acoumnated P.W of PCE Savings Jacket Water ss co $0 2 $8,089 $15,284 $21,629 Jacket Water +E.8. 0 0 $0 $0 «= $35,604 $70,664 $104,898 7. Potential Rate Reduction/kwh From Sales of Waste Heat Jacket Water #0 co 2 2 90.033 90.033 90.034 Jacket Water +S, so $0 $0 so $0084 $0.085 $0,088 ‘$30,000 $2,800 $3278 96,168 $21,162 $33,386 $116,653 $212,654 $101,660 ‘$200,430 $1,472,300 $1,373,529 $1,157,214 $1,079,561 $8,939,761 $8,631,468 $323,219 $631,512 90.384 $0.358 90.274 90.243 $313,829 $277,873 $246,431 $218,405 $1,851,689 $1,740,305 ‘$27,088 $138,382 90.004 $0.067 ‘$2,690 $2,890 $2,690 $2,890 $2,690 $3,377 $3478 $3,562 $3,690 $3,600 $6,267 96,368 $6,472 $6,580 $6,601 $21,442 $21,731 $22,020 $22,335 $27,419 $33,618 $34,263 $34,722 $35,194 $44,305 $119,564 $122,523 $125,527 $128,576 $131,688 $219,500 $226,550 $233,638 «= $241,337 $240,087 $104,368 © $107,159 $100,971 $112821 $110,940 $207,124 $214,027 $221,143 $228,478 = $232,181 $1,585,975 $1,644,254 $1,737,382 $1,943,084 $1,453,239 $1,537,387 $1,626,210 $1,822,743 $1,181,625 $1,208,440 $1,231,663 $1,257,295 $1,286,496 $1,103,607 $1,128,029 $1,152,651 $1,178,076 $1,208,261 $10,121,387 $11,327,827 $12,550,490 $13,816,785 $15,103,281 $9,736,075 $10,863,103 $12,015,954 $13,194,030 $14,400,291 $402,403 $481,119 $560,079 $636,356 $700,774 $788,805 © $945,843 $1,102,615 $1,259,110 $1,412,764 90.508 90.525 $0544 90.564 $0586 90.473 90.491 90.509 90528 90.540 90.385 90.365 90.388 90.386 90.368 90.350 $0.360 90.381 $0.62 $0363 90.285 90.296 90.307 90319 90.333 90.253 90.263 90.274 90.285 90.298 $332,205 «© $362,070 $372,035 $394,915 $419,800 $295,207 $313,500 $332,801 $353,163 $376,032 $252,348 $258,331 $264,380 $270,496 9 $277,817 $224,184 $230,025 $235,029 $241,898 $248,852 $2,104,037 $2,362,368 $2,626,749 $2,897,244 $3,175,081 $1,964,578 $2,194,603 $2,430,532 $2,672,430 $2,921,282 $31,645 $35,283 $37,063 $39,730 $90,365 $171,104 — $203,048 $234,200 $264,544 = $293,144 90.034 90.034 90.034 90.035 $0.033 90.087 90.088 90.060 0.070 $0.070 $30,000 $2,890 $3,914 $6,805 $27,771 $44,856 $134,601 $257,032 $113,634 $230,047 $2,083,271 $1,927,158 $1,312,870 $1,232,233 $16,416,151 $15,632,524 ‘$782,560 $1,566,187 $0607 90.570 90388 90.364 90346 90.310 $444,216 ‘$396,690 $284,034 $254,924 $3,459,005 $3,176,208 $38,041 $320,930 90.034 0.071 ‘$30,000 $2,890 $4,002 $6,922 $26,135 $45,424 $137,971 $205,237 $116,756 $247,947 $2,168,510 $2,037,322 $1,330,666 $1,258,620 $30,000 $2,890 4153 $7,043 $28,509 $46,009 $141,177 $273,887 $119,711 $256,187 $2,290,016 $2,153,540 $1,366,689 $1,285,428 ‘$30,000 $2,800 4.277 ‘$7,168 $28,804 $46,612 $144,416 $282,300 $122,660 $284,672 $2,418,115 $2,276,132 $1,304,541 $1,312,650 $4,408 $7,296 $29,201 47,233 $147,684 $291,349 $125,689 $273,408 $2,553,153 $2,405,434 $1,422,626 $1,340,317 $30,000 $2,690 4538 $29,700 $47,872 $150,979 $300,572 $128,707 $282,400 $2,695,401 $2,541,706 $1,451,148 $1,368,405 $90,000 $2,890 4874 $7,584 $30,121 $48,531 $154,296 $310,084 $131,739 $201,654 $2,845,512 $2,685,597 $1,480,109 $1,396,928 $17,755,817 $19,122,708 $20,517,247 $21,930,873 $23,301,021 $24,871,130 $16,801,144 $18,176,572 $19,489,231 $20,829,548 $22,197,953 $23,594,881 $854,601 $1,719,364 $409,999 $422,580 $290,320 $281,082 $3,749,414 $3,437,267 $35,738 $347,885 $0.034 $926,145 $1,872,279 $0.653 $0614 $0390 90.368 $0373 90338 $497,033 $447,765 $206,674 $267,267 $4,046,068 $3,704,534 $22,436 $373,990 $0.034 $996,901 $1,086,996 $1,136,226 $1,204,751 $2,024,017 $2,177,281 $2,329,294 $2,481,000 90677 90637 90.300 90.367 90.387 90.340 $525,568 $474,312 $303,008 $273,539 $4,340,188 ‘$3,978,073 $28,114 90.034 90.074 0.702 $0.661 90.301 90.368 90.402 90.363 $555,616 $309,591 $279,878 $4,658,778 $4,287,950 $22,751 423,578 90.035 $0.075 $0.728 soess $0362 $0369 $0417 90.378 $587,254 $531,771 $316,155 $4,974,933 $4,544,235 $16,328 447,023 90.035 90.076 90.755 90.712 90.302 $0370 90433 90.3903 $620,561 $562,832 $322,788 $292,760 $5,297,721 $4,836,995 $8,817 $469,543 $0.035 $0077 Toksook Bay Diesel Generation For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Steck Recovery (E.S) (Clesel Fuel Gal Equvalert) Jacket Water Recovery Jacket Water + E.S, Capital investment Jacket Water Recovery ES. “otal Capital Invest. Jacket Water + E.t Debt Service Jacket Water, 5% @15 yrs ES, 5% @8yre Total Debt Service Jacket Water + E.€ oam kot Water @ 6% of Investment + Inf E'S. @ 10% of Investment + leviation Total Expenses Heat Recovery Jacket Water Jacket Water +E.S. Year Sys. Losses 1999 = Sys. Losses 2020 = Load Factor . ‘Avg. Eligible PCE kwh ‘Sok as % of Total = 2001 2002 1,148,489 1,187,604 1,310,819 1,383,071 28 309 109 11.0 120,250 122,971 $127 $1.32 $152,728 $162,420 $0117 $0.120 so112 $0.12 $128,407 $138,343 $0168 $017 $192.610 $207,514 $321,017 $345,856 $473,745 $508,278 1.000 0.968 $473,745 $491,088 $473,745 $0413 $0428 $0413 $0413 $0200 $021 $116,942 $125,385 $116,942 $121,145 $116,942 $238,087 ° ° ° ° ° ° ° ° 0 $0 0 $0 $0 $0 0 cd $0 90 $0 $0 9 9 $0 *” $0 0 so 0 2001 2002 15.00% 8.00% os 51% 2003 1,229,623 1,397,671 319 W4 125,678 $1.37 $172,635 90.124 $0.12 $148,956 $0.18 $223,433 $372,389 $545,024 0.934 $508,786 $0443 90.414 $0.21 $134,355 $125,422 $963,508 eo Bes $8 seg S88 2004 1,272,278 1,441,915 229 11.2 128,380 $1.43 $183,401 90.127 $0.13 $160,288 $0.19 $240,431 $400,719 $584,121 0.902 $526,643 10.450 $0414 9022 $143,681 $129,772 $493,281 Bes 88 sss S88 Kk\WWtvoal year 2001 = kWiygal year 2020 = Ava PCE per kwh sold « 2005 1,315,658 1,486,694 xe 11.3 131,077 $1.49 $194,744 90.131 90.13 $172,383 $0.20 $258,574 $430,957 $625,702 0.871 $545,263 90.476 90.414 $0.23 $153,904 $134,197 ‘$627,478 $2:331 $7,290 $5,938 25 0C<Ci GS TF a aD 2006 1,360,764 1,532,001 350 1.5 133,768 $1.55 $206,692 90.135 $0.14 $185,288 $0.20 $277,933 $463,221 $069,913 $0.493, 90.415 $0.24 $164,727 $138,698 $766,174 4422 8576 92,045 50,735 $46,627 $23,313 969,940 $4,492 $3,607 $8,099 $2,862 $2,401 $7,374 $8,008 109 13 $0.20 90510 90415 $0.25 $176,114 $143,260 1,450,151 1,624,169 1 4.7 139,131 $1.67 $232,520 $0.143 90.15 $213,730 92 $320,504 $534,324 $766,844 0.786 $602,732 $964,833 $1,473,619 $2,000,462 $2,545,725 $3,109,774 $3,602,970 $4,295,711 $0.529 $0.416 90.25 $188,190 $147,915 Est. Year 2001 Fuel Cost $/gal Est. 2001 Non-Fusi Cost S/wh Sales Variable Costs € 40% NFC Fixed Costs at 60% NFC s 2009 2010 2011 1,496,432 1,543,439 1,501,172 1,671,016 1,718,362 1,766,201 2 3e2 403, 11.8 1.9 120 141,801 144,464 147,119 $1.74 $1.61 $1.88 $246,462 $261,134 $276,570 90.147 90.152 90.157 $0.15 90.16 $0.17 $229,373 $246,041 $263,796 90.23 $0.24 $0.25 $344,059 $369,062 $395,694 $573,432 $615,103 $659,491 $819,694 $876,237 $936,081 0.759 0734 0.709 $622,637 $642,922 $663,591 $4,918,348 $5,561,270 $6,224,661 $0,548 $0.416 10568 90417 90.588 90.417 10.28 ‘$200,993 $152,636 $0.27 $214,562 $157,431 $0.28 $228,940 ‘$162,300 $1.27 90.28 Furl inflaction Factor $0.11 Goneral inflation Factor $0.17 Discount Rate 2012 2013 2014 2015 1,639,629 1,688,812 1,738,720 1,789,354 1,814,523 1,863,323 1,912,502 1,962,325 414 425 a7 448 124 122 123 124 149,765 182,403 185,031 187,650 31.96 $2.03 $2.11 $2.20 $292,807 $309,882 $327,835 $346,708 90.161 $0.166 0.171 90.177 90.17 90.18 90.19 90.19 $282,703 $302,830 $324,251 $347,041 $0.26 $027 90.28 $0.29 $424,054 $454,246 $486,378 $520,562 $708,757 $757,076 $810,627 $867.6 $990,564 $1,086,058 $1,138,462 $1,214,311 0.685 0662 0.639 0618 $684,647 $706,095 $727,937 $750,170 $6,909,509 $7,615,603 $8,343,541 $0655 90.419 90610 0.418 $0632 $0418 $0.29 $244,168 $167,242 $0.30 $280,295 $172,259 9031 ‘$277,367 $177,349 $900,442 $1,057,358 $1,200,904 $1,367,425 $1,529,724 $1,696,966 $1,869,225 $2,046,575 4405 8,701 32,362 60,508 $46,627 $23,313 $69,940 $4,402 $3,607 $8,000 $2,968 $2,473 $7,460 ‘$6,080 4,505 8,825 32644 61,444 $46,627 $23,313 $69,940 $4,492 $3,607 $8,090 $3,057 $2,548 $7,549 98,155 453 4579 4613 8046 9,085 9,181 32,921 33,163 33,430 62,274 63,087 63,883 $46,627 $48,627 $46,627 $23,313 $23,313 $23,313 $09,940 $80,040 $69,940 $4,402 $4,492 $4,492 $3,607 $3,607 $3,607 $8,000 $8,000 ‘$8,099 $3,149 $3,243 S81 $2,624 $2,703 $2,784 $7,641 $7,735 $7,833 96,231 6,310 $6,301 2010 2011 4645 4875 4,703 0,296 9,407 9517 33,662 3870 M4081 64,663 (65,426 6,173 $46,627 = $72,189 $72,189 $23,313 $36,004 $36,004 900,040 $108,283 $108,283 $4,402 96,955 $6,955 $3,607 $6,585 $5,585 $8,009 6 $12,539 $12,530 $3,441 $4,331 $4,461 $2,867 $3,609 $3,718 $7,033 $11,286 $11,416 96,474 $9,194 $9,302 2012 2013 2014 40% 3.0% 35% 0se7 ‘$772,824 Waste Heat - investment per KW Jacket Water $100 Jacket Water + Stack Heat $150 2017 2018 2019 2020 1,892,787 1,945,608 1,909,141 2,053,402 2,083,149 2,114,225 2,185,736 2,217,674 4m 483 44 508 127 128 129 13.0 162,858 165,446 168,024 170,590 $238 $2.47 $2.57 $2.68 90.168 $0.194 0.200 90.208 $0.21 922 $0.23 $0.24 $307,050 $424,463 $453,588 9 $484,535 90.31 9.33 3034 90.35 $505,569 $636,604 $680,382 $726,803 $992,649 $1,061,157 $1,133,970 $1,211,338 $1,380,036 $1,470,443 $1,506,250 $1,667,787 0s77 0.557 0.538 0. $795,875 $819,396 = $843,213 $867,509 $9,083,720 $9,866,544 $10,662,418 $11,481,755 $12,324,968 $13,192,476 0670 0419 $0.32 $205,435 $182,514 $2,229,089 4720 9,624 4268 68,902 $72,189 $108,263 $6,955 $5,585 $12,539 $4,505 $3,629 $11,550 $9,414 90.703 90.420 $0.4 $314,551 $187,753 $2,416,841 4753 9.729 4440 67,614 $72,189 $96,094 $108,283 $6,955 $5,585 $12,539 $4733 $3,944 $11,688 $9,529 2016 90.729 90.756 $0. 783 0.420 $0.421 90.422 90.35 9036 $0.37 $334,773 $356,157 $378,765 $193,085 $198,452 $203,912 ‘$2,609,007 $2,808,358 $3,012,271 4.774 4704 4812 9631 9.931 10,029 MOT “uT ‘Mee 68,309 68,987 60,647 $72,189 $72,189 $72,189 $36,004 $36,004 $36,004 $108,283 $108,283 $108,283 98,955 98,965 96,055 $6,585 $5,585 $5,585 $12,530 $12,539 $12,530 4875 $5,021 $5,172 4,082 $4,184 $4,310 $11,630 $11,976 $12,127 99,647 $9,769 $9,804 2017 2018 2019 90.812 90.422 $0.38 $402,662 $209,447 $3,221,718 4827 10,124 District Heating System Capital Investment $0 $0 $0 $0 = $30,000 Debt Service @ 5%, 15 Years ce) $0 $0 $0 $2,890 08M at 10% of Investment + Inflation #0 0 $0 $0 $3,000 Total Expenses District Heating 0 $0 $0 $0 $5,690 tal Expenses Waste Heat Distict Heating Jacket Water $0 $0 $0 $0 $13,180 Jacket Water +E.S. $0 $0 $0 so $19,118 Waste Heat Sales Jacket Water $0 $0 $0 $0 $47,132 Jacket Water +E.S. % $0 0 $0 ($87,444 Net income Jacket Water $0 $0 $0 So $30,843 Jacket Water +E.S. $0 $0 0 SO $81,508 5. Total Generation Expenses Minus Net Inoome from Waste Heat Sales Jacket Water $473,745 $508,276 $545,024 $584,121 $585,850 Jacket Water +E.S. $473,745 $508,276 $545,024 $584,121 $544,198 PW Total Expenses Jacket Water $473,745 $491,088 $508,786 $526,843 $510,542 Jacket Water +E.S $473,745 $491,088 $508,786 $526,843 $474,235 Accumudated PW Total Expenses Jacket Water $473,745 $964,833 $1,473,619 $2,000,462 $2,511,005 Jacket Water +E.S. $473,745 $964,833 $1,473,619 $2,000,462 $2,474,608 Accumuated PW Savings From Waste Heat Sales Jacket Water 0 0 #0 so $34,721 Jacket Water +E.S. 0 0 0 so $71,028 ©. Power Costs & PCE Payments with Waste Heat Offset 6.0 Power Costs ‘Avg. Costin, Jacket Water $0413 $0.428 0443 $0459 90.445 Jacket Water +E.S. $0413 $0428 = $0443 80.459 $0414 PW Avg. Costhowh Jacket Water $0413 $0413 $0414 «= $0414 (90.388 Jacket Water +E.S. $0413 $0413 $0414 = 80.414 ($0.380 6b. PCE Payments PCE Payment $/kwh Jacket Water $0200 $0207 «$0214 = $0222: $0.230 Jacket Water +E.S. $0200 $0207 80214 «= $0222 $0.200 PCE Payments Jacket Water $116,042 $125,385 $134,355 $143,881 $154,648 Jacket Water +E.S. $116,042 $125,385 $134,355 $143,881 $134,462 PWPCE Payments Jacket Water $116,042 $121,145 $125422 $120,772 $134,767 Jacket Water +E.S. $116,042 $121,145 $125,422 $120,772 $117,178 Accumuated PW PCE Payments Jacket Water $116,042 $238,087 $963,508 $493,281 $628,048 Jacket Water +£.8. $116,042 $238,087 $363,508 $493,281 $610,457 Accumulated PW of PCE Savings Jacket Water #0 $0 0 $0 -$570 Jacket Water +E.S. $0 so $0 so $17,021 7. Potential Rate Reduction’kwh From Sales of Waste Heat Jacket Water 0 $0 $0 $0 $0.030 Jacket Water +ES, so so so $0 $0,082 ‘$30,000 $2,890 $3,090 $5,960 $13,354 $19,362 $49,514 $92,300 $42,141 $86,201 $627,772 $583,622 $528,568 $491,304 ‘$30,000 $2,890 $3,163 $6,073 $13,533 $10,614 $51,068 $97,378 $44,528 $91,297 $672,379 $625,610 $546,961 $508,934 ‘$30,000 $2,890 $3,278 $6,168 $13,718 $19,872 $54,555 $102,687 ‘$47,008 $96,532 $719,838 $670,312 $565,786 $526,859 ‘$30,000 $2,800 $3,377 $6,287 $13,008 $20,130 $57,219 $108,237 $49,578 $102,008 $770,316 $717,880 $584,967 $545,173 ‘$30,000 ‘$2,890 $3,478 96,368 $14,103 $20,413 $50,061 $114,006 $52,246 $107,726 $823,991 ‘$768,510 $604,587 $563,880 ‘$30,000 $2,890 $3,582 $6,472 914,305 $62,845 $120,095 $55,013 $113,704 $881,048 $822,356 $824,562 $982,984 $3,039,573 $3,586,553 $4,152,339 $4,737,326 $5,341,914 $5,968,506 $2,988,092 $3,475,026 $4,001,885 $4,547,057 $5,110,937 $5,693,921 $70,202 $143,683 $0.462 90.429 90.380 90.361 90.230 $165,769 $144,378 $139,573 $121,562 $767,620 $732,019 $1,447 $34,155 90.031 $0.083. $106,425 $217,953 90.479 90.445 30.360 90.362 90.248 90.216 $177,601 $154,041 $144,478 $126,045 $143,372 $293,827 90.496 90.462 $0.300 $0,363 $0.257 $0.225 $190,185 $166,190 $149,484 $130,624 $181,022 $371,201 $0.515 $0.480 $0.301 90.364 90.267 $0233 $203,565 $178,164 $154,500 $135,300 $219,356 $450,333 90.534 90.498 90.302 90.365 90.277 90.243 $217,786 $190,908 $159,796 $140,074 $258,356 $530,940 80.554 90.517 $0303 $0,368 90.287 90.252 $232,806 $204,450 $165,104 $144,045 $30,000 $2,800 $3,690 $6,580 $14,513 $20,987 $65,813 $126,424 $57,680 $119,949 $941,684 $870,615 $645,003 $602,488 $30,000 $2,890 $3,600 $6,601 $17,077 $27,171 968,887 $133,032 $57,601 $123,838 $1,009,357 $043,120 9067,976 9624,141 ‘$30,000 $2,890 $3,914 96,805 $18,221 $27,523 $72,070 $139,931 $60,653 $130,629 $1,077,809 $1,007,833 $689,155 $644,413 $6,611,508 $7,270,484 $7,968,639 $8,296,410 $6,920,550 $7,564,963 $298,000 $613,090 90.574 90.536 90.303 90.367 90.208 90.262 $248,944 $216,871 $170,513 $149,015 $912,009 $1,061,563 $1,216,173 $1,375,989 $1,541,073 $1,711,586 $858,064 $988,687 $1,123,987 $1,264,081 $1,409,008 $1,556,921 -$2,657 $51,370 A225 968,670 $0.032 $0.067 $6,170 $86,006 90.033 $0.068 $8,544 $103,364 90.034 $0.070 $11,340 $120,718 90.035 $0071 -$14,620 $138,046 $0.035 $0.073 $336,119 $695,053 90.206 0.370 $0311 90.273 $267,558 $235,466 $177,086 $155,628 $1,688,651 $1,714,748 $19,428 $154,477 90.034 90.073 $374,901 $778,576 90.396 90.371 $0.322 $0.284 $285,657 $251,754 $162,650 $160,972 $2,071,302 $1,875,721 $24,727 $170,854 $0.035 $0.075 ‘$30,000 $2,890 $4,032 96,922 $18,472 $27,686 $75,364 $147,132 $63,814 $137,718 $1,150,407 $1,076,503 $710,756 $665,000 $8,679,306 $8,230,062 $414,325 $863,658 90.334 90.205 $904,862 $269,055 $188,338 $168,217 $2,250,640 $2,041,038 ~$30,551 $187,151 $0.006 $30,000 $2,890 $4,153 $7,043 $18,731 $28,260 ‘$78,772 $154,646 $67,084 $145,118 $1,227,665 $1,149,632 ‘$732,782 $688,204 ‘$30,000 $2,890 4277 $7,168 $18,907 ‘$28,644 $82,206 $162,485 $70,468 $152,608 $1,309,560 $1,227,197 $755,236 $707,732 $30,000 $4,408 $7,206 $19,272 $29,041 $85,939 $170,661 $73,963 $160,893 $1,396,480 $1,309,550 ‘$778,124 $729,686 $30,000 $2,800 4,538 $7,428 919,565 929,449 $89,704 ‘$170,168 ‘$77,577 $169,283 $1,488,682 $1,308,966 $801,449 $752,072 ‘$30,000 $2,890 "674 ‘$7,564 $10,846 $29,870 $93,592 $188,077 $81,310 $178,053 $1,586,477 $1,489,734 $825,215 ‘$774,894 99,412,177 $10,167,414 $10,945,537 $11,746,986 $12,572,201 $8,916,267 $9,623,998 $10,353,685 $11,105,757 $11,680,651 $454,366 $950,277 90.667 90.625 90.308 90.373 90.46 $0.308 $325,235 $287,428 $194,130 $171,563 $2,453,770 $2,213,501 -$36.928 $203,340 $0.036 $0.078 $495,005 ‘$1,038,420 $0,602 30.648 $0.308 $0.374 90.350 90.318 $346,841 $308,042 $200,025 $177,000 $2,653,705 ‘$2,300,510 $43,688 $219,306 90.037 90.081 $536,217 $1,128,070 90.718 $0673 $0.400 $0.375 $0.373 $0.330 $369,748 $327,630 $208,025 $182,557 $2,859,620 $2,873,067 $51,461 $235,291 ‘$577,962 $1,210,211 90.745 $0.401 $0.376 90.368 $904,027 $349,501 $212,129 $188,206 $3,071,040 $2,761,273 -$50,678 $250,008 90.030 0.065 $620,276 $1,311,626 $0.773 90.725 $0.402 $0.377 $0401 $419,755 $372,683 $218,338 $193,057 $3,290,287 $2,955,231 $68,569 $266,487 ‘$0.040 $0.087 TUNUNAK Diesel Generation kWh Gal Gal Fust Fusl Cost $/Gal Fusl Cost Fusl Cost$/kwh Variable Non-Fusl Costs Sfwh Variable Non-Fusi Costs Foed Non-Fusl Costs $fewh Foed Non-Fusl Costs Total Non-FusiCost Total Power Generation Expenses 2.8 Present Worth (PW) Expenses PW Fector PW Total Expenses Acoundated PW Total Expenses 2. Power Costs & PCE Payments 3.0 Power Costs ‘Avg. Costkwh PW Avg. Costiwh 3b. PCE Payments PCE Payment Sfwh PCE Payment PWPCE Payments Accumadated PW PCE Payments 4 Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) Jacket Water Recovery Jacket Water + Exhaust Stack Recovery (E.S) (Diese! Fuel Gal Equivalent) Jacket Water Recovery Jacket Water + E.S. Capital Investment Jacket Water Recovery ES. “otal Capital invest. Jacket Water + E! Debt Service Jacket Water, 5% @15 yrs ES, 5% @8yre Total Debt Service Jacket Water + E.¢ O&M 2kot Water @ 6% of Investment + Inti E.S. @ 10% of Investment + inflation Total Expenses Heat Recovery Jacket Water Jacket Water +E.S. Year Sys. Losses 1990 = 15.00% Sys. Losses 2020 = 8.00% Load Factor . os Avg. Eligible PCE kwh Sold as % of Total = 50% 2001 20022003 750,168 787,178 784,347 857,600 874,583 891,541 196 200 204 11.0 4 1.2 77.972 78,754 79,527 $1220 $127 $1.92 $95,128 $99,923 $104,940 $0111 © $0.114 $0.18 $0112 $012 $0.12 $84,019 $89,361 $95,015 sos = $0.17 $0.18 $128,028 $134,041 $142,523 $210,086 $223,402 $237,538 $305,172 $323,325 $342,478 1.000 0.988 0.934 $305,172 $312,301 $319,707 $205,172 $617,564 $937,271 $0407 $0421 $0437 $0407 $0407 $0,408 $020 = $021 $0.21 $75017 $79,403 $84,021 $75.017 $76,718 $78,435 $75.017 $151,734 $230,169 ° 0 ° 0 0 ° ° ° ° ° ° ° 9 0 30 9 9 30 #9 %0 0 0 $0 0 30 30 0 0 %0 0 $0 0 $0 $0 $0 $0 $0 $0 $0 so $0 $0 2001 20022003 2004 601,674 908,564 207 1.3 80,292 $1.37 $110,187 90.121 $0.13 $100,009 $0.19 $151,408 $252.407 $362,684 0.902 $327,120 $1,264,301 90.452 $0.408 $0.22 $88,663 $80,167 $310,337 Bes se see 888 " 13 kWivgal year 2001 = kWhgal year 2020 = Ava PCE per kwh sold « $0.20 2005 2008 2007 619,158 836,800 854,500 925,649 942,785 + 960,000 au 215 219 114 115 11.6 81,048 61,705 62,534 $1.43 $1.48 $1.54 $115,673 $121,410 $127,407 90.125 $0.129 $0.133 $0.13 90.14 90.14 $107,229 $114,027 $121,110 $0.20 $0.20 $0.21 $160,094 $171,040 $181,665 $268,324 $285,087 $302,775 $363,997 $406,476 $430,182 oe71 0.842 0.814 $334,631 $342.242 $340,053 $1,599,022 $1,941,264 $2,201,217 90.409 $0 486 90.503 $0 400 $0.409 90.409 s023 124 90.25 $94,000 $99,386 $105,052 $81,076 $83,680 $85,460 $902,282 $475,032 $561,302 2.687 2,685 2.683 5,204 5,225 5.246 19,473 19,460 19,442 36,249 36,302 36,527 $26,001 $26,001 $28,001 $13,450 $13,450 $13,450 $40,351 $40,351 $40,351 $2502 «$2502 $2,502 $2,081 $2,081 $2,081 4673 4673 4673 $1,614 $1,662 $1,712 $1,345 $1,365 $1,427 $4,208 $4,254 $4,304 $3,428 «© $3,466 $3,508 205—~—<CtiaS eT? 872,555 977,262 W7 63,264 $1.61 $133,676 $0.137 90.15 ‘$128,601 022 $192,901 $321,502 $455,178 0.786 $357,766 $2,648,963 19,419 654 $26,901 $13,450 $40,351 $2,502 $2,061 4873 $1,764 $1,470 $4,365 $3,551 Variable Costs € 40% NFC Foad Costs at 60% NFC 2009 2010 890,669 908,039 994,580 1,011,052 Zr a 1.8 11.9 83,067 84,701 $1.67 $1.74 $140,229 © $147,078 90.141 0.145 $0.15 90.16 $136,522 $144,805 9023 $0.24 $204,762 $217,342 $341,304 $362. 237 4815 $500,315 0.750 07M $965,681 $373,700 $3,014,065 $3,386,365 90.541 90.560 90.411 90.411 90.26 $0.27 $117,284 = $123,879 $89,087 $90,894 $737,715 $828,600 2676 2671 5,284 5,301 19,300 10,356 36,775 36,889 $26,901 $26,901 $13,450 $13,450 $40,351 $40,351 2.582 $2,502 $2,081 $2,081 4673 “673 $1,817 $1,671 $1,514 $1,550 $4,408 4,463 $3,505 $3,640 2008 210 Est. Year 2001 Fuel Cost $/gal . Est. 2001 Non-Fusi Cost $/kwh Sales = 2011 927,368 1,029,378 235 124 85,407 $1.61 $154,236 ‘80.150 90.17 $183,746 90.25 $230,619 $384,365 $538,601 0.700 $381,824 ‘$3,770,189 $0.581 90.412 $0.28 $130,814 $92,737 $921,345 2,006 5318 19,317 36,008 $26,901 $13,450 $40,351 $2,502 $2,081 4673 $1,027 $1,608 $4,519 $3,687 21 122 90.28 90.11 90.17 2012 945,953 1,046,855 20 122 (86,105 $1.68 $161,717 90.154 90.17 $163,100 902 $244,650 ‘$407,750 $900,467 0.685 $300,054 $4,160,243 so.e02 0.412 $0.29 $138,108 $94,505 $1,015,041 19,273 37,0068 $26,901 $13,450 $40,351 $2,502 $2,081 4673 $1,065, $1,664 $4877 $3,735 2012 964,698 1,084,381 123 86,795 $1.95 $169,533 $0.159 $0.18 $172,985 $027 $259,478 $432,463 $601,998, 0.682 $396,391 $4,558,634 $0624 90.413 $0.30 $145,772 $98,470 $1,112,410 2.653 5B 19,223, 37,190 $38,682 $19,341 $58,023 $3,727 $2,992 $6,719 $2,321 $1,934 $6,048 4,927 2013 Fusl Inflection Factor ‘General irfation Factor Discount Rate 2014 2015 983,506 1,002,654 1,081,056 1,099,577 247 251 124 125 87.477 = 88,152 $2.03 $211 $177,700 $186,233 $0,164 $0,160 $0.19 $0.19 $183,429 $194,462 $0.28 30.29 $275,144 $291,604 $458,573 $488,156 $636,273 $672,300 0639 018 $408,896 $415,300 $4,985,470 $5,380,880 soe? = $0.671 $044 $0414 $0.31 $0.32 $153,830 $162,200 $98,260 $100,285 $1,210,770 $1,311,035 2.645 2.637 5,361 5,374 19,169 19,110 37277 (37,387 sseee2 $38,682 $19,341 $19,341 $58,023 $58,023 $3,727 $3,727 $2,002 $2,992 $4719 $8,719 $2,301 $2,462 $1,902 $2,082 $6,117 $6,180 $4,905 $5,044 2014 2015 40% 30% 35% 2016 1,021,868 1,997,242 255 126 06,816 $2.20 $196,148 $0.175 $0.20 $206,117 $0.30 $309,175 $515,201 $710,430 0.807 $424,084 $5,804,014 $0,005 90.415 30.34 $171,190 $102,187 $1,413,222 2.628 5,388 19,046 7431 $38,682 $19,341 $58,023 $3,727 202 6719 $2,538 $2,113 $5,108 216 2017 1,041,241 1,134,953 299 127 89,478 $2.29 ‘$204,460 $0.180 $0.21 $218,425 $0.31 $327,638 os77 $432,831 $6,237,745 90.721 10416 $0.35 $180,550 $104,124 $1,517,346 Waste Heat -Investmert per KW Jacket Water Jacket Water + Stack Heat 2018 2019 1,080,770 1,080,457 1,182,703 1,170,495 283 287 128 129 90,129 90,773 $2.38 $2.47 $214,188 $224,345 90.186 90.192 9.22 $0.23 $231,423 $245,146 90.33 344 $347,134 = $367,720 $878,557 $812,868 $702,743 $837,211 0.857 0.538 $441,719 $450,722 $6,679,464 $7,130,186 $0747 $0.75 $0416 90.417 $0.38 $0.37 $190,374 $200,804 $108,077 $108,046 $1,623,423 $1,731,469 2,600 25968 5.407 5416 18,904 18,626 37,560 37,616 $38,682 $38,682 $19,241 $10,341 $88,023 $58,023 872770 s3727 $2902 = $2,992 719 $8719 $2,601 $2,771 $2,242 $2,309 $6417 $8,498 $5,235 $5,302 2018 2019 $100 $150 2020 1,100,301 1,188,325 am 13.0 91,410 ‘$7,500,028 $0.803 90416 9.38 $211,533 $110,030 $1,841,499 2,587 18,743 ‘37,685 $38,682 $19,341 $58,023 $3,727 $2,002 6,719 $2,370 $96,581 $5,371 District Heating Systern Capital investmertt $0 Debt Service @ 5%, 15 Years $0 O&M at 10% of Investment + Inflation 9% Total Expenses District Heating 0 tal Expenses Waste Heat+ District Heating Jacket Water 2 Jacket Water +E S. 0 ‘Waste Heat Sales Jacket Water 0 Jacket Water +E S. Co Net Income Jacket Water $0 Jacket Water +S. 0 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Jacket Water $305,172 Jacket Water +E S. $305,172 PW Total Expenses. Jacket Water $305,172 Jacket Water +E S. $905,172 Acourniated PW Total Expenses Jacket Water $305,172 Jacket Water +£.S, $305,172 Acourniated PW Savings From Waste Heat Sales Jacket Water co Jacket Water +E.S. so © Power Costs & PCE Payments with Waste Heat Offset 6.0 Power Costs ‘Avg. Costiewh Jacket Water 90.407 Jacket Water +E S. $0.407 PW Avg. Costfcwh Jacket $0.407 Jacket Water +£.S. 90.407 6b. PCE Payments PCE Payment $/kwh Jacket Water $0.200 Jacket Water +E.8. 90.200 PCE Payments Jacket Water $75,017 Jacket Water +E.S. $75,017 PW PCE Paymerts Jacket Water $75,017 Jacket Water +£.S. $75,017 Accumated PW PCE Payments Jacket Water $75,017 Jacket Water +E.S. $75,017 ‘Accumulated P.W of PCE Savings Jacket Water 0 Jacket Water +E 8. $0 T. Potential Rate Reduotionvyikwh From Sales of Waste Heat Jacket Water $0 Jacket Water +ES. 30 88 888s 88 $323,325 $323,325 $312,391 $312,301 $617,564 $617,564 90.421 $0421 90.407 $0.407 $0207 $79,403 $79,403 $76,718 $76,718 $151,734 $151,734 88 88 88 8888 $342,478 $342,478 $310,707 $319,707 $937,271 $937,271 90.437 90.437 $0.408 $0.408 90.214 90.214 $84,021 $78,435 $78,435 $230,160 $230,160 888s 88 88 0 2 $362,684 $362,664 $327,120 $327,120 ‘$30,000 $2,800 $3,000 $5,890 $10,096 $13,522 $27,792 $51,736 $23,586 $48,310 $360,411 $335,687 $314,077 $292,532 ‘$30,000 ‘$2,890 ‘$5,980 $10,234 $13,701 $28,685 $54,017 $24,631 $50,550 $381,845 $356,926 $321,504 $299,680 $30,000 $2,890 $3,183 $6,073 $10,377 $13,685 $30,013 $56,386 $25,709 $52,878 $404,473 $877,304 $829,030 $308,937 $1,264,391 $1,578,468 $1,800,972 $2,220,011 $1,264,301 $1,556,022 $1,856,602 $2,163,540 $0452 $0.452 $0.408 ‘$80,167 ‘$80,167 $310,337 $310,337 $20,554 $42,000 $0440 $0.410 90.383 90.357 9232 904.823 $83,079 $82,633 $392,960 $382,735 $717 90,517 $41,292 $84,661 90.240 $0211 $100,468 $08,157 $84,502 $74,226 ‘$477,561 $456,961 $1,628 $18,972 90.029 ‘$0.080 962,208 $127,678 90473 $0441 $0.368 90.360 90219 $108,424 $93,510 $864,137 $533,008 $2,745 $28,384 90.030 90.062 $30,000 $2,890 $3,278 $6,168 $10,524 $14,075 $31,178 $58,846 $26,820 $55,296 $428,368 $399,683 $336,686 $314,304 $2,565,696 $2,477,844 $83,287 $171,139 90.491 90.458 ‘$0,360 90227 $112,705 $99,179 $88,585 $77,084 $852,722 $810,992 $4,074 $37,656 90.031 $0,063 ‘$30,000 $2,600 $3,377 $6,267 $10,675 $14,270 $32,375 961,402 $27,986 $57,607 $453,566 423,728 $344,444 $321,782 $2,910,140 $2,799,628 $104,525 $215,030 90.500 90.476 90.387 0.381 90.268 236 $119,229 $106,154 ‘$90,620 $79,055 $743,342 $690,847 $46,867 90.031 $0,065 ‘$30,000 $2,890 $3,478 36.368 $10,831 914,471 set 964,056 $29,148 960,415 $480,167 ‘$448,900 $352,314 $329,372 $3,262,454 $3,128,997 $125,911 $259,367 90.828 90.404 $0388 90.362 90278 90.245 $128,312 $111,460 $92,679 $81,781 $836,020 $772,629 $7,412 $55,980 s0.002 $0.088 $30,000 $2,690 $3,582 $6,472 $10,901 $14678 $34,884 $06,611 $30,365 963,124 $508,236 ‘$475,477 $300,206 $337,075 $3,622,751 $3,408,072 $147,438 $304,117 90.548 $0513 $0380 90.363 $0.288 90.255 $133,673 $118,113 ‘$04,764 $83,733 $930,784 $856,361 90,439 964,084 90.033 90.068 ‘$30,000 ‘$2,890 ‘$3,690 $11,157 $14,802 $96,196 969,672 $31,620 $85,996 $537,647 ‘$503,530 $368,398 $344,801 $3,901,148 $3,810,963 $169,096 $349,280 90.500 90532 $0389 90.365 90299 90.265 $141,432 $125,132 $96,873 $85,708 $1,027,657 $942,070 $11,717 ‘$73,871 033 $0.070 $30,000 $2,890 ‘$3,800 $6,601 $12,738 $17,665 $37,548 $72,641 $31,500 $67,715 $570,498 $534,281 $377,544 $353,578 $4,368,602 94,164,541 $180,042 $394,083, 90.301 $0.367 90.312 90.276 $150,270 $133,077 $90,452 $88,086 $1,127,110 $1,030,138 $14,600 $82,272 $0.033 $0.070 ‘$30,000 ‘$2,690 $12,922 $17,908 $38,940 $75,724 $32,822 $70,739 $603,451 $565,534 94,754,541 $4,526,146 $210,929 $439,323 90.614 $0575 $0.302 90.323 $158,608 $140,687 $101,600 $90,084 $1,228,709 $1,120,222 $17,940 $90,548 0.072 ‘$30,000 $2,890 $4,032 96,922 $13,111 $16,155 $40,372 $78,922 $94,183 $73,678 $638,208 $508,512 $304,272 $360,750 $5,148,813 $4,895,608 $222,046 $484,064 90.637 $0.507 90303 $0.360 90.335 90.297 $167,978 $140,122 $103,773 $92,125 $1,392,463 $1,212,347 $21,448 $08,688 $0,034 90.074 ‘$30,000 $2,600 $4,183 $7,043 $13,308 $18,412 $41,846 $35,584 $77,136 $674,855 $633,303 $402,815 $378,013 $5,551,628 $5,273,908 $253,286 $531,008 30.304 90.370 90.7 $0.309 $177,541 $157,804 $105,973 $04,102 $1,438,456 $1,308,539 $25.24 $108,683 90.035 $0.075 ‘$30,000 $2,600 4.277 $7,168 $13,508 $16,676 $43,363 $85,686 $37,024 $80,517 $713,408 $870,008 $411,470 $386,308 $5,063,107 $5,080,304 $274,638 ‘$877,440 90.305 90.371 ‘90.360 $187,613 $108,054 $108,198 $1,546,653 $1,402,822 -$29,307 $114,524 ‘$30,000 $2,890 $4,408 $7,298 $13,713 $18,948 $44,923 $89,280 $98,508 $84,025 $754,237 $708,718 $420,264 $394,900 96,383,370 ‘$8,055,205 $296,004 $624,259 sort $0.68 90.306 90.374 $198,219 $176,508 $110,449 $98,401 $1,657,102 $1,501,223 $33,679 $122,200 90.008 90.079 ‘$30,000 $2,800 $4,538 $7,428 $13,028 $19,228 $46,527 $40,029 $87,665 ‘$797,182 $740,547 $429,172 $6,812,542 $8,458,732 $317,644 9671,455 90.738 10.004 90.307 90.388 90.46 $200,368 $188,750 $112,725 $100,544 $1,769,627 $1,601,767 $38,358 $129,702 $0,081 ‘$30,000 $2,890 4674 $7,564 $14,145 $10,516 $48,176 $96,812 $41,505 $91,441 $842,447 $792,602 $438,204 412,278 $7,250,746 96,871,008 $339,280 $719,018 $0.766 90.720 $0398 $0375 $0,402 90.360 $221,141 $197,465 $115,028 $102,712 $1,884,855 $1,704,479 $43,356 $137,019 FUEL CELL GENERATION + WASTE HEAT RECOVERY Summary - Fuel Cells + Waste Heat Capture Year 2005 Akiachak kWh Sales 1,092,066 Avg. Cost/kwh $0.524 Akiak kWh Sales 923703 Avg. Cost/kwh $0.311 Aniak kWh Sales 2658927 Avg. Cost/kwh $0.561 Atmautiuak kWh Sales 645651 Avg. Cost/kwh $0.375 Chefornak kWh Sales. 645651 Avg. Cost/kwh $0.404 Kipnuk kWh Sales 1677698 Avg. Cost/kwh $0.277 Kongiganak kWh Sales 821063 Avg. Cosv/kwh $0.391 Kotlik kWh Sales. 1523211 Avg. Cost/kwh $0.345 Kwethtuk kWh Sales 1197162 Avg. Cost/kwh $0.348 Kwigillingok kWh Sales 540767 Avg. Cost/kwh $0.458 Napaskiak kWh Sales 771282 Avg. Cost/kwh $0.454 Newtok kWh Sales 425355 Avg. Costkwh $0.698 Nightmute kWh Sales 486698 Avg. Cost/kwh $0.491 Sheldon Point kWh Sales 507514 Avg. Cost/kwh $0.331 Tuluksak kWh Sales 471944 ‘Avg. Costkwh $0466 Tuntutuliak kWh Sales 828938 Avg. Cost/kwh $0.431 Alakanuk kWh Sales 1605688 Avg. Cost/kwh $0.448 Chevak kWh Sales 1779473 Avg. Cost/kwh $0.450 2006 1,129,789 $0.542 956589 $0.321 2729673 $0,582 677828 $0.395 677828 $0.413 1728711 $0.287 852816 $0.402 1576813, $0.356 1245071 $0.359 556074 $0.473 804398 $0.469 447160 $0.726 507208 $0.507 525712 $0.342 499187 $0.475 857791 $0.448 1651983 $0.465 1842443 $0.467 2007 1,168,135 $0.623 990035, $0.518 2801255 $0.777 710784 $0.707 710784 $0.682 1780475 $0.505 885167 $0.645 1631324 $0.570 1293905 ‘$0.567 571529 $0.817 838210 $0.744 469509 $1.148 528137 $0.866 544210 $0.707 527141 $0.735 887136 $0.745 1698928 $0.699 1906503 $0.691 2008 1,207,106 $0.628 1024042 $0519 2873675, $0 790 744519 $O711 744519 $0.683 1832992 $0,509 918115 $0.649 1686744 $0.576 1343664 $0.571 587130 $0.822 872718 $0.749 492402 $1.155 549484 $0.869 563010 $0.707 555808 $0.732 916975 $0.752 1746523 $0.708 1971655 $0.701 2009 1,246,700 $0.634 1058608 $0 521 2946932 $0 803 779032 $0.716 779032 $0.685 1886261 $0.514 951661 $0.653 1743074 $0.582 1394349 $0.575 602877 $0.828 907922 $0.755 515839 $1.163 571250 $0,873 582112 $0.709 585188 $0.730 947308 $0.759 1794770 $0.718 2037897 $0.711 2010 1,286,919 $0.641 1093734 $0.523 3021027 $0.818 814324 $0.721 814324 $0.687 1940281 $0.519 985803 $0.658 1800313 $0,588 1445959 $0.580 618772 $0.835 943822 $0.762 539820 $1,172 593435 $0.878 601514 $0.710 615276 $0.729 978134 $0.767 1843667 $0.729 2105229 $0.721 2011 1,327,761 $0.647 1129421 $0.526 3095959 $0.832 850395 $0.727 850305 $0.690 1995054 $0.524 1020543 $0.663 1858462 $0.504 1498405 $0.586 634813 $0.842 980418 $0,769 564345 $1,183 616038 $0.884 621218 $0.712 646079 $0.730 1009453 $0.775 1893215, $0.739 2173652 $0.731 2012 1,369,228 $0.655 1165687 $0.528 3171728 $0.847 887244 $0.733 887244 $0.694 2050579 $0.529 1055881 $0.668 1917520 $0.601 1551955 $0.591 651001 $0,849 1017709 $0.777 580414 $1,195 630061 $0.890 641224 $0.715 677593 $0.731 1041265 $0.784 1843413 $0.751 2243166 $0.742 2013 1,411,318 $0.662 1202473 $0.532 3248335 $0.863 924872 $0.740 924872 $0.698 2106855 $0.535 1091816 $0.674 1977487 $0.609 1606341 $0,598 667335 $0.858 1055697 $0,785 615027 $1,208 662501 $0.897 661530 $0.718 709820 $0.733 1073571 $0.793 1894262 $0.762 2313771 $0.754 2014 1,454,032 $0.670 1239840 $0.535 3325779 $0.879 963279 $0.747 963279 $0.703 2163884 $0.541 1128348 $0.681 2038364 $0.616 1661653 $0.604 683816 $0.866 1094381 $0.794 641184 $1.222 686361 $0,905 682138 $0.722 742758 $0.736 1106370 $0.803 2045762 $0.774 2385466 $0.766 2015 1,497,371 $0.679 1277768 $0.539 3404060 $0.896 1002464 $0.755 1002464 $0.709 2221665 $0.548 1165477 $0.688 2100149 $0.624 1717889 $0.611 700444 $0.876 1133761 $0.803 667885 $1,238 710639 $0.914 703048 $0.727 776408 $0.740 1139662 $0.813 2097912 $0.787 (2458252 $0.778 2016 1,541,333 $0.688 1316252 $0.543 3483179 $0.913 1042429 $0.763 1042429 $0.715 2280197 $0.554 1203204 $0.696 2162845 $0.633 1775051 $0.619 717218 $0.885 1173837 $0.813 695129 $1.254 735336 $0.923 724258 $0.731 810771 $0.745 1173448 $0.624 2150713 $0.800 2532128 $0.792 2017 1,585,920 $0.697 1355298 $0.548 3563135 $0.931 1083171 $0.771 1083171 $0.722 2339482 $0.561 1241528 $0.704 2226449 $0.642 1833139 $0.627 734139 $0.896 1214609 $0.824 722918 $1.271 760451 $0.933 745770 $0.737 845845 $0.751 1207727 $0.836 2204165 $0.813 2607096 $0.805 2018 1,631,130 $0.707 1394905 $0.553 3643928 $0.949 1124683 $0.780 1124683 $0,729 2399519 $0.56 1280449 $0.712 2290963 $0.651 1892151 $0.635 751207 $0.907 1256077 $0.835 751251 $1.290 785985 $0.044 767584 $0.743 881632 $0.757 1242500 $0.848 2256268 $0.627 2683154 $0.819 2019 1,676,065 $0.718 1435071 $0.558 3725559 $0.968 1168993 $0.790 11669983 $0.737 2460307 $0.577 1319968 $0.721 2356386 $0.660 1952089 $0.644 768421 $0.918 1288240 $0.847 780128 $1.310 811938 $0.956 789698 $0.749 918130 $0.764 1277765 $0.860 2313021 $0.842 $0.833 2020 1,723,423 $0.729 1475798 $0.564 3808028 $0.987 1210071 ‘$0.800 1210071 $0.745 2521848 $0.585 1360084 $0.731 2422719 $0.671 2012953 $0.653 785782 $0.931 1341100 ‘$0.860 809549 $1.330 838310 $0.968 812114 $0.756 955341 $0.772 1313524 $0.874 2368425 $0.857 2838542 $0.848 09/07/2001 Eek kWh Sales Avg. Costkwh Emmonak kWh Sales Avg. Cost/kwh Goodnews Bay kWh Sales Avg. Cost/kwh Hooper Bay kWh Sales Avg. Cost/kwh Kasigluk Nunapitchuk kWh Sales Avg. Cost/kwh Marshall kWh Sales Avg. Cost/kwh Mekoryuk kWh Sales Avg. Costkwh Mt Village kWh Sales Avg. Cost/kwh Pilot Station kWh Sales Avg. Costkwh Quinhagak kWh Sales Avg. Costkwh Russian Mission kWh Sales Avg. Cost/kwh ‘Scammon Bay kWh Sales Avg. Cosi/kwh ‘St Marys Pitkas Point kWh Sales Avg. Cost/kwh Toksook Bay kWh Sales Avg. Cost/kwh Tununuk kWh Sales Avg. Cost/kwh Kalskag Upper Lower kWh Sales Avg. Cost/kwh Akiachak sales*cost kwhs Akiak sales*cost kwhs Aniak sales*cost 654129 $0.472 2764251 $0.450 713306 $0.488 2633178 $0.456 2660299 $0.561 1031541 $0.445 826023 $0.462 2583417 $0.455 1403053 $0.464 1353988 $0.487 749570 ‘$0.464 1142656 $0.454 $0.473 1315658 $0.476 765968.053 $0.479 1163633 $0.457 $572,668 1,092,066 $287,063 923,703 $1,492,140 672005 $0.490 2845863 $0.467 733909 $0.506 2727370 $0.473 2751829 $0.560 1053859 $0.462 838546 $0.479 2642799 $0.472 1451609 $0.481 1396828 $0.485 776896 $0.481 1188382 $0.471 2894801 $0.489 1359764 $0.493 769918.566 $0.48 1202055 $0.475 $612,619 1,128,789 $307,432 956,589 $1,589,502 690107 ‘$0.812 2928619 $0.670 754806 $0.800 2823199 $0.685 2844891 $0.676 1076414 $0.740 851160 $0.681 2702856 $0.673 1500986 $0.712 1440333 $0.718 804707 ‘$0.780 1234980 $0.725 $0.669 1404595 $0.721 773869.079 $0.73 1241096 $0.733 $727,765 1,168,135 $512,970 990,035 $2,175,306 708436 $0.819 3012518 $0.680 775996 $0.808 2920666 $0.695 2939487 $0.686 1099206 $0.749 863865 $0.691 2763587 $0.684 1551184 $0.721 1484501 $0.728 833003 $0.787 1282450 $0.733 3013037 $0.680 1450151 $0,730 777819.592 $0.782 1280756 $0.742 $758,632 1,207,106 $531,936 1,024,042 $2,269,447 726992 $0.827 3097562 $0.691 797479 $0.816 3019770 $0.706 3035616 $0.697 1122236 $0.758 876660 $0.702 2824993 $0.694 1602203 $0.730 1529334 $0.737 861784 $0,794 1330792 $0.742 3073027 $0.691 1496432 $0.740 781770.105 $0.791 1321035 $0.751 $790,867 1,246,700 $551,687 1,058,608 $2,367,533 745775 $0.835 3183750 $0.702 819256 $0.825 3120511 $0.717 3133278 $0.708 1145503 $0.768 889546 $0.714 2887074 $0.705 1654044 $0.740 1574830 $0.747 891051 $0.802 1380006 $0.750 3133508 $0,702 1543439 $0.750 785720.618 $0.801 1361832 $0.761 $824,533 1,286,919 $572,258 1,093,734 $2,469,732 764784 $0.844 3271082 $0.713 841326 $0.834 3222890 $0.729 3232474 $0.719 1169008 $0.778 902522 $0.726 2949830 $0.717 1708708 $0.750 1620991 $0.758 920803 $0.810 1430082 $0.760 3194751 90.714 1591172 $0.760 789671.132 $0.811 1403448 $0.771 $859,692 1,327,761 $593,686 1,129,421 $2,576,215 784019 $0.853 $0.725 $0.844 3326905 $0.741 $0.731 1192750 $0,789 915589 $0.738 3013260 $0.720 1760190 $0.761 1667815 $0.769 951041 $0.819 1481050 $0.770 3256485 $0.726 1639629 $0.771 793621.645 $0.821 1445583 $0.782 $896,413 1,369,228 $616,009 1,165,667 $2,687,163 803482 $0.863 3449178 $0.737 886345 $0.854 3432559 $0.754 3435465 $0.744 1216729 $0.800 928747 $0.751 3077365 $0.741 1814495 $0.72 1715304 $0.780 981763 $0.628 1532681 $0.780 3318800 $0.738 1688812 $0.783 797572.158 $0.832 1488336 $0.793 $934,765 1,411,318 $639,266 1,202,473 $2,802,763 823171 $0.874 3530042 $0.750 900295 $0.865 3530849 $0.767 3530261 $0.756 1240946 $0.812 941996 $0.764 3142145 $0.754 1869621 $0.784 1763456 $0.782 1012072 $0.838 1585583 $0.71 3381697 90.751 1738720 $0.794 801522.671 $0.844 1531708 $0.805 $974,822 1,454,032 $663,502 1,238,840 $2,923,208 843087 ‘$0.885 3631850 $0.763 932539 $0.876 3648777 $0.781 3644590 $0.770 1285399 $0.824 955335, $0.77 3207599 $0,767 1925569 $0.797 1812273 ‘$0.805 1044665 $0.849 1639157 ‘$0,803 3445175 $0.765 1789354 ‘$0,807 805473.184 $0.856 1575698 $0.817 $1,016,663 1,497,371 $688,750 1,277,766 $3,048,703 863220 $0.897 3724901 $0.776 956075 $0.888 3759342 $0.795 3751453 $0.783 1290091 $0.837 968765 $0.791 3273728 $0,781 1982337 $0.809 1861753 $0.818 1076844 $0.860 1693603 $0.815 3509234 $0.778 1840713 $0.820 809423.697 $0.868 1620308 $0.830 $1,060,365 1,541,333 $715,084 1,316,252 $3,178,457 3819097 $0,781 979905 $0.901 3871545 $0.810 3859648 $0.797 1315019 $0.850 982285 $0.806 3340531 $0.795 2039928 $0.823 1911898 $0.831 1109508 $0.872 1748921 $0.827 3573875 $0.783 1892797 $0.833 813374211 $0.881 1665535 $0.843 $1,108,015 1,585,920 $742,526 1,355,289 $3,315,690 904104 $0.922 3014437 $0.805 1004028 $0.014 3985385 $0.825 3969777 $0.812 1340185 $0.864 995897 $0.821 3408010 $0.810 2008339 $0.836 1962706 $0.845 1142657 90.884 1805111 $0.841 3639097 ‘$0.807 1945606 $0.847 817324,724 $0.695 1711382 $0.857 $1,153,609 1,831,130 $771,135 1,394,905, $3,457,630 925016 $0.935 4010921 $0.820 1028445 $0,927 4100862 $0.840 4081240 $0.827 1365588 $0.878 1009598 $0.836 3476162 $0.825 2157572 $0.851 2014179 $0.860 1176292 $0.897 1862173 $0.854 3704900 $0.822 1999141 $0.862 821275.237 $0.909 1757847 $0.871 $1,203,510 1,676,965 ‘$800,065 1,435,071 $3,605,515 846066 $0.049 4108549 $0.835 1053155 $0,042 4217977 $0.856 4194235 $0.843 1391220 $0.892 1023301 $0.852 3544990 $0.840 2217626 $0.866 2066315 $0.875 1210412 90.911 1920107 $0.869 3771285 $0.838 2053402 $0.877 825225.75 $0.923 1804931 $0.886 $1,255,542 1,723,423 $832,071 1,475,798 $3,759,589 09/07/2001 kwhs Atmautiuek sales*cost kwhs Chefornak sales*cost kwhs Kipnuk sales*cost kwhs Kongiganak sales*cost kwhs Kotlik sales*cost kwhs Kwethluk sales*cost kwhs Kwigillingok sales*cost kwhs Napaskiak sales*cost kwhs Newtok sales*cost kwhs Nightmute sales*cost kwhs Sheldon Point sales*cost kwhs Tuluksak sales*cost kwhs Tuntutullak sales*cost kwhs Alakanuk sales*cost kwhs Chevak sales*cost kwhs Eek sales*cost kwhs Emmonak sales*cost kwhs Goodnews Bay sales*cost kwhs Hooper Bay sales*cost kwhs 2,658,927 $241,934 645,651 $260,851 645,651 $464,514 1,677,698 $320,830 821,063 $525,254 1,523,211 $0 $416,958 1,197,162 $0 $247,695 540,767 $350,278 771,282 $296,946 425,355 $238,748 486,698 $167,919 507,514 $219,954 471,944 $357,498 828,938 $719,136 1,605,688 $801,095 1,779,473 $308,971 654,129 $1,244,429 2,764,251 $348,380 713,306 $1,200,625 2,633,178 2,729,673 $267,508 677,828 $280,232 677,828 $495,436 1,728,711 $342,626 852,816 $561,701 1,576,813 $o $447,528 1,245,071 $0 $263,174 556,074 $377,637 804,398 $324,426 447,160 $257,401 507,208 $179,991 525,712 $237,074 499,187 $384,405 857,791 $768,337 1,651,983 $861,028 1,842,443 $329,286 672,005 $1,329,956 2,845,863 $371,237 733,909 $1,289,655 2,727,370 2,801,255 $502,639 710,784 $484,849 710,784 $898,406 1,780,475, $571,269 885,167 $930,463 1,631,324 so $733,080 1,293,905 $o $466,855 571,529 $623,898 838,210 $538,891 469,509 $457,434 528,137 $384,806 544,210 $387,213 527,141 $661,256 887,136 $1,187,730 1,698,928 $1,318,319 1,906,503 $560,084 690,107 $1,961,350 2,928,619 $604,006 754,808 $1,933,327 2,823,199 2,873,675 $529,643 744,519 $508,475 744,519 $932,884 1,832,992 $595,799 918,115 $971,290 1,686,744 $o $766,792 1,343,664 $o $482,757 587,130 $654,092 872,718 $568,553 492,402 $477,631 540,484 $398,325 563,010 $406,636 555,808 $689,565 916,975 $1,237,533 1,746,523 $1,381,723 1,971,655 $580,145 708,436 $2,048,363 3,012,518 $626,857 775,996 $2,030,618 2,920,666 2,946,932 $557,870 779,032 $533,286 779,032 $968,751 1,886,261 $621,450 951,661 $1,013,889 1,743,074 $o $802,053 1,384,349 $o $499,290 602,877 $685,761 907,922 $599,851 515,839 $498,815 571,250 $412,427 582,112 $427,099 585,186 $719,157 947,308 $1,289,457 1,794,770 $1,448,015 2,037,897 $601,046 726,992 $2,139,087 3,097,562 $650,694 797,479 $2,132,399 3,019,770 3,021,027 $587,380 814,324 $559,337 814,324 $1,006,067 1,940,281 $648,273 985,803 $1,058,339 1,800,313 $o $838,933 1,445,959 $0 $516,481 618,772 $718,973 943,822 $632,861 539,820 $521,032 593,435 $427,137 601,514 $448,651 615,276 $750,089 978,134 $1,343,500 1,843,687 $1,517,322 2,105,229 $622,823 745,775 $2,233,682 3,183,750 $675,561 819,256 $2,238,872 3,120,511 3,095,959 $618,235 850,395 $586,686 850,395 $1,044,896 1,995,054 $676,320 1,020,543 $1,104,720 1,858,462 $0 $877,507 1,498,495 $o $534,356 634,813 $753,797 980,418 $687,665 564,345 $544,327 616,038 $442,483 621,218 $471,347 646,079 $782,418 1,009,453 $1,400,029 1,893,215 $1,589,777 2,173,652 $645,513 764,784 $2,332,312 3,271,082 $701,501 841,326 $2,350,245 3,222,890 3,171,728 $650,408 887,244 $615,390 887,244 $1,085,303 2,050,579 $705,648 1,055,881 $1,153,118 1,817,520 $0 $017,852 1,551,955 $0 $552,946 651,001 $790,306 1,017,709 $704,346 589,414 $568,752 639,061 $458,493 641,224 $495,240 677,593 $816,207 1,041,265 $1,458,871 1,943,413 $1,685,519 2,243,166 $669,154 784,019 $2,435,152 3,350,558 $728,560 863,688 $2,466,736 3,326,005 3,248,335 $684,238 924,872 $645,513 924,872 $1,127,357 2,106,855 $736,313 1,091,816 $1,203,621 1,977,487 $0 $960,051 1,606,341 $0 $572,280 667,335 $828,579 1,055,697 $742,994 615,027 $504,355 662,501 $475,195 661,530 $520,390 709,820 $851,521 1,073,571 $1,520,219 1,994,262 $1,744,692 2,313,771 $693,788 803,482 $2,542,380 3,449,178 $756,788 886,345 $2,588,574 3,432,559 3,325,779 $719,527 963,279 $677,120 963,279 $1,171,131 2,163,884 $768,377 1,128,348 $1,256,323 2,038,364 $o $1,004,188 1,661,653 $o $592,388 683,816 $868,695 1,094,381 $783,698 641,184 $621,191 686,361 $492,622 682,138 $546,858 742,758 $888,427 1,106,370 $1,584,180 2,045,762 $1,827,446 2,385,466 $719,457 823,171 $2,654,183 3,539,942 $786,234 909,295 $2,715,905 3,539,849 3,404,060 $756,436 1,002,464 $710,279 1,002,464 $1,216,700 2,221,665 $801,902 1,165,477 $1,311,320 2,100,149 $0 $1,050,354 1,717,889 $0 $613,304 700,444 $910,737 1,133,761 $826,556 667,885 $649,316 710,639 $510,805 703,048 $574,706 776,408 $926,993 1,139,662 $1,650,863 2,087,912 $1,913,940 2,458,252 $746,204 843,087 $2,770,757 3,631,850 $816,953 932,539 $2,849,249 3,648,777 3,483,179 $795,045 1,042,429 $745,062 1,042,429 $1,264,141 2,280,187 $836,955 1,203,204 $1,368,714 2,162,845 $0 $1,098,641 1,775,051 $o $635,061 717,218 $954,793 1,173,837 $871,667 695,129 $678,780 735,336 $529,776 724,258 $604,005 810,771 $967,206 1,173,448 $1,720,387 2,150,713 $2,004,336 2,532,129 $774,075 863,229 $2,892,305 3,724,901 $848,996 956,075 $2,988,503 3,750,342 3,563,135 $835,432 1,083,171 $781,543 1,083,171 $1,313,538 2,339,482 $873,605 1,241,528 $1,428,610 2,226,449 $0 $1,149,150 1,833,139 $o $657,694 734,139 $1,000,955 1,214,609 $919,137 722,918 $709,669 760,451 $549,572 745,770 $634,823 845,845 $1,009,409 1,207,727 $1,792,872 2,204,165 $2,098,805 2,607,096 $803,118 883,598 $3,019,040 3,819,097 $882,422 979,905 $3,134,208 3,871,545 3,643,028 $877,685 1,124,693 $819,802 1,124,693 $1,364,976 2,390,519 $911,924 1,280,449 $1,491,119 2,290,963 $0 $1,201,981 1,892,151 $0 $681,239 751,207 $1,049,318 1,256,077 $969,074 751,251 $742,022 785,985 $570,230 767,584 $667,235 881,632 $1,053,414 1,242,500 $1,868,443 2,258,268 $2,197,526 2,683,154 $833,383 904,194 $3,151,181 3,914,437 $917,290 1,004,028 $3,286,645 3,085,385 3,725,559 $921,890 1,166,983 $859,919 1,166,993 $1,418,545 2,460,307 $951,989 1,319,968 $1,556,356 2,356,386 $o $1,257,244 1,952,089 $0 $705,735 768,421 $1,099,981 1,298,240 $1,021,593 780,128 $775,913 811,938 $591,786 789,698 $701,319 918,130 $1,099,391 1,277,765 $1,947,231 2,313,021 $2,300,685 2,760,302 $864,921 925,016 $3,288,959 4,010,921 $953,663 1,028,445 $3,445,929 4,100,862 3,808,026 $968,139 1,210,071 $901,080 1,210,071 $1,474,338 2,521,848 $993,878 1,360,084 $1,624,443 2,422,719 $0 $1,315,051 2,012,953 $o $731,220 785,782 $1,153,050 1,341,100 $1,076,812 809,549 $811,412 838,310 $614,281 812,114 $737,157 955,341 $1,147,430 1,313,524 $2,020,372 2,368,425 $2,408,476 2,838,542 $897,786 946,066 $3,432,613 4,108,549 $991,605 1,053,155 $3,612,456 4,217,977 09/07/2001 Kasigluk Nunapitchuk sales*cost kwhs Marshall sales*cost kwhs Mekoryuk sales*cost kwhs Mt Village sales*cost kwhs Pilot Station sales*cost kwhs Quinhagek sales*cost kwhs Russian Mission sales*cost kwhs Scammon Bay sales*cost kwhs St Marys Pitkas Point sales*cost kwhs Toksook Bay sales*cost kwhs Tununuk sales*cost kwhs Kalskag Upper Lower sales*cost kwhs total cost total kwh sold ‘$/kwh $1,491,320 $1,565,588 2,860,299 2,751,820 $458,943 $487,143 1,031,541 1,053,859 $381,282 $401,907 826,023 838,546 $1,175,026 $1,246,600 2,583,417 2,642,789 $651,511 $698,636 1403053 1451609 $632,867 $677,062 1,353,088 1,396,828 $348,065 $373,908 749,570 776,896 $518,747 = $559,592 1,142,656 1,188,382 $1,340,382 $1,414,182 2,836,555 2,894,801 $625,702 $669,913 1315658 1350764 $367,030 $376,273 765,968 769,919 $532,206 $570,885 1,163,633 1,202,055 $19,606,966 $20,919,879 43,200,016 44,573,508 $0,454 $0.469 $1,923,148 2,844,891 $796,096 1,076,414 $579,419 851,160 $1,819,319 2,702,856 $1,068,292 1500986 $1,034,813 1,440,333 $627,889 804,707 $895,852 1,234,980 $1,977,084 2,953,628 $1,013,278 1404595 $598,464 773,869 $910,223 1,241,096 $31,865,794 45,969,413 $0.693 $2,017,004 $2,115,292 2,839,487 3,035,616 $822,047 $850,856 1,099,206 1,122,236 $597,203 $615,837 863,865 876,660 $1,888,930 $1,961,328 2,763,587 2,824,993 $1,117,879 $1,169,714 1551184 1602203 $1,080,157 $1,127,503 1,484,501 1,529,334 $655,382 $684,142 833,003 861,784 $940,309 © $986,868 1,282,460 1,330,792 $2,048,695 $2,123,086 3,013,037 3,073,027 $1,059,190 $1,107,170 1450151 1496432 $608,298 = $618,547 777,820 781,770 $950,484 $992,548 1,280,756 1,321,035 $33,234,353 $34,663,374 47,387,744 48,828,495 $0.701 $0.710 $2,217,928 3,133,278 $879,866 1,145,503 $835,080 889,546 $2,036,628 2,887,074 $1,223,806 1654044 $1,176,036 1,574,830 $714,226 891,051 $1,035,624 1,380,006 $2,200,370 3,133,598 $1,157,307 1543439 $629,218 785,721 $1,036,493 1,361,832 $36,155,495 50,291,667 $0.719 $2,325,199 3,232,474 $910,021 1,169,008 $655,045 902,522 $2,114,949 2,849,830 $1,280,526 1708706 $1,228,549 1,620,991 $745,692 920,803 $1,086,674 1,430,092 $2,280,666 3,194,751 $1,209,699 1591172 $640,323 789,671 $1,082,402 1,403,448 $37,713,473 51,777,266 $0,728 $2,437,307 3,333,203 $941,369 1,192,750 $675,762 915,589 $2,196,418 3,013,260 $1,339,714 1760190 $1,282,435 1,667,815 $778,603 951,041 $1,140,121 1,481,050 $2,364,094 3,256,485 $1,264,441 1639629 $651,873 793,622 $1,130,361 1,445,583 $39,340,175 53,285,280 $0.738 $2,554,485 3,435,465 $973,958 1,216,729 $697,260 928,747 $2,281,160 3,077,365 $1,401,570 1814495 $1,338,695 1,715,304 $813,019 981,763 $1,196,073 1,532,881 $2,450,782 3,318,800 $1,321,639 1688812 $663,880 797,572 $1,180,460 1,488,336 $41,038,604 54,815,716 $0.749 $2,676,806 3,530,261 $1,007,839 1,240,946 $719,569 941,096 $2,360,315 3,142,145 $1,466,213 1869621 $1,397,420 1,763,456 $849,011 1,012,972 $1,254,639 1,585,583 $2,540,861 3,381,697 $1,381,399 1738720 $676,355 801,523 $1,232,793 1,531,708 $42,811,893 56,368,579 $0.759 $2,804,830 $2,038,509 $3,078,184 3,644,590 3,751,453 3,859,848 $1,043,064 $1,079,690 $1,117,771 1,265,399 1,200,081 1,315,019 $742,718 $766,741 $791,670 955,335 968,765 982,285 $2,461,021 $2,556,426 $2,655,679 3,207,599 3,273,728 == 3,340,531 $1,533,765 $1,604,352 $1,678,109 1925569 1982337 2039928 $1,458,748 $1,522,762 $1,589,589 1,812,273 1,861,753 1,911,898 $886,645 $825,995 $967,137 1,044,665 1,076,844 — 1,109,508 $1,315,037 $1,380,088 $1,447,219 1,639,157 1,693,603 1,748,921 $2,634,470 $2,731,750 $2,832,850 3,445,175 3,509,234 3,573,875 $1,443,835 $1,509,063 $1,577,205 1789354 1840713 1892797 $689,311 $702,761 $716,719 805,473 809,424 813,374 $1,287,456 $1,344,554 $1,404,189 1,575,698 1,620,308 1,665,535 $44,663,298 $46,596,232 $48,614,243 57,943,856 59,541,558 61,161,678 $0.771 $0.783 $0.795 $3,224,118 3,960,777 $1,157,368 1,340,185 $817,542 995,897 $2,758,943 3,408,010 $1,755,172 2098330 $1,659,349 1,862,706 $1,010,149 1,142,657 $1,517,463 1,805,111 $2,937,925 3,630,097 $1,648,380 1945606 $731,199 817,325 $1,466,476 1,711,382 $50,721,043 62,804,225 $0.808 $3,376,584 4,081,240 $1,198,542 1,365,588 $844,391 1,009,598 $2,866,378 3,476,162 $1,835,688 2157572 $1,732,171 2,014,179 $1,055,114 1,176,292 $1,590,958 1,862,173 $3,047,133 3,704,900 $1,722,747 1999141 $746,216 821,275 $1,531,528 1,757,847 $52,920,486 64,469,185 $0.821 $3,535,867 4,194,235 $1,241,358 1,391,228 $872,255 1,023,391 $2,978,158 3,544,990 $1,919,807 2217626 $1,808,186 2,066,315 $1,102,118 1,210,412 $1,667,847 1,920,107 $3,160,643 3,771,285 $1,800,420 2053402 $761,785 825,226 $1,599,467 1,804,831 $55,216,614 66,156,576 $0.835 09/07/2001 Akiachak Sys Losses 1999 = 15.00% Fual Efficiency Btuykwh = 8500 Est. Year 2001 Fuel Cost $/gal $1.08 Fusl Inflaction Factor 4.0% ‘Waste Heat Capital Invest per KW Fuel Celis - Propane Fuel Sys. Losses 2020 = 8.00% Btugal 91,500 General Inflation Factor 3.0% Load Factor . os Est 2001 NonFusl Cost $/kwh = $0.17 Discount Rate 35% Hot Water Waste Avg. Eligible PCE kwh Fuel Cell Installed Cost/kw = $1,200 O&M perikwh = $0.010 Heat Boller = $100 Sok as % of Total = 49% Avg. PCE per kwh soki = 02 Year 2001 2002 2003 2004 (2005 2008 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 1. Load Requirements kWh Seles 947,416 962,643 1,018,403 1,054,968 1,092,086 1,129,789 1,168,135 1,207,108 1,246,700 1,286,919 1,327,761 1,369,228 1,411,318 1,454,032 1,497,371 1,541,333 1,585,820 1,631,130 1,676,965 1,723,423 kWh Generated 1,083,212 1,120,213 1,157,687 1,195,630 1,234,035 1.272.896 1,312,205 1,351,050 1,392,148 1,432,770 1,473,815 1,515,279 1,557,154 1,509,435 1,642,117 1,685,191 1,728,653 1,772,495 1,816,712 1,861,297 kW Demand 247 256 264 273 282 291 0 308 318 327 36 6 36 365 375 385 395 405 a5 425 2, Fuel Cell Generators 100kw 0 ° o 0 ° o wo 300 300 300 300 300 300 30 x0 00 30 300 00 0 3. Expenses 3a Expenses Capital Cost Turbine Generation so #9 0 so $0 $0 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 Debt Service @ 7%, 10 Years so sO $0 so $0 $0 $51,256 = $51,286 9 $51,256 9 $51,256 §=—- $51,256 9 $51,256 §9=— $51,256 9 $51,256 §=— $51,256 = $51,256 $51,256 $51,256 $51,256 $51,256 kWh (Gal oO ° 0 0 o 0 108 10.8 108 108 108 108 108 10.8 108 10.8 108 108 108 108 Gal Fuel o °o ° oO ° O 121,899 125,592 129,325 133,099 136,012 140,764 144,654 148,581 182,546 = 156,548 160,585, 164,658 168,768 172,907 Ful Cost $/Gal $1.08 $1.12 $1.17 $1.21 $1.26 $1.31 $1.37 $1.42 $1.48 $1.54 $1.60 $1.66 $1.73 ‘$1.60 $1.87 $1.95 $2.02 $2.10 $2.19 $2.26 Fuel Cost 0 #0 0 $0 $0 $0 $166,580 $178,492 $191,150 $204,508 $218,876 $234,035 $250,123 $267,191 $285,204 $304,488 $324,635 $346,306) $309,239 «$393,433 Fuel Cost $/kwh 9 $0 0 so $0 9 $0.127 $0.132 $0.137 $0.143 90.149 90.154 90.161 ‘$0.167 $0.174 90.181 90.188 90.195 90.203 90.211 aM so so $0 $0 $0 $0 $14,330 $15,216 $16,190 $17,108 $18,128 $19,195 $20,317 $21,405 $22,731 $24,027 $25,386 © $26,811 $28,904 = $20,868 (Other Non-FusiCost 0 90 0 $0 0 $0 $243,760 $258,679 $274,360 $200,836 $308,143 $326,317 $345,305 $365,416 $386,423 $408,455 $431,559 $455,780 $481,164 $507,762 Replace at 10% of Cost 0 90 90 $0 0 $0 = $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 ‘$36,000 ‘$36,000 $36,000 $36,000 Energy Storgy System $0 0 0 $0 0 $0 = $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 ‘$75,000 ‘$75,000 $75,000 $75,000 Debt Service @ 7%, 10 Years 0 #0 co Co 0 $0 $10,678 $10,678 + $10,678 $10,678 $10,678 $10678 $10,678 $10,678 $10678 $10,678 $10,678 $10.678 $10,678 $10,678 Replace and O&M 10% of Cost 9% 9 co 0 0 9 ‘$7,500 ‘$7,500 $7,500 $7,500 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 ‘$7,500 ‘$7,500 $7,500 $7,500 $7,500 $7,500 Propane Fuel Storage Sigal $0 $0 $0 $0 $0 $0 $2 $2 $2 $2 $2 $2 $2 $2 $2 2 $2 $2 $2 $2 Propane Fuel Storage Cost $ 90 90 $0 $0 a $0 $243,708 $251,184 $258,651 $266,106 $273,823 $281,527 $280,307 $207,163 $305,003 $313,006 $321,170 $329,316 $337,531 $345,815 Total Expense Turbine Generation 0 0 $0 $0 co $0 $773,911 $809,005 $845,733 $884,173 $924,403 $966,508 $1,010,576 $1,056,609 $1,104,974 $1,155,500 $1,208,385 $1,263,737 $1,321,673 $1,382,312 Diesel Genertion kWh/Gal 10.4 10.5 10.7 108 4 "1 0 ° oO ° ° 0 ° o 0 ° 0 0 0 oO Gai Fusl 104,185 106,314 106,462 110,509 $112,724 $114,830 0 0 9 $0 #0 90 $0 $0 $0 $0 90 co a so Fusl Cost $/Gal + $1.63 $1.70 $1.76 $1.83 $1.91 $1.96 90 0 90 0 $0 90 $0 $0 $o 90 9 20 $0 9 Fusi Cost $169,773 $180,223 $191,219 $202,786 $214,951 $227,742 0 0 0 $0 $0 $0 #9 $0 cs 9 9 0 0 9 Fust Cost$/kwh 90.157 $0.161 90.165 90.170 90.174 90.179 90 #” $0 9 cs 9 90 » 9 #2 #9 90 cu #9 Variable Non-Fusl Costs $/kwh 90.112 $0.116 $0.121 90.126 90.131 90.136 *” 0 so 0 co 90 0 #0 0 #0 0 $0 cu $0 Variable Non-Fusl Costs $108,111 $114,458 $123,379 $132,910 $143,087 $153,951 #0 #0 Co $0 0 90 0 #0 $0 #0 9 0 co so Fixed Non-Fusl Costs $/kwh $0.168 — $0.175 90.182 $0.189 $0.197 $0.204 #9 0 90 0 #0 90 #0 0 0 $0 9 co $0 90 Foed Non-Fusl Costs $159,166 $171,687 $185,089 $190,365 $214,631 $230,928 90 0 9 9 co $0 0 $0 #0 #2 $0 0 $0 9 Total Non-FusiCost $265,276 $286,146 $308,449 $332,275 $357,718 $384,877 0 0 so 0 9 90 $0 $0 $0 $0 #9 co a 9 Total Diese! Generation Expenses: $435,049 $466,369 $499,668 $535,081 $572,668 $612,619 $0 0 so 90 $0 so $0 co $0 Co 0 90 0 $0 Total Generation Expenses $435,049 $466,369 $499,668 $535,061 $572,668 $612,619 $773,911 $809,005 $845,733 $884,173 $924,403 $986,508 $1,010,576 $1,056,699 $1,104,974 $1,155,500 $1,208,385 $1,263,737 $1,321,673 $1,382,312 3b. Present Worth Expenses PW Fector 1.000 0.968 0.934 0.902 0.871 0.842 0.814 0.786 0.759 OTM 0.709 0.685 0.662 0.639 0618 0.587 0s77 0.557 0.538 0.520 PW Total Cost $ $435,049 $450,508 $406,445 $482,504 $499,047 $515,808 $629,577 $635,871 $642,260 $648,745 $655,326 $862,006 $068,783 $675,658 $682,633 $600,707 $696,883 $704,150 = $711,537 $719,018 Accumuated PW $435,049 $885,647 $1,352,002 $1,834,686 $2,333,734 $2,849,542 $3,470,119 $4,114,900 $4,757,240 $5,405,004 $6,061,221 $6,723,326 $7,302,109 $8,087,767 $8,750,309 $0,440,107 $10,138,900 $10,841,148 $11,552,686 $12,271,703 Total Costs 4, Power Costs & PCE Payments 4.2 Power Costs Avg. Costkwh $0.450 $0.475 90.491 $0.507 90.524 $0.542 90.663 $0670 $0.678 $0.687 90.696 90.706 90.716 90.727 $0.738 90.750 90.762 $0.775 $0.788 $0.802 PW Avg. Cost/kwh 90.459 $0.450 90.458 90.457 $0.457 90.457 90.539 90.527 90.515 90.504 90.404 90.483 90.474 90.465 90.456 90.447 90.430 90.432 90.424 90.417 Alb. PCE Payments PCE Payment $/kwh $022 $023 $0.24 $0.24 $0.25 $0.26 9.27 90.28 $0.29 $0.30 $0.31 $0.32 $0.33 $0.34 $0.36 90.37 038 $0.30 $0.41 $0.42 PCE Payment $102,131 $109,636 $117,614 $126,090 $135,082 $144,650 $154,794 $165,557 $176,972 $180,075 $201,003 $215,496 $229,804 $245,142 $261,284 $278,309 $296,446 9 $315,568 = $335,791 $357,172 PW PCE Payments $102,131 $105,629 $109,704 $113,726 $117,725 $121,791 $125,925 $130,128 $134,304 $138,730 $143,133 $147,603 $152,140 $156,745 $161,417 $166,156 $170,962 $175,836 $180,777 $185,785 Accumuated PW PCE $102,131 $206,060 $317,854 $431,579 $549,304 $671,095 $797,020 $927,146 $1,061,541 $1,200,271 $1,343,403 $1,491,008 $1,643,146 $1,799,891 $1,061,307 $2,127,463 $2,208,425 $2,474,261 $2,655,038 $2,840,823 Payments 3 g Year 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fus! Gal Equivalent) Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years 08M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income: 88 SSEBSS BEEBESE ¢. Total Generation Expenses Minus ‘Net Income from Waste Heat Sales Total Expenses PW Total Expenses Accumdated PW Total Expenses Accumulated PW Savings From W. H. Sales #9 7. Power Costs & PCE Payments with Waste Heat Offset 7. Power Costs Avg. Costhkwh PWAvg. Costhkwh 7.b PCE Payments PCE Payment $/kwh PCE Payments PWPCE Payments ‘Accumulated PW PCE Payments Acoumuated P.W of PCE Savings so 8. Potential Rate Reduction. kwh From Sales of Waste Heat so 3 3 : 3 88 SSESES SESESES S88 SBEBES SESEEES 88 SSESES SEBESEE 88 S88888 SEsssss BS SEEESE SESEEES $435,049 $466,369 $435,049 $450,598 $435,049 $885,647 $572,668 $612,619 $482,594 $499,047 $515,608 $1,834,686 $2,333,734 $2,849,542 $0.459 $0475 80.459 $0.459 $0.22 $0.23 $102,131 $109,636 $117,614 $128,090 $135,002 $144,650 $102,131 $105,929 $100,704 $113,726 $117,725 $121,791 $102,131 $208,060 $317,854 $431,579 $540,304 $671,096 2007 2008 3,992 4113 26928 29602 $30,000 $30,000 $3,685 = $3,885 ‘$800 $618 $3,000 $3,000 $7,485 $7,503 $30,000 $30,000 $3,885 = $3,885 ‘$800 618 $1,500 $1,500 $5,065 $6,003 $13,470 $13,508 $50,616 $63,879 $46,146 = $50,373 $727,765 $758,632 $592,037 $596,278 $3,441,579 $4,037,857 $37,540 $77,132 90.623 $0.628 90.507 90.494 90.233 $0.240 $133,313 $142,108 $108,450 $111,696 $779,646 $891,241 $17,478 $35,905 90.040 $0.042 2009 2010 2011 4,235 4358 4,483 30688 31583, 32488 $90,000 $30,000 $30,000 $3,685 $3,885 $3,685 637 $856 $675 ‘$3,000 ‘$3,000 ‘$3,000 $7,522 $7,541 $7,560 $3,685 $3,885 $3,885 $637 $656 ‘$675 $1,500 $1,500 $1,500 $6,022 $6,041 ‘$6,060 $13,543 $13,582 $13,621 $68,409 $73,221 $78,332 $54,806 $59,640 $84,711 $700,867 $824,533 $850,602 $4,638,451 $5,243,436 $5,852,688 $118,708 $162,558 $208,432 90.634 $0641 90.647 90.482 $0.470 90.450 $0248 = $0258 0.284 $151,432 $161,312 $171,760 $114,009 $118,360 $121,778 $1,008,240 $1,124,600 $1,246,378 $55,300 $75,671 $97,025 90.044 90.046 0.049 2012 2013 4,609 4737 33402 34325, $30,000 $30,000 $3,685 $3,885 $698 $716 $3,000 ‘$3,000 $7,581 $7,602 $30,000 $30,000 $3,685 $3,685 $696 $716 $1,500 $1,500 $6,081 $6,102 $13,661 $13,703 $83,757 $80,515 $70,096 $75,811 $896,413 $034,765 $613,994 $618,612 $6,466,882 $7,085,494 $256,444 $306,615 90.655 $0.662 90.448 90.438 $0273 $0281 $162,866 $194,604 $125,253 $128,766 $1,371,631 $1,500,417 $119,375 $142,729 $0.051 80.054 2014 4,665 ‘$30,000 $3,685 $738 $3,000 $7,623 $30,000 $3,885 $1,500 $6,123 $13,746 $95,623 $81,877 $974,822 $623,308 ‘$7,708,799 $358,967 $0.670 90.429 90.291 $207,028 $132,375 $1,632,791 $167,099 4,995 36198 $30,000 $3,685 $3,000 $7,645 $30,000 $3,885 $1,500 $6,145 $13,780 $102,102 $88,311 90.679 90.419 ‘$0.300 $220,175 $136,020 $1,768,812 $192,496 $0.059 2016 5,126 37147 ‘$30,000 $3,885 $3,000 $7,668 ‘$30,000 $3,685 $783 $1,500 96,168 $13,636 $108,971 $95,135 $1,016,663 $1,060,365 $628,076 $632,922 $8,336,875 $8,969,797 $413,524 $470,300 $0.688 $0.411 $0.310 $234,063 $139,722 $1,908,534 $218,920 $1,108,015 $9,607,643 $2,052,014 218 ‘$30,000 $3,685 $831 ‘$3,000 $7,716 $0,000 $3,685 $831 $1,500 $6,216 $13,931 $123,969 $110,038 $1,153,699 $642,845 $10,250,488 $590,660 $0,707 90.304 90.331 $264,346 $147,294 $2,199,309 $274,952 90.087 2019 5,528 40047 ‘$30,000 $3,885 $855 $3,000 $7,741 ‘$30,000 $3,885 $855 $1,500 $6,241 $13,961 $132,144 $118,163 $1,203,510 $647,923 $10,896,411 $854,274 90.718 90.386 $0.342 $280,786 $151,164 $2,350,473 $304,565 90.070 5,662 41029 $30,000 $3,685 $881 $3,000 $7,766 ‘$30,000 $3,885 $881 $1,500 $6,268 $14,033 $140,803 ‘$126,770 $1,255,542 $653,077 $11,551,489 $720,215 $0.729 $0.379 $0.353 $298,160 $155,090 ‘$2,505,563 $0.074 Akiak Fuel Celis - Propane Fuel Year 4. Load Requirements kWh Sales kWh Generated kW Demand 2, Fuel Cell Generators 100kw 2. Expenses. 3.a Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fuel Fusl Cost $/Gal Fusl Cost Fuel Cost $/kwh O&M Other Non FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Ful Storage $/gat Propane Fuel Storage Cost $ Total Expense Turbine Generation Diesel Genertion kWh Gal Gal Fust Fuel Cost $/Gal Fusl Cost Fusi Cost$/kwh Variable Non-Fusi Costs $/wh Variable Non-Fusl Costs Fixed Non-Fusl Costs $/kwh Fieed Non-Fusl Costs Total Non-FusiCost Sys Losses 1999= 15.00% Funl Efficiency Btukwh = Sys. Losses 2020= 6.00% Btu'gal Load Factor ' 05 Avg. Eligible PCE kwh Fusl Cel Installed Costkw = Sold as % of Total = 20% Avg. PCE per kwh sold = 2001-2002 2003 2004 2005 2008 947.416 962,643 1,018,403 1,054,968 1,082,086 1,129,789 1,083,212 1,120,213 1,157,687 1,195,630 1,234,035 1,272,896 247-258 264 273 282 291 ° 0 ° o ° ° $0 $0 $0 $0 $0 $0 30 $0 $0 $0 $0 0 ° 0 ° ° 0 ° ° 0 ° 0 ° 0 $093 $097 $1.01 $105 $1.09 $1.13 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 90 $0 $0 so $0 $0 $0 $0 $0 $0 90 $0 0 $0 $0 $0 $0 0 9 co co $0 #0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 120° 11.3 114 15 12 12 81,438 83,612 85,789 «87,967 $00,145 $02,324 $130 $145 $180) $1.56 $163 $1.60 $113,198 $120,870 $128,977 $137,541 $146,585 $156,133 $0.124 $0128 $0132 $0198 © $0140 $0.145 $0052 $0054 $0058 © $0.58 $0.081 $0,083 $41,483 $44,800 $48,347 $52,139 $56,191 $60,520 $0078 $0,081 $0.064 $0,088 §=— $0.091 $0,095 $62,225 $67,200 $72,521 $78,209 $84,287 $00,770 $103,708 $112,000 $120,868 $130,348 $140,478 $151,200 $216,907 $232,870 $240,845 $267,889 $287,063 $307,432 $216,907 $232,870 $240,645 $267,889 $267,063 $307,432 1.000 0966 0934 092 0871 0.842 $216,907 $224,008 $233,233 $241,621 $250,159 $258,849 $216,907 $441,002 $675,135 $916,756 $1,166,915 $1,425,764 $0220 $0237 $0245 $0.254 «= $0283: $0272 $0220 $0229 $0229 ©« $0229 $0229 $0.220 $012 $012 $013 $013 $014 S14 $22,738 $24,409 $26,185 $28,072 $30,076 $32,204 $22,738 $23,583 $24,444 © $25319 $26,210 $27,115 $22,738 $46,321 $70,765 $96,084 $122,294 $149,409 8500 Est. Year 2001 Fuel Cost $/gal 91,500 Est. 2001 Non-Fuel Cost $owh = $1,200 8M perth = 0.12 2007 2008 2009 2010 2011 1,168,135 1,207,108 1,246,700 1,286,919 1,327,761 1,312,205 1,351,050 1,392,148 1,432,770 1,473,815, 300 309 318 327 338 300 300 300 300 300 $380,000 $360,000 $360,000 $360,000 $360,000 $51,256 $51,256 $51,256 $51,256 $51,258 108 108 10.8 10.8 108 121,899 125,582 128,325 133,099 136,012 $1.18 «$122 $4.27 $1.32 «$1.38 $143,444 $153,701 $164,601 $176,180 $188,476 $0109 $0114 «= $0118 $0123. $0.128 $14,399 $15,216 $16,190 $17,108 $18,128 $114,711 $121,731 $129,111 $196,884 $145,008 $36,000 $96,000 $36,000 $36,000 $36,000 $75,000 $75,000 $75,000 $75,000 $75,000 $10678 $10,678 $10.678 $10,878 $10,678 $7,500 $7,800 $7,500 $7,500 «$7,500 $2 2 $2 2 2 $243,708 $251,184 $258,651 $266,198 $273,823 $621,725 $647,287 $873,935 $701,784 $730,860 ° 0 0 ° ° $0 $0 0 $0 #0 $0 $0 0 $0 #0 re $0 90 30 0 0 90 9 ey 90 9 $0 90 $0 9 #0 $0 90 $0 $0 $0 0 90 $0 90 0 $0 #0 so 90 $0 ) 90 $0 0 0 0 90 $0 %0 $621,725 $647,267 $673,935 $701,784 $730,600 0814 = 078607800784 0.709 $505,774 $508,746 $511,704 $514,921 $518,127 $1,931,538 $2,440,264 $2,952,078 $3,466,009 $3,085,128 $0532 © $0838 $0541 $0545 $0.850 $0433 $0421 «$0411 $0.400 $0.30 $015 $015 $0.16 $0.16 $0.17 $34,462 $96,850 $30,400 $42,005 $44,951 $28,035 $28,971 $20,921 $30,886 $31,868 $177,444 $208,415 $236,396 $267,222 $290,088 $0.93 Fue! Inflection Factor General inflation Factor $0.08 Discount Rate $0.010 2012 2013 2014 2015 1,369,228 1,411,318 1,454,032 1,497,371 1,515,279 1,557,154 1,509,435 1,642,117 346 356 365 375 300 300 300 300 $360,000 $360,000 $360,000 $360,000 $51,256 $51,256 $51,256 $51,256 108 108 108 108 140,764 144,654 148,581 152,546 $1.43 $1.49 $1.55 $1.61 $201,590 $215,384 $230,081 $245,670 $0133 $0138 = $0144 -$0.150 $19,195 $20,317 $21,495 $22,731 $153,561 $162,590 $171,961 $181,846 $96,000 $36,000 $36,000 $36,000 $75,000 $75,000 $75,000 $75,000 $10,678 $10,678 $10,678 $10,678 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 s2 2 $2 $2 $281,527 $280,307 $207,163 $305,003, $761,248 $702,081 $826,134 $880,773 0 ° ° ° #9 0 0 0 $0 9 9 90 $0 9 2 0 9 2 2 co $0 90 0 $0 $0 $0 $0 0 $0 $0 co $0 co 0 a 0 #0 90 0 9 $0 2 $0 $0 $761,248 $792,981 $826,134 $860,773 068 «= 0.862 0.639 0618 $521,413 $524,782 $526,233 $531,770 $4,508,539 $5,031,321 90.556 90.562 90.568 90.575 90.381 90.372 90.363 90.355 90.18 90.18 90.19 $0.19 $47,977 $51,182 $54,577 $58,171 $32,661 $33,872 $34,897 $35,037 $331,949 $365,621 $400,716 $436,655 40% Waste Heat Capital invest per KW 3.0% 35% ‘Hot Water Waste: Heat Boller = $100 2016 2017 2018 2019 2020 1,541,333 1,585,920 1,631,130 1,676,965 1,723,423 1,685,191 1,728,653 1,772,405 1,816,712 1,861,297 385 35 oes ais 425 300 300 30 300 300 $380,000 $360,000 $360,000 $360,000 $360,000 $51,256 $51,256 $51,256 $51,256 $51,256 10.8 10.8 10.8 10.8 108 186,548 160,585 164,658 168,768 172,907 $1.67 $1.74 $1.81 $1.68 $1.06 $262,198 $279,719 $208,286 $317,956 $338,789 $0156 = $0.162$0.168 $0.175 $0.182 $24,027 $25,386 $26,611 $28,304 $29,668 $192,214 $203,087 $214,485 $226,430 $238,047 $36,000 $36,000 $36,000 ‘$96,000 $36,000 $75,000 $75,000 $75,000 ‘$75,000 ‘$75,000 $10,678 =$10678 $10,678 $10,678 $10,678 $7,500 $7,500 ‘$7,500 $7,500 ‘$7,500 $2 2 $2 2 $2 $313,006 $321,170 $320,316 $337,531 $345,815 $806,969 $934,796 $974,331 $1,015,655 $1,058,854 0 o 0 o oO $0 0 2 9 0 0 2 9 #0 0 0 $0 co 2 #0 0 $0 0 0 $0 $0 $0 0 0 90 0 90 2 0 0 co $0 9 #0 90 0 90 $0 cd 0 $0 90 0 2 0 #0 0 30 0 90 $806,960 $934,706 $974,331 $1,015,655 $1,058,854 0.597 0s77 0.557 0.538 0.520 $535,303 $539,103 $542,901 $546,789 $550,760 $6,626,717 $7,165,819 $7,708,720 $8,255,509 $8,808,278 90.582 90.589 $0.597 90.608 90.614 90.347 $0.40 90333 90.328 0.320 $0.20 $0.21 $0.22 90.22 9.23 $61,974 $65,099 $70,256 $74,750 $79,519 $36,902 $38,062 $39,147 $40,247 $41,362 $473,647 $511,709 $550,856 $501,103 $632,465 Year 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fis! Gal Equvalert) Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment. Total Expenses Heat Recovery Oistrict Heating System Capital investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income 88 SB8ESSS SEEESES 6. Total Generation Expenses Minus Net income from Waste Heat Sales Total Expenses: $216,007 PW Total Expenses: $216,907 ‘Accumulated PW Total Expenses: $216,007 Acoumuated PW Savings From W. H. Sales. 0 7. Power Costs & PCE Payments with Waste Heat Offset 7.8. Power Costs ‘Avg. Costiewh 90.229 PWAvg Costkwh 90.229 7.b PCE Payments PCE Payment $/kwh $0.12 PCE Payments $22,738 PWPCE Payments, $22,738 Accumuated PW PCE Payments $22,738 Acoumuated PW of PCE Savings #0 6. Potential Rate Reduction.kwh From Sales of Waste Heat so 3 3 88 SSSEEE SEEEEEE $224,996 $441,902 90.237 90.229 90.12 $24,409 $23,583 $46,321 0 0 S88 SESEEE SESEEEE $0.245 $0.229 $0.13 $26,185 $24,444 ‘$70,765 3 S88 SSSEES SESEEES $307,432 $258,849 $1,425,764 co $0272 $0.229 90.143 $32,204 $27,115 so 2004 2005 0 0 $0 so 0 co $0 $0 $0 $0 #0 $0 0 so so 0 0 so 0 0 0 so so so so #0 so 0 co so $267,889 $287,063 $241,621 $250,150 $916,756 $1,166,915 2 0 90.254 $0.263 $0229 9.229 $0.13 90.138 $26,072 $30,078 $25,319 $26,210 $96,084 $122,204 $149,409 2 0 so ‘$0.000 $0.000 2007 2008 3,902 4113 28926 29802 $30,000 $30,000 $3,685 $3,885, ‘$600 $618 $3,000 $3,000 $7,485 $7,503 $30,000 $30,000 $3,685 $3,885 ‘$600 $618 $1,500 $1,500 $5,965 $6,003 $13,470 $13,508 $51,336 $55,007 $37,666 $41,501 $583,859 $605,766 $474,970 $476,127 $1,900,734 $2,376,861 $30,804 $63,423 ‘$0.500 ‘90.502 $0.407 90.394 90.117 $0.120 $27,288 = $28,973 $22,183 $22,773 $171,582 $194,364 $5,853 $12,050 90.032 90.034 2009 4235 30888 $30,000 $3,885 $637 $3,000 $7,522 $30,000 $3,685 $637 $1,500 $6,022 $13,543 $58,008 $45,365 $628,571 $477,344 $2,854,205 $97,873 $0.504 90.363 90.123 $30,781 $23,375 $217,740 $18,506 2010 4,358 31563 ‘$30,000 $3,885 $656 $3,000 ‘$7,541 $30,000 $3,885 $656 $1,500 $6,041 $13,582 $63,052 $49,470 $852,314 $478,623 $3,332,628 $134,171 90.507 90.372 90.127 $22,695 ‘$23,989 $241,729 $25,493 2011 4,483 32488 $30,000 $3,685 $675 ‘$3,000 $7,560 $30,000 $3,885 $675 $1,500 $13,621 $67,452 $53,832 $677,037 $470,964 $3,812,782 $172,333 $0.510 90.361 90.131 $34,723 $24,615 $286,345 $32,743 90.041 4,609 33402 ‘$30,000 $3,885 ‘$3,000 $7,581 ‘$30,000 $3,885 $1,500 $6,081 $13,661 $72,124 $58,463 $702,785 $481,369 $4,294,162 $212,377 90.513 $0.352 $0.135, $36,869 $201,596 $40,352 $0.043 2013 4737 $30,000 $3,885 $716 ‘$3,000 ‘$7,602 ‘$30,000 $3,885 $716 $1,500 $6,102 $13,703 $77,082 $63,379 $729,602 $482,839 $4,777,000 $254,320 90.517 90.342 $0.130 $39,140 $25,902 $317,500 $48,321 90.045 4,865 ‘$30,000 $3,685 $738 ‘$3,000 $7,623 $30,000 $3,685 $1,500 $6,123 $13,746 $82,342 $68,596 $757,538 $484,373 $5,261,373 $298,181 $0.521 $0.333 90.143 $41,544 $26,563 $344,063 $56,654 $0.047 2015 4,995 36198 ‘$30,000 $3,885 $3,000 $7,645 ‘$30,000 $3,885 $1,500 96,145 $13,780 $87,921 $74,130 $786,643 $485,974 $5,747,347 $343,977 $0.525 90.325 90.147 $44,066 $27,236 $371,200 $0.050 5128 37147 ‘$30,000 $3,685 ‘$3,000 $7,668 ‘$30,000 $3,685 ‘$1,500 $6,168 $13,836 $93,636 $80,000 $816,969 $487,641 $6,234,088 $391,728 90.530 90.316 $0.152 $46,774 $27,919 $399,218 $74,428 90.052 2017 2018 5,250 5,392 38108 ‘30072 $30,000 $30,000 $3,865 $3,885 $808 $831 $3,000 $3,000 $7,691 $7,716 $30,000 $30,000 $3,885 $3,685, $806 $831 $1,500 $1,500 $6,191 $6,216 $13,683 $13,931 $100,108 $108,751 $86,224 $92,820 $848,573 $881,511 $489,377 $491,181 $8,724,365 $7,215,546 $441,454 $493,174 $0.535 90.540 $0.300 90.301 $0186 = -$0.161 $40,617 $52,621 $28,614 $29,320 $427,832 $457,153 $83,876 = $93,703 90.054 $0.057 2019 5,528 40047 $30,000 $3,865 $855 ‘$3,000 $7,741 $30,000 $3,685 $855 $1,500 $6,241 $13,961 $113,781 $99,810 $915,846 $493,056. ‘$7,708,602 ‘$846,907 90.546 $0.204 90.168 $55,705 ‘$30,038 ‘$487,191 $103,012 $0.060 2020 5,682 41029 $30,000 $3,885 $881 ‘$3,000 ‘$7,768 ‘$30,000 $3,685 ‘$881 $1,500 $6,266 $14,033 $121,247 $107,214 $951,639 $495,001 $8,203,603 $602,675 90.552 $0.287 90.172 $59,148 ‘$30,766 $517,957 $114,508 $0.062 Aniak Fuel Celts - Propane Fuel Year 1. Load Requirements kWh Sales kWh Generated KW Demand 2, Fuel Coll Generators 100kw 3. Expenses 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fue! Fuel Cost $/Gal Fuel Cost Fuel Cost $/kwh O&M Other Non-FuelCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fuel Storage $/ga! Propane Fuel Storage Cost $ Total Expense Turbine Generation Diesel Genertion kWh /Gal Gal Fue! Fuel Cost $/Gal Fuel Cost Fuel Cost$/kwh Variable Non-Fuel Costs $/kwh Variable Non-Fuel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FueiCost Total Diesel Generation Expenses Total Generation Expenses 3.b. Present Worth Expenses PW Factor PW Total Cost $ Accumulated PW Total Costs 4, Power Costs & PCE Payments 4.2 Power Costs ‘Avg. Costikwh PW Avg. Cost/kwh 4.b. PCE Payments PCE Payment $/kwty PCE Payment PW PCE Payments ‘Accumulated PW PCE Payments Sys Losses 1999 = 15.00% Fuel EMciency Btukwh: 8500 Est. Year 2001 Fuel Cost $/gal Sys. Losses 2020 = 8.00% Btugat 91,500 Load Factor . 0s Est. 2001 Non-Fuel Cost $/kwh = Avg. Eligible PCE kwh Fuel Col instaled Costew = $1,200 O&M perikwh = Sold as % of Total 35% Avg. PCE por kwh sold = 0.24 2001 2002 2003 2004 2005 2008 2007 2008 2000 2010 2011 947.416 982,843 1,018,403 1,054,988 1,002,008 1,129,789 1,168,135 1,207,106 1,246,700 1,327,761 1,083,212 1,120,213 1,187,687 1,195,630 1,234,035 1,272,896 1,312,205 1,351,059 1,302. 1,473,815 247 256 264 273 282 201 300 309 38 336 ° ° 0 ° ° ° 300 300 300 300 300 $0 0 $0 $0 $0 $360,000 $360,000 $360,000 $380,000 $360,000 $0 $0 $0 $0 $0 $51,256 $51,256 $51,258 $51,258 $51,256 ° ° 0 0 0 10.8 10.8 10.8 108 10.8 ° 0 0 ° 0 125,502 120,325 133,000 138,012 $084 = $0.87 $0.01 $0.04 $1.02 $1.14 1.15 $1.20 $1.24 $0 $0 $0 $0 $0 $138,627 $148,672 $159,131 $170,237 $0 $0 $0 $0 $0 $0103 $0107 $0.11 80.118 $0 $0 $0 $0 $0 $14,339 $15,216 $18,190 $17,108 $18,128 $0 so $0 $0 $0 $516,197 $547,701 $615,689 $652,538 $0 $0 $0 $0 $0 $36,000 $36,000 $36,000 $36,000 30 $0 $0 $0 $0 $75,000 $75,000 $75,000 $75,000 $0 $0 90 $0 $0 8 $10,678 $10678 $10,678 $0 $0 $0 $0 $0 $7,500 $7,500 $7,500 $7,500 $0 $0 $0 $0 $0 “98 $2 $2 $2 $o $0 $0 $0 $0 $243,708 $251,184 $266,198 $273,623 $0 $0 $0 $0 $0 $1,009,330 $1,058,452 $1,1 $1,163,759 $1,220,159 116 17 11.7 11.8 12 0 0 0 ° 0 235,006 230,424 243,628 «248,220 $252,598 $256,062 $0 $0 $0 $0 $0 $1260 $1.31 $1.36 $142 8147 $1.53 $0 $0 $0 $0 $0 $206,108 $313,741 $332,203 $351,600 $372,335 $303,919 $0 $0 $0 $0 30 $0100 $0112 $0.18 $0120 $0124 $0.128 $0 $0 $0 $0 $0 $0144 $0.50 $0.16 $0162 $0.1 $0.175 $0 $0 $0 $0 30 $343,342 $367,169 $419,370 $447,922 $478,233, $0 $0 $0 $0 $0 $0216 $0.225 $0253 $0.263 $0 $0 $0 $0 $0 $515,013 $550,753 728 $620,056 $671,883 $717,350 $0 $0 $0 $0 30 $858,355 $017,022 $081,208 $1,048,426 $1,119,805 $1,195,583, $0 $0 $0 $0 $0 $1,154,483 $1,231,663 $1,313,501 $1,400,235 $1,492,140 $1,589,502 $0 $0 30 $0 $0 $1,154,483 $1,231,663 $1,313,501 $1,400,235 $1,492,140 $1,589,502 $1,009,330 $1,056,452 $1,109,803 $1,163,789 $1,220,159 1.000 0.968 0.034 0.902.871 08ez 814.788 750 0.734 0.709 $1,154,483 $1,190,012 $1 226,167 $1,262,032 $1,300,314 $1,338,318 $821,001 $831,034 $842,866 $853,886 $864,004 $1.21 $1253) $1200 $1.327 $1,368 $1210 $1211 81.204 81.107 $1,101 $0.24 $0.25 $0.27 $0.28 $70,583 $98,252 $105,266 $88,617 $01,734 $70,583 $162.125 $247,678 $336,206 $0.664 90.703 $0.30 $120,619 $08,123 $621,055 $0.67 90.800 $0.004 90.919 $0680 = $0.676 $0,664 $0.651 $0.31 $0.32 $0.33 $0.34 $120,005 $137,900 $147,931 $157,327 $101,307 $104,729 $108,101 $111,532 $722,452 $827,175 $035,276 $1,046,808 $0.84 Fuel Inflaction Factor 4.0% General inflation Factor 3.0% $0.36 Discount Rete 3.5% $0.010 2012 2013 2014 2015 2016 1,360,228 1,411,318 1,454,032 1,541,333 1,515,270 1,557,154 1,590,435 1,685,191 M6 356 365 385 300 300 300 300 300 $360,000 $360,000 $360,000 $360,000 $360,000 $51,256 $51,256 $51,256 $51,256 $51,256 10.8 10.8 10.8 10.8 140,764 144,654 148,581 152,548 $1.29 $1.34 $1.40 $182,027 $194,540 $207,815 $0.120 $0.125 . $0.141 $20,317 $24,027 $731,424 $864,964 $36,000 $36,000 $75,000 $75, 000 $75,000 $10,678 = $10,678 $10,678 $7,500 $7,500 $7,500 $7,500 $2 $2 $2 $2 $289,307 $207,163 $305,003 $313,096 $1,279207 $1,341,023 $1,405,730 $1,473.450 $1,544,345 ° o ° ° ° $0 $0 $0 $0 30 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 0 $0 $0 $0 $0 $0 0 $0 $0 $0 $0 oJ $0 30 $0 $0 0 $0 $0 $0 $0 30 $0 30 $0 $1,270,207 $1,341,023 $1,405,730 $1,473,450 $1,544,345 0.662 0.618 0.597 $887,466 $010,278 $921,805 $0.034 $0,050 90.967 $0.640 $0,629 $0618 $0.35 $0.36 $0.36 $167,019 = $179,138 $101,020 $118,015 $118,551 $122,130 $1,161,623 $1,280,374 $1,402,512 $0,084 $1,002 $0,608 $0.598 $0.39 $0.40 $203,508 $216,011 $125,779 $120,472 $1,528,201 $1,657,763 Waste Heat Capital Invest per KW Hot Water Waste Heat Boller = $100 2017 2018 2018 2020 1,585,020 1,631,130 1,676,965 1,723,423 1,728,653 1,772,405 1,816,712 1,681,207 308 405 as 428 300 300 300 300 $300,000 $360,000 $360,000 $360,000 $51,256 $51,256 © $51,256 $51,286 10.8 10.8 10.8 10.8 160,585 164,658 = 168,766 = 172,907 57 $1.70 $1.77 $252,649 «= $260.410 $287,186 $308,003 $0.146 90.152 $0.158 90.164 $25,386 $26,811 $28,304 $20,868 $013,801 $065,181 $1,018,036 $1,075,261 $36,000 $36,000 $36,000 $36,000 $75,000 $75,000 $75,000 $75,000 910.678 $10,678 $10,678 $10,678 $7,500 $7,500 $7,500 $7,500 $2 $2 $2 $2 $321,170 $320,316 = $337,531 $345,815 $1,618,531 $1,606,161 $1,777,301 $1,862,381 0 ° ° o $0 30 $0 $0 $0 $0 $0 90 $0 $0 $0 90 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 90 $0 $0 0 $0 $0 $0 0 0 so $0 0 $0 $0 $0 $0 $1,618,531 $1,606,161 $1,777,391 $1,862,381 0.577 0.557 0. 0.520 $033,416 $045,107 $956, $968,728 $17,114,057 $18,060,064 $10,016,043 $19,965,671 $1.040 $0.570 $0.43 $24! $137,015 $1,081 $0,862 $0.46 $278,316 $144,768 $1,927,908 $2,068,861 $2,213,628 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 Available Waste Heat For Sale (1,000,000 Btu) $0 $0 30 $0 $0 $0 3,992 4At3 4,483 4,609 4737 4,865 (Diesel Fuel Gal Equivalent) $0 $0 $0 $0 $0 $0 28028-29802 32488 33402 34325 35257 Capital investment $0 $0 30 $0 $0 $0 $30,000 $30,000 $30,000 $30,000 $30,000 Debt Service @ 5%, 10 Years $0 $0 30 $0 $0 $0 $3,885 $3,885 $3,885 $3,805 $3,885 $ O&M at 2% of Investment $0 $0 30 $0 $0 $0 $600 $618 $675 $696 $716 $738 Replacement at 10% of Investment $0 $0 30 $0 $0 $0 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 Total Expenses Heat Recovery $0 $0 $0 $0 so $0 $7,485 $7,503 $7,580 $7,581 $7,602 $7,623 District Heating System Capital Investmentt $0 $0 $0 $0 $0 $0 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 Debt Service @ 5%, 10 Years $0 $0 30 $o $0 $0 $3,885 $3,885 «$3,885 $3,885 $3,685 $3,885 $3,685 $3,885 O&M at 2% of Investmer $0 $0 $0 $0 $0 so 3600 $618 $637 $656 $675 $696 $718 $738 Replacement @ 5% on Investment $0 $0 $0 $0 $0 $0 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 Total Expenses District Heating $0 $0 30 $0 so $0 $5,085 = $6,003. $8.022 $6,041 $8,060 $6,081 $6,102 $6,123 Total Expenses Waste Heat $0 $0 $0 $0 so $0 $13.470 $13,508 $13,543 $13,582 $13,621 $13,661 $13,703 $13,746 Waste Heat Sales $0 $0 $0 $0 so $0 $46,368 © $49,684 $53,207 $60,025 $65,144 = $69,622 $74,373 Net Income $0 $0 $0 $0 so $0 $32,808 © $36,177 $30,664 $47,304 © $51,483 $55,919 $80,627 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $1,154,483 $1,231,663 $1,313,501 $1,400,235 $1,492,140 $1,589,502 $076,433 $1,022,275 $1,070,220 $1,120,301 $1,172,855 $1,227,725 $1,285,103 $1,345,103 PW Total Expenses $1,154,463 $1,190,012 $1,226,167 $1,262,032 $1,300,314 $1,336,318 $704,320 $803,499 $812,744 $822,085 $831,489 $840,025 $850,460 $860,064 Accumulated PW Total Expenses $1,154,463 $2,344,475 $3,570,643 $4,833,574 $6,133,888 $7,472,208 $8,266,535 $0,070,033 $9,682,778 $10,704,843 $11,536,302 $12,377,227 $13,227,687 $14,087,751 Accumulated PW Savings From W. H. Si $0 $0 $0 $0 $0 $0 $26,762 $55,198 $85,319 $117,139 $150,674 $185,037 $222,044 $261,709 7. Power Costs & PCE Payments with Waste Heat Offset 7.8, Power Costs Avg. Costkwh $1219 © $1253 $1290 $1927 1.988 -$1.407 $0847 © $0.858—-$0.871 $0 s $0,925 PW Avg. Costkwh 31.219 $4.211 81.206 $1.07 $1.91 81.185 $oees $0652 © $0830 $0628 = $0814 $0,592 7. PCE Payments PCE Payment $/kwh $0.24 «= $0.25 $0.26 «= $0.27 = 80.275 30.285 $0277 $0286 = $0205 $0.905 $0315 $0.925 $0.36 PCE Payments $79,583 $85,431 $01,647 $98,252 $105,266 $112,714 $116,076 $124,712 $132,911 $141,808 $150,801 $180,845 $170,861 PW PCE Payments $79,583 $82,542 $85,553 $88,617 $01,734 $94,902 $01,942 $04,708 $07,521 $100,382 $103,200 $108,248 $109,249 ‘Accumulated PW PCE Payments $70,583 $162,125 $247,678 $336,206 $426,029 $522,032 $704,099 $798,806 $806,327 $906,709 $1,000,900 $1,208,245 $1,315,404 ‘Accumulated P.W of PCE Savings $0 $0 $0 $0 $0 $0 $18,353 $28,368 = $38,949 $50,009 $61,824 $74,120 $87,018 8. Potential Rate Reduction.kwh From Sales of Waste Heat so $0 so $0 $0.000 $0,000 $0.028 = $0,030 $0.082 90.034 $0.036 $0.038 $0.040 $0,042 2018 4,005 36198 $30,000 $3, $760 $3,000 $7,645 $30,000 $79,412 $65,622 s $869,736 = $879,474 == $889,277 $14,057,487 $15,836,061 $16,726,239 $17,625,383 $ $302,240 © $344,580 = $386,719 $0.040 30.956 90.972 $0.581 $0.571 $0,861 $0.347 $0.358 30.370 $181,779 $193,330 $205,540 $112,300 $115,307 $118, $1,427,704 $1,543,101 $1,661,732 $100,408 = $114,573 $129, $0.044 0.046 30.048 $6,168 $13,636 $84,755 $70,919 2017 5,259 38106 $806 $3,000 $7,601 $30,000 $806 $1,500 $6,101 $13,683 $90,419 $76,536 2018 5,302 39072 $30,000 $831 $3,000 $7,718 $30,000 $3,685 $831 $1,500 $6,216 $13,031 $809,144 $434, 2 $0.98 $0.551 $0.383 $218,470 $121,732 $1,783,464 $144,532 $0.051 2019 $102,779 $88.71 $109,513 $95,481 107,837 $1,473,426 $1,541,005 $1,613,672 $1,688,504 $1,766,001 $909,073 $919,063 34,456 $19,453,519 $482,467 = $532,152 $1,007 $1,025 $0.542 $0.533 90.305 $0.409 $246,568 $128,254 $1,008,434 $180,427 $0.053 Atmautluak Fuel Celis - Propane Fusl Yoor 1. Load Requirements kWh Sales kWh Generated KW Demand 2, Fusl Cell Generators: 100kw 3. Expenses 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh Gal Gal Fuel Fusl Cost $/Gai Fuel Cost Fuel Cost $/kwh O&M Other Non-FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fusl Storage $/gal Propane Fusl Storage Cost $ Total Expense Turbine Generation Diesel Genertion kWh /Gal Gal Fuel Fusl Cost /Gal Fuel Cost Fual Cost$/kwh Variable Non-Fusl Costs $/kwh Variable Non-Fusl Costs Fed Non-Fusl Costs $/kwh Fixed Non-Fusl Costs Total Non-FusiCost Total Diesel Generation Expenses: Total Generation Expenses 3.b, Present Worth Expenses: PW Factor PW Total Cost $ Accumuated PW Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs ‘Avg. Costkwh PW Avg. Costfkwh 4b. PCE Payments PCE Payment $/kwh PCE Payment PWPCE Payments Accumuated PW PCE Payments Sys Losses 1990 = 15.00% Fusl Efficiency Bturkwh = ‘Sys. Losses 2020 = 8.00% Btugel Load Factor . 05 ‘Avg. Eligible PCE kwh Fuel Col Installed Costkw = Sold as % of Total = 31% Avg. PCE per kwh sold = 2001 2002 2003 2004 2005 2006 947,416 962,643 1,018,493 1,054,968 1,092,066 1,129,780 1,083,212 1,120,213 1,157,687 1,195,630 1,234,035 1,272,896 247 256 264 273 282 a 0 ° 0 0 ° ° $0 $0 90 $0 #0 co 0 90 0 0 #0 0 oO ° ° 0 ° ° Oo ° ° 0 ° ° $0.86 $0.89 90.93 $0.97 $1.01 $1.05 0 $0 2 0 co 0 co $0 9 $0 co 0 co $0 co 0 a 0 $0 $0 90 $0 $0 0 0 $0 9 $0 so 0 $0 0 #0 $0 $0 0 $0 $0 0 0 #0 2 0 $0 90 0 90 co 0 $0 0 $0 0 9 $0 $0 0 0 $0 0 0 $0 0 $0 $0 0 $0.120 $0.125 90.130 90.135, $0.140 90.146 $62,967 $60,113 $75,751 $82,914 $90,638 9 $98,962 $104,946 $115,188 $126,251 $138,190 $151,084 $164,996 $178,081 $194,237 $211,583 $230,192 $250,145 $271,525 $178,081 $194,237 $211,583 $230,192 $250,145 $271,525 1,000 0.966 0.934 0.902 0.871 0.842 $178,081 $187,669 $197,515 $207,620 $217,987 $228,616 $178,081 $365,750 $563,265 $770,885 $988,871 $1,217,488 $0.188 90.196 90.208 $0218 90.229 $0.240 $0188 $0.191 $0.104 $0.197 $0.200 $0.202 $0.13 $0.13 $0.14 90.14 90.15 $0.15 $38,181 = $40,987 $43,969 $47,137 $50,503 $54,078 $38,181 $30,601 $41,045 $42,515 $44,010 $45,530 $38,181 $77,781 $118,827 $161,342 $205,352 $250,883 1,207,108 1,246,700 $360,000 $360,000 $51,256 $51,256 Beeseesessso SESESEEEBBO Bssseessssso x 8 8 Besseeesees. 5 $3,147,084 g 3 ‘$3,802,907 Est Year 2001 Fuel Cost $/gal Est. 2001 Non-Fusl Cost $/kwh = O&M perfkwh = 2011 1,327,761 1,473,815 368 $360,000 $51,256 108 136,912 $1.27 $174,290 90.118 $18,128 $262,521 ‘$36,000 ‘$75,000 $10,678 ‘$7,500 $2 $273,623 $034,195 RESSESEBESEO $934, 11 90.704 90.499 $0.18 $75,470 $53,509 $448,710 $602,218 Fue! Inflaction Factor General Inflation Factor Discount Rate 1,454,082 1,497,371 1,541, 1,842,117 1,685,191 $360,000 $360,000 $360,000 $360,000 $360,000 $51,256 = $51,256 = $51,256 = $51,256 = $51,256 $1,020,577 $1,006,757 $1,115,051 Sesseseeses. Jesssssssss. anes Beeesessssso Seesesseeeso 8 3 $080,858 $695,709 $8,000,371 $7,180,318 $7,878,027 $614.274 $672,872 $733,218 Hot Water Waste Heat Boller = Waste Heat Capital invest per KW $100 2019 2020 1,676,965 1,723,423 1,816,712 1,861,207 415 425 300 300 $980,000 $360,000 $51,256 $51,256 108 108 168,786 172,907 $1.74 $1.81 $204,024 $313,280 $0.162 $0.168 $28,304 $29,668 $566,076 $507,367 ‘$36,000 $36,000 ‘$75,000 $75,000 $10,678 $10,678 ‘$7,500 $7,500 $2 2 $397,531 $345,815 $1,331,369 $1,301,773 ° ° $0 #0 2 0 $0 $0 2 co co 0 90 0 9 0 $0 $0 $0 co $0 0 $1,331,389 $1,301,773 0.538 0.520 $716,757 $723,090 $10,008,085 $10,729,024 90.794 ‘$0.808 90.427 90.420 90.24 $0.25 $125,532 $133,525 $67,582 $69,454 $002,561 $1,062,014 Year 2001 2002 2003 2004 2005 2008 2007 2008 2008 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) 3982 «4113 4,285 4388 4,483 4,004,737 4,885 4,005 S128 5,250 5,302 5,528 5,062 (Diesel Fuel Gal Equvalert) 20028 «= 20802, «30888-31583 3248833402 3432535257 «381887147 «= 38108. 38072 40047 41029 Capital investment $90,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 Debt Service @ 5%, 10 Years $3,865 $3,685, $3,685 $3,885 $3,885 $3,885 $3,885 $3,885 $3,685 $3,885 $3,685 $3,885 $3,685 $3,685 O8M at 2% of Investment $600 $618 $637 $656 $675 $698 S718 $738 $760 $783 $208 $231 $255 $281 Replacement at 10% of Investment $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 Total Expenses Heat Recovery $7,485 $7,503 «$7,822 $7,541 «$7,560 «$7,581 $7,602 $7,623 S745 S768) $7,001 $7,716 = $7,741 «$7,788 District Heating System Capital Invest mertt $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 Debt Service @ 5%, 10 Years $3,885 $3,885 $3,885 $3,885 $3,885 $3,885 $3,685 $3,885 $3,685 $3,885 $3,685 $3,885 $3,685 $3,885, 88 SSEESS SESEESE BS BESEBS BSEBEEES 88 S88888 SESeSSs $8 SBEESSE SESEEES S88 S8SSSS SEESEES S88 SEESSEE SEEEESE 08M at 2% of Investment ‘$600 $618 $637 $856 $675 $696 $716 $738 ‘$760 $783 $808 $831 $855 $681 Replacement @ 5% on Investment $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 Total Expenses District Heating $5,965 $6,003 $6,022 96,041 $6,080 $6,061 $6,102 $6,123 96,145 $6,168 96,101 216 $6,241 6286 Total Expenses Waste Heat $13,470 = $13,506 $13,543 $13,582 $13,621 $13,661 = $13,703 $13,746 §= $13,700 $13,836 «= $13,883 $13,931 $13,961 $14,033 Waste Heat Sales $47,472 $50,867 $54,474 = $58,308 = $62,375 9 $66,605 $71,280 $76,144 9 $81,303 $86,773 «$02,672 $98,716 9 $105,228) $112,121 Net Income: $34,002 $37,380 $40,031 $44,724 = $48,754 $53,084 © $57,577 $62,308 © $87,513 $72,037 $78,680 «$84,785 $91,245 ‘$96,068 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $178,081 $194,237 $211,583 $230,192 $250,145 $271,525 $748,992 $780,035 $814,281 $849,095 $885,441 $923,386 $963,000 $1,004,359 $1,047,538 $1,092,618 $1,130,684 $1,188,621 $1,240,124 $1,293,685 PW Total Expenses $178,081 $187,669 $197,515 $207,620 $217,067 $228,616 $600,306 $613,807 $618,374 $623,008 $627,708 $632,469 $637,208 $642,191 $647,150 $652,174 $657,262 $662,416 $867,635 $672,918 Accumuated PW Total Expenses $178,061 $365,750 $563,285 $770,885 $968,871 $1,217,488 $1,626,793 $2,440,601 $3,056,975 $3,681,963 $4,300,688 $4,942,158 $5,570,455 $6,221,646 $6,668,798 $7,520,970 $8,178,232 $8,840,648 $9,508,282 $10,181,200 Accumulated PW Savings From W. H. Sales $0 $0 #0 $0 0 $0 = $27,660 $57,025 $88,109 $120,924 $155,487 $191,813 $220,916 $260,814 $311,522 $355,057 $400,438 $447,680 $496,803 $547,824 7. Power Costs & PCE Payments: with Waste Heat Offset 7.0. Power Costs Avg. Costikwh 90.188 90.196 $0,208 $0218 90.220 $0240 90.641 $0.647 $0653 90.660 90.667 $0674 90.682 90.691 $0.700 90.709 90.719 90.729 $0.740 90.751 PWAvg. Costiewh $0,188 $0.191 90.194 $0.197 ‘$0.200 $0.202 $0.522 $0.508 90.498 90.484 90.473 90.462 90.482 90.442 90.432 90.423 90.414 $0.408 90.308 $0.390 7.b PCE Payments PCE Payment $/kwh $0.13 $0.13 90.14 90.14 90.140 90.154 90.132 90.136 90.140 90.144 90.148 90.153 90.158 $0.163, $0.168 $0.173 90.178 90.184 $0.190 90.196 PCE Payments $38,181 $40,967 $43,060 $47,137 $60,503 $54,078 $47,855 = $50,880 «$54,105 = $57,512 $61,121 $64,942 $68,967 $73,288 «= $77,708 = $82,585 = $87,650 $93,003 $08,661 $104,638 PWPCE Payments $38,181 $39,601 $41,045 $42,515 $44,010 $45,530 $36,630 $30,908 $41,088 9 $42,199 $43,330 $44,482 $45,055 «= $46,848 $48,081 9 $49,205 $50,548 = $51,822 $53,115 $54,428 Acoumuated PW PCE Payments $38,181 $77,781 $118,827 $161,342 $205,352 $250,883 $280,812 $329,811 $370,809 $413,097 $456,427 $500,910 $546,564 $593,412 $641,473 $690,767 $741,315 $793,137 $846,252 $900,680 Acoumuated P.W of PCE Savings $0 so 0 $0 80 $0 $8,146 $16,704 © $25,048 $35,612 $45,701 $56,489 $87,710 $79,460 $91,743 $104,564 $117,929 $131,842 $148,308 = $181,334 8. Potential Rate Reduction. kwh From Sales of Waste Heat co 0 0 0 $0.000 $0.000 $0.029 $0.031 90.033 90.035 90.037 $0.039 90.041 $0.043 90.045 $0.047 ‘0.050 $0,052 90.064 $0.057 Chefornak Sys Losses 1999 = 15.00% Furl Efficiency Btukwh = 8500 Est. Year 2001 Fusi Cost Sigal $0.88 Fual Inflaction Factor 40% ‘Waste Heat Capital invest per KW Fu Cells - Propane Fuel Sys. Losses 2020 = 8.00% Brugel 91,500 General Inflation Factor 3.0% Load Factor . os Est. 2001 Non-Fusl Cost $twh = $0.18 Discount Rate 35% Hot Water Waste ‘Avg. Eligible PCE kwh Fuel Cel Installed Costkw = $1,200 (8M perfkwh = $0.010 Heat Boller = $100 Sold as % of Total = 61% Avg. PCE per kwh sold = 0.09 Year 2001 2002 2003 2004 2005 2008 2007-2008 2000 010 2011 2012 2013 204 20150201807 2018 2019 2020 4. Load Requirements kWh Sales 947.418 982,643 1,018.43 1,054,988 1,002,086 1,120,789 1,168,135 1,207,108 1,246,700 1,288,919 1,327,761 1,360,228 1,411,318 1,454,032 1,407,371 1,641,333 1,585,920 1,631,190 1,678,065 1,723,423 kWh Generated 1,083.212 1,120,213 1,157,687 1,195,630 1,234,095 1,272,808 1,312,205 1,351,050 1,202,148 1,432,770 1,473,815 1,515,270 1,557,154 1,500,435 1,642,117 1,685,191 1,728,653 1,772,405 1,816,712 1,861,297 kW Demand 247 256 284 273 282 291 300 309 318 327 338 346 358 365 ‘375 385 395 405 415 425 2, Fuel Coll Generators 100K 0 0 ° 0 ° 0 300 300 300 300 300 300 300 300 300 300 300 300 300 300 3. Expenses 3a Expenses Capital Cost Turbine Generation $0 %0 0 0 $0 $0 $280,000 $360,000 $280,000 $360,000 $360,000 $360,000 $380,000 $380,000 $360,000 $360,000 $380,000 $360,000 $380,000 $280,000 Debt Service @ 7%, 10 Years 0 0 $0 0 %0 $0 $51,258 $51,256 $51,258 $51,256 $51,286 $51,258 $51,256 $51,256 $51,256 $51,286 $51,256 $51,256 «$51,286 «$51,256 kWh Gal ° 0 ° 0 0 0 108 108 108 408 108 108 108 108 108 jos 108 jo8 108 108 Gal Fusi ° 0 ° 0 0 O 121,809 125,602 120,325 133,009 198,012 140,764 144,054 148,581 182,546 156,548 100,585 184,658 © 168,768 «172,007 Funi Cost $/Gal soe = 089) $083 OST) S101 $105 $1.00 $1.13 $1.18 81.22 S127 $12 $1.38 S14 $10 S155 S181 $1.88 $1.74 $1.81 Fun Cost %0 $0 0 $0 $0 $O $192,647 $142,132 $182,212 $162,010 $174,200 $188,961 $100,172 $212,763 $227,178 $242,463 $258,685 $275,834 $204024 $313,280 Funt Cost $/kwh 30 30 $0 30 $0 $0 $0101 $0105 $0109 $0114 «$0.18 «$0123. $0128 © $0133 $0188 0144 «= $0150 $0158 = SONGZ (80.168 8M %0 $0 %0 $0 $0 $0 $14,339 $15,218 $16,139 $17,108 $18,128 $19,195 $20,317 $21,405 $22,731 $24,027 $25,386 $28,811 $28,304 ($20,808 Other Non FusiCost $0 %0 $0 $0 $0 $0 $258,009 $273,805 $200,409 $307,044 $226,200 $345,512 $985,712 $388,011 $409,153 $432,482 $456,045 $482,500 $500,468 $537,630 Replace at 10% of Cost 0 $0 %0 $0 0 $0 $36,000 $36,000 $38,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $96,000 $36,000 $36,000 $36,000 $36,000 Energy Storgy System $0 $0 %0 %0 90 $0 $75,000 $75,000 $78,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 Debt Service @ 7%, 10 Years $0 $0 %0 $0 %0 $0 $10,678 $10,678 $1067 $10878 $10678 $10,678 $10678 $10878 $10678 $10678 $10678 $10678 $10678 $10,678 Replace and O&M 10% of Cost 0 %0 $0 er) 90 $0 $7,500 $7,800 $7,800 $7,500 «$7,800 $7,500 $7,800 $7,500 $7,500 $7,800 «$7,500 $7,500 $7,500 «$7,800 Propane Fun Storage S/ge! 0 90 %0 0 $0 %0 2 2 2 $2 $2 $2 2 $2 $2 %2 2 $2 $2 2 Propane Fuel Storage Cost $ 0 %0 % $0 $0 $O $243,708 $251,184 $258,651 $206,108 $273.23 $281,527 $280,207 $207,163 $205.003 $313,008 $221,170 $320,316 $397,531 $345,815 Total Expense Turbine Generation %0 $0 $0 %0 $0 $O $754,317 $787,882 $822,004 $859,604 $807,043 $938,090 $079,043 $1,023,767 $1,060,580 $1,117,502 $1,167,601 $1,210,985 $1,274,761 $1,332,037 Diesel Genertion kWh /Gal 77 80 83 as 9 ® ° 0 ° ° 0 ° 0 0 ° 0 ° ° ° ° Gal Fue! 77914 79,123 -60,335 «81,547 $82,750 $83,970 %0 %0 $0 %0 %0 $0 % $0 $0 $0 %0 0 %0 #0 Ful Cost Gai $1.20 $134 $140 $145 $1.81 1.57 0 $0 0 $0 $0 so $0 $0 %0 %0 $0 $0 0 $0 Furst Cost $100,509 $108,152 $112,088 $118,331 $124,803 $131,700 0 $0 $0 $0 $0 $0 %0 $0 $0 $0 $0 $0 %0 0 Fusl Cost$/kwh $0168 © $0168 «= $0169 $0170 $0171 «= $0.173 90 0 0 $0 %0 0 90 $0 0 $0 0 $0 9 %0 Verisile Non-Fusl Costs $/kwh $0072 $0075 $0078 §=— $0081 = $0084 «$0.08 0 %0 $0 $0 %0 %0 80 $0 $0 %0 0 $0 % $0 Variable Non-Fusl Costs $37,780 $41,468 $45,450 $40,748 $54,383 $50,377 $0 $0 $0 $0 $0 $0 $0 $0 0 0 0 $0 x0 % Foad Non-Fusl Costa $/kwh $0108 $0112 $0117 $0121 $0128) $0131 $0 $0 90 $0 $0 $0 80 $0 $0 $0 $0 0 90 $0 Ford Non-Fual Costs $58,671 $62,202 $88,176 $74,623 $81,575 $80,088 % $0 $0 $0 $0 $0 0 $0 $0 %0 $0 0 0 $0 Total Non-FusiCost $04,451 $103,660 $113,628 $124,371 $135,958 $148,443 90 $0 0 $0 %0 $0 $0 0 $0 % $0 0 0 0 Total Diesel Generation Expenses $104,980 $209821 $225,714 $242,701 $280,851 $280,232 $0 $0 $0 $0 $0 0 %0 %0 $0 %0 $0 0 $0 0 Total Generation Expenses $104,980 $209,821 $225,714 $242,701 $260,851 $280,232 $754,317 $787,882 $822,034 $850,004 $807,043 $038,030 $079,943 $1,023,767 $1,060,589 $1,117,502 $1,167,601 $1,219,085 $1,274,761 $1,392,037 3b. Presert Worth Expenses PW Factor 1000 0986 0939 092 O87f O82 0814 O78 0759 073% O70 0685 C682 089% c6f6 O87 OS77T _OSST 0.538 0.520 PW Total Cost $ $104,060 $202,726 $210,707 $218,903 $227,316 $235,048 $613,637 $619,282 $624,948 $630,718 $636,500 $642,409 $648,510 $854,601 $860,773 $067,028 $673,962 $670,780 $686,282 $002,008 ‘Accumulated PW $194,980 $907,686 $008,303 $827,206 $1,054,612 $1,200,560 $1,904,197 $2,523,449 $3,148,205 $3,770,113 $4,415,682 $5,058,181 $5,708,601 $6,981,201 $7,022,084 $7,680,000 $8,262,453 $9,042,233 $0,728,515 $10,421,381 Total Costs 4. Power Costs & PCE Payments 4. Power Costs ‘Avg. Costvkwh $0208 $0214 © $0222, $0200 $0230 «$0248 «= 8084S $0853 $0.ERD 80888) SUE7S | S0ERS = $08 = 0704 $0714 «= $0725 | 0780748 = $0780 = $0.73 PW Avg. Costhkwh $0208 $0208 $0207 «$0207. «($0208 «$0200 $0825 «= $0513 | «$0501 © $0400 S047 $0.49) 80.480) $0480 $0441 = 80.433 $0425 $0417 = $0.4D 80.402 4b. PCE Payments PCE Payment $/kwh $o0ce $009 «$0.10 $010 $010 SONt ONT $011 $02 $012 = HOB SON O14 $14 HONS HONS HIG HONG $017 $0.17 PCE Payment $52,013 $55,635 $59,008 $64,214 $68,709 $73,067 $78,633 $84,314 $00,127 $08,291 $102,824 $109,747 $117,080 $124,845 $133,086 $141,767 $150,973 $160,711 $171,010 $181,800 PWPCE Payments $52,013 $53,947 $55,015 $57,018 $50,054 $62,025 $64,131 $88,270 $88,444 $70,652 $72,804 $75,171 $77,481 $70,826 $82,208 $84,619 $87,067 $80,540 $02,085 $4616 ‘Accumulated PW PCE $52,013 $105,960 $161,878 $219,703 $279,748 $341,773 $405,004 $472,174 $540,618 $811,270 $684,164 $750,334 $836,816 $016,642 $008,848 $1,063,467 $1,170,534 $1,260,063 $1,352,148 $1,446,764 Payments: Yeer 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Clesel Fuel Gal Equvelert) Capital investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement st 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investmentt Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Hest Ssies Net Income 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses, PWTotal Expenses. ‘Accumulated PW Total Expenses. Accurnated PW Savings From W. H. Sales 7. Power Costs & PCE Payments with Waste Heat Offset 7.0. Power Costs Avg. Costfcwh PWAvg. Costixwh 7.b PCE Payments PCE Payment $/kwh PCE Payments PWPCE Payments Accumulated PW PCE Payments Accumuated P.W of PCE Savings 6. Potential Rate Reduction. kwh From Sales of Waste Heat 3 8 5 3 5 : 88 BSSEBSE SESEEES $0.208 $0.09 $52,013 $52,013 $52,013 0 88 Ssesss sesssss 90.214 90.208 $0.09 $55,635 ‘$53,947 ‘$105,960 so 88 BSEESE BESESES 90.222 90.207 $0.10 $59,008 $56,015 $161,876 0 88 SSESES SESEEES $242,701 $218,903 $827,296 $0.230 90.207 $0.10 $84,214 $57,918 $219,793 0 88 SSBSSsS Beessss $260,851 $227,316 $1,054,612 $0.208 90.103 968,790 $59,054 $279,748 $0 $0,000 88 SSBSSE SEEEEES 2007 3,992 ‘$30,000 $3,865 ‘$3,000 $7,485 $30,000 $3,865 $1,500 $5,965 $13,470 $47,472 $34,002 $720,315 $585,977 $1,876,537 $27,660 $0617 $0,502 $0,063 $50,129 $48,101 $380,674 $16,020 4,113 $30,000 $3,685 $618 ‘$3,000 $7,503 ‘$30,000 $3,885 618 $1,500 ‘$6,003 $13,508 $50,667 $37,360 $750,502 $589,688 $2,408,424 $57,025 90.622 $0.489 90.085 $62,664 $49,253 $439,128 $33,046 90.031 4,235 $30,000 $3,685 $637 $3,000 $7,822 ‘$30,000 $3,885 9637 $1,500 $6,022 $13,543 954,474 $40,931 $782,003 $603,862 $3,060,287 $88,100 90.627 90.476 90.067 $68,408 $50,431 $489,550 $51,080 90.033 2010 4,358 31583 $30,000 $3,685 $3,000 $7,541 $30,000 $3,885 $1,500 $6,041 $13,582 $58,308 $44,724 $814,879 $897,902 $3,658,189 $120,924 $0633 $0.465 $0.090 $70,373 $51,635 $541,194 $70,076 90.035, 2011 4,483 ‘$30,000 $3,865 ‘$3,000 $7,560 ‘$30,000 $3,885 $1,500 $8,060 $13,621 962,375 $48,784 $849,168 $602,008 ‘$4,260,194 $155,487 90.640 90.453, ‘$0.02 $74,571 $82,605 $504,059 $90,105 90.037 4,609 ‘$30,000 $3,685 $8,000 $7,581 $30,000 $3,685 $1,500 $6,061 $13,661 $86,695, ‘$53,034 $884,996 $608,174 $4,866,368 $191,613 ses 90.443 90.095 $79,014 $54,120 $648,170 $111,155, $0.039 2013 4737 $30,000 $3,685 $716 $3,000 $7,602 $30,000 $3,865 $716 $1,500 $8,102 $13,703 $71,280 $87,577 $922,366 $610,406 2014 2015 4,865 4,095 ‘38257 3198 $20,000 $30,000 $3,885 $3,885 $738 $760 $3,000 $3,000 $7,623 $7,645 $30,000 $30,000 $3,685 $3,685 $738 $760 $1,500 $1,500 $6,123 96,145 $13,746 = $13,780 $76,144 = $81,303 $62,308 © $67,513 $961,368 $1,002,077 $814,703 $819,085 $5,476,775 $6,091,478 $6,710,542 $229,016 $269,814 $311,522 90.654 90.681 0.669 90.433 90.423 90.413 $0.007 90.100 $0.103 $83,714 = $88,685 $83,042 $55,400 $56,706 $58,036 $703,570 $760,285 $818,321 $133,236 «$156,357 $180,527 90.041 90.043 90.045 2016 5,126 37147 $30,000 $3,685 $8,000 $7,668 $30,000 $3,885 $1,500 $6,168 $13,838 $88,773 $72,937 $1,044,565 $623,491 $7,334,033 $0678 90.405 90.108 $99,500 $59,390 $877,711 90.047 2017 2018 5,250 5,392 38108 30072 $30,000 $30,000 $3,885 ($3,885 $208 $831 $3,000 $3,000 $7001 ($7,716 $30,000 $30,000 $3885 ($3,885 $008 $831 $1,800 $1,500 $6101 $6,216 $13,883 $13,931 $02,572 $98,716 $78.689 $84,785 $1,088,912 $1,135,200 $627,962 $632,538 $7,962,018 $8,594,553 $400,438 $447,680 $0.687 $0.696 90.308 90.388 90.109 = 90.112 $105,373 $111,579 $60,769 © $62,172 $938,480 $1,000,652 $232,084 $250,431 ‘$0.060 90.052 2019 5628 40047 $20,000 $3,005 $055 $3,000 $7,744 $30,000 $3,665 $885 $1,500 96,241 $13,061 $106,228 991,245 $1,183,516 $637,159 $9,231,712 $496,603 $0.708 $0.380 90.115 $116,134 $63,509 $1,084,251 $287,807 0.054 2020 5662 41029 $30,000 $3,885 $881 $3,000 $7,788 ‘$30,000 $3,685 ‘$881 $1,500 $6,268 $14,033 $112,121 $96,068 $1,233,949 $841,645 $9,673,558 $547,624 90.716 90.372 - $19 sizsosr $85,049 $1,129,300 ($317,464 $0.057 Kipnuk Fuel Cells - Propane Fuel Year 1. Load Requirements kWh Sales: kWh Generated kW Demand 2, Fusl Coll Generators 100kw 3. Expenses 3aBpernses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh (Gat Gal Fut Fuel Cost $/Gal Funl Cost Fusi Cost $/kwh 08M Other Non FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fusl Storage $/gal Propane Fusl Storage Cost $ Total Expense Turbine Generation Diesel Genertion kWh (Gal Gal Fuel Fusl Cost $/Gal Fusl Cost Fust Cost$/ewh Variable Non-Fusl Costs $/kwh Variable Non-Fusi Costs Fixed Non-Fusl Costs $/kwh Fixed Non-Fusl Costs: Total Non-FusiCost Total Diesel Generation Expenses Total Generation Expenses 3b. Present Worth Expenses PW Factor PW Total Cost $ ‘Accumulated PW Total Costs 4. Power Costs & PCE Payments 4.2 Power Costs ‘Avg. Costhkwh, PW Avg. Costkwh 4b. PCE Payments PCE Payment $/kwh PCE Payment PWPCE Payments Accumuated PW PCE Payments ‘Sys Losses 1999 = 15.00% Fusl Efficiency Btuvkwh = ‘Sys. Losses 2020 = 8.00% Bruel Load Factor = os Avg. Eligible PCE kwh Fuel Cell Instaled Costkw = Sold as % of Total = 61% Avg PCE per kwh sok = 2001 2002 2003 2004 2005 2008 047.416 962,643 1,018,493 1,054,968 1092066 1,129,789 1,083,212 1,120,213 1,157,687 1,195,630 1,234,035 1,272,696 247 256 24 273 282 291 0 o ° ° o ° 0 sO #0 $0 $0 #2 $0 $0 0 0 $0 *” ° o ° ° o ° ° o ° ° 0 9 soe2 soes $0.89 soe2 $0.96 $1.00 90 $0 0 #0 $0 0 0 so 0 0 x0 0 #2 $0 0 0 $0 9 $0 0 90 0 $0 0 0 0 90 0 0 $0 so $0 0 $0 $0 9 0 $0 0 0 9 9 cd #0 $0 $0 $0 $0 co) $0 0 90 0 #0 0 $0 0 $0 9 Cl 0 $0 0 $0 9 2 11.5 11.6 W7 W7 12 12 147,258 = -150,554 183,851 157,149 $160,446 $163,743 $1.22 $1.27 $1.32 $1.37 1.43 $1.48 $179,655 $191,023 $203,014 $215,660 $228,993 $243,047 90.106 90.110 90.113 90.117 90.121 90.125 $0.048 ‘$0,050 $0.052 90.054 90.056 90.058 $71,086 $76,336 $81,921 $87,871 $94,208 $100,056 $0.072 $0.075 $0.078 $0.081 ‘$0.084 $0.068 $108,644 $114,504 $122,681 $131,808 $141,312 $151,433 $177,740 $190,841 $204,802 $219,677 $235,520 $252,380 $357,305 $381,663 $407,817 $435,338 $464,514 $495,436 $357,305 $381,663 $407,817 $435,338 $464,514 $495,436 1.000 0.986 0934 0.902 0.871 0.842 $357,305 $368,950 $380,701 $302,650 $404,707 $417,143 $357,305 $728,345 $1,107,046 $1,499,696 $1,904,493 0377 $0.389 ‘$0.400 $0.413 $0425 90.439 $0377 90.375 90.374 90.372 90.371 90.369 $0.14 $0.14 $0.15 90.16 $0.16 $0.17 $80,909 $86,855 $03,174 $90,889 $107,021 $114,563 $80,909 $83,918 $86,979 $90,094 $93,262 $96,484 $80,909 $164,827 $251,808 $341,901 $435,163 $531,647 8500 91,500 $1,200 0.14 2007 2008 1,168,135 1,207,108 1,312,205 1,351,950 300 309 300 300 $360,000 $360,000 $51,256 $51,256 108 10.8 121,899 = 125,502 $1.04 $1.08 $126,478 $135,522 $0096 $0.10 $14,339 $15,216 $172,066 $182,507 $36,000 $36,000 $75,000 $75,000 $10,678 $10,678 ‘$7,500 ‘$7,500 2 $2 $243,706 $251,184 $662,114 $689,953 ° ° co 90 co 0 a 0 #o 9 0 9 0 #9 0 9 $0 30 $0 % $0 0 $662,114 $689,953 0814 0.786 $538,630 $542,297 $2,321,636 $2,860,267 $3,402,563 90.567 90.461 $0572 90.449 $0.18 $131,155 $103,067 $0.17 $122,629 $99,759 $631,406 Est Year 2001 Fusi Cost /gal $0.82 Fual Ieflaction Factor General inflation Factor Est 2001 Non-Fusl Cost S/kwh = 90.12 Discount Rate O&M pertkwh = $0.010 2008 2010 2011 2012 2013 2014 2015 1,246,700 1,286,919 1,327,761 1,369,228 1,411,318 1,454,032 1,497,371 1,392,148 1,432,770 1,473,615 1,515,279 1,557,154 1,500,435 1,642,117 318 27 a8 ue 36 365 375 x00 300 300 300 30 300 300 $51,256 $51,256 $51,256 $51,256 $51,256 = $51,256 108 108 108 108 10.8 108 129,325 «133,099 136,912 140,764 148,581 152,546 $1.12 $1.17 $1.21 $1.26 $1.37 $1.42 $145,132 $155,342 $168,184 $177,693 $202,867 $216,612 90.104 $0108 = $0113 $0117 $0127 $0192 $16,130 © $17,108 $18,128 $19,195 $21,495 $22,731 $193,666 $205,206 $217,513 $230,341 $257,941 $272,769 $10678 $10,678 $10,678 $10678 $10,678 $10,678 $10,678 $7,500 ‘$7,500 $7,500 $7,500 ‘$7,500 $7,500 $7,500 2 $2 $2 2 2 td $2 $258,651 $286,198 $273,623 $281,527 $280,307 $287,163 $305,093 $719,022 $749,378 $781,080 $814,191 $848,775 $884,900 $922,639 ° 0 ° ° 0 0 ° co 0 9 9 co 2 9 #0 9 *” 9 #0 a 0 0 0 0 $0 0 0 9 $0 2 9 0 0 cd cd co $0 0 0 0 $0 9 a 0 90 9 0 0 $0 $0 $0 0 9 0 $0 0 $0 0 0 #9 0 90 0 $0 $0 0 $0 0 $0 $0 0 0 0 90 $0 $0 $0 $719,022 $749,378 $781,080 $814,191 $848,775 $884,900 $922,639 0758 OTM 0.700 0.685 0.682 0.639 0618 $546,033 $549,642 $553,722 $557,677 $561,705 $565,809 $569,989 $3,048,507 $4,496,438 $5,052,161 $5,609,837 $6,171,542 $6,737,351 $7,307,340 90.577 90.562 90.588 90.595 90.601 $0.609 sos16 90.436 90.427 90.417 90.407 90.308 $0.389 90.381 $0.18 $0.19 $0.20 $0.20 9021 90.22 90.23 $140,196 $140,786 $150,049 $170,717 $162,124 $194,203 $206,991 $108,468 $109,903 $113,301 $116,932 $120,527 $124,174 $127,875 $840,961 $950,864 $1,064,254 $1,181,187 $1,301,713 $1,425,887 $1,553,763 40% Waste Heat Capital Invest per KW 3.0% 35% Hot Water Waste Heat Boiler = ‘$100 2016 2017 2018 2019 2020 1,541,333 1,585,920 1,631,130 1,676,965 1,723,423 1,685,191 1,728,653 1,772,405 1,816,712 1,861,207 388 395 405 a5 425 300 300 300 300 300 $51,256 = $51,256 $51,256 $51,256 $51,256 108 108 108 108 108 156,548 160,585 164.658 = 168,766 = 172,907 $148 $1.54 $1.60 $1.66 $1.73 $231,188 $246,634 $263,005 $280,348 «= $208,718 $0137 $0.143 90.148 90.154 $0.160 $24,027 $25,386 $26,811 $28,304 $29,868 $288,321 $304,630 $321,727 $330,645 $358,420 $36,000 $36,000 $36,000 $36,000 $36,000 $75,000 $75,000 $75,000 ‘$75,000 ‘$75,000 $10,678 $10,678 $10,678 $10,678 $10,678 ‘$7,500 $7,500 ‘$7,500 $7,500 ‘$7,500 2 2 $2 $2 2 $313,096 $921,170 $329316 $337,531 $345,815 $962,064 $1,003,255 $1,046,292 $1,001,283 $1,138,255 ° ° ° ° ° #2 a 2 co $0 0 9 a 0 2 0 od 0 2 0 2 9 9 2 2 $0 9 9 2 0 90 #9 $0 0 a 0 9 Cd 9 $0 90 od 9 2 9 0 $0 9 9 2 0 90 0 » Cd $962,084 $1,003,255 $1,046,282 $1,091,283 $1,138,255 0se7 OST? —(OS87 0.538 0.820 $574,247 $578,563 $582,998 $587,494 $502,070 $7,881,567 $8,460,170 $9,043,168 $9,690,062 $10,222,731 $0624 «= $0633 $0641 $0651 $0,660 90.373 90.365 90.357 $0.350 $0344 $0.23 90.24 $0.25 90.26 $0.27 $220,528 $234,647 $240,008 $286,016 $282,954 $131,630 $135,438 $130,209 $143,213 $147,180 $1,685,303 $1,820,630 $1,060,129 $2,103,342 $2,250,522 Year 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diese! Fust Gal Equivalent) Capital Investment Debt Service @ 5%, 10 Years O8M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years 08M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income: ¢. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses PW Total Expenses Accumulated PW Total Expenses Accumutated PW Savings From W. H. Sales 7. Power Costs & PCE Payments with Waste Heat Offset 7.8 Power Coste ‘Avg. Costfkwh PWAVg Costfcwh 7b PCE Payments PCE Payment $/kwh PCE Payments PWPCE Payments Accumuated PW PCE Payments Acoumuated P.W of PCE Savings 8. Potential Rate Reduction. kwh From Bales of Waste Heat 3 BSS SSEBES SSSEEEE 37 0377 $0.14 $80,909 $80,009 $60,900 9 2002 2003 2004 ss #0 »” 0 co so 90 *” So so 0 a 90 0 so 9 0 $0 $0 $0 so 90 0 $0 $0 so 0 0 so 0 0 30 0 $0 90 $0 2 # 0 0 0 $0 0 0 0 $381,863 $407,817 $435,338 $368,950 $380,701 $392,650 $726,345 $1,107,046 $1,499,696 $0 0 $0 90389 $0.400 0413 90375 90.374 90372 914 $0.15 90.16 $86,855 $93,174 $99,889 $83,018 $86,979 $90,094 $164,827 $251,808 $341,901 so 0 so 0 0 $0 : $8 SEBSES SESESES $464,514 $404,797 $1,904,493 0 90.425 90.371 90.161 $107,021 $03,262 $435,163 0 2006 2007 2 3,982 0 20928 $0 = $30,000 $0 $3,685 #2 ‘$600 co $3,000 0 $7,485 $0 $30,000 2 $3,885, #0 ‘$600 co $1,500 2 $5,985 $0 = $13,470 $0 $45,264 sO $31,704 $495,436 $630,320 $417,143 $512,766 $2,321,636 $2,834,402 $0 $25,804 90.439 90.540 90.369 90.430 90.166 90.146 $114,593 $104,204 $96,484 $84,770 $531,647 $816,417 $0 «$14,068 $0,000 $0.027 2008 4.113 296802 ‘$30,000 $3,685 618 $3,000 $7,503 ‘$30,000 $3,885 $618 $1,500 ‘$6,003 $13,508 $48,501 $34,995 $654,956 $514,791 $3,349,194 $53,370 90.543 90.426 90.151 $110,876 $87,147 $703,565 $20,928 $0.029 4235 ‘$30,000 $3,885 $3,000 $7,822 ‘$30,000 $3,885 $1,500 $6,022 $13,543 $51,040 $38,907 $880,625 $516,674 $3,808,068 $82,529 90.546 90.416 0.155 $117,947 ‘$89,571 $793,136 ‘$47,825 $0.03 2010 4,358 31583 ‘$30,000 $3,685 656 ‘$3,000 $7,541 ‘$30,000 $3,885 $656 $1,500 $6,041 $13,582 $55,594 $42,013 $707,365 $519,016 $4,385,084 $113,355 $0 550 $0.403 $0.160 $125,440 ‘$92,039 $885,175 $65,689 $0033, 2011 4483 32488 ‘$30,000 $3,685 ‘$3,000 $7,560 ‘$30,000 $3,885 $1,500 $6,080 $13,621 $50,474 $45,853 $735,227 $521,216 $4,908,300 $145,861 $0554 90.303 90.165 $133,377 $94,563 $970,728 $84,526 90.035 4,609 $30,000 $3,885 $3,000 $7,581 ‘$30,000 $3,685 $1,500 $6,081 $13,661 $63 503 $49,932 $764,259 $523,476 $5,429,776 $180,081 90558 $0.382 90.170 $141,782 $97,113 $1,076,641 $104,346 4737 ‘$30,000 $3,685 $716 $3,000 ‘$7,602 $30,000 $3,685 $716 $1,500 $8,102 $13,703 967,965 $54,262 $704,513 $525,706 $5,055,571 $215,971 $0.563 $0.373 90.175 $150,679 $90,717 $1,176,558 $125,155 $0.038 2014 48685 $30,000 $3,885 $3,000 $7,623 ‘$30,000 $3,685 $1,500 $6,123 $13,746 $72,603 $58,656 $826,044 $528,176 $6,483,747 $253,604 $0.180 $160,096 $102,366 $1,278,924 $146,963 $0,040 2015 4,995 36198 $30,000 $3,865 ‘$3,000 $7,646 ‘$30,000 $3,685 $1,500 96,145 $13,780 $77,522 963,731 $858,907 $530,617 $7,014,365 $202,976 $0574 90.354 $0.166 $170,059 $105,059 $1,383,063 $169,780 90.043 2016 5,128 47 ‘$30,000 $3,685 $3,000 ‘$7,668 $30,000 $3,685 $1,500 96,168 $13,636 $82,737 $68,901 $893,162 $533,120 ‘$7,547,485 $334,102 $0.579 90.46 90.192 $180,598 ‘$107,797 $1,491,780 $193,612 90.045 2017 5,250 36108 ‘$30,000 $3,685 $808 $3,000 ‘$7,601 ‘$30,000 $3,685 $808 $1,500 $6,191 $13,683 $88,268 $74,383 $928,872 $535,686 $8,083,171 $377,000 90.198 $191,742 $110,579 $1,602,360 $218,471 90.047 2018 $392 30072 ‘$30,000 $3,885 $831 $3,000 $7,716 ‘$30,000 $3,685 $831 $1,500 $6216 $13,931 $94,125 $80,193 $966,099 $538,314 $8,621,485 $421,684 90.592 90330 $0.205 $203,524 $113,404 $1,715,763 $244,366 90.049 2019 5,528 40047 ‘$30,000 $3,865 $855 ‘$3,000 ‘$7,741 $30,000 $3,685 $855 $1,500 $6,241 $13,961 $100,332 $86,351 $1,004,012 $541,008 ‘$9,162,400 $468,171 $0.211 $215,976 $116,273 $1,832,038, $271,308 $0.051 2020 5,662 41029 ‘$30,000 $3,685 $881 $3,000 ‘$7,768 ‘$30,000 $3,885 $281 $1,500 $5,206 $14,033 $108,908 $92,873 $1,045,382 $543,761 $9,708,252 $516,480 90.607 90.316 0218 $229,144 $119,186 $1,951,222 $299,300 $0054 Kongiganak Fusl Cells - Propane Fuel Year 1. Load Requirements kWh Sales kWh Generated kW Demand 2, Fuel Cel Generators 100kw 3. Expenses 3a Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gat Fust Fusl Cost $/Gal Fusl Cost Fuel Cost $fwh O&M Other Non FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fusi Storage $/gal Propane Fusi Storage Cost $ Total Expense Turbine Generation Diese! Genertion kWh (Gal Gal Fust Fusl Cost $/Gal Fusi Cost Fusl Cost$/kwh Veriable Non-Fusi Costs $/kwh Variable Non-Fusl Costs Foed Non-Fusi Costs $/kwh Fixed Non-Fusl Costs Total Non-FuelCost Total Diesel Generation Expenses Total Generation Expenses 3b. Present Worth Expenses: PW Factor PW Total Cost $ Accumulated PW Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs ‘Avg. Costkwh PW Avg. Costikwh 4b. PCE Payments PCE Payment Sfewh PCE Payment PW PCE Payments Accumulated PW PCE Payments ‘Sys Losses 1999 = 15.00% Fuel Efficiency Btufkwh = Sys. Losses 2020 = 8.00% Btugal Load Factor . 05 Avg. Eligible PCE kwh Fusl Cel installed Costkw = Sold as % of Total = 55% Avg. PCE per kwh sold = 2001 2002 2003 2004 2005 2008 947.416 982,643 1,018,493 1,054,968 1,092,086 1,129,780 1,083,212 1,120,213 1,157,687 1,195,630 1,234,035 1,272,696 247 256 24 273 262 291 0 0 °o ° 0 ° 0 $0 $0 0 0 0 0 $0 %0 $0 $0 2 0 0 ° ° ° ° 0 0 ° 0 ° ° $098 $100 $1.04 $108 $112 $1.17 $0 $0 $0 $0 0 0 0 0 ° so $0 $0 0 $0 0 $0 $0 0 0 $0 $0 0 $0 %0 #9 $0 90 ro 90 0 30 0 0 0 so $0 0 90 0 %0 so 0 0 $0 0 90 0 %0 $0 0 0 0 $0 0 0 0 $0 90 $0 so 0 0 0 0 %0 0 4 93 95 97 10 10 87,952 89,358 © GO755 92,142 $03,518 $04,885 $144 $150 $1.58 $162 $1.68 $1.75 $128,650 $133,823 $141,351 $149,251 $157,541 $168,237 $0158 © $0.181 $0.64 $0167 $0170 $0.173 $0088 © $0071 += $0074 $0078 §=— $0080 $0,083 $47,602 $51,582 $55,849 © $60,421 $85,316 $70,558 $0102 $0108 = $0110 $0115 «$0119 $0124 $71,402 $77,373 $83,774 $90,631 $07,974 $105,833 $119,004 $128,956 $130,623 $151,051 $163,290 $176,380 $245,654 $282,778 $280,974 $300,303 $320,830 $342,628 $245,654 $262,778 $280,974 $300,303 $320,830 $342,628 1000 0988 «= 08402871 a2 $245,654 $253,802 $262,202 $270,856 $279,585 $288,482 $245,654 $490,546 $761,838 $1,032,694 $1,312,279 $1,600,761 $0259 $0267 $0278 = $0285 $0204 $0.03 $0259 $0258 «= $0258 «= $0.257 $0288 «= $0.255 $010 $010 $0.11 $011 Ott $0.12 $52,108 $55,937 $60,007 $64,331 $68,924 $73,801 $52,108 $54,045 $58,017 $58,023 $80,084 $62,138 $52,108 $108,153 $162,170 $220,194 $280,257 $342,308 8500 Est Year 2001 Fuel Cost $/gal 91,500 Est. 2001 Non-Fusi Cost Stcwh = $1,200 O&M perkwh = O41 2007 2008 2009 2010 2011 1,168,135 1,207,108 1,246,700 1,286,919 1,327,761 1,312,205 1,351,950 1,392,148 1,432,770 1,473,615 300 309 318 227 336 300 300 300 300 300 $360,000 $360,000 $360,000 $360,000 $360,000 $51,256 $51,256 $51,256 $51,256 $51,256 108 108 108 108 108 121,899 125,582 129,325 133,099 136,012 $1.21 $1.26 $1.31 $1.37 $1.42 $148,071 $158,659 $169,011 $161,863 $104,556 90.113 $0117 «= 80.122 $0127 $0.12 $14,339 $15,216 §=—- $16,130 $17,108 $18,126 $243,760 $258,679 $274,360 $200,836 $308,143 $36,000 $36,000 $36,000 $36,000 $36,000 $75,000 $75,000 $75,000 $75,000 $75,000 $10,678 $10,678 $10,678 $10,678 $10,678 $7,500 ‘$7,500 ‘$7,500 $7,500 $7,500 $2 2 oa $2 2 $243,708 $251,184 $258,651 $266,198 $273,623 $755,402 $789,173 $824,404 $861,440 $900,083 ° oO ° ° 0 co 0 2 $0 # 0 0 co $0 #9 co #0 co co #0 9 #0 $0 0 $0 2 $0 $0 $0 0 #0 0 0 0 9 $0 0 2 0 $0 0 0 #0 0 #0 $0 0 0 $0 $0 $0 $0 $0 $0 $0 $755,402 $780,173 $824,494 $861,440 $900,063 0814 = 0788788 0734 = 0709 $614,520 $620,283 $626,131 $632,085 $636,086 $2,215,281 $2,635,564 $3,461,694 $4,093,759 $4,731,645 90.647 90.654 90.661 0.669 90.678 $0528 §6$0514 = 80.502 $0401 «80.481 $0.12 $0.13 $013 $0.14 $0.14 $78,976 $84,468 §=— $00,202 $06,467 $103,012 $64,247 $68,301 $68,560 $70,781 $73,027 $408,643 $473,034 $541,602 $612,383 $885,410 9098 $0.17 $0.010 2012 1,369,228 1,515,279 $360,000 $51,256 108 140,764 $1.48 $208,031 $0.137 $19,195 $326,317 $10,678 Seesssesesse g 0.685 $644,194 $5,376,040 90.687 90.470 90.15 $109,947 $75,308 $760,717 Fut Inflaction Factor 4.0% Waste Heat Capital Invest per KW General inflation Factor 30% Discourt Rate 35% Hot Water Waste Heat Boiler = ‘$100 2013 2014 2015 2016 2017 2018 2019 2020 1,411,318 1,454,032 1,497,371 1,541,333 1,585,920 1,631,130 1,676,965 = 1,723,423 1,857,154 1,599,435 1,642,117 1,685,101 1,728,653 1,772,495 1,816,712 1,661,207 36 38S v5 385 385 405 415 425 300 300 0 300 300 300 300 300 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $51,256 = $51,256 = $51,256 = $51,256 «= $51,256 = $51,256 $51,256 $51,256 108 108 108 108 108 108 10.8 10.8 144,654 148,561 152546 156,548 160,585 164,658 168,768 172,907 $1.54 $1.60 $1.66 $1.73 $1.80 $1.87 $1.04 $2.02 $222,331 $237,503 $253,505 $270,656 $288,742 $307,908 $328,213 $349,718 $0143 $0148 $0154 $0.161 $0.167 $0174 $0.181 $0.188 $20,317 $21,495 = $22,731 $24,027 $25,386 9 $26,811 $28,304 $29,868 $345,305 $385,416 $386,423 $408,455 $431,559 $455,780 $481,164 $507,762 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 ‘$75,000 ‘$78,000 $10678 $10678 $10678 $10678 $10678 $10,678 $10.678 $10,678 $7,500 $7,500 ‘$7,500 $7,500 $7,500 ‘$7,500 ‘$7,500 ‘$7,500 2 $2 $2 $2 $2 2 $2 2 $289,307 $297,163 $305,093 $313,006 $321,170 $320,316 $337,531 $345,615 $962,785 $1,027,011 $1,073,275 $1,121,688 $1,172,292 $1,225,248 $1,280,646 $1,336,507 o ° 0 O ° 0 ° 0 $0 0 $0 0 0 0 9 co 9 0 $0 0 so 90 0 0 0 0 $0 #0 92 0 *” co 0 2 0 $0 so 9 90 2 #9 cd co %0 9 9 0 0 0 0 $0 0 0 0 0 0 0 0 0 0 so ” 9 0 # 9 0 0 2 $0 2 0 $0 2 90 $0 0 $0 9 0 $0 $0 $0 0 0 0 0 $0 $082,785 $1,027,011 $1,073,275 $1,121,668 $1,172,292 $1,225,248 $1,280,646 $1,338,507 0.662 0.639 0618 0.507 os77 0.557 0.538 0.520 $850,301 $656,675 $863,050 $660,513 $676,068 $682,713 $689,450 $696,279 $6,026,430 $6,683,108 $7,346,155 $8,015,689 $8,691,737 $9,374,449 $10,083,900 $10,760,179 90.608 0.708 90.717 90.728 90.739 90.751 90.764 90.777 90.461 90.452 $0.43 0.44 90.426 $0.419 s0411 90.404 $0.15 $0.16 $0.16 90.17 90.17 $0.18 $0.19 90.19 $117,283 $125,072 $133,308 $142,025 $151,248 $161,004 = $171,322 $182,231 $77,622 $70,972 $82,355 = $84,773 = $87,228 = $80,712 $92,233 $94,788 $838,340 $918,312 $1,000,667 $1,085,440 $1,172,686 $1,262,378 $1,354,611 $1,449,300 Your 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diese! Fuse! Gal Equivatert) Capital Investment Debt Service @ 5%, 10 Years O8M at 2% of Investment Replacement st 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years 08M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Ssies Net Income 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses PWTotal Expenses: Accumulated PW Total Expenses: Acoumuiated PW Savings From W. H. Sales. 7. Power Costs & PCE Payments with Waste Heat Offset 7.0 Power Costs Avg. Costiewh PWA\g. Costikwh 7.b PCE Payments PCE Payment $/kwh PCE Payments: PWPCE Payments ‘Accumulated PW PCE Payments Acoumuated P.W of PCE Savings 8. Potential Rate Reduction. kwh From Sales of Waste Heat 3 SS SESSESE SESEESE $0250 90.259 $0.10 $52,108 ‘$52,108 $52,108 0 3 3 88 S8EBSS SEBEEEE 90267 90.258 $0.10 $55,937 $54,045 $108,153 0 88 SE8SEEE SEEEESE $0276 90.258 $0.11 ‘$80,007 $56,017 2004 2005 $0 0 0 0 0 0 $0 90 2 0 so 90 0 $0 9 $0 so $0 so 0 sO 0 sO 0 so #0 0 0 $0 » $300,303 $320,830 $270,856 $270,565 $1,032,694 $1,312,270 0 #0 $0.285 90.204 $0257 90.256 $0.11 90.115 $64,331 $88,024 $58,023 $60,084 $162,170 $220,194 $280,257 so $0 0 ‘$0,000 3 88 S8ESES SESEESS $342,626 $288,482 $1,600,761 0 90.303 90.255 $0.19 $73,801 $62,138 $242,996 $0 ‘$0,000 2007 3,992 ‘$30,000 $3,685 $3,000 $7,485 $30,000 $3,685, $1,500 $5,985 $13,470 $52,902 $90,522 $715,880 $582,360 $2,183,130 $32,151 90.613 $0.499 $0.001 $58,328 $47,440 $380,644 $16,700 $0,034 2008 4.113 29802 $30,000 $3,885 e118 ‘$3,000 $7,503 $30,000 $3,685 $618 $1,500 $6,003 $13,508 $56,781 $43,275 $745,898 $586,269 $2,769,390 $68,165 soste 90.486 $0.093 $61,856 48.619 $438,463 $34,571 2009 4,235 30888 ‘$30,000 $3,665 $3,000 $7,622 $30,000 $3,685 $1,500 $6,022 $13,543 $60,608 $47,285 $777,230 $500,237 $3,350,696 $102,068 90.623 90.473 $0,008 965,508 $40,614 $488,277 $53,325 210 4358 31583 ‘$30,000 $3,685 $3,000 $7,541 $30,000 $3,885 $1,500 36.041 $13,582 $85,086 $51,504 $809,996 $594,275 $3,953,911 $139,849 $0629 90.462 $0.098 $09,556 $51,035 $539,312 $73,071 2011 4483 32488 $30,000 $3,685 $3,000 $7,560 ‘$30,000 $3,685 ‘$675 $1,500 $6,080 $13,621 $69,628 ‘$56,007 $844,076 $596,381 $4,852,202 $170,553 90.636 90.451 90.101 $73,748 $52,261 $501,503 $93,817 90.042 2012 2013 4609 4777 (33402 MRS $30,000 $30,000 $3,885 $3,665 $696 $716 $3,000 $3,000 $7,581 ‘$7,602 $30,000 $30,000 $3,885 $3,685 $696 $716 $1,500 $1,500 $6,081 $6,102 $13,661 = $13,703 $74,451 $70,568 $60,789 $85,685 $879,715 $916,920 $802,557 $606,602 $5,154,849 $5,761,651 $221,191 $264,779 642 $0.650 90.440 $0.430 90.104 $0.107 $78,184 © $82,878 $53,552 $54,847 $645,145 $899,963 $115,572 $138,347 $0.044 90.047 2014 4.885 ‘35257 ‘$30,000 $3,685 $738 ‘$3,000 $7,623 $30,000 $3,885 $738 $1,500 6.123 $13,746 $84,998 $71,252 $955,759 $611,116 $6,372,768 $310,338 90657 90.420 90.110 $87,643 $56,167 $756,160 $162,152 90.049 2018 2016 2017 4,985 5126 5,259 36198 3a7a7 38108 $30,000 $30,000 $30,000 $3,865 $3,685 $3,685 $760 $783 $808 $3,000 $3,000 $3,000 $7645 = $7,668 $7,091 $3,865 $3,885 $3,685 $760 $783 ‘$808 $1,500 $1,500 $1,500 $6,145 $6,168 96,191 $13,790 «$13,636 «= $13,683 $00,757 $96,863 $103,306 $76,067 $83,027 $80,453 $996,308 $1,038,641 $1,062,639 $615,501 $619,955 $624,480 $6,968,269 $7,608,224 $8,232,704 90.685 90.674 90.683 0.411 0.402 1384 90.113 90.116 $0.120 993,083 $96,643 $104,509 $57,511 $58,879 = $60,271 $813,671 $872,550 $032,621 $108,008 $212,800 $230,845 90.051 ‘$0 054 90.086 2018 5,302 39072 ‘$30,000 $3,885 $231 ‘$3,000 $7,716 $30,000 $3,885 $831 $1,500 $6,216 $13,931 $110,195 $96,263 $1,126,985 $629,075 $8,861,779 $512,671 soes2 90.386 90.123 $110,707 $61,686 $994,507 $267,871 90.059 2019 5,528 40047 ‘$30,000 $3,685 $855 ‘$3,000 $7,741 ‘$30,000 $3,685 $855 $1,500 96,241 $13,081 $117,462 $103,480 $1,177,168 $833,740 $9,495,519 $568,381 90.702 $0378 90.127 $117,263 $63,125 $1,057,632 $296,979 0.062 5,662 41029 ‘$30,000 $3,685 $881 $3,000 $7,766 ‘$30,000 $3,885 $881 $1,500 $6,268 $14,033 $125,158 $111,125 $1,227,472 $638,477 $10,133,995 $626,163 $0712 90.370 $0.131 $124,168 $64,586 $1,122,219 $327,181 90.064 Kotlik Sys Losses 1999 = 15.00% Fuel Efficiency Btufewh = 8500 Est Year 2001 Fuel Cost $/gat . 30.80 Fuel infiection Factor 40% Waste Heat Capital invest per KW Fuel Celie - Propane Fuel Sys. Losses 2020 800% tunel 91,500 General inflation Factor 30% Loed Factor . os Est. 2001 Non-Fusi Cost $/iwh = 90.17 Discount Rate 35% Hot Water Waste ‘Ava. Eligible PCE kwh Fuel Cell installed Costiw = $1,200 O8M peciiwh = 90.010 Heat Boller = $100 Sold as % of Total = 41% Ava PCE per kwh sold = 012 Your 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2014 2012 2013 2014 2015 2017 2018 20108 2020 1. Load Requirements kWh Sales 4,317,098 1,367,861 1,418,735 1,470,518 1.523.211 1,576,813 1,631,324 1,688,744 1,743,074 1,800,313 1,858,462 1,017,520 1,077,487 2,098,984 2,100,140 2.220.440 © 2,200,003 2,388,380 2.422,710 kWh Generated 1,506,704 1,559,962 1.612.620 1,666,587 1.721.228 1,776,543 1,832,821 1,880,153 1,946,433 2.004.348 2,082,803 2,122,055 2.181.827 2.242.200 2,303,163 2,428,620 © 2.400.513 2,552,752 2,010,537 KW Demand 344 356 368 380 393 406 4 431 444 458 am 484 498 12 828 854 508 583 ‘87 2, Fuel Cell Generators 100kw ° ° ° ° ° o 300 300 300 300 300 300 300 300 300 300 300 300 300 300 3. Expenses 3.8 Expenses Capital Cost Turbine Generation 30 $0 $0 $0 so $0 $360,000 ‘$300,000 $380,000 ‘$300,000 $300,000 $380,000 $360,000 $380,000 Debt Service €& 7%, 10 Years 30 $0 $0 so $0 $0 $51,256 $51,256 $51,256 $51,256 $51,256 351,258 $51,258 $51,258 kWh /Gat ° 0 0 0 0 ° 108 108 108 108 108 108 108 108 Gal Fue! 0 0 0 0 0 0 = 170,234 101,695 197,131 213,955 725,443 231,208 237,141 243,008 Fust Cost $/Gat $080 $083 $087 $090 3004 3097 $101 31.18 $1.23 $1.30 $1.60 $1.56 $1.62 $1.09 Fuel Cost 30 $0 $0 30 $0 $0 $172.20 $226,933 $242,779 $296,401 $397,001 $300,387 $384,323 $400,683 Fuet Cost $/wh $0 $0 $0 30 30 $0 $0004 $0110 $0114 $0129 90.130 30.145 $0.151 $0157 8M 0 $0 30 30 $0 $0 © $20,024 $25,371 $20,862 $31,881 $35,699 $37,056 $30,771 $41,988 Other Non-FueiCost $0 $0 $0 $0 $0 $0 $340,416 $431,307 $486,087 $541,080 $005,000 $640,154 $676,108 $713,791 Replace at 10% of Cost 30 $0 $0 $0 so $0 $36,000 $36,000 $38,000 $38,000 $36,000 $36,000 Eneray Storay System 30 30 $0 30 $0 $0 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 Debt Service @ 7%, 10 Years $0 $0 0 $0 $0 so 810.678 $10,678 $10,678 $10,678 Replace and O&M 10% of Cost $0 30 $0 30 30 30 ‘$7,500 $7,600 $7,500 $7,500 Propane Fuel Storage $/ge! 90 30 $0 $0 $0 30 $2 $2 $2 $2 Propane Fuel Storege Cost $ $0 $0 30 $0 $0 $0 $340,408 $363,270 $304,262 $427,910 Total Expense Turbine Generation $0 so so $0 $0 $0 $078,663, $1,172,315 $1,228,343, $1,403,608 Diese! Genertion kWh (Gat 103 104 107 1 1 ° 0 ° ° ° o Gai Fuet 148.201 149,334 155,374 $158,370 $161,349 0 %0 %0 *” 0 ~ Fuel Cost $/Get $1.20 $1.25 $1.35 $1.40 $148 %0 0 $0 eT) #0 ~” Fuel Cost $175,549 $186,909 $200,729 © $272,324 $235,568 30 $0 $0 »” $0 #” Fust Costswn $0117 $0120 $0126 $0129 90.133 0 $0 $0 %0 0 #0 Variable Non-Fuel Coste $iiewh $0068 = $0071 30.076 $0,080 $0083 30 $0 0 0 $0 # Variable Non-Fuel Costs $80,617 $96,736 $112.481 $121,172 $130,454 0 $0 90 #0 $0 0 Foced Non-Fuel Coats $/kwh $0102 $0108 $0.195 $0110 $0.124 $0 $0 30 0 30 0 Feed Non-Fuel Costs: $134,425 $145,103 $168,722 $181,758 $195,680 30 90 $0 #0 0 %0 Total Non-FuelCost $224,042 $241,838 $281,203 $302,030 $328,134 $0 $0 $0 30 30 30 Total Diesel Generation Expenses $300,501 $428,207 $490,032 $525,254 $561,701 30 $0 30 30 30 30 ‘Total Generation Expenses $300,801 $428,207 $490,932 $526,284 $561,701 $978,083 $1,120,633 $1,172,318 $1,226,343 $1,403,606 $1,835,620 3b Present Worth Expenses. PW Factor 1.000 0.906 0.934 0902 0871 od oe PW Total Cost $ $900,501 $413,728 $428,128 $442.792 $457,720 $472,037 $708,143 ‘Accumulated PW $900,501 $819,917 $1,241,443 $1,684,295 $2,141,964 $2,814,902 $3,411,045, Total Coste 4. Power Costs & PCE Payments 4 Power Coste ‘Ava Costikwh $0903 $0313 30.334 $0345 30.386 0.800 $0007 soez $0631 90.640 30040 $0058 0.608 $0670 $0090 PW Ava Costiwh $0303 $0302 $0,901 $0.01 $0.300 0.488 $0477 $0457 $0447 90.438 $0.429 $oa2t $0413 90.405 90.398 4b PCE Payments PCE Payment $/ewh $0.12 $0.12 $0.13 $0.14 $0.14 90.15 $0.15 $0.16 $0.16 $0.17 $0.18 $0.18 30.10 $0.10 $0.20 $021 PCE Payment $64,840 $00,054 300.215 $85,008 © $02,140 $08,081 = $105,584 $112,029 $120,719 $128,980 $156,045 $167,255 $178,277 $100,043 PW PCE Payments $04,840 $67,209 $72,349 $74,042 $77,570 $80,281 «$82,088 = $85,750 $88,575 ($01,436 $100,268 © $103,527 -$108.412 ($109,541 Accumulated PW PCE $64,840 $132,130 $274,200 $340,232 $428,812 $807,073 $500,081 $675,820 $764,205 $855,832 $1,147,753 $1,251,081 $1,357,403 $1,467,034 Payments 2001 2002 2003 2004 2006 2008 2007 2008 2000 2010 2011 2012 2013 2014 2015 2016 2017 2018 2010 2020 Available Waste Heat For Sale (1,000,000 Btu) 0 $0 30 30 30 %0 5.575 5.747 5,921 6,097 8,275 0.455 6.637 6.821 7,006 7,193 7,382 7.873 7,705 7,900 (Dievel Fuel Gei Equivalent) %0 0 $0 30 $0 0 40305 104g 42908 44183 45473 “errT 48095 49428 80770 82128 53490 saa7e sezr2 seve Capital investment $0 0 $0 30 $0 $0 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 ‘$30,000 $30,000 $30,000 $30,000 ‘$30,000 Debt Service € 5%, 10 Years 0 $0 30 0 $0 30 $3,605 $3,685 $3,605 $3,085 $3,085 $3,085 $3,885 $3,085 $3,685 $3,885 $3,885 $3,005 $3,085 $3,005 8M at 2% of Investment 30 $0 $0 0 © %0 3600 3018 $637 $256 3075 seo $718 $738 $760 $783 $808 $831 $885 $881 Replacement at 10% of Investment 0 90 $0 0 $0 $0 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 ‘$3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 ‘otal Expenses Heat Recovery so *” 0 $0 0 so $7,485 97,503 $7,822 57,541 $7,500 $7,581 37.002 $7,023 $7,045 $7,008 $7,001 $7,716 $7741 $7,708 District Heating System Capital investmentt %0 90 0 so 0 $0 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 ‘$30,000 ‘$30,000 $30,000 ‘$30,000 Debt Service € 5%, 10 Years 30 $0 90 $0 0 $0 $3,685 $3,005 $3,085 $3,805 $3,085 $3,085 $3,885 $3,005 $3,005 $3,685 $3,805 $3,885 $3,885 $3,085 08M at 2% of Investment 30 0 ” $0 %0 $0 $600 3018 $037 $058 $675 $006 5718 $738 $700 $783 $808 $831 $855 $881 Replacement 5% on Investment $0 $0 $0 $0 » $0 $1,500 $1,500 $1,800 $1,500 $1,500 $1,500 $1,500 $1,500 $1,600 $1,500 $1,800 $1,500 $1,500 $1,500 Total Expenses District Heating $0 90 $0 $0 % $0 $5,085 $6,003 $0,022 $6,041 $6,000 $6,081 $6,102 $6,123 96,145 $6,168 $0,191 30.216 $6,241 $6,206 Total Expenses Waste Heat $0 $0 $0 so % $0 $13,470 $13,508 «$13,543 «$13,682 «$13,621 $13,681 = $13,703 $13,746 $13,700 $13,698 $13,883 $13,031 $13,981 $14,033 Waste Heat Sales co 90 $0 $0 0 $0 $61,670 $08,110 $70,840 «$75,875 «= $81,215 = $88,886 = $02,007 $00,207 = S108.077 $113,288 $120,803 $128,078 = $137,542 $148,018 Net income 0 30 %0 30 % $0 $48,200 882613 «$87,308 © 802.204 «$67,504 = $73,225 = $79,204 $85,551 $92,286 $00,432 $107,010 $118,045 $123,561 $132,588 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $300.501 $428,207 $458,619 $400,032 $525,254 $561,701 $030.463 $071,200 $1,013,889 $1,058,339 $1,104,720 $1,183,118 $1,203,621 $1,256,323 $1,311,920 $1,908,714 $1,428,610 $1,401,119 $1,558,958 $1,624,443 PW Total Expenses $300501 $413.728 $428,128 © $442.702 $457,720 © $472.037 _$756.032 _$763425 $789,059 $776,536 $783,157 $780,023 $798.537 — $803.208 © «$810,110 $818,073 $823,088 = $890,057 $837,882 $844,063 Accumulated PW Total Expenses $300,501 $813.37 $1,241,443 $1,684.235 $2,141,084 $2,614,002 $3,371,834 $4,135,250 $4,005,218 $5,681,754 $6,404,010 $7,254,734 $8,051,270 $8,854,500 $0,064,078 $10,481,051 $11,305,530 $12,190,908 $12,074.278 $13,819.24 Accumulated PW Savings From WH. Sales 0 0 ee) %0 $0 $0 $20.217 $80,804 «$124,083 $169,700 $217,700 $267,804 «$320,280 $374,081 $431,004 $401,344 $553,057 $817,101 $083,681 $752,046 7. Power Coste & PCE Payments with Waste Heat Offeet Ta Power Costs ‘Ava Costikwh $0303 $0313 $0323 $0334 $0945 30.356 $0570 $0576 $0882 $0588 $0 504 $0001 30.600 30.024 $0633 $0042 $0061 PW Ava Costewh $0303 $0302 $0 302 $0301 $0301 $0,300 $0464 90.453 $0,442 $0431 oat $0412 30.403 $0386 90.378 $0370 $0.363 7b PCE Payments PCE Payment $/kwh $0.12 3012 $0.13 $0.13 $0 138 $0143 $0110 90.123 30.127 $0131 90.135 $0130 $0143 90.182 90.157 $0.162 $0168 PCE Payments $04,840 $00,054 $74,773 $80.215 «$85,008 © $92,140 «$79,887 $85,001 $00,008 © $08,456 $102,052 $100,215 $116,108 9190,549 $148,283 (8157,478 PW PCE Payments $64,840 $87,200 © $00.802 «$72.49 $74,042 «877,570 $84,000 © $08.881 «= $68,000 «$70,773 «$72.72 «= $74,007 ‘$78,876 $83,205 $85,504 $87,747 ‘Accumulated PW PCE Payments $64,840 $132.190 $201,041 $274,200 $340,232 $428,812 $401,800 $558,081 $627,400 $808,282 $771,034 $845,041 $022,717 $1,108,114 $1,251,618 $1,330,905 Accumutated P W of PCE Savings $0 0 $0 $0 0 $0 = $15.273 «$31,380 «= $48,330 $88,133 $84,708 $104,933 $124,740 $101,378 $215,418 ($240,384 4. Potential Rate Reduction.kwh From Sales of Waste Heat 90 0 % 0 $0,000 90.000 $0.030 90.031 $0033 $0.035 90.038 $0038 30.040 30.046 $0,048 30.050 Kwethluk Fusl Celis - Propane Fuel Year 1, Load Requirements kWh Sales kWh Generated kW Demand 2, Fuel Cell Generators: 100kw 3. Expenses 3a Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fuel Fusl Cost $/Gal Fusi Cost Fusl Cost $/kwh 8M Other Non-FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fusl Storage $/gal Propane Fuel Storage Cost $ Total Expense Turbine Generation Diese! Genertion ‘kWh /Gal Gal Fuel Fusl Cost $/Gal Fusi Cost Fusl Cost$/kwh Variable Non-Fusl Costs $/kwh Variable Non-Fusi Costs Fixed Non-Fusl Costs $/kwh Foed Non-Fusl Costs: Total Non-FusiCost ‘Total Diese! Generation Expenses Total Generation Expenses 3b. Present Worth Expenses PW Factor PW Total Cost $ ‘Accumdated PW Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs Avg. Costfcwh PW Avg. Costikwh 4b. PCE Payments PCE Payment $/kwh PCE Payment PWPCE Payments ‘Accumulated PW PCE Payments Sys Losses 1999 = Sys. Losses 2020 = Load Factor . Avg. Eligible PCE kwh Sold as % of Total = 2001 2002 947,416 982,643 4,083,212 1,120,213 247 256 ° 0 0 $0 0 $0 ° 0 ° 0 sit $1.15 $0 $0 $0 $0 $0 0 $0 #0 $0 $0 0 $0 $0 0 $0 9 0 #9 so #9 so 0 10.7 108 108,433 111,565 $1.66 $1.73 $179,099 $192,605 $0.155 $0,160 $0.052 $0,054 $52,769 $57,270 $0.078 $0081 $79,153 $85,905 $131,922 $143,175 $311,920 $335,780 $311,920 $335,780 1.000 0.968 $311,020 $924,425 $311,920 $636,346 $0.329 $0.342 90.329 $0.330 $0.15 $0.16 $69,635 $74,752 $69,635 $72,224 $69,635 $141,859 15.00% 8.00% 0s 2003 1,018,463 1,157,687 24 ° BSESESESESESR Oo SE 114,608 $1.80 90.164 90.066 $62,000 $0.084 $93,149 $158,248 $361,180 $361,180 0.934 $337,166 $973,511 $0.355 90.331 $0.16 $80,191 $74,850 $218,719 Fuel Efficiency Btutkwh = Btugal Fuel Cell Installed Cost/kw = 49% Avg. PCE per kwh sold = 2004 1,054,968 1,195,630 273 ° BEBSBEBESESEER OOo SS n4 117,827 $1.87 $220,015 $0.169 $0.058 $67,277 $0,088 $100,916 $168,193 $388,208 $388,208 0.902 $350,142 $1,323,653 90.368 90.332 $0.17 $85,970 $77,540 $294,259 20088 = 2008 1,092,086 1,129,780 1,234,035 1,272,898 282 201 ° oO 0 $0 0 0 ° ° ° oO $130 $1.38 $0 $0 so 0 $0 0 $0 $0 $0 $0 %0 $0 $0 $0 0 so 0 0 0 so $0 so $120,956 $124,062 $1.04 $2.02 $234,892 $250,602 90.174 90.179 90.061 $0.063 $72,827 $78,771 90.001 $0.095 $109,240 $118,156 $162,066 $196,927 $416,958 $447,528 $416,058 $447,528 0.871 0.842 $363,355 $376,807 $1,687,008 $2,063,814 $0.382 90.306 90.333 90.334 $0.17 $0.18 $92,108 $98,625 $80,267 $83,039 $374,526 $457,565 Est Year 2001 Fuel Cost $/gal Est. 2001 Non-Fusl Cost S/kwh = OM pertowh = 2008 2009 2010 1,248,700 1,286,919 1,327,761 1,392,148 1,432,770 1,473,815 318 327 00 300 $360,000 $360,000 $360,000 $51,256 = $51,256 = $51,256 10.8 108 129,325 = 133,098 136,012 $1.52 $1.58 $198,460 $210,280 $224,956 $0141 — $0.147 -$0.153. $16,130 $17,108 = $18,128 $209,805 $222,404 $235,639 $96,000 $36,000 $36,000 $75,000 $75,000 = $75,000 $10,678 = $10678 = $10,678 ‘$7,500 $7,500 ‘$7,500 $2 $2 $258,651 $266,198 $273,623 $786,488 $821,424 $857,978 Ssesssesssso 3 Sessesesssso 0.750 0734 $597,268 $802,704 $608,237 g 8 8 £ & g 8 $0.631 $0638 90.646 90.479 90.468 90.458 $0.20 $0.20 $120,662 $128,914 $137,661 $91,632 $04,580 $97,600 $723,778 $818,366 $015,957 Sseesesesesso - & RB Reseeseseeso Jessesesssse BS a $5,664,502 i 3 $100,638 $103,732 $106,871 Fusl inflaction Factor 4.0% Waste Heat Capital Invest per KW ‘General Inflation Factor 3.0% Discount Rate 35% Hot Water Waste Heat Boiler = $100 2014 2015 2016 2017 2018 2020 1,454,032 1,497,371 1,541,333 1,585,920 1,631,130 1,723,423 1,509,435 1,642,117 1,685,191 1,728,653 1,772,495 1,861,297 5 375 385 35 405 425 300 300 x 30 30 300 $51,256 $51,256 = $51,256 9 $51,256 $51,256 $51,256 10.8 10.8 108 108 108 10.8 148,581 152,546 156,548 160,585 164.658 172,907 $1.85 $1.92 $2.00 $2.08 $2.16 2M $274,813 $203,219 $312,046 $333,858 $356,018 $404,362 90.172 90.179 90.166 $0.193 90.201 90.217 $21,495 $22,731 $24,027 $25,386 «= $26,811 $29,868 $270,436 $295,500 $312,348 $390,016 $348,537 $388,280 $75,000 $75,000 $78,000 $75,000 $75,000 ‘$75,000 $10678 $10678 $10,678 $10678 $10678 $10,678 $7,500 ‘$7,500 $7,500 $7,500 $7,500 $7,500 $2 $2 2 32 2 $297,163 $305,003 $313,006 $321,170 $329,316 $345,815 $978,141 $1,021,976 $1,087,851 $1,115,665 $1,166,117 $1,216,714 $1,273,767 ° 0 0 0 9 0 0 $0 $0 0 $0 90 co $0 co 90 co $0 2 90 0 $0 $0 2 2 co 0 0 90 9 90 $0 0 0 $0 2 0 $0 0 0 $0 0 0 $0 0 90 $0 0 0 $0 0 9 $0 0 90 $0 $0 $0 $0 $0 #0 90 $0 so #0 $0 $978,141 $1,021,976 $1,087,651 $1,115,665 $1,166,117 $1,273,767 0.630 0618 0.567 OsT7 0.557 0.620 $625,427 $631,358 $637,300 $643,526 $649,765 $062,557 $6,909,527 $7,540,885 $8,178,275 $8,821,801 $9,471,566 $10,127,674 $10,790,231 90.673 $0.683 90.603 90.704 90.715 90.730 $0.430 $0.422 90.414 90.406 $0398 90.384 $0.23 9024 $0.25 92 $0.27 90.29 $146,929 $156,746 $167,142 $178,148 $189,787 $202,122 $215,160 $243,626 $110,057 $113,288 $116,565 $119,888 $126,672 $1,016,595 $1,120,327 $1,227,198 $1,337,255 $1,450,543 $1,567,108 $1,686,008 $1,810,253 $1,996,025 Your 2001 2002 2003 2004 2005 2008 2007 2008 2009 2010 2011 2012 2013 2014 2018 2016 2017 2018 2010 2020 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) so $0 $0 $0 $0 $O 3.002413 42954358 4,483 4609 4,737 4885 4005 5,128 5280 5,302 5,526 5,662 (Diese! Fue! Gal Equivalent) $0 $0 $0 $0 #0 $o 20028-20002 30888 = 31563 32488) 334024325 35257) E1984 «= 38108 30072 40047 41029 Capital Investment 0 0 $0 0 9 $0 $30,000 $20,000 $90,000 $30,000 $20,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 Debt Service @ 5%, 10 Years $0 $0 0 so 0 $O $3,885 $3,885 $3,685 «= $3,885 «$3,885 $3,885 = $3,885 $3,885 = $3,885 «$3,885 $3,885 = $3885 = $3,805 $3,885 O8M at 2% of Investment #0 $0 0 30 $0 0 $600 $618 $637 $656 $675 $e98 $716 $738 $760 $783 $208 $231 $9858 $281 Replacement at 10% of Investment $0 $0 $0 $0 90 $o $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3000 $3,000 $3,000 Total Expenses Heat Recovery $0 $0 $0 $0 $0 $o $7,485 $7,503 $7,522 ($7,541 $7,560 $7,581 $7,802 $7,623 ($7,645 $7,688 «= $7,001 $7,716 $7,741 $7,788 District Heating System Capital Investment $0 $0 0 0 0 $0 $30,000 $30,000 $30,000 $30,000 $20,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 Debt Service @ 5%, 10 Years $0 0 $0 $0 $0 SO $3885 $3,885 $3,885 = $3,885 0 $3,885 «= $3,885 «= $3,885 = $3,885 $3,685 «$3,885 «= 83.885 «= $3885 = $3,885 $3,885 O&M at 2% of Investment 0 $0 $0 ee) 7) $0 ‘$600 $618 $637 $656 $675 ses6 716 $738 $760 $763 $808 $231 $255 $281 Replacement @ 5% on Investment $0 30 $0 $0 0 $0 $1,500 $1,500 $1,600 $1,500 $1,500 $1,500 $1,500 $1,500 $1,800 $1,500 $1,500 $1,500 $1,500 $1,500 Total Expenses District Heating 0 $0 0 %0 0 SO $5,985 $6,003 $8,022 $5,041 $8,080 $8081 $8,102, $6,123 $8,145 $8168) $8101 $8216 = $8,241 $6,268 Total Expenses Waste Heat 0 $0 0 0 0 $0 $13,470 $13,508 $13,843 $13,582 $13,621 $13,661 $13,703 $13,746 «$13,700 $13.836 «$13,683 $13,931 $13,981 $14,033 Waste Heat Sales 0 $0 0 30 $0 $0 $81,272 $85,654 $70,309 $75,255 $80,508 $86,084 $92,001 $98,279 $104,638 $111,998 $110,482 $127,413 $196,815 $144,714 Net Income $0 so $0 so $0 $0 $47,802 $52,147 $88,766 © $61,674 $68,887 $72,422 $78,208 © $84,533 $01,147 $08,162 $105,500 $113,481 $121,834 $130,681 6. Total Generation Expenses Minus Net income from Waste Heat Sales Total Expenses $311,020 $335,780 $361,180 $388,208 $416,058 $447,528 $673,381 $700,950 $729,722 $759,750 $701,082 $823,807 $857,957 $893,608 $930,629 $069,689 $1,010,268 $1,052,635 $1,006,881 $1,143,085 PW Total Expenses $311,820 $324,425 $337,108 $350,142 $363,355 $376,807 $547,706 $550,941 $854,159 $557,452 $860,620 $564,263 $567,782 $571,377 $575,040 $578,708 $582,628 $586,532 $800,518 $504,583. Accumuated PW Total Expenses $311,920 $636,346 $073,511 $1,323,653 $1,687,008 $2,063,814 $2,611,610 $3,162,551 $3,716,710 $4,274,162 $4,834,081 $5,309,244 $5,067,028 $6,538,402 $7,113,451 $7,692,250 $8,274,878 $8,861,408 $9,451,026 $10,046,509 Accumulated PW Savings From W. H. Sales $0 $0 0 so $0 $O $38,887 $70,874 $122,083 $168,235 $215,682 $265,257 $317,074 $371,124 $427,434 $486,026 $546,925 $510,157 $675,748 $743,723 7. Power Costs & PCE Payments with Waste Heat Offset 7.8. Power Costs Avg. Costewh $0320 $0342 $0385 $0368 $0382 $0305 © $0576 = «$0581 $0585 «= $0590 $0508 = SOC 0.808) 0815 © SAZ2 SUEZ) S037) $0645 $0854 $0.3. PWAvg. Costfcwh $0320 $0330 «$0331 «$0342 $0333 80384 $0489) 80456 «80.445 $0433 80.422 $0412 0.402 «$0303 $0384 «$0378 0387) S080 S032 SOS. 7b PCE Payments PCE Payment $vkwh $0.15 $016 $016 $017 $0172 $0178 $0148 = $0150 80.154 = $0.159 80.164 «$0169 «$0174 = $0179 $0.185 $0191 80.107 S023 $0210 $0216. PCE Payments $60,635 $74,752 $80,191 $85,970 $02,108 $08,625 $83,200 $88,605 $94,238 $100,205 $106,525 $113.216 $120,208 $127,782 $136,719 $144,102 $152,906 $162,335 $172,235 $182,694 PWPCE Payments $60,635 $72,224 $74,850 $77,540 $80,287 $83,039 $67,756 $69,643 $71,065 $73,524 $75,518 $77,547 $70,011 $81,711 $83,645 = $85.01 $88,216 §=— $90,453 $02,725 $95,029 ‘Accumulated PW PCE Payments $00,635 $141,859 $216,719 $204,259 $374,528 $457,585 $625,321 $594,064 $806,629 $740,053 $815,571 $893,118 $072,729 $1,054,440 $1,138,285 $1,224,208 $1,312,514 $1,402,968 $1,405,002 $1,590,722 Accumuated P.W of PCE Savings 0 0 0 0 ) $0 $18,102 $37,181 $57,240 $78,313 $100,388 $123,477 $147,508 $172,758 $198,970 $226.245 $254,504 $284028 $314,561 $346,203. 8. Potential Rate Reduction. kwh From Sales of Waste Heat #0 0 #0 ce ‘$0,000 $0.000 90.041 90.043 90.046 90.048 90.050 $0.053 90.085 $0 058 $0.08 90.084 90.087 $0.070 90.073 $0.076 Kwigillingok Sys Losses 1999 = 15.00% Fuel Efficiency Btutkwh = 8500 Est. Year 2001 Fuel Cost $/gat = $0.81 Fuel infiaction Factor 40% Waste Heat Capital Invest per KW Fuel Cette - Propane Fuel Sys. Losses 2020 = 8.00% Btu/gal 91,500 General Inflation Factor 30% ‘Load Factor = 08 Est. 2001 Non-Fuel Cost $/wh = $0.28 Discount Rate 35% Hot Water Waste ‘Ava. Eligible PCE kwh Fuel Cell installed Costkw = $1,200 8M perewh = $0.010 Heat Boiler = $100 Sold as % of Total = 68% Ava. PCE per kwh sold = 025 Year 2001 2002 2003 2004 2005 2006 2007 2008 2000 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 1. Load Requirements kWh Sales 481,002 495,724 510.501 525,808 540,767 856.074 $71,520 © $87,190 602877 «618.772 634,813 51,001 887,335 883.816 = 700.444 «717,218 734,130 751,207 «788.421 785,782 kWh Generated 649,046 565,125 580,372 505.887 611.067 628,510 642.018 087,586 673.213 688.800 704,842 «720,441 «= 738.203 «752,108 768.154 784,158 800.212 818,312 832.456 848,645 KW Demand 128 120 133 138 140 143 147 150 154 157 161 164 168 172 178 179 183 106 190 104 2, Fuel Cell Generators 100KW 0 ° ° ° ° ° 300 300 300 300 300 300 300 300 300 300 300 300 300 300 3. Expenses 3a Expenses ‘Capital Cost Turbine Generation $0 30 $0 30 $0 $0 $360,000 $360,000 $360,000 $380,000 $380,000 $360,000 $360,000 $360,000 $360,000 $360,000 $380,000 Debt Service € 7%, 10 Years $0 so #0 30 $0 $0 $51,256 $51,256 $51,258 $51,266 © $51,256 «$51,258 $51,256 © $51,256 $51,256 $51,256 $51,256 kWh (Gat 0 ° 0 0 0 0 108 108 108 108 108 108 108 10.8 108 10.8 108 Gal Fusi 0 o 0 0 0 0 59,641 63,006 05,450 06,028 68,309 00,876 71,359 72,845 74,337 75,832 77,332 Fuel Cost $/Gal gost $084 = $088 $001 $095 $090 $1.02 $4.16 $1.20 $1.25 $1.30 $1.35 $1.40 $1.46 $1.82 $1.58 $1.64 Fuel Coat $0 30 0 $0 $0 $0 $61,127 $73,780 $78,485 «$83,454 «= $88,702 «$04,243 $100,092 $108,284 $112,777 $110,648 $128,605 Fuel Cost $/iwh $0 $0 0 $0 $0 $0 $0.005 $0.107 $o.1t 90.116 90.120 $0.125 $0130 $0.1398 80.141 $0147 $0.152 8M $0 $0 0 30 $0 30 $7,015 38,228 $8,008 $9,128 $0,007 $10,100 $10,633 $11,180 $11,761 $12.47 812.969 Other Non-FueiCost so 30 0 30 $0 $0 $182,403 $213,671 $225,322 $237,285 $240,781 $282,832 $276,450 $200,886 © $305,596 $321,034 $337,204 Replace at 10% of Cost $0 30 $0 $0 $0 $0 $38,000 $36,000 $36,000 $38,000 $36,000 $36,000 $36,000 $38,000 $38,000 $38,000 $38,000 Eneray Storay System $0 30 0 30 $0 $0 $78,000 $75,000 $75,000 ‘$78,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 Debt Service @ 7%, 10 Years $0 30 % $0 $0 so ($10,678 310.678 = $10.878 «$10,678 «= $10,678 © $10.678 §~= $10.678 §=— $10,678 = $10,678 = $10,678 = $10,678 Replace and O&M 10% of Cost $0 so $0 $0 $0 $0 $7,500 $7,500 $7,500 $7,600 ‘$7,500 ‘$7,500 $7,500 ‘$7,600 ‘$7,500 $7,500 $7,500 Propane Fue! Storage $/gal $0 30 30 30 30 30 $2 2 $2 $2 82 $2 $2 $2 2 $2 $2 Propane Fuel Storage Cost $ $0 30 30 30 30 $0 $119,282 $127,002 $130,017 $133,852 $136,708 = $130,753 $142,717 $145,001 $148,673 $151,664 $184,684 Total Expense Turbine Generation $0 so %0 $0 30 $0 $475,281 $520,904 $548,624 $500,152 $500,322 $612,270 $635,335 $860,255 $684,172 $710,128 $737,167 Diese! Genertion kWh (Gal 97 09 100 10.2 10 " 0° o ° 0 0 0 ° ° 0 0 ° 0 0 ° Gel Fuet 50.005 $7,298 87,764 58,280 $58,786 = $50,281 30 $0 $0 $0 $0 #0 $0 30 $0 $0 0 $0 $0 0 Fusl Cost $/Gat $1210 $1.28 $131 $1.38 $142 $1.47 $0 %0 0 0 $0 #0 $0 30 $0 30 30 $0 30 0 Fuel Cost $68,601 $72,025 $75,507 $70,325 = $83,214 $87,271 $0 $0 $0 $0 30 #0 $0 30 $0 30 %0 30 30 30 Fuel Costs /iwh $0125 $0127 90130 $0133 30.136 90.139 30 0 $0 $0 $0 0 30 $0 $0 $0 30 90 30 30 Variable Non-Fusi Costs $/ewh $0.104 = $0108 $0112, $0117 90.122 30.127 $0 0 30 $0 30 $0 $0 30 $0 30 #0 $0 $0 $0 Variable Non-Fusl Costs $50,024 $53,618 $57,435 $61,488 $85,703 $70,961 $0 0 $0 $0 $0 #0 $0 $0 $0 $0 %0 $0 $0 30 Feed Non-Fuel Coats $/kwh $0156 $0182 $0.189 $0175 30.182 $0,190 $0 0 $0 $0 $0 % $0 30 $0 30 30 $0 $0 30 Foced Non-Fusl Costs $80,426 $86,152 $02,233 $08,689 $105,642 $0 90 $0 $0 $0 $0 $0 $0 $0 30 $0 $0 $0 0 Total Non-FuetCost $134,044 $143,686 $153,721 $164,481 $175,003 $0 0 $0 $0 $0 0 30 30 $0 30 0 $0 $0 % Total Diesel Generation Expenses $206,089 $219,164 $233,048 $247,605 $263,174 $0 $0 30 30 $0 $0 $0 30 $0 $0 $0 $0 30 #0 Total Generation Expenses $208,088 $219,184 $233,048 $247,605 $263,174 $475,281 $402,554 $510,557 $520,304 $548,824 © $500,152 $500,322 $812,370 $638,335 $080,255 $084,172 $710,128 $737,167 $705,338 3b, Present Worth Expenses. PW Factor 1000 0988 = 0034 902 0.642 084 0.786 0.750 0734 0.709 0.685 0.082 0877 0.857 0.538 0.820 PW Total Cost $ $103,062 $199,100 $204,810 $210,104 $21: $221,685 $386,625 $387,143 $387,723 $388,908 $380,072 $380,638 $300,005 $904,508 $305,686 $906,862 $308,004 ‘Accumulated PW $193,062 $392,762 $507,373 $807,567 $1,023,418 $1,248,004 $1,631,620 $2,018,772 $2,408,405 $2,704,861 $3,183,033 $3,573,771 $3,004,498 $5,598,655 $5,032.241 $6,329,103 $6,727,107 Total Costs 4. Power Costs & PCE Payments 4.2 Power Costs ‘Ava. Costikwh $0403 $0418 90.420 $0443 30.458 90473 $0832 30.830 30.847 30.855 $0.865 $0874 $0,885 30.096 $0.907 30.010 $0032 $0,045 $0,950 90.074 PW Avg. Costikwh $0403 $0402 $0,401 $0,400 $0,309 $0308 $0676 90.650 $0,643 $0628 90.613 $0500 $0,585 $0573 $0,560 90.540 $0837 $0827 30.518 $0507 4’b PCE Payments, PCE Payment $/kwh $025 $028 «= $0.27 $0.28 $0.29 $0.30 $0.31 $0.32 $0.33 $0.4 $0.35 $0.90 $0.38 $0.39 $0.40 90.42 $0.43 $0.45 $0.48 90.48 PCE Payment $79,965 $84,657 $00,248 $06,154 $102,300 $108,073 $145,922 $123,254 $130,080 $130,148 $147,752 $156,823 $188,384 $176,481 $187,078 $198,282 $210,043 $222,449 $235,510 $240,280 PW PCE Payments $79,305 $81,704 $84,248 $85,725 $80,227 $01,752 $04,902 $08,878 © $00,475 $102,007 $104,744 — ST07.415 $110,110 $112,890 $115,573 $118,341 $121,133 $123,040 $126,789 $120,654 ‘Accumulated PW PCE $79,365 $161,100 $245,407 $332,132 $421,369 $513,111 $607,413 $704,200 $803,765 $005,862 $1,010,608 $1,118,021 $1,228,131 $1,340,061 $1,458,534 $1,574,676 $1,008,008 $1,810,957 $1,048,747 $2,076,401 Payments Yoo 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fuet Gal Equivalent) Capital investment Debt Service € 5%, 10 Years O8M at 2% of Investment Captal investment Debt Service €@ 5%, 10 Years 08M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating ‘Total Expenses Waste Heat Waste Heat Sales Net income ©. Total Generation Expenses Minus Net income trom Waste Heat Sales Total Expenses PW Totet Expenses Accumulated PW Total Expenses Accumulated PW Savings From W.H Sales 7. Power Costs & PCE Payments with Waste Heat Offeet 7. Power Costs Avg Costkwh PW Ava. Costitewh 7.DPCE Payments PCE Payment $/kwh PCE Payments PW PCE Payments: Accumulated PW PCE Payments Accumulated P W of PCE Savings 8. Potential Rate Reduction. kwh From Sales of Weete Heat 3 SS Ssesss sesesss g 3 SS sessss sssssss $8 ssssss sssesss $208,009 $219,184 $199,100 $204.610 $302,762 $507,373 90.420 $0402 $0401 $028 $0.27 $04,057 $00,248 $81,704 $84,248 $161,160 $248,407 $0 %0 3 SS Ssesss sssssss $0443 $0400 3028 $06,154 $80,725 $332,132 $0 3 ssssss sssesss es $247,695 $215,652 $1,023,418 $0267 $102,300 $80,227 $421,359 Ssesss sesssss 3 ss $263,174 $221,585 $1,245,004 0 $0473 $0,308 $0297 $108,973 $91,752 $513,111 0 2007 1,953 14182 $30,000 $3,885 $800 $3,000 97.485 $30,000 $3,885 $600 $1500 35.085 313.470 321.878 $8408 $406,855 $370,767 $1,624.701 36.638 $0817 $0065 $0293 $110,051 $00,015 $603,128 $4,288 $0018 2,000 14405 $3,085 3018 $3,000 $7,503 $30,000 $3,685 3018 $1,500 $6,003 $13,506 $23,303 $0,797 $482,757 $370,443 $2,004.23 $14,538 $0902 $117,111 2,048 14840 530,000 $3,885 3637 $3,000 37.522 $30,000 $3,885 $637 $1,500 36.022 $13,543 $24.811 $11,208 $499,290 $379,106 $2,383,400 $23,005 sost $123,924 $04,110 $780,284 $14,480 $0010 $510,481 $378,958 $2,762,358 $32,503 $0635 $0012 $0321 9131, 108 $96,198 $885,482 $20,380 $0021 2012 2,192 15881 $30,000 ‘$3:885 $3,000 $7,581 $30,000 $3,685 $1,500 $6,081 $13,061 $20,067 $16,205 2013 2.240 16230 $30,000 $3,685, 3716 $3,000 $7,002 $30,000 $3,005 $716 $1,500 $0,102 $13,703 891.745 $18,042 9572280 $378,725 $3,898,638 $05,709 30.352 $155,072 $102,624 $1,186,675 $41,256 $0027 $802,388 $378.76 $4,277,412 $78,576 $0.63 $163,932 $104,819 $1,291,604 $40,267 $0020 2015 2337 10033 $30 000, $3,005 $3,000 $7,045 $20,000 $3,885 $760 $1,800 $6,145 $13,700 $35,621 $22,031 $613,304 $378,088 $4,050,300 $02,168 30.676 90541 0.375 $173,205 040 308,734 $57,800 90.031 2.385 17286 $30,000 $3,885 $3,000 $7,008 $30,000 ‘$3.685 $783 $1,500 $6,168 $13,896 $38,030 $24,194 $635,081 $379,062 $5,035,362 $108,627 $0387 $183,093 $109,286 $1,808,020 $08,855 $0034 2017 244 17630 $30,000 $3.686 $3,000 $7,001 $30,000 $3,885 $1,500 $6,101 $13,883 $40,361 $20,478 $057,004 $379,298 $5,414,658 $121,807 2018 2.483 17004 $30,000 $3,685 $831 $3,000 $7,796 $30,000 $3,085 $831 $1,500 $6,216 313,031 $42,620 $28,680 $881,230 $379,580 95,704,247 $137,004 $0412 $204,335 $113,856 $1,733,435 $80,822 2.832 16950 $30,000 $3,000 s7741 $30,000 $3,005 $1,500 $6,241 $13,061, $45,413 $31,432 $705,735 $379,040 $0018 90.404 90.428 $215,802 $116,178 849,615 $07,132 $0041 2.582 16707 ‘$30,000 33.885 $881 $3,000 97.708 $30,000 $3,685 $881 $1,800 96.206 $14,033 $48,148 $34,196 $731,220 $300,348 96,554,535 $172,001 $0439 $227,009 $118,528 $1,968,142 $108 250 $0043 Lime Village Fuel Cells - Propane Fuel Yoor 1. Load Requirements kWh Sales. kWh Generated KW Demand 2, Fuel Cell Generators 100kw 3. Expenses 3. Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gel Fue! Fuel Cost $/Gal Fuel Cost Fuel Cost $/kwh 08M Other Non-FueiCost Replace at 10% of Cost Energy Storay System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fuel Storage $/ga! Propane Fuel Storage Cost $ ‘Total Expense Turbine Generation Diese! Genertion kWh /Gal Gal Fue! Fust Cost $/Gat Fuel Cost Fuel CostS/kwh Variable Non-Fusi Costs $/ewh Variable Non-F uel Costs Feed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs. Total Non-FueiCost ‘Total Diese! Generation Expenses ‘Total Generation Expenses 3b. Present Worth Expenses PW Factor PW Total Cost $ ‘Accumulated PW Total Coste 4, Power Costs & PCE Payments 4. Power Coste ‘Ava. Costhkwh PW Avg. Costikwh 4'b PCE Payments PCE Payment $iowh PCE Payment PW PCE Payments ‘Accumulated PW PCE Payments Sys Losses 1999 = Sys. Losses 2020 = Load Factor . ‘Ava. Eligible PCE kwh Sold as % of Total = 2001 2002 51,000 83,850 58.310 95,590 3 2 0 ° so $0 so 30 0 ° 0 ° $228 $237 $0 0 $0 » 30 0 $0 $0 $0 $0 30 30 $0 0 0 90 30 30 $0 $0 so $0 81 55 11433 17,332 $341 $3.55 $38,988 $61,400 $0600 © $0643 $0343 $0.357 317.483 $20,807 $0514 $0535 $26,224 $44,845 $43,707 $74,744 $82,695 $136,207 $82,895 $136,207 1000 0.966 $82,605 $131,001 $82,695 $214,296 $1621 $1624 $1621 $1,560 $039 $0.40 $12.531 $21,325 312.531 $20,004 $12,531 $33,135 15.00% Fuel Efficiency Btuwh 8.00% Btu/nal 0s Fuel Cell installed Costiew = 63% Ava. PCE per kwh sold = 2003 2004 2005 2008 04.380 © 84,020 85,450 85.981 95.022 08.242 98,560 (08.872 2 2 2 2 0 0 0 0 $0 30 $0 $0 90 30 30 $0 0 0 0 0 0 0 0 0 ia me oer aT 30 so $0 $0 90 30 30 $0 $0 $0 $0 $0 30 $0 30 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 so $0 90 $0 30 $0 0 0 0 $0 $0 so so $0 $309 $4.15 $56,955 $55,983 $0500 © $0.578 $0401 $0417 $34,268 $35,800 $0802 $0628 $142,624 $145,633 ee $128,701 $126,263 $124,280 $172.619 $342,008 $469,280 $593,578 $716,197 $1034 $1649 $1,060 $1.604 $1625 $1,487 $1.455 81.428 $042 $043 $045 90.48 $22.211 $23,133 $24,092 $25,090 $20,734 $20,865 $20,905 $21,125 $53,000 $74,734 $95,720 $116,854 91,500 $1,200 26.511 97,181 $2796 $0.48 $26,129 $21,256 $138,110 Est Year 2001 Fuel Cost Sigal Est 2001 Non-Fuel Cost S/kwh = O&M perfewh = 2008 2009 2010 87,042 87.572 68,103 97.467 67.780 98.088 2 2 2 300 300 300 $300,000 $360,000 $360,000 $51,266 $51,256 ($51,256 10.8 108 10.8 9,056 9,084 9112 $3.00 $3.12 $3.25 $27,171 $28,348 ($20,670 30279 $0290 $0.01 $1,097 31,134 $1171 $04,361 $97,493 $100,725 $36,000 $36,000 $36,000 $75,000 $76,000 $75,000 $10,678 $10,678 «$10,678 ‘$7,800 $7,500 ‘$7,600 $98,112 $18,168 $18,224 $248,176 $250,575 $285,124 He o ° » so 0 #0 $0 $0 »” $0 $0 0 $0 $0 0 0 $0 # $0 $0 $0 $0 $0 » $0 0 0 $0 30 30 30 30 $248,176 $260,575 $288,124 0.786 O78 0734 $193,492 $190,200 $167,192 $1,108,402 $1,206,782 $1,483,974 $2628 $2,061 $2098 $2223 $2.173 $2128 $0.50 $0.81 $0.53 $21,386 $21,516 $21,647 $150,498 © $181,013 $202,660 2011 28,633 98,383 $300,000 $51,256 10.8 9,130 $3.37 $30,845 $0314 $1,210 ‘$104,059 ‘$36,000 ‘$75,000 $10,678 $7,500 8s SSSssssesse g g $184,196 $1,068,170 $2931 $2078 $0.55 $30,719 $21.77 $224,437 Fuel Infiaction Factor ‘General inflation Factor Discount Rate SSSsssssssa 0 30 30 30 0 30 0 30 0 $0 30 17 Q Waste Heat Capital Invest per KW Hot Water Waste Heat Boiler = $100 2018 2010 2020 92,947 92.877 68,200 100,950 100.617 60,696 23 23 “4 300 300 300 300 $51,256 $51,286 $51,258 ($51,256 108 10.8 10.8 108 9,207 9,322 9,347 5,638 427 $444 $462 $4.60 $90,702 $41,402 $43,172 $27,085 $0397 $0413 $0429 $0.446 $1.470 $1,518 91,568 so74 $126,305 $130,538 $134,812 $83,763 $96,000 $36,000 $36,000 $36,000 $75,000 $75,000 $78,000 $75,000 $10678 ©=—-$10.678 $10,678 = $10,678 ‘$7,500 ‘$7,500 $7,500 $7,500 $2 $2 $2 $2 $18,504 $18,644 «$18,604 «$11,277 $201,505 $207,537 $303,680 $228,633 ° o ° ° 0 0 $0 » $0 $0 $0 $0 0 $0 $0 $0 0 0 $0 0 30 $0 $0 $0 0 $0 $0 0 $0 90 $0 $0 0 0 a ~ 30 $0 $0 $0 30 $0 $0 30 $201,505 $207,837 $303,680 $228,533, 0877 0.857 0538 0.620 $168,164 $165,789 $163,490 $118,673, $2,715,688 $2,881,477 $3,044,968 $3,163,630 33.176 $3222 $3.270 $4,006 $1632 $1,705 $1,780 $2.115 $0.68 $0.70 $0.72 $0.78 $30,118 $40,721 $42,388 ($28,547 $22,560 © $22600 © $22,820 $13,808 $367,637 $380,627 $403,347 $417,155 3 Your 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fuel Gai Equivaient) Capital investment Debt Service € 5%, 10 Years (O8M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital investmentt Debt Service €@ 5%, 10 Years 08M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heet Seles Net income S88 ssssss sesssss 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $62,005 PW Total Expenses $82,605 Accumulated PW Total Expenses $82,695 Accumulated PW Savings From W.H. Sales 90 7. Power Coste & PCE Payments with Waste Heat Offeet 7 Power Costs ‘Ava. Costviewh $1621 PW Ava Costfiewh sie2t 7 DPCE Payments PCE Payment $/twh $0.39 PCE Payments $12,831 PW PCE Payments $12,531 ‘Accumulated PW PCE Payments $12,831 ‘Accumulated P W of PCE Savings %0 ©. Potential Rate Reduction.kwh From Sales of Waste Heat %0 3 3 3 es ssssss ssssess $1624 $1500 30.40 $21,325 $20,004 $33,135 SS SSSSSS Sesssss $1634 $1,825 30.42 $22.211 $20,734 $53,000 88 ssssss sesssss $1040 91.487 3043 $23,133 $20,065, $74,734 SS ssssss ssessss $142,624 $124,280 $503,578 31.008 31.455 30.448 $24,092 $20,005 $05,728 ss ssssss ssesess $145,633 $122,619 $716,197 90.463 $525,090 $21,125 $116,054 so 1.000 2142 $30,000 $3,085 $3,000 $7,485 $30,000 $3,885 $1,500 $5,985 $13,470 30.321 $4149 $248,071 $200,170 $910,378 $3,378 $2864 $234 90.525 $20,612 $23,278 $140,130 $2,020 $0048 2008 2009 207 297 2140 2156 $30,000 $30,000 $3,885 33,885 3618 $637 $7503 (87,522 $30,000 $30,000 $3,685 $3,885 $018 $637 $1,500 $1,500 $6,003 $6,022 $13,508 $13,543 $0724 $10,144 $3,782 $3,300 $249,058 $253,974 $196,405 $192,871 $1,112,840 $1,305,711 $6,348 $8,920 $2872 $2900 $2287 $2202 90.537 90.560 $20,473 $30,367 $23,105 $23,061 $163,208 $186,357 $0043 90.030 208 2162 $30,000 $3,685 $3,000 $7,541 $30,000 $3,885 $1,500 $6,041 313,582 $10,562 $2,009 $258,123 $180,963 $1,495,104 $11,190 $2030 $2,180 90.504 $31,207 $22,904 $209,321 $8,001 $0094 2011 2100 $30,000 ‘$3,885 $3,000 $7,500 $30,000 3675 $1,500 36,060 $13,621 $11,030 $2.582 $262,400 $186,027 $1,061,131 ~$12,000 $2001 $2000 90578 $32,204 $22,873 $232,194 7757 -$0.020 2012 300 2175 $30,000 $3,885 $696 $3,000 $7,581 530,000 $3,885 $098 $1,500 36,081 $13,061 $11,514 $2,147 $208,696 $182,768 $1,083,800 $14,431 $2993 $2.050 0.502 $22,788 $254,081 $8637 -$0.024 2013 2014 2168 ‘$30,000 $3,085 $738 $3,000 $7,623 $30,000 $30,000 $3,085 $3,085 $1,500 $1,500 $6,102 96.123 $13,703 $13,746 $12,010 $12,626 $1003 $1,220 $271,410 $276,135 $179,615 $176,662 $2,043,514 $2,220,076 $18,581 $10,331 $3028 $3.081 $2,003 91.057 $0007 $0023 $34,314 $35,400 $22,708 $22,635 $277,000 $300,325 $0,907 $9,774 $0019 = $0014 2015 2104 $30,000 $3,065 $3,000 $7,045 $30,000 $3,686 $1,800 96.145, $13,700 $13,084 $281,017 $173,607 $2,303,683 $18,780 $3008 $1013 30630 $36,529 $22,567 $372.092 $10,043 -$0.008 $783 $3,000 $7,008 $30,000 $3,886 $1,500 $6,168 $13,896 $13,628 $211 ‘$286,080 $170,748 $2,504,429 $16,908 $3134 $1,870 30050 $37,703 $22,504 $345,306 $10,118 -$0.002 2017 7208 ‘$30,000 $3,605 ‘$3,000 $7,001 $1,600 96.191 $13,683 $14,200 $201,200 $107,077 $2,732,408 $16,718 $3.172 $1820 $0673 $38,923 $22,447 $367,843 $10,008 2018 zi2 $30,000 $3,885 $831 $3,000 $7,716 ‘$30,000 $3,085 $831 $1,800 98.216 $13,931 $296,051 $105,205 $2,807,701 $16,225 $3212 91.700 ‘s0001 $40,191 $300,237 $9,710 $0.010 nie $902,211 $162,000 {$3,080,400 $18,434 $3284 81.782 30.700 $41,508 $22.47 $412,584 $0,237 80.016 $7,706 Napakiak Sys Losses 1099 = 15.00% Fuel EMiciency Btufwh = 8500 Est. Year 2001 Fuel Cost S/ge! . $1.70 Fuel Infiaction Factor 40% Waste Heat Capital invest per KW Fuel Celis - Propane Fuel Sys. Losses 2020 = 8.00% Brunel 91,500 General inflation Factor 30% Load Factor . 0s Est 2001 Non-Fusl Cost $/kwh = $010 Discount Rate 35% Hot Water Waste ‘Avg. Eligible PCE kwh Fuet Cell installed Costiew = $1,200 8M perfiewh = $0010 Heat Boiler = $100 Sold as % of Total = 63% Ava PCE per kwh sold = 028 Yoar 2001 2002 2003 2004 2005 2006 2007 2008 2000 2010 2011 2012 2014 2018 2016 2017 2018 2019 2020 1. Load Requirements kWh Sales. 594,237 616,519 639.103 662.260 © 685718 = 700.568 = 733.810 758,444 «= 783.471 808.889 = 834.809 © 880,901 4.482 041,000 088.630 O07,792 1,028,347 1,055,203 1,084,631 kWh Generated 679.411 702.832 728,540 750,561 774.861 «= 700.447 «824.313 840.457 874.878 900,583 G28.S16 = 952.730 ©» 879,204 1,005,830 1,032,908 1,080,129 1,087,803 1,115,207 1.143.234 1.171.401 kW Demand 155 160 168 71 17 183 188 104 200 208 212 218 724 230 238 242 248 238 281 ‘287 2, Fuel Cell Generators 100kw ° ° ° ° ° ° 300 300 300 300 300 300 300 300 300 300 300 300 300 300 3. Expenses 3a Expenses Capital Cost Turbine Generation $0 $0 0 30 30 $0 $360,000 $360,000 $380,000 $380,000 $360,000 $380,000 $360,000 $360,000 $360,000 $380,000 $360,000 $380,000 $360,000 Debt Service @ 7%, 10 Years $0 $0 $0 $0 30 $0 $51,256 $51,258 ($51,256 $51,256 = $51,258 $51,256 $51,256 «$51,286 $51,286 «$51,256 «$51,258 $51,258 $51,286. kWh /Gal 0 0 0 0 0 0 108 108 108 108 108 108 108 108 108 108 10.8 10.8 108 Gal Fuel 0 0 ° 0 0 0 = 76,576 81,273 3,950 89,070 88,505 90,064 93,447 95,953 98,482 101,033 103,607» 108,202 108,819 Fuel Cost $/Gal $1700 $177 $184 StF $199 $207 $215 $233 $2.42 $252 $262 $272 $2.83 $2.94 $3.08 $3.18 $3.31 $3.44 $3.58 Fust Cost $0 $0 $0 $0 $0 $0 $104,717 $189,086 $216,587 $231,624 $247,583 $204,514 $282.471 $301,513 $321,607 $343,087 $385,748 $380,750 Fust Cost Sewn $0 30 30 $0 $0 $0 = $0200 $0216 $0.234 30.243 $0253 $0263 $0273 30.284 $0296 $0 308 $0320 90.333 oam $0 $0 $0 $0 $0 $0 $9,007 $10,142 $11,305 $12,080 $12,776 $13,519 «$14,208 «= $15,115 $15,072 $18,870 «817,811 818,708 Other Non-FueiCost $0 30 30 30 30 $0 $171,142 rk $192,702 \ $216,505 $228,300 $242,751 $256,858 $271,059 $287,183 $303,462 $320,528 $338,413 $357,154 Replace at 10% of Cost $0 so $0 so 30 $0 $36.000 $38,000 $36,000 $38,000 $36,000 $36,000 $38,000 $36,000 $38,000 $38,000 $38,000 $36.000 «$38,000 «$36,000 Enerny Storay System $0 $0 30 30 30 $0 $75,000 $75,000 $75,000 $75,000 $75,000 $78,000 $76,000 $75,000 $75,000 $78,000 $78,000 $75,000 $75,000 $78,000 Debt Service @7%, 10 Years 0 $0 30 30 $0 $0 —-$10.678 «= $10,678 = $10,678 = $10,678 = $10,678 = $10,878 = $10.8678 «= $10,678 = $10.678 §~=— $10.678 = $10,678 «= $10,878 += $10.678 = $10,678 Replace and O8M 10% of Cost $0 30 30 30 30 $0 ‘$7,500 $7,500 $7,500 $7,500 $7,500 $7,500 87.500 $7,500 ‘$7,500 57.500 $7,500 $7,500 $7,500 $7,800 Propane Fuel Storage $/gal 30 so 30 30 $0 30 32 $2 2 $2 32 $2 $2 32 $2 $2 #2 $2 $2 82 Propane Fuel Storage Cost $ $0 $0 $0 $0 $0 $0 $153,151 $187,623 $162,545 $167,318 $172,140 $177,010 $181,929 $186,804 © $191,008 $198,064 $202,087 $207,214 $212,404 $217,637 Total Expense Turbine Generation $0 $0 $0 so so $0 $603,452 $631,002 $850,010 $000,230 $722,081 $755,446 $700,473 $827,219 $885,769 $908,200 $048,631 $003,132 $1,030.811 $1,088,773 Diese! Genertion kWh (Gal 00 00 00 oo 0 ° ° 0 ° ° 0 ° 0 ° o 0 ° ° ° ° Gal Fuel ° ° 0 ° $0 $0 30 $0 30 90 $0 so 0 $0 90 0 $0 30 30 0 Fuel Cost $/Gat $016 $017 $017 $018 $0.19 $0.19 #0 $0 $0 30 $0 %0 » $0 0 0 $0 $0 $0 0 Fuel Cost $108,708 $118,951 $125,734 $135,085 $145,037 $155,624 0 $0 $0 $0 $0 so 0 $0 ed 0 $0 30 90 0 Fuel Costs /ewh $0160 $0108 «= $0173 $0180 $0 187 90.105 %0 $0 so $0 $0 $0 %0 $0 0 0 $0 30 $0 0 Variable Non-Fuel Coste $/kwh $0076 © $0078 © $0082 $0.085 $0089 $0.02 $0 $0 so $0 80 30 30 $0 $0 # $0 $0 $0 w Variable Non-Fusl Costs $45,162 $48,730 $52,543 $56,616 = $80,087 $85,611 %0 $0 30 $0 $0 $0 %0 90 30 ) $0 30 $0 # Fixed Non-Fuel Costs $/kwh $0114 $0119 $0123 -$0.128 $0.133 $0130 0 $0 $0 $0 $0 30 0 $0 0 #” 0 $0 $0 #0 Fixed Non-Fuel Costs 367,743 $73,004 $78,814 $84,025 $01,450 $98,416 0 $0 $0 $0 $0 0 0 30 $0 0 0 $0 $0 0 Total Non-FustCost $112,005 $121,624 $131,957 $141,547 $152,417 $164,027 90 $0 $0 $0 $0 $0 %0 30 %0 »” ” $0 $0 30 ‘Total Diese! Generation Expenses $221,611 $238.75 $257,000 $276,628 © $207.453 $319,050 0 $0 30 $0 30 $0 0 30 30 0 $0 $0 $0 $0 ‘Total Generation Expenses: $221,611 $238,775 $257,090 $276,628 © $207.453 $319,650 $803,452 $631,002 $850,010 $600,230 $722,061 $755,448 $790,473 $827,219 $865,769 $008,200 $048,631 $909,132 $1,099,811 $1,088,773 3b Present Worth Expenses: PW Factor 1000 0986 = 0934 0.902 oer 02 oer 0708 0750 0734 0.709 068s oee2 0639 0018 ose7 0s77 0887 0536 0.820 PW Total Cost $ $221,611 $230,701 $230,007 $240,501 $250,213 $280,137 $490,009 $406,002 $501,143 $508,450 $511,882 $517,440 $523,122 $528,927 $534,858 $540,007 $547,081 $553,377 $550,704 $508,331 ‘Accumulated PW $221,611 $452,312 $602.308 $041,809 $1,201,022 $1,470,158 $1,061,068 $2,457,090 $2,058,174 $3,464,624 $3,078,508 $4,403,046 $5,017,088 $5,545,005 $6,080,851 $8,621,758 $7,168,840 $7,722,218 $8,282,010 $8,848,341 ‘Total Costs 4, Power Costs & PCE Payments 4.9 Power Costs ‘Ava. Costviewh $0373 $0387 = $0402 0.418 $0434 $0450 $0832 $0.42 90.053 $0,005 $0,801 $0,005 $0010 90.035 $0951 $0 068 $0,985 $1,004 PW Ava Costyiwh $0373 $0374 © $0375 $0.37 $0378 $0379 30.064 30.640 $0028 $0613 $0580 $0578 $0,568 90.568 90.548 30.530 $0530 $0822 4b. PCE Payments PCE Payment $/kwh $028 «$027 $0.28 = $0.20 $0.30 $0.31 $0.33 sos $0.35 $0.37 $0.30 $0.41 $0.42 $0.44 $0.45 $047 $0.48 $0.50 PCE Payment $97,336 $104,520 $112,157 $120,272 $128,890 $138,041 $158,060 $168,089 © $180,578 $192,862 $210,067 $234,288 $240,727 $208,088» $283,400 $301,713 $321,080 $341,557 PW PCE Payments $97,336 $100,986 $104,700 $108.478 $112,321 $118.227 $124,233 $128,333 $132.406 $136,724 $145,372 $140,702 $154,277 $158,625 $163,438 «$108,116 $172,857 $177,663 ‘Accumulated PW PCE 397,336 $198,322 $303,022 $411,500 $523,820 $640,048 $884,479 $1,012,811 $1,145,307 $1,282,031 $1,423,047 $1,508,419 $1,718,211 $1,872,487 $2,031,313 $2,194,751 $2,362,867 $2,535,724 $2,713,388 Payments 3 3 3 3 Year 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fuel Gal Equivalent) Capital Investment Debt Service €) 5%, 10 Years: O8M at 2% of Investment Capttal Investment Debt Service € 5%, 10 Years 08M at 2% of Investment Replacement € 5% on investment Total Expenses District Heating ‘Total Expenses Waste Heet Waste Hest Sales Net income Ss ssesss sesesss 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $221,011 PW Total Expenses $221,011 Accumulated PW Total Expenses $221,611 ‘Accumulated PW Savings From W.H. Sales 30 7. Power Costs & PCE Payments with Waste Heat Offset 7. Power Costs. ‘Ava. Costfewh $0373 PW Ava Costwh $0373 7b PCE Payments PCE Payment $/kwh $0.26 PCE Payments $97,336 PW PCE Payments $07,336 ‘Accumulated PW PCE Payments, 307,336 Accumulated P W of PCE Savings 30 8. Potential Rate Reduction.kwh From Sales of Waste Heat $0 8 Ssesss sesssss $238.75 $290,701 $452,312 $0387 $0374 $0277 $104,520 $100,986 $198,322 0 %0 SS S8S8SS Sesssss $0402 $0375 $0.28 $112,157 $104,700 ‘$303,022 $0 $$ seesss sesssss $0377 30.20 $120,272 $108,478 $411,500 $0 so 3 SS SSSess sesssss $207,453 $250,213, $1,201,022 $0 30.434 $0378 $0.298 $128,690 $112,321 $523,820 $0 ‘$0,000 88 sessss sesesss $319,650 $200,137 $1,470,150 $0 $0450 $0378 $0,309 $138,041 $116,227 $640,048 $0 $0,000 2007 2.508 10171 ‘$30,000 $3,685 $600 $3,000 $7,485 ‘$30,000 $3,885 $600 $1,600 $5,985 $13,470 $58,049 $45,479 $557,973 $0.760 $0610 $0261 $120,535 $738,103 $22,143 90.062 2009 2010 2.740 19852 ‘$30,000 $3,685 $3,000 $7,841 $30,000 $3,885 $1,500 $6,041 $13,882 $72,444 $58,062 $605,783 $631,377 $400,038 $463,261 $2,841,030 $3,304,201 $117,143 $100,332 $0277 $136,504 $103,731 $042,701 $70,110 30.080 $0073 2011 2.818 20424 $30,000 $3,685 $3,000 $7,560 $30,000 $3,685 $1,500 $6,060 $13,621 877.513 $63,002 $058,169 $400,588 $3,770,879 $208,628 $0,780 $0560 $0.204 $154,623 $100,615 $1,158,064 $123,067 $0077 2012 2,808 21001 $30,000 $3,885 $3,000 $7,581 $30,000 $3,885, $1,500 $6,081 $13,061 $82,804 $00,233 $086,214 $470,019 $4,240,898 $253,047 $0707 $0546 90.303 $164,443 $112,034 $1,271,508 $181,440 $0313 $174,638 $115,705 $0323 $188,630 $118,628 $1,508,129 $212,082 2015 3,142 $7,045 2016 3,225 ‘$30,000 $3,685 $783 $3,000 $7,068 ‘$30,000 $3,085 $1,600 90,108 $107,008 $04,070 2017 3,308 23074 $30,000 ‘$3,885 $808 $3,000 $7,001 $30,000, $3,686, $808 $1.00 $8,101 $13,683 $115,130 $101,247 2018 3,303 24585 $30,000 $3,085 $831 $3,000 s7.7108 $20,000 $3,885, $831 $1,500 $6,216 $13,931 $122,785 $108,853 $0308 $236,564 $131,815 $2,013,653 $340,214 2019 sare 25201 $30,000 $3,685 $855 $3,000 s7.741 $30,000 $3,685 $855 $1,800 241 $13,061 $130,005 $116,014 $022,007 $496,062 $7,835; $646,423 90.675 $0471 30.378 $251,107 $135,186 $2,148,830 $386,064 30.111 3,563 25822 ‘$30,000 $3,085 $881 $3,000 $7,706 ‘$30,000 $3,685 $881 $1,500 $6,206 $14,033 9130,485 $128,452 $903,321 $501,077 $8,138,004 $711,678 $0688 90.462 $0390 $206,473 $138,008 $2,287,447 $428,999 30.116 Napaskiak ‘Sys Losses 1999 = 15.00% Fun! Efficiency Btufkwh = 8500 Est. Year 2001 Fuel Cost $/gal 288 Fusl inflaction Factor 40% ‘Waste Heat Capital invest per KW Fust Cells - Propane Fust ‘Sys. Losses 2020 = 8.00% Btugal 91,500 General inflation Factor 30% Load Factor : 05 Est 2001 Non-Fusl Cost $/wh = 9025 Oiscourt Rete 35% Hot Water Waste Avg. Eligible PCE kwh Funl Col Installed Costkw = $1,200 O8M pectkwh = $0010 Heat Boller = $100 Sold as % of Total = 50% Avg. PCE per kwh sold = 0.18 Yoar 2001-2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 1, Load Requirements, kWh Sales 947,416 962,643 1,018,493 1,054,968 1.092.086 1,129,789 1,168,135 1,207,108 1,246,700 1,286,919 1,327,761 1,369,228 1,411,318 1,454,032 1,497,371 1,541,333 1,585,920 1,631,190 1,676,985 1,723,423 kWh Generated 1,083,212 1,120,213 1,157,687 1,195,630 1.234035 1.272.896 1.312.205 1,381,059 1,302,148 1,432,770 1,473,815 1,515,279 1,857,154 1,500,435 1,642,117 1,685,191 1,728,653 1,772,495 1,816,712 1,881,297 kW Demand 247 (258 284 273 282 291 300 309 318 327 338 346 3568 365 375 385 395 405 415 425 2, Fusl Cel Generators 100Kw ° ° ° 0 0 0 300 300 300 300 300 300 300 300 300 300 300 300 300 300 3. Expenses 3a Expenses Capital Cost Turbine Generation so %0 2 0 %0 $0 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $380,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 Debt Service @ 7%, 10 Years $0 so 0 0 so SO $51,256 $51,256 $51,258 $51,256 $51,256 $51,255 $51,286 $51,256 $51,256 $51,256 $51,256 $51,258 $51,258 $51,256 kWh Gal ° ° ° 0 ° ° 108 108 108 108 108 108 108 108 108 108 108 108 108 10.8 Gal Fuel 0 ° 0 0 ° O 121,809 125,582 120,325 133.009 138,912 140,764 144,654 148,581 182,546 186,548 100,585 184,658 «168,788 = 172,007 Funl Cost $/Gal soes $092 $095 $009) $103, S107, S111 $1.16 $120 $1.25 $130 $135 SAT SAT S152 81.88 S165 $1.71 $1.78 $1.85 Fuel Cost $0 $0 0 0 $0 $0 $135,732 $145,438 $155,752 $166,708 $178,343 $190,695 $203,804 $217,711 $232,462 $248,102 $264,680 $282,249 $300,862 $220,575 Funl Cost kwh $0 0 0 x0 $0 $0 $0103 $0108 $0112 $0118 = $0.121 $0128 = $0131 $0198. $0142 «$0147 «80.153 $0150 = $0188 = 80.172. 8M $0 $0 0 0 $0 $0 $14,339 $15,216 $16,130 $17,108 $18,128 $10,195 $20,317 $21,405 $22,731 $24,027 $25,306 $28,811 $28,904 $20,688, Other Non FusiCost 0 $0 $0 $0 $0 $0 $358,470 $380,410 $403,470 $427,701 $453,152 $479,878 $507,033 $537,377 $568,268 $600,670 $634,646 $670,284 $707,505 $748,709 Replace at 10% of Cost 0 0 0 0 0 $0 $36,000 $36,000 $96,000 $36,000 $38,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $38,000 $38,000 Energy Storgy System 0 $0 0 $0 0 $0 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 ‘$75,000 Debt Service @ 7%, 10 Years ° 0 % 0 2 $0 $10878 $10,678 $10678 $10.678 $10,678 $10678 $10678 $10,678 $10878 $10.678 $10678 $10678 $10,678 $10,678 Replace and O&M 10% of Cost 9 2 0 0 0 $0 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 «$7,500 «$7,800 $7,500 © $7,500 ($7,500 Propane Fusl Storage $/gai $0 2 0 0 2 $0 $2 2 $2 2 2 2 2 2 2 2 2 2 2 $2 Propane Fuel Storage Cost $ 0 9 0 0 0 $O $243,708 $251,184 $258,651 $266,108 $273,823 $281,527 $280,307 $207,163 $305,093 $313,008 $221,170 $329,316 $337,531 $345,815 Total Expense Turbine Generation 0 2 $0 0 0 $0 $857,773 $807,682 $630,446 $983,149 $1,028,879 $1,078,729 $1,128,706 $1,179,180 $1,233,988 $1,291,228 $1,351,317 $1,414,074 $1,479,725 $1,548,401 Diesel Genertion kWh Gal 101 103 10.4 108 11 1 0 ° 0 ° 0 0 ° 0 0 ° 0 0 ° 0 Gal Fuel 73,103 75,177 7,248 =«70,313«$81,373 $83,428 $0 %0 9% $0 0 $0 90 0 $0 $0 90 30 $0 %0 Funl Cost $/Gal $131 $1.98 $1420 $147) 81.53 $1.50 Pe) %0 $0 0 $0 $0 %0 9 0 % $0 90 90 0 Fuel Cost $95,785 $102,422 $100,452 $116,873 $124,705 $132,968 0 0 9 0 $0 $0 90 $0 9 90 90 2 %0 9 Fusl Cost$iowh $0130 $0133 $0138 $0140) $0143 $0147 9 0 $0 #9 *” 0 9% 0 $0 $0 0 2 0 % Variable Non-Fusi Costs $/cwh $0100 $0106 $0108 $0112 S017 §=— $0122 0 $0 90 9 0 30 *” 0 0 0 $0 0 0 0 Variable Non-Fusi Costs $64,578 $70,316 $76,484 $83,112 $00,229 $97,867 0 90 9 $0 0 $0 #2 0 rd 0 vd $0 0 0 Fowd Non-Fusl Costs Siew $0150 $0158 $0162 $0169 $0175 $0182 0 0 0 *” %0 $0 *” 0 9 0 0 2 9 0 Fined Non-Fusl Costs $06,867 $105,473 $114,726 $124,068 $135,344 $148,601 $0 #2 rs 9 0 0 0 $0 $0 %0 90 0 2 0 Total Nom-FusiCost $161,445 $175,789 $191,210 $207,780 $225,573 $244,088 0 #0 30 0 #0 $0 2 $0 so 0 90 0 re) 0 Total Diesel Generation Expenses $257,210 $278,211 $200,862 $324,853 $350,278 $377,637 %0 *° $0 $0 90 0 0 0 9 2 $0 $0 #0 $0 Total Generation Expenses $257,210 $278,211 $300,662 $324,653 $350,278 $377,637 $857,773 $807,682 $030,446 $083,149 $1,028,679 $1,076,720 $1,128,708 $1,179,180 $1,233,968 $1,201,328 $1,351,317 $1,414,074 $1,470,725 $1,548,401 3b. Present Worth Expenses PW Factor 1.000 0986 0634 092 0871 O82 0814 0766 0750 07% 0709 068 0682 063 0818 0807 OST? 0887 0.538 0.820 PW Total Cost $ $257,210 $268,803 $260,671 $292,819 $305,247 $317,960 $697,709 $705,570 $713,426 $721,967 $729,901 $737,501 $745,605 $753,073 $762,335 $770,782 $779,313 $787,927 $708,627 $805,410 ‘Accumulated PW $257,210 $526,012 $808,684 $1,099,502 $1,404,750 $1,722,710 $2,420,509 $3,128,079 $3,830,505 $4,560,871 $5,200,283 $6,027,764 $6,773,458 $7,527,431 $8,289,788 $0,080,548 $0,830,860 MHRRRRHEF $11,424,414 $12,220,624 Total Costs 4. Power Costs & PCE Payments 418 Power Costs Avg. Costfkwh $0271 $0283 $0205 $0908 $0321 $0334 «80.734 «$0744 = SO7S4 «= $0764 «= $0775 $0788 SO708 «= $0811 $0ezs | $088 S0S2«S0RBT «= $082 SOLE PW Avg. Costfcwh $0271 $0274 $0278 © $0278 «$0280 $0281 «$0507 $0585 «= «$0572 $0581 $0540) $0530 $0828 «= $0519 «= $0509 $0500 $0401 $0483 $0475 80.467 4b. PCE Payments PCE Payment $/kwh $018 $019 $019 $020 $021 $021 S022 $023 802% $025 $02 0B 027 WB WH OW 3 MR 90.33 $0.35 PCE Payment $85,267 $01,533 $08,163 $105,270 $112,785 $120,785 $129,234 $138,220 $147,750 $157,854 $168,564 $179,913 $191,034 $204,684 $218,141 $232,404 $247,497 $283.461 $280,345 $208,105 PWPCE Payments $85,267 $88,438 $01,664 $94,047 $08,286 $101,681 $105,132 $108,640 $112,203 $115,823 $110,408 $123,231 $127,019 $130,883 $134,763 $138,720 $142,733 $146,002 $150,027 $155,108 Accumulated PW PCE $85,287 $173,705 $285,370 $360,317 $458,603 $560,284 $665,416 $774,055 $886,258 $1,002,081 $1,121,580 $1,244,810 $1,371,829 $1,502,602 $1,637,455 $1,776,175 $1,018,908 $2,085,710 $2,218,696 $2,371,744 3 8 3 : : 3 Year 6. Waste Heat Recovery Available Waste Heat For Sele (1,000,000 Btu) (Diesel Fux! Gal Equvalert) ‘Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years O8M at 2% of Investmert Replacemert @ 5% on investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Saies Net Income $8 S8EESS BSESESES 6. Total Generation Expenses Minus Net Income from Waste Heat Bales Total Expenses PW Total Expenses $257,210 Acoumuated PW Total Expenses $257,210 Accumuated PW Savings From W. H. Sales $0 7. Power Costs & PCE Payments with Waste Heat Offset 7.0. Power Coste Avg. Costfewh $o271 PWAvg. Costfcwh $0271 $257,210 PCE Payment $fkwh $0.18 $05,287 $85,287 $85,267 0 SS S8SBSS SEESESES $278,211 $526,012 $0263 $0.274 $0.19 $91,533, $88,438 $173,705 so so SS SEESEE SERBEEES S88 SB8ESES SEEBESE 88 S8E8SS SEBEEES SS SE8ESESE SEBEESE $350,278 $377,637 $305,247 $317,960 $1,099,502 $1,404,750 $1,722,710 $112,785 $120,765 $98,288 $101,681 $285,370 $360,317 $488,603 $560,284 2007 3,982 $30,000 $3,685 ‘$3,000 $7,485 ‘$30,000 $3,685 $1,500 $5,085 $13,470 $48,576 $35,108 $822,687 $689,240 $2,301,950 90.704 90.573 90.193 $112,569 $91,567 $051,651 $13,565 $0.030 2008 4,113 29802 ‘$30,000 $3,885 $618 $3,000 $7,503 $30,000 $3,885 $618 $1,500 $6,003 $13,508 $52,050 $38,543, $859,139 $675,276 $3,067,225 $58,853 $0.712 $0,559 90.199 $119,912 $94,250 $746,100 $27,955 90.032 2009 4,235 30688 ‘$30,000 $3,685 ‘$3,000 $7,522 $30,000 $3,885 9637 $1,500 $6,022 $13,543 $55,741 $42,197 $897,248 $681,381 ‘$3,748,608 $0.720 90.547 $0.205 $127,708 $08,962 $843,062 $43,177 $0.034 2010 4,358 31583, $30,000 $3,885 $3,000 $7,541 $30,000 $3,885 $1,500 $6,041 $13,582 $59,662 $46,080 $937,068 $687,556 $4,496,162 $124,709 90.728 90.534 $0.21 $135,966 $99,763 $59,237 2011 4483 32488 $30,000 $3,685 9675 ‘$3,000 ‘$7,560 ‘$30,000 $3,685 $1,500 ‘$6,060 $13,621 $63,626 $50,206 ‘$078,674 ‘$683,800 $5,129,062 $160,300 $0.737 $0.523 $0218 $144,717 $102,563 $1,045,437 $76,143 $0.038 2012 4,609 33402 ‘$30,000 $3,885 $3,000 $7,581 $30,000 $3,885 $1,500 $6,081 $13,661 $68,246 $54,585 $1,022,144 $700,113 $5,830,076 $197,688 90.747 $0511 $0.25 $153,985 $105,471 $1,150,908 $93,902 $0.040 2013 4737 ‘$30,000 $3,885 $716 $3,000 $7,602 ‘$30,000 $3,885 $716 $1,500 $6,102 $13,703 $72,938 $50,235 $1,087,561 ‘$706,404 $6,536,570 $236,689 $0.756 90.501 90.232 $163,797 $108,308 $1,259,307 $112,822 $0.042 2014 4,865 $30,000 $3,885 $3,000 $7,623 ‘$30,000 $3,885 $1,500 $6,123 $13,746 $77,915 $64,169 $1,115,011 $712,043 $7,249,512 $277,919 90.767 90.490 90.240 $174,184 $111,374 $1,370,680 $132,011 90.044 4,995 36196 ‘$30,000 $3,665 ‘$3,000 $7,645 $30,000 $3,885 $1,500 96,145 $13,780 $83,104 $00,404 $1,164,584 $719,450 ‘$7,068,971 $320,785 $0.78 $0.480 90.247 $185,174 $114,367 $1,485,078 $182,378 2016 5,126 37147 ‘$30,000 $3,685 $3,000 $7,668 $30,000 $3,885 $1,500 $6,168 $13,838 $88,791 $74,965 $1,216,373 $726,041 $8,695,013 $365,535, 90.789 $0.471 90.255 $196,801 $117,468 $1,602,546 $173,629 90.049 38108 ‘$30,000 $3,865 ‘$3,000 $7,601 $30,000 $3,885 $1,500 96,191 $13,683 $04,724 $80,841 $1,270,476 $732,601 $9,427,704 $412,157 $0.801 90.462 90.284 $209,097 $120,687 $1,723,133 $1,846,887 $198,774 | $218,822 90.061 2018 §,302 39072 ‘$30,000 $3,885 $831 ‘$8,000 $7,716 $30,000 $3,885 $831 $1,500 $6,216 $13,931 $101,012 $87,081 $1,326,993 $739,406 ei $460,678 $0814 90.453 $0272 $222,096 $123,754 $0.053 5,528 ‘$30,000 $3,885 $3,000 $7,741 ‘$30,000 $3,885 $1,500 $6,241 $13,081 $107,673 $93,682 $1,386,033 ‘$746,167 $10,013,296 $511,118 $0.827 90.445 $0.281 $235,841 $126,968 $1,073,855 $242,781 90.066 5,662 41029 ‘$30,000 $3,885 ‘$881 $3,000 $7,768 ‘$30,000 $3,885 $881 $1,500 $6,266 $14,033 $114,728 $100,606 $1,447,705 $753,032 $11,606,328 $563,496 $0.640 90.437 $0.291 $250,365 $130,229 ‘$2,104,064 $287,680 90.058 Newtok Fusl Celis - Propane Fuel Year 1. Load Requirements kWh Sales: kWh Generated kW Demand 2, Fuel Coll Generators: 100kw 3. Expenses 3a Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fuel Fusl Cost $/Gai Fuel Cost Ful Cost $/kwh 08M Other NonFuelCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fuel Storage Sigal Propane Fuel Storage Cost $ Total Expense Turbine Generation Diese! Genertion kWh (Gal Gal Fuel Fusl Cost $/Gal Fusi Cost Fual Cost$/kwh Variable Non-Fusi Costs $/kwh Variable Non-Fusl Costs Fbed Non-Fust Costs $/wh, Foed Non-Fusl Costs Total Non-FusiCost 3.b, Present Worth Expenses PW Factor PW Total Cost $ Accumuated PW Total Costs 4. Power Coats & PCE Payments 4.0 Power Costs ‘Avg. Costiewh PW Avg. Costikwh 4b. PCE Paymerts PCE Payment $/kwh PCE Payment PWPCE Payments Acoumuated PW PCE Paymerts Sys Losses 1999= 15.00% Fuel Efficiency Btutwh= 8500 Est. Year 2001 Fuel Cost $/gal oes ‘Sys. Losses 2020 = 8.00% Btu/gal 91,500 Load Factor ‘ 05 Est 2001 Non-Fusl Cost $/kwh = $0.49 ‘Avg. Eligible PCE kwh Ful Cell Installed Costew = $1,200 (8M pectkwh = $0010 Sold a8 % of Total = 65% Avg. PCE per kwh sold = 03 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 947,416 962,643 1,018,403 1,054,968 1,092,086 1,129,789 1,168,135 1,207,108 1,246,700 1,286,919 1,327,761 1,369,228 1,083,212 1.120.213 1,157,687 1,195,630 1.234.035 1,272,896 1,312,205 1,351,059 1,392,148 1,432,770 1,473,815 1,515,279 247258 284 273 282 21 300 309 318 327 336 346 ° 0 0 0 ° ° 300 300 300 300 300 300 0 0 $0 $0 $0 $0 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 0 0 $0 $0 0 $0 $51,256 $51,256 $51,256 $51,256 $51,256 $51,256 ° 0 0 0 0 0 108 1o8 108 108 108 108 ° 0 ° 0 0 © 121,809 125,582 128,325 133.099 198,912 140,764 sos «$088 = $082 $088 SOND S103 HB HZ HG S121 $128 $1.31 $0 so $0 30 $0 $0 $131,105 $140,480 $150,442 $161,025 $172,283 $184,194 0 0 $0 0 $0 $0 $0100 $0104 = $0108 «$0112 $0117 $0122 90 2 0 9 $0 $0 «$14,339 $15,216 $16,139 ‘$17,108 $16,126 $19,195 $0 90 $0 0 $0 $0 $702,602 $745,604 $790,802 $838,203 $888,177 $940,560 $0 30 9 $0 9 $0 $36,000 $96,000 $36,000 $36,000 $98,000 $36,000 $0 $0 90 $0 $0 $0 $75,000 $75,000 $78,000 $75,000 $78,000 $75,000 so $0 0 0 0 $0 $10678 $10,678 $10,678 $10678 $10,678 $10.678 0 so ” 0 $0 $0 $7,500 $7,500 $7,500 $7,500 $7,500 —$7,500 $0 so 0 $0 $0 $0 $2 2 2 2 $2 2 $o so 9 $0 $0 $0 $243,708 $251,184 $258,651 $266,108 $273,623 $281,527 so 0 0 0 $0 $0 $1,197,278 $1,257,918 $1,321,487 $1,388,058 $1,457,824 $1,530,911 128 128 128 128 13 8 ° ° 0 ° 0 ° 30,689 32,321 «33,989 35,601 $37,428 $30,198 9 0 9 $0 #0 $0 $1.27 $1.32 $1.37) $143 $1.49 1.55 9 $0 90 $0 9 9 $38,975 $42,600 $46,688 $50,987 $55,607 $60,567 9 9 90 0 #9 90 $0009 $0103 $0107 $0111 $0116 = $0.120 9 #0 $0 $0 #9 9 $0104 $0202 $0210 $0218 $0227 $023 $0 #0 $0 $0 90 $0 $66,654 $73,280 $80,444 $88,183 $06,535 $105,543 0 %0 90 90 %0 *” $0201 $0303 $0318 $0327 | $0340 $0384 0 #0 9 $0 0 0 $99,980 $109,920 $120,686 $132,274 $144,803 $158,315 90 #0 9 90 #” 90 $106,634 $183,200 $201,110 $220,457 $241,339 $263,850 0 $0 9 $0 #9 90 $205,609 $225,890 $247,708 $271,445 $206,946 $324,426 $0 $0 $0 $0 0 $0 $205,609 $225,890 $247,708 $271,445 $206,948 $224,426 $1,197,278 $1,257,018 $1,321,467 $1,388,058 $1,457,624 $1,590,911 1.000 0986 0834 0902 0871 0842 0814 0786 0759 O73 0709 0685 $205,600 $218,251 $231,322 $244,828 $258,771 $273,158 $973,986 $088,712 $1,003,538 $1,018,461 $1,033,479 $1,048,591 $205,609 $423,080 $855,183 $900,010 $1,158,781 $1,431,030 $2,405,925 $3,904,638 $4,308,175 $5,416,636 $6,450,115 $7,496,708 $0217 $0290 $0243 © $0257 $0272 © $0287 $1.025 $1042 $1,080 $1079 $1.098 81.118 $0217 $0222 $0227 $0232 $0237 $0.242 «$0834 0819 © $0805 $0701 «= $0.78 «$0,788 $030 $031 «$022 $033 $034 $098 $037 = $038 = 040 OAT $042 $0.44 $184,746 $198,322 $212,752 $228,084 $244,368 $261,658 $280,008 $200,476 $320,125 $342,018 $206,223 $300,811 $184,746 $191,615 $108,608 $205,719 $212,953 $220,309 $227,786 $235,388 $243,107 $250,949 $258,913 $286,999 $184,746 $376,362 $574,068 $780,686 Fusl Inflaction Factor General Inflation Factor Discount Rate 2013 2014 2015 1,411,318 1,454,032 1,497,371 1,557,154 1,500,435 1,642,117 36 65 75 30 300 300 $51,256 = $51,256 $51,256 10.8 108 10.8 144,654 = 148,581 152,546 $1.38 $1.42 $1.47 $198,856 $210,289 $224,537 90.128 $0.13 $0.137 $20,317 = $21,405 $22,731 $095,549 $1,053,250 $1,113,606 $75,000 $75,000 ‘$75,000 $10,678 $10,678 $10,678 ‘$7,500 ‘$7,500 $7,500 2 2 $2 $289,307 $207,163 $305,003 $1,607,464 $1,687,640 $1,771,601 ° 0 0 9 co cd 0 0 $0 $0 $0 $0 $0 $0 $0 cd co #2 co 0 0 0 0 9 $0 0 $0 #0 $0 $0 0 $0 $0 $1,607,464 $1,687,640 $1,771,601 0.662 0.639 0618 $1,083,783 $1,070,084 $1,094,463 $6,562,499 $9,641,583 $10,736,045 $1.130 $1,161 $1.183 90.754 90.742 90.731 $0.45 90.47 $0.49 $415,857 $443,438 $472,638 $275,207 $283,536 $291,087 40% 3.0% 35% 1,541,333 1,685,191 ‘$360,000 $51,256 108 156,548 $1.53 $230,644 $0.142 $24,027 $1,177,313 ‘$36,000 $78,000 $10,678 $7,500 $2 $313,008 $1,850,513 SSBSEEEBESO $1,859,51; 0.597 $1,100,928 $11,645,971 $1.208 90.720 $0.50 $503,543 $300,860 2017 1,585,920 1,728,653 Feesesesssse 0877 $1,125,473 $12,971,444 $1.231 90.710 $0.82 $536,243 $309,254 ‘Waste Heat Capital invest per KW. Hot Water Waste Heat Boiler = $100 2018 2019 2020 1,631,130 1,676,965 1,723,423 1,772,405 1,816,712 1,861,297 405 a5 425 300 300 00 $51,256 $51,256 $51,256 108 108 108 164,658 = 168,788 =172,907 $1.66 $1.72 $1.79 $272,627 $290,605 $300,646 $0.154 $0.160 $0.166 $26,611 $28,304 $29,868 $1,313,718 $1,386,685 $1,463,549 $10678 $10,678 $10,678 $7,500 $7,500 $7,500 $2 $2 $2 $329,316 $337,531 $345,815 $2,047,005 $2,148,759 $2,254,313 ° ° 0 9% co $0 $0 0 90 90 2 9% a a so a co Co $0 co 0 0 2 co 0 $0 $0 $0 9 #0 $0 $0 $0 $2,047,005 $2,148,759 $2,254,313 0.857 0.538 0.520 $1,141,101 $1,156,809 $1,172,504 $14,112,545 $15,269,353 $16,441,947 $1.256 $1.281 $1,308 $0.700 $0.690 ‘$0.680 $0.54 $0.56 $0.58 $570,633 $607,414 $646,090 $318,070 = $327,008 $336,067 $993,639 $1,213,948 $1,441,734 $1,677,120 $1,620,227 $2,171,176 $2,430,089 $2,697,089 $2,972,208 $3,255,832 $3,547,819 $3,848,379 $4,157,634 $4,475,704 $4,802,712 $5,138,780 8 3 3 Year 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diese! Fuel Gal Equivalent) Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investmentt Debt Service @ 5%, 10 Years. 08M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income 88 SSESES BSESEESE 88 S8SSES SESEEES 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $205,609 $225,890 PW Total Expenses $205,609 $218,251 Accumulated PW Total Expenses $205,609 $423,860 Accuriuated PW Savings From W. H. Sales #9 $0 7. Power Costs & PCE Payments with Waste Heat Offeet 7.8. Power Costs Avg. Costikwh $0217 $0230 PWAvg. Costikwh $0217 $0222 7.b PCE Payments PCE Payment $/kwh $0.30 $031 PCE Payments $184,748 $198,322 PWPCE Payments $184,746 $191,615 ‘Accumuated PW PCE Payments. $184,746 $376,362 Accumuated P.W of PCE Savings $0 $0 8. Potential Rate Reduction. kwh From Sales of Waste Heat co #9 $0.243 927 $0.32 $212,752 $198,608 $574,968 0 3 3 3 88 S8888S8 SHEERS B88 BSBEEESE SESEESS $271,445 $206,946 $244,828 $258,771 $900,010 $1,156,781 0 $0 $0.257 90.272 90.232 90.237 $0.33 $0.344 $228,084 $244,368 $205,719 $212,053 $780,686 $903,690 0 0 so $0.000 88 888888 SEESEES $273,158 $1,431,939 $0.287 90.242 $0.356 $261,658 $220,309 $1,213,948 $0 $0.00 2007 3,992 ‘$30,000 $3,685 $3,000 $7,485 $30,000 $3,885 $1,500 $5,085 $13,470 $48,920 $33,480 $1,163,628 $946,775 $2,378,714 $27,211 $0,008 90.811 90.342 $250,362 $210,063 $1,424,031 $16,603 2008 4113 ‘$30,000 $3,885 618 $3,000 $7,503 ‘$30,000 $3,885 618 $1,500 $6,003 $13,508 $50,275 $36,769 $1,221,149 $959,812 $3,338,526 $96,111 $1.012 $0.795 $0.353 $276,771 $217,540 $1,642,471 $34,649 $0.030 2000 $1,500 $13,543 $53,641 $40,297 $1,281,170 $972,035 $4,311,462 $86,714 $1.028 $0.780 $0.364 $205,241 $224,210 $1,608,681 $53,546 2010 4,358 31583 $30,000 $3,885 $3,000 $7,541 $30,000 $3,885 $1,500 $6,041 $13,582 $57,628 $44,046 $1,344,011 $986,143 ‘$5,297,604 $119,032 $1,044 $0,768 90.376 $314,819 $230,983 $2,097,674 ‘$73,502 90.034 2013 4,737 $30,000 $3,685 $716 ‘$3,000 $7,602 $30,000 $3,685 $716 $1,500 $8,102 $13,703 $70,451 956,748 $1,550,716 $1,028,238 $8,336,000 $226,430 $1.099 90.727 90.415 $380,615, $252,017 $199,620 2011 2012 4483 4,609 32488 33402 $30,000 $30,000 $3,685 = $3,885 $675 $696 $3,000 $3,000 $7,560 $7,581 $30,000 $30,000 $3,865 $3,885 $675 $696 $1,500 $1,500 $6,080 $6,081 $13,621 $13,661 961,650 $85,920 $48,029 $52,258 $1,400,705 $1,478,652 $990,430 $1,012,797 $6,297,036 $7,309,831 $153,061 $188,675 $1.082 $1,060 90.783 90.740 $0.389 $0.402 $335,565 $357,542 $237,888 $244,807 $2,335,562 $2,580,458 $2,832,475 $94,827 $116,630 $0.09 = $0.038 $0.040 2014 4,865 36257 $30,000 $3,865 $738 $3,000 $7,623 $30,000 $3,885 $738 $1,500 $6,123 $13,746 $75,259 $61,513 $1,626,127 $1,039,752 $9,375,821 $265,761 31.118 $0.715 $0.429 $405,454 $259,249 $3,091,724 $164,108 $0.042 2015 4,995 36198 $30,000 $3,685 ‘$3,000 $7,645 ‘$30,000 $3,885 $1,500 96,148 $13,790 $80,358 $66,567 $1,705,033 $1,053,339 $10,429,160 $308,885 $1,130 $0.703 90.443 $431,533 $266,503 $3,366,318 ($180,502 90.044 2016 5,128 37147 $30,000 $3,885 $3,000 ‘$7,668 ‘$30,000 $3,885 $1,500 $8,168 $13,836 $85,764 $71,928 $1,787,585 $1,066,993, $11,496, 162 $349,619 $1,160 0.692 $0.458 $459,127 $274,049 $3,632,366 $216,013 90.047 2017 5,250 38108 ‘$30,000 $3,685 ‘$3,000 $7,601 $30,000 $3,685 $1,500 $8,191 $13,663 $91,405 $77,612 $1,873,942 $1,060,713 $12,576,066 $304,576 $1.182 $0.681 $0.474 $488,317 $281,615 $3,013,062 $243,662 2018 5,392 ‘$30,000 $3,885 $831 $3,000 $7,716 $30,000 $3,885 $831 ‘$1,500 $6,216 $13,931 $97,568 $83,637 $1,964,269 $1,094,498 $13,671,364 $441,181 $1,204 $0671 $0.490 $519,187 $289,293 $4,203,275 $272,429 $0.051 2019 5,528 ‘$30,000 $3,885 ‘$3,000 ‘$7,741 ‘$30,000 $3,885 $1,500 $6,241 $13,081 $104,002 ‘$90,021 $2,058,738 $1,108,345 $14,779,708 $489,645, $1.28 $0.681 $0.508 $551,828 $297,062 ‘$4,500,356 $302,356 $0.054 2020 5,662 41029 $30,000 $3,685 $881 $3,000 $7,768 $30,000 $3,885 $881 $1,500 $6,268 $14,003 $110,817 $96,784 $2,157,528 $1,122,251 $15,901,959 $539,968 $1.252 90.651 $0.523 $586,326 $304,981 $4,805,337 $333,442 $0056 Nightmute Fuol Cells - Propane Fuel Year 1, Load Requirements kWh Sales kWh Generated kW Demand 2, Fuel Cell Generators 100kw 2. Expenses 3.a Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh/Gal Gal Fust Fuel Cost $/Gal Fuel Cost Fuel Cost $/xwh 8M Other Non-FuelCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fuel Storage $/gal Propane Fuel Storage Cost $ Total Expense Turbine Generation Diesel Genertion ‘kWh (Gal Gal Fuel Fuel Cost $4Gal Fuel Cost Fusl Cost$/iwh Variable Non-Fuel Costs $/kwh Variable Non-Fusl Costs Fheed Non-Fusl Costs $/kwh Foed Non-Fusl Costs Total Non-FuelCost Total Diesel Generation Expenses Total Generation Expenses. 3b, Present Worth Expenses PW Factor PW Total Cost $ ‘Accumuated PW Total Costs. 4, Power Costs & PCE Payments 4.8 Power Costs Avg. Costtewh PW Avg. Costtiowh 4b. PCE Payments PCE Payment $/kwh PCE Payment PWPCE Payments Accumdated PW PCE Payments Sys Losses 1999 = Sys. Losses 2020 = Load Factor . Avg. Eligible PCE kwh Sok as % of Total = 2001 = 2002 947,416 962,643 1,083,212 1,120,213 247 258 ° ° 8 BESSEEEEEEES 00S SBBBESESESELOoBS 103 104 45,383 46,691 $1.34 $1.39 $60,813 $85,089 $0190 $0.133 90.112 $0.116 $45,701 $49,616 $0168 $0.175 $68,686 $74,724 $114,476 $124,540 $175,290 $189,600 $175,290 $189,609 1.000 0.966 $175,200 $183,197 $175,200 $358,487 $0.185 $0.193 $0.185 $0,188 $0.21 $0.22 $105,447 $113,196 $105,447 $109,368 $105,447 $214,816 15.00% 8.00% Os 53% Avg. PCE per kwh sold = 2003 1,018,483 1,157,687 264 ° BSESBEESEEEE EQ 08S 90.201 $0.168 $0.22 $121,432 $113,358 $328,174 2004 1,054,968 1,195,630 273 ° SSSEEESEESSL00ES 49,301 $1.51 $74,313 $0.141 $0.126 $58,785 $0.189 ‘$88,178 $146,963 $221,276 $221,276 0.902 $199,578 $749,357 $0.210 $0.189 $0.23 $130,163 $117,418 $445,592 2005 1,092,066 1,234,035 262 ° BSSESEEEEEBEROOSS ‘$50,602 $1.57 $0.14 $0.131 $63,769 $0.197 $05,654 $159,423 $238,748 $238,748 0.871 $208,055 $057,412 90.219 $0.191 $0.24 $139,478 $121,547 $567,139 Fuel Efficiency Btukwh = Btuigal Fuel Cell Installed Cost/kw = 1,129,789 1,272,896 201 ° SESESEESESES0OBE 0.642 $216,725 $1,174,137 $0.28 $0.192 $0.25 $149,348 $125,746 $692,884 8500 Est. Year 2001 Fust Cost $/gal $0.90 Fue! Inflaction Factor 40% ‘Waste Heat Capital invest per KW 91,500 General inflation Factor 3.0% Est 2001 Non-Fusl Cost $/kwh = 90.28 Discount Rate 35% Hot Water Waste $1,200 O&M perikwh = $0.010 Heat Boller = $100 0.24 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 1,168,135 1,207,108 1,246,700 1,286,919 1,327,761 1,369,228 1,411,318 1,454,032 1,497,371 1,541,333 1,585,920 1,631,130 1,676,965 1,723,423 1,312,205 1,351,959 1,392,148 1,432,770 1,473,615 1,515,278 1,557,154 1,500,435 1,642,117 1,685,101 1,728653 1,772,405 1,816,712 1,661,297 0 38 318 327 336 ue 36 365 75 385 395 405, 41s 425 00 300 00 300 wo 0 300 x0 300 00 wo 300 300 300 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $51,256 © $51,256 9 $51,256 9 $51,256 9 $51,256 9 $51,256 9 $51,256 9 $51,256 9 $51,256 9 $51,256 §=— $51,256 $51,256 $51,256 $51,256 10.8 10.8 10.8 10.8 10.8 108 10.8 10.8 10.8 10.8 108 10.8 10.8 108 121,899 125,582 120,325 133,099 136,912 140,764 144,654 148,581 152,546 156,548 160,585 = 164,658 §=— 168,766 = 172,907 $1.14 $1.18 $1.23 $1.28 $1.33 $1.39 $1.44 $1.50 $1.56 $1.62 $1.69 $1.75 $1.62 $1.90 $138,817 $148,743 $159,201 $170,497 $182,307 $195,029 $208,436 $222,659 $237,745 $253,740 $270,696 $288,664 $307,609 $327,861 $0.106 90.110 $0.114 $0.119 90.124 $0.129 90.134 90.130 90.145 90.151 $0,157 $0.163 $0,169 90.176 $14,339 © $15,216 © $16,139 $17,108 = $18,126 = $19,195 = $20,317 $21,495 9 $22,731 $24,027 $25,386 $26,811 ‘$28,304 ‘$29,068 $401,487 $426,060 $451,887 $479,025 $507,530 $537,463 $568,885 $601,862 $636,461 $672,750 $710,804 $750,696 $792,506 $836,314 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 ‘$75,000 ‘$75,000 ‘$75,000 $10,678 $10,678 $10,678 $10,678 $10,678 $10678 $10678 $10,678 $10678 $10,678 $10,678 $10,678 $10,678 $10,678 $7,500 ‘$7,500 $7,500 $7,500 $7,500 ‘$7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 $7,500 $7,500 $7,500 $2 $2 $2 $2 2 $2 $2 $2 $2 $2 2 $2 $2 $2 $243,798 $251,184 $258,651 $266,196 $273,823 $261,527 $280,307 $297,163 $305,003 $313,096 $321,170 $329,316 $337,531 $345,815 $903,674 $046,637 $991,402 $1,038,262 $1,067,310 $1,138,649 $1,192,380 $1,248,613 $1,307,463 $1,369,047 $1,433,490 $1,500,920 $1,571,474 $1,645,292 0 ° 0 0 oO 0 ° 9 ° 0 0 0 0 0 $0 90 0 $0 $0 $0 0 $0 $0 $0 $0 $0 0 $0 90 #2 $0 $0 0 9 $0 9 0 #0 $0 9 9 $0 90 $0 $0 $0 % 0 0 $0 0 so $0 $0 0 $0 so $0 $0 #0 90 0 2 9 0 #0 0 co co 0 $0 90 0 $0 0 90 90 $0 0 0 $0 $0 #0 $0 $0 #” 9 $0 $0 9 $0 so $0 #0 0 $0 9 0 so 90 0 $0 $0 $0 0 $0 $0 0 $0 $0 0 $0 90 #0 #9 0 #0 $0 0 $0 so 0 90 9 2 co $0 0 $0 $0 90 $0 0 $0 $0 $0 $0 0 cd so $0 0 $0 so $0 $0 0 $0 so $0 $0 90 $0 $0 $903,874 $946,637 $991,402 $1,038,262 $1,087,310 $1,136,649 $1,192,360 $1,248,613 $1,307,463 $1,360,047 $1,433,490 $1,500,920 $1,571,474 $1,645,282 0.750 0734 0.708 0.685 0.682 0.639 0616 0.587 0.577 0.557 0.538 0.520 $752,882 $761,805 $770,815 $779,912 $780,097 $706,368 $807,727 $817,171 $826,702 $836,318 $846,021 $855,808 $3,408,370 $4,168,174 $4,038,960 $5,718,902 $8,507,999 $7,306,367 $8,114,094 $8,031,265 $9,757,968 $10,504,286 $11,440,307 $12,296,115 90.774 90.784 90.795 $0.807 90.619 90.832 $0.845 90.850 $0.873 90.688 $0.904 $0.920 $0.937 90.955 $0629 $0.816 $0.604 90.502 90.581 $0.570 90.559 $0.549 $0.539 $0.530 90.521 90.513 $0.504 ‘90.497 $0.26 $0.27 $0.28 $0.29 90.30 $0.31 $0.32 90.33 $0.34 90.35 $0.36 $0.38 $0.39 $0.40 $159,620 $170,032 $162,717 $195,213 $208,458 $222,492 $237,358 $253,101 $269,767 $287,407 $306,071 $325,814 $346,603 $368,768 $130,013 $134,381 $138,758 $143,234 $147,780 $152,395 $157,080 $161,834 $166,657 $171,560 $176,513 $181,545 $186,646 $191,817 $822,898 $057,249 $1,096,008 $1,239,240 $1,367,020 $1,539,415 $1,696,495 $1,658,329 $2,024,986 $2,196,536 $2,373,049 $2,554,594 $2,741,240 $2,933,057 Year 5, Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fie! Gal Equvaiert) Capital Investment Debt Service @ 5%, 10 Years (O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investmentt Debt Service @ 5%, 10 Years O8M at 2% of Investment Replacement @ 5% on investment Total Expenses District Heating Total Expenses Waste Heat ‘Waste Heat Saies Net Income 6. Total Generation Expenses Minus Net Income from Waste Heat Sales: Totel Expenses PW Total Expenses: Accumuated PW Total Expenses Accumulated PW Savings From W. H. Sales 7. Power Costs & PCE Payments with Waste Heat Offset 7.8. Power Costs ‘Avg. Costicwh PWA\g. Costikwh 7.b PCE Payments PCE Payment $/kwh PCE Payments. PWPCE Payments Accumuated PW PCE Payments Accumulated P.W of PCE Savings 8. Potential Rate Reduction. kwh From Sales of Waste Heat 8 8 3 3 : 3 $8 S8ESER SESEBES $8 SBEBES SESESES $175,290 $189,609 $175,200 $183,197 $175,290 $358,487 #0 0 $0.185 $0.193 90.185 $0,186 $0.21 $0.22 $105,447 $113,196 $105,447 $109,368 $105,447 $214,816 0 $0 0 $0 $8 S8E8SS SESEEEES 90.201 90.188 $0.22 $121,432 $113,368 $328,174 0 BS SESESSE SEEEEES $0.210 90.189 $0.23 $130,183 $117,418 $445,592 $0 SS Ssssss sssssss SS SESEES SEESESE $238,748 $257,401 $208,055 $216,725 $057,412 $1,174,137 0 0 $0.219 $0228 $0.191 $0.192 90.241 $0249 $130,478 $149,346 $121,547 $125,746 $567,130 $692,884 % 2 $0.000 ‘$0.000 2007 3,992 $30,000 $3,885 $3,000 $7,485 $30,000 $3,865 $1,500 $5,065 $13,470 ‘$40,680 $36,210 $867,665 $705,846 $1,679,963 $29,467 90.743 $0,604 90.229 $141,588 $116,182 $808,088 $14,631 90.031 4113 29802 ‘$30,000 $3,685 618 $3,000 $7,503 ‘$30,000 $3,885 618 $1,500 $8,003 $13,508 $53,233 $39,728 $906,911 ‘$712,824 $2,592,807 $60,681 90.751 $0.591 90.236 $150,830 $118,629 $926,696 $30,553 0.033 4235 ‘$30,000 $3,685 $3,000 $7,522 ‘$30,000 $3,685 $1,500 $6,022 $13,543 $57,008 $43,464 $047,938 $719,875 $3,312,681 $93,688 $0,760 90.577 90.243 $160,633 $122,130 $1,048,634 $47,172 $0.035 2010 4358 31583, ‘$30,000 $3,885 $3,000 $7,541 $30,000 $3,885 $1,500 $6,041 $13,582 $61,018 47 4368 $990,825 $726,999 $4,039,681 $128,494 $0.70 90.565 $0251 $171,329 $125,710 $1,174,544 $64,097 $0.037 2011 4,483 32488 ‘$30,000 $3,885 ‘$675 $3,000 $7,560 ‘$30,000 $3,685 $675 $1,500 ‘$6,080 $13,621 $65,277 $51,656 $1,035,654 $734,195 $4,773,875 $165,114 ‘90.780 $0.563 $0.250 $162,449 $129,342 $1,303,685 $83,135 $0.030 2012 4609 33402 ‘$30,000 $3,885 $696 $3,000 $7,581 ‘$30,000 $3,885 $696 $1,500 $6,081 $13,661 $69,798 $56,136 $1,082,512 $741,462 $5,515,338 $203,564 90.791 90.542 90.268 $194,228 $133,035 $1,436,921 $102,494 $0.041 2013 4737 34325, $30,000 $3,885 $716 $3,000 $7,602 ‘$30,000 $3,885 $716 $1,500 96,102 $13,703 $74,505 $60,602 $1,131,487 ‘$748,800 $6,264,137 $243,661 ‘$0.802 90.531 $0276 $208,609 $136,780 $1,873,711 $122,784 90.043 2014 4,065 $30,000 $3,885 $3,000 $7,623 $30,000 $3,885 $738 $1,500 $6,123 $13,746 $79,686 $65,940 $1,182,674 ‘$756,206 ‘$7,020,344 $286,023 90.813 90.520 90.285 $219,900 $140,605 $1,714,316 $144,013 90.045 2015 4,095 36198 $30,000 $3,865 $760 $3,000 $7,648 ‘$30,000 $3,885 ‘$760 $1,600 96,145 $13,780 $85,085 $71,204 $1,236,169 ‘$763,683 $7,784,028 $330,068 90.626 90.510 0.205 $233,871 $144,481 $1,858,707 $168,189 2016 5,126 7147 $30,000 $3,885 $783 ‘$3,000 $7,668 ‘$30,000 $3,885 $783 $1,500 $6,168 $13,696 $90,809 $76,973 $1,292,074 $771,227 $8,855,253 $376,012 90.638 $0.500 $0.04 $248,651 $148,417 $2,007,214 $189,222 ‘90.050 2017 2018 2019 5,259 5,302 5,526 38108 30072 40047 ‘$30,000 ‘$30,000 ‘$30,000 $3,665 $3,885 $3,685 $808 $831 $855 $3,000 ‘$3,000 $3,000 $7,691 $7,716 $7,741 $30,000 $30,000 $30,000 $3,885 $3,885 $3,685 ‘$806 $831 $855 $1,600 $1,500 $1,500 $6,101 $6,216 $6,241 $13,663 «$13.91 $13,981 $96,877 $103,308 $110,120 $82,004 $89,376 $96,139 $1,350,496 $1,411,544 $1,475,335 $778,600 $786,518 $704,283 $9,334,082 $10,120,610 $10,914,873 $423,876 = $473,676 $525,434 $0.852 90.865, $0.880 $0.401 $0.482 $0.474 90.314 90.325 90.336 $264,263 $260,813 $206,287 $152,414 $156,470 $160,586 $2,159,628 $2,316,098 $2,476,684 $213,421 $238,498 $284,556 $0.062 90.055 90.0857 5,662 41029 ‘$30,000 $3,685 ‘$881 ‘$3,000 ‘$7,768 ‘$30,000 $3,885 $1,500 $6,268 $14,033 $117,336 $103,303 $1,541,989 $802,074 $11,716,947 $579,168 $0.895, $0.485, 30.47 $316,755 $164,762 $2,641,446 $291,611 ‘$0.060 Platinum Ful Cells - Propane Fuel Year 4. Load Requirements. kWh Sales kWh Generated kW Demand 2, Fuel Cell Generators 100kw 3. Expenses 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years. kWh Gal Gal Fue! Fusl Cost $/Gal Fuel Cost Fusl Cost $/kwh 8M (Other Non-FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fusl Storage $/gal Propane Fusl Storage Cost $ Total Expense Turbine Generation Diese! Genertion kWh /Gal Gal Fuel Fuel Cost $/Gal Fusl Cost Fusl Cost$iwh Variable Non-Fusl Costs $/kwh Variable Non-Fuel Costs Fixed Non-Fusl Costs Sfiwh Foed Non-Fuel Costs Total Non-FusiCost Total Diesel Generation Expenses Total Generation Expenses 3.b, Present Worth Expenses PW Factor PW Total Cost $ Accumuated PW Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs: ‘Avg. Costxwh PW Avg. Costiwh 4b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments Accumuated PW PCE Payments Sys Losses 1999 = Sys. Losses 2020 = Load Factor . Avg. Eligible PCE kwh Sold as % of Total = 2001 2002 947,416 962,643 1,083,212 1,120,213 247 256 ° ° 2 SESSSSSEEESY Oo BE BSESEBESESESROOSE $45,718 $0. 125 $14,800 $24,666 $70,384 ‘$70,384 0.966 $68,004 $137,745 90.072 ‘$0.069 $0.26 $96,618 $90,005 $93,351 $90,005 $183,356 15.00% 8.00% 0s Btugal Fuel Efficiency Bturkwh = Fuel Cell Installed Cost/kw = 38% Avg. PCE per kwh sold = 2003 2004 2005 1,016,493 1,054,968 1,092,066 1,157,687 1,195,630 1,234,035 264 273 282 o 0 °O 0 $0 co 90 ‘$0 0 ° oO ° ° o ° $1.48 $1.54 $1.60 0 $0 $0 90 $0 $0 0 $0 9 0 $0 $0 #0 $0 $0 0 $0 $0 $0 $0 $0 #0 $0 $0 0 $0 $0 0 $0 $0 0 0 0 66 70 7 20,824 19,607 $18,782 $2.21 $2.29 $2.30 $45,208 © $44,903 $44,823 90.332 $0.327 90.323 $0.087 '$0.090 90.004 $10,386 = $10,931 $11,503. $0.130 $0.135, $0.140 $16,670 = $16,306 = $17,254 $25,064 = $27,327 $28,757 $71,250 $72,320 $73,580 $71,250 $72,320 $73,580 0.934 0.902 0.871 $06,513 $65,220 $64,121 $204,258 $269,487 $333,607 $0070 $0,089 = $0.067 $0.065 $0.062 90.059 $0.27 $0.28 $0.20 $103,648 $111,118 $119,051 $96,757 $100,222 $103,746 $200,112 $380,334 $484,081 1,129,789 1,272,896 291 ° SESESESESSES 0 oBE $0.068 $0.30 $127,474 $107,330 $591,411 91,500 $1,200 0.25 1,168,135, 1,312,205 ‘$360,000 $51,256 108 121,899 $1.73 $211,310 $0.161 $14,339 $286,776 ‘$36,000 $75,000 $10,678 $7,500 $2 $243,798 $881,657 Seeesesessse 2008 1,207,108 1,351,060 308 ‘$360,000 $51,256 10.8 125,502 $1.80 $226,420 $0.167 $15,216 $1,097,729 $1,807,151 $0.738 ‘$0,600 $0.31 $136,414 $110,973 $702,383 90.748 $0.32 $145,800 $114,675 $817,050 Est. Year 2001 Fuel Cost $/gal $1.37 Est 2001 NonFuel Cost S/kwh = $0.20 O&M perfkwh = $0.010 2009 2010 2011 2012 1,248,700 1,286,919 1,327,761 1,369,228 1,302,148 1,432,770 1,473,615 1,515,279 318 327 336 us 30 300 x00 300 $360,000 $360,000 $360,000 $360,000 $51,256 $51,256 = $51,256 = $51,256 108 10.8 10.8 10.8 129,325 133,000 138,912 140,764 $1.87 $1.95 $2.03 $2.11 $242,477 $280,534 $277,648 $296,878 90.174 90.181 $0.188 $0.196 $16,130 $17,108 $18,128 $19,195 $322,776 $342,160 $362,521 $383,902 $96,000 $36,000 $36,000 $36,000 $76,000 $75,000 $75,000 $75,000 $10,676 $10,678 + $10678 $10,678 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 $2 $2 2 $2 $258,651 $266,198 $273,623 $281,527 $945,477 $990,435 $1,037,553 $1,086,936 o 0 0 0 $0 $0 0 $0 0 $0 #9 0 $0 $0 90 $0 $0 $0 90 $0 $0 $0 0 $0 9 $0 90 Co 9 $0 0 0 0 $0 0 $0 $0 $0 0 $0 $0 $0 $0 $0 $045,477 $990,435 $1,037,563 $1,086,936 0.750 0.734 0.708 0.685 $718,006 $726,713 $735,541 $744,492 $2,525,157 $3,251,870 $3,967,411 $4,731,003 90.758 90.770 90.781 90.794 $0.576 90.565 90.554 90.544 90.33 $0.34 $0.35 $0.36 $155,058 $168,624 $177,920 $189,908 $118,437 $122,257 $126,137 $130,077 $935,495 $1,057,752 $1,183,800 $1,313,966 $1,448,041 $1,586,175 $1,728,425 $1,874,851 $2,025,514 $2,180,471 Fuel Inflaction Factor 4.0% General Inflation Factor 30% Discount Rate 3.5% 2013 2014 2015 2016 1,411,318 1,454,032 1,497,371 1,541,333 1,657,154 1,599,435 1,642,117 1,685,191 356 65 75 385 300 00 300 300 $51,256 $51,256 $51,256 = $51,256 10.8 108 10.8 10.8 144,054 = 148,581 152,546 156,548 $2.19 $2.28 $2.37 $2.47 $317,285 $338,937 $361,001 $386,249 $0.204 $0.212 $0.220 90.229 $20,317 $21,495 $22,731 $24,027 $408,347 $420,901 $454,615 $480,536 $75,000 $75,000 $75,000 $75,000 $10,678 $10,678 $10678 $10,678 $7,500 ‘$7,500 ‘$7,500 ‘$7,500 $2 $2 $2 $2 $280,307 $297,163 $305,093 $313,006 $1,138,601 $1,192,630 $1,249,773 $1,309,342 0 O 0 ° 2 $0 $0 90 $0 0 $0 0 $0 $0 $0 Cd 90 $0 so 0 90 $0 $0 90 $0 $0 $0 0 $0 $0 $0 9 $0 0 $0 0 0 $0 $0 0 $0 $0 $0 $0 $1,138,601 $1,192,930 $1,249,773 $1,308,342 0.662 0.639 0616 0.507 $753,567 $762,764 $772,087 $781,534 $5,485,470 $6,248,234 $7,020,321 $7,801,855 $0.607 $0.820 $0.835 90.649 $0.834 90.525 $0516 90.507 $0.38 $0.30 $0.40 $0.42 $202,507 $216,034 $230,260 $245,316 $134,075 $138,133 $142,250 $146,427 Waste Heat Capital Invest per KW Hot Water Waste Heat Boiler = $100 2017 2018 2019 2020 1,585,920 1,631,130 1,676,965 = 1,723,423 1,728,653 1,772,495 1,816,712 1,861,207 395 405 415 425 30 30 wo 300 $360,000 $360,000 $360,000 $360,000 $51,256 $51,256 $51,256 $51,256 10.8 108 108 10.8 160,585 164,658 168,766 =—:172,907 $2.57 $2.67 $2.78 $2.80 $412,059 $430,410 $468,387 $400,077 90.238 $0.248 $0.258 90.268 $25,386 $26,811 $26,304 ‘$29,868 $507,717 $536,211 $566,076 $507,367 $75,000 $75,000 $75,000 $75,000 $10678 $10,678 $10,678 $10,678 ‘$7,500 ‘$7,500 ‘$7,500 $7,500 $2 $2 $2 $2 $321,170 $329,316 $337,531 $345,615 $1,371,767 $1,437,182 $1,505,732 $1,577,561 0 o ° ° $0 $0 90 $0 $0 $0 $0 0 so 0 9 #0 0 0 9 co $0 90 so 0 $0 $0 so 0 $0 0 co 2 $0 $0 $0 0 $0 0 0 0 $0 0 0 0 $1,371,767 $1,437,182 $1,505,732 $1,577,561 0577 0.557 0.538 0.520 $791,106 $800,803 $810,627 $820,577 $0.665 $0.88 $0.898 90.015 ‘$0.499 90.491 $0.483 $0.476 9.4 90.45 $0.46 $0.48 $261,246 $278,008 $205,020 $314,762 $150,662 $154,057 $150,312 $163,725 $2,339,783 $2,503,508 Year 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fue! Gal Equvalert) Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income @. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses PW Total Expenses Accumuated PW Total Expenses Accumulated PW Savings From W. H. Sales 7. Power Costs & PCE Payments with Waste Heat Offset 7. Power Costs Avg. Costhkwh PWAvg. Costhkwh 7.b PCE Payments PCE Payment $/kwh PCE Payments PWPCE Payments ‘Accumulated PW PCE Payments. Accumulated P.W of PCE Savings 8. Potential Rate Reduction.kwh From Sales of Waste Heat 3 3 3 3 3 3 $8 S8EBES SESEEES $8 SSEBES SESEEES $69,741 $70,384 $69,741 $68,004 $69,741 $137,745 90.074 §=6$0.072 $0.074 = $0,060 90.256 $0.26 $90,005 $96,618 $90,005 $93,351 $90,005 $183,256 $0 so $8 S8SSSS SESESES $0.070 90.085 90.27 $103,648 $06,757 $280,112 0 SS SSEEEE SEBEESS $0,069 ‘$0,062 $0.28 $114,118 $100,222 $380,334 %0 SS SSSSES SESSEEE 90.087 90.050 $0,267 $119,051 $103,746 $484,081 0 SE SESEES SESEESE $75,019 $63,164 $396,771 so $0.066 90.056 $0.297 $127,474 $107,330 $501,411 so ‘$0.000 2007 3,982 $30,000 $3,885 $3,000 $7,485 $30,000 $3,885 $1,500 $5,065 $13,470 $75,624 $62,154 $700,503 $650,306 $1,047,167 $50,662 $0,684 90.557 $0.257 $113,976 $92,720 $684,130 $18,253 $0,053 4113 $30,000 $3,885 618 $3,000 $7,503 $30,000 $3,885, $618 $1,500 $6,003 $13,508 $81,032 $67,526 $835,057 $856,347 $1,703,515 $103,637 $0602 $0.544 $0.265 $121,522 $95,515 $779,646 $37,413 2009 4,235 $30,000 $3,885 $3,000 $7,522 ‘$30,000 $3,885 $637 $1,500 $6,022 $13,543 $86,778 $73,235 $872,242 $062,301 $2,365,905 $150,262 $0.700 90.531 $0.273 $129,620 $08,350 $878,005, $87,490 2010 4,358 31583, $30,000 $3,885 $3,000 $7,541 $30,000 $3,685 $1,500 $6,041 $13,562 $92,683 $79,301 $911,133 $068,527 $3,034,432 $217,438 $0,708 90.519 $0.282 $137,996 $101,252 ‘$78,495 $0.062 2011 4,483 $30,000 $3,885 $675 $3,000 $7,560 ‘$30,000 $3,885 9675 $1,500 $6,080 $13,621 $90,365 $85,744 $051,609 $674,785 $3,709,187 $278,224 90.717 $0,508 90.201 $146,975 $104,104 $1,083,481 $100,439 $0,085 2012 4,609 33402 $30,000 $3,685 $696 ‘$3,000 $7,581 ‘$30,000 ‘$3,685 $696 $1,500 $6,081 $13,681 $108,247 $92,586 $994,350 $681,076 $4,390,263 $341,640 90.726 $0.497 $0,301 $156,484 $107,183 $1,190,634 $123,332 2013 4,737 34325 $30,000 $3,885 $716 $3,000 $7,602 ‘$30,000 $3,885 $716 $1,500 $6,102 $13,703 $113,551 $00,648 2014 2018 4,865 4,995 (36257 36196 $30,000 $30,000 $3,885 $3,885 $738 $760 $3,000 $3,000 $7,623 $7,645 $30,000 $30,000 $3,685 $3,685 $738 $760 $1,500 $1,500 $6,123 96,145 $13,746 = $13,700 $121,209 $120,618 $107,653 $115,727 2016 2017 5,126 5,250 37147 38108 $90,000 $30,000 $3,885 $3,685 $763 $808 $3,000 ‘$3,000 $7,668 $7,001 $30,000 $30,000 $3,885 $3,885 $783 $8068 $1,500 $1,500 $8,168 96,191 $13,836 $13,863 $138,232 $147,460 $124,396 $133,586 $1,038,643 $1,085,377 $1,134,046 $1,184,946 $1,238,161 $687,489 $693,994 $700,503 $707,283 $714,086 $5,077,752 $5,771,747 $6,472,339 $7,170,622 $7,803,680 $407,718 $476,488 $547,062 $622,233 $609,272 90.736 90.487 $0.31 $106,552 $110,221 $1,300,855 $147,168 $0.071 90.746 $0.757 90.477 90.468 90.321 90.331 $177,207 $168,462 $113,307 $116,441 90.769 90.781 90.450 90.450 90.342 90.363 $200,409 $213,022 $119,622 $122,861 $1,414,162 $1,530,603 $1,650,225 $1,773,077 $172,012 $197,621 90.074 $0077 $224,626 $252,437 $0.081 90.084 218 2019 2020 5,302 5,528 5,662 39072 40047 41029 $3,685 $3,685 $3,685 $831 $855 $881 $3,000 $3,000 ‘$3,000 $7,716 $7,741 $7,766 $3,885 $3,685 $3,885 $831 $865 $281 $1,500 $1,500 $1,500 $6,216 96,241 $6,268 $13,931 $13,081 $14,033 $157,257 $167,627 $178,611 $143,326 = $183,646) $164,578 $1,293,857 $1,362,086 $1,412,963 $720,042 $727,910 _ $734,971 $8,614,690 $0,342,541 $10,077,512 $770,134 $861,851 $047,457 $0.793 $0.808 $0.820 $0.42 90.434 90.426 90.965 $0.377 $0.390 $228,358 © $240,463 $255,349 $126,127 $120,451 $132,821 $1,899,204 $2,028,656 $2,161,476 $281,267 $311,128 = $342,002 $0,088 90.002 0.095, Sheldon Point Fuel Cells - Propane Fuel Year 1. Load Requirements, kWh Sales kWh Generated kW Demand 2, Fuel Cell Generators 100kw 2. Expenses 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fusl Cost $/kwh 8M Other Non FueiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fuel Storage $/ga! Propane Fuel Storage Cost $ Total Expense Turbine Generation Diesel Genertion kWh Gal Gal Fuel Fuel Cost $/Gat Fuel Cost Fuel Cost$/kwh Variable Non-Fusl Costs $/kwh Variable Non-Fusl Costs. Fowed Non-Fusi Costs $/cwh Fed Non-Fusl Costs Total Nor-FusiCost Total Diesel Generation Expenses: Total Generation Expenses 3.b, Present Worth Expenses PW Factor PW Total Cost $ ‘Accumuated PW Total Costs 4. Power Costs & PCE Payments 4.8 Power Costs ‘Avg. Costtkwh PW Avg. Costiwh 4b. PCE Payments: PCE Payment $/kwh PCE Payment PWPCE Payments Accumuated PW PCE Payments Sys Losses 1999= 15.00% Fusl Efficiency Btukwh = Sys. Losses 2020= 8.00% Btugal Load Factor ‘ 0s Avg. Eligible PCE kwh Fuel Coll Installed Costkw = Sold as % of Total = 38% Avg. PCE per kwh sold = 2001 2002 2003 2004 2005 2008 947,416 982,643 1,018,403 1,054,968 1,092,086 1,129,789 1,083,212 1,120,213 1,157,687 1,195,630 1,234,035 1,272,898 247 256 264 273 282 201 ° ° ° ° ° ° 0 $0 0 so $0 0 so so $0 $0 $0 $0 0 ° 0 0 0 0 0 o Oo o oO ° soss $087 = $081 = $084 SOB $1.02 so so 0 $0 9 $0 $0 $0 $0 $0 $0 $0 0 $0 0 0 0 30 $0 90 90 so co $0 $0 so 0 $0 90 0 $0 9 0 ro) 90 $0 so $0 0 $0 2 0 90 so $0 so $0 90 9 90 20 $0 $0 so so 0 $0 $0 30 $0 so $0 $0 $0 $0 9 Wt 112 11.3 11.4 12 12 45,088 46,285 47,481 «48,8675 $40,889 $51,081 $1.25 $1.30 $1.35 $1.41 $1.48 $1.52 $58,960 $60,171 $84,104 $88,442 $72,024 $77,854 $0113 $0116 $0120 $0.123 $0127 $0131 $0064 $0067 $0.088 $0072 $0075 $0078 $28,015 $30,267 $32,675 $35,248 $37,998 $40,035 $0.098 $0100 $0104 $0108 © 80.112 $0.117 $42,023 $45,400 $40,012 $52,872 $56,907 $61,402 $70,038 $75,667 $81,687 $88,121 $04,995 $102,337 $126,908 $135,838 $145,881 $156,562 $167,919 $179,901 $126,308 $135,638 $145.81 $156,562 $167,919 $179,901 1.000 0986 0834 «= 0.28718 $128,308 $131,244 $198,181 $141,210 $146,332 $151,548 $126,308 $257,643 $363,624 $535,034 $681,368 $832,914 $0133 $0138 © $0.143 $0.18 80.184 $0150 $0.133 $0134 $0.134 $0.14 $0134 $0.134 $0.16 $017 $017 $018 = $018 = S019 $57,003 $61,896 $88,335 $71,115 $78,193 $81,584 $57,603 $59,745 $81,924 $64,142 $06,308 $68,601 $57,603 $117,348 $178,272 $243,414 $309,812 $378,503 8500 91,500 $1,200 0.16 2007 2008 1,168,135 1,207,108 1,312,205 1,351,950 300 309 300 00 $360,000 $360,000 $51,256 © $51,256 10.8 108 121,809 125,502 $1.06 $1.19 $129,562 $138,627 $0.099 $0.103 $14,339 $15,218 $229,421 $243,463 $36,000 $36,000 $75,000 $75,000 $10,678 $10,678 ‘$7,500 $7,500 $2 s2 $243,798 $251,184 $722,554 $754,124 0 0 0 $0 $0 $0 $0 $0 $0 #0 90 cu 0 90 $0 $0 90 0 $0 $0 $0 $0 $722,554 $754,124 0814 0.786 $587,798 $502,735 $1,420,712 $2,013,446 $0.619 $0.625 $0.503 90.491 $0.20 $0.20 $87,305 $83,375 $71,023 $73,382 $449,525 $622,917 Est. Year 2001 Fusl Cost $/gal Est. 2001 Non-Fusl Cost $/kwh = (8M pertkwh = 2009 2010 2011 1,248,700 1,286,919 1,327,761 1,392,148 1,432,770 1,473,815 318 27 338 300 300 300 $360,000 $360,000 $360,000 $51,256 = $51,256 $81,286 108 108 108 129,325 133,099 136,912 $1.15 $1.20 $1.24 $148,672 $159,131 $170,237 $0107 $0111 $0.16 $16,199 $17,108 $18,128 $258,221 $273,728 $290,017 $36,000 $36,000 $36,000 $75,000 $75,000 $75,000 $10,678 $10,678 $10,678 ‘$7,500 $7,500 $7,500 $2 $2 $2 $258,651 $266,198 $273,623 $787,117 $821,509 $857,638 0 0 ° $0 $0 $0 $0 $0 90 $0 $0 $0 $0 $0 $0 $0 $0 90 #2 $0 9 0 $0 90 2 0 Co $0 $0 $0 $0 $0 $0 $787,117 $821,509 $857,638 0.750 0.734 0.708 $507,745 $602,632 $607,995 $2,611,192 $3,214,024 $3,622,020 $0631 = $0,638 90.646 $0479 — $0.468 90.458 $0.21 $0.22 $0.23 $99,813 $108,639 $113,875 $75,709 $78,245 $80,728 $596,717 $676,961 $757,689 10.84 90.16 $0.010 2012 1,369,228 1,515,279 3468 x0 ‘$360,000 $51,256 108 140,764 $1.29 $182,027 $0.120 $19,195 $307,122 $36,000 $75,000 $10,676 $7,500 $2 $281,527 $895,305 Seeessssssse g g 0.685 $613,236 $0.654 90.448 $0.23 $121,541 $83,249 $840,638 2013 1,411,318 1,557,154 366 300 $360,000 $51,256 108 144,654 $1.34 $194,540 90.125 $20,317 $325,077 ‘$36,000 ‘$75,000 $10,678 $7,600 $2 $269,307 $934,676 Feesssssssse 0.682 $618,553 $4,435,255 $5,053,808 0.662 90.438 $0.24 $129,662 $85,608 $928,747 Fut Inflaction Factor 40% Waste Heat Capital Invest per KW General Inflation Factor 3.0% Discount Rate 3.5% Hot Water Waste Heat Boller = $100 2014 2015 2016 2017 2016 2019 2020 1,454,032 1,497,371 1,541,333 1,585,920 1,631,130 1,676,965 1,723,423 1,509,435 1,642,117 1,685,191 1,728,653 1,772,495 1,816,712 1,861,297 5 375 385 305 405 41s 425 00 00 wx 300 300 300 300 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $51,256 = $51,256 = $51,256 «= $51,256 = $51,256 $51,256 $51,256 10.8 10.8 10.8 108 108 10.8 10.8 148,581 152,546 156,548 += 160,585 164,658 168,768 172,907 $1.40 $1.45 $1.61 $1.57 $1.64 $1.70 $1.77 $207,815 $221,695 $236,824 $252,649 $269,419 $267,186 $308,003 $0.130 90.135. 90.141 90.146 $0,152 $0.158 90.164 $21,495 $22,731 $24,027 $25,386 $26,811 $28,304 $29,868 $343,921 $363,692 $384,429 $406,174 $428,969 $452,861 ‘$477,894 $75,000 $75,000 $78,000 $75,000 $75, 000 ‘$75,000 ‘$75,000 $10,678 $10,678 $10678 $10678 $10678 $10,678 $10,678 $7,500 ‘$7,500 $7,500 ‘$7,500 $7,500 $7,500 $7,500 2 $2 2 2 $2 $2 $2 $207,163 $305,093 $313,086 $321,170 $320,316 $337,531 $345,815, $975,826 $1,018,845 $1,063,810 $1,110,614 $1,159,949 $1,211,316 $1,285,014 O 9 0 o 0 0 ° $0 so 90 9 9 #0 0 $0 $0 0 $0 $0 $0 $0 $0 $0 $0 0 $0 90 $0 $0 $0 #2 90 co 9 #0 $0 0 0 $0 $0 0 0 $0 $0 0 9 $0 2 #0 $0 $0 90 90 a #0 90 $0 9 #0 0 9 90 9% $0 $0 $0 90 0 9 co $0 $0 $0 $0 Pd $0 0 $975,828 $1,018,645 $1,063,810 $1,110,814 $1,159,949 $1,211,316 $1,265,014 0.639 0618 0.507 0s77 0.557 0.538 0.520 $623,949 $629,424 $634,978 $640,613 $646,328 $652,125 $658,004 $5,677,757 $6,307,181 $6,042,159 $7,582,772 $8,229,100 $8,881,225 $0,530,220 $0671 $0.680 ‘$0.600 $0.700 90.711 90.722 90.734 90.429 $0.420 90.412 90.404 90.396 $0.389 90.382 $0.25 $0.26 $0.27 $0.28 $0.29 $0.30 $0.31 $138,262 $147,366 $157,002 $167,198 $177,963 $180,389 $201,448 $88,405 = $91,040 = $03,713 $96,424 += $99,173 $101,959 $104,784 $1,015,152 $1,106,192 $1,109,905 $1,296,329 $1,305,502 $1,497,461 $1,602,245 3 8 3 3 3 3 Year . Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fuel Gal Equvalert) Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investmentt Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income: S88 SEESES SEESESEE 88 SSESES SEBEEEE 6. Total Generation Expenses Minus Net Income from Waste Heat Sales: Total Expenses $126,308 $135,838 PW Total Expenses $126,308 $131,244 ‘Accumulated PW Total Expenses $128,308 $257,643 Accumuated PW Savings From W. H. Sales $0 $0 7. Power Costs & PCE Payments. with Waste Heat Offset 7.0 Power Costs Avg. Cost/kwh $0133 $0138 PWAvg. Costkwh 90.133 $0,134 7.b PCE Payments PCE Payment $/kwh $0.16 $017 PCE Payments $57,603 $81,838 PWPCE Payments $57,003 $59,745 ‘Accumated PW PCE Payments Accumuated P.W of PCE Savings s0 so 8. Potential Rate Reduction. kwh From Sales of Waste Heat 0 $0 SS SESESE SEBBESE $145,681 $136,181 $393,624 90.143 90.134 $0.17 $06,335 $81,924 co 88 SEESES SEESESE $156,562 $141,210 90.148 $0,134 $0.18 $71,115 $64,142 s 0 SE SSESSS SESEEESE 90.154 90.134 90.184 $76,193 $68,308 $57,003 $117,348 $170,272 $243,414 $300,812 88 SSEEES SEEEESS $179,991 $151,548 $832,914 $0.159 $0.134 $0.190 $81,564 $68,691 $378,503 so $0,000 2007 3,992 28826 ‘$30,000 $3,885 ‘$800 $3,000 $7,485 $30,000 $3,885 ‘$600 $1,500 $5,065 $13,470 $46,368 $32,606 $689,656 $561,036 $1,303,050 $26,762 $0.500 '$0.480 $0.170 $78,429 $61,361 $430,864 $0,661 2008 4,113 $30,000 $3,685 $618 $3,000 $7,503 $30,000 $3,685 $618 $1,500 ‘$6,003 $13,508 $49,684 $36,177 $717,946 $564,209 $1,958,249 $55,198 $0.595 $0.467 $0.175 $80,315 $63,127 $502,991 $19,926 $0.030 2009 2010 4235 4358 0688 31583, $30,000 $30,000 $3,885 $3,685 ‘$637 $656 $3,000 $3,000 $7,522 $7,541 $30,000 $30,000 $3,885 $3,885 $637 $656 $1,500 $1,500 $6,022 $6,041 $13,543 $13,582 $53,207 $56,950 $30,664 «$43,368 $747,453 $778,230 $867,624 $571,012 $2,525,873 $3,096,885 $85,319 $117,139 ‘$0.600 $0,605 80.455 90.444 $0.180 $0,186 $85,495 © $90,063 $64,928 $86,757 $667,917 $634,674 $30,600 $42,287 $0.032 90.034 2011 4483 32488 $30,000 $3,685 $675 ‘$3,000 ‘$7,560 $30,000 $3,685 $675 $1,500 ‘$6,060 $13,621 $60,925 $47,304 $810,334 $574,481 $3,671,346 $150,674 $0610 90.433 $0.192 $68,622 $703,296 $54,303 90.036 2012 4,609 $30,000 $3,885 $3,000 $7,581 ‘$30,000 $3,885, $1,500 $6,081 $13,661 $65,144 $51,483 $843,822 $577,973 $4,249,318 $185,937 $0616 $0.42 $0.196 $102,956 $70,519 $773,815 $67,123 90.038 2013 4,737 $30,000 $3,685 $716 $3,000 $7,602 $30,000 $3,685 $716 $1,500 $6,102 $13,703 $60,622 $55,019 ‘$878,757 $581,547 ‘$4,830,605 $222,944 $0623 90.412 $0.204 $100,475 $72,449 $846,264 $80,483 $0.040 2014 4,865 ‘$30,000 $3,885 $3,000 $7,623 ‘$30,000 $3,685 $738 $1,500 $6,123 $13,746 $74,373 $60,627 $015,201 $585,183 $5,416,048 $261,709 90.629 $0.402 90.211 $116,375 $74,411 $920,675 $94,477 $0042 2015 4,995 36198 $30,000 $3,885 ‘$3,000 $7,645 ‘$30,000 $3,685 $1,500 $6,145 $13,700 $70,412 $85,622 $953,223 $588,884 $6,004,932 $302,249 $0.637 90.303 $0217 $123,677 ‘$76,405 $097,060 $100,112 90.044 2016 5,126 37147 ‘$30,000 $3,885 ‘$3,000 $7,668 ‘$30,000 $3,885 $1,500 $6,168 $13,636 $84,755 $70,919 $992,890 $592,647 $6,597,579 $0644 90.385 90.224 $131,400 $78,432 $1,075,512 $124,383 $0.046 2017 5,250 38108 ‘$30,000 $3,885 ‘$3,000 $7,601 $30,000 $3,685 $1,500 $6,191 $13,683 $00,419 $76,636 $1,034,278 $596,474 $7,194,053 $368,719 $0.652 90.376 90.232 $130,566 $80,490 $1,156,001 $140,327 2018 5,392 ‘$30,000 $3,885 $831 $3,000 $7,716 $30,000 $3,885 $331 $1,500 $6,216 $13,931 $98,420 $82,489 $0.661 90.368 $0239 $148,204 ‘$82,580 $1,238,581 $156,920 90.051 2019 5,528 40047 $30,000 $3,685 $3,000 $7,741 $30,000 $3,685 $1,600 $6,241 $13,981 $102,778 $88,708 $1,122,518 $604,320 $8,308,738 $462,487 $0.689 $0.360 $0.247 $157,333 $84,702 $1,323,263 $174,178 5,662 41029 ‘$30,000 $3,885 $881 $3,000 $7,768 ‘$30,000 $3,885 $881 $1,500 $6,266 $14,033 $109,513 $95,481 $1,169,534 $808,340 $9,007,078 $532,152 $0679 $0.353 $0.255, $166,979 $86,855 $1,410,138 $192,107 90.055, Tulukeak Fool Cells - Propane Fusl Yoar 1. Load Requirements kWh Sales: kWh Generated kW Demand 2, Fuel Col Generators 100kw 3. Expenses: 3a Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years. kWh Gal Gal Fuel Fusl Cost $/Gal Fuel Cost Fuel Cost $/kwh 8M (Other Non-FueiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fusl Storage $/gal Propane Fuel Storage Cost $ Total Expense Turbine Generation Diesel Genertion kWh Gal Gai Fuel Fusl Cost $/Gal Fuel Cost Fuel Cost$/wh Variable Non-Fusl Costs $/kwh Variable Non-Fusl Costs Fixed Non-Fuel Costs $/kwh Foed Non-Fusl Costs Total Non-FusiCost Total Diese! Generation Expenses Total Generation Expenses 3b, Present Worth Expenses PW Factor PW Total Cost $ ‘Accumudated PW Total Costs 4, Power Costs & PCE Payments. 4.0 Power Costs Avg. Costixwh PW Avg. Costkwh 4b, PCE Payments PCE Payment $/kwh PCE Payment PWPCE Payments ‘Accumulated PW PCE Paymerts Sys Losses 1999 = Sys. Losses 2020 = Load Factor ‘ ‘Avg. Eligible PCE kwh ‘Sold as % of Total = 2001 2002 947,416 962,643 1,018,403 1,083,212 1,120,213 1,157,687 247 256 ° ° SSSESESESEES CoS SSSEBESEESEK COS 80 83 $2.07 $2.15 $109,488 $117,165 90.259 $0.261 90.056 = $0.058 $20,725 $22,975 90.084 $0.067 $31,088 $34,463 $51,813 $57,436 $161,301 $174,602 $161,301 $174,602 1,000 0.966 $161,301 $168,608 $161,301 $329,900 $0.170 $0.178 $0170 $0.172 $0.18 $0.19 $108,732 $113,501 $105,732 $109,663 $105,732 $215,305 15.00% Fuol Efficiency Btukwh = 8500 8.00% Btuigal 91,500 0s Fusl Cell Instatled Costkw = $1,200 62% Avg. PCE per kwh sold = 0.18 2003 2004 2005 2008 2007 1,054,968 1,002,086 1,129,780 1,168,135 4,195,630 1,234,035 1,272,896 1,312,205 264 273 282 201 300 ° ° ° 0 300 90 $0 $0 $0 $360,000 $0 0 $0 $0 $51,256 0 0 ° 0 108 ° ° ° 0 121,899 $148 $1.54 $1.60 $1.67 $1.73 0 0 $0 $0 $211,310 $0 $0 $0 so $0.161 0 9 0 $0 $14,339 90 $0 0 $0 $200,743 90 9 0 $0 = $36,000 $0 0 $0 $0 = $75,000 90 so 0 $0 86 $10,678 #0 $0 0 0 ‘$7,500 90 so $0 $0 $2 0 $0 so $0 $243,798 0 0 0 $0 $775,624 85 a8 9 9 0 56,837 57,433 $58,911 $60,372 9 $2.24 $0 $125,239 9 90.263 $0 90.061 $0 $25,415 0 90.001 $0 $38,122 0 $63,537 $0 $188,776 $0 $188,776 ‘$775,624 0934 = 0.002 0871 0.842 O84 $176,224 $183,883 $191,677 $109,610 $630,971 $508,223 $890,106 $881,783 $1,081,393 $1,712,364 $0185 = 80.193 $0201 $0210 = $0.664 $0173 $0.174 © $0.176 = $0.17 $0,540 $0.19 $0.20 $0.21 90.21 90.22 $121,760 $130,834 $130,854 $149,749 $160,250 $113,684 $117,734 $121,875 $126,084 $130,964 $320,058 $446,703 $568,667 $694,752 $825,116 2008 1,207,108 1,351,050 309 ‘$360,000 $51,256 10.8 125,502 $1.80 $226,420 90.167 $15,216 $213,030 ‘$36,000 $75,000 $10,678 $7,600 $2 $811,284 $0.672 $0.23 $171,383 $134,713 $050,829 Est. Year 2001 Fuel Cost $/gal $1.37 Fuel Inflaction Factor 4.0% Waste Heat Capital invest per KW General Inflation Factor 3.0% Est. 2001 Non-Fusl Cost $/wh = $0.14 Discount Rete 3.5% Hot Water Waste O8M pertkwh = $0.010 Heat Boller = $100 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 1,248,700 1,286,919 1,327,761 1,369,228 1,411,318 1,454,032 1,407,371 1,541,333 1,585,620 1,631,130 1,302,148 1,432,770 1,473,815 1,515,279 1,857,154 1,599,435 1,642,117 1,685,191 1,728,653 1,772,495 318 27 38 ue 366 365 375 385 395 405 0 300 30 300 00 0 300 300 300 30 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $51,256 © $51,256 = $51,256 = $51,256 «= $51,286 = $51,256 = $51,256 9 $51,256 9 $51,256 9 $51,256 108 108 108 10.8 10.8 10.8 10.8 108 10.8 10.8 129,325 © 133,000 138,012 140,764 144,654 = 148,581 182,546 156,548 160,585 164,658 $1.67 $1.95 $2.03 $2.11 $2.19 $2.26 $2.37 $2.47 $2.57 $2.67 $242,477 $250,534 $277,648 $296,878 $317,285 $338,937 $361,001 $386,249 $412,059 $439,410 $0.174 $0,161 90.188 90.196 $0.204 90.212 $0220 90.229 90.238 90.248 $16,139 $17,108 $18,126 © $19,195 $20,317 $21,405 $22,731 $24,027 $25,386 «$26,811 $225,043 $230,512 $253,765 $268,731 $284,443 $300,031 $318,230 $396,375 $355,402 $375,348 $75,000 $75,000 $75,000 $75,000 $75,000 $78,000 $75,000 $75,000 $75,000 $75,000 $10,676 $10,678 $10678 $10678 $10,678 $10,678 $10678 $10678 $10678 $10,678 ‘$7,500 ‘$7,500 $7,500 $7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 ‘$7,500 $2 $2 $2 $2 $2 $2 $2 $2 32 $2 $258,651 $266,198 $273,623 $281,527 $280,307 $297,163 $305,093 $313,006 $321,170 $329,316 $848,644 $887,787 $028,707 $971,766 $1,016,787 $1,083,060 $1,113,389 $1,165,181 $1,219,452 $1,276,319 oO oO 0 0 ° 0 ° 0 0 ° $0 $0 $0 90 0 90 $0 0 0 #0 $0 0 0 90 *” Co 0 $0 $0 $0 $0 $0 0 $0 #0 $0 $0 0 0 0 90 $0 #0 $0 #0 0 0 0 0 9 90 $0 90 90 #” 9 0 #0 0 90 90 $0 0 $0 #0 0 0 0 $0 cd $0 $0 $0 $0 $0 $0 90 $0 $0 $0 0 $0 9% $0 0 9 %0 $0 0 $0 0 $0 0 $0 90 $0 $0 0 $0 0 $0 $0 0 $0 Cs $0 90 0 0 so $848,644 $887,787 $928,797 $971,766 $1,016,787 $1,063,960 $1,113,389 $1,165,181 $1,219,452 $1,276,319 0.750 074 0.709 0.685 0.682 0.639 0618 0.567 0.577 0.557 $644,470 $851,307 $658,441 $665,607 $872,803 $680,300 $687,831 $005,485 $703,265 $711,170 $2,004,496 $3,645,802 $4,304,334 $4,060,940 $5,642,633 $6,323,133 $7,010,964 $7,706,450 $8,409,715 $9,120,685 90.681 $0,690 $0.700 90.710 $0.720 90.732 90.744 90.756 $0.769 $0.762 90.517 $0,508 90.406 90.486 90.477 90.468 90.459 90.451 90.443 90.436 $0.24 $0.25 90.25 $0.26 $0.27 $0.28 $0.29 $0.30 90.31 $0.32 $183,210 $195,740 $209,020 $223,092 $237,008 $253,783 $270,495 $288,181 $306,696 $326,602 $130,132 $143,620 $148,178 $152,806 $157,503 $162,270 $167,107 $172,013 $176,989 $162,004 $1,098,960 $1,242,581 $1,390,750 $1,543,565 $1,701,088 $1,883,338 $2,030,444 $2,202,457 $2,379,446 $2,561,480 2019 2020 1,676,985 1,723,423 1,816,712 1,661,207 415 425 10.8 10.8 168,766 = 172,907 $2.78 $2.80 $468,387 $499,077 $0.258 90.268 ° 0 0 0 0 $0 0 $0 0 $0 0 0 $0 $0 0 $0 0 0 $0 0 90 $0 $1,335,909 $1,306,351 0.538 0.520 $719,201 $727,380 $9,840,088 $10,567,446 90.797 $0.81 90.429 90.422 $0.33 $0.35 $347,628 = $360,762 $187,149 $192,334 $2,748,629 $2,940,963 Year 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fusi Gal Equvalert) Capital Investment Debt Service @ 5%, 10 Years O8M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Nat Income 6. Total Generation Expenses Minus Net income from Waste Heat Sales Total Expenses PW Total Expenses ‘Accumuated PW Total Expenses. ‘Accumulated PW Savings From W. H. Sales 7. Power Costs & PCE Payments with Waste Heat Offeet 7.0 Power Coste ‘Avg. Costkwh PWAVg. Costfiwh 7.b PCE Payments PCE Payment $/wh PCE Payments PWPCE Payments ‘Accumulated PW PCE Payments Accumuated P.W of PCE Savings 8. Potential Rate Reduction. kwh From Sales of Waste Heat 2001 2002 #2 #9 2 #0 90 #0 #0 #0 $0 90 #0 #9 0 0 0 co 0 #0 90 $0 0 0 $0 $0 so 0 9 9 $0 0 $161,301 $174,602 $161,301 $168,696 $161,301 $329,999 so 0 $0170 $0.178 $0.170 $0172 90.18 $0.19 $108,732 $113,501 $108,732 $109,663 $105,732 $215,395 0 co 0 so 3 3 8S Sesess sesssss $188,776 $176,224 $0.185 90.173 $0.19 $121,760 $113,664 $329,068 s0 BS SESSESE SESEEES $0.193 $0.174 $0.20 $130,534 $117,734 $446,793 co so 2005 2008 $0 $0 $0 $0 $0 $o $0 $0 $0 so $0 $0 $0 so $0 $0 $0 $0 so 0 #0 $0 0 $0 sO $0 90 $0 $0 so $219,054 $237,074 $191,677 $199,610 $881,783 $1,081,393 0 so $0201 $0210 90.176 $0.177 $0.207 $0214 $130,854 $149,749 $121,875 $126,084 $568,667 $694,752 x) a ‘$0,000 ‘$0,000 2007 3,982 $30,000 $3,685 $3,000 $7,485 ‘$30,000 $3,685 $1,500 $5,065 $13,470 $75,624 962,154 $713,470 $560,408 $1,661,801 $50,562 $0611 90.497 $0.171 $123,642 $100,583 $705,338 $20,781 90.053 2008 4,113 ‘$30,000 $3,685 618 ‘$3,000 $7,503 ‘$30,000 $3,685 618 $1,500 $8,003 $13,508 $81,032 $67,528 $743,759 $584,588 $2,246,389 $103,637 $0.616 90.484 90.176 $131,620 $103,452 $898,787 $61,042 $0,086 4,235 $30,000 $3,885 ‘$3,000 $7,522 $30,000 $3,685 $637 $1,500 $6,022 $13,543 $86,778 $73,235 $775,409 $588,856 $2,835,244 $150,282 $0622 90.472 90.181 $140,075 $108,374 $1,008,161 $03,700 90.068 2010 4,358 31583 ‘$30,000 $3,885 ‘$3,000 $7,541 ‘$30,000 $3,885 $1,500 $6,041 $13,562 $92,883 ‘$79,301 $808,485 $593,211 $3,428,454 $217,438 $0628 90.461 $0.187 $149,031 $109,349 $1,114,510 $128,071 $0,062 2011 4,483 $30,000 $3,685 ‘$3,000 ‘$7,560 ‘$30,000 $3,685 $675 $1,500 ‘$6,060 $13,621 $0.193 $158,516 $112,378 $1,228,885 $163,874 90.085 2012 2013 2014 2015 4,609 4,737 4,865 4,995 33402 34328 35257 36198 $3,885 $3,685, $3,885 $3,685 ‘$696 $716 $738 $760 $3,000 $3,000 $3,000 $3,000 $7,581 $7,602 $7,623 $7,645 $3,885 $3,685 $3,885 $3,685 $696 $716 $738 ‘$760 $1,500 $1,500 $1,500 $1,500 $6,081 ‘$6,102 $6,123 96,145 $13,661 $13,703 $13,746 = $13,780 $106,247 $113,551 $121,209 $120,518 $92,586 $90,848 $107,553 $115,727 $879,180 $916,939 $956,408 $997,661 $602,190 $806,815 $611,530 $616,337 $4,628,300 $5,235,115 $5,846,646 $6,462,963 $341,640 $407,718 $476,488 $547,062 90.642 $0650 $0658 90.666 0.440 $0.430 90.421 90.412 90.199 $0.206 $0211 90.218 $168,559 $170,188 $190,434 $202,331 $115,454 $118,563 $121,764 $124,906 $1,342,339 $1,480,022 $1,582,686 $1,707,683 $201,226 $240,146 $280,651 $322,761 $0.088 90.071 90.074 90.077 2016 5,126 37147 ‘$30,000 $3,885 ‘$763 $3,000 $7,688 ‘$30,000 $3,885 $763 $1,500 ‘$6,168 $13,636 $138,232 $124,396 2017 §,250 38108 ‘$30,000 $3,885 $808 $3,000 $7,601 $30,000 $3,685 $808 $1,600 $6,191 $13,663 $147,469 $133,566 $1,040,785 $1,085,866 $621,235 $626,226 $7,084,217 $7,710,443 $622,233 $890,272 90.675 90.685 90.403, 90.306 90.225 90.232 $214,912 $228,214 $128,270 $131,612 $1,835,962 $1,067,574 $306,495 $411,671 $0081 -$0.084 2018 5,392 39072 ‘$30,000 $3,885 $831 $3,000 $7,716 $30,000 $3,885 $831 $1,500 $6,216 $13,931 $157,257 $143,326 $1,132,993 $631,308 $8,341,751 $779,134 90.695 90.387 $0,240 $242,273 $134,906 $2,102,570 $458,910 90.088 2019 5,526 40047 $30,000 $3,685 ‘$855 ‘$3,000 $7,741 $30,000 $3,885 ‘$855 ‘$1,500 $6,241 $13,981 $167,627 $153,646 $1,182,263 9636,484 $8,978,235 $861,851 $0.705 $0.380 $0.247 $257,130 $138,429 $2,240,000 ‘$807,630 ‘$0.082 5,662 41029 ‘$30,000 $3,885 $881 $3,000 ‘$7,766 $30,000 $3,885 $881 $1,500 $6,266 $14,033 $178,611 $164,578 $1,233,773 $641,754 $9,619,969 $047,457 $0.716 $0372 $0.255 $272,826 $141,912 $2,382,911 $558,052 $0.085 Tuntutuliak ‘Sys Losses 1999 = 15.00% Fuel Efficiency Btuxkwh = 8500 Est. Year 2001 Fusi Cost $/gal $0.84 Fusl Inflaction Factor 40% Waste Heat Capital invest per KW Fuel Celis - Propane Fust Sys. Losses 2020= 8.00% Btugal 91,500 General inflation Factor 3.0% Load Factor ‘ 05 Est. 2001 Non-Fuel Cost $/kwh = $0.26 Discount Rate 3.5% Hot Water Waste Avg. Eligible PCE kwh Fuel Coll Instated Costtkw = $1,200 O8M perkwh = $0.010 Heat Boller = $100 Sold as % of Total = 52% Avg. PCE per kwh sold = 0.19 Yeor 2001-2002 2003 2004 2005 2008 2007 2008 2000 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 1, Load Requirements kWh Sales 947,416 982,643 1,018,493 1,054,988 1,092,066 1,129,789 1,168,135 1,207,108 1,246,700 1,286,919 1,327,761 1,369,228 1,411,318 1,454,032 1,497,371 1,641,333 1,585,920 1,631,130 1,676,985 1,723,423 kWh Generated 4,083,212 1,120,213 1,157,687 1,195,630 1,234,035 1,272,806 1,312,205 1,351,050 1,302,148 1,432,770 1,473,815 1,515,279 1,857,184 1,500,435 1,642,117 1,685,191 1,728,653 1,772,408 1,816,712 1,861,297 kW Demand 247 256 204 273 282 201 300 309 318 327 336 346 386 365 375 385 305 405 a5 425 2, Fuel Cel Generators. 100kw ° ) ° ° ° 0 300 300 300 300 300 300 300 300 300 300 300 300 300 300 3. Expenses 3.a Expenses Capital Cost Turbine Generation so #9 $0 so $0 $0 $360,000 $380,000 $360,000 $360,000 $360,000 $360,000 $360,000 $380,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 Debt Service @ 7%, 10 Years $0 0 $0 $o $0 $0 $51,256 $51,256 $51,256 $51,256 $51,256 $51,256 $51,288 $51,256 $51,256 $51,256 $51,256 $51,256 = $51,256 $81,256 kWh Gal 0 0 0 0 ° 0 108 10.8 108 108 10.8 108 10.8 10.8 108 108 108 108 108 10.8 Gal Fuel ° ° ° 0 ° 0 121,899 125,582 129,325 133,009 136,912 140,764 144,654 «148,581 152,546 156,548 «160,585 164,658 = 168,788 = 172,007 Fuel Cost $/Gal $084 = $087 $0.91 $0.94 $0.96 $1.02 $1.06 $1.tt $1.15 $1.20 $1.24 $1.29 $1.34 $1.40 $1.45 $1.51 $1.57 $1.64 $1.70 $1.77 Fuel Cost so so $0 $0 $0 $0 $129,562 $138,827 $148,672 $150,131 $170,237 $182,027 $104,540 $207,815 $221,805 $236,624 $252,649 $269,419 $287,185 $308,003 Fuel Cost S/kwh $0 $0 so $o $0 $0 $0.00 $0.103 $0107 $0111 $0118 = $0120 0.128 $0190 $0135 80.141 80.148 80.182 $0.158 $0.164 8M so $0 so $0 $0 $0 $14,330 $15,216 $16,130 $17,108 $18,128 $19,195 $20,317 $21,405 $22,731 $24,027 $25,386 © $28,811 $28,304 $29,668 Other Non-FusiCost $0 $0 co $0 $0 $0 $372,809 $305,627 $419,609 $444,809 $471,278 $499,073 $528,251 $558,872 $500,909 $624,007 $660,032 $697,075 $735,808 $776,577 Replace at 10% of Cost so 0 co $0 0 $0 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 ‘$36,000 $36,000 Energy Storgy System $0 $0 $0 $0 $0 $0 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 Debt Service @ 7%, 10 Years $0 $0 so $o $0 $0 $10,678 $10,678 $10,678 $10,678 + $10,678 $10,678 $10,678 + $10,678 + $10,878 $10,678 $10,678 $10,678 $10,678 + $10,678 Replace and O&M 10% of Cost so $0 *” $0 0 co $7,500 ‘$7,500 ‘$7,500 ‘$7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 $7,500 $7,500 ‘$7,500 ‘$7,500 $7,500 Propane Fuel Storage $/gal so co 0 $0 0 $0 $2 2 $2 2 #2 $2 $2 $2 $2 c $2 $2 $2 $2 Propane Fuel Storage Cost $ $o $0 90 $o 0 $0 $243,796 $251,184 $258,651 $266,196 $273,823 $261,527 $280,307 $297,163 $305,093 $313,006 $321,170 $320,316 $337,531 $345,815 Total Expense Turbine Generation so so % $0 $0 $0 $865,942 $006,288 $048,505 $902,670 $1,038,608 $1,087,256 $1,137,649 $1,190,779 $1,246,152 $1,304,077 $1,964,672 $1,428,055 $1,494,354 $1,563,608 Diesel Genertion kWh (Gal 13.0 13.0 13.0 13.0 13 13 o 0 0 0 ° 0 o 0 0 ° o 0 oO ° Gal Fuel 63,188 65,361 67,563 60,704 $72,054 $74,342 $0 # $0 $0 #9 $0 90 $0 $0 #0 90 $0 0 #9 Fuel Cost $/Gal $1.25 $1.30 $1.35 $1.41 $1.46 $1.52 $0 % $0 $0 % $0 $0 90 so $0 0 $0 0 $0 Fuel Cost $78,985 $84,069 $01,345 $98,196 $105,968 $113,060 $0 % 0 $0 #9 0 #9 $0 $0 $0 $0 $0 #9 $0 Fuel Cost$/kwh $0.096 $0100 $0.104 $0.108 $0.112 90.117 $0 90 co co #0 0 #0 9 $0 90 #9 90 9 cl Variable Non-Fusl Costs $/kwh $0.104 $0.108 90.112 $0.117 90.122 90.127 90 #0 co $0 9 $0 %0 0 $0 cu 90 $0 90 0 Variable Non-Fusi Costs $74,720 $80,616 $86,920 $93,656 $100,853 $108,538 $0 % $0 $0 #9 $0 0 $0 $0 0 so 0 0 $0 Fixed Non-Fual Costs $/wh $0.16 $0162 $0169 = 80.175 $0.182—-$0.190 0 #9 $0 $0 #9 $0 #9 $0 $0 0 $0 #9 $0 9% Fixed Non-Fusl Costs $112,080 $120,024 $190,380 $140,485 $151,278 $162,807 $0 % $0 $0 90 $0 9 $0 $0 90 $0 $0 9 $0 Total Non-FusiCost $186,800 $201,540 $217,209 $234,141 $252,132 $271,345 co #0 2 $0 #0 0 0 9 $0 #0 $0 0 0 0 Total Diesel Generation Expenses $265,785 $286,509 $308,644 $332,277 $357,498 $384,405 $0 % 30 $0 0 $0 $0 $0 $0 ” $0 $0 $0 $0 Total Generation Expenses: $265,785 $286,509 $308,644 $332,277 $357,498 $364,405 $865,042 $906,288 $048,505 $092,679 $1,036,808 $1,087,256 $1,137,849 $1,190,778 $1,246,152 $1,304,077 $1,364,672 $1,428,055 $1,494,354 $1,563,608 3.b. Present Worth Expenses PW Factor 1.000 0.966 0.934 0.902 0.871 0.842 0.814 0.788 0.750 0.734 0.708 0.685 0.662 0.639 0618 0.587 0.577 0.587 0.538 0.520 PW Total Cost $ $265,785 $276,820 $268,123 $200,695 $311,539 $323,659 $704,445 $712,334 $720,305 $728,359 $736,404 $744,712 $753,010 $761,389 $769,850 $778,302 $787,014 $705,718 $804,502 $813,388 ‘Accumuated PW $265,785 $542,605 $830,728 $1,130,423 $1,441,062 $1,765,621 $2,470,086 $3,182,400 $3,002,705 $4,631,065 $5,367,559 $6,112,271 $8,865,260 $7,626,600 $8,396,520 $9,174,011 $9,061,928 mmmtNnnAN $11,562,145 $12,375,511 Total Costs 4, Power Costs & PCE Payments: 4.0 Power Costs Avg. Costkwh $0281 $0292 $0903 $0315 = $0.227 0.340 $0741 = $0,751 80.761 = $0.771 = $0,782 «$0794 «= $0808. $0819 = $0832 $084 80.860) $0878 $0.801 $0.907 PW Avg Cost/kwh $0.281 $0.262 $0.283 $0,284 $0.285 $0.286 $0,603 90.500 90.578 90.568 90.555 90.544 0.534 90.524 $0.514 90.505 90.496 90.488 $0.480 90.472 4.. PCE Payments PCE Payment $/kwh $0.19 $0.20 $0.20 $0.21 $0.22 $0.23 $0.23 $0.24 $0.25 $0.26 $0.27 90.28 $0.29 $0.30 $0.31 $0.32 9.33 934 90.35 $0.37 PCE Payment $93,605 $100,483 $107,704 $115,563 $123,813 $132,573 $141,870 $151,735 $162,197 $173,289 $185,048 $197,504 $210,701 $224,675 $239,470 $255,128 $271,608 $280,222 $307,757 $327,362 PWPCE Payments $93,605 $97,085 $100,627 $104,231 $107,896 $111,623 $115,412 $119,282 $123,174 $127,148 $131,183 $135,280 $130,438 $143,658 $147,940 $152,284 $156,680 $161,158 $185,684 $170,274 Accumuated PW PCE $93,605 $190,690 $291,317 $395,548 $503,444 $615,087 $730,479 $849,741 $972,915 $1,100,082 $1,231,245 $1,366,525 $1,505,083 $1,649,622 $1,707,562 $1,040,845 $2,106,534 $2,287,690 $2,433,374 $2,603,648 Payments 3 a Year 6. Waste Heat Recovery Available Waste Heat For Sate (1,000,000 Btu) (Diesel Fuc! Gal Equvalert) Cepital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investmentt Debt Service @ 5%, 10 Years O&M at 2% of Investment. Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income S88 SB8BBRS SEBEEES 6. Total Generation Expenses Minus Net income from Waste Heat Sales Total Expenses $205,785 PW Total Expenses $285,785 ‘Accumulated PW Total Expenses $285,785 Accumulated PW Savings From W. H. Sales $0 7. Power Costs & PCE Payments with Waste Heat Offset 7.0. Power Costs Avg. Cost/kwh $0.281 PW Avg. Costfowh $0281 7b PCE Payments PCE Payment $/kwh $0.19 PCE Payments PWPCE Payments ‘Accumuated PW PCE Payments Acoumuated P.W of PCE Savings 0 8. Potential Rate Reduction. kwh From Sates of Waste Heat 90 : 3 g 3 88 S8EBES BSEESEES SS S8eses sesssss SS S8EBSSS BSEBBEES S88 Ssssss sesssss 88 888888 SEBRSES $332,277 $357,498 $384,405 $290,695 $311,530 $323,659 $1,130,423 $1,441,062 $1,765,621 $833, $877, $2,443, $0327 $0.340 $0.284 $0.285 $69,608 $100,483 $93,605 $97,085 $93,605 $190,690 $107,704 $115,563 $123,813 $132,573 $107,896 $111,623 $201,317 $395,548 $503,444 $615,087 $100,627 $104,231 2007 3,082 28028 $30,000 $3,885 $600 $3,000 $7,485 $30,000 $3,685, $600 $1,500 $5,065 $13,470 $46,368 ‘$32,698 045 682 303 $26,762 90.713 $0.580 $0.207 $126,619 $102,191 $717,258 $13,221 90.028 2008 4,113 29802 ‘$30,000 $3,885 $618 $3,000 $7,503 ‘$30,000 $3,885 618 $1,500 $6,003 $13,506 $49,684 $36,177 $870,111 $683,899 $3,127,202 $55,198, 90.721 $0,567 90.213 $133,863 $105,215 $822,473 $27,268 '$0.030 2009 2010 4,235 4358 888 31583, $30,000 $30,000 $3,885 $3,885 $637 $656 $3,000 $3,000 $7,622 $7,541 $30,000 $30,000 $3,685 $3,885 $637 $656 ‘$1,600 $1,500 $6,022 98,041 $13,643 $13,582 $53,207 $56,950 $90,064 «$43,368 $008,841 $949,311 $890,164 $696,539 $3,617,367 $4,513,925 $85,319 $117,130 $0.729 90.738 90.554 90.541 $0.220 90.227 $142,603 $151,865 $108,204 $111,428 $930,767 $1,042,196 $42,147 $57,867 90.032 $0.034 2011 4483 $30,000 $3,885 $3,000 $7,560 $30,000 $3,885 $675 $1,500 $8,060 $13,621 $60,928 $47,304 $991,504 ‘$702,960 90.747 90.829 90.234 $161,678 $114,617 $1,186,812 $74,433 $0.038 4,609 ‘$30,000 $3,885 $3,000 ‘$7,581 $30,000 $3,885 $1,500 $6,081 $13,661 $65,144 $51,483 $0.756 90.518 90.242 $172,072 $117,860 $1,274,672 $0.038 2013 4,737 34325 $30,000 $3,885 $716 ‘$3,000 $7,602 $30,000 $3,685 $716 $1,500 ‘$6,102 $13,703 $09,622 $56,019 $1,035,774 $1,081,030 $709,449 $716,003 $5,216,885 $5,926,334 $6,642,337 $150,674 $185,937 $222,944 $0.767 ‘90.507 $0.249 $183,077 $121,167 $1,306,620 $110,134 90.040 2014 2015 4,865 4,995 ‘35257 36196 $30,000 $30,000 $3,885 $3,685 $738 $760 $3,000 $3,000 $7,623 $7,645 $30,000 $30,000 $3,885 $3,885 $738 $760 $1,500 $1,500 $8,123 $6,145 $13,746 $13,780 $74,373 $78,412 $80,627 $85,622 $1,130,152 $1,180,530 $722,624 $729,310 $7,364,961 $8,004,271 $261,709 $302,249 $0.77 90.788 90.497 90.487 90.258 0.268 $194,726 $207,053 $124,508 $127,913 $1,520,337 $1,648,251 $129,284 $149,311 90.042 90.044 2016 5,126 37147 ‘$30,000 $3,885 $783 ‘$3,000 $7,668 $30,000 $3,885 $783 $1,500 $6,168 $13,898 $84,755 $70,919 $1,233,158 $736,081 $8,830,331 $344,580 $0,800 90.478 90.275 $220,094 $131,372 $1,779,623 $170,222 90.046 2017 2018 2019 5,250 5,392 5,528 38108 39072 40047 $3,885 $3,685 $3,685 $808 $831 $855 $3,000 $3,000 $3,000 ‘$7,601 $7,716 ‘$7,744 $3,685, $3,885 $3,685, $806 $831 $855 $1,500 $1,500 $1,500 $6,191 $6,216 96,241 $13,883 $13,931 $13,081 $90,419 $96,420 $102,770 $76,636 = $82,489 $88,708 $1,288,136 $1,345,566 $1,405,556 $742,876 $749,754 $756,607 $9,573,207 wnmenne $11,070,658 $388,719 $434,682 $482,487 90.812 $0.625 $0.838 90.468 90.460 90.451 90.284 $0.293 90.303 $134,684 $138,450 $142,088 $1,014,607 $2,052,957 $2,195,026 $192,027 $214,733 $238,349 90.048 90.051 90.053 2020 5,662 41029 ‘$30,000 $3,885 $881 ‘$3,000 $7,768 ‘$30,000 $3,885 $881 $1,500 $6,266 $14,033 $109,513 $95,481 $1,468,217 ‘$763,701 $11,843,360 $532,152 ‘0.852 90.443 $0313 $260,185 $145,740 $2,340,765 $262,863 90.055 Alakanuk Fuel Celis - Propane Fust 2 Expenses 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh (Gal Gal Fut Fual Cost $/Gal Fuel Cost Fuel Cost $/kwh aM Other Non-FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fusl Storage S/get Propane Fuel Storage Cost $ Total Expense Turbine Generation Diesel Genertion kWh Gal Gal Fuel Fusl Cost $/Gal Fuel Cost Fusl Cost$/kwh Variable Non-Fusl Costs $/kwh Variable Non-Fusl Costs Fowed Non-Fusl Costs S/kwh Foed Non-Fusl Costs Total Nor-FusiCost Total Diese! Generation Expenses: Total Generation Expenses: ‘3.b. Present Worth Expenses PW Factor PW Total Cost $ Accumuated PW Total Costs 4, Power Costs & PCE Payments: 4. Power Costs ‘Avg. Costtewh PW Avg Costikwh 4b. PCE Payments PCE Payment $/ewh PCE Payment PW PCE Payments Accumuated PW PCE Payments Year 5. Waste Heat Recovery Avaliable Waste Heat For Sale (1,000,000 Btu) (Diesel Fusl Gal Equvalert) ‘Capital investment Debt Service @ 5%, 10 Years (8M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System ‘Sys Losses 1999 = Sys. Losses 2020 = Load Factor . Avg. Eligible PCE kwh ‘Sold as % of Total = 2001 2002 1,427,017 1,470,709 1,631,556 1,676,608 373 333 ° o $0 0 9 30 0 ° oO 90 $0.76 9079 0 $0 $0 $0 $0 $0 0 $0 0 $0 0 $0 9 0 $0 0 9 0 9 0 so so 124 124 131,577 134,867 $1.14 $1.19 $149,998 $159,808 90.092 30.005 90.112 90.116 $150,626 $171,308 90.168 90.175 $239,739 $256,962 $399,565 $428,270 $549,563 $588,169 $549,563 $568,169 1,000 0.986 $549,563 $568,270 15.00% 8.00% os 58% Avg. PCE per kwh sold = Fuel Cet installed Costkw = 2003 = 2004 2005 1,515,051 1,722,108 33 ° BSSSESESEESER OBS $458,830 $629,204 $629,204 0.934 $587,369 $549,563 $1,117,842 $1,705,211 90.385 $0.400 90.385 $0.386 90.21 90.22 $173,811 $185,402 $173,811 $179,132 $173,811 $352,043 2001 2002 0 0 0 90 $0 $0 0 0 $0 0 0 $0 Do $0 90415 90.388 $0.22 $197,677 $184,533 3 044 050 404 1) 1, 28 ° 8 SSSEEEEEESE ROBE 141,504 $1.28 $181,458. 90.103 90.128 $196,542 $0,189 $294,813 $491,354 $672,611 $672,611 0.902 Fuel Efficiency Btuykwh = 8500 Est. Year 2001 Fusi Cost $/gal 2076 Bugal 91,500 Est 2001 Non-Fusl Cost $/kwh = 90.28 $1,200 8M perfkwh = $0.010 021 2008 2007 2008 2009 2010 2011 2012 2013 1,605,688 1,651,963 1,696,928 1,746,523 1,704,770 1,843,667 1,893,215 1,943,413 1,994,262 1,814,427 1,861,234 1,906,462 1,956,106 2,004,160 2,052,616 2,101,469 2,150,710 2,200,336 414 425 4 “7 458 469 480 401 S02 ° ° 300 wo 300 Koa) 300 300 300 so $0 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 %0 $0 $51,256 $51,256 $51,256 $51,256 9 $51,256 = $51,256 o 0 108 10.8 108 108 10.8 10.8 o O 177,289 181,715 186,179 190,680 195,218 = 199,793 $0.89 so92 $0.96 $1.00 $1.04 $1.08 $1.12 $1.17 $0 $0 $170,488 $181,734 $193,647 $206,262 $210,618 $233,755 0 $0 $0,069 $0.093 90.097 $0.100 90.105 90.109 0 $0 $20.854 $22,016 $23,234 $24,509 $25,845 $27,245 0 $0 $583,920 $616,452 $850,544 $686,261 $723,672 $762,848 0 $0 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 co $0 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 so $0 $10678 $10,678 $10,678 $10,678 $10678 $10,678 $10,678 so co $7,500 $7,500 $7,500 ‘$7,500 $7,500 $7,500 $7,500 0 0 $2 $2 $2 32 $2 2 $2 0 $0 $354,578 $363,429 $372,358 $381,360 $390,437 $399,588 — $408,806 so $0 $1,235,275 $1,280,066 $1,345,216 $1,403,626 $1,465,006 $1,528,866 $1,505,526 13 13 0 0 0° o ° 0 o $144,849 $148,212 $0 0 0 0 $0 $0 $0 $1.33 $1.30 $0 co co 0 0 $0 0 $193,177 $205,568 $0 $0 $0 $0 $0 $0 $0 $0.108 90.110 0 0 2 $0 0 $0 9 90.131 90.136 0 2 9 0 0 $0 $0 $210,384 $225,108 so 0 9 0 co 0 0 $0197 $0204 0 0 0 cd co 0 $0 $315,576 $337,662 9 0 0 9 $0 $0 co $525,960 $562,760 2 90 $0 a 90 0 $0 $719,136 $768,337 0 9 0 $0 0 $0 $719,136 $768,337 s1.208218 $1,280,086 $1,345,216 $1,403,826 $1,465,006 $1,528,866 $1,505,526 0.671 0.842 0814 0.786 0.750 0.734 0.709 0.685 0.662 $608,837 $626,686 $646,919 $1,004,897 $1,013,194 $1,021,573 $1,030,031 $1,038,570 $1,047,191 $1,056,803 $2,312,047 $2,938,733 $3,585,653 $4,590,549 $5,603,744 $6,625,316 $7,655,347 $8,693,918 $9,741,108 $10,797,001 Sesssss 90.448 90.465 $0.727 90.738 90.750 90.761 $0.74 90.787 0.800 $0.90 90.392 90.501 ‘$0.580 90.589 90.550 90.549 90.539 9. 90.24 90.25 90.26 90.27 90.26 $0.29 $0.30 $0.31 $0.32 $195,573 $201,212 $206,929 $212,727 $218,603 $224,559 $230,504 $236,708 $242,901 $923,082 $1,124,274 $1,331,203 $1,543,930 $1,762,533 $1,967,001 $2,217,685 $2,454,303 $2,607,204 2005 2006 2007 2008 2008 2010 2011 2012 2013 $0 $0 5,806 5,950 6,007 6,244 6,542 6,693 $0 $0 420869 43119 44179 45247 47409 46503 $0 $0 $30,000 $30,000 $30,000 $30,000 ‘$30,000 ‘$30,000 co co $3,885 $3,885 $3,685 $3,885 $3,885 $3,685 $0 0 ‘$600 $618 $637 $656 S008 $716 $0 0 ‘$8,000 $3,000 ‘$3,000 $3,000 ‘$3,000 ‘$3,000 $0 0 ‘$7,485 $7,503 $7,522 ‘$7,541 $7,581 $7,602 SSBSSESEEEESO 4 $1,085,1 0.639 ‘$1,084,677 dssseeessese 0618 $1,073,543 $11,861,678 $12,935,221 $0.814 $0.520 133 $240,174 $2,946,468 2014 $30,000 $3,885 $3,000 $7,623 $0.828 90.512 $0.34 s413.618 $256,526 $3,201,003 2015 6,909 s0716 ‘$30,000 $3,685 $760 ‘$3,000 $7,645 40% ‘Waste Heat Capital invest per KW. 3.0% 35% Hot Water Waste Heat Boiler = $100 2016 2017 2018 2019 2020 2,150,713 2,204,165 2,258,268 92,313,021 2,368,425 2,351,446 2,402,540 2,453,985 2,505,773 2,557,899 837 540 ‘560 572 584 wo wo 300 x00 00 $360,000 $360,000 $380,000 $51,256 $51,256 $51,256 108 10.8 10.8 227,986 232,777 237,619 $1.48 $1.54 $1.60 $937,462 $358,388 = $380,477 90.138 90.143 $0.149 $97,119 $39,030 $41,047 $1,039,324 $1,083,085 $1,149,310 ‘$36,000 ‘$36,000 $36,000 ‘$75,000 ‘$75,000 $75,000 ‘$75,000 $75,000 $10,678 $10,678 $10,678 $10,678 $10678 ‘$7,500 ‘$7,500 $7,500 $7,500 $7,500 $2 2 $2 32 $2 $436,681 $446,374 «= $455,932 $465,553 $475,238 $1,813,552 $1,892,668 $1,975,200 $2,081,510 $2,151,505 0 o ° 0 ° $0 0 $0 $0 $0 a 9% 0 9 0 0 $0 $0 0 $0 2 0 0 2 0 2 0 0 2 $0 $0 #0 0 co $0 0 co $0 cd $0 2 0 90 0 co 0 0 $0 2 0 0 90 $0 0 $0 $1,813,552 $1,892,688 $1,975,290 $2,061,510 $2,151,505 0.597 0.577 0.557 0.538 0.520 $1,082,492 $1,091,624 $1,100,639 $1,109,837 $1,119,118 $14,017,713 $15,109,237 $16,200,876 $17,319,713 $16,438,631 90.843 90.850 $0875 $0.601 0.908 $0,503 90.495, 90.487 $0480 $0.473 035 $0.36 $0.38 $0.39 $0.40 $438,869 © $485,519 $493,638 9 $623,303 $554,502 $261,957 $268,467 $275,057 $281,726 $288,474 $3,463,950 $3,732,418 $4,007,475 $4,289,201 $4,577,675 2016 2017 2018 2019 2020 7,153 7,308 7,465 7,823 7781 $1634 ‘§2960 54094 56236 56385, $3,885 $3,665 $3,885 $3,885 $3,885, $763 $808 $831 $855 $881 $3,000 $3,000 $3,000 $3,000 $3,000 $7,668 $7,691 $7,716 ‘97,741 ‘$7,768 Capital Investmertt Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement @ 5% on investment Total Expenses District Heating Total Expenses Waste Heat ‘Waste Heat Sales Net Income 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses PW Total Expenses ‘Accumulated PW Total Expenses ‘Acoumiulated PW Savings From W. H. Sales 7. Power Costs & PCE Payments with Waste Hest Offset 7.8, Power Costs Avg. Cosvikwh PWAvg. Costikwh 7.b PCE Payments PCE Payment $/wh PCE Payments PWPCE Payments ‘Accumulated PW PCE Payments, Accumulated P.W of PCE Savings 8. Potential Rate Reduction. kwh From Sales of Waste Heat 88 888sss 88 S8ssss 88 ssesss 88 888888 $549,563 $588,169 $629,204 $672,811 $549,563 $568,279 $587,369 $606,637 $549,563 $1,117,842 $1,705,211 $2,312,047 $0 so $0 $0 30.385 $0.400 90.415, 90.431 $0.385 90.386 $0 388 90.389 $0.21 $0.22 $0.22 $0.23 $173,811 $185,402 $197,677 $210,671 $173,811 $179,132 $184,533 $190,013 $173,811 $352,943 $537,476 $727,490 $0 $0 0 $0 0 $0 $0 $30,000 $3,885 $1,500 $5,985, $13,470 $61,015 $47,545 88 S88E88 88 S88sss ‘$30,000 $3,885 $618 $1,500 $6,003 $13,508, $65,040 $51,533 $719,136 $768,337 $1,187,730 $1,237,533 $626,686 $646,919 $966,219 $972,690 $2,938,733 $3,585,653 $4,551,872 $5,524,561 $0 $0 «$38,678 90.448 $0,465 $0,699 $0300 $0392 $0.569 90.241 90.249 90.232 $79,182 $0.709 $0.557 $224,424 $238,976 $228,172 $242,253 $196,573 $201,212 $185,618 $190,406 $923,062 $1,124,274 $1,300,892 $1,500,300 $1,695,572 $1,805,778 $2,100,901 0 $0 $21,311 $43,629 $30,000 $3,885 9637 $1,500 $6,022 $13,543 $69,303 $55,750 ‘$30,000 $3,885 ‘$1,500 $6,041 $13,582 $73,818 $60,236 ‘$30,000 $3,885 $675 $1,500 ‘$6,060 $13,621 $78,597 $64,976 $1,289,457 $1,343,590 $1,400,029 $979,228 $985,634 $992,507 $6,503,700 $7,489,624 $8,482,131 $121,527 $165,724 $211,787 90.718 90.546 90.247 $257,135 $195,271 $66,961 $0 $0,000 ‘$0.000 90.028 $0.030 90.031 90.729 90.739 90.535 $0.524 90.255 ‘0.264 $272,860 $289,473 $200,208 $205,213 $91,314 $116,604 90.033 90.034 $30,000 $3,885 $1,500 ‘$6,061 $13,681 $83,657 969,995 $1,458,871 $999,248 $9,481,370 $259,730 $0.751 $0.514 $0.272 $307,019 $210,291 $2,311,282 $143,111 0.036 ‘$30,000 ‘$30,000 $3,885 $3,685 $716 $738 $1,500 $1,500 $6,102 $6,123 $13,703 $13,746 $89,010 $94,674 $75,307 $80,928 $1,520,219 $1,584,180 $1,006,056 $1,012,931 $10,487,434 $11,600,365 $309,567 $361,313 $0.762 $0.74 90.504 90.495 90.281 $0.291 $325,546 $345,105 $215,441 — $220,662 $2,526,723 $2,747,384 $170,571 $199,063 $0.038 $0.040 ‘$30,000 $3,885 $1,500 96,145 $13,790 $100,665, $86,875 $30,000 $3,885 $783 $1,500 $6,168 $13,636 $107,001 $93,165 $1,650,863 $1,720,387 $1,019,873 $1,026,883 $12,520,238 $13,547,121 $414,982 $470,592 90.787 ‘$0.800 90.486 $0477 $0,301 $0.311 $365,750 $387,535 $225,954 $231,316 $2,973,338 $3,204,654 $228,655 $259,206 $0.041 90.043 $1,792,872 $1,033,960 $14,581,081 $528,156 90.813 90.460 90.321 $410,520 $236,749 $3,441,404 $291,014 80.045 $30,000 $3,885 $831 $1,500 $6,216 $13,931 $120,779 $106,847 $1,868,443. $30,000 $3,885 $855 $1,500 $6,241 $13,981 $128,261 $114,279 $1,947,231 ‘$30,000 $3,885 $881 $1,500 $6,286 $14,033 $196,166 $122,133 $2,029,372 $1,041,103 $1,048,313 $1,055,589 $15,622,184 $16,670,498 $17,726,087 $587,602 ‘$0.827 90.461 90.332 $434,765 $242,253 $3,683,656 $323,818 $0.047 $649,215 90.842 $0.453 $0.43, $460,335 $247,826 $3,931,483 $367,718 $712,744 $0.857 $0.46 $0.355 $487,206 $253,470 $4,184,953 $392,722 $0.052 Chevak ‘Sys Losses 1999 = 15.00% Fuel Efficiency Btufkwh = 8500 Est. Year 2001 Fuel Cost $/gal 90.76 Fuel Inflaction Factor 40% Waste Heat Capital invest per KW Fuel Celts - Propane Fuel ‘Sys. Losses 2020 = 8.00% Brugal 91,500 General Inflation Factor 3.0% Load Factor . os Est. 2001 Non-Fuel Cost $/kwh = $0.28 Discount Rate 35% Hot Water Waste Avg. Eligible PCE kwh Fuel Coll Installed Costhkw = $1,200 8M perkwh = $0010 Heat Boiler = $100 Sold as % of Total = 46% Avg. PCE per kwh sold = 02 Year 2001 202 2003 2004 2005 2008 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 1. Load Requirements kWh Sales 1,538,500 1,597,107 1,656,805 1,717,594 1,779,473 1,842,443 1,906,503 1,971,655 2,037,897 2,105,229 2,173,652 2,243,188 2,313,771 2,385,466 2,458,252 2,832,120 2,607,008 2,683,154 2,760,902 2,638,542 kWh Generated 1,759,018 1,820,702 1,883,235 1,946,607 2,010,804 2,075,819 2,141,638 2,206,254 2,275,652 2,343,822 2,412,754 2,482,437 2,552,061 2,624,013 2,695,883 2,768,461 2,841,735 2,915,694 2,990,327 3,085,625 kW Demand 402 416 430 444 459 474 489 504 520 535 551 567 583 599 615 632 649 088 683 700 2, Fuel Cell Generators 4100kw ° 0 ° ° ° ° 300 300 300 300 300 300 300 300 300 300 300 300 300 300 3. Expenses 3.0 Expenses Capital Cost Turbine Generation $0 $0 $0 so $0 $0 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 Debt Service @ 7%, 10 Years $0 $0 so $0 $o $O $51,256 $51,256 $51,256 $51,256 $51,256 $51,256 © $51,256 $51,256 «$51,258 «$51,258 $51,258 «$51,256 «$51,256 $51,256 kWh /Gal 0 ° ° 0 0 0 108 108 10.8 108 108 108 10.8 108 108 108 108 108 108 108 Gal Fust 0 ° 0 0 0 0 198,050 205,138 211,300 217,732 224,198 = 230,609 «237,151 243,781 250,437 «287,178 263,088 = 270,857 277,790 284,785 Fusl Cost $/Gal $076 868070 = $082 $0.85 soso = $0.92 $0.9 $1.00 $1.04 $1.08 $1.12 $1.17 $1.22 $1.27 $1.32 $1.37 $1.42 $1.48 $1.54 $1.60 Fuel Cost $0 $0 $0 $0 $0 $0 $191,319 $205,160 $219,670 $235,524 $252,149 $260,809 $788,562 $308,468 $320,504 $352,008 $375,775 $400,978 $427,691 $455,990 Fual Cost $Sfewh $0 $0 $0 $0 $0 SO $0.089- $0.083 $0087, $0.10 $0.105 = $0.109 80.113 $0.118 $0122 $0127 = $0132, $0138 = 80.143 $0.149 8M $0 $0 $0 so $0 $0 $23,402 $24,854 $26,381 $27,008 $20,674 «$31,447 $33,309 $35,265 $37,317 $30,472 $41,732 $44,102 $46,588 $49,194 (Other Non-FusiCost $0 $0 30 $0 so $0 $655,283 $605,914 $738,009 $783,621 $830,867 $880,510 $92,653 $987,407 $1,044,885 $1,105,208 $1,168,491 $1,234,870 $1,304,473 $1,377,440 Replace at 10% of Cost 90 90 $0 $0 so SO $36,000 $36,000 $36,000 $36,000 $36,000 ‘$36,000 ‘$36,000 ‘$36,000 $36,000 ‘$36,000 $36,000 $36,000 $36,000 ‘$36,000 Energy Storgy System $0 $0 $0 $0 $0 $0 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $76,000 $75,000 $75,000 Debt Service @ 7%, 10 Years $0 $0 $0 $0 $0 $0 $10678 $10678 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 $10678 $10,678 $10678 $10,678 $10678 $10678 Replace and O&M 10% of Cost $0 rc) $0 $0 $0 $0 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 Propane Fusl Storage S/gal $0 #9 $0 $0 $0 0 $2 $2 $2 $2 $2 $2 $2 $2 $2 $2 $2 $2 $2 $2 Propane Fuel Storage Cost $ $0 $0 $0 $0 so $0 $307,000 $410,277 $422,700 $435,464 $448,271 $461,218 $474,302 $487,521 $500,874 $514,350 $527,073 $541,714 $555,580 $560,570 Total Expense Turbine Generation so 30 80 #0 $0 $0 $1,373,319 $1,441,640 $1,513,162 $1,588,030 $1,666,308 $1,748,417 $1,834,260 $1,924,006 $2,018,105 $2,116,478 $2,219,405 $2,327,008 $2,439,767 $2,557,637 Diesel Genertion kWh/Gal 124 124 122 122 12 12 ° 0 0 ° ° 0 0 0 0 0 0 ° 0 ° Gai Fusl 145,373 149,884 154,430 159,009 $163,620 $168,262 $0 $0 $0 $0 $0 $0 $0 $0 90 $0 $0 #0 $0 so Fusl Cost $/Gal $114 $1.10 $1.23 $1.28 $1.33 $1.30 $0 $0 $0 30 $0 $0 $0 9 $0 $0 $0 so $0 0 Fuel Cost $165,726 $177,703 $190,416 $203,905 $218,210 $233,376 so $0 $0 0 $0 $0 $0 cd $0 $0 $0 $0 $0 $0 Fuel Cost$kwh $0.004 = $0.088. $0101 $0.105 $0.08) $0.112 $0 $0 9 $0 $0 $0 $0 9 90 $0 $0 $0 30 30 Variable Non-Fusl Costs $/kwh $0112 $0.116 = $0.121 $0.12 $0131 $0.18 $o $0 0 $0 $0 $0 90 so 90 $0 $0 $0 $0 $0 Variable Nor-Fusl Costs $172,312 $188,031 $200,704 $216,301 $233,154 $251,081 $0 $0 $0 s0 $0 $0 $0 es $0 $0 $0 $0 $0 $0 Fed Non-Fusl Costs S/kwh 90.168 90.175 $0.182 $0,189 ‘$0.197 90.204 $0 90 so $0 $0 0 9 $0 0 0 $0 $0 so 30 Fixed Non-Fusl Costs $258,468 $279,047 $301,056 $324,586 $349,731 $376,501 9 co $0 $0 0 $0 $0 $0 $0 $0 $0 $0 90 $0 Total Non-FusiCost $430,780 $465,078 $501,760 $540,977 $582,885 $627,652 90 0 $0 $0 cu $0 0 co $0 $0 $0 $0 cd so Total Diese! Generation Expenses: $596,508 $642,781 $692,176 $744,881 $801,005 $861,028 $0 30 30 0 0 $0 0 so $0 $0 $0 $0 $0 $0 Total Generation Expenses $506,508 $642,781 $692,178 $744,881 $801,095 $861,028 $1,373,319 $1,441,640 $1,513,162 $1,588,030 $1,666,306 $1,748,417 $1,834,260 $1,024,006 $2,018,105 $2,116,476 $2,219,405 $2,327,008 $2,439,767 $2,557,637 3.b, Present Worth Expenses PW Factor 1000 096 09% O92 0871 0.842 osi4 = =6078 = O758 740.709 0.685 0.662 0.639 0618 0.597 Os77 0.557 0.538 0.520 PW Total Cost $ $506,508 $621,044 $646,154 $671,840 $808,108 $724,963 $1,117,196 $1,133,116 $1,149,113 $1,165,187 $1,181,330 $1,197,571 $1,213,863 $1,230,275 $1,246,749 $1,263,305 $1,279,944 $1,296,668 $1,313,478 $1,330,370 ‘Accumdated PW $596,508 $1,217,550 $1,863,704 $2,535,544 $3,233,652 $3,058,614 $5,075,810 $6,208,928 $7,358,039 $8,523,226 $9,704,565 $10,902,138 $12,116,018 $13,346,203 $14,593,042 $15,856,347 $17,136,291 $18,432,058 $19,746,434 $21,076,804 Total Costs 4, Power Costs & PCE Payments 4.8 Power Costs Avg. Costtewh 90388 © $0402. $0418 «= $0434 $0450 $0467 «$0720 80.731 = $0743 80.754 = $0.787 $0.79 = $0783 $0.807 so.e2t $0636 = $0.851 $0.867 $0,884 $0.901 PW Avg. Costxwh $0388 © $0389» «$0300 $0301 $0302 «$0303 = $0588 «= $0575 «= $0564 = $0.553 $0543 $0.54 $0525 — $0.516 $0507 $0499 80.491 $0.483 $0476 $0.469 4b. PCE Payments PCE Payment $fewh $0.20 $0.21 $0.21 $0.22 $0.23 $0.24 $0.25 90.25 $0.26 $0.27 $0.28 $0.29 $0.30 $0.31 $0.32 $0.34 $0.35 $0.36 $0.37 $0.38 PCE Payment $141,542 $152,077 $163,283 $175,108 $187,863 $201,318 $215,609 $230,762 $246,884 $263,067 $282,086 $301,206 $321,657 $343,230 $368,083 $390,282 $415,901 $443,016 $471,705 $502,053 PWPCE Payments $141,542 $146,034 $152,428 $158,010 $163,712 $169,505 $175,308 $181,392 $187,487 $103,681 $199,976 $206,371 $212,867 $210,463 $228,159 $232,956 $230,853 $246,850 $253,048 $261,146 ‘Accumuated PW PCE $141,542 $288,476 $440,002 $508,921 $762,632 $032,137 $1,107,535 $1,268,927 $1,476,414 $1,670,095 $1,870,071 $2,076,442 $2,280,309 $2,508,772 $2,734,031 $2,967,887 $3,207,740 $3,454,500 $3,708,538 $3,960,684 Payments Year 2001 2002 2003 2004 2008 2008 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 8. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) $0 65156718 = 6,923 7,130 7,340 7,552 7,768 7,982 8,201 8,422 8,645 8,870 9,097 9,328 (Diesel Fuel Gal Equvalert) $O 4720048678 «50163. 5166683185 54722 56274 57842 9427 61027 62642 84272 65017 67577 Capital Investment $0 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $0 $3,885 $3,885 $3,665 $3,685 $3,885 $3,685 $3,685 $3,885 $3,685, $3,885 $3,885 ‘$3,885 $3,685 $3,885 $0 ‘$600 $618 ‘$637 $656 $675 $696 $716 $738 ‘$760 $763 $808 $831 $855 $881 0 $3,000 $3,000 $3,000 ‘$3,000 $3,000 $3,000 $3,000 ‘$3,000 $3,000 $8,000 $3,000 ‘$3,000 $3,000 ‘$3,000 0 $7 485 $7,503 $7,522 ‘$7,541 $7,560 $7,581 $7,602 $7,623 $7,645 ‘$7,668 $7,601 $7,716 $7,741 $7,766 Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of investment Total Expenses Heat Recovery District Heating System SSSssss SSSssss SSsssss BESSsss S8sssss Capital Investmentt Debt Service @ 5%, 10 Years 08M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income 6. Total Generation Expenses Minus Net income from Waste Heat Sales Total Expenses PW Total Expenses Accumdated PW Total Expenses Acoumuated PW Savings From W. H. Sales 7. Power Costs & PCE Payments with Waste Heat Offset 7.0 Power Costs Avg Costkwh PWAvg Costkwh 7b PCE Payments PCE Payment $/kwh PCE Payments PWPCE Payments ‘Accumuated PW PCE Accumulated P.W of PCE Savings 8. Potential Rate Reduction. kwh From Sales of Waste Heat 88 S8BBSE 88 ssesss 88 S8BEES 88 SSEsss $506,508 $642,781 $692,176 $744,881 $596,508 $621,044 $646,154 $671,840 $596,506 $1,217,550 $1,863,704 $2,535,544 0 0 0 so $0388 © $0402 $0418 = $0.434 $0368 §= $0389) $0300 $0.391 $0.20 $0.21 $0.21 $0.22 $141,542 $152,077 $163,283 $175,198 $141,542 $146,934 $152,426 $158,019 $141,542 $288,476 $440,902 $596,921 Co 0 0 0 #0 so 0 $0 0 $0 = $30,000 $30,000 $30,000 $30,000 $0 $O «$3,685 $3,685 $3,885 = $3,685 $0 $0 ‘$600 618 637 656 0 0 $1,500 $1,500 $1,500 $1,500 0 9 $5,985 ‘$6,003 ‘$6,022 $6,041 0 $0 «$13,470 $13,508 «$13,543 $13,582 $0 $0 $68,470 $73,423 $78,691 $84,200 0 $0 $54,999 $50,917 $65,147 $70,709 $801,095 $861,028 $1.318,319 $1,381,723 $1,448,015 $1,517,322 $698,108 $724,963 $1,072,454 $1,086,022 $1,099,639 $1,113,308 $3,233,652 $3,958,614 $5,031,088 $6,117,090 $7,216,729 $8,330,005 co $0 $44,742 $91,836 $141,310 $193,191 $0450 $0467 $0691 $0.701 $0711 90721 $0392 90.393 90.563 $0.551 90.540 90.529 $0230 $0238 $0218 $0.28 90.233 90.241 $187,663 $201,318 $191,575 $204,506 $216,414 $233,068 $163,712 $169,505 $155,846 $160,812 $165,866 $171,009 $762,632 $932,137 $1,087,063 $1,248,795 $1,414,661 $1,585,670 0 $0 $19,552 $40,132 $61,752 $84,424 ‘$0.000 $0.000 $0.029 $0.030 $0.032 90.034 $30,000 $3,685 $1,500 ‘$8,060 $13,621 $90,240 $76,619 $1,589,777 $1,127,023 ‘$9,457,067 $247,508 90731 90518 $0.249 $248,603 ‘$176,240 $1,761,910 $108,161 ‘$30,000 ‘$30,000 $30,000 $3,885 $3,885 $3,685 $698 $716 $738 $1,500 $1,500 $1,500 $6,081 $6,102 96,123 $13,661 $13,703 $13,746 $96,560 $103,271 $110,305 $82,896 $89,568 $96,649 $1,685,519 $1,744,692 $1,827,446 $1,140,790 $1,154,608 $1,168,477 $10,597,847 $11,752,455 $12,920,902 $304,289 © $363,563 $425,361 90.742 $0.754 90.766 $0.509 90.499 $0.490 $0.257 90.265 $0.274 $285,069 $282,515 $300,995 $181,568 $186,964 $192,457 $1,943,468 $2,130,432 $2,322,689 $132,974 $158,877 $185,883 $0.037 90.038 90.041 ‘$30,000 ‘$30,000 ‘$30,000 $3,865 $3,885 $3,885 $760 $783 ‘$806 $1,500 $1,500 $1,500 96,145 $6,168 $6,191 $13,780 $13,636 $13,683 $117,056 = $125,977 $134,463 $104,165 $112,141 $120,600 $1,913,940 $2,004,336 $2,098,805 ‘$1,182,397 $1,196,369 $1,210,363 $14,103,329 $15,299,608 $16,510,091 $489,713 $556,648 $628,199 90.779 90.702 90.805 90.481 $0.472 90.464 90.283 90.203 $0.303 $320,562 $341,277 $363,199 $198,038 $203,705 — $209,459 $2,520,927 $2,724,632 $2,934,091 $214,004 $243,255 $273,640 $0.042 $0044 90.046 ‘$30,000 $3,685 $831 $1,500 $6,216 $13,931 $143,503, $129,871 $2,197,528 $1,224,470 $17,734,561 $696,397 s0819 90.456 $0313 $386,363 $215,300 $3,149,301 $305,200 ‘$30,000 $3,885 $855 ‘$1,500 $6241 $13,981 $153,063 $139,062 $2,300,685 $1,238,599 $18,973,161 $773,273 90.833 90.449 $0324 $410,928 $221,227 $3,370,617 $337,920 ‘$90,000 $3,885 $1,500 $6,266 $14,033 $163,194 $149,162 $2,408,476 $1,252,782 $20,225,943 $850,861 10848 90441 90.335 $436,870 $227,240 $3,597,858 $371,828 $0.053 Eek Fuel Cols - Propane Fuel Year 1. Load Requirements kWh Sales. kWh Generated kW Demand 2, Fuel Cell Generators: 100kw 3. Expenses 3. Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost Sikwh O&M Other Non-FuelCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fuel Storage $/gal Propane Fuel Storage Cost $ Total Expense Turbine Generation Diesel Genertion kWh /Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$/xwh Variable Non-Fuel Costs $/kwh Variable Non-Fuel Costs Fixed Non-Fuel Costs $/wh Fixed Non-Fuel Costs Total Non-FuelCost Total Diesel Generation Expenses Total Generation Expenses ‘3.b. Present Worth Expenses Pw Factor PW Total Cost $ Accumuated PW ‘Total Costs 4. Power Costs & PCE Payments 4.a Power Costs ‘Avg. Costkwh PW Avg Costkwh 4b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments Year 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fuel Gal Equivalent) Capital Investment ‘Sys Los: 1999= 15.00% ‘Sys. Losses 2020 = 8.00% Load Factor 05 ‘Avg. Eligible PCE kwh Sold as % of Total = 2001 = 2002,» 2003-2004 584,893 601,862 619.058 636,480 668,728 686,123 703,663 721,344 1530157181 165 0 0 ° ° $o $0 $o $0 $o so so so ° 0 ° 0 0 0 ° 0 $oss $092 $095 $099 so $0 $0 $0 so $o $0 $o $0 $o so $o so $0 $0 $o $o $0 $o $0 $0 $0 $0 $0 $o $0 $0 $o $0 $0 $0 $0 $0 so $0 $0 so $0 so $0 $0 so $0 $0 18° 119 ©1198 = 120 56,672 57,836 59,001 60,185 $1.32 $137 $143 $1.48 $74,807 $79,308 $84,236 $89,334 $0.112 $0116 $0120 $0124 $0.112 $0116 $0121 $0,128 $85,508 $70,105 $74,992 $80,187 $0.168 $0175 $0182 $0,189 $98,262 $105,157 $112,488 $120,280 $163,770 $175,262 $187,480 $200,467 $238,577 $254,660 $271,717 $289,801 $238,577 $254,660 $271,717 $289,801 1.000 0966 0.934 0.902 Fuel Efficiency Btukwh = Btu/gal 2005 654,129 739,166 169 « SESSESSEESSESECOSS 12 $61,328 $1.54 $94,704 80.128 $0.13 $85,707 $0.197 $126,560 $214,267 $308,971 $308,971 0.871 Fuel Cell Installed Costkw = 57% Avg. PCE per kwh sold = 2006 672,005 757,126 173 ° ° SSSSSESESESS oo SS 12 $62,491 $1.61 $100,359 90.133 90.136 $91,571 $0.204 $137,356 $228,927 $329,286 $329,286 0.842 $238,577 $246,048 $253,650 $261,384 $269,250 $277,250 $238,577 $484,625 $738,276 $099,659 $1,268,009 $1,546,160 $2,014,176 $2,483,559 $2,054,399 $3,426,787 $3,900,809 $4,376,552 $4,854,102 $5,333,540 $5,814,950 $6,298,412 $6,784,005 $7,271,807 $7,761,894 $8,254,343 $0.408 $0.423 $0.408 $0.409 $0.439 $0.410 $0.455 90.411 $0.21 $0.22 $70,012 $74,564 $79,379 $84,470 $70,012 $72,043 $74,101 $76,187 $70,012 $142,055 $216,156 $292,342 $0.22 $0.23 2001 $0 $0 $o $0 $0 $0 $0 $0 $0 $0 so so $0.472 $0.412 $0.24 $89,850 $78,209 $370,642 $0 so $o $0.490 $0.413 $0.25 $95,536 $80,439 $451,081 2002. 2003 2004 4 =62005 2008 $0 $0 $0 8500 91,500 $1,200 021 2007 690,107 775,220 v7 300 $360,000 $51,256 108 72,015 $1.11 $80,187 $0.103 $8,471 $237,189 $36,000 $75,000 $10,678 $7,500 $2 $144,030 $575,312 SSSssssssssa 0.814 $468,016 $0.834 $0.678 $0.26 $101,544 $82,606 $533,687 2007 2,358 17089 $30,000 Est Year 2001 Fuel Cost $/gal $0.88 Fuel Inflaction Factor 40% Waste Heat Capital invest per KW General inflation Factor 3.0% Est. 2001 Non-Fuel Cost $/wh = $0.28 Discount Rate 3.5% Hot Water Waste O&M perikwh = $0.010 Heat Boller = $100 2008 2008 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 708,436 726,992 745,775 764,784 784,019 803,482 823,171 843,087 883,229 © 883,508 904,194 925,016 946,066 793,448 811,808 830,206 848,010 867,648 886,508 905,488 924,585 943,797 963,122 962,557 1,002,101 1,021,751 181 185 190 194 198 202 207 211 215 220 224 229 233 300 300 300 300 300 300 300 300 300 300 300 300 300 $51,256 $51,256 9 $51,256 9 $51,256 9 $51,256 9 $51,256 9 $51,256 $51,256 «= $51,256 $51,256 $51,256 «= $51,256 $51,256 108 108 10.8 108 108 108 108 10.8 10.8 10.8 108 10.8 108 73,708 75,414 77,131 78,861 80,601 62,353 64,116 85,890 87,675 69,470 91,276 93,091 94,917 $1.16 $1.20 $1.25 $1.30 $1.35 $1.41 $1.47 $1.52 $1.58 $1.65 $1.71 $1.78 $1.85 $85,356 $90,824 $86,608 $102,725 $109,192 $116,028 $123,253 $130,886 $138,950 $147,467 $156,461 $165,956 $175,978 $0.108 $0.112 $0.116 $0.121 $0.126 $0.131 $0.136 $0.142 $0.147 $0.153 90.159 $0.166 $0.172 $8,930 $0,411 $9,914 $10,441 $10,901 $11,567 $12,169 $12,708 = $13,456 = $14,144 $14,862 $15,612 $16,396 $250,049 $263,510 $277,507 $292,335 $307,751 $323,874 $340,732 $358,356 $376,776 $396,026 $416,138 $437,147 $459,001 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $10,678 $10,678 $10,678 $10678 $10,678 $10678 $10,678 $10678 $10,678 $10678 $10,678 $10678 $10,678 $7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 $7,500 $7,500 $7,500 $7,500 $7,500 ‘$7,500 $7,500 $7,500 $2 $2 $2 $2 $2 $2 $2 $2 $2 $2 $2 $2 $2 $147,417 $150,828 $154,263 $157,721 $161,202 $164,706 $168,233 $171,781 $175,350 $178,941 $162,552 $186,183 $189,834 $597,186 $620,007 $643,816 $668,655 $694,570 $721,610 $749,821 $779,256 $809,967 $842,011 $875,446 $910,332 $946,733 0 0 o 0 0 0 0 0 ° ° 0 o 0 $0 so $0 $o $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $o $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $o $0 so $0 $0 $0 $0 $0 $0 $0 $0 #0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 so $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $o $0 $0 $0 $0 $0 $0 so $0 $o $0 $0 so $o $0 $0 $0 $0 $0 $0 so $0 $0 $0 $0 $0 $0 $0 $0 $0 so $0 $0 so $0 $0 $0 $0 $o $0 $597,186 $620,007 $643,816 $668,655 $694,570 $721,610 $749,821 $779,256 $809,067 $842,011 $875,446 $910,332 $946,733 0.786 0.759 0.734 0.709 0.685 0.662 0.639 0618 0507 0.577 0.557 0.538 0.520 $469,383 $470,841 $472,388 $474,022 $475,743 $477,549 $470,439 $481,410 $483,462 $485,593 $487,802 $490,087 $492,449 $0,843 $0.853 $0,663 $0.874 $0.886 $0.698 $0.011 90.924 $0.938 $0.953 $0.968 $0,984 $1.001 $0.663 90.648 90.633 $0.620 $0.607 $0.594 $0,582 $0571 $0,560 $0,550 $0.539 $0.530 0.521 $0.27 $0.26 $0.29 $0.30 $0.31 $0.32 $0.33 $0.34 $0.35 $0.36 $0.38 $0.39 $0.40 $107,689 $114,500 $121,065 $129,133 $137,014 $145,330 $154,102 $163,355 $173,111 $163,398 $194,241 $205,869 $217,712 $84,800 $87,021 $89,269 © $01,545 $93,847 $96,177 $08,534 $100,918 $103,329 $105,767 $108,232 $110,724 $113,244 $616,486 $705,507 $794,777 $886,321 $980,168 $1,076,345 $1,174,879 $1,275,706 $1,379,125 $1,484,891 $1,593,123 $1,703,848 $1,817,092 2008 2008 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2414 2,470 2,526 2,582 2639 2,697 2,784 2813 2,871 2,830 2,080 3,048 3,108 17490 17895 18303 18713 19126 19542 19960 20381 20805 21231 21659 22090 22523 Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income 6. Total Generation Expenses Minus Net income from Waste Heat Sales Total Expenses PW Total Expenses Accumulated PW Total Expenses Accumulated PW Savings From W. H. Sales 7. Power Costs & PCE Payments with Waste Heat Offset 7.0. Power Costs Avg. Costkwh PW Avg. Costikwh 7.b PCE Payments PCE Payment $/kwh, PCE Payments PW PCE Payments Accumulated PW PCE Payments Accumuated P.W of PCE Savings 8. Potential Rate Reduction.kwh From Sales of Waste Heat esses S68 seesses sess 6s sessss sess Ss ssesss sess 6s sessss sess es ssssss sess ss ssssss $329,286 $269,250 $277,250 $455,629 $455,989 $456,441 $1,268,909 $1,546,160 $2,001,789 $2,457,777 $2,914,219 $3,371,203 $3,828,820 $4,267,154 $4,746,201 $238,577 $254,660 $271,717 $289,801 $238,577 $246,048 $253,650 $261,364 $238,577 $484,625 $738,276 $999,659 $80,850 $95,536 $78,299 $80,439 $70,012 $142,055 $216,156 $292,342 $370,642 $451,081 $0.000 = $0.000 $3,885 ‘$600 $3,000 $7,485 $30,000 $3,885 $600 $1,500 $5,985 $13,470 $28,696 $15,227 $560,084 $12,387 $0.812 '$0.660 $0.237 $93,298 $75,698 $526,979 $8,708 $0.022 $3,885 $618 ‘$3,000 $7,503 $30,000 $3,685 $618 $1,500 ‘$8,003 $13,506 $30,547 $17,041 $580,145 $25,782 $0.819 $0.644 $0.244 $98,661 $77,547 $604,526 $13,061 $0.024 $3,885 $637 $3,000 $7,522 $30,000 $3,885 $637 $1,500 $6,022 $13,543 $32,504 $18,961 $601,046 $40,181 $0.827 $0628 $0.252 $104,323 $79,224 $683,749 $21,758 $0.026 $3,885 $656 ‘$3,000 $7,541 $30,000 $3,885 $856 $1,500 $8,041 $13,582 $34,574 $20,993 $55,584 $0.835 $0.613 $0.259 $110,207 $80,929 $764,678 $30,099 $0.028 $3,885 $675 $3,000 $7,560 $30,000 $3,885 $675 $1,500 ‘$6,060 $13,621 $36,763 $23,143 $3,885 $696 ‘$3,000 $7,581 $30,000 $3,885 $606 $1,500 $6,081 $13,661 $39,078 $25,416 $3,885 $716 $3,000 $7,602 ‘$30,000 $3,885 $716 $1,500 $6,102 $13,703 $41,524 $27,821 $622,823 $645,513 $689,154 $693,788 $456,985 $457,616 $458,334 $459,138 $71,990 $89,399 $107,811 $0.844 $0,598 $0.267 $116,601 $82,661 $847,339 $38,963 $0.030 $0.853 $0.663 $0.585 $0.571 $0276 = $0.284 $123,251 $130,265 $84,420 $86,207 $931,759 $1,017,966 $48,409 = $58,379 $0.032 $0.035 $3,885 $738 $3,000 $7,623 $30,000 $3,885 $738 $1,500 $6,123 $13,746 $44,110 $30,364 $3,685 $760 $3,000 $7,645 $30,000 $3,885 $760 $1,500 $6,145 $13,790 $46,842 $33,052 $719,457 $746,204 $460,024 $460,991 $5,208,315 $5,667,306 $127,225 $147,644 $0.874 $0.685 $0.559 $0,547 $0.293 $0,303 $137,660 $145,457 $88,020 $89,661 $68,892 $79,949 $0.037 '$0.039 $3,885 $783 ‘$3,000 $7,668 $30,000 $3,885 $783 $1,500 $6,168 $13,836 $49,728 $35,892 $0.897 $0.535 $0.312 $153,676 $91,728 $3,885 $3,000 $7,691 $30,000 $3,885 $1,500 $6,191 $13,883 $52,776 $36,893 $0.909 $0.524 $0,322 $93,621 $3,885 $831 $3,000 $7,716 $30,000 $3,885 $831 $1,500 $6,216 $13,031 $55,995 $42,063 $0,922 $0.514 $0,333 $162,337 $171,464 $95,540 $3,885 $855 $3,000 $7,741 ‘$30,000 $3,885 ‘$855 $1,500 $6,241 $13,981 $59,393 $45,411 $774,076 $803,118 $833,383 $864,921 $462,038 $463,163 $464,364 $485,640 $6,129,345 $6,592,508 $7,056,872 $7,522,512 $169,087 $191,497 $214,035 $239,383 $0.935 $0.503 $0.343 $181,079 $97,486 $3,685 $881 $3,000 $7,766 $30,000 $3,885 $881 $1,500 $6,266 $14,033 $62,980 $48,947 $897,786 $466,989 $7,989,500 $264,843 $0,949 $0.494 $0.355 $191,207 $99,457 $1,105,086 $1,195,847 $1,287,575 $1,381,196 $1,476,736 $1,574,222 $1,673,680 $91,550 $103,606 $116,387 $120,626 $143,412 $0.042 $0,044 ‘$0.047 $0.049 $0,052 Emmonak Fuel Cots - Propane Fuel Your 1, Load Requirements: kWh Sales kWh Generated kW Demand 2, Fuel Cell Generators 100kw Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fuel Fuel Cost $/Gel Fuel Cost Fuel Cost $/kwh 04M Other Non-FuelCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fuel Storage $/gal Propane Fuel Storage Cost $ Total Expense Turbine Generation Diesel Genertion kWh /Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$/kwh Variable Non-Fuel Costs $/kwh bie Non-Fuel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FuelCost Total Diesel Generation Expenses: ‘Total Generation Expenses 3.b. Present Worth Expenses PW Factor PW Total Cost $ ‘Accumulated PW Total Costs 4, Power Costs & PCE Payments 4.0 Powar Costs ‘Avg. Costikwh PW Avg. Cost/kwh 4.b, PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments ‘Accumulated PW PCE Payments Year Waste Heat Recovery ‘Available Waste Heat For Sale (1,000,000 Btu) (Diese! Fue! Gal Equivalent) Capital investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Sys Losses 1999 = 15.00% Fuel Efficiency Btu/kwh = 8500 Sys, Losses 2020 = 8.00% Btu/gal 91,500 Load Factor . os ‘Avg. Eligible PCE kwh Fuel Cell Installed Cost/kw = $1,200 Sold as % of Total = 57% Avg. PCE per kwh sold = 0.19 2001 2002 2003 2004 2005 2008 2007 2008 2,449,243 2,526,270 2,604,450 2,683,763 2,764,251 2,645,863 2,926,610 3,012,518 2,800,301 2,879,058 2,960,402 3,041,621 3,123,604 3,208,330 3,280,815 3,374,020 639 658 676 694 m3 732 754 770 o 0 0 0 0 0 300 300 30 $0 $0 90 $0 $0 $360,000 $360,000 $0 $0 $0 so 30 $0 $51,256 $51,286 0 0 0 0 0 0 108 10.8 0 ° 0 0 0 0 (305,611 313,434 $0.76 $0.79 $0.82 $0.85 30.69 $0.92 $1.00 $0 30 $0 so $313,467 $0 $0 0 $0 $0.003 $0 30 $0 $0 $35.0 $37,075 30 30 $0 $0 $1,006,564 $1,063,207 $0 $0 $0 $0 $36,000 $36,000 $0 $0 $0 $0 = $75,000 = $75,000 $0 90 $0 $0 0,678 = $10,678 $0 $0 $0 $0 $7,500 $7,500 $0 $0 $0 $0 $2 $2 $0 $0 $0 $0 «($611,223 $626,667 $0 $0 $0 $0 $2,053,058 $2,147,041 12.4 12.4 122 12 0 o 231,430 © 237,085 242,761 $0 $0 $1.14 $1.39 $0 90 $263,630 $300,477 $0 0 $0.004 90.008 $0,101 $0.112 0 0 90.112 90.116 90.121 $0.136 90 $0 $274,315 $204,261 $315,502 $367,702 90 $0 $0,168 $0.175 $0,182 $0. $0.197 $0. $0 $0 $411,473 $441,301 $473,253 $507,174 $543,275 $561 $0 $0 $085,788 $735,652 $788,755 $645,280 $905.450 $960,460 $0 $0 $040,618 $1,016,740 $1,088,085 $1,163,805 $1,244,429 $1,320,056 $0 $0 $040,618 $1,016,740 $1.0 5 $1,244,420 $1,320,056 $2,053,058 $2,147,041 1.000 0.066 0.034 0,902 0.871 0.842 0.814 $040,618 $082,358 $1,015,730 $1,040,767 $1,084,448 $1,119,787 $1,670,164 $040,618 $1,031,076 $2,047,718 $3,007,482 $5,081,020 $6,201,717 $7,671,681 90.386 $0.402 90.418 90.434 $0.450 90.467 $0.701 90.713 $0.38 $0,389 © $0300 $0.301 $0.302 $0.03 $0,570 —-$0.880 $0.10 $0.20 $0.20 $0.21 $0.22 $0.23 $0.24 $265,253 $283,172 $302,153 $322,253 $343,532 $366,053 $415,068 $265,253 $273,506 $282,063 $200,654 $200,368 $308,207 $317,169 $326,256 $265,253 $820,012 $1,111,566 $1,410,034 $1,710,141 $2,036,310 $2,362,566 2001 2002 2003 2004 2008 2008 2007 2008 $0 $0 $0 $0 $0 $0 10,008 $0 $0 $0 $0 $0 $0 72510 $0 $0 $0 $0 $0 $0 = $30,000 $0 $0 $0 $0 $0 $0 $0 90 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $3,000 $0 $0 $0 $0 $0 $0 $7,485 2011 3,271,082 $360,000 $51,256 10.8 937,207 $1.12 $979,454 $0,105 $44,656 $1,250,354 $36,000 $2 9674,504 $2,454,492 0 $0 $0 $0 $0 $0 $0 $0 $0 90 $0 92,454,402 Est. Year 2001 Fuel Cost $/gel . Est. 2001 Non-Fuel Cost $/kwh = OAM por/kwh = 2008 2010 862 3,183,750 3,458,044 3,544,575 790 800 300 300 $360,000 $360,000 $51,256 $51,256 10.8 10.8 821,323 320,277 $1.04 $334,212 $0,007 $40,000 $42,324 91,122,762 $1,185,074 $36,000 $36,000 $78,000 $10,678 $7,500 i $2 $2 $642,645 $050,555 $2,245,152 $2,347,872 ° 0 $0 $0 $0 40 $0 $0 90 90 $0 $0 $0 $0 $0 $0 $0 $0 $0 0 $0 $0 $2,245,182 $2,347,872 0.750 0.734 $1,704,004 $1,722,487 $1,740,035 $1,787, $11,264,430 $12,086,016 $14,726,052 $11 $0,725 $0,550 $0.25 $441,745 $335,406 10,822 76247 $30,000 90.737 90.541 2010 10,783 78135 $30,000 $3,000 $7,541 0.708 $0.750 $0,532 $0.27 $499,716 $354,258 $3,397,090 2011 11,045 80038 $30,000 $3,685 $675 $3,000 $7,560 90.76 $0.28 $0.010 2012 3,350,558 3,717,019 349 $360,000 951,256 10.8 $47,007 $1,316,727 $36,000 $75,000 $10,678 $7,500 $2 $600,759 $2,566,107 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $2,566,107 90.764 90.523 $0.28 $531,196 $363,840 $3,760,039 2012 14,310 01056 $30,000 $3,865 se06 $3,000 $7,581 2013 3,440,178 3,805,503 860 300 $360,000 $51,256 10.8 353,525 $1.22 $430,164 Fuel Inflaction Factor General Inflation Factor Discount Rate $360,000 $51,286 10.8 361,732 $1.27 $457,756 ssssesese $0 $0 $2,682,624 0.662 $1,775,316 $16,250,011 $0.778 $0.15 $0.20 $564,454 $373,548 $4,134,477 2013 14,877 63889 $30,000 $3,085 $718 $3,000 $7,602 $723,404 $2,604,260 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $2,804,260 0.639 $1,703,085 $360,000 $55,133 $1,543,725 $38,000 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $2,031,236 $1,810,864 $20,052,067 $21,863,631 $0,702 $0,507 $383,376 $4,517,852 2014 11,845 05836 $30,000 $3,605 $738 $3,000 $7,623 90.807 30.499 90.31 $636,680 $303,320 $4,011,182 2015 $30,000 $3,085 $760 $3,000 $7,645 4.0% 3.0% 35% 2016 2017 3,724,901 4,072,558 930 300 300 $360,000 $360,000 $51,256 $51,256 10.8 10.8 378,325 386,710 a7 $1.42 $517,620 $550,468 $0,127 $0.132 $58,065 — $01,132 $1,625,618 $1,711,706 $36,000 $36,000 $75,000 $10,678 $7,500 $2 $773,410 $3,202,100 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $3,202,160 s ‘ $23,602,577 $25,530,282 $0.623 80.638 $0.401 90.484 $0.32 $0.33 $675,847 $717,101 $403,407 = $413,608 $6,314,588 $5,726,107 2016 2017 12,389 12,663 01763 $30,000 $3,885 $806 $3,000 $7,601 Waste Heat Capital invest per KW. Hot Water Waste Heat Boller = $100 2016 2019 2020 3,014 4,010,921 4,108,540 4,283, 4,345,164 4,437,233 971 992 1,013 300 300 300 $360,000 $360,000 = $360,000 $51,256 $51,256 $51,256 10.8 10.8 10.8 305,181 412,202 1.48 $1.60 $584,084 © $621,487 $860,020 90.138 90.143 $0,149 $64,341 $67,606 871,205 $1,801,544 $1,605,405 $1,003,728 $36,000 $36,000 $36,000 $75,000 = $75,000 $10,678 678 $7,500 $7,500 $2 $807,208 © $824,404 $3,497,300 $3,654,700 0 0 0 $0 $0 $0 $0 90 $0 $0 $0 $0 $0 0 $0 $0 90 $0 $0 $0 $0 $0 $0 $0 $0 so $0 $0 $0 $0 $0 $0 $0 $3,346,605 $3,497,390 $3,654,700 0.557 0.520 $1,004,741 $1.6 9 $1,901,060 $27,404,023 $20,206,682 $31,187,042 2016 12,040 93766 $30,000 $3,085 $031 $3,000 $7,716 $0,672 $0400 $0.35 $806,861 $434,363 96,586,513 2010 Capital Investmentt $0 $0 $0 $0 $0 Debt Service @ 5%, 10 Years $0 $0 $0 $0 $0 O&M at 2% of investment $0 $0 $0 $0 $0 Replacement @ 5% on Investment $0 $0 $0 $0 $0 Total Expenses District Heating 30 $0 $0 $0 $0 Total Expenses Waste Heat 30 $0 $0 $0 $0 Waste Heat Sales $0 $0 $0 $0 $0 Net Income $0 $0 $0 $0 $0 6. Total Generation Expense: Net Income from Waste Heat Total Expenses $949,618 $1,016,740 $1,088,085 $1,163,805 $1,244.420 PW Total Expenses $940,618 $082,358 $1,015,730 $1,040,767 $1,084,448 ‘Accumulated PW Total Expenses $1,931,976 $2,047,715 $3,097,482 $5,081,920 ‘Accumulated PW Savings From W. H. Sales $0 so $0 $0 7. Power Costs & PCE Payments with Waste Heat Offset Tn. Power Costs ‘Avg. Costtewh $0388 © $0402 $0418 «= $0434 $0,450 PW Avg. Costikwh $0388 © $0389 © $0390 $0.391 $0,302 7b PCE Payments PCE Payment $/kwh $019 $0.20 = $020 $0.21 $0218 PCE Payments $265,253 $263,172 $302,153 $322,253 $343,532 PW PCE Payments $265,253 $273,596 $262,063 $200,654 $209,368 ‘Accumulated PW PCE Payments $265,253 $538,849 $820,912 $1,111,566 $1,410,034 Accumulated PW of PCE Savings $0 $0 $0 $0 0 Potential Rate Reduction. kwh From Sales of Waste Heat $0 $0 $0 $0 $0,000 $0 so $0 $0 so so $0 so $1,320,056 $1,119,787 $6,201,717 $0 $0467 $0,393 $0.226 $366,053 $308,207 $1,710,141 $0 $0.000 $30,000 $30,000 $30,000 $30,000 $3,885 $3,885 $3,685 $600 sore $637 $6568 $1,500 $1,500 $1,500 $1,500 $5,985 $6,003 $6,022 $6,041 $13,470 $13,508 = $13,543 $13,582 $105,178 $112,184 © $119,608 $127,472 $91,707 $08,678 «$106,065 = $113,801 $1,961,350 $2,048,363 $2,130,087 $2,233,682 $1,505,560 $1,600,004 $1,624,447 $1,638,021 $7,797,277 $0,407,271 $11,031,719 $12,670,640 $14, $74,604 $152,164 $232,711 $316,276 $0670 90.680 $0691 90.702 $0545 $0,534 $0524 30.515 $0.204 0.211 $0218 90.225 $340,223 $361,054 = $384,310 $408,255 $276,771 $284,257 $201,850 $299,550 $1,095, $2,200,1 $2,572,019 $2,871, $40,308 = $82,307 $126,013 $171,264 90.031 $0.033 $0.034 $0.036 $30,000 $3,885 $675 $1,500 $6,060 $13,621 $135,600 $122,179 $30,000 $30,000 $3,885 $3,085 $696 $716 $1,500 $1,500 $6,081 $6,102 $13,661 = $13,703 $144,816 $153,048 $130,955 $140,245 $2,332,312 $2,435,152 $2,542,380 $1,653,420 $1,667,047 $1,682,504 4,060 $15,992,007 $1 $492,588 $402. 90.713 90.505 $0.233 $433,556 $307,356 $3,178,925 $216,166 $0.037 4.511 $585,400 90.737 $0488 $0.248 $323,266 $3,817,482 $316,004 $30,000 $30,000 $30,000 $3,885 $3,885 $738 $760 $1,500 $1,500 $6,123 $6,145 $13,748 $13,790 $13,031 $163,823 $174,269 © $185,310 $200,355 $150,077 $160,479 $171,483 $105,424 $2,654,183 $2,770,757 $2,892,305 $3,019,040 $3,151,161 $1,607,006 $1,711,723 $1,726,300 $1,741,008 $1,755,850 71,607 $21,083,330 $22,800,720 $24,550,818 $26,306,669 $28,077,; $681,360 $780,501 $882,857 $988,463 $1,007,354 $0.750 80.763 90.776 90.701 $0808 $0.479 $0471 30.463 $0.456 $0449 $0.287 $0275 30.264 $0.294 $518,316 $582,080 © $618,031 = $655,001 $347,981 = $356,422 $364,969 $4,836,521 $5,192,044 $5,557,013 $422,641 «$478,067 $535,253 $594,217 80.044 0.046 $0.048 $0.050 $222,412 $208,431 $1,200,565 $0,820 0.441 $0.304 $693,006 $373,620 $5,931,533 $654,980 90.052 $14,033 $236.210 $222,177 $3,432,613 90.635 90.435 $0314 $735,119 $362,377 $6,313,010 $717,550 $0.054 Goodnews Bay Sys Losses 1999 = 15.00% Fusl Efficiency Btutkwh = 8500 Est. Year 2001 Fusl Cost $/gal $0.92 Fusl infiaction Factor 40% ‘Waste Heat Capital invest per KW Fuel Cols - Propane Fust ‘Sys. Losses 2020 = 8.00% Brugal 91,500 General inflation Factor 30% Load Factor ' 0s Est 2001 Non-Fusl Cost S/kwh = $0.28 Discount Rate 35% Hot Water Waste Avg. Eligible PCE kwh Fuel Cell installed Costkw = $1,200 8M pertkwh = $0.010 Heat Boller = $100 ‘Sold as % of Total = 53% Avg. PCE per kwh soki = 021 Year 2001 2002 2003 2004 2005 2008 2007 2008 2000 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 1, Load Requirements kWh Sales 633,826 653,256 672,978 692,996 713,306 = 733,909 754,808 «= 775,986 = 787,479 819,256 9 841,326 «863,689 «888,345 = 009,205 = 932,539 = 956,075 979,905 1,004,028 1,028,445 1,053,155 kWh Generated 724674 744,712 764,953 785,395 806,036 826,671 847,699 869,116 690,518 912,105 933,672 955,816 977,934 1,000,225 1,022,684 1,045,309 1,068,096 1,001,044 1,114,149 1,137,407 kW Demand 165 170 175 179 184 189 194 198 203 208 213 216 23 mB a 28 244 249 254 260 2, Fust Col Generators 100kw ° 0 ° 0 ° 0 0 300 00 300 300 x00 00 xm 300 300 00 00 300 300 3. Expenses 3.0 Expenses: Capital Cost Turbine Generation 0 so 0 0 0 $0 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 Debt Service @ 7%, 10 Years 0 $0 0 0 0 $0 $51,256 $51,256 $51,256 9 $51,256 = $51,256 $51,256 = $51,256 $51,256 9 $51,256 9 $51,256 9 $51,256 $51,256 $51,256 $51,256 kWh (Gal 0 ° ° 0 0 o 10.8 108 10.8 10.8 108 10.8 108 10.8 10.8 10.8 10.8 108 108 108 Gal Fust oO 0 o O 0 o 78,767 80,738 82,726 64,731 86,753 88,792 90,846 92,917 96,003 97,105 99,222 = 101,354 103,500 105,661 Fusl Cost $/Gal $0.92 $0.98 $1.00 $1.03 $1.08 $1.12 $1.16 $1.21 $1.26 $1.31 $1.36 $1.42 $1.47 $1.53 $1.59 $1.66 $1.72 $1.78 $1.66 $1.04 Fusl Cost #9 so 2 0 0 $0 $91,602 $97,745 $104,150 $110,051 $118,143 $125,755 $133,612 $142,337 $151,354 $160,600 $170,974 $181,633 $192,899 $204,802 Furl Cost $/cwh 0 $0 0 0 0 $0 = $0,108 90.112 90.117 $0.122 $0.127 $0.132 90.137 90.142 $0.148 90.154 $0.160 90.168 $0.173 $0.180 8M 2 2 0 $0 $0 *” 99,265 $9,782 $10,324 $10,601 «$11,485 $12,108 = $12,760 $13,442 «$14,156 $14,904 $15,685 $16,503 $17,358 $18,252 (Other Non-FusiCost co $0 0 $0 $0 $0 $250,426 $273,805 $260,050 $304,048 $321,502 $330,024 $357,275 $376,381 $306,378 $417,301 $430,190 $462,084 $486,026 $511,057 Replace st 10% of Cost 0 90 0 #2 0 $0 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 ‘$36,000 ‘$36,000 Energy Storgy System 9 0 0 0 0 $0 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 ‘$75,000 ‘$75,000 Debt Service @ 7%, 10 Years 2 0 #0 0 0 $0 $10678 $10,678 $10,678 $10678 $10,678 $10678 $10,678 $10678 $10678 $10678 $10,678 $10,678 $10,678 $10,678 Replace and O&M 10% of Cost 0 0 $0 0 0 $0’ $7,500 $7,500 $7,500 $7,500 ‘$7,500 $7,500 $7,500 $7,500 ‘$7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 $7,500 Propane Fusl Storage $/gal 0 $0 $0 #0 cu $0 $2 2 2 $2 $2 $2 $2 $2 $2 2 $2 $2 $2 $2 Propane Fusl Storage Cost $ co 2 0 0 sd $0 $157,533 $161,475 $165,451 $169,462 $173,508 $177,583 $181,693 $185,834 $190,007 $194,210 $196,444 $202,708 $207,000 $211,322 Total Expense Turbine Generation 0 0 so 90 $0 $0 $623,350 $848,332 $674,427 $701,686 $730,161 $759,905 $790,974 $823,428 $857,329 $892,739 $929,727 $968,362 $1,008,717 $1,050,868 Diesel Genertion kWh /Gal 10.9 11.0 11.41 12 Ww 1 0 0 0 ° o 0 0 0 0 o 0 ° ° 0 Gal Fust 06,484 67,636 68,784 60,927 $71,086 = $72,190 #0 $0 9 0 $0 0 0 0 $0 20 $0 2 $0 30 Fusl Cost Gal $1.38 $1.44 $1.49 $1.55 $1.61 $1.68 co 0 0 9% 0 90 0 0 0 $0 $0 2 0 $0 Fuel Cost $91,748 $07,072 $102,668 $108,549 $114,729 $121,221 0 9 0 0 0 2 0 90 so 0 co 0 0 $0 Fusl Cost$/kwh $0127 $0130 $0134 = $0.38 $0.142 90.147 a 0 $0 0 $0 $0 $0 0 $0 co $0 9 ‘$0 $0 ‘Variable Non-Fusl Costs Sfkwh 90.112 90.116 90.121 90.126 90.131 90.136 0 #0 2 $0 #0 co 0 9 so 9 0 9 0 co Variable Non-Fusl Costs $70,989 $76,001 $81,524 $87,307 $93,460 $100,008 2 Po 0 0 co so *” co so 2 $0 2 0 co Fed Non-Fusl Costs $fewh 90.168 = $0.175 90.182 $0.180 $0.197 90.204 so 0 co $0 0 co 0 co 0 0 0 2 ss 0 Fixed Non-Fusl Costs $108,483 $114,137 $122,286 $130,960 $140,190 $150,009 90 0 2 $0 $0 $0 0 $0 $0 0 0 9 $0 $0 Total Non-FusiCost $177,471 $190,228 $203,810 $218,267 $233,651 $250,016 $0 2 9 30 9 0 so 2 so #0 $0 9 co co Total Diesel Generation Expenses $269,219 $287,300 $306,478 $326,817 $348,380 $371,237 $0 0 Co $0 so $0 $0 $0 so $0 $0 90 $0 $0 Total Generation Expenses $260,219 $287,300 $306,478 $326,817 $348,380 $371,237 $623,350 $648,332 $874,427 $701,686 $730,161 $758,905 $790,974 $823,428 $857,329 $892,730 $920,727 $968,362 $1,008,717 $1,050,668 3.b. Present Worth Expenses. PW Factor 1.000 0.966 0.934 0.902 0.671 0.842 0.814 0.786 0.759 0.734 0.709 0.685 0.662 0.639 0618 0.597 Os77 0.557 0.538 0.620 PW Total Cost $ $269,219 $277,584 $286,101 $294,770 $303,503 $312,571 $507,006 $500,583 $512,168 $514,849 $517,625 $520,483 $523,453 $526,503 $529,642 $532,868 $536,179 $530,575 $543,054 $546,615 Accumulated PW $269,219 $546,803 $832,904 $1,127,674 $1,431,267 $1,743,638 $2,250,934 $2,760,517 $3,272,685 $3,787,534 $4,305,159 $4,825,652 $5,349,105 $5,875,608 $6,405,251 $6,938,119 $7,474,296 $8,013,873 $8,556,927 $9, 103,542 Total Costs 4, Power Costs & PCE Payments 4.0 Power Costs Avg. Costhkwh $0425 $0440 90.455 90.472 90.488 90.508 10.826 $0.635 90.846 90.856 $0.668 90.680 90.892 90.908 $0919 30.904 30.649 90.964 90.981 $0.96 PW Avg. Costiwh $0425 $0425 90.425 90.425 90.428 90.426 90.672 90.657 90.642 90.628 90.615 ‘$0.603 90.501 $0.579 90.568 90.567 90.547 9537 $0528 90.519 4b. PCE Payments PCE Payment Sfcwh $021 $022 $0.22 $0.23 $0.24 $0.25 $0.26 $0.27 90.28 $0.29 $0.30 $0.31 90.32 $0.33 $0.34 90.35 $0.36 $0.38 $0.30 $0.40 PCE Payment $70,545 $75,252 $80,237 $85,516 $91,103 $97,015 $103,270 $100,885 $116,879 $124,273 $132,088 $140,345 $149,087 $158,279 $168,007 $178,276 $189,114 $200,552 $212,619 $225,348 PW PCE Payments $70,545 $72,707 $74,903 $77,130 $79,301 $81,684 = $84,010 $86,368 §=— $88,759 «= $91,183 $03,640 9 $06,129 += $98,650 $101,205 $103,792 $108,411 $109,063 $111,748 $114466 $117,216 Acoumuated PW PCE $70,545 $143,252 $218,155 $205,285 $374,676 $456,360 $540,370 $826,730 $715,498 $808,681 $900,321 $996,449 $1,095,100 $1,196,304 $1,300,096 $1,406,507 $1,515,570 $1,627,319 $1,741,784 $1,859,001 Payments 8 8 3 3 Year 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Dhesel Fusl Gal Equivalert) Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement st 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years (08M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income $8 S8ESSS SESEESS $8 S8ESss Sesssss 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $289,219 $287,300 PW Total Expenses $269,219 $277,584 Accumutated PW Total Expenses $269,219 $546,803 Accumulated PW Savings From W. H. Sales so $0 7. Power Costs & PCE Payments with Waste Heat Offset 7.8. Power Costs ‘Avg. Costkwh $0425 $0.440 PWAvg. Cost/cwh $0.425 $0,425 7.b PCE Payments PCE Payment $/cwh $021 $0.22 PCE Payments $70,545 $75,252 PWPCE Payments $70,545 $72,707 ‘Accumdated PW PCE Payments Acoumuated P.W of PCE Savings sO $0 8. Potential Rate Reduction. kwh From Sales of Waste Heat 0 so SS SSEESE SESSEES $308,478 $286,101 $832,004 90.455 $0.425 $0.22 ‘$80,237 $8 888888 SE8S88S $326,817 $294,770 $1,127,674 $0 $0.472 $0.425 $0.23 $85,516 2005 2008 9 $0 90 $0 $o $0 so $0 cu $0 so $0 so $0 0 $0 cu $0 $0 $0 so $0 0 $0 so $0 so $0 so $0 $348,380 $371,237 $303,563 $312,571 $1,431,267 $1,743,836 0 0 0.488 $0.508 $0426 30.426 90.241 $0.249 $91,103 $97,015 $74,003 $77,130 $79,301 $81,684 so 0 so 0 $70,545 $143,252 $218,155 $295,285 $374,676 $456,360 so $0 ‘$0.000 ‘$0.000 2007 2,579 18691 ‘$30,000 $3,885 $600 $3,000 $7,485 $30,000 $3,885, $600 $1,500 $5,985, $13,470 $32,615 $19,345 $604,006 $491,359 2,644 19158 ‘$30,000 $3,885 618 ‘$3,000 $7,503 ‘$30,000 $3,885 $618 $1,500 ‘$6,003 $13,508 $34,961 $21,475 $626,857 $492,704 $2,235,197 $2,727,901 ‘$15,737 ‘$0.800 $0.65 90.234 $93,530 $522,447 $7,923 ‘90.026 $32,616 $0.808 $0.635 $0.241 $99,072 $77,870 $810,316 $16,422 2009 2,709 19630, ‘$30,000 $3,885 $637 $3,000 $7,522 ‘$30,000 $3,885, $637 $1,500 $6,022 $13,543 $37,277 $23,733, $650,604 $494,145 $3,222,045 ‘$50,630 0.616 ‘0.620 90.248 $104,930 $70,685 $690,001 $25,497 ‘0.030 2010 2,775 20108 ‘$30,000 $3,885 $656 ‘$3,000 $7,541 ‘$30,000 $3,685, $656 $1,500 $6,041 $13,582 ‘$39,707 $26,126 $675,561 $495,680 $3,717,725 ‘$69,809 90.825 $0,605 $0.256 $114,119 $81,531 $771,533 $35,149 90.032 2011 2,841 20586 ‘$30,000 $3,885 $675 $3,000 $7,560 $30,000 $3,885, $675 $1,500 $6,080 $13,621 $42,281 ‘$28,660 $701,501 ‘$497,307 $4,215,032 $90,126 $0.634 $0.501 $0264 $117,657 $83,410 $854,942 $45,379 90.034 2012 2,908 21070 ‘$30,000 $3,885 $696 ‘$3,000 ‘$7,581 $30,000 $3,685 $696 $1,500 $6,081 $13,661 ‘$45,008 $31,344 $728,560 $499,024 $4,714,056 $111,595 90.844 $0.578 90.272 $124,563 $85,319 $940,261 $56,188 90.036 2013 2014 2,975 3,043 (21557 22048 $30,000 $30,000 $3,885, $3,885 $716 $736 $3,000 $3,000 $7,602 $7,623 $30,000 $30,000 $3,885, $3,885 $716 $738 $1,500 ‘$1,500 $6,102 $6,123 $13,703 $13,746 $47,889 $50,940 $34,186 $37,194 $756,788 $786,234 $500,830 $502,722 ‘$5,214,888 $5,717,608 $134,219 $158,001 90.854 90.665 $0.565 90.563 90.281 ‘$0.290 $131,855 $130,552 $87,250 $89,230 $1,027,520 $1,116,751 $67,579 $79,553 0.039 90.041 2015 3991 $30,000 $3,885 ‘$760 $3,000 $7,645 ‘$30,000 $3,885 ‘$760 $1,500 $6,145 $13,780 $54,167 $40,377 2016 3,180 (23042 $30,000 $3,885 $783 $3,000 ‘$7,668 ‘$30,000 $3,885 $763 $1,500 96,168 $13,836 ‘$57,580 $43,744 $816,953 $848,906 $504,608 $506,758 $6,222,308 $8,729,064 $182,945 $209,085 90.876 $0.888 90.541 90.530 $0.209 © -$0.208 $147,677 $156,251 $91,232 $93,265 $1,207,063 $1,301,248 $92,113 $105,250 90.043 90.046 2017 3,240 (23545 ‘$30,000 $3,685, $808 $3,000 $7,691 $30,000 $3,685 $608 $1,500 $6,191 $13,883, $61,189 $47,308 $882,422 $508,898 $7,237,062 $236,336 $0.901 90.519 90.318 $165,296 $95,327 $118,905 2018 2019 3,319 3,380 $30,000 $30,000 $3,685 $3,885 $831 $855 $3,000 $3,000 $7,716 $7,741 ‘$30,000 ‘$30,000 $3,885 $3,885 $831 $855 $1,500 $1,500 $6,216 96,241 $13,031 $13,981 $65,003 $69,035 $51,072 $55,054 $917,200 $953,683 $511,118 = $513,415 $7,749,079 $8,262,495 $264,704 = $204,433. 90.914 90.927 90.509 90.499 $0.329 $0.330 $174,837 $184,900 ‘$97,420 $99,543 $1,306,575 $1,493,905 $1,503,538 $133,324 $148,247 $0.051 $0.054 $0.048 2020 3,460 (26072 ‘$30,000 $3,685 $881 ‘$3,000 $7,768 ‘$30,000 $3,885 $881 $1,500 ‘$8,266 $14,033 $73,295 $89,263 $991,605 $515,789 $8,778,284 $325,258 $0.942 $0.490 $0.350 $195,509 $101,695 $1,695,233 $163,768 Hooper Bay Fuel Cots - Propane Fuel Year 1. Load Requirements kWh 8: kWh Generated kW Demand 2, Fuel Cell Generators 100kw 3. Expenses 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost $/kwh oa Other Non-FuelCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Ye Replace and O&M 10% of Cot Propane Fuel Storage $/gal Propane Fuel Storage Cost $ Total Expense Turbine Generation Diesel Genertion kWh /Gal Gal Fue! Fuel Cost $/Gal Fuel Cost Fuel Cost$/kwh Variable Non-Fuel Costs $/kwh Variable Non-Fuel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FuelCost Total Diesel Generation Expenses Total Generation Expenses 3.b, Present Worth Expenses PW Factor PW Total Cost $ ‘Accumulated PW Total Costs 4, Power Costs & PCE Payments 4.8 Power Costs ‘Avg. Costikwh PW Avg. Costikwh 4b, PCE Payments, PCE Payment $/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments Year 5. Waste Heat Recovery Avaliable Waste Heat For Sale (1,000,000 Btu) (Diese! Fue! Gal Equivalent) Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Sys Losses 1999 = 15.00% Fuel Efficiency Btu/kwh = 8500 Sys. Losses 2020 = 8.00% Btu/gal 91,500 Load Factor . 0s Avg. Eligible PCE kwh Fuel Coll Installed Costkw = $1,200 Sold as % of Total = 53% Avg. PCE per kwh sold = 0.24 2001 2002 2003 2004 2008 2008 2007 2008 2,272,784 2,380,427 2,449,707 2,540,624 2,633,178 2,727,370 2,823,190 2,920,666 2,508,550 2,690,887 2,784,500 2,870,374 2,975,491 3,072,837 3,171,304 3,271,146 503 614 636 687 679 702 724 747 0 0 ° 0 0 0 300 300 $0 $0 $0 $0 $0 $0 $360,000 $360,000 $o $o $0 $0 $0 $0 $51,256 $51,256 0 0 0 0 ° 0 10.8 10.8 0 0 ° 0 0 0 294,610 303,877 $0.02 $0.06 $1.00 $1.03 $1.08 $1.12 $1.16 $1.21 $0 90 $0 $0 $0 $0 $342,954 $367,801 $0 $0 $0 $0 30 $0 = $0,108 $0.112 30 $0 $0 $0 $0 $0 $34,655 $36,817 $0 30 $0 $0 $0 $0 $970,331 $1,030,677 $0 $0 $0 $0 $0 $0 = $36,000 = $36,000 $0 $0 $0 $0 $0 $0 $75,000 $78,000 $0 $0 $0 $0 $0 $0 «=6$10,678 = $10,678 $0 $0 so $0 $0 $0 $7,500 $7,500 $0 $0 $0 $0 $0 $0 $2 $2 $0 $0 $0 $0 $0 $0 $589,221 $607,754 $0 $0 $0 $0 $0 $0 $2,042,504 $2,148,773 14 WT 12 12 0 o 227,043 247,101 $253,517 $250,046 $0 $0 $114 $1.28 $1.33 $1.39 $0 $0 $250,655 $277,800 $206,787 $316,868 $338,100 $360,541 $0 $0 $0.100 $0.103 $0.107 $0,110 $0114 90.117 $0 $0 $0.112 $0.116 $0121 90.126 $0.131 $0.1396 $0 $0 $254,552 $274,043 $206,756 $320,080 $345,010 $371,645 $0 $0 $0.168 $0.175 $0.1 $0,160 $0.197 $0.204 $0 $0 $381,028 $412,414 $445,133 $480,120 $517,515 $557,468 $0 $0 $636,380 $687,356 $741,689 $800,200 $882,525 $020,114 $0 $0 $806,234 $085,156 $1,038,676 $1,117,088 $1,200,625 $1,280,655 $0 $0 $806,234 $065,156 $1,038,676 $1,117,088 $1,200,625 $1,280,658 $2,042,504 $2,148,773 1,000 0.966 0.034 0.902 0.871 0.842 0.814 0.766 $896,234 $932,518 $660,615 $1,007,532 $1,046,275 $896,234 $1,828,753 $2,71 $3,805,800 $4,852,175 $5,038,020 $7,500,681 $0304 = $0.408 © 80.424 = $0.40 80.456 = 80.473 = 80.724 = $.0.736 90.304 $0.305 $0,306 $0.307 $0.307 $0. $0.51 90.578 $0.21 $0.22 $0.22 $0.23 $0.24 $0.25 $0.26 $0.27 $252,061 $271,011 $202,072 $313,514 $336,308 $360,530 $386,259 $413,580 $252,061 $262,716 $272,652 $262,771 $203,073 $303,556 $314,222 $325,070 $252,061 $515,676 $788,320 $1,071,100 $1,364,173 $1,667,720 $2,307,021 2001 2002 2003 2004 2005 2006 2007 2008 $0 $0 $0 $0 $0 $0 0,647 0,051 $0 $0 $0 $0 $0 $0 69900 72107 $0 $0 $0 $0 $0 $0 = $30,000» $30,000 $0 $0 $0 $0 $0 $O $3,885 $3,885 $0 $0 $0 $0 $0 $0 $600 $618 $0 $0 $0 $0 $0 $0 $3,000 $3,000 $0 30 so $0 $0 $0 $7,485 $7,503 2011 3,222,800 3,877,408 87 300 $360,000 $51,256 10.8 332,328 $1.36 $452,572 $36,000 $75,000 $10,678 ‘$7,500 $2 $064,655 $2.41 Est. Year 2001 Fuel Cost $/gat . Est, 2001 Non-Fuel Cost $/kwh = O&M perfkwh = 2008 2010 3,019,770 3,120,511 3,372,077 3,474,169 770 703 300 300 $360,000 $360,000 $51,256 $51,256 10.8 10.8 313,253 322,737 $1.26 $304,412 $0.117 $39,002 $1,094,565 $1,161,535 $36,000 $36,000 $75,000 $75,000 $10,678 $7,500 $2 $626,506 $645,474 $2,260,009 $2,376,534 0 o $0 $0 $0 90 $0 $0 90 $0 $0 $0 $0 $0 $0 90 $0 $0 $0 $0 $0 $0 $2,260,009 $2,376,534 0.759 0.734 $0.748 80.568 $0.28 $442,580 $396,100 $2,643,122 10,258 74332 $30,000 $3,805 ‘$es7 $3,000 $7,522 $0,762 30.559 $0.29 $473,352 $347,313 $2,000,435 10,568 76583 $30,000 $3,885 $656 $3,000 $7,541 0.709 $1,085,855 $1,661,652 $1,686,916 $1,716,277 $1,743,736 $1,771,209 $1,798,965 $0,286,507 $11,004,874 $12,748,610 $14,519,000 $16,318,874 $0.775 $0.550 $0.30 $505,003 $358,708 $3,349,142 10,882 78859 $30,000 $3,685 $675 $3,000 $7,560 $0.02 $0.28 $0.010 2012 3,328,005 3,681,775 eat 300 $360,000 $51,256 10.8 342,023 $1.42 $484,406 $0,132 $46,640 $1,305,909 $36,000 $75,000 $10,678 $7,500 $2 $684,046 $2,626,435 $0,789 90.541 $0.31 $540,604 $370,285 $3,719,427 2012 11,200 81159 $30,000 $3,885, $696 $3,000 $7,581 Fuel inflaction Factor General inflation Factor Discount Rate 2013 2014 2015 3,432,559 3,530,849 3,648,777 3,787,257 3,893,834 4,001,492 865 889 914 300 300 300 $360,000 = $360,000 $360,000 $51,256 $51,256 $51,256 10.8 10.8 381,822 381,722 371,723 $1.47 $1.53 $518,216 = $554,111 $0.137 90.142 $49,415 $52,330 $85,300 $1,383,623 $1,465,236 $1,550,020 $36,000 $36,000 $36,000 $75,000 $75,000 $75,000 $10,678 $10,678 $10,678 $7,500 $7,500 $7,500 $2 $2 $2 $703,643 $723,445 «$743,447 $2,760,331 $2,000,558 $3,047,3 0 o 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 so, $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 so $2,760,331 $2,000,556 $3,047,399 0.662 0.639 0.6 $1,826,741 $1,854,627 $1,862,626 $16,145,618 $20,000,243 $21,862,871 $0.804 80.619 90.835 $0.532 90.524 90.516 $0.32 $0.33 $0.34 $577,204 = $616,176 $657,366 $382,044 $303,085 $406,100 $4,101,471 $4,405,456 $4,001,565 2013 2014 2018 19,521 11,845 12,173 83484 85834 86207 $30,000 © $30,000 $30,000 $3,888 $3,605 $3,605 $716 $738 $760 $3,000 $3,000 $3,000 $7,602 $7,623 $7,645 4.0% 3.0% 35% 2018 3,750,342 4,110,214 938 300 $632,631 0.154 $58,602 $1,640,851 $36,000 $75,000 $10,678 $7,500 $2 $763,646 $3,201,164 ° $0 $0 $0 $0 $0 $0 $360,000 $51,256 10.8 362,020 $1.72 $675,507 $0.160 $61,972 $1,735,213 $36,000 $75,000 $10,678 500 $2 $786,044 $3,362,167 0 $0 $0 $0 $0 $0 $0 $0 %0 $0 $0 Waste Heat Capital Invest per KW Hot Water Waste Heat Boller $100 2018 2019 2020 4,100,862 4,217,977 4,442,601 4,555,415 980 1,014 1,040 300 300 300 $360,000 $360,000 $360,000 $51,256 $51,256 $51,258 108 10.8 10.8 402,313 412,701 423,181 $1.70 $1.86 $1.06 $720,073 $769,171 $820,252 $0166 = -$0.173—$0.180 $85,507 $69,214 $73,101 $1,834,196 $1,938,000 $2,046,820 $36,000 $36,000 $36,000 $75,000 $75,000 $10,678 $10,678 f $7,500 $7,500 $2 $2 $2 $804,627 $825,401 $846,361 $3,530,737 $3,707,220 $3,801,077 0 0 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $o $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $o $0 $0 $0 $0 $3,201,164 $3,362,167 $3,530,737 $3,707,220 $3,801,977 0.807 $1,010,745 $23,703,615 $25,732,507 $27, $0.35 $700,901 $418,415 $5,319,080 2016 12,503 90603 0.877 $1,038,981 $747,180 $430,003 $5,750,662 2017 12,637 93023 $30,000 0.557 $1,967,340 $0.686 30.404 $0.38 $796,070 $443,573 $6,194,456 2018 13,174 95466 $30,000 $3,685 $631 $3,000 $7,716 037 $21 $1,005,623 2019 13,514 97930 $30,000 $3,885 $885 $3,000 $7,741 0.520 $2,024,434 5,760 $31,720,194 $0.923 $0.480 $0.40 $902,539 sat $7,120,343 2020 13,888 100417 $30,000 $3,885 eet $3,000 $7,768 Capital Investment! $0 $0 %0 0 $0 $0 = $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 Debt Service @ 5%, 10 Years $o $0 30 0 $0 %0 $3,885 $3,885, $3,885, $3,885 $3,685 $3,885 $3,665 $3,685 $3,885, $3,005 O&M at 2% of Investment so $0 $0 30 $0 0 $600 seis $637 $675 $696 $716 $738 $760 $831 $855 Replacement @ 5% on Investment so $0 $0 $0 $0 90 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 Total Expenses District Heating so $0 30 0 $0 $0 $5,985 $6,003 $6,022 $6,060 $6,081 96,102 $6,123 $6,145 $6,101 $6,216 96.241 Total Expenses Waste Heat $0 $0 $0 $0 $0 $0 $13,470 $13,506 $13,543 $13,621 $13,661 $13,703 $13,746 $13,700 $13,083 $13,031 $13,081 = $14,033 Waste Heat Sales $0 $0 $0 $0 $0 $O $122,737 $131,662 $141,153 $151,244 $181,067 $173,360 $185,480 $108,306 = $211,04 $226,407 $241,752 $258,024 © $275,273 $203,554 Net Income $0 so $0 $0 $0 $0 $100,267 $118,155 $127,610 $137,662 $148,347 $150,600 $171,757 $184,560 $212,571 $227,860 «= $244,092 $261,202 $279,521 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses: $806,234 $965,156 $1,038,676 $1,117,068 $1,200,625 $1,280,655 $1,933,327 $2,030,618 $2,132,399 $2,238,872 $2,350,245 $2,466,736 $2,568,574 $2,715,005 $2,840,240 $2,088,503 $3,134,208 $3,286,645 $3,445,920 $3,612,456 PW Total Expenses $896,234 $932,518 $060,615 $1,007,532 $1,046,275 $1,085,855 $1,572,763 $1,506,047 $1.61 $1,642,720 $1,686,133 $1,689,580 $1,713,075 $ $1,760,214 $1,783,863 $1,807,588 $1,631,331 $1,855,154 $1,879,040 Accumulated PW Total Expenses $896,234 $1,828,753 $2,708,368 $3,805,899 $4,852,175 $5,038,020 $7,510,703 $9,106,840 $10,726,208 $12,368,037 $14,035,070 $15,724,651 $17,437,726 $1 $20,034,550 $22,718,421 $24,525,000 $26,357,321 $28,212,475 $30,091,514 Accumulated PW Savings From W. H. Sales $0 $0 $0 $0 $0 $0 «= $88.689 §=$181,758 $278,666 $379, $484,639 © $504,224 = $707,890 © $825,808 $048,312 $1,075,194 $1,208,607 $1,342,616 $1,483,286 $1,628,680 7. Power Costs & PCE Payments with Waste Heat Offset 7.8. Power Costs Avg. Cost/kwh $0394 $0.409 $0424 90.440 $0.456 $0473 30.685 $0.605 $0,706 $0.77 90.729 90.741 $0,754 90.767 $0,761 $0,795 90.810 $0,625 90.840 $0,656 PW Avg. Costkwh $0.304 $0.395 $0,306 90.397 $0.307 $0,308 $0.587 90.546 $0,536 $0.526 90.517 $0.508 $0,499 90.401 $0.462 80.475 $0.467 $0.460 90.452 $0.445 7.b PCE Payments PCE Payment $/kwh $0.21 $0.22 $0.22 $0.23 90.241 $0.240 90.221 90.236 90.244 90.252 $0261 $0.270 $0270 90.268 80.208 $0.308 90.319 $0.330 $0.341 PCE Payments $252,961 $27 $202,072 $313,514 $336,308 $360,530 $331,243 $378,320 © $404,039 $431,300 $460,196 = $490,815 = $523,249 = $557,507 $503,061 $632,448 $673,170 $716,248 $761,800 PW PCE Payments $252,061 $262,716 $272,652 $262,771 $293,073 $303,556 $269,467 $287,307 $206,456 $305,757 $315,209 «= $324,813 $334,568 $344,474 $354,530 $364,736 $375,003 $385,509 $396,255 Accumulated PW PCE Payments $252,061 $515,676 $788,320 $1,071,100 $1,364,173 $1,667,720 $1,037,196 $2,215,506 $2,502,813 $2,799,268 $3,105,026 $3,420,235 $3,745,048 $4,079,616 $4,424,000 $4,778,619 $5,904,047 $6,300,302 Accumulated P.W of PCE Savings $0 $0 $0 $0 $0 $0 «$44,755 = $91,515 $140,308 = $191,165 6 = $200,102 $356,422 $415,840 $477.475 = $541,360 $746,834 = $820,040 6. Potential Rate Reduction.kwh From Sales of Waste Heat $0 $0 $0 $0 $0.000 $0.000 $0.039 $0.040 90.042 90.044 90.046 90.048 $0.050 $0.052 90.084 90.057 $0.064 $0.066 Kasigluk Nunapitchuk Fuel Colts - Propane Fuel Year 1. Load Requirements kWh Sales kWh Generated KW Demand 2, Fuel Cell Generators 100kw Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fue! Fuel Cost $/Gal Fuel Cost Fuel Cost $/kwh O&M ‘Other Non-FusiCost Replace at 10% of Cost Enargy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fuel Storage $/ga! Propane Fuel Storage Cost $ Total Expense Turbine Generation Diesel Genertion kWh /Gal Gal Fue! Fuel Cost $/Gal Fuel Cost Fuel Cost$/kwh Variable Non-Fue! Costs $/kwh Variable Non-Fuel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FuelCost Total Diese! Generation Expenses Total Generation Expenses 3. Present Worth Expenses PW Factor PW Total Cost $ ‘Accumulated PW Total Costs 4. Power Costs & PCE Payments 4.8 Power Costs ‘Avg. Costikwh PW Avg. Costikwh 4b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments ‘Accumulated PW PCE Payments Year 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diese! Fue! Gal Equivalent) Capital investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Sys Losses 1909 = Sys, Losses 2020 = Load Factor . ‘Avg. Eligible PCE kwh ‘Sold as % of Total = 2001 2002 2,300,517 2,304,012 2,040,548 2,730,200 eos 623 0 0 $0 0 $0 30 0 o 0 o $0.62 $0.85 $0 so so 0 $0 $0 so so $0 $0 $0 $0 $0 $0 $0 so $0 $0 $0 $0 $0 $0 53 87 408,217 8,541 $122 $127 $807,624 $607,172 $0230 90.222 $0.112 $258,666 $0,168 $387,009 $418,439 $646,665 $697,308 $1,254,489 $1,304,571 ‘$1,254,489 $1,304,571 1.000 066 $1,254,489 $1,260,455 $1,254, $2,514,044 $0.543 $0,545 $0543 $0526 $0.21 $0.22 $218,249 $234,240 $218,249 $226,319 $218,249 $444,560 2001 2002 $0 $0 $0 $0 $0 $0 $0 so $0 so $0 so $0 $0 15.00% Fuel Efficiency Btu/kwh = 8500 Est, Year 2001 Fuel Cost $/gal . 8.00% Btu/gal 91,500 os Est. 2001 Non-Fus! Cost $/ewh = Fuel Cell Installed Costkw = $1,200 O&M perfiwh = 45% Avg. PCE per kwh sold = 021 2003 2004 2005 2006 2007 2008 2008 2010 2019 2,401,861 2,570,304 2.660.208 2.751.820 2.844 2,939,487 3.232.474 2,821,026 2,013,011 3,006,138 3,100,304 3,19: 3,202,225 3,588,046 644 06s 686 708 730 752 819 0 0 0 0 300 300 300 300 300 $0 $0 $0 $360,000 $360,000 $360,000 $360,000 $0 $0 $0 $51,256 = $51,256 $51,256 $51,256 0 o ° 10.8 10.8 10.8 108 0 ° 0 296,874 «305,835 324,057 933,316 $0.89 $0.96 $1.00 $1.04 $1.08 17 $121 $0 $0 $0 $308,025 $330,016 $378,213 $404,579 $0 $0 $0 $0.06 $0.100 $0,108 $0.113 $0 $0 $0 $34,921 $37,054 941,653 $44,128 $0 $0 $0 $977,786 $1,037,520 $1,100,300 $1,166,287 $1,235,506 $0 $0 $0 = $36,000 $36,000 936,000 $36,000 $36,000 $0 $0 $0 = $75,000 $75,000 $75,000 $75,000 $0 $0 $0 «$10,678 $10,678 $10,678 $10,678 $0 $0 $0 $7,500 $7,500 $7,500 $7,500 $0 $0 $0 $2 $2 $2 $2 $0 $0 $0 $593,748 $611,670 $648,115 $066,632 $0 $0 $0 $2,019,914 $2,121,605 $2,339,702 $2,456,369 61 os 7 7 ° o ° ° ° 401,667 © 447,070 $434,347 $423,186 $0 $0 $0 $0 $0 $1.32 $1.37 $143 $148 0 so $0 $0 $0 $600,193 $613,520 $619.912 $628,142 $0 $0 $0 $0 $0 $0216 $0.211 $0206 $0203 $0 $0 $0 $0 $0 $0,121 90.126 90.131 $0 $0 $0 $0 90 $300,648 $323,819 $348,563 $0 $0 $0 0 90 $0.182 $0, $0,197 0 $0 $0 $0 90 $450,972 $485,720 $522,845 $0 $0 $0 $0 90 $800,548 §=$871,400 0 $0 90 $0 $0 423,077 $1,491,320 $1,565,588 Rd $0 $0 $0 $0 '7 $1,491,320 $1,565,588 $2,010,914 $2,121,605 $2,228,219 $2,330,702 $2,456,360 0.934 0.902 0.871 0.842 O84 0.786 0.750 0.734 0.700 $1,270,334 $1,263,534 $1,200,600 $1,318,183 $1,643,202 $1,667,633 $1.6 1 $6,368,411 $7,686,504 $0,329,796 $10,007,428 $12,680,563 $14,406,275 $16,147,642 $17, 93,785,278 $5,068. 90.548 $0554 90.561 $0,569 90.710 90.722 90.734 $0512 $0499 = $0480» $0479 = $0.578 90.507 $0,587 $0.22 $0.23 $0.24 $0.28 $0.26 $0.27 $0.28 $251,230 $260,301 $288,485 $308,855 $330.476 $353,416 $377,747 $234,534 $242,804 $251,398 $260,048 $268,842 $277,782 $206,666 $679,103 $921,096 $1,173,304 $1,433,442 $1,702,285 $1,980,066 $2,206,032 2003 2004 2008 2006 2007 2008 2008 $0 $0 $0 $0 9.722 10,015 $0 $0 $0 $0 70446 72872 $0 0 $0 $0 © $30,000 $30,000 $0 $0 $0 $0 $0 $0 so so $0 $0 $0 $0 $0 $0 so so 90.747 $0.760 $0,548 $0,539 $0.29 $0.90 $403,547 $430,804 $206,005 $305,469 $2,563,027 $2,068,495 2010 2011 $0.82 $0.28 $0.010 $360,000 $51,258 10.8 342.670 $1.26 $432,571 90.117 $46,728 $1,308,382 $36,000 $75,000 $10,678 $7,500 2 $685,341 $2,578,455 $0 $2,576,455 195 $1,716,712 $1,741,966 $1,766,102 90.774 $0.530 $0.31 $450,872 $314,988 $3,183,483 2012 19,221 81313 $30,000 $3,885 $696 $3,000 $7,581 2013 3,435,465 $360,000 $81,256 10.8 352,120 $1.31 $482,278 22 $40,457 $1,384,704 $36,000 $75,000 $10,678 $7,500 92 $704,230 $2,706,204 so $0 0 $0 $0 $0 $0 $0 $0 so $2,708,204 0.662 $1,790,020 3,743 $19,704,663 $21,520.41 $0.788 $0.521 $0.32 $490,571 $324,651 $3,508,134 2013 11,531 83555 $30,000 $3,885 3716 $3,000 $7,602 Fuel inflaction Factor 4.0% General inflation Factor 3.0% Discount Rate 3.5% 2014 2015 2016 3,644,590 3,751,453 3,996,000 4,101,580 913 936 300 300 300 $360,000 $360,000 $360,000 $51,256 $51,256 $51,256 108 10.8 10.8 361,662 371,207 381,022 $1.37 $142 $1.48 $403,709 © $527,232 $562,683 $0.127 $0.132 $0.137 $52,321 $55,326 $58,470 $1,464,003 $1,540,141 $1,637,408 $36,000 $36,000 $36,000 $75,000 $75,000 $10,678 $7,500 $2 $742,504 ° ° $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 72 $3,126, 06: oe 0.507 $1,815,826 $1,640,621 $1,865,000 $0,602 $0818 $0.833 $0.513 $0.505 90.407 $0.33 $0.34 $523,081 $557,501 $334,460 $344,414 $354,512 $3,042,505 $4,187,008 $4,541,521 2014 2018 2016 11,843 12,150 12477 eset 88106 0413 $30,000 $30,000 $30,000 $3,885 $3,005 s $3,000 $3,000 $7,623 $7,045 $7,668 $23,361,310 $25,227,218 $27,111 Waste Heat Capital Invest per KW Hot Water Waste ‘Heat Boller = $100 2017 2018 2019 2020 3,850,048 3,960,777 4,081,240 4,194,235 4,207,234 4,313,824 4,421,343 4,520,774 oer 98s 1,000 1,034 300 300 300 300 $360,000 $360,000 $360,000 $51,286 $51,256 $51,256 10.8 108 10.8 300,838 400,738 420,700 $1.54 $1.60 $1.73 $600,263 © $640,090 $726,979 $0.1 $0.148 $0.160 961,71 $65,250 $72,600 $1,720,070 $1,827,013 $2,035,308 $36,000 $75,000 $10,678 $7,500 $2 $801,476 seat $3,430,263 $3,782, ° ° $0 so $0 $0 $0 $0 $0 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $3,270,124 $3,430,263 $3,782, 0877 0.587 0538 0.520 $1,891,000 $1,016,370 $1,041,751 $1,967,233 308 $20,034,680 $30, $32,043,663 $0.850 $0,866 $0.84 $0,002 $0.490 90.483 $0.476 $0460 $0.36 $0.38 $0.40 $632,481 © $673,262 $761,003 $364,756 $375,144 $385,677 $306,355 $4,006,276 $5,281,420 $5,667,007 $6,063,453 2017 2018 2019 2020 12,798 13,780 92742 0852 $30,000 $30,000 $3,685 93,885 $806 $081 $3,000 $3,000 $3,000 $7,601 $7,716 $7,768 Capital investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales ‘Net Income 6. Total Generation Expenses Minus Net Income from Waste Heat Sales. Total Expenses PW Total Expenses Accumulated PW Total Expenses Accumulated PW Savings From W. H. Sales 7. Power Costs & PCE Payments with Waste Heat Offset 7.8. Power Costs ‘Avg. Costkwh PW Avg. Costikwh 7b PCE Payments PCE Payment S/kwh PCE Payments PW PCE Payments Accumulated PW PCE Payments ‘Accumutated P.W of PCE Savings 8. Potential Rate Reduction.kwh From Sales of Waste Heat $0 30 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $1,254,489 $1,304,571 $1,254,480 $1,260,455 $1,254,489 $2,514,044 $0 $0 $0543 $0545 $0543 $0526 $0.21 $0.22 $234,240 $218,249 $226,319 $218,240 $0 so $0 $0 $0 $0 $0 $0 $0 $0 $0 $1,360,814 $1,270,334 93,785,278 30 $0548 $0.512 $0.22 $251,239 $234,534 $0 so $1,423,077 $1,283,534 $5,068,811 0 90.554 $0.499 $0.23 $269,301 $242,804 $921,096 $0 $0 $0 $0 $0 $0 $0 $0 $0 $1,500 $1,500 so $0 $5,085 $6,003 $0 $0 $13,470 $13,506 $0 $0 $110,237 $118,107 $0 $0 «$96,766 §=— $104,601 $1,401,320 $1,565,588 $1,023,148 $2,017,004 $1,200,600 $1,318,183 $1,564,482 $1,585,418 $6,388,411 $7,686,504 $9,251,076 $10,836,404 $0 $0 «= $78,720 = $160,935 $0.561 $0,569 30.676 0.686 $0489 © $0479 = -$0.550 30.830 $0.241 $0.249 $0226 $0.233 $288,485 $308,855 $269.108 $308,600 $251,308 $260,048 $235,190 $242,635 $1,173,304 $1,433,442 $1,668,632 $1,011,267 $0 $0 = $33,653 $68,600 $0.000 — $0.000 $0.034 $0.036 $1,500 $6,022 $13,543 $126,470 $112,027 $2,115,202 $1,606,377 $12,442,871 $246,603 $0.607 0.520 $0.241 $320,471 $250,204 $2,161,471 $105,461 $0.037 $1,500 96,041 $13,582 $135,356 $129,774 $30,000 $3,885 $675 $1,500 $6,060 $13,621 $144,702 $131,171 $30,000 $3,885 $006 $1,500 $6,081 $13,661 $154,800 $141,148 $2,217,028 $2,325,199 $2,437,307 $1,627,362 $1,648,377 $1,660,423 $14,070,233 $18,718,610 $17,388,033 $336,042 $429,032 $0.719 $0.510 90.258 $374,818 $205,716 $2,685,084 $163,411 $0.044 $525,710 $0.731 $0.501 $0266 $300,532 $273,658 $2,958,742 $224,744 $0.042 $30,000 $3,085 $718 $1,500 $6,102 $13,703 $105,441 $151,738 $30,000 $3,685 $738 $1,500 $6,123 $13,748 $176,722 $162,076 $30,000 $3,085 $760 $1,500 $6,145 $13,700 $186,687 $174,807 $2,554,465 $2,676,896 $2,604,630 $1,600,502 $1,711,618 $1,732,773 $19,078,538 $20,790,154 $22,522,927 128 90.744 $0.492 $0.275 $425,702 $281,723 $3,240,465 $267,670 90.044 $730,336 90.7568 90.484 90.285 $3,530,378 $312,218 90.046 $838,384 90.770 $0.475 $0.204 $482,732 $358,400 80.048 $30,000 $3,605 $783 $1,500 $6,168 $13,836 $201,374 $187,538 $30,000 $3,885 ‘$806 $1,500 $6,191 $13,883 $214,824 $200,041 $831 $1,500 $6,216 $13,931 $220,077 $215,145 $1,753,069 $1,775,207 $1,796,490 $24,276,895 $26,052,102 $27,648,503 $20,666,414 $31,505,616 $050,323 $1,066,207 $1,186,087 $1,310,016 $1,438,047 $0,783 $0.468 30.304 $513,759 $306,658 ($4,135,257 $406,263 90.707 90.460 $0.315 $546,570 $315,215 $4,450,473 $455,804 $0.052 $0.812 $0.453 $0.325 $581,287 $323,605 $4,774,368 $507,052 90.054 $13,081 $244,178 $230,107 $1,817,622 $0.627 $0,445 $0,336 617,982 $332,606 95,107,066 $560,032 $14,033 $260,173 $246,140 508 $3,078,184 $3,224,118 $3,376,584 $3,535,067 $1,639,202 30.843 30.439 $0.348 $056,768 $341,622 $5,448,687 $614,765 Upper/Lower Kalskag ‘Sys Losses 1999 = 15.00% Ful Efficiency Btuykwh = 8500 Est. Year 2001 Fusl Cost $/gal $0.66 Fuel Inflaction Factor 4.0% Waste Heat Capital invest per KW Fuel Celis - Propane Fust ‘Sys. Losses 2020 = 8.00% Btugal 91,500 ‘General inflation Factor 3.0% Load Factor . 05 Est. 2001 Non-Fusl Cost Sewn = $0.28 Discount Rate 35% Hot Water Waste Avg. Eligible PCE kwh Fuel Cell Installed Cost/kw = $1,200 O&M perfkwh = $0.010 Heat Boiler = $100 Sold as % of Total = 74% Avg, PCE per kwh sold = 02 Year 2001 2002 2003 2004 2005 2008 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 1. Load Requirements kWh Sales 1,016,129 1,052,077 1,088,644 1,125,829 1,163633 1.202.055 1,241,096 1,280,756 1,321,035 1,361,932 1,403,448 1,445,583 1,488,236 1,531,708 1,575,608 1,620,308 1,685,635 1,711,382 1,757,847 1,804,931 kWh Generated 1,161,774 1,199,368 1,237,425 1,275,940 1.314.905 1,384.315 1,394,185 1,434,447 1,475,158 1,516,284 1,557,827 1,599,779 1,642,131 1,684,879 1,728,015 1,771,537 1,815,433 1,859,702 1,904,334 1,049,225 KW Demand 285 274 283 201 300 309 318 327 337 348 356 365 375 385 395, 404 a4 425 435 445 2, Fuel Cell Generators 100kw 0 o o 0 ° 0 00 300 300 300 300 300 300 300 300 300 300 300 300 300 3. Expenses 3.0 Expenses Capital Cost Turbine Generation 0 $0 30 $0 $0 $0 $360,000 $380,000 $360,000 $360,000 $360,000 $380,000 $380,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $380,000 Debt Service @ 7%, 10 Years 30 $0 30 $0 $0 $0 $51,256 $51,256 $51,258 $51,256 $51,256 $51,256 $51,258 $51,256 $51,256 $51,258 $51,258 «$51,256 «$51,256 «$51,256 kWh /Gal 0 0 0 0 0 0 108 108 108 108 108 10.8 108 108 108 108 108 108 108 108 Gal Fuel 0 0 0 0 0 0 129,513 133,255 137,038 140.857 144,716 148.613 (182,548 188,519 160,528 «164,569 «168,647 «172,750 176,005 181,085 Fusl Cost $/Gal sos $089) $093 $087 $101 $105 $1.00, $4.13 $1.18 81.22 $127 $1.32 $1.88 81438 81.49 $1.55 $1.61 $1.68 $1.74 $1.81 Fuel Cost 0 30 0 0 0 $0 $140,932 $150,804 $161,268 $172,416 $184,225 $196,754 $210,041 $224,129 $290,062 $254,888 $271,650 $289,405 $308,205 $328,106 Fual Cost kwh 90 80 $0 90 $0 $0 $0101 $0105 = $0.109 $0114 §=— $0118 $0123 $0128 «$0133 $0138 «= $0144 «= $0150 $0158 = SO1e2 «= 80.168 O&M 30 so 9 90 $0 $0 $15,234 $16,145, $17,101 $18,105 $19,159 ‘$20,266 $21,426 $22,643 $23,920 $25,258 $26,660 $28,130 $29,669 $31,281 Other Non-FusiCost $0 $0 $0 30 so $0 $426,564 $452,055 $478,831 $508,048 $536,461 $567,434 $500,030 $634,014 $869,754 $707,221 $746,487 $787,630 $830,729 $875,887 Replace at 10% of Cost 0 $0 $0 $0 so $0 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $38,000 $36,000 $38,000 Energy Storgy System 0 $0 90 0 $0 $0 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 -—«$75,000 Debt Service @ 7%, 10 Years 0 $0 $0 90 30 $O $10,678 $10,678 $10678 $10,678 $10678 $10,678 $10678 $10,678 $10678 $10678 $10,678 $10,678 $10,678 —$10.678 Replace and O&M 10% of Cost 0 $0 30 90 $0 $o $7,500 $7,500 $7,500 $7,500 ‘$7,500 $7,500 ‘$7,500 $7,500 $7,500 $7,500 $7,500 $7,500 = $7,800 —s‘$7,500 Propane Fuel Storage $/gal so $0 $0 90 so 9 2 2 2 $2 2 2 $2 2 $2 2 $2 2 2 $2 Propane Fuel Storage Cost $ $0 $0 $0 0 so $0 $259,025 $206,500 $274,073 $281,714 $280,432 $297,227 $305,005 $313,038 $221,052 $320,138 $337,204 $45,518 $353,811 $962,170 Total Expense Turbine Generation 0 $0 so $0 $0 $0 $047,189 $990,948 $1,036,728 $1,084,616 $1,134,712 $1,187,114 $1,241,027 $1,200,258 $1,350,222 $1,421,937 $1,487,525 $1,556,118 $1,627,848 $1,702,858 Diesel Genertion kWh /Gal 124 12.4 125 125 13 13 ° 0 ° 0 ° 0 0 0 0 0 0 0 ° ° Gal Fuel 93,601 06,478 99,287 102,118 $104,971 $107,846 $0 $0 $0 $0 $0 $0 90 0 so 30 $0 $0 0 0 Fuel Cost $/Gal $123 $128 $133 $1.38 $1.44 $1.50 $0 $0 30 $0 $0 $0 $0 $0 so 30 9 $0 9 $0 Fusl Cost $115,241 $123,414 $132,088 $141,289 $151,048 $161,380 $0 $0 $0 30 30 30 $0 9 so 90 $0 $0 0 so Fusl Cost$iiowh $0099 $0103 $0107 $0111 $0115 $0119 $0 $0 $0 $0 90 0 $0 $0 $0 0 $0 #9 %0 ee) Variable Nor-Fusl Costs $/kwh $0112 $0116 = $0121 $0128 © $0131 $0138 $0 $0 $0 $0 $0 90 $0 0 so 90 0 90 2 9 Variable Nor-Fusl Costs $113,808 $122,546 $131,877 $141,837 $152,464 $163,708 $0 $0 $0 $0 $0 $0 $0 $0 so $0 $0 $0 so so Fhad Non Fusl Costs $/kwh $0168 $0175 = $0182 $0189 $0.197 $0,204 $0 30 0 #9 $0 $0 $0 0 $0 30 $0 9 0 $0 Foed Nor-Fusl Costs $170,710 $183,819 $197,816 $212,758 $228,606 $245,697 $0 $0 so 90 $0 r $0 0 $0 90 $0 90 0 $0 Total Nor-FueiCost $284,516 $308,365 $329,604 $354,503 $381,160 $400,405 $0 $0 $0 $0 $0 90 $0 9 so 90 0 90 0 9 Total Diesel Generation Expenses $309,757 $420,779 $461,781 $495,882 $532,208 $570,885 $0 0 9 $0 $0 $0 $0 $0 $0 $0 $0 $0 so $0 Total Generation Expenses. $399,757 $420,779 $461,781 $495,882 $532,208 $570,885 $047,189 $000,948 $1,096,728 $1,084,616 $1,134,712 $1,187,114 $1,241,027 $1,200,258 $1,359,222 $1,421,037 $1,487,525 $1,556,118 $1,627,848 $1,702,858 3.b, Present Worth Expenses PW Factor 1.000 0988 0934 002 0871 0842 0814 0786 0750 0734 0700 068 0882 0639 0618 0.597 0877 0.557 0538 0.520 PW Total Cost $ $300,757 $415,245 $431,078 $447,257 $463,787 $480,670 $770,530 $778,878 $787,202 $705,816 $804,419 $813,109 $821,886 $830,751 $830,702 $848,741 $857,885 $867,075 $876,370 $885,751 ‘Accumuated PW $399,757 $815,002 $1,246,080 $1,693,337 $2,157,124 $2,637,794 $3,408,333 $4,187,200 $4,974,511 $5,770,327 $6,574,745 $7,387,854 $8,200,741 $9,040,402 $9,880,195 $10,728,036 $11,586,800 $12,453,875 $13,330,245 $14,215,996 Total Costs 4 Power Costs & PCE Payments 4.2 Power Costs ‘Avg. Costfcwh $0383 $0409 $0424 $0440 «$0457 S075. ««$0.783 «$0774 «= $0.785 «$0708 «= $0809 «$0R21 «= $0834 «= $0848 $0883 «= S08TB RS S09 SOB SUMS PW Avg. Costikwh $0303 $0305 $0996 $0307 | $0309» $0,400 S021 «= $0808 $0806 «= $0584 «= $0573 $0582 «= SUSSZ «$0542 80833) $0524 «= $0515 «= $0807 80.409 «$0.40 4b. PCE Payments PCE Payment $/kwh $020 $021 = $021 $022 $023 $024 = $025 = $025) 0288027 28 200300318082 $034 $0.35 $0.8 $037 $0.38 PCE Payment $150,387 $161,157 $172,505 $184,738 $197,624 $211,204 $225,702 $241,163 $257.454 $274,714 $202,906 $312,355 $302,840 $354,538 $377,485 $401,758 $427,428 $454,564 $483,247 $513,557 PWPCE Payments $150,387 $155,707 $161,119 $168,623 $172,218 $177,904 $183,682 $189,552 $195,513 $201,566 $207,710 $213,946 $220,274 $228,603 $233,203 $230,808 $246,409 $253,285 $280,161 $267,130 ‘Accumulated PW PCE $150,387 $306,004 $467,214 $633,638 $808,054 $083,958 $1,167,641 $1,357,192 $1,552,708 $1,754,272 $1,061,082 $2,175,028 $2,306,202 $2,622,805 $2,856,008 $3,005,004 $3,342,403 $3,505,687 $3,855,849 $4,122,978 Payments Year 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Chose! Fust Gal Equvalert) Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses PW Total Expenses ‘Acoundated PW Total Expenses Accumulated PW Savings From W. H. Sales 7. Power Costs & PCE Payments with Waste Heat Offset 7.0 Power Costs ‘Avg. Costtkwh PW Avg. Cost/kwh T.b PCE Payments PCE Payment $fowh PCE Payments PWPCE Paymerts ‘Acoumudated PW PCE Payments Accumuated P.W of PCE Savings 6. Potential Rate Reduction kwh From Sates of Waste Heat 3 3 : 3 88 S8ESES SESESES $0.20 88 SSEBSS SEESESE $415,245 $815,002 $0.409 90.305 $0.21 88 S8EBSSE SEESEES $461,781 $431,078 $1,246,080 #0 90.424 90.306 $0.21 SS SSESSE SEEEESE $495,682 $447,287 $1,603,337 90.440 $0.307 g 3 : 4241 ‘$30,000 $3,685 $3,000 $7,485 ‘$30,000 $3,685 $1,500 $13,470 SS SEEESS SESEEEE BS S8EESE SEEEEES $532,208 $570,885 $910,223 $463,787 $480,670 $740,467 $2,157,124 $2,637,704 $3,378,280 so $0 = $30,073 90.457 90.475 $0.733 $0.309 90.400 $0.57 90.230 90.238 90.218 $150,387 $161,157 $172,505 $184,738 $197,624 $211,204 $190,806 $150,387 $155,707 $161,119 $166,623 $172,218 $177,904 $162,541 $150,387 $306,094 $467,214 $633,836 $806,054 $983,958 $1,146,490 so 0 0 $o $21,141 $0000 $0000 $0.030 $1,500 $6,022 $13,543 $57,722 $44,179 2010 4613 33424 $30,000 $3,685 $656 $3,000 $7,541 ‘$30,000 $3,885 $656 $1,500 96,041 $13,582 981,705 $48,123 211 4739 sO ‘$30,000 $3,885 $875 ‘$3,000 ‘$7,560 $30,000 $3,885 675 $1,500 $8,060 $13,621 965,031 $62,310 4867 $3,000 $7,581 $30,000 $3,885 $1,500 $6,081 $13,661 $70,415 $56,753 $950,484 $992,548 $1,036,493 $1,082,402 $1,130,361 $747,072 $753,752 $760,507 $4,125,332 $4,879,084 $5,639,501 961,877 $95,427 $130,736 90.742 90.751 $0,583 90.571 90.224 90.232 90.761 90.558 $212,717 $226,306 $240,863 $167,193 $171,928 $176,743 $1,313,693. $1,485,621 $1,662,364 $1,844,005 $2,030,623 $43,499 $67,085 $01,007 $117,977 $145,305 90.002 $0.033 $767,335 $774,236 96,408,926 $7,181,162 ‘$167,820 90771 ‘90.547 $0.247 $256,222 $181,641 90.037 30.782 90.536 $0.255 $272,458 $186,619 2013 495 6108 $30,000 $3,685 $716 $3,000 $7,602 ‘$30,000 $3,685 s716 $1,500 96,102 $13,703 $75,170 961,467 $1,180,460 $781,209 $7,962,371 $247,370 30.793 90.525 90.263 $280,638 $191,677 $2,222,301 $173,901 90.041 6,125 ‘37141 ‘$30,000 $3,685 ‘$3,000 $7,623 ‘$30,000 $3,685 $1,500 $6,123 $13,748 $80,212 $86,466 $1,232,783 $788,253 $8,750,624 $289,869 $0,805 90.515 90.272 $307,812 $198,616 $2,419,117 $203,778 ‘$30,000 $3,685 $3,000 $7,645 ‘$30,000 $3,885 $1,500 96,145 $13,780 $85,556 $71,768 $1,287,456 $795,367 $9,545,990 $334,204 $0817 ‘0.505 ‘$0.280 $327,034 $202,035 $2,621,152 $234,946 90.046 2016 5,380 39051 $30,000 $3,685 $783 ‘$3,000 $7,668 ‘$30,000 $3,885 $763 $1,500 $6,168 $13,636 $91,219 $77,383 $1,344,554 $802,551 $10,348,542 $380,304 $0.20 $347,358 $207,334 $2,828,487 $267,417 2017 8,523 40018 ‘$30,000 $3,885 ‘$808 ‘$3,000 $7,601 ‘$30,000 $3,685 ‘$808 $1,500 96,191 $13,683 $97,219 $83,336 $1,404,189 $809,604 $11,158,346 $428,454 90.843 0.486 90.299 $368,641 $212,713 $3,041,200 $301,203 90.050 5,057 $30,000 $3,685 $831 $3,000 $7,716 $30,000 $3,885 $831 $1,500 6216 $13,931 $103,573 $80,642 $1,466,476 $817,128 $11,975,472 ‘$478,403 90.857 90.477 ‘$0309 $391,545 $218,171 $3,250,370 $396,317 2019 2020 5,793 6,930 41978 42970 ‘$30,000 ‘$30,000 $3,685, $3,685 $855 $881 ‘$3,000 $3,000 $7,744 $7,768 ‘$30,000 ‘$30,000 $3,685 $3,885 $855 $881 $1,500 $1,500 $6,241 $6,208 $13,061 $14,033 $110,301 $117,423 $96,320 $103,391 $1,531,528 $1,500,467 $824,515 $831,972 $12,790,088 $13,631,950 $530,257 $584,037 90.871 90.886 90.469 90.461 $0319 $0.330 $415,534 $440,874 $223,707 $220,323 $3,483,078 $3,712,401 $372,771 $410,578 90.085 $0.057 Marshall Fusl Cells - Propane Fust Year 1. Load Requirements kWh Sales. kWh Generated KW Demand 2, Fuel Cell Generators 100kw 3. Expenses 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh (Gal Gal Fust Fusl Cost $/Gal Fusl Cost Fusl Cost $fewh aM Other Non-FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fusl Storage $/gal Propane Fusl Storage Cost $ Total Expense Turbine Generation Diesel Genertion kWh Ga Gal Fust Fusl Cost $/Gal Fusl Cost Fuel Cost$/wh Variable Non-Fusl Costs $/kwh Variable Non-Fusi Costs Fixed Non-Fusl Costs $fwh Foed Non-Fusl Costs Total Non-FusiCost Total Diesel Generation Expenses: Total Generation Expenses: 3.b. Present Worth Expenses PW Factor PW Total Cost $ Accumuated PW Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs ‘Avg. Costicwh PW Avg. Costhwh 4b. PCE Payments PCE Payment S/wh PCE Payment PW PCE Payments Accumuated PW PCE Payments Year 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fuel Gal Equivelert) Capital investment Debt Service @ 5%, 10 Yeors (O&M at 2% of Investment ‘Sys Losses 1999 = Sys. Losses 2020 = Load Factor . Avg. Eligible PCE kwh Sold a8 % of Total = 2001 2002 944,643 966,011 4,080,042 1,101,253 27 288 ° ° SESBEEESESSSA008S BEBEBESEESES008E 84,378 = 85,965 $114 $1.10 $96,191 $101,920 $0112 $0116 $105,800 $112,521 90.168 = $0.175 $158,700 $168,781 $264,500 $281,302 $360,691 $383,222 $360,691 $383,222 1.000 0.986 $360,691 $370,263 $960,691 $730,054 $0382 $0307 $0382 $0.383 $0.20 $021 $109,579 $115,979 $109,579 $112,057 $109,579 $221,636 BSsss SBsss $379,004 $389,687 4 $1,110,949 $1,500,835 $1,900,777 $2,310,938 15.00% Fuel Efficiency Btukwh = 8.00% Btugal 05 Fuel Cell Installed Costkw = 58% Avg. PCE per kwh sold = 2003 «= 2006 25 2008 987,617 1,009,460 1,031,541 1,053,859 1,122,501 1,144,055 1,165,641 1,187,348 256 2681 266 271 ° ° ° ° $0 2 so so co $0 0 0 o ° o ° 0 ° o ° $0.82 $085 $089 $0.92 0 9 $0 0 $0 0 0 9 0 0 0 9 0 0 so co $0 $0 90 90 cu 0 0 co 0 a 0 co $0 0 $0 90 so 90 $0 co $0 2 0 $0 0 $0 $0 $0 128 128 13 13 87,558 60,150 $90,767 $92,382 $1.23 $1.28 $1.33 $1.30 $107,062 $114,333 $121,051 $128,132 $0.096 $0.100 90.104 $0.108 90.121 90.128 $0.131 90.136 $119,630 $127,177 $135,157 $143,604 90.182 $0.189 90.197 $0.204 $179,450 $190,765 $202,735 $215,406 $200,098 $317,941 $337,802 $350,011 $407,050 $432,274 $458,943 $487,143 $407,059 $432,274 $458,043 $487,143 0.934 0.902 0871 0.642 $390,042 $410,161 90.412 90.428 $0445 90.462 $0.385 $0,386 $0388 90.380 $0.21 $022 $0.23 $0.24 $122,723 $129,628 $137,311 $145,192 $114,564 $117,097 $119,659 $122,248 $336,199 $453,297 $572,956 $695,203 2003 2004 2005 2008 co co $0 0 0 0 0 0 0 20 2 2 $0 0 * so $0 9 0 0 Bsssesssesso SESEBEEEEEO § i $668,115 $668,387 $2,979,053 $3,647,430 Est. Year 2001 Fuel Cost $/gat Est 2001 Non-Fusi Cost S/wh = 8M perfkwh = 2009 2010 2011 1,122,238 1,145,503 1,169,008 1,253,164 1,275,327 1,297,599 296 286 21 0 300 $360,000 $360,000 $360,000 $51,256 $51,256 = $51,256 108 108 10.8 116,414 118,473 120,542 $1.04 $1.08 $1.12 $121,084 $128,154 $135,608 ‘90.007 ‘$0.100 $0.105 $14,528 $15,228 8 $15,950 $408,773 $428,386 $446,847 $96,000 $36,000 $36,000 $10678 $10678 $10,678 $7,500 ‘$7,500 ‘$7,500 $232,828 $236,946 $241,084 $880,647 $912,148 $944,932 o 0 ° 9 so 0 0 0 $0 90 0 9 0 0 9 9 0 90 9 0 0 9 $0 $0 *” 2 $0 2 9 0 co 9 co $880,647 $012,148 $944,932 0750 Om 0.709 $068,773 $669,271 $669,880 $4,316,213 $4,985,484 $5,655,364 90.785 $0.796 $0.808 $0.506 90.584 $0573 $0.26 $0.27 $0.28 $171,421 $181,100 $191,284 $130,179 $132,878 $135,605 $1,077,754 $1,210,633 $1,346,238 2008 2010 2011 3,812 3,880 3,947 27624 28113 (28604 $3,685 $3,885 $3,685 $637 $656 ‘$675 $696 Fuel Inflaction Factor General inflation Factor Discount Rate Hot Water Waste Heat Boiler = 1,192,750 1,240,946 1,285,300 1,315,019 1,365,588 wo $360,000 $360,000 $51,256 $51,256 $360,000 $380,000 $1,014,562 $1,051,522 $1,089,902 $1,130,037 $1,171,721 $1,215,113 Seeessssssso SBS8ESEEESO Ressesesssso BESEBEEEEBO SESSSBBEBESO ‘$1,089,992 $1,130, $1,307,3 fi $673,377 $674,508 ‘$7,069,729 $8,343,108 $9,017,615 $10,370,419 $237,602 $250,717 $146,766 $140,651 $1,484,597 $1,625,737 $1,760,687 $1,916,473 $2,086,124 $2,218,686 $2,374,128 $2,532,536 $7380 $760—is«S7BS SKS Waste Heat Capital invest per KW $100 1,301,229 1,502,527 SESEBESESEO 6 $11,728,912 $0940 30.489 90.38 $310,258 $161,363 $2,693,918 2020 4571 33121 $30,000 $3,885 $881 Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investmentt Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement @ 5% on investment: Total Expenses District Heating Total Expenses Waste Hest Waste Heat Sales Net Income 6. Total Generation Expenses Minus: Net Income from Waste Heat Sales Total Expenses PW Total Expenses Accumuated PW Total Expenses Acoumuated PW Savings From W. H. Seles: 7. Power Costs & PCE Payments with Waste Heat Offset 7.0. Power Costs Avg. Costiewh PW Avg. Costfcwh 7.b PCE Payments PCE Payment $fewh PCE Payments PWPCE Payments ‘Accumulated PW PCE Payments Accumulated P.W of PCE Savings 8, Potential Rate Reduction. kwh From Sales of Waste Heat 88 S888ss 88 $360,691 $360,691 $360,691 90.382 90.382 $0.20 $109,578 $115,979 $122,723 $129,828 $137,311 $109,579 $112,057 $114,564 $117,007 $119,659 $122,248 $109,579 $221,636 $336,199 $453,207 $572,956 $695,203 0 so 88 BS88SSs8 88 88 888888 88 $363,222 $370,263 $379,904 $380,887 $730,954 $1,110,049 $1,500, 30 0 $0307 $0.412 $0.383 $0.385 $021 $021 $022 $0 90 so so 88 Sesess 88 88 S8E88S £8 88 S8esess 88 $458,943 $487,143 $399,942 $410,161 $1,900,777 $2,310,938 ‘$3,000 $7,485 ‘$30,000 $3,885 $1,500 $5,985 $13,470 $38,658 $25,188 $647,624 $2,958,562 90.740 $0,602 $0.24 $130,611 $113,574 ‘$808,777 $11,290 $0.023 $3,000 $7,603 90.749 $0.588 90.231 $147,113 $115,630 $924,407 $23,168 $0.025 ‘$3,000 $7,522 ‘$30,000 $3,685 $1,500 ‘$6,022 $13,543 $43,334 $29,780 $850,856 $646,150 $4,251,541 $84,671 $0.758 $0576 $0.238 $155,007 $117,714 $1,042,121 $35,634 90.027 $3,000 $7,541 $30,000 $3,885 $1,500 $6,041 $13,582 $45,864 $32,283 ‘$3,000 ‘$7,560 $30,000 $3,885 $675 $1,500 ‘$6,060 $13,621 $48,532 $34,911 $879,866 $910,021 $845,585 $645,131 $4,897,126 $5,542,257 $88,358 $113,107 90.768 90.778 90.564 $0.552 90.246 90.254 $163,312 $172,048 $119,627 $121,968 $1,161,048 $1,283,916 $48,685 © $62,322 $0.028 $0.030 $3,000 ‘$7,581 $30,000 $3,885 $1,500 $6,081 $13,661 $51,343 $37,682 $941,369 $644,787 96,187,044 $138,017 $0,780 90.541 $181,237 $124,138 $1,408,053 $1,534,388 $1,662,948 $1,783,760 $1,926,852 $2,062,251 $2,199,063 $76,543 $0,032 ‘$3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $7,602 $7,623 $7,645 ‘$7,668 $7,601 $7,718 $3,885 $3,885 $3,885 $3,685 $3,685 $3,685 $716 $738 $760 $783 ‘$808 $831 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $6,102 6,123 $6,145, $6,168 $6,191 98,216 $13,703 $13,746 = $13,700 $13,636 «$13,683 $13,931 $54,307 $57,429 $60,718 = $64,184 $67,833 $71,677 $40,603 $43,683 $46,928 $50,348 = $53,950 $57,746 $973,958 $1,007,839 $1,043,064 $1,079,600 $1,117,771 $1,157,368 $644,549 $644,417 $644,386 $644,457 $644,625 $644,890 $6,831,593 $7,476,010 $8,120,306 $8,764,853 $9,409,478 $10,054,367 $165,788 $193,719 $222,710 $252,762 $283,876 $316,052 $0.800 90.812 $0.824 90.837 90.850 90.864 $0.530 90.519 $0.509 $0.500 $0.490 90.481 90.271 90.279 $0.280 90.296 90.308 90.318 $190,901 $201,062 $211,745 $222.975 $234,778 $247,185 $126,335 $128,560 $130,812 $133,092 $135,309 $137,732 $91,349 $108,739 $122,713 $130,272 $156,415 $174,144 $0.033 0.035 $0.037 0.039 90.041 90.043 $3,000 $7,741 $30,000 $3,885 $855 $1,500 $6,241 $13,981 $75,724 $61,743 $1,198,542 $645,248 $10,699,616 $349,292 $0.878 $0.473 $0.329 $260,221 $140,093 $2,340,076 $192,460 $0.045 ‘$3,000 $7,768 $30,000 $881 $1,500 $14,033 $79,985 965,952 $1,241,358 $645,699 $11,345,315 $383,597 $0.802 $0.464 $273,918 $142,480 $2,482,556 $211,362 ‘$0.047 Mekoryuk Sys Losses 1990 = 15.00% Fuel Efficiency Btukwh = 8500 Est. Year 2001 Fusl Cost $/gal $085 Fusl Inflection Factor 40% Waste Heat Capital Invest per KW Fusl Cols - Propane Fuel ‘Sys. Losses 2020 = 8.00% Btugal 91,500 General inflation Factor 3.0% Load Factor = 05 Est. 2001 Non-Fusl Cost Sfewh = $0.28 Discount Rate 35% Hot Water Waste Avg. Eligible PCE kwh Fuel Cell Installed Costfkw = $1,200 O8M pertowh = $0.010 Heat Boller = $100 Sold a8 % of Total = 45% Avg. PCE per kwh sold = 02 Year 2001 2002 2003 2004 2005 2006 2007 2008 2008 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 4. Load Requirements kWh Sales 778,637 788,997 801,248 813,500 626,023 838,546 851,180 863,865 878,600 889,546 902,522 815,589 928,747 841,908 955,335 988.765 82.285 NS,8G7 1,008,598 1,023,391 kWh Generated 888,184 899,457 910,752 922,089 933,408 844,762 956,136 967,529 978,937 900,361 1,001,799 1,013,252 1,024,718 1,036,198 1,047,684 1,050,183 1,070.601 1,062,208 1,003,731 1,105,262 KW Demand 203 205 208 21 213 216 218 221 224 228 229 234 234 237 239 242 244 247 250 252 2, Fusl Cel Generators 100Kw ° ° ° 0 ° ° 300 300 300 300 300 300 300 300 300 300 00 300 300 300 3. Expenses 3.0 Expenses Capital Cost Turbine Generation $0 $0 $0 $0 %0 $0 $960,000 $360,000 $360,000 $360,000 $360,000 $380,000 $360,000 $360,000 $360,000 $360,000 $360,000 $60,000 $360,000 $360,000 Debt Service @ 7%, 10 Years Ee) 0 $0 $0 so $0 $51,258 $51,256 $51,256 $51,258 $51,256 $51,256 $51,256 $51,258 $51,256 $51,258 $51,258 «$51,258 «$51,258 «$51,258 kWh /Gal 0 0 ° 0 ° 0 108 108 108 108 10.8 108 108 108 108 108 108 108 108 108 Gal Fust 0 0 ° 0 ° 0 68,821 89,880 90,940 82,001 93,083 94,127 95,102 98,250 «07,328 «© 98,304 © 99,463. «100,533 101,603 -«102,675 Fusl Cost $/Gal soss sags) S0s2 80S 099 $103 81,08 $1.12 8.18 $1.24 $128 81.31 $1.38 814.42 S1.47 $1.53 $1.59 $1.68 $1.72 $1.79 Fusl Cost so 30 $0 $0 so $0 $95,529 $100,534 $105,788 $111,304 $117,083 $123,169 $129,545 $198,236 $143,258 $150,622 $158,340 $108,454 $174,955 $163,672 Fual Cost $/kwh #0 $0 $0 so so $0 $0100 $0104 © $0108) $0112, $0117 $0122 $0128 $0131 «$0137 $0142 $0148 = 80154 = SOO) $0165 O&M 0 so so 9 so $0 $10,448 $10,890 $11,349 $11,625 $12,321 $12,636 $13,370 $13,926 $14,502 $15,101 $15,723 $16,360 $17,040 ‘$17,738 (Other Non-FuelCost $0 0 $0 0 $0 $0 $202,543 $304,009 $317,780 $331,112 $344,064 $350,308 $374,367 $380,917 $408,087 $422,840 $440,257 $458,342 $477,119 $496,614 Replace at 10% of Cost $0 90 $0 $0 $0 $0 $36,000 $36,000 $96,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $38,000 $36,000 $36,000 $38,000 Energy Storgy System $0 $0 $0 0 $0 $0 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 ‘$75,000 -—s«$75,000 Debt Service @ 7%, 10 Years 9 so e 9 re) $0 $10678 $10,678 $10,678 $10678 $10,678 $10678 $10,678 $10678 $10678 $10,678 $10678 $10878 $10878 $10,678 Replace and O&M 10% of Cost 90 $0 $0 9 90 $0 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 = $7,500 $7,800 $7,500 $7,500 ~—s‘$7,500 Propane Fusi Storage $/gal so $0 30 9 $0 $0 $2 2 2 2 s2 $2 2 $2 $2 32 sz 2 2 $2 Propane Fuel Storage Cost $ $0 $0 $0 9 $0 $0 $177,643 $170,750 $181,870 $184,002 $186,127 $188,254 $190,385 $192,517 $104,652 $108,788 $198,928 $201,088 $203,207 $205,349 Total Expense Turbine Generation $0 9 $0 #9 0 $0 $681,507 $701,527 $722,210 $743,677 $785,950 $780,080 $813,101 $838,030 $863,012 $800,785 $918,689 $047,888 $977,756 $1,009,008 Diesel Genertion kWh Gal 124 124 125 128 13 13 0 ° 0 ) ° 0 ° 0 ° ° ) 0 ° 0 Gal Fuel 71,628 —-72,353-«73,078=73,787 «$74,516 $78,233 $0 $0 0 30 $0 90 $0 9 $0 90 9 0 $0 so Fusl Cost $/Gal $1.27 $143 $1.49 $1.55 0 $0 0 0 $0 90 0 9 9 0 $0 #0 0 $0 Fuel Cost $90,967 $105,424 $110,709 $116,245 $0 $0 $0 $0 $0 $0 30 9 9 $0 9 $0 $0 $0 Fusl Cost$siwh $0.102 $0114 $0.119 — $0.123 0 #0 ea $0 $0 $0 $0 9 90 $0 $0 90 0 $o Variable Nor-Fual Costs $/kwh 90.112 $0128 $0131 $0.136 $0 #9 $0 80 $0 $0 $0 9 90 $0 90 co) $0 $0 Variable Nor-Fusl Costs $87,008 $102,500 $108,229 $114,285 $0 0 0 $0 $0 $0 $0 $0 0 30 $0 $0 9 $0 Fixed Non-Fuel Costs Siiawh $0168 $0189 $0197 $0.204 $0 $0 0 $0 $0 $0 $0 9 $0 30 $0 $0 ry 90 Fixed Non-Fusl Costs $130,509 $153,750 $162,343 $171,307 %0 90 0 $0 0 $0 $0 9 so 30 $0 $0 0 $0 Total Non-FuelCost $217,514 $256,250 $270,572 $285,681 0 #0 $0 so $0 %0 0 9 $0 $0 $0 0 $0 so Total Diesel Generation Expenses $308,482 $961,674 $381,282 $401,007 $0 30 0 80 $0 $0 $s $0 $0 $0 9 30 0 #0 Total Generation Expenses $308,482 $381,674 $381,282 $401,007 $681,507 $701,527 $722,210 $743,677 $765,950 $780,080 $813,101 $838,090 $863,012 $800,785 $918,689 $047,688 $977,756 $1,000,008 3b, Present Worth Expenses PW Factor 1.000 0.968 = 0saa 2871 = 8k2 814788) O78D 734 7080885 e280 ( 18 0.597 0577 0.557 0.538 0.520 PW Total Cost $ $308,482 $314,318 $320,227 $326,209 $332,285 $338,305 $554,480 $551,904 $548,455 $545,659 $543,003 $540,483 $538,097 $535,640 $533,709 $531,701 $529,813 $628,043 $528,388 $524,840 ‘Accumulated PW $308,482 $622,800 $943,027 $1,269,236 $1,601,501 $1,030,806 $2,494,375 $3,045,760 $3,504,224 $4,130,683 $4,682,886 $5,223,960 $5,761,405 $6,207,305 $6,831,014 $7,362,718 $7,802,529 $8,420,572 $8,046,958 $9,471,708 Total Costs 4. Power Costs & PCE Payments 4. Power Coste Avg. Costkwh $0307 $0412 $0428 $0.445 «= $0462, $0479 SUBD! = $OB812 80.824 $0.88 $0.849 «= 80882) «$0875 «= 80.800) $09 90.020 8085) S82 SOEs 80.088 PW Avg. Costin $0307 $0308 © $0.400 $0401 «= $0402, $0.404 «= $0651 «=: $0638 «$0628 «= $0613 | 0.802 $0500 «$0579 «80580 SUSS9 S049 «= $0899 «= $0890 = $0.82 $0513 4b. PCE Payments PCE Payment $/kwh $0.20 $021 $021 $022 $0.23, $024 «= $0.25 $025 028027 8028 80308031 $0.32 $034 $0.35 $0.36 $0.37 $038 PCE Payment $00,915 $73,495 $77,249 $81,184 $85,309 $80,634 $04,166 $08,917 $103,805 $109,112 $114,579 $120,308 $128,308 $132,582 $130,178 $146,072 $183,204 $160,858 $168,779 $177,072 PWPCE Payments $69,015 $71,010 $72,112 $73,223 $74,342 $75,469 $78,604 $77,748 $78,809 $80,050 $81,227 $82,403 $83,587 $84,780 $85,080 $87,180 $88,408 «$88,631 $00,884 «$02,105 Accumulated PW PCE $60,915 $140,925 $213,037 $286,280 $360,003 $436,072 $512,676 $500,424 $600,323 $749,382 $830,609 $913,012 $998,600 $1,081,370 $1,167,359 $1,254,548 $1,342,054 $1,492,585 $1,523,449 $1,615,554 Payments 3 Year 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diese! Fue! Gal Equivalert) Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement st 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income SE SESESE SEBEEESE &. Total Generation Expenses Minus Net Income from Waste Hest Bales Total Expenses $308,482 PW Total Expenses $308,482 Accumdated PW Total Expenses $308,482 Acoumiated PW Savings From W. H. Sales 2 7. Power Costs & PCE Payments with Waste Heat Offset 7.2. Power Costs ‘Avg. Costikwh $0397 PWAvg. Costikwh $0307 7.b PCE Payments PCE Payment $/wh $0.20 PCE Payments $99,915 PWPCE Payments $09,915, Accumuated PW PCE Payments $69,015 Acournisted PW of PCE Savings 0 8. Potential Rate Reduction kwh From Sates of Waste Heat 0 8 $8 S8ESSE SEEBEES $325,319 $314,318 $0.412 $0398 $0.21 $73,495 $71,010 $140,925 so 0 2003 2004 2005 2 $0 co $0 0 0 9 sO ci co 0 2 9 so sO so sO 0 Eu 0 co $0 $0 co 0 so so 2 0 a 2° 0 a 9 $0 $0 2 0 0 co 0 $0 9 0 2 $343,035 $361,674 $361,262 $320,227 $326,209 $332,265 $943,027 $1,269,236 $1,601,501 ss 0 a $0428 90.445 $0.462 $0.400 $0.401 $0.402 $0.21 90.22 90230 $77,240 © $81,184 $85,309 $72,112 $73,223 $74,342 $213,037 $286,260 $360, 2 $0 2 LJ 0 ‘$0,000 2,909 21077 ‘$30,000 $3,885 ‘$800 ‘$3,000 ‘$7,485 ‘$30,000 $3,865 ‘$600 $1,500 $5,985 $13,470 $34,188 $20,718 SS SSESES SEEBEEE $401,907 $660,879 $338,305 $537,628 $1,939,806 $2,477,521 $0 $16,854 90.479 30.776 90.404 $0.632 90.238 90.223 $89,634 $85,300 $75,469 $60,309 $436,072 $505,471 so $7,205 90.000 0.024 2,943 21328 ‘$30,000 $3,685 $618 ‘$3,000 $7,503 ‘$30,000 $3,685 $618 $1,500 $6,003 $13,508 $35,079 $22,473 2070 Btité 2.978 21579 ‘$30,000 $3,885 $837 $3,000 $7,522 ‘$30,000 $3,885 $637 $1,500 $6,022 $13,543 $37,860 $24,316 2010 3,013 21631 ‘$30,000 $3,885 $3,000 $7,541 $30,000 $3,685 $1,500 $6,041 $13,582 $30,634 $670,054 $697,804 $717,425 $533,730 $520,088 $526,307 $522,051 $3,011,252 $3,541,240 $4,087,637 $4,500,588 $5,110,236 $5,626,720 $6,140,174 $52,064 «$72,246 «© $92,208 «$113,133 $134,746 $157,131 $34,518 90.786 90.618 90.230 $89,310 $70,197 $575,668 $14,756 90.026 90.788 $0,605 90.237 $93,500 $71,005 $646,673 $22,651 30.028 $0.807 90.582 $0.245 $97,890 $71,825 $718,497 $30,885 2011 3,047 ‘$30,000 $3,000 $7,560 ‘$30,000 $3,885 $1,500 $13,621 $41,906 ‘$737,674 90817 $0579 90.252 $102,487 $72,655 $701,182 90.031 2012 3,082 2238 $30,000 $3,685 $696 $3,000 $7,581 ‘$30,000 $3,685 $698 ‘$1,500 $6,061 $13,661 ‘$44,080 $30,419 ‘$758,671 $519,648 0829 $0.568 $0.260 $107,302 $73,496 $884,648 90.033 2013 2014 2015 2016 2017 3117 «3182 3,t87 3222 3.257 22588 22841 73095 2MB 23602 $30,000 $30,000 $30,000 $30,000 $30,000 $3005 $3685 $3885 $3885 $3,885 $716 «$738 $780 $783 $208 $3,000 $3,000 $3,000 = $3,000 $3,000 s7eo2 $7,823 «$7,645 «$7,888 = $7,601 $30,000 $90,000 $30,000 $30,000 $30,000 $3805 $3885 $3885 $3885 $3,885 $716 $738 «$780 $783 $808 $1500 $1,500 $1,500 $1,500 $1,500 $8102 $6123 $8145 98,168 $8,101 $13,703 «$13,748 = $13,790 $13,636 $13,683 $46,362 $48,756 9 $51,280 ‘$53,905 ‘$56,670 $32650 $35,010 $37,470 © $40,080 $42,787 $780,442 $803,020 $826,433 $850,716 $875,002 $516,484 $513,454 $510,555 $507,785 $505,138 $6,650,729 $7,158,514 $7,663,652 $180,285 $204,202 $228,877 soss 6 $0882 0885 «= S078 S08KZ $0556 90.545 90.534 $0.524 90.514 $0280 «$0277 «$0288 «= $0208) 80.05 $112,344 $117,625 $123,154 $128,942 $135,003 $7448 $75210 $78,082 $76,964 S77.857 $938,996 $1,014,208 $1,000,288 $1,167,252 $1,245,109 $67,604 $87,174 $77,072 $87,206 $97,645 90.035 90.037 $0.030 90.041 90.044 3,202 23856 $30,000 $3,885 $831 $3,000 $7,716 ‘$30,000 $3,685 $631 $1,500 $6,216 $13,031 $59,871 $45,640 $902,028 $502,612 $2,168,204 $254,308 ‘30.908 ‘90.505 90315 $141,347 $78,750 $1,323,868 $108,717 $0046 3,327 (24110 ‘$30,000 $3,665 ‘$3,000 $7,744 ‘$30,000 $3,685 $1,500 $6,241 $13,981 962,613 $929,124 ‘$500,204 $8,686,488 ‘$280,490 0.920 90.495 90.328 $147,068 $79,671 $1,403,530 $119,909 3,362 ‘$30,000 $3,885 $281 $3,000 $7,766 ‘$30,000 $3,885 seat $1,500 $6,268 $14,033 ‘$65,805 $51,772 $957,234 $497,011 99,164,379 $307,419 90.935, 90.487 $0.336 $154,040 $80,563, $1,484,132 $131,422 90.051 Mt. Village Fuel Colts - Propane Fuel Year 1. Load Requirements kWh Sales: kWh Generated kW Demand 2, Fuel Coll Generators 100kw 3. Expenses 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost $/kwh O&M Other Non-FusiCost Roplace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fuel Storage $/gal Propane Fuel Storage Cost $ Total Expense Turbine Generation Diese! Genertion kWh /Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$/kwh Variable Non-Fuel Costs $/kwh lable Non-Fuel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FueiCost Total Diese! Generation Expenses Total Generation Expenses: ‘3.b. Present Worth Expenses Pw Factor PW Total Cost $ Accumulated PW Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs Avg. Cost/kwh PW Avg. Cost/kwh 4b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments Year Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diese! Fue! Gal Equivalent) Capital investment Debt Service @ 5%, 10 Years O8M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Sys Losses 1900 = 15.00% Fuel Efficiency Btukwh= 8500 Est. Year 2001 Fuel Cost $/gal . $0.76 Sys. Losses 2020 = 8.00% Bru/gal 91,500 Load Factor . 05 Est. 2001 Non-Fuel Cost $/kwh = $0.28 ‘Avg. Eligible PCE kwh Fuel Col instated Costikw = $1,200 O&M periewh = $0,010 Sold as % of Total = 45% Avg. PCE per kwh sold = 0.23 2001 2002 2003 2004 2005 2008 2007 2008 2000 2010 2011 2012 2,352,634 2,400,318 2,466,678 2,524,709 2,583,417 2,642,700 2,702,856 2,763,587 2,824,993 2,887,074 2,049,830 3,013,260 2,680,845 2,746,623 2,803,788 2,061,337 2,919,261 2,077,554 3,036,208 3,005,217 3,154,576 3,214,276 3,274,311 3,334,674 14 027 640 653 668 680 003 107 720 734 48 781 0 ° ° 0 ° ° 300 300 300 300 300 300 so $0 $0 $0 $0 $0 $360,000 $360,000 $360,000 $380,000 $360,000 $360,000 $0 so $0 40 $0 $0 $51,256 $51,256 $51,256 = $51,286 = $51,256 $51,258 ° ° ° 0 0 ° 10.8 10.8 10.8 10.8 10.8 10.8 0 ° ° 0 0 0 282,052 287,534 203,048 = 208,504 = 304,171 308, $076 $0.79 = $0.82 $088 = $0.88 = 80.92 $0.98 = $1.00 04 $1.08 $ $1.17 $0 $0 $0 $0 $0 $0 $271,233 $287,565 $304,803 $322,004 $342, $362,436 so $0 $0 $0 $0 $0 © $0,089 = $0.093 $0097 $0,100 80.105 $0.10 $0 $0 $0 $0 $0 $0 $33,177 $34,837 $36,570 $38,380 $40,270 $42,243 $0 $0 $0 30 30 $0 $8: $075,434 $1,023,005 $1,074,644 $1,127,557 $1,182,704 $0 $0 $0 90 90 $0 © $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $0 $0 $0 $0 $0 $0 $75,000 $75,000 $75,000 $75,000 $75,000 $0 $0 $0 $0 $0 $0 $10678 $10,678 $1 $10,678 $10,678 $0 $0 $0 $0 $0 $0 $7,500 $7,500 $7,800 = $7,800 $7,500 $7,500 $0 $0 $0 $0 $0 $0 $2 $2 $2 $2 $2 $2 $0 $0 $0 $0 $0 $0 $564,104 $575,068 $586,006 $507,188 $808,342 $610,557 $0 $0 $0 $o $0 $0 $1,902,018 $1, $2,056,868 $2,198,640 $2,223,701 $2,312,464 114 118 11.8 1.7 12 12 ° ° 0 0 0 295,051 239,185 242,366 245,553 $248,728 $251,886 $0 $0 $0 $0 $o $143 $1.18 $4.22 8127 $1.82 $1.87 $0 $0 $0 $0 $o $266,625 $281,067 $206,221 $312,121 $328,801 $346,207 $0 $0 $0 $0 $0 $0 $0009 © $0.102 $0106» 80.100 $0.11 $0.18 $0 $0 $0 $0 $0 $0 $0112 $0.116 —$0.121 —-$0.128—$0.131 0.136 $0 $0 $0 $0 $0 $0 $263,405 $280,637 $206,811 $336,490 $360,121 $0 $0 $0 $0 $0 $0 $0.168 = $0.175 $0182 80.180 $0.197-$0.204 $0 $0 $0 $0 $0 $0 $305,243 $420,056 $448,217 $477,112 $507,735 $840,182 $0 $0 $0 $0 $0 $0 $658,738 $701,503 $747,028 $705,187 $848,225 $900,303 $0 $0 $0 $0 $0 $0 $025,362 $962,660 $1,043,249 $1,107,300 $1,175,026 $1,246,600 $0 $0 $0 $0 $0 $0 $025,362 $982,660 $1,043,249 $1,107,300 $1,178,026 $1,246,600 $1,902,918 $1,078,338 $2,056,868 $2,138,640 $2,223,701 $2,312,484 1.000 0.088 0.934 0.902 0.871 0842 = 0.814 0.788 0.789 0.708 0.685 $925,362 $049,430 $073,884 $908,720 $1,029,968 $1,049,604 $1,548,025 $1,554,956 $1,582,009 $1.5 $1,576,487 $1,583,013 $925,362 $1,874,703 $2,846,677 $3,847,408 $4,871,373 $5,920,077 $7,460,003 $0,023,950 $10,585,068 $12,1 $13,731,642 $15,315,555 $0408 — $0.423 © $0.430 80.455 $0472 80.704 = $0.716 = 80.728 = 80.741 $0754 $0.787 $0.304 — $0.305 »—-$0.308 © $0.308 © 80.387 80.573 $0.583 = 80.583 90.844 = $0534 80.528 $026 = $025 = $0.28 = $0.28 = $0.27 $0.29 $0.30 $0.31 $0.32 $0.34 $258,002 $273,485 $280,716 $306,820 $324,867 $363,012 $385,018 $407,250 $430,668 © $455,324 $249,364 $255,301 $261,307 $267,384 $273,530 $206,031 $292,387 $208,812 $305,307 $311,872 $492,862 $748,163 $1,000,470 $1,276,854 $1,550,384 $1,830,120 $2,116,161 $2,408,547 $2,707,380 $3,012,667 $3,324,530 2001 2002 2003 2004 2005 2008 2007 2008 2000 2010 2011 2012 30 $0 $0 $0 $0 $o 8.238 0,418 0,506 9,778 9,960 © 10,144 $0 $0 $0 $0 $0 $o 6802988229 e0s38 70854 72177 73508 so $0 so $0 $0 $0 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $0 $0 $0 $0 $o $0 $3,885 $3,885 $3,885 = $3,085 $3,885 «($3,885 $0 $0 $0 $0 $0 $0 $600 $618 $637 $056 $675 $696 $0 $0 $0 $0 $o $0 $3,000 $3,000» $3,000» $3,000» $3,000 $3,000 $0 $0 $0 $0 so $o $7,485 «$7,503 $7,522 87,541 $7560 87,581 2013 3,077,365 $360,000 $51,256 10.8 315,418 $1.22 $303,703 $0.113 $44,302 $1,240,440 $36,000 $75,000 $10,678 $7,500 $2 $630,632 $2,404,810 ° $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $2,404,810 0.662 $1,501,463 $16, $0.781 $0.517 $0.35 $481,206 $318,507 $3,643,047 2013 10,320 74848 $30,000 $3,865 $716 $3,000 $7,602 Fuel infiaction Factor General infiation Discount Rate 2014 2018, 3,142,145 3,207,509 3,456,360 3,517,667 789 803 300 300 $360,000 $51,256 10.8 321,083 $1.27 $406,916 $0.118 $40,451 $1,300,616 $36,000 $75,000 $10,678 $10,678 $7,500 $7,500 $2 $2 $042,105 $653,556 $2,500,082 $2,001,143 ° 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $2,500,082 $2,601,143 0.639 0618 $1,599,138 $1,606,930 90.811 90.501 $0.37 $537,385 $331,986 $3,068,259 $4,300,245 2014 2018 10,514 10,701 78190 77842 $30,000 $30,000 $3,085, $3,885 $738 $760 $3,000 $3,000 $7,623 $7,648 4.0% 3.0% 35% 2016 3,273,728 3,576,278 87 300 $360,000 $51,258 10.8 332,501 $1.37 $455,100 90.127 $51,032 $1,428,894 $36,000 $78,000 $10,678 $7,500 $2 $665,002 $2,705,462 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $2,705,462 0.se7 Waste Heat Capital invest per KW Hot Water Waste Heat Boiler = $100 2017 2018 2018 2020 3,940,531 3,408,010 3,478,182 3,544,990 3,644,179 3,703,371 3,765,842 3,828,580 34 8 860 300 300 300 300 $360,000 $360,000 $360,000 $360,000 $51,256 $51,258 $51,258 «$51,256 10.8 10.8 10.8 10.8 938,252 344.0: 340,832 (385,661 $1.42 $1.48 $1.54 $1.60 $481,490 $509,302 $538,609 $560,487 $0.132 $0.198 = $0.143 $0,140 963.472 $56,017 $58,671 s 214 $1,568,471 $1,642,777 $1,721 36,000 $36,000 $36,000 $75,000 $75,000 $75,000 $10,678 == $10,678 = $10,678 = «$10,678 $7,500 $7,500» $7,500 $7,500 $2 $2 $2 $2 $676,503 $688,058 $600,665 $711,323 $2,814,113 $2,027,282 $3,045,155 $3,167,034 0 0 0 0 $0 $0 so $o $0 $0 $0 $0 $0 $0 $0 $0 0 $0 $0 $0 $0 $0 $0 $0 $0 90 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $2,814,113 $2,027,282 $3,045,155 $3,167,034 0577 0.557 0.520 $1,614,665 $1,622,916 $1,631,002 $1.6: $1,647,819 $0.826 90.403 $4,630,078 2018 80.842 80.486 $0.40 ($500,517 $345,745 $4,084,821 2017 11,076 80264 $30,000 $3,685 $806 $3,000 $7,601 90.650 0.479 $0.41 $633,034 $352,720 $5,337,550 2018 14,268 81638 $30,000 $3,885 $831 $3,000 $7,718 ,017 $18,506,156 $20,113,095 $21,727,050 $23,350,878 $24,981,067 $26,621,361 $0.876 90.472 $0.43 11,456 83012 30.804 30.465 $0.44 $705,378 $366,906 $6,064,239 2020 11,647 84305 Capital Investmentt $0 $0 $0 $0 $0 $0 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 Debt Service @ 5%, 10 Y $0 $0 $0 $0 $0 $0 $3,885 $3,605 $3885 $3,885 $3,805 $3,885, $3,885 O&M at 2% of Investment $0 $0 $0 $0 $0 $0 $600 $037 $656 $675 $606 $716 $738 $783 $031 $eet Replacement @ 5% on Investment $0 $0 $0 $o $0 $0 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 Total Expenses District Heating $0 $0 $0 so $0 $0 $5,085 $6,022 $6,044 $6060 = $8,081 $6,102 $6,123 $6,168 $6,216 $6,266 Total Expenses Waste Heat 80 so so so $0 $0 $13,470 $13,543 $13,582 $13,621 $13,681 «$13,703 «$13,748 $13,836 $13,931 $14,033 Waste Heat Sales $0 so $0 so 30 30 $07,070 $100,084 $115,504 $122,463 $120,710 $137,353 $145,413 $153,012 $172,317 $182,270 $192,750 $203,809 Net Income $0 so $0 so $0 $0 $63,500 $80,408 $05,540 $102,012 $108,842 $116,048 $123,850 $131,667 $140,122 $158,434 © $168,390 $178,777 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses. $925,362 $082,660 $1,043,249 $1,107,309 $1 175.026 $1 246 600 $1.819.310 $1,888,030 $1,061,328 $2,036,628 $2,114,940 $2,106,416 $2,281,160 $2,360,315 $2,461,021 $2,556,426 $2,655,670 $2,758,043 $2,066,378 $2,078,158 PW Total Expenses $925,362 $049,430 $073,884 $008,720 $1023 968 $1 049.604 $1,480,017 $1,484,682 $1,480,455 $1,494,337 $1,409,327 $1,504,426 $1,500,634 $1,514,950 $1,520,374 $1,525,006 $1,531,546 $1,537,203 $1,543,148 $1,549,106 Accumulated PW Total Expenses $025,362 $1,874,793 $2,848,677 $3,847,408 $4 871373 $5 920.077 $7,400,904 $8,885,877 $10,375,132 $11,860,468 $13,368,708 $14,873,222 $16,382,855 $17,897,805 $ 179 $20,044,085 $22,475,632 $24,012,025 $25,556,071 $27,105,177 ‘Accumutated PW Savings FromW. H. Sales 30 so so $o $0 $0 $68,008 $138,282 $210,836 $285,686 $362,846 $442,333 $524,162 $608,351 $804,018 $783,874 $875,249 $080,042 $1,065,280 $1,164,003, 7. Power Costs & PCE Payments with Waste Heat Offset 7.8, Power Costs Avg. Cost/kwh $0303 $0408 «= $0428 $0430 «$0455 $0472 «$0673 «$0884 = $0604 «= 80.705 $0717 = $0.720 = $0,741 $0.754 = $0767“ $0.781 «30.705 «= 80.810» 0.825 = $0.840 PW Avg. Costikwh $0303 $0.394 © $0.395 $0386 © $0398 = $0307 = $0548 «$0537 «= «$0527 80.518 «= $0808 = $0409 $0,491. $0482 © $0474 $0486 (80.4 $0.451 $0444 = 80.437 7b PCE Payments PCE Payment $/kwh $023 $0.24 = $025 $0.26 «= $0284 «= $0273 © $0.283 30.262 80.271 $0280 © $0280» $0,200» $0,300 $0320» $0.331 «= $0842 80.954 = $0986 = $0978 80.391 PCE Payments $243,408 $258,002 $273,485 $280,716 $306,620 $324,867 $308,140 $325,600 $344,174 $363,640 $384,198 $405,714 $428,428 $452,330 $503,047 $531,787 $561,060 $501,865 $624,240 PW PCE Payments $243,498 $240,364 $255,301 $261,307 $267,384 $273,530 $250,672 $261,370 $266,814 $272,321 $277,802 $283,525 $289,221 $300,801 $308,684 += $312,630 $318,637 $324,708 $4,30: 481 $4,023,284 $5,241,022 $5,566,628 $335,106 = $374,167 $414,266 = $455,411 = $497,611 Accumulated PW PCE Payments $243,498 $492,862 $748,163 $1,000,470 $1,276,854 $1,550,384 $1,801,056 Accumutated P.W of PCE Savings $0 $o $0 $0 $0 $0 $20,073 $50,116 = $00,133 $122,131 $185,117 8. Potential Rate Reduction.kwh From Sales of Waste Heat $0 so so $0 $0.000 $0.000 $0.031 90.032 $0.034 90.035 $0.037 $2,316,415 $2,585,220 $2,657,550 $3,135,442 $3,418,067 $3,708,180 $224,078 $260,070 $0,040 $0.042 $0.046 90.047 $0,049 30.081 $0.054 Pilot Station Sys Losses 1999 = 15.00% Fusl Efficiency Btuykwh = 8500 Est. Year 2001 Fusl Cost $/gal $0.80 Fusl Inflaction Factor 40% Waste Heat Capital Invest per KW Fusl Cols - Propane Fuel Sys. Losses 2020 = 8.00% Btuigal 91,500 General Inflation Factor 3.0% Load Factor . 05 Est. 2001 Nor-Fusl Cost $/kwh = $0.28 Discount Rete 3.5% Hot Water Waste Avg. Eligible PCE kwh Fusl Coll Installed Costikw = $1,200 O&M pertkwh = $0.010 Heat Boiler = $100 ‘Sold as % of Total = 52% Avg. PCE per kwh sold = 02 Yor 2001-2002 2003 2004 2005 2008 2007 2008 2008 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 4. Load Requirements kWh Sales 1,217,045 1,262,315 1,308,408 1,355,319 1,403,053 1,451,609 1,500,986 1,551,184 1,602,203 1,654,044 1,708,708 1,760,190 1,814,405 1,880,621 1,025,560 1,062,337 2,090,028 2,008,330 2,187,572 2,217,626 kWh Generated 1,301,488 1,439,099 1,487,221 1,596,028 1,585,450 1,635,479 1,686,108 1,737,326 1,780,127 1,841,502 1,804,444 1,947,044 2,001,003 2,056,583 2,111,707 2,167,355 2.223.522 2,280,195 2337370 2,305,006 KW Demand 318 329 340 351 362 373 385 397 408 420 433 445 457 470 482 495 508 ‘824 534 847 2, Fuel Cell Generators 100KW 0 0 ° 0 ° ° 300 300 300 300 300 300 300 300 300 300 300 300 300 300 3. Expenses 3.8 Expenses Capital Cost Turbine Generation 3 0 $0 0 $0 $0 $360,000 $360,000 $360,000 $360,000 $380,000 $360,000 $380,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 Debt Service @ 7%, 10 Years 0 $0 $0 0 $0 $0 $51,256 $51,256 $51,256 $51,258 $51,256 $51,256 $51,258 $51,256 «$51,256 $51,258 $51,256 $51,256 $51,256 $51,256 kWh/Gal 0 0 ° 0 ) 0 108 108 108 108 108 108 108 108 108 108 108 108 108 108 Gal Fust 0 0 ° 0 ° 0 156,633 161,301 168,203 171,088 175,987 180,057 185,977 191,049 198,170 201,330 208,557 211,821 217,133 222,490 Funl Cost $/Gal soso $083 = «$087 $090 $084 $087 = 81.01 $1.05 81.00 $1.14 81.18 $1.23 $1.28 $1.33 $1.30 $1.44 $1.50 $1.56 $1.62 $1.69 Fuel Cost $0 $0 30 0 $0 $0 $158,553 $169,004 $181,968 $194,787 $208,402 $222,859 $238,205 $254,488 $271,762 $290,080 $309,501 $330,088 $351,897 $375,002 Fusl Cost kwh $0 $0 0 0 $0 $0 $0094 © $0,008 $0.102, $0108 $0110 $0114 «$0119 © $0124 = $0120 $0134) $0190 $0145 = $0151 80.187 8M 0 30 30 so re) $0 $18,425 $19,554 $20,741 $21,080 $23,209 $24,678 $26,121 $27,630 $20,231 «$30,001 $32,653 $34,400 $36.415 $38,433, Other Non-FusiCost r 90 $0 $0 0 $0 $515,887 $547,505 $580,745 $815,678 $852,379 $800,927 $731,401 $773,885 $818,467 $885,298 $914,289 $985,720 $1,019,633 $1,076,132 Replace at 10% of Cost $0 $0 0 0 30 $0 $96,000 $36,000 $96,000 $36,000 $36,000 $36,000 $36,000 $38,000 $36,000 $38,000 $38,000 $38,000 $36,000 $26,000 Energy Storgy System $0 $0 $0 0 30 $0 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $78,000 $75,000 $75,000 $75,000 —$75,000 Debt Service @ 7%, 10 Years $0 9 90 0 90 $0 | $10678 $10,678 $10,678 $10,678 $10678 $10,678 $10678 $10678 $10,678 $10,678 $108678 $10.678 $10,678 $10,678 Replace and O&M 10% of Cost $0 $0 90 0 #0 $0 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 Propane Fuel Storage $/gel $0 $0 0 so $0 $0 $2 $2 $2 $2 2 $2 2 $2 $2 $2 $2 $2 $2 $2 Propane Fuel Storage Cost $ $0 $0 90 0 $0 $0 $313,206 $322,782 $382,408 $342,137 $351,973 $361,013 $371,055 $382,097 $302,339 $402,678 $413,113 $423,643 $434,205 ($444,079 Total Expense Turbine Generation $0 0 30 0 90 $0 $1,111,565 $1,165,179 $1,221,204 $1,280,025 $1,341,480 $1,405,810 $1,473,116 $1,543,544 $1,617,233 $1,694,330 $1,774,901 $1,859,372 $1,047,645 $2,030,981 Diesel Genertion kWh /Gal WA 11.2 13 114 12 12 0 ° 0 ° 0 0 ° 0 0 ° ° 0 0 ° Gal Fuel 125,950 128.486 131,613 134,730 $137,885 $140,900 30 $0 $0 0 $0 $0 9 30 $0 $0 0 so 0 $0 Fusl Cost $/Gal $110 $1.24 $1.20 8134 $1.30 $1.45. $0 $0 s0 9 $0 $0 90 so 9 $0 $0 so 0 $0 Fusl Cost $149,178 $150,014 $169,309 $180,360 $191,927 $204,127 $0 9 $0 $0 $0 $o $0 0 9 30 0 30 0 $0 Fuel Cost$/kwh $0107 $0111 = $0114 80.117 $0121 $0125 $0 0 $0 $0 30 $0 $0 so 9 $0 0 $0 0 so Variable NonFuel Costs $/kwh $0112 $0116 —-$0.121 80.128 $0131 80.136 $0 $0 $0 90 $0 90 0 so 0 $0 $0 $0 0 9 Variable Non-Fusl Costs. $196,209 $147,034 $158,499 $170,750 $183,834 $197,804 %0 $0 $0 $0 so 90 $0 $0 $0 $0 $0 $0 so $0 Foeed Non-Fusl Costs $/towh $0168 $0175 $atez $0,189 $0197 $0.204 $0 $0 $0 $0 $0 0 90 $0 0 $0 $0 $0 x0 $0 Foed Non-Fusl Costs $204,464 $220,552 $237,749 $256,124 $275,751 $296,708 $0 $0 9 $0 $0 90 30 so $0 0 $0 $0 9 $0 Total Nor-FueiCost $340,773 $367,588 $306,248 $426,674 $450,585 $404,500 $0 $0 90 $0 so 90 $0 re) x0 9 $0 $0 $0 30 Total Diesel Generation Expenses $489,950 $526,600 $565,647 $607,234 $651,511 $608,636 $0 0 90 $0 $0 $0 $0 $0 $0 $0 $0 $o 0 $0 Total Generation Expenses. $489,050 $526,600 $565,647 $607,234 $851,511 $808,636 $1,111,565 $1,165,179 $1,221,204 $1,280,025 $1,341,489 $1,405,810 $1,473,116 $1,543,544 $1,617,233 $1,694,330 $1,774,001 $1,859,372 $1,947,645 $2,090,081 3.b Present Worth Expenses PW Factor 1000 0.988 = 0340271 Bk2 B14 788) O780 = O734 07000885 0.638 oes 0.897 os77 0.857 0.538 0.520 PW Total Cost $ $480,050 $508,782 $528,038 $547,601 $567,754 $588,233 $904,250 $015,820 $027,485 $039,194 $051,007 $962,903 $074,884 $088,048 $000,007 $1,011,330 $1,023,648 $1,038,049 $1,048,598 $1,081,108 ‘Acoumdated PW $480,950 $996,742 $1,528,780 $2,074,471 $2,642,225 $3,230,458 $4,134,717 $5,050,596 $5,978,001 $6,917,195 $7,068,202 $8,831,105 $9,805,989 $10,782,037 $11,792,034 $12,803,364 $13,827,012 $14,863,081 $15,911,597 $16,972,705 Total Costs 4, Power Costs & PCE Payments 4.8 Power Costs Avg. Costhnwh $0403 $0417 $0432 90.448 «$0484 «= $0481 «$0741 «$0751 «= SO7E2 «= $0774 «= $0788 $0709 «BIZ SUZ S040) $0885 «= SOB7TD $0888 SUS (80.820 PW Avg. Costfowh $0403 $0403 $0.404 © $0404 © $0.405 $0405 $0602) $0500 «$0579 «= $0.588 §=— SUS57T §=— $0547 $0837 = $0828 $0519 «= $0510 = SUS02 «$0404 «= $0488 = $0478 4b. PCE Payments PCE Payment $/kwh $020 $021 $021 = $022 $023 $024 «= $025 8025) 2027 028 = 028 80.30 $031 $0.32 $0.34 $0.35 $0.36 $037 $0.38 PCE Payment $128,573 $135,876 $145,788 $156,277 $167,444 $179,302 $101,890 $205,248 $210,419 $234,448 $250,378 $287,282 $285,150 $304,097 $224,158 $345,305 $367,880 $301,647 $416,797 $443,302 PWPCE Payments $126,573 $131,281 $136,074 $140,053 $145,918 $150,967 $156,103 $161,323 $166,629 $172,021 $177,407 $183,080 $188,707 $194,441 $200,250 $208,163 $212,183 $218,227 $224,387 $230,633. ‘Acoumdated PW PCE $126,573 $257,853 $303,028 $534,881 $880,708 $831,768 $987,868 $1,149,191 $1,315,620 $1,487,841 $1,685,338 $1,848,308 $2,097,108 $2,231,548 $2,431,805 $2,637,909 $2,850,121 $3,088,348 $3,202,728 $3,623,360 Payments Year 2001-2002 2003 2004 2005 2008 2007 2008 2008 20102011 2012 2013 2014 2015 20168 2017 2018 2019 2020 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) $0 so $0 90 $0 $o 51205285 8.443 5802 5,783 5.928 = 6,090 6,256 6,424 6,503 6,764 6.06 7,110 7,288 (Diesel Fusl Gal Equvalert) $0 9 $0 90 30 SO 37168 «3820730430 4050341780 = 4200044131 45334 46549 47778 49014 50263 51524 52795 Capital Investment 0 90 $0 0 30 $0 $30,000 $20,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 Debt Service @ 5%, 10 Years $0 30 30 9 $0 SO $3,885 $3,885 «$3,885 $3,885 «= $3,885 $3,885 «= $3,885 $3,885 $3,885 $3,885 «= $3,885 «= $3,885 $3885 $3,885, O8M at 2% of Investment 0 so 0 %0 $0 $0 $600 $618 $637 $658 $675 $e96 $716 $738 $760 $73 $808 $831 $855 $881 Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Yeers O&M at 2% of Investment Replacemert @ 5% on investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income & Total Generation Expenses Minus. Net Income from Waste Heat Sales Total Expenses PW Total Expenses ‘Accumulated PW Total Expenses Accumulated PW Savings From W. H. Sales 7. Power Costs & PCE Payments with Waste Heat Offset 7.0. Power Costs Avg Costiewh PW Avg Costikwh 7b PCE Payments PCE Payment $/kwh PCE Payments PW PCE Payments ‘Accumulated PW PCE Payments ‘Acoumuteted P.W of PCE Savings 8. Potential Rate Reduction. kwh From Sales of Waste Heat 88 S8SesEss SE 90.403 ‘90.403 $0.20 $0 0 #0 0 a 0 $0 so 90 0 $0 $0 $0 so so 90 $0 0 $0 $0 0 so $0 0 0 0 % 0 0 0 $607 234 $651511 $698 636 $547.691 $567754 $568.233 $2,074,471 $2.642.225 $3,230,458 0 30 0 90.448 90.464 $0 481 $0404 $0405 30.405 $0.22 $0230 90.238 $126,573 $135,878 $145,766 $156,277 $167,444 $179,302 $126,573 $126,573 $257,853 $303,028 $534,681 $0 $0 $0 0 0 0 0 $0 $0 $0 $0 so $0 0 0 $0 0 $0 0 0 $0 0 $526,600 $565,647 $508,792 $528,038 $998,742 $1,526,780 0 0 $0417 90.432 $0.403 $0.404 $0.21 $0.21 $131,281 $136,074 so 0 90 90 $140,953 $145,918 $150,967 $680,798 $831,766 so 0 Co $0 $0,000 ‘0.000 $3,000 $7,485 $30,000 $3,685 $1,500 $5,965 $13,470 $56,743 $43.273 $1,088,292 $869,056 $4,009,514 $35,203 90.712 90.570 218 $170,513 $138,713 ‘$970,478 $17,300 $0.028 $3,000 $7,503 ‘$30,000 $3,885 $618 $1,500 ‘$6,003 $13,508, $60,805 $47,299 $1,117,879 $878,643 4,978,157 $72,379 90.721 90.566 90.225 $181,882 $142,958 $1,113,436 $35,755 $3,000 $7,522 ‘$30,000 $3,885 ‘$1,500 $6,022 $13,543 $65,123 $51,580 $1,169,714 $888,204 ‘$5,866,452 $111,560 $0.730 80.564 90.233 $193,938 $147,270 ‘$3,000 $3,000 $3,000 $7,541 $7,560 ‘$7,581 $30,000 $30,000 $30,000 $3,865 $3,685 $3,885 $656 $675 $096 $1,500 ‘$1,500 $1,500 96,041 ‘$6,060 96,081 $13,582 $13,621 $13,661 969,711 $74,584 $79,757 $56,129 $60,963 $86,006 $1,223,896 $1,280,526 $1,339,714 $898,010 $907,780 $917,631 $8,764,462 $7,672,251 $8,589,882 $152,733 $195,951 $241,223 90.740 90.750 90.761 90.543 90.532 90.521 90.240 90.248 90.256 $208,719 $220,282 $234,610 $151,676 $156,148 $160,605 $1,260,715 $1,412,301 $1,568,539 $1,729,234 $55,108 $75,450 $96,800 $119,164 $0,032 $0.034 90.036 $0.038 ‘$3,000 ‘$7,602 $30,000 $3,885 $716 $1,500 96,102 $13,703 $85,249 $71,546 $1,401,570 $927,536 $9,517,418 $288,571 $0.72 $0511 90.285 $249,808 $165,318 $1,894,552 $142,554 $0.039 $3,000 $7,623 $30,000 $3,685 $738 $1,500 96,123 $13,746 $91,077 $77,331 $1,408,213 $937,503 $10,454,920 $338,017 90.784 90.501 90.273 $265,605 $170,014 $2,064,568 $168,980 $0,041 $3,000 $7,645 ‘$30,000 $3,685 $760 $1,500 $6,145 $13,780 $97,250 $83,468 $1,533,765 $947,532 $11,402,452 $380,582 90.797 90.492 90.283 $282,925 $174,786 $2,230,352 $192,454 $0,043 $3,000 ‘$3,000 $3,000 $3,000 37,668 $7,601 $7,716 $7,741 $3,085 $3,685 $3,685 $3,885 $763 $808 $831 $855 $1,500 $1,500 $1,500 $1,500 96,168 $6,101 $6,216 96,241 $13,696 $13,663 $13,931 $13,981 $103,815 $110,765 = $118,132 $125,938 $99,979 $96,682 © $104,200 $111,956 $1,604,352 $1,678,109 $1,755,172 $1,635,688 $957,622 $967,775 $977,088 $988,263 $12,360,075 $13,327,650 $14,305,838 $15,294,101 $443,289 © $400,162 $557,223 $617,496 90.809 90.823 90.836 90.651 90.483 90.474 $0466 $0 458 90.292 90.302 90.312 $0.322 $300,946 = $320,010 $340,172 $361,491 $179,632 $184,552 $189,545 $194,613 $2,418,964 $2,603,535 $2,793,080 $2,967,603 $218,985 = $246,586 = $275,288 9 $305,043 90.045 $0.047 $0.050 $0,052 $3,000 $7,708 ‘$30,000 $3,685 $881 $1,500 $6,266 $14,033 $134,207 $120,174 $1,019,807 $16,282,700 $680,005 Quinhagak Fuel Colts - Propane Fuel Yeor 1, Load Requirements kWh Sales kWh Generated kW Demand 2, Fuel Cell Generators 100kw 3. Expenses 3. Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fust Fuel Cost $/Gal Fusl Cost Fusl Cost $awh 8M Other Non FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Ful Storage $/gal Propane Fuel Storage Cost $ Total Expense Turbine Generation Diesel Genertion kWh/Gal Gal Fust Fusl Cost $/Gal Fusl Cost Fuel Cost$/kwh Variable Non-Fusl Costs $/kwh Variable Non-Fusl Costs Fixed Non-Fusl Costs $/cwh Foed Non-Fusl Costs Total Non-FusiCost Total Diesel Generation Expenses: Total Generation Expenses 3.b. Present Worth Expenses PW Factor PW Total Cost $ Accumuated PW Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs ‘Avg. Costtiwh, PW Avg. Costiqwh 4. PCE Payments PCE Payment $/kwh PCE Payment PWPCE Payments Accumulated PW PCE Payments Year 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Olese! Fut Gal Equivalert) Capital investment Debt Service @ 5%, 10 Years O8M at 2% of Investment Sys Losses 1999 = Sys, Losses 2020 = Load Factor s Avg. Eligible PCE kwh Sold a8 % of Total = 2001 «2002 1,189,268 1,229,450 1,359,727 1,401,573 310 320 ° 0 2 $0 30 0 0 0 0 0 soes $0.87 re) $0 co so 30 0 $0 so $0 $0 0 90 0 so $0 so so $0 so so so $0 1.5 116 118,237 121,045 $1.25 $1.20 $147,798 $157,358 $0109 $0112 $0112 90.116 $133,108 $143,208 90.168 $0175 $199,707 $214,810 $332,904 $358,016 $480,701 $515,374 $480,701 $515,374 1.000 0.966 $480,701 $497,946 $480,701 $978,737 $0404 $0419 30.404 $0.405 $020 $021 $150,262 $170,512 $159,362 $164,748 $159,362 $224,108 2001-2002 $o $0 $0 90 e $0 $0 so 90 0 ° SSSESESESESEL LOBES 3 3 3 E Sssss 2004 1,311,811 1,486,719 39 SEBSSBEBEEEBE Oo BS W7 126,671 $1.44 $178,110 90.120 90.126 $165,268 90.189 $247,902 $413,171 $591,280 $591,280 0.902 $533,301 $2,027,487 90.451 ‘$0.407 $0.22 $194,803 $175,783 $670,111 B8Sss ° SESSESESESESROOSE $2,578,903, B8sss Ful Efficiency Btukwh = Fust Col installed Costiew = 67% Avg. PCE per kwh sold = 1,396,828 1,573,760 369 ‘$0 $360,000 $0 $51,256 oO oO $1.02 Sesssssssss 12 $132,307 $1.62 $201,215 90.128 90.136 $190,339 $0.204 $285,506 ‘$475,847 $877,062 9877,062 0.842 $570,068 $3,140,062 90.485 90.408 $0.24 $222,305 $187,175 $1,038,720 B8sss Est. Year 2001 Fuel Cost Sigal Est. 2001 Non-Fusl Cost $/kwh = O&M pertkwh = 1,629,334 1,574,830 1,707,758 1,753,311 1,799,300 $360,000 $360,000 $51,256 $51,256 $1,078,515 $1,127,752 $1,179,220 $1,233,045 $1,280,308 $1,348,124 SESESESESESO BSEEEEEESEO SSSEEEEEEEO 3 Sessesesesso 3 z 3 3 $886,403 $805,520 $4,912,637 $5,808,357 96,713,081 $7,627,006 $326,285 $347,320 $223,487 $229,851 $1,231,725 $1,490,648 $1,635,570 $1,846,608 $2,063,819 $2,287,308 $2,517,157 3560 S675 SORE 1,763,456 1,839,602 3 Reseeessssso 0.639 $942,407 $10,425,751 $0.534 $0.31 $360,568 $2,753,480 5,901 ‘$30,000 $3,685 $738 Fusl Inflaction Factor General Infiation Factor Discount Rate 2015 1,812,273 1,087,459 6,046 43811 $30,000 $3,885 $760 2.035.517 $1,684,7 2017 1,911,898 2,083,960 ‘$360,000 $51,256 10.8 183,593 $1.57 $304,560 $0.146 $30,604 $856,908 $36,000 ‘$75,000 $10,678 ‘$7,500 $387,185 $1,684,710 SESEESEEEESO 0.577 $971,582 $13,311,149 $0.881 $0.508 $0.35 $444,237 $256,194 $3,501,973 2017 6,339 $30,000 $3,685 ‘$808 Waste Heat Capital invest per KW Hot Water Waste Heat Boiler = $100 2018 2020 4,962,708 2,014,179 2,086,315 2,132,807 2,182,027 2,231,620 487 510 300 300 ‘$360,000 ‘$960,000 $51,256 $51,256 108 10.8 198,130 207,308 $1.64 $1.77 $324,187 $266,886 $0,182 $0.164 $32,261 $35,811 $903,207 $1,002,707 $36,000 ‘$36,000 $75,000 $75,000 $10.678 $10,678 $7,500 $7,500 2 $2 $396,259 $414818 $1,761,438 $1,841,696 $1,025,456 0 ° ° $0 90 $0 $0 90 $0 $0 $0 re) $o $0 0 so $0 $0 $0 $0 $0 so $0 $0 so 0 $0 0 co) $0 $0 $0 so $1,761,438 $1,841,638 $1,925,456 0.557 0.520 $961,480 $1,001,537 $14,202,629 $15,284,094 $16,285,631 $0,897 $o.ss2 $0,500 $0.485 $0.38" $0.38 $472,004 $532,314 $283,003 $276,886 $3,784,976 $4,004,878 $4,311,762 2018 2020 6,488 6,789 47014 40183 ‘$30,000 $30,000 $3,885 $3,885 $831 $e8t Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income 6. Total Generation Expenses Minus Net noome from Waste Heat Sales: Total Expenses PW Total Expenses Accumuated PW Total Expenses Acoumniated PW Savings From W. H. Sales 7. Power Costs & PCE Payments with Waste Heat Offset 7.8. Power Costs ‘Avg. Costikwh PWA\g. Costikwh 7.b PCE Payments PCE Payment $/cwh, PCE Payments PWPCE Payments ‘Acoumuated PW PCE Payments. Acoumuated P.W of PCE Savings 8. Potential Rate Reduction. kwh From Sales of Waste Heat $0 9 $0 $0 0 0 0 so $0 $0 90 $0 0 so 0 $0 $0 $0 0 $0 $0 0 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 9 $0 so $480,791 $515,374 $552,162 $591,280 $480,791 $497,946 $515,449 $533,301 $480,791 $978,737 $1,494,186 $2,027,487 $0 so $0 so $0.404 $0419 90.435 90.451 $0.404 = $0.405 $0.408 $0.407 $0.20 $0.21 $0.21 $0.22 $150,362 $170,512 $182,344 $104,803 $150,362 $164,746 $170,220 $175,783 $150,362 $324,108 $494,328 $870,111 so 0 $0 0 0 $0 $0 $0 $3,000 $3,000 so $0 $7,485 $7,503 $0 $0 $30,000 $30,000 $0 $0 $3,885, $3,685 $0 $0 ‘$600 $618 $0 $0 $1,500 $1,500 $0 $0 $5,965 $6,003 0 $0 = $13,470 $13,508 $0 $0 $57,173 $61,101 so $0 $43,702 $47,505 $632,867 $877,062 $1,034,813 $1,080,157 $551,507 $570,088 $841,821 $848,904 $2,578,993 $3,149,062 $3,900,883 $4,830,878 $0 $0 «$35,552 $72,961 $0467 $0485 = 80.718 = $0.728 $0407 $0.408 «= $0584 = $0.572 $0.230 $0,238 90.217 90.224 $181,434 $187,175 $170,376 $175,112 $851,545 $1,038,720 $1,200,098 $1,384,208 90 so 922.620 $46,440 $0,000 ‘$0,000 $0.00 $0.032 ‘$3,000 $3,000 $3,000 $3,000 $3,000 $7,522 $7,541 $7,560 ‘$7,581 $7,602 $3,685 $3,885 $3,685, $3,865 $3,885, $637 $656 ‘$675 $696 s716 $1,500 $1,500 $1,500 $1,500 $1,500 $6,022 96,041 $6,080 $6,061 $6,102 $13,543 $13,582 $13,621 $13,661 = $13,703 $65,289 © $69,691 $74,380 = $79,350 $84,618 $51,726 $56,109 $60,750 $65,689 $70,915 $1,127,503 $856,230 $5,696,115 $112,243 $1,176,936 $1,228,549 $863,554 $870,941 $6,550,669 $7,430,611 $153,412 $196,485 $1,282,435 $1,338,605 $878,306 $885,926 $8,309,009 $9,194,935 $241,478 $286,409 $0.737 $0.560 90.747 90.548 $0.239 90.758 90.537 $0760 = $0.780 $0527 $0516 $0.23 90.247 $0285 $0283 $236,931 $251,805 $267,727 $284,474 $302,183 $170,928 $184,623 $189,707 $194,849 $190,079 $1,564,138. $1,748,060 $1,938,756 $2,133,605 $2,333,584 $71,442 $07,647 $125,063 $153,701 $183,572 $0034 © $0096 $0.037 $0.039 $0,041 $3,000 $7,623 $30,000 $3,885 $1,500 $6,123 $13,746 $76,454 $1,397,420 $10,088,457 $337,204 90.782 30.507 90.272 $320,905 $205,188 $2,538,772 $214,688 90.043 ‘$3,000 $7,645 ‘$30,000 $3,885 $1,500 96,145 $13,790 $96,113 $82,323 $1,458,748 $901,188 $10,989,645 $388,151 $0.605 $0.407 90.281 $340,693, $210,474 $2,749,246 $247,058 $0.045 $3,000 ‘$7,668 ‘$30,000 $3,685 ‘$1,500 $6,168 $13,636 $102,375 $88,539 $1,522,762 $11,808,667 $440,900 90.618 90.488 $0.290 $361,603 $215,837 $2,065,063 $280,696 $0.048 ‘$3,000 $7,691 ‘$30,000 $3,885 $1,500 $6,101 $13,683 ‘$109,004 $95,121 $1,589,589 $916,725 $12,815,293 $495,856 90.831 $0.479 $0.300 $221,278 $3,186,361 $315,612 90.050 ‘$3,000 $7,716 ‘$30,000 $3,885 $831 $1,500 $8,216 $13,031 $116,021 $102,089 $1,659,349 $924,596. $13,739,688 $562,741 $0,645 90.471 $0310 $407,024 $226,796 $3,413,157 $351,819 $0.052 $3,000 $7,741 ‘$30,000 $3,885 $1,500 $6,241 $13,981 $123,446 $100,465 $1,732,171 $932,534 $14,672,422 $611,672 ‘$0.860 0.463 '$0.320 $431,662 $232,300 $3,645,547 $389,320 0.054 ‘$8,000 ‘$7,768 $30,000 $3,885 $1,500 $6,268 $14,033 $131,302 $117,209 $1,808,186 $940,538 $15,612,960 $672,671 $0.875 90.455 $0331 $457,672 $238,081 ‘$3,883,607 $428,155 $0.057 Russian Mission Fuel Cells - Propane Fust Year 1, Load Requirements kWh Sales kWh Generated kW Demand 2, Fuel Cell Generators 100kw 3. Expenses 3. Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh (Gal Gal Fuet Fuel Cost $/Gal Fuel Cost Fusl Cost $/ewh 08M Other Non-FuriCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Ful Storage $/gal Propane Fuel Storage Cost $ Total Expense Turbine Generation Diesel Genertion kWh (Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fusl Cost$/awh ‘Variable Non-Fuel Costs $/kwh Variable Nor-Fusl Costs Fixed Non-Fusi Costs $/wh_ Foed Non-Fusi Costs Total Non-FusiCost Total Diese! Generation Expenses Total Generation Expenses 3.b, Present Worth Expenses PW Fector PW Total Cost $ ‘Accumulated PW Total Costs 4. Power Costs & PCE Payments 4.8 Power Costs. ‘Avg. Costin PW Avg. Costiwh 4b. PCE Payments PCE Payment $/kwh PCE Payment PWPCE Payments ‘Accumulated PW PCE Payments ‘Sys Losses 1999 = Sys. Losses 2020 = Load Factor . Ava. Eligible PCE kwh ‘Sold as % of Total = 2001 2002 645,122 670,506 737,589 764,377 168 175 oO ° $0 $0 $0 $0 ° ° ° ° $0.80 $0.83 0 $0 0 $0 co $0 92 $0 $0 0 co $0 cu $0 $0 $0 so $0 0 $0 0 $0 144 1.2 06,450 68,248 $1.19 $1.24 $70,075 $84,464 90.107 $0.111 90.112 $0.116 $72,254 = $78,101 90.168 90.175 $108,360 $117,151 $180,634 $195,251 $259,709 $279,715 $259,709 $279,715 1,000 0.966 $259,709 $270,256 $259,709 $520,065 $0403 $0417 $0.403 $0.403 $0.20 $0.21 $63,222 $68,009 963,222 $65,710 $63,222 $128,932 15.00% Fuel Efficiency Btukwh = 8.00% Btugal os Fusl Coll Installed Cost/kw = 49% Avg. PCE per kwh sold = 2003 2004 2005 2006 696,375 722,730 749,570 776,896. 791,546 819,094 847,014 875,303 181 187 193 0 o 0 oO $0 0 9 9 0 0 $0 90 0 0 0 oO o Oo 0 0 $0.87 $0.00 $0.94 $0.97 $0 $0 $0 9% $0 0 $0 2 co J so 0 $0 $0 so $0 so $0 $0 so 90 0 $0 30 0 0 $0 2 $0 $0 $0 $0 $0 9 $0 $0 $0 0 $0 90 $0 $0 $0 0 1.3 11.4 12 12 70,048 71,850 $73,653 $75,457 $1.29 $1.34 $1.30 $1.45 $90,159 $96,178 $102,535 $100,248 90.114 90.117 90.121 90.125 90.121 90.126 $0.131 90.136 $84,358 © $91,053 $98,212 $105,864 $0.1862 $0.189 ‘90.197 $0.204 $126,537 $196,579 $147,318 $158,796 $210,896 $227,632 $245,529 $264,660 $301,055 $323,810 $348,085 $373,908 $301,055 $323,810 $348,085 $373,906 0.934 0.902 0.871 0.842 $281,038 $292,058 $303,318 $314,820 $811,003 $1,103,082 $1,406,380 $1,721,200 90.432 90.448 $0.484 90.481 $0404 90.404 90.405, $0.405 $0.21 $0.22 $0.23 $0.24 $73,105 $78,528 © $84,205 = $90,425 $68,245, $70,828 $73,458 $76,136 $197,178 $268,004 $341,462 $417,596 91,500 $1,200 02 804,707 903,054 208 ‘$360,000 $51,256 10.8 83,974 $1.01 $844,840 $0.801 90.652 $0.25 $96,041 ‘$76,661 $496,459 Est. Year 2001 Fusl Cost $/gal $0.80 Fuel Inflection Factor 40% General Inflation Factor 3.0% Est. 2001 Non-Fusl Cost $/kwh = 90.28 Discount Rate 3.5% 8M perkwh = $0010 2008 2009 2010 2011 2012 2013 2014 2018 2016 2017 833,003 861,784 891,051 920,803 851,041 981,763 1,012,972 1,044,665 1,076,844 1,109,508 932,963 962,325 982,037 1,022,001 1,062,485 1,083,212 1,114,269 1,145,649 1,177,349 1,209,364 213 220 226 233 240 247 254 262 269 278 300 300 300 300 300 300 300 300 300 300 $960,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $51,258 $51,256 $51,256 «$51,256 $51,286 $51,256 $51,256 $51,256 = $51,256 $51,286 108 108 108 108 108 10.8 108 108 108 108 86,669 80,308) 92,158 = 94,948 G7,772 100.628 103,511 106,426 = 109,371 112,345 $1.05 $1.09 $114 $1.18 $1.23 $128 $133 $1.39 $1.44 $1.50 $91,240 $07,876 $104,934 $112,437 $120,412 $128,685 $137,883 $147,437 $157,577 $168,336 $0008 = $0102 $0108 = $0110 $0114 «= $0119 $0124 = $0.129 $0.134 $0.130 $10,501 $11,156 $11,845 $12,570 $13,333 $14,133 $14,975 $15,858 = $16,788 $17,760 $204,016 $312,368 $331,672 $351,972 $373,312 $395,737 $419,208 $444,037 $470,013 $497,278 $75,000 $75, 000 $75, 000 ($75, 000 ‘$75,000 875, 000 $75, 000 $75,000 ‘$75,000 $75,000 $10,678 $10,678 $10,678 $10,678 $10678 $10,678 $10678 $10678 $10678 $10678 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,600 $7,500 $7,500 $7,500 $2 $2 $2 $2 $2 $2 $2 $2 $2 $2 $173,337 $178,763 $184,313 $189,897 $105,544 $201,252 $207,023 $212,853 $218,743 $224,601 $674,529 $705,627 $738,199 $772,311 $808,035 $845,442 $884,611 $825,620 $988,553 $1,013,400 0 0 ° ° ° ° ° ° 0 ° #0 2 20 $0 9 0 9 0 0 9% $0 90 $0 0 $0 $0 90 $0 $0 0 $0 2 $0 $0 #9 $0 9 0 $0 $0 90 2 $0 0 $0 $0 90 30 $0 $0 $0 90 $0 $0 $0 $0 90 0 $0 9 $0 $0 $0 $0 $0 $0 2 0 9 0 #0 2 $0 $0 $0 $0 9 90 $0 $0 $0 2 0 $0 9 sO 9 $0 $0 $0 Cu 2 30 90 #9 0 0 $0 $0 $0 $0 2 $0 $0 $0 $0 $0 $0 $0 90 $674,529 $705,627 $738,190 $772,311 $808,035 $845,442 $884,611 $925,620 $968,553 $1,013,490 0.788 (0.750 0734 0709 068 0682 063 = (0618 0.507 0877 $530,173 $535,861 $541,639 $547,508 $553,460 $550,409 $565,624 $571,831 $578,120 $584,491 $2,775,951 $3,311,813 $3,853,452 $4,400,068 $4,954,417 $5,513,917 $8,070,540 $6,651,371 $7,229,402 $7,813,082 $0810 90.819 90.826 $0630 90.650 $0.861 $0873 $0.886 30.809 90.913 $0.62 © $0622. $0608) $0505 = $0582 $0570 $0558 = $0,547 $0537 $0827 $0.25 $0.26 $0.27 $0.28 90.20 $0.30 90.31 $0.32 90.4 $0.35 $103,862 $111,211 $119,012 $127,201 $136,072 $145,384 $155,258 $165,717 $176,801 $188,530 $61,634 $84,455 $87,323 $90,230 $03,202 $06,213 $00,271 $102,377 $105,531 $108,732 $578,003 $662,548 $749,871 $840,110 $933,312 $1,029,524 $1,128,796 $1,231,173 $1,336,704 $1,445,435 ‘Waste Heat Capital Invest per KW Hot Water Waste Heat Boiler = $100 2018 2019 2020 1,142,087 1,178,292 1,210,412 1,241,687 1,274,316 1,307,245 283 21 208 300 00 200 $260,000 $360,000 $360,000 $51,258 «$51,258 $51,256 108 108 108 115,348 = 118,379 121,438 $1.56 $1.62 $1.69 $179,749 $191,851 $204,681 $0145 $0154 $0157 ‘$18,782 $19,853 ($20,977 $525,886 $585,808 $587,968 $36,000 $36,000 $36,000 $75,000 $75,000 -—«$75,000 $10,678 $10,678 -$10678 $7,500 $7,500 $7,500 2 2 $2 $230,608 $236,758 $242,876 $1,000,547 $1,109,703 $1,161,338 ) ° ° $0 90 $0 $0 $0 $0 $0 9 $0 $0 0 $0 9 2 $0 rs 2 $0 $0 $0 $0 $0 9 90 cl co 0 9 2 $0 $1,080,547 $1,109,793 $1,161,338 0.557 0638 0.620 $500,941 $507,470 $804,076 $8,404,923 $9,002,203 $9,606,489 $0928 = $0.43 «$0950 $0517 = $0508: 80.499 $0.36 $0.37 90.38 $200,968 $214,125 $228,048 $111,980 $115,277 $118,620 $1,557,416 $1,672,602 $1,791,313 Year 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fusi Gal Equivalent) Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Dett Service @ 5%, 10 Years O&M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat 3 Waste Heat Sales Net Income 88 S88ess Sesssss © Total Generation Expenses Minus: Net Income from Waste Heat Sales Total Expenses $259,700 PW Total Expenses $259,700 Accumuated PW Total Expenses $250,700 Acournuiated PW Savings From W. H. Sales 0 7, Power Costs & PCE Payments with Waste Heat Offset 7.0. Power Costs ‘Avg. Costewh 30.403 PW Avg. Costkwh $0.403, PCE Payment $/kwh $0.20 PCE Payments $63,222 PWPCE Payments 963,222 ‘Accumuated PW PCE Payments $63,222 Acoumuiated P.W of PCE Savings: co) From Sates of Waste Heat $0 3 $8 S8Bsss Sesssss $0.417 0.403 $0.21 ‘$68,009 985,710 $128,932 % 0 2003 2004 2005 2006 2007 2008 2008 2010 2011 90 0 $0 90 2,750 2,838 2,927 3,018 3,109 0 0 ci 0 19926 20566 21213 21868 (22530 $0 $0 0 $0 = $30,000 $30,000 $30,000 $30,000 $30,000 0 so 0 0 $3,885 $3,885 $3,685, $3,885 $3,685 0 $0 $0 $0 $600 3618 $637 $656 $675 90 90 9 $0 = $3,000 $3,000 $3,000 $3,000 $3,000 0 0 0 $0 $7,485 $7,503 $7,522 $7,641 ‘$7,560 0 9 #0 $0 $30,000 $30,000 $30,000 $30,000 $30,000 $0 9 #0 0 $3,885 $3,685 $3,885 $3,685 $3,885 0 0 $0 0 ‘$600 $618 $637 $656 9675 0 0 ci $0 $1,500 $1,500 $1,500 $1,500 $1,500 $0 0 90 $0 $5,065 $6,003 $6,022 96,041 ‘$6,060 30 0 0 $0 = $13,470 $13,506 = $13,543 $13,682 $13,621 $0 $0 90 $0 = $30,421 $32,653 $35,028 = $37,554 = $40,230 so so $0 $0 = $16,951 $19,147 $21,485 = $23,972 $26,618 $901,055 $323,810 $348,085 $373,908 $627,880 $655,382 $684,142 $714,226 $745,602 $261,038 $202,058 $303,318 $314,820 $510,788 $515,124 $519,545 $624,050 $528,635 $811,003 $1,103,062 $1,406,380 $1,721,200 $2,231,089 $2,747,113 $3,266,658 $3,700,708 $4,310,343 so 0 0 $0 = $13,789 $28,830 © $45,155 962,744 9 $81,614 $0,432 90.448 $0,464 90.481 $0.760 90.787 $0.704 $0.602 90.810 90.404 $0.404 $0 405, 90.405 90.635 90.618 $0.603 90.588 90.574 $0.21 $0.22 $0.230 90.238 $0226 90.233 $0.240 90.247 90.255 $73,105 $78,528 $84,205 $90,425 $89,060 $94,949 $101,210 $107,853 $114,900 $68,245 $70,828 $73,458 = $76,136 = $72,442 $74,620 «$78,860 $70,195 $81,455 $197,176 $268,004 $341,462 $417,598 $490,040 $564,609 $641,528 $720,064 $802,116 0 0 0 $0 96,419 = $13,424 = $21,019 $20,207 = $37,991 %0 0 ‘$0,000 $0.00 $0.021 90.023 $0.025 90.027 $0.020 2012 3,202 23200 ‘$30,000 $3,885 $008 $3,000 $7,581 ‘$30,000 $3,885 $696 $1,500 96,081 $13,661 $43,003 $20,432 $778,603 $533,301 $4,852,644 $101,774 90.819 90.561 $0,263 $122,372 $83,618 $885,096 $47,376 $0.031 2013 3,295 23878 $30,000 $3,685 $716 ‘$3,000 $7,602 ‘$30,000 $3,865 $716 $1,500 $6,102 $13,703 $46,126 $32,422 $813,019 $538,043 $5,300,686 $123,230 $0.626 90.548 90.271 $130,201 $86,225 $972,161 $57,364 3,300 24562 ‘$30,000 $3,685 $738 $3,000 $7,623 $30,000 $3,685 $738 $1,500 96,123 $13,746 40,346 ‘$35,600 $849,011 $542,661 $5,933,647 $145,083 90.279 $138,684 $88,675 $1,080,636 967,960 $0,035 2015 3,485 $30,000 $3,685 $3,000 $7,645 ‘$30,000 $3,885 $1,500 98,145 $13,790 $52,765 $38,975 $886,645, $547,753 $6,481,300 $170,071 $0849 90.524 $0.268 $147,575 $91,160 $1,152,005 $79,168 90.037 2016 3,581 $30,000 $3,885 $3,000 $7,068 ‘$20,000 $3,885 $783 $1,500 $6,168 $13,836 $56,304 $42,558 $925,995 $552,718 $7,034,018 $195,473 90.860 90.513 90.206 $156,990 $93,706 $1,245,711 $90,903 90.040 2017 3,679 26650 $30,000 $3,685 ‘$3,000 $7,601 ‘$30,000 $3,685 $1,500 $6,101 $13,683 980,245 $46,362 $967,137 $557,754 $7,501,772 $222,210 $0872 $0.503 ‘80.307 $168,958 $96,286, $1,341,008 $103,430 0.042 2018 3777 27371 ‘$30,000 $3,885 $831 ‘$3,000 $7,716 ‘$30,000 $3,685 $831 $1,500 96.216 $13,631 $64,329 $50,396 $1,010,149 $562,859 $8,154,631 $250,202 90.884 90.493 90.317 $177,508 $98,008 $1,440,005 $116,511 90.044 2019 3876 $30,000 $3,885, ‘$3,000 ‘$7,741 $30,000 $3,885, $1,500 $6,241 $13,081 $68,660 354,679 $1,055,114 $568,033 $8,722,663 $270,720 $0.807 $0.483 $0.327 $188,672 $101,574 $1,542,478 $130,214 90.046 3.977 26816 ‘$30,000 $3,885 $881 $3,000 $7,768 ‘$30,000 $3,685 $881 $1,500 $6,266 $14,033, $73,252 $50,219 $1,102,118 $573,273 $9,205,937 $310,532 90.011 $0.474 $0,338 $200,481 $104,281 $1,646,760 $144,553 90.049 Scammon Bay Fusl Cols - Propane Fuel 3. Expenses 3.a Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh Gal Gal Fust Fusl Cost $/Gal Fusl Cost Fuel Cost $/cwh 8M Other Non FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fuel Storage $/gal Propane Fuel Storage Cost $ Total Expense Turbine Generation Diesel Genertion kWh/Gal Gal Fut Fuel Cost $/Gal Fuel Cost Fusl Cost$/kwh Variable Non-Fusl Costs $/awh Variable Non-Fusl Costs Foed Non-Fusl Costs Sfewh Foed Non-Fusl Costs Total Non-FusiCost Total Diesel Generation Expenses Total Generation Expenses 3b, Present Worth Expenses PW Factor PW Total Cost $ ‘Accumuated PW Total Costs 4. Power Costs & PCE Payments. 4.2 Power Costs Avg. Costkwh PW Avg. Costionh 4b. PCE Payments PCE Payment $/xwh PCE Payment PWPCE Payments ‘Accumuated PW PCE Paymerts Year 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fuel Gal Equvalert) Capital Investment Debt Service @ 5%, 10 Yeers O&M at 2% of Investment Sys Losses 1909 = Sys. Losses 2020 = Load Factor = Avg. Eligible PCE kwh Sold as % of Total = 2001 2002 968,471 1,010,709 1,107,285 1,152,208 253 23 ° 0 co $0 0 0 o 0 0 0 90.76 $0.79 $0 9 0 $0 $0 $0 0 $0 $0 $0 ca so $0 0 0 $0 $0 $0 90 $0 so 0 11.5 116 98,286 99,508 $1.13 $1.18 $108,603 $116,943 $0.098 = $0.101 90.112 $0116 $108,469 $117,727 90.168 §=$0.175 $162,703 $176,501 $271,172 $204,318 $379,975 $411,261 $379,075 $411,261 1,000 0.966 $370,975 $397,354 $379,975 $777,329 $0302 $0.407 90.392 = $0.303 $0.21 $0.22 $90,656 $107,642 $99,656 $104,002 $99,656 $203,656 2001 2002 $0 $0 $0 $0 $0 $0 0 9 Ce 0 15.00% 8.00% Os 2003 1,053,820 1,197,842 ° SSSESSEEESEROOSE 11.7 102,749 $128; 581 90.105 90.121 $127,659 $0.162 $191,488 $319,147 $444,728 0.934 $415,159 ‘$1,192,487 90.422 90.304 $0.22 $116,162 $108,438 $312,096 : 3 Besss Fuel Efficiency Btukwh = Btugal Fusl Coll Installed Costikw = 49% Avg. PCE per kwh sold = 2004 1,097,802 1,244,176 284 ° BSESEEESEEEE ROBE $433,392 $1,625,880 $0.438 $0.30 $0.23 $125,245 $112,064 $425,060 B8ess 2005 1,142,656 1,291,201 295 ° 8 SSSESESESESZ008S $100,278 $1.32 $144,458 90.112 $0.13 $149,716 $0.197 $224,873 $374,289 $518,747 $518,747 0.871 $452,058 $2,077,938 90.454 $0,306 90.24 $134,925 $117,579 $542,639 2005 8esses 1,188,382 1,338,910 we ° SSSSSESESEES Oo BE $0.204 $242,003 $404,838 $550,562 $550,502 0.842 $471,161 $2,549,000 90.471 90.396 $0.25 $145,236 $122,285 seses 8500 Est. Year 2001 Fusl Cost $/gal $0.76 Fust Inflaction Factor 91,500 General Irfiation Factor Est. 2001 Non-Fuel Cost $/kwh = $0.26 Discount Rate $1,200 O&M pertkwh = $0.010 021 2007 2006 2008 2010 2011 2012 2013 2014 2015 1,234,980 1,282,450 1,330,782 1,380,008 1,430,092 1,481,050 1,532,681 1,585,583 1,639,157 1,387,294 1,436,344 1,486,051 1,536,407 1,587,402 1,639,029 1,691,278 1,744,141 1,797,600 v7 328 30 361 2 374 Kd 398 410 300 300 0 0 00 300 300 00 00 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $51,256 = $51,256 = $51,256 9 $51,256 9 $51,256 9 $51,256 9 $51,256 §9— $51,256 = $51,256 108 10.8 108 10.8 108 10.8 10.8 108 108 128,874 = 133,431 138,048 = 142,726 147,464 152,250 157,113 162,024 166,991 $0.96 $1.00 $1.04 $1.08 $1.12 $1.17 $1.22 $1.27 $1.32 $123,631 $133,445 $143,586 $154,389 $165,804 $178,141 $191,173 $205,034 $219,773 $0,060 $0,083 ‘$0,007 $0.100 $0.105 $0.109 90.113 90.118 $0.122 $15,159 $16,166 $17,227 $18,345 $19,523 $20,763 $22,087 $23,440 $24,883 $424,461 $452,653 $482,367 $513,674 $546,645 $581,356 $617,888 $656,314 $696,727 $75,000 $75,000 $75, 000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 $10678 $10,678 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $2 $2 $2 $2 $2 $2 $2 $2 $2 $257,749 $286,862 $276,097 $285,453 $294,927 $304,519 $314,227 $324,048 $333,062 $926,735 $974,560 $1,024,712 $1,077,206 $1,132,424 $1,190,214 $1,250,787 $1,314,271 $1,380,799 0 0 oO O 0 oO oO 0 Oo $0 co #9 $0 $0 $0 0 $0 0 $0 $0 0 $0 $0 $0 0 0 $0 so 90 90 $0 $0 $0 $0 $0 $0 $0 $0 0 $0 $0 $0 $0 0 0 $0 cu 9 $0 $0 $0 0 9 0 $0 $0 90 so $0 $0 $0 $0 80 $0 $0 $0 0 $0 0 0 0 $0 $0 $0 $0 $0 $0 $0 $0 0 $0 $0 $0 $0 9 $0 90 0 9 $0 $0 0 0 0 0 $0 0 $0 $0 $926,735 $974,560 $1,024,712 $1,077,206 $1,132,424 $1,190,214 $1,250,787 $1,314,271 $1,380,799 0.814 0.788 0.750 07M 0.708 0.685 0.662 0.630 0618 $753,899 $765,996 $778,178 $700,445 $802,707 $815,232 $827,750 $840,350 $853,032 $3,302,996 $4,068,904 $4,847,172 $5,637,617 $6,440,414 $7,255,646 $8,063,398 $8,923,746 $9,776,778 $0.750 90.760 $0.770 90.781 $0.792 $0.804 90.816 90.629 $0.842 $0.610 90.597 90.585 90.573 90.561 $0.550 90.540 $0.530 $0.520 $0.26 $0.27 $0.28 $0.20 $0.30 $0.31 $0.32 $0.33 90.34 $156,213 $167,895 $180,322 $163,535 $207,579 $222,499 $238,346 $255,170 $273,024 $127,079 $131,964 $136,938 $142,003 $147,156 $152,400 $157,733 $163,156 $168,669 $792,003 $923,967 $1,060,005 $1,202,908 $1,350,064 $1,502,465 $1,660,198 $1,823,354 $1,992,024 2007 2008 2009 2010 2011 2012 2013 2014 2015 4,220 4,369 4,521 4,874 4,829 4,988 5,145 5,308 5,468 30581 31662 32758 33868 4982 38130 ‘37282 (38447 30626 $3,885 $3,685 $3,885 $3,665, $3,685 $3,885 $3,885 $3,885 $3,685 ‘$600 $618 $637 $856 $675 $696 $716 $738 $760 40% 3.0% 35% 2016 1,693,603 1,851,673 423 BSESEEEBEEEO $1,450.51 $10,642,574 90.856 $0.511 $0.35 $291,066 $174,272 ‘$2,166,295 5633 40817 ‘$30,000 $3,685 $763 2017 1,748,921 1,908,324 435 SSESSESESESS $1,523,552 $11, 821,216 $0.871 ‘90.502 9% $312,055 ($179,964 $2,346,259 2017 ‘$30,000 $3,885 ‘$808 Waste Heat Capital Invest per KW Hot Water Waste Heat Boiler = 2018 2019 1,805,111 1,662,173 1,961,554 2,017,354 448 461 xO 300 $360,000 $360,000 $51,256 $51,256 108 10.8 182,221 187,404 $1.48 $1.54 $269,761 $288,532 90.138 90.143 $29,670 $31,430 $830,767 $880,082 $36,000 $36,000 $75,000 ‘$75,000 $10,678 $10,678 ‘$7,500 $7,500 $2 $2 $364,442 $374,809 $1,600,074 $1,680,237 0 ° 9 0 $0 0 9 2 9 2 $0 $0 9 co co 9 9 9 $0 90 $0 9 $1,600,074 $1,680,237 0.557 0.538 $801,567 = $904,574 $12,412,783 $13,317,357 $0,886 $0.902 $0.494 90.486 $0.38 90.38 $333,354 $355,928 $185,746 = $191,618 $2,532,005 $2,723,623 2018 2019 5,967 6,137 43239 44470 $30,000 ‘$30,000 $3,665 $3,885 $831 $855 $100 1,820,107 2,073,716 473 Ssssssesssso $1,764,; 0.520 $14, 235, 019 90.919 $0478 $0.40 $379,846 $197,579 $2,921,202 6,308 45712 ‘$30,000 $3,885 $881 Replacement st 10% of Investment $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000 $3,000: $3,000 Total Expenses Heat Recovery $7,485 $7,503 $7,522, $7,541 «$7,560 $7,581 $7,602 $7623 «$7,845 = $7068 $7601 «$7,718 = $7,741 «87,788 District Heating System Capital Investmentt Debt Service @ 5%, 10 Years 8 8 $3,665 $3,885, $3,685 $3,885 $3,885 $3,885 $3,885 $3,885 $3,685 $3,885, $3,885 $3,885 $3,885 SS S888S88 SE 68 S84888 88 88 888888 88 S88 S88888 £8 $8 SSS88S8 88 SS S8sSeses £8 g 3 O&M at 2% of Investment $618 $637 $6568 $875 $096 $716 $738 $760 $783 $808 $831 $855 $881 Replacement @ 5% on investment $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 Total Expenses District Heating $5,085 $6,003 $6,022 $6,041 $8,080 $6,081 98,102 $8,123 95,145 98,168 $8191 88.218 98.241 $8,208 Total Expenses Waste Heat $13,470 $13,508 $13,543 $13,582 $13,621 $13,681 $13,703 $13,746 $13,700 $13,698 «$13,883 $13,031 $13,981 $14,033 Waste Heat Sales $44,353 $47,758 $51,387 $55,253 $50,371 $63,754 $68,417 $73,378 $78,653 $84,250 $00218 © $08,543 $103,280 $110,301 Net Income $30,862 $34,251 $37,844 $41,672 $45,750 $50,002 $54,714 $50,632 $64,862 $70,423 «$76,333 «$82,811 $89,279 $06,350 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $370,975 $411,261 $444,728 $480,510 $518,747 $559,502 $895,852 $940,309 $986,868 $1,035,624 $1,086,674 $1,140,121 $1,196,073 $1,254,630 $1,315,937 $1,380,088 $1,447,219 $1,517,483 $1,500,958 $1,667,847 PW Total Expenses $370,975 $307,354 $415,159 $433,302 $452,058 $471,161 $728,776 $730,074 $749,430 $750,860 $770,364 $780,021 $701,641 $802,221 $812,062 $823,781 $834,620 $845,596 $858,510 $807,540 Accumuated PW Total Expenses. $379,975 $777,328 $1,192,487 $1,625,880 $2,077,938 $2,549,099 $3,277,875 $4,016,950 $4,766,389 $5,526,258 $6,206,622 $7,077,543 $7,880,084 $8,671,208 $9,484,267 $10,308,020 $11,142,648 $11,088,184 $12,844,604 $13,712,234 Accurniated PW Savings From W. H. Sales $0 $0 0 $0 $0 $0 $25,123 $82,044 $80,783 $114,359 $143,702 $178,102 $214,311 $252,440 $202,511 $334,548 $378,587 $424,500 $472,863 $522,784 7. Power Costs & PCE Payments with Waste Heat Offset 7.0. Power Costs Avg. Costfewh $0302 $0407 $0422 $0438 «$0454 $0471 = $0725 «90.733 $0742 SO75O «= $0780 90.770 $0780 «$0701 «= $0803 081s §=— 0.827 «= SBT = $0854 = 80.800 PWAvg. Costcwh $0302 $0303 $0304 $0305 © $0.30.) $0308 «= $0500 $0576 «= 80.563 «$0551 $0590 $0527 | SUS16 §=— $0508. $0408 «= 80.488 «= 80477 = 80.488 «= 80.480 = $0482 7.b PCE Payments PCE Payment $/kwh $021 $022 $022 = $023 $0241 «$0249 «$0234 © -$0.242 «$0250 80288 «= 0288) 274 $0283 $0.23 «$0302 $0312 «80323 0333 UMS 8036 PCE Paymerts $99,856 $107,642 $116,162 $125,245 $134,925 $145,236 $141,637 $151,051 $162,708 $174,137 $186,282 $199,182 $212,877 $227,411 $242,831 $250,184 $278,522 $204,808 © $314,268 $334,901 PWPCE Payments $99,856 $104,002 $108,438 $112,064 $117,579 $122,285 $115,385 $119,432 $123,561 $127,770 $132,050 $136,429 $140,878 $145,407 $150,016 $154,705 $150,472 $164,318 $160,244 $174,247 ‘Accumulated PW PCE Payments $99,656 $203,658 $312,008 $425,080 $542,630 $664,023 $780,308 $890,740 $1,023,301 $1,151,070 $1,283,129 $1,419,558 $1,560,436 $1,705,844 $1,855,860 $2,010,564 $2,170,038 $2,334,355 $2,503,508 $2,677,846 ‘Accumuiated P.W of PCE Savings 0 30 0 $0 30 $O - $11,695 $24,227 $37,604 $51,838 $66,005 $82,007 $00,762 $117,511 $136,164 $185,731 $178,223 $197,651 $220,025 $243,356 8. Potential Rate Reduction kwh From Sales of Waste Heat 0 $0 *” so ‘$0.000 ‘$0.000 $0.025 $0.027 $0.028 $0.030 90.002 90.034 $0.036 90.038 90.040 $0.042 90.044 $0.046 90.048 90.050 St. Mary‘s/Pitkas Point Fuel Celts - Propane Fust Year 1, Load Requirements kWh Sales kWh Generated KW Demand 2, Fue! Cell Generators 100kw 3. Expensi 3.8 Expens! Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost $/kwh 08M Other Non-FuelCost Replace at 10% of Cost Energy Storgy Syste Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fuel Storage $/gal Propane Fuel Storage Cost $ Total Expense Turbine Generation Diesel Genertion kWh /Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$/kwh Variable Non-Fuel Costs $/kwh Variable Non-Fuel Costs Fixed Non-Fuel Costs $/kwh Fixed Non-Fuel Costs Total Non-FuelCost Total Diese! Generation Expenses Total Generation Expenses 3.b. Present Worth Expenses PW Factor PW Total Cost $ ‘Accumulated PW Total Costs 4, Power Costs & PCE Payments 4.2 Power Costs ‘Avg. Costikwh PW Avg. Cost/kwh 4b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments ‘Accumulated PW PCE Payments Yoar 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diese! Fue! Gal Equivalent) Capttal investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Sys Losses 1999 = 15.00% Fuel Efficiency Btu/kwh = 8500 Sys. Losses 2020 = 8.00% Btu/gal 91,500 Load Factor . os Avg. Eligible PCE kwh Fuel Cell instaled Cosvkw = $1,200 Sold as % of Total = 38% Avg. PCE per kwh sold = 0.22 2001 2002 2003 2004 2005 2006 2007 2,600,385 2,665,305 2,721,607 2,778,800 2,836,555 2,804,601 2,953,628 2,083,307 3,038,448 3,093,787 3,149,409 3,205,307 3,261,476 3,317,909 681 604 708 719 732 745, 758 0 0 0 0 ° 0 300 $0 $o $0 $0 $0 $0 $360,000 $0 $o $0 $0 $0 $0 $51,258 0 ° 0 0 o 0 10.8 0 ° 0 o ° 0 $0.76 $0.79 $0.62 $0.85 $0.89 $0.92 $0 $0 so $0 30 $0 $0 so $0 $0 $0 $0 $0. 30 so $0 $0 30 $0 = $36,256 $0 so $0 $0 $0 $0 $1,015,150 $0 $0 $0 $0 $0 $0 = $36,000 $0 $0 $0 $0 $0 $0 $75,000 $0 $0 $0 $0 $0 $0 $10,678 $0 so $0 $0 $0 $0 $7,500 $0 $0 $0 $0 $0 $0 $2 $0 so $0 $0 $0 $0 «$616,442 so so $0 $0 so $0 $2,069,690 97 90 10.0 10.2 10 " 0 307,567 307,732 307,920 308,130 $308,359 $308,606 $0 $1.14 $1.10 $1.23 $1.28 $1.33 $1.30 $0 $350,626 $364,847 $370,673 $305,126 $411,239 $428,031 $0 90.118 90.120 $0.123 90.125 90.128 90.131 $0 90.112 $0.116 90.121 90.126 90.131 90.136 $0 $202,251 $310,455 $320,716 $371,857 $304,460 $0 $0.168 = $0.175 —-$0.182 $0107 $0,204 $0 $438,377 $485,682 $404,576 $525,147 $557,488 $501,601 $0 $730,628 $776,137 $624,204 $875,245 $020,149 $086,151 $0 $1,081,254 $1,140,084 $1,203,067 $1,270,373 $1,340,382 $1,414,182 $0 $1,061,254 $ 4 $1,203,967 $1,270,373 $1,340,382 $1,414,182 $2,069,690 1.000 0.966 0.034 0.602 0.871 0.842 0.814 $1,081,254 $1,102,400 $1,123,016 $1,145,604 $1,168,066 $1,100,704 $1,683,604 $1,081,254 $2,163,654 $3,307,560 $4,453,373 $5,621,439 $6,612,142 $6,495,836 90.414 $0.428 $0.442 90.457 $0.473 $0.480 $0.701 $0414 = $0.414 80.413 80.412 0.412 $0.41 $0.870 $0.22 $0.23 $0.24 $0.24 $0.25 $0.28 $0.27 $218,145 $230,618 $243,750 $257,572 $272,119 $287,426 $303,532 $218,145 $222,819 $227,543 $232,315 $237,136 $242,005 $246,923 $218,145 $440,064 $668,507 $900,822 $1,137,058 $1,370,064 $1,626,887 2001 2002 2003 2004 2005 2008 2007 $0 $0 $0 $0 $o $0 10,093 $0 $0 $0 $0 so $0 73138 $0 $0 $0 $0 $0 $0 $30,000 $0 $0 $0 so $0 $0 $3,885 $0 $0 $0 $0 $0 so $600 $0 $0 $0 so $0 $0 = $3.000 $0 so $0 so $0 $0 $7485 2008 3,013,037 3,374,601 770 $360,000 $51,286 10.8 313,488 $1.00 $313,521 $0.003 $37,081 $1,063,480 $36,000 $75,000 $10,678 $7,500 $2 $626,075 $2,147,392 sseses $2,147,302 0.786 $1,687,631 $10,183,667 90.713 $0.560 $0.28 $320,474 $251,890 $1,878,777 2008 10,268 7438 $30,000 $3,885 $618 $3,000 $7,503 2011 3,104,751 3,548,174 810 300 $380,000 $51,256 10.8 320,428 $1.12 $370,500 $0,105 $43,613 $1,221,177 $36,000 $75,000 $10,678 $7,500 $2 $2 78 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $2,300,676 0.709 $1,701,175 $15,273,538 $0.751 90.532 $0.31 $376,744 $267,081 $2,664,732 2011 10,787 78170 $30,000 $3,085 $675 $3,000 Est. Year 2001 Fuel Cost $/gal . Est. 2001 Non-Fuel Cost $/kwh = O&M portkwh = 2000 2010 3,073,027 3,133,598 3,431,547 3,488,739 783 797 300 300 $360,000 $360,000 $51,256 $51,256 10.8 10.8 318,778 324,091 $1.04 8 $331,565 $350,574 $0.007 $0.100 $30,781 $41,687 $1,113,869 $1,166,408 $36,000 $38,000 $75,000 $75,000 $10,678 $10,678 $7,500 $7,500 $2 $2 $037,555 $648,181 $2,228,204 $2,312,253 0 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 90 $0 $0 $0 $0 $0 $0 $2,228,204 $2,312,253 0.750 0.734 $1,602,124 $1,606,872 $11,675,701 $13,572,363 $0,725 $0.738 90.551 90.541 $0.29 $0.30 $338,205 $357,037 $256,005 $261,069 $2,135,682 $2,307,651 2008 2010 10,430 10,813 78643 76604 $30,000 $30,000 $3,885 $3,805 $637 $656 $3,000 $3,000 $7,522 $7,541 $7,560 $0.76 $0.28 $0.010 2012 3,256,485 3,603,843 823 $360,000 $51,256 10.8 334,783 $1.17 $301,601 $0.10 $1,278, $36,000 $75,000 $10,678 $7,500 $2 $660,567 $2,400,612 0 $0 $0 $0 $0 $0 $0 90 $0 $0 $0 $2,490,612 0.685 $1,705,034 $16, $0,765 $0.524 $0.32 $397,465 $272,242 $2,936,974 2012 10,963 70441 $30,000 $3,885 $696 $3,000 $7,581 2013 3,318,800 3,661,743 836 300 $360,000 $51,256 10.8 340,162 $1.22 $413,004 $0.113 $47,777 $1,337,768 $36,000 $75,000 $10,678 $7,500 $2 $680,324 $2,585,207 $0 $0 $0 $0 $0 $0 $0 $0 $2,585,207 0.662 $1,710,847 30.779 $0.516 $0.33 $419,249 $277,452 $3,214,426 2013 11,130 807168 $30,000 885 $716 $3,000 $7,602 72 $18,690,319 $20,406,234 30.794 $0,507 $0.34 $442,146 $262,710 $3,497,136 2014 11,318 81999 $30,000 $3,865 $738 $3,000 $7,623 Fuel Inflaction Factor General Inflation Factor Discount Rate 2014 2015 3,361,607 3,445,175 3,719,867 3,778,209 49 863 300 300 $360,000 $51,256 10.8 345,561 $1.27 $437,203 $461,917 $0.118 $0.122 $49,082 $52,209 $1,309,773 $1,464,379 $36,000 $36,000 $75,000 $75,000 $10,678 = $10,678 $7,500 $7,500 $2 $2 $691,123 $701,962 $2,683,615 $2,785,902 0 o $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 90 $0 $0 30 $0 $0 $0 $0 $0 $0 $2,683,615 $2,785,992 0.639 0.618 $1,715,014 4.0% 3.0% 3.5% 3,509,234 3,836,763 876 300 $360,000 $51,256 108 356,421 $1.37 $487,839 $0.127 $54,703 $1,531,686 $36,000 $75,000 $10,678 $7,500 $2 $712,641 $2,602,503 o $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $2,802,503 0.507 2017 3,873,875 3,895,524 880 300 $360,000 $51,256 10.8 9 42 $515,123 $0.132 $57,207 $1,601,798 $36,000 $75,000 $10,678 $7,500 $2 $723,759 $3,003,321 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $3,003,321 0.577 Waste Heat Capital Invest per KW. Hot Water Waste ‘Heat Boller = 2018 2018 3,639,007 3,704,800 3,054,485 4,013,842 003 oe 300 300 $360,000 $360,000 $51,256 $61,256 10.8 10.8 367,387 372,852 $1.48 $1.54 $543,836 = $574,051 90.138 $0.143 $50,615 $62,531 / $1,750,874 $36,000 $36,000 $75,000 $75,000 $10,678 $7,500 $7,500 $2 $2 $734,713 $745,704 $3,118,623 $3,238,504 0 o $0 $0 $0 $0 $0 $0 $0 90 $0 $0 $0 $0 $0 $0 $0 90 $0 $0 $0 $0 $3,118,623 $3,238,504 0.557 0.538 $1,721,138 $1,726,508 $1,732,033 $1,737,708 $1,743,533 $22,127,369 $23,853,876 $25,565,909 $27,323,618 $20,067,151 90.808 0.500 $0.36 $466,211 $288,017 $3,785,152 11,493 83265 $30,000 $3,605 $760 $3,000 $7,645 $0.624 90.492 $0.37 $491,500 $203,372 $4,078,524 $0.840 $0485 $0.38 $516,073 $208,776 $4,377,300 2017 11,850 05871 $30,000 $3,885 $806 $3,000 $7,691 $0.687 $0.478 $0.30 $845,001 $304,220 $4,681,529 2018 12,030 e7i71 $30,000 93,085 $631 $3,000 $7,716 90.674 $0.471 $0.44 $575,310 $309,730 $4,091,258 2019 12,200 08475 $30,000 $100 2020 3,771,285 4,072,988 930 $360,000 $51,256 10.8 378,365 $1.60 $605,840 $0.140 $65,350 $1,830,066 $36,000 $75,000 $10,678 $7,500 $2 $756,730 $3,363,430 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $3,363,430 0.520 $1,749,507 $30,616,658 $0,602 $0,464 $0.42 $606,125 $315,278 $5,306,5: Capital investmentt $0 so $0 $0 $0 $0 Debt Service @ 5%, 10 Years $0 $0 $0 so $0 $0 O&M at 2% of Investment $0 $0 $0 so $0 $0 Replacement @ 5% on Investment $0 $0 $0 $0 $0 $0 Total Expenses District He $0 $0 $0 $0 so $0 Total Expenses Waste Heat $0 $o $0 so so $0 Waste Heat Sales $0 so $0 $0 $0 $0 ‘Net income so so $0 $0 $0 $0 4. Total Generation Expenses Minus ‘Net Income from Waste Heat Salen Total Expenses $1,081,254 $1,140,984 $1,203,967 $1,270.73 $1,340,382 $1,414,182 PW Total Expenses $1,081,254 $1,102,400 $1,123,016 $1,145,804 $1,168,086 $1,190,704 Accumutated PW Total Expenses $1,081,254 $2,183,654 $3,307,560 $4,453,373 $5,621,439 $6,812,142 Accumulated PW Savings From W. H. Sales $0 $0 $0 $0 0 $0 7. Power Costs & PCE Payments with Waste Heat Offset 7.8, Power Costs Avg. Costfkwh $0414 $0.428 © $0442: $0.487 $0473 $0480 PW Avg. Costkwh $0414 «$0414 = $0413 $0412 $0.42 SOIT 7b PCE Payments PCE Payment $/kwh $022 $0.23 $0.24 = $0.24 = $0252: $0.261 PCE Payments 45 $230,818 $243,750 $257,572 $272,119 $287,426 PW PCE Payments 45 $222,819 $227,543 $232,315 $237,136 $242,005 ‘Accumulated PW PCE Payments $218,145 $440,064 $868,507 $000,622 $1,137,058 $1,379,064 ‘Accumulated P.W of PCE Savings $0 so $0 $0 $0 $0 8. Potential Rate Reduction. kwh From Sales of Waste Heat $0 $0 $0 $0 $0.000 $0,000 $30,000 $30,000 $30,000 $30,000 $30,000 = $30,000 $30,000 $3,885 $3,885 $3,685 $3,685 $3,085 $3,885 ‘$600 $618 $637 $656 $675 $696 $716 $738 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $5,085 $6,003 $6,022 $6,041 96,060 $6,061 $6,102 $6,123 $13,470 $13,506 $13,543 $13,582 $13,621 $13,661 $13,703 $13,748 9106.076 = $112,204 = $118,661 = $125,464 = $132,631 $140,179 = $148,120 $156,490 $92,605 $98, $105,118 = $191,883 $119,010 = $126.5 $134,426 $142,753 $1,077,084 $2,048,695 $2,123,086 $2,200,370 $2,280,666 $2,364,004 $2,450,782 $2,540,861 $ 9 $1,610,256 $1,612,206 $1,614,480 $1,616,807 $1,619,276 $1,621,686 $1,624,637 $8,420,501 $10,030,757 $11,643,053 $13,257,533 $14,874,340 $1 15,503 $19,740,140 $75,338 $152,910 $232,738 $314,820 $399,198 $574,817 $666,004 90.660 $0.680 $0.691 $0.702 90.714 90.7: $0.751 90.545 90.534 $0.525 90.515 90.506 $0.489 $0.480 90.241 90.249 90.257 90.266 90.275 90.204 30.304 $204,644 $316,647 = $333,782 $370,721 $390,612 $232,334 $236,624 $245,337 $240,750 ‘| $1,623,576 $2,051,664 $2,263,997 $2,520,621 $2,761,580 $3,006,017 $3,256,676 $27,106 $55,201 $84,018 $113,653 $144,110 $178,304 = $207,508 = $240,460 $0.031 $0.033 90.034 90.036 $0.037 30.030 90.041 $0.042 $30,000 $30,000 $30,000 $30,000 $30,000 $3,085 = $3,685 $3,885 $3,885 $3,885 $760 $783 $808 ost $381 $1,500 $1,500 $1,500 $1,500 $1,500 $6145 ($6,168 $6,216 $6,266 $13,700 $13,836 $13,031 $13,081 $14,033 $105,312 $174,580 $184,353 $205,443 $216,819 $151,522 $160,753 $170,470 $202,787 $2,731,750 $2,937,025 $3,047,133 $3,160,643 $1,627,528 $1,630,556 $1,633, $1,637,023 $1,640,458 $1,644,026 $21,367,668 $22,008,224 $24,631,045 $26,268,068 $27,009,426 $29,553,452 $750,701 $855,653 $053,064 $1,054,650 $1,157,725 $1,263,206 5 $0.78 $0,703 $0.607 $0,622 $0.838 $0.472 $0.465 $0.487 $0.450 90.443 $0.436 $0.314 90.325 30.336 90.348 90.360 $0.372 $411,512 $433,489 $456,534 $480.7: $506,202 $532,919 $254,224 $258,733 $263,286 $267,881 $272,519 $277,201 $3,510,000 $3,760,634 $4,032,019 $4,300,800 $4,573,320 $4,850,520 $274,252 $308,801 «= $344,381 = $380,728 = $417,030 $456,017 $0.044 $0,046 $0.048 $0.050 $0.052 $0,054 Toksook Bay Fusl Cols - Propane Fusl Year 1. Load Requirements kWh Sales kWh Generated KW Demand 2, Fusl Cel Generators 100kw 2. Expenses 3.0 Expenses Capital Cost Turbine Generation Dett Service @ 7%, 10 Years kWh /Gal Gat Fust Funl Cost $/Gal Fusl Cost Funl Cost kwh O8M Other Non-FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fus! Storage $/pal Propane Fuel Storage Cost $ Total Expense Turbine Generation Diese! Genertion kWh/Gal Gal Fust Fusl Cost $/Gal Fusi Cost Fusl Cost$/ewh Variable Non-Fusl Costs $/ewh Variable Non-Fusl Costs Fbed Non-Fusl Costs $/kwh Foed Non-Fusi Costs Total Non-FusiCost Total Diesel Generation Expenses Total Generation Expenses 3.b. Present Worth Expenses PW Factor PW Total Cost $ Acoumutated PW Total Costs 4. Power Costs & PCE Payments 4.8 Power Costs ‘Avg. Costtewh PW Avg. Costiwh 4b. PCE Payments PCE Payment Sfewh PCE Payment PWPCE Payments Accumuiated PW PCE Payments Year 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diese! Fusi Gel Equivalent) Capital Investment Debt Service @ 5%, 10 Years OBM at 2% of Investment Sys Losses 1999 = Sys. Losses 2020 = Load Factor . Avg. Eligible PCE kwh Sold as % of Total = 2001-2002 1,146,489. 1,187,694 1,310,819 1,353,971 209 309 ° ° ro) ro) $0 0 0 ° 0 0 soes = $0.88 0 0 90 $0 30 30 co $0 0 0 $0 9 2 2 2 9 2 0 co a co 0 109 11.0 120,250 122,971 $1.27 $1.32 $152,728 $162,420 $0117 $0.120 $0112 $0.116 $128,407 $138,343 90168 §=6$0175 $192,610 $207,514 $821,017 $345,856 $473,745 $508,276 ‘$473,745 $508,276 1,000 0.968 $473,745 $491,088 $473,745 $064,833 $0413 90.428 $0413 $0413 9020 $0.21 $116,942 $125,385 $116,942 $121,145 $116,942 $236,067 2001 2002 $0 0 0 $0 9 $0 0 $0 0 ee) 15.00% 8.00% os 51% 2003 1,229,623 1,397,671 9 ° SESEESSESEEROoSS 14.4 125,678 $1.37 $172,635 90.124 90.121 $148,056 90.182 $223,433 $372,380 $545,024 $545,024 0.934 $508,788 $1,473,619 9443 $0414 $0.21 $134,355 $125,422 3 B8sss Fusl Efficiency Btukwh = Bupa Fust Col instaled Costhkw = Avg. PCE per kwh sold = 2004 205 20068 1,272,278 1,315,658 1,389,764 1,441,915 1,486,694 1,532,001 32 xe 360 o ° ° 2 ss 9 0 ss 2 ° ° ° 0 0 ° 90968 199 $1.03 co 0 $0 $0 $0 0 9 30 so $0 90 $0 $0 0 $0 0 $0 $0 9 0 $0 2 0 co 9 0 0 9 0 cd 0 0 0 11.2 " 128,380 $131,077 . $1.43 $1.49 $163,401 $194,744 90.127 90.131 90.126 90.131 $160,288 $172,383 $0.189 90.197 $240,431 $258,574 $400,719 $430,957 $584,121 $625,702 $584,121 $625,702 ‘ 0.902 0871 8 ¢ 2 ate Weleheedsi. $2,000,462 $2,545,725 é $0450 «$0476 = $0.403 $0414 $0414 90.415 92 $0.23 $0.24 $143,681 $153,904 $164,727 $129,772 $134,197 $138,606 $493,281 $627,478 $766,174 8esss Sssss Sesses Fusl infiaction Factor Goneral inflation Factor Discount Rate Est Year 2001 Fuel Cost $/gal Est 2001 Non-Fusl Cost $ewh = OBM pertcwh = Hot Water Waste ‘Heat Boller = 1,639,629 1,840,713 1,624,169 1,671,016 2,012,513 2,083,149 2,114,225 2,165,738 $360,000 $360,000 $51,258 $51,256 $1,108,082 $1,212,841 $1,280,058 $1,329,718 $1,392,230 SSEEEEEEESO SSEESEEEESO BSSEBBEBEEBO SEESBEESEEEO SEESEEEESESO BSSESEESESEO ° 0 $0 0 co 0 0 so #9 0 0 836 Resssesessseso fesessssssso 2 2 3 Fgesssssssso Eseessssssso 2 8 desssssessso 2 g 3 $1,056,226 $1,108,082 $1,329,718 $1,302,230 ° g $850,240 $869,370 $3,000,015 $4,836,365 $910,784 $821,360 $8,607,874 $8,418,055 $0,340,316 $10,272,341 $11,218,121 $12,168,743 $13,133,208 $14,108,808 $244,168 $260,205 $167,242 $172,250 $1,057,388 $1,209,004 $1,367,425 $1,696,968 $1,880,225 $2,046,575 $2,229,089 $2,416,841 $2,609,007 $2,808,358 $3,012,271 $37 $8587 Waste Heat Capital invest per KW $100 2020 2,063,402 2.217,674 508 $1,918,422 $0,034 90.38 $402,662 $200,447 $3,221,718 6,746 $30,000 $3,685 $081 Replacement at 10% of investment Total Experses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income 6. Total Generation Expenses Minus ‘Net Income from Waste Heat Sales Total Expenses, PW Total Expenses ‘Accumated PW Total Expenses ‘Acoumdated PW Savings From W. H. Sales 7. Power Costs & PCE Payments with Waste Heat Offset 7.0, Power Costs ‘Avg. Cosviwh PWAvg. Costfiwh 7.b PCE Payments PCE Payment $/kwh PCE Payments PWPCE Payments Accumulated PW PCE Payments Accumuated P.W of PCE Savings 8. Potential Rate Reduction.kwh From Sales of Waste Heat 88 S888ss 88 $473,745 $473,745 $473,745 0 90.413 90.413 $0.20 S88 S8888S £8 $508,276 $491,088 $964,633 90.428 90.413 $0.21 SS 888888 £8 $545,024 $508,786 $1,473,619 $0 90.443, 90.414 $0.21 88 S8ssss 88 $584,121 30.459 90.414 $0.22 $116,942 $125,385 $134,355 $143,681 $116,942 $121,145 $125,422 $120,772 $134,197 $116,042 $238,067 $363,508 $493,281 $0 $0 %0 %0 8S S88ses £8 $545,263 88 888888 88 $564,049 $2,545,725 $3,109,774 $0.476 90.414 $0.230 $153,904 $627,478 0 $0,000 $0.493 90.415 $0,238 $164,727 $138,698, ‘$766,174 $0 $3,000 $7,485 ‘$30,000 $3,865 $1,500 $5,965 $13,470 $56,418 $42,948 $1,013,278 $824,302 $3,934,077 $34,938 90.721 $0,587 $0217 $155,308 $126,341 $892,515 $16,027 90.031 $3,000 $7,503 $30,000 $3,685 618 $1,500 ‘$6,003 $13,608 $1,059,190 $832,514 $4,768,501 $71,704 90.730 90.574 90.224 $165,471 $130,058 $1,022,573 $34,784 $3,000 $3,000 $3,000 $3,000 $7,522 $7,541 ‘$7,560 $7,581 $3,685 = $3,885 = $3,885 = $3,685 $637 9856 9675 $696 $1,500 $1,600 $1,500 $1,500 $6,022 $6,041 ‘6,080 96,061 $13,543 $13,582 $13,621 $13,661 $64,626 © 900,115 $73,881 = $78,908 $51,082 $55,533 $60,280 $85,277 $1,107,170 $1,157,307 $1,200,699 $1,264,441 $840,797 $849,152 $857,578 $866,073 $5,607,388 $6,456,540 $7,314,118 $8,180,192 $110,587 $151,333 $194,053 $238,763 $0.740 $0.750 $0.760 90.771 90.562 30.550 $0.539 $0.526 90.231 90.238 90.246 90.254 $176,243 $167,656 $199,744 $212,542 $133,841 $137,689 $141,602 $145,580 $1,156,415 $1,294,104 $1,435,706 $1,581,285 $53,579 $73,321 $94,018 $115,681 90.034 90.036 80.038 $0,040 ‘$3,000 $7,602 ‘$30,000 $3,665 $716 $1,500 ‘$6,102 $13,703 $84,303 ‘$70,600 $1,321,630 $874,636 $9,054,630 $285,486 $0,783 $0518 $0,262 $226,089 $149,622 $1,730,907 $138,318 90.042 $3,000 $3,000 $3,000 $7,623 $7,645 $7,668 $3,685 $3,685 $3,685 $738 $760 $763 $1,500 $1,500 $1,500 $6,123 96,145 $6,168 $13,746 $13,790 $13,606 $89,994 $96,027 $102,423 $76,248 $82,237 $88,587 $1,381,309 $1,443,635 $1,509,063 $883,272 $891,975 $900,745 $9,938,103 $10,830,077 $11,730,623 $334,239 © $385,043 $437,920 90.704 90.807 $0.620 $0,508 $0.496 30.489 90.271 ‘$0.280 ‘$0.289 $240,425 $256,501 $271,631 $153,729 $157,899 $162,134 $1,884,636 $2,042,535 $2,204,669 $161,039 © $186,553 $212,172 90.044 90.046 90.048 ‘$3,000 $3,000 $3,000 $7,691 97,716 $7,741 $90,000 $30,000 $30,000 $3,685 $3,885 $3,685 $806 $831 $855 $1,500 ‘$1,500 $1,500 96,191 216 96,241 $13,683 $13,931 $13,981 $109,200 $116,379 $123,063 $95,317 $102,448 = $110,002 $1,577,208 $1,648,380 $1,722,747 $900,583 $918,488 © $927,460 $12,640,408 $13,558,008. $14,406,358 $492,689 $549,974 $800,104 $0,633 90.847 $0,862 90.481 90.472 90.464 $0290 90.309 90.319 $288,562 $308,621 $325,460 $166,432 $170,704 == $175,220 $2,371,102 $2,541,896 $2,717,116 $238,805 $266,462 $295,155 $0.050 90.053 90.055 $3,000 $7,768 $30,000 $3,685 $881 $1,500 $6,266 $14,033 $132,005 $118,002 $1,800,420 $936,499 $15,422,854 $870,574 90.877 $0.456 $0,330 $345,490 $179,709 ‘$2,896,625 $324,893 $0.057 Tununak Fuel Cols - Propane Fust Year 1. Load Requirements kWh Sales. kWh Generated KW Demand 2, Fuel Coll Generators 100k 3. Expenses 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWhGal Gai Fust Fuel Cost $/Gal Fusl Cost Fusl Cost $/cwh 8M (Other Non-FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Propane Fust Storage S/gal Propane Fusi Storage Cost $ Total Expense Turbine Generation Diesel Genertion kWh /Gal Gal Fuel ‘Sys Losses 1999 = Sys. Losses 2020 = Load Factor ‘ Avg, Eligible PCE kwh Sold as % of Total = 2001-2002 750,188 857,690 198 767,178 874,583 ° ° SESSEEESES SRDS BSSSESESEESEROOSBE 90149 «$0155 $112,025 $117,119 90.168 = $0175 $126,028 $131,750 $238,053 $248,879 $333,178 $347,100 $333,178 $347,100 1.000 0.966 $333,178 $335,363 $333,178 $668,541 $0.44 $0.444 90.452 92.437 $0.20 $75,017 $78,403 $75,017 $76,718 $75,017 $151,734 90.21 15.00% Fuel Efficiency Btukwh = 8.00% Buigal os Fuel Cell installed Costkw = 50% Avg. PCE per kwh sold = 2003 2004 2008 2008 784,347 801,674 819,158 836,800 801,541 908,584 925.649 942,705 204 207 ait 215 ° ° ° ° 0 0 $0 0 0 $0 $0 0 0 0 0 ° 0 ° ° ° 0.69 $0.82 $096 $1.00 $0 30 30 0 $0 $0 $0 90 $0 $0 30 $0 0 2 0 90 cd 20 0 2 cd a 0 co 0 0 0 $0 9 #0 0 2 0 co 9 0 90 0 9 0 so 0 $0 $0 11.2 11.3 "1 12 76,863 78,320 «$75,785 $75,257 $1.22 $1.37 1.43 $1.48 $101,424 $104,736 $108,162 $111,708 90.118 90.121 90.125 90.129 $0162 $0168 $0175 -$0.182 $122,442 $128,003 $133,814 $130,684 90.182 90.180 90.197 ‘$0.204 $137,747 $144,004 $150,540 $157,370 $260,190 $272,007 $284,354 $297,254 $361,614 $376,744 $302,517 $408,000 $961,614 $376,744 $362,517 $408,960 0934 = 0.002 0.871 0.842 $937,570 $330,801 $342,056 $344,333 $1,008,111 $1,345,012 $1,687,968 $2,032,301 $0461 $0470 $0479 0.489 $0430 $0424 «$0418 $0411 $021 $0.22 $0.23 $0.24 $84,021 $88,883 $94,000 $09,386 $78,435 $80,167 $81,016 $83,680 $230,169 $310,337 $392,252 $475,932 8500 Est Year 2001 Fusl Cost S/gat s0.82 91,500 Est 2001 Non-Fusl Cost S/kwh = 90.28 $1,200 O&M perfkwh = 90.010 02 2007 2008 2000 2010 2011 2012 960,000 977,262 994,580 1,011,052 4,029,378 1,046,855 219 23 2 2u 235 2 300 00 0 00 30 wo $360,000 $360,000 $360,000 $360,000 $360,000 $360,000 $51,266 $51,256 $51,256 $51,256 = $51,256 = $51,256 108 108 108 108 108 10.8 89,180 90,784 92,303 94,008 95,625 97,249 $1.04 $1.08 $1.12 $1.17 $1.21 $1.26 $92,530 $97,962 $103,686 $100,716 $116,070 $122,762 90.006 ‘$0.100 90.104 $0.108 90.113 90.117 $10,490 $10,909 $11,590 $12,083 $12,680 $13,261 $203,725 $307,977 $322,838 $338,331 $354,482 $371,315 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $10,678 S10, 878 $10,678 $10678 $10; 678 $10,678 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 $2 $2 $2 $2 $2 $2 $178,361 $181,568 $184,785 $188,013 $191,251 $194,498 o ° 0 0 ° 0 0 $0 0 $0 $0 $0 0 $0 0 %0 $0 $0 0 0 0 90 0 $0 % $0 90 90 cd 0 0 $0 0 90 0 0 0 $0 #0 9 2 0 $ 2 ” 0 2 0 $0 0 9 0 0 0 $0 so $0 $0 $0 0 $0 0 0 $0 30 % 0.814 0.786 0.750 0.734 0.709 0.685 $553,620 $553,200 $553,050 $552,923 $552,863 $562,906 $2,585,921 $3,130,211 $3,692,260 $4,245,192 $4,798,076 $5,351,012 90.796 90.607 90.818 0.629 90.841 *. 1.648 16s4 90.621 $0608 $0.506 90.585 $0.25 90.25 $0.26 90.27 $0.28 90.29 $105,062 $111,013 $117,264 $123,879 $130,814 $138,108 $85,460 $87,286 $80,087 $00,804 $92,737 $04,505 $561,302 $648,648 $737,715 $828,609 $921,345 $1,015,941 Ful inflaction Factor 40% ‘Waste Heat Capital Invest per KW (General inflation Factor 30% Discount Rate 35% Hot Water Waste Heat Boller = $100 2013 2014 2015 2016 2017 2018 2019 2020 964,096 © 983,596 1,002,654 1,021,868 1,041,241 1,080,770 1,080,457 1,100,301 1,084,381 1,081,956 1,000,577 1,117,242 1,134,953 1,152,703 1,170,495 1,188,325 243, 247 251 255 258 2 287 27 300 3 300 300 300 00 300 300 $360,000 $380,000 $380,000 $360,000 $360,000 $360,000 $360,000 $360,000 $51,256 $51,256 $51,256) $51,256 $51,256 = $51,256 $51,256 $51,256 108 10.8 10.8 108 10.8 10.8 10.8 108 96,877 100,510 102,147 103,788 = 105,433 107,082 108,735 110,391 $1.31 $1.37 $1.42 $1.48 $1.54 $1.60 $1.66 $1.73 $129,810 $137,232 $145,045 $153,271 $161,928 $171,039 $180.626 $190,713 90.122 90.127 90.132 $0.137 $0.143 90.148 90.154 $0.160 $13,688 «$14,541 $15,221 $15,928 $16,667 $17,436 $16,236 $19,089 $388,857 $407,136 $426,180 $446,018 $466,681 $488,199 $510,608 $533,008 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $36,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 ‘$75,000 $10,678 $10,678 $10,678 $10678 $10678 $10678 $10,678 $10,678 ‘$7,500 $7,500 $7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 $7,500 $2 2 $2 $2 $2 2 $2 $2 $197,754 $201,019 $204,283 $207,575 $210,866 $214,163 $217,469 $220,782 $835,743 $865,362 $896,174 $928,227 $961,576 $906,272 $1,032,372 $1,080,934 0 0 ° oO oO 0 oO o 0 2 $0 0 0 9 0 0 0 0 90 $0 90 9 $0 $0 cd 0 0 0 $0 9 90 $0 $0 9 $0 0 0 0 $0 $0 so 2 a 0 0 2 $0 0 $0 2 a 0 0 2 9° 2 $0 9 0 0 0 9 9 0 90 0 $0 0 90 9 cd $0 0 co 0 0 0 2 0 $0 20 2 so 0 90 0 $0 9 $835,743 $885,362 $896,174 $928,227 $961,576 $906,272 $1,032,372 $1,080,034 0.662 0.630 0618 0.507 0.577 0.557 0.538 0.520 $553,081 $563,316 $553,640 $554,050 $554,546 $555,128 $555,789 $556,532 $5,004,093 $6,457,400 $7,011,049 $7,565,099 $8,119,645 $8,674,771 $9,230,560 $9,787,092 90.866 ‘90.660 $0.604 90.908 90.923 $0.939 90.955 $0972 90.573 90.563 90.552 90.542 $0533 $0523 $0514 $0508, $0.30 $0.31 $0.32 904 90.35 $0.36 $0.37 9038 $145,772 $153,830 $162,209 $171,199 $180,550 $100,374 $200,604 $211,533 $96,470 $98,360 $100,265 $102,187 $104,124 $108,077 $108,046 $110,030 $1,112,410 $1,210,770 $1,311,035 $1,413,222 $1,517,346 $1,623,423 $1,731,469 $1,841,499 3 3 3 3 3 Yoar 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fusl Gal Equvalert) Copital investment Debt Service @ 5%, 10 Years 8M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years 08M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sates Net Income: 6. Total Generation Expenses Minus Net income from Waste Heat Sales Total Expenses $333,178 $347,100 PW Total Expenses $333,178 $335,363 ‘Acoumuated PW Total Expenses $333,178 $668,54 Accumulated PW Savings From W. H. Sales $0 %0 7. Power Costs & PCE Payments with Waste Heat Offset 7.0 Power Costs ‘Avg. Costtcwh 90.444 $0452 PW Avg. Costhkwh 90.444 $0437 7.b PCE Paymerts PCE Payment $/kwh, $0.20 $021 PCE Payments $75,017 $79,403 PWPCE Payments $75017 $76,718 Acoumadated PW PCE Payments: Acoumuated P.W of PCE Savings $0 0 8. Potential Rate Reduction. kwh From Sates of Waste Heat Co 0 88 SESESE SEEEEEE SS SE8SS8S SEBSSEs 88 S8SSSS SEBEEES $961,614 $337,570 $1,008,111 0 90.461 $0430 9021 $84,021 $78,435 0 9 BS S8S888 SEER SES SS SESESE SEESESES $978,744 $202,517 $1,345,012 $1,687,968 90.470 90.479 90.424 $0416 $0.22 90.230 $88,883 $94,000 $80,167 $81,016 $75,017 $151,734 $230,169 $310,337 $302,252 $0 0 $0 = $0.000 3 SS S8SESE SESEESS 90.489 90.411 90238 $99,386 ‘$83,680 $475,932 $0 ‘90.000 207-020 2,920 2,973 21162 21542 $30,000 $30,000 $3,885 $3,885 $600 618 $3,000 $3,000 $7,485 $7,503 $30,000 $30,000 $3,685 $3,885 ‘$600 618 $1,500 $1,500 $5,965 ‘$6,003 $13,470 $13,508 $33,115 $35,050 $19,645 = $21,552 $660,605 $882,387 $537,638 $536,350 $2,560,040 $3,106,200 $15,081 = $32,921 $0773 90.782 90.629 90.615 90.224 90.231 $95,721 $100,778 $77,860 $70,200 $553,801 $633,010 $7,501 $18,637 $0023 = 80.028 3,028 21924 $30,000 $3,685 ‘$3,000 ‘$7,522 ‘$30,000 $3,685 $1,500 $6,022 $13,543 $37,107 $23,564 $704,709 $535,164 $3,641,454 $50,616 $0701 0.601 90238 $108,001 $80,567 $713,577 $24,137 2010 3078 207 $30,000 $3,885 $3,000 ‘$7,541 ‘$30,000 $3,885 $1,500 96,041 $13,582 $30,266 $727,003 $534,078 94,175,832 909,661 $0,801 $0.588 90.246 $111,679 $81,042 ‘$795,520 $0.028 2011 3,131 22891 ‘$30,000 $3,685 ‘$3,000 $7,560 ‘$30,000 $3,885 $675 $1,500 $6,080 $13,621 $41,590 $27,919 $751,978 $533,091 ‘$4,708,623 $80,453 90811 90.575 0.254 $117,553 $83,336 $878,855 $42,490 $0,090 3,185 23076 ‘$30,000 $3,885 098 $3,000 $7,581 $30,000 $3,685 $696 $1,500 96,061 $13,681 $43,034 $90,273 $776,967 $532,201 $5,240,824 $110,188 90.262 $123,727 $84,746 $52,330 90.032 2013 3,238 73463 $30,000 $3,885 s716 ‘$3,000 ‘$7,602 $30,000 $3,885 $716 $1,500 ‘$6,102 $13,703 $46,457 $32,754 2014 3,201 23850 ‘$30,000 $3,885 $738 $3,000 $7,623 ‘$30,000 $3,685 $738 $1,500 $6,123 $13,748, $49,113 $35,267 $802,990 $820,005 $531,405 $530,702 $5,772,229 $8,302,031 $131,864 $154,478 $0.832 90.844 $0.551 90.540 $0.270 90.270 $130,214 $137,031 $06,174 $87,618 $1,040,775 $1,137,393 962,635 $73,377 90.034 90.036 3,345 24230 $30,000 $3,885 ‘$780 $3,000 $7,645 $30,000 $3,685 $760 $1,500 $6,145 $13,790 $51,009 $38,119 $858,055 $530,001 ‘$8,833,022 $178,027 $0288 $144,163 ‘$80,080 $1,228,473 $84,563 $1,500 $8,168 913,636 $54,853 $41,017 $7,601 $30,000 $3,685 $1,500 $6,101 $13,683 ‘$57,051 $44,088 $887,210 $917,507 $520,967 $529,132 ‘$7,362,589 $7,801,721 $202,509 $227,024 s08e8 0518 90.297 90.307 $151,716 $150,617 $90,558 $92,052 3,807 25410 $30,000 $3,685 $831 $3,000 $7,716 ‘$30,000 $3,685 $831 $1,500 96,216 $13,931 961,212 $47,281 $048,001 $528,781 $8,420,503 $254,200 90.005 $0.498 90.317 $167,916 $03,563, $1,317,000 $1,400,082 $1,502,645 $1,597,736 $1,604,370 $96,192 $108,264 $120,778 90.040 90.042 90.045 2019 2020 3,561 3615 28195 ‘$30,000 ‘$30,000 $3,885 $3,685 $855 $881 $3,000 $3,000 $7,741 ‘$7,766 ‘$30,000 ‘$30,000 $3,885 $3,685 $855 $881 $1,500 $1,500 96,241 ‘$6,206 $13,981 $14,033 904,643 968,253 $50,662 $54,220 $981,710 $1,015,713 $528,514 $628,329 $8,940,017 $9,477,346 $281,543 $300,746 $0.909 9. 0.489 $0.480 $0.327 90.338 $176,629 © $185,778 $95,000 $08,634 $133,733 $147,129 $0.047 90.049 MICRO TURBINE GENERATION + WASTE HEAT RECOVERY Summary - Microturbine Generation + Waste Heat Capture Year Akiachak kWh Sales Avg. Cost/kwh Akiak kWh Sales Avg. Cost/kwh Aniak kWh Sales Avg. Cost/kwh Atmautiuak kWh Sales Avg. Cost/kwh Chefornak kWh Sales Avg. Cost/kwh Kipnuk kWh Sales Avg. Costkwh Kongiganak kWh Sales Avg. Cost/kwh Kotlik kWh Sales Avg. Costkwh Kwethluk kWh Sales Avg. Costkwh Kwigillingok kWh Sales Avg. Cost/kwh Napaskiak kWh Sales Avg. Cost/kwh Newtok kWh Sales Avg. Cost/kwh Nightmute kWh Sales Avg. Cost/kwh Sheldon Point kWh Sales Avg. Cost/kwh Tuluksak kWh Sales Avg. Cost/kwh Tuntutuliak kWh Sales Avg. Cost/kwh Alakanuk kWh Sales Avg. Cost/kwh Chevak kWh Sales Avg. Cost/kwh 2005 1,092,066 $0.524 923703 $0.311 2658927 $0.561 645651 $0.375 645651 $0.404 18677698 $0.277 821063 $0.391 1523211 $0,345 1197162 $0.348 540767 $0.458 771282 $0.454 425355 $0.698 486698 $0.491 507514 $0.33 471944 $0.466 828938 $0.431 1605688 $0.357 1779473 $0.322 2006 1,120,789 $0.442 956589 $0.336 2729673 $0.583 677828 $0.519 677828 $0.498 1728711 $0.318 852816 $0.462 1576813 $0.383 1245071 $0.386 566074 $0.626 804398 $0.557 447160 $0.955 507208 $0.679 525712 $0.52 499187 $0.565 857791 $0.555 1651983 $0.507 1842443 $0.500 2007 1,168,135 $0.447 990035 $0.338 2801255 $0.597 710784 $0.523 710784 $0.499 1780475 $0.323 885167 $0.465 1631324 $0.389 1283905 $0.391 571529 $0.631 838210 $0.562 528137 $0.681 544210 $0.52 527141 $0.562 887136 $0.562 1698928 $0.517 1906503 $0.509 2008 1,207,106 $0.453 1024042 $0.339 2873675 $0.610 744519 $0.528 744519 $0.501 1832992 $0.328 918115 $0.470 1686744 $0.395 1343664 $0,305 587130 $0.637 872718 $0.568 492402 $0.969 549484 $0.685 663010 $0.52 555808 $0.559 916975 $0.569 1746523 $0.527 1971655 $0.519 1,246,700 $0.460 1058608 $0.342 2946932 $0.625 779032 $0.534 779032 $0.503 1886261 $0.333 951661 $0.474 1743074 $0.401 1394349 $0.400 602877 $0.644 907922 $0.574 515839 $0.978 671250 $0.690 582112 $0.52 585186 $0.558 947308 $0.577 1794770 $0.537 2037897 $0.530 2010 1,286,918 $0.466 1093734 $0.344 3021027 $0.639 814324 $0.539 814324 $0.506 1940281 $0.339 $0.479 1800313 $0.408 1445959 $0.406 618772 $0.651 943822 $0.581 ‘$0,989 601514 $0.53 615276 $0.558 978134 $0.585 1843667 $0.548 2105229 $0.541 2011 1,327,761 $0.474 1129421 $0.347 3095959 $0.655 850395 $0.546 850395 $0.510 1995054 $0.344 1020543 $0.485 1858462 $0.415 1498495, $0.412 634813 $0.659 980418 $0.589 $1.000 616038 $0.702 621218 $0.53 646079 $0.559 1009453 $0.594 1893215 $0.560 2173652 $0.552 2012 1,369,228 $0.481 1165667 $0.351 3171728 $0.670 887244 $0.552 887244 $0.514 2050579 $0.350 1055881 $0.491 1917520 $0.423 1851955 $0.418 651001 $0.667 1017709 $0.597 589414 $1.013 639061 $0.709 641224 $0.53 677593 $0.561 1041265 $0.604 1943413 $0.571 2243166 $0.564 2013 1,411,318 $0.490 1202473 $0.354 3248335 $0.686 924872 $0.560 924872 90.519 2106855, $0.357 1091816 $0.498 1977487 $0.431 1606341 $0.425 667335 $0.676 1055697 $0.606 615027 $1,027 662501 90.717 661530 $0.54 709820 $0.564 1073571 $0.614 1994262 $0,584 2313771 $0.576 2014 1,454,032 $0.498 1239840 $0,359 3325779 $0.703 963279 ‘$0.567 963279 $0.525 2163884 $0,364 1128348 $0.505 $0.439 1661653 $0.432 683816 $0.685 1094381 $0.615 641184 $1,041 686361 $0.725 682138 $0.54 742758 $0.567 1108370 $0.624 2045762 $0,506 2015 1,497,371 $0.507 1277766 $0,363 3404060 $0.720 1002464 $0.576 1002464 $0.531 2221665 $0.371 1165477 $0.513 2100149 $0.448 1717889 $0.439 700444 $0.695 1133761 $0.626 667885 $1.057 710639 $0.734 703048 $0.55 776408 $0.571 1139662 $0.635 2097912 $0.610 2458252 $0.601 2016 1,541,333 $0.517 1316252 $0.368 3483179 $0.738 1042429 $0.584 1042429 $0.538 2280197 $0.378 1203204 $0.521 2162845 $0.457 1775051 $0.447 717218 $0.705 1173837 $0.636 695129 $1.074 735336 $0.744 724258 $0.55 810771 $0.577 1173448 $0.646 2150713 $0.623 2532129 $0.615 2017 1,585,820 $0.527 1355299 $0.373 3563135 $0.756 1083171 $0.593 1083171 $0.545 2330482 $0.385 1241528 $0.520 2226449 $0.466 1833139 $0.455 734139 $0.716 1214609 $0.647 722918 $1.003 760451 $0.763 745770 $0.56 845845 $0.583 1207727 $0.659 2204165 $0.637 2607096 $0.629 2018 1,631,130 $0.548 1394905 $0,391 $0.780 1124683 $0.622 1124693 $0.569 2309519 $0,401 1280449 $0.553 $0.484 1892151 $0.474 751207 $0.752 1256077 $0.674 751251 $1.136 785985 $0.787 767584 $0.59 881632 $0.610 1242500 $0.686 2258268 $0.660 2683154 $0.650 2019 1,676,965 $0.559 1435071 $0.387 3725559 $0.799 1166993 $0.632 1166993 $0.577 2460307 $0.409 1319968 $0.562 $0.494 1952089 $0.483 768421 $0.764 1298240 $0.686 780128 $1.155 811938 ‘$0.808 $0.59 918130 $0.616 1277765 $0.698 2313021 $0.675 $0.685 2020 1,723,423 $0,569 1475798 $0.403 3808026 $0.819 1210071 $0.642 1210071 $0.586 2521848 $0.417 1360084 $0.571 2422719 $0.504 2012053 $0.492 785782 $0.76 1341100 $0.698 809549 $1,176 838310 $0,819 812114 $0.60 955341 $0.624 1313524 $0.712 2368425 $0.690 2838542 $0,681 Eek kWh Sales 654129 672005 690107 708436 726992 745775 764784 784019 803482 823171 843087 863229 883598 904194 925016 946066 Avg. Cost/kwh $0.875 $0.621 $0.629 $0.637 $0.645 $0.654 $0.664 $0.674 $0.684 $0.695 $0.707 $0.719 $0.732 $0.765 $0.779 $0.793 Emmonak kWh Sales 2764251 2845863 2928619 3012518 3097562 3183750 3271082 3359558 3449178 3539942 3631850 3724801 3819097 3914437 4010921 4108549 Avg. Cost/kwh $0.207 $0.478 $0.488 $0.499 $0.510 $0.522 $0.534 $0.546 $0.559 $0.573 $0.586 $0.600 $0.615 $0.635 $0.650 $0.666 Goodnews Bay kWh Sales 713308 733908 754806 775996 797479 819256 841326 863689 886345 909295 932539 856075 979905 1004028 1028445, 1053155, Avg. Cost/kwh $0.803 $0.611 $0.619 $0.627 $0.636 $0.645 $0.655 $0.665 $0.676 $0.687 $0.699 $0.712 $0.725 90.756 $0.770 $0.785 Hooper Bay kWh Sales 2633178 2727370 2823199 2920666 3019770 3120511 3222890 3326905 3432559 3539849 3648777 3759342 3871545 39865385 4100862 4217977 Avg. Cost/kwh $0.217 $0.496 $0.507 $0518 $0.529 $0.541 $0.553 $0.566 $0.579 $0.593 $0.607 $0.622 $0.637 $0.657 $0.673 $0.689 Kasigluk Nunapitchuk kWh Sales 2660299 2751829 2844891 2939487 3035616 3133278 3232474 3333203 3435465 3539261 3644590 3751453 3859848 3969777 4081240 4194235 Avg. Cost/kwh $0.215 $0.485 $0.405 $0.506 $0.517 $0.529 $0.541 $0.553 $0.566 $0.579 $0.593 $0.607 $0.622 $0,642 $0.657 $0.673 Marshall kWh Sales 1031541 1053859 1076414 1099206 1122236 1145503 1169008 1192750 1216729 1240946 1265389 1290091 1315019 1340185 1365588 1391229 Avg. Costkwh $0.555 $0.547 $0.556 $0.566 $0.576 $0.586 $0.597 ‘$0.609 $0.621 $0.633 $0.646 $0.659 $0.673 $0.700 $0.715 $0.730 Mekoryuk kWh Sales 826023 838546 851160 863865 876660 889546 902522 915589 928747 941996 955335 968765 982285 995897 1009598 1023391 Avg. Cost/kwh $0.693 $0.584 $0.594 $0.604 $0.614 $0.625 $0.637 $0.649 $0.661 $0.673 $0.687 $0.700 $0.714 $0.747 $0.762 $0.777 Mt Village kWh Sales 2583417 2642799 2702856 2763587 2824993 2887074 2949830 3013260 3077365 3142145 3207599 3273728 3340531 3408010 3476162 3544990 Avg. Cost/kwh $0.222 $0.480 $0.491 $0.502 $0.513 $0.525 $0.537 $0,550 $0.563 $0.576 $0.590 $0.604 $0.618 $0.639 $0.654 $0.670 Pilot Station kWh Sales 1403053 1451609 1500986 1551184 1602203 1654044 1706706 1760190 1814495 1869621 1925569 1982337 2039928 2098330 2157572 2217626 Avg. Cost/kwh $0.408 $0.520 $0.529 $0.539 $0.549 $0.559 $0.570 $0.582 $0.504 $0.606 $0.619 $0.632 $0.648 $0.669 $0,684 $0.699 Quinhagak kWh Sales 1353988 1396828 1440333 1484501 1529334 1574830 1620981 1667815 1715304 1763456 1812273 1861753 1911898 1962706 2014179 2066315 Avg. Cost/kwh $0.423 $0.527 $0.537 $0.546 $0.557 $0.567 $0.578 $0.590 $0.602 $0.615 $0.628 $0.641 $0.655 $0.679 $0.694 $0.709 Russian Mission kWh Sales 749570 776896 804707 833003 861784 891051 920803 951041 981763 1012972 1044665 1076844 1109508 1142657 1176262 1210412 Avg. Cost/kwh $0.764 $0.58 $0.596 $0.603 $0.611 $0.619 $0.628 $0.637 $0.648 $0.658 $0.669 $0.681 $0.693 $0.722 $0.735 $0.749 ‘Scammon Bay kWh Sales 1142656 1188382 1234980 1282450 1330792 1380006 1430082 1481050 1532881 1585583 1639157 1693603 1748921 1805111 1862173 1920107 Avg. Cost/kwh $0.50 $0.53 $0.54 $0.55 $0.56 $0.57 $0.58 $0.59 $0.60 $0.61 $0.62 $0.64 $0.65 $0.67 $0.69 $0.70 ‘St Marys Pitkas Point kWh Sales 2836555 2894801 2953628 3013037 073027 3133598 3194751 3256485 3318800 3381697 3445175 3509234 3573875 3639007 3704900 3771285 Avg. Cost/kwh $0.202 $0.477 $0.488 $0.499 90.511 $0.523 $0.535 $0.548 $0.561 90.574 $0.588 $0.602 $0.617 $0.637 $0.653 $0.669 Toksook Bay kWh Sales 1315658 1359764 1404595, 1450151 1496432 1543439 1591172 1639629 1688812 1738720 1789354 1840713 1892797 1945606 1999141 2053402 Avg. Cost/kwh $0.435 $0.531 $0.540 $0.550 ‘$0.560 $0.570 $0.581 $0.593 $0.605 $0.617 $0.630 $0.644 $0.658 $0.682 $0.696 $0.712 Tununuk kWh Sales 765968.053 769918.566 773869.079 777819592 781770.105 785720.618 789671.132 783621.645 797572.158 801522671 6805473.184 809423.697 813374211 817324.724 821275.237 825225.75 Avg. Cost/kwh $0.699 $0.581 $0.590 $0.599 $0.609 $0.619 $0.629 $0.640 $0.652 $0.664 $0.677 $0.690 $0.703 $0.734 $0.748 $0.763 Kalskag Upper Lower kWh Sales 1163633 1202055 1241096 1280756 1321035 1361832 1403448 1445583 1488336 1531708 1575698 1620308 1665535 1711382 1757847 1804931 Avg. Cost/kwh $0.492 $0.539 $0.548 $0.557 $0.567 $0.677 $0.588 $0.599 $0.611 $0.623 $0.636 $0.649 $0.662 $0.687 $0.702 $0.717 Akiachak sales*cost $572,668 = $498,975 = $522,402 $547,064 $573,020 $600,329 $629,054 $659,262 $691,020 $724,400 $759,478 = $796,329 $835,037 $893,933 $936,608 $981,403 kwhs 1,092,066 1,128,788 1,168,135 = 1,207,106 = 1,246,700 = 1,286,919 += 1,327,761 1,369,228 = 1,411,318 = 1,454,032, —_1,497,371 1,541,333 1,585,920 1,631,130 1,676,965 = 1,723,423 Akiak sales*cost $287,063 $321,438 §= $334,185 = $347,618 = $361,769 $376,672 $392,363 $408,880 $426,262 $444,550 $463,786 = $484,015 $505,283 $545,890 $569,385 $594,072 kwhs 923,703 956,589 990,035 1,024,042 1,058,608 1,093,734 1,129,421 1,165,667 1,202,473 1,239,840 1,277,766 1,316,252 1,355,288 += 1,384,905 = 1,435,071 1,475,788 Aniak sales*cost $1,492,140 $1,592,411 $1,671,476 $1,754,260 $1,840,019 $1,931,619 $2,026,530 $2,125,829 $2,229,701 $2,338,338 $2,451,938 $2,570,700 $2,694,865 $2,842,880 $2,978,488 $3,120,177 kwhs Atmautluak sales*cost kwhs Chefornak sales*cost kwhs Kipnuk sales*cost kwhs Kongiganak sales*cost kwhs Kotlik sales*cost kwhs Kwethluk sales*cost kwhs Kwigillingok sales*cost kwhs Napaskiak sales*cost kwhs Newtok sales*cost kwhs Nightmute sales*cost kwhs Sheldon Point sales*cost kwhs Tuluksak sales*cost kwhs Tuntutullak sales*cost kwhs Alakanuk sales*cost kwhs Chevak sales*cost kwhs Eek sales*cost kwhs Emmonak sales*cost kwhs Goodnews Bay sales*cost kwhs Hooper Bay sales*cost kwhs 2,658,927 $241,934 645,651 $260,851 645,651 $464,514 1,677,698 $320,830 821,063 $525,254 1,523,211 $0 $416,958 1,197,162 $0 $247,695 540,767 $350,278 771,282 $296,946 425,355 $238,748 486,698 $167,919 507,514 $219,954 471,944 $357,498 828,938 $572,668 1,605,688 $572,668 1,779,473 $572,668 654,129 $572,668 2,764,251 $572,668 713,306 $572,668 2,633,178 2,729,673 2,801,255 $351,774 $371,981 677,828 710,784 $337,745 $354,703 677,828 710,784 $550,121 $574,885 1,728,711 1,780,475 $393,770 $411,928 852,816 885,167 $603,986 $634,212 1,576,813 = 1,631,324 $0 so $481,161 $505,434 1,245,071 1,293,905 $0 $o $347,914 $360,715 556,074 571,529 $447,674 = $470,810 804,398 838,210 $427,156 $451,472 447,160 469,509 $344,154 $359,908 507,208 528,137 $273,832 $283,726 625,712 544,210 $282,131 $296,051 499,187 527,141 $476,432 $498,683 857,791 887,136 $837,647 $877,905 1,651,983 1,698,928 $920,915 $971,067 1,842,443 1,908,503 $417,548 = $433,916 672,005 690,107 $1,359,603 $1,429,801 2,845,863 2,928,619 $448,417 $466,976 733,909 754,806 $1,352,935 $1,430,369 2,727,370 2,823,199 2,873,675 $393,251 744,519 $372,603 744,519 $600,902 1,832,982 $431,086 918,115 $666,036 1,686,744 so $531,066 1,343,664 $o $374,111 587,130 $495,268 872,718 $477,275 492,402 $376,552 549,484 $204,144 563,010 $310,862 555,808 $522,104 916,975 $920,136 1,748,523 $1,023,887 1,971,655 $451,067 708,436 $1,503,453 3,012,518 $486,450 775,996 $1,511,913 2,920,666 2,946,932 $415,639 779,032 $391,766 779,032 $628,229 1,886,261 $451,291 951,661 $699,533 1,743,074 $0 $558,122 1,384,349 $0 $388,129 602,877 $521,111 907,822 $504,642 515,839 $394,129 571,250 $305,110 582,112 $326,610 585,186 $546,751 947,308 $964,427 1,784,770 $1,079,438 2,037,897 $469,037 726,992 $1,580,713 3,097,562 $506,878 797,479 $1,597,756 3,019,770 3,021,027 $439,206 814,324 $411,978 814,324 $856,924 1,840,281 $472,592 985,803 $734,781 1,800,313 $0 $586,673 1,445,959 $o $402,794 618,772 $548,407 943,822 $533,648 539,820 $412,684 593,435 $316,649 601,514 $343,344 615,276 $572,678 978,134 $1,010,868 1,843,667 $1,137,907 2,105,228 $487,860 745,775 $1,661,738 3,183,750 $528,303 819,256 $1,688,099 3,120,511 3,095,959 $464,013 850,305 $433,384 850,305 $687,050 1,995,054 $495,044 1,020,543 $771,861 1,858,462 $o $616,790 1,498,495 $0 $418,134 634,813 $577,225 980,418 $564,375 564,345 $432,263 616,038 $328,788 621,218 $361,117 646,079 $599,045 1,009,453 $1,059,553 1,883,215 $1,199,406 2,173,652 $507,573 764,784 $1,746,692 3,271,082 $550,769 841,326 $1,783,147 3,222,890 3,171,728 $490,124 887,244 $456,045 887,244 $718,673 2,050,578 $518,699 1,055,881 $810,858 1,917,520 $o $648,550 1,551,055 $0 $434,176 651,001 $607,637 1,017,709 $596,906 589,414 $452,016 639,061 $341,555 641,224 $370,981 677,503 $628,613 1,041,265 $1,110,579 1,943,413 $1,264,074 2,243,168 $528,213 784,019 $1,835,748 3,359,558 $574,321 863,689 $1,883,117 3,326,905 3,248,335 $517,607 924,872 $480,022 924,872 $751,858 2,106,855 $543,615 1,001,816 $851,859 1,977,487 $0 $682,032 1,606,341 $0 $450,950 667,335 $639,722 1,055,697 $631,331 615,027 $474,692 662,501 $354,978 661,530 $399,995 709,820 $858,746 1,073,571 $1,164,048 1,994,262 $1,332,055 2,313,771 $549,823 803,482 $1,929,082 3,449,178 $599,006 886,345 $1,988,234 3,432,559 3,325,779 $546,533 963,279 $505,362 963,279 $786,677 2,163,884 $569,851 1,128,348 $894,956 2,038,364 $o $717,319 1,661,653 $0 $468,486 683,816 $673,557 1,094,381 $687,739 641,184 $497,645 686,361 $369,088 682,138 $421,217 742,758 $690,409 1,106,370 $1,220,066 2,045,762 $1,403,497 2,385,466 $572,441 823,171 $2,026,882 3,539,942 $624,875 909,295 $2,098,732 3,539,849 3,404,060 $576,973 1,002,464 $532,190 1,002,464 $823,203 2,221,685 $597,469 1,165,477 $940,244 2,100,149 $0 $754,497 1,717,889 $0 $486,817 700,444 $709,225 1,133,761 $708,228 667,885 $521,830 710,639 $383,917 703,048 $443,709 776,408 $723,672 1,139,662 $1,278,742 2,097,912 $1,478,557 2,458,252 $596,111 843,087 $2,129,339 3,631,850 $651,978 932,539 $2,214,854 3,648,777 3,483,179 $609,005 1,042,429 $560,519 1,042,429 $961,512 2,280,197 $626,534 1,203,204 $987,825 2,162,845 $0 $793,656 1,775,051 $o $505,974 717,218 $746,813 1,173,837 $746,806 695,129 $547,304 735,336 $399,496 724,258 $467,536 810,771 ‘$758,607 1,173,448 $1,340,191 2,150,713 $1,557,308 2,832,129 $620,879 863,229 $2,236,653 3,724,901 $680,369 956,075 $2,336,856 3,759,342 3,563,135 $642,708 1,083,171 $500,442 1,083,171 $901,683 2,339,482 $657,112 1,241,528 $1,037,801 2,226,449 $o $834,890 1,833,139 $o $525,992 734,139 $786,411 1,214,609 $789,849 722,918 $580,119 760,451 $415,860 745,770 $492,766 845,845 $795,289 1,207,727 $1,404,532 2,204,165 $1,640,189 2,607,096 $646,789 883,598 $2,349,036 3,819,097 $710,103 979,905 $2,465,003 3,871,545 3,643,928 $699,613 1,124,693 $640,287 1,124,693 $962,049 2,399,519 $707,524 1,280,449 $1,108,530 2,290,963 $o $896,548 1,892,151 $0 $565,156 751,207 $846,361 1,256,077 $853,443 751,251 $626,792 785,985 $451,204 767,584 $537,720 881,632 $852,046 1,242,500 $1,490,138 2,258,268 $1,745,355 2,683,154 $692,141 904,194 $2,484,951 3,914,437 $759,489 1,004,028 $2,617,819 3,985,385 3,725,559 $737,165 1,166,993 $673,633 1,166,993 $1,006,197 2,460,307 $741,345 1,319,968 $1,163,626 2,356,386 $0 $942,232 1,952,089 $0 $587,004 768,421 $890,262 1,288,240 $901,292 780,128 $655,775 811,938 $469,336 789,698 $565,972 918,130 $892,458 1,277,765 $1,560,638 2,313,021 $1,836,580 2,760,302 $720,486 925,016 $2,608,127 4,010,921 $792,087 1,028,445 $2,759,004 4,100,862 3,808,026 $776,644 1,210,071 $708,816 1,210,071 $1,052,467 2,521,848 $776,800 1,360,084 $1,221,456 2,422,719 $0 $990,301 2,012,053 $0 $609,823 785,782 $936,467 1,341,100 $951,765 809,549 $686,331 838,310 $488,274 812,114 $595,851 955,341 $934,862 1,313,524 $1,634,416 2,368,425 $1,932,306 2,838,542 $750,125 946,066 $2,737,047 4,108,549 $826,209 1,053,155 $2,907,375 4,217,877 Kasigluk Nunapitchuk sales*cost kwhs Marshall sales*cost kwhs Mekoryuk sales*cost kwhs Mt Village sales*cost kwhs Pilot Station sales*cost kwhs Quinhagak sales*cost kwhs Russian Mission sales*cost kwhs ‘Scammon Bay sales*cost kwhs St Marys Pitkas Point sales*cost kwhs Toksook Bay sales*cost kwhs Tununuk sales*cost kwhs Kalskag Upper Lower sales*cost kwhs Total Cost Total KWH sales Average Cos/KWH $572,668 2,660,299 $572,668 1,031,541 $572,668 826,023 $572,668 2,583,417 $572,668 1403053 $572,668 1,353,988 $572,668 749,570 $572,668 1,142,656 $572,668 2,836,555 $572,668 1315658 $535,483 765,968 $572,668 1,163,633 $16,732,082 43,200,016 $0.387 $1,333,673 2,751,829 $576,151 1,053,859 $489,535 838,546 $1,269,003 2,642,799 $755,050 1451609 $736,690 1,396,828 $457,744 776,896 $634,144 1,188,382 $1,380,999 2,894,801 $722,080 1359764 $447,037 769,919 $648,402 1,202,055 $22,518,248 44,573,508 $0.505 $1,408,306 $1,486,840 2,844,891 2,939,487 $598,515 $621,879 1,076,414 1,099,206 $505,239 $521,580 851,160 663,865 $1,326,567 $1,386.754 2,702,856 2,763. 587 $794,370 $835,751 1500986 1551184 $773,042 = $811,237 1,440,333 1,484,501 $479,414 $502,242 804,707 833,003 $668,808 $705,381 1,234,980 1,282,450 $1,441,025 $1,503,692 2,953,628 3,013,037 $758,709 © $797,237 1404595 1450151 $456,203 $485,775 773,869 777,820 $680,319 $713,881 1,241,096 1,280,756 $23,603,124 $24,743,427 45,969,413 47,387,744 $0.513 $0.522 $1,569,451 3,035,616 $646,285 1,122,236 $538,582 876,660 $1.449675 2.824.993 $879,285 1602203 $851,361 1,529,334 $526,279 861,784 $743,954 1,330,792 $1,569,107 3,073,027 $837,751 1496432 $475,763 781,770 $749,160 1,321,035 $25,941,671 48,828,495 $0.531 $1,656,327 3,133,278 $671,775 1,145,503 $556,271 889,546 $1,515,444 2,887,074 $925,072 1654044 $893,498 1,574,830 $551,584 891,051 $784,619 1,380,006 $1,637,379 3,133,598 $880,341 1543439 $486,176 785,721 $786,234 1,361,932 $27,200,472 50,201,667 $0.541 $1,747,661 3,232,474 $698,393 1,169,008 $574,672 902,522 $1,584,178 2,949,830 $973,215 1706706 $937,740 1,620,991 $578,214 920,803 $827,477 1,430,082 $1,708,626 3,194,751 $925,101 1591172 $497,022 789,671 $825,185 1,403,448 $28,522,561 51,777,266 $0.551 $1,843,656 3,333,203 $726,186 1,192,750 $593,813 915,589 $1,655,999 3,013,260 $1,023,820 1760190 $984,179 1,667,815 $608,230 951,041 $872,627 1,481,050 $1,782,967 3,256,485 $972,129 1639629 $508,314 793,622 $866,097 1,445,583 $29,910,774 53,285,280 $0,561 $1,944,521 3,435,465 $755,200 1,216,729 $613,722 928,747 $1,731,037 3,077,365 $1,076,999 1814495 $1,032,914 1,715,304 $635,694 981,763 $920,178 1,532,881 $1,860,526 3,318,800 $1,021,527 1688812 $520,061 797,572 $909,058 1,488,336 $31,368,076 54,815,716 $0.572 $2,050,477 3,539,261 $785,488 1,240,846 $634,427 941,096 $1,809,423 3,142,145 $1,132,866 1869621 $1,084,046 1,763,456 $666,675 1,012,972 $970,240 1,585,583 $1,941,434 3,381,697 $1,073,402 1738720 $532,274 801,523 $054,158 1,531,708 $32,897,549 56,368,579 $0.584 $2,161,751 $2,278,581 3,644,590 3,751,453 $817,098 $850,087 1,265,399 1,290,081 $655,959 $678,349 955,335 968,765 $1,891,205 $1,976,797 3,207,599 3,273,728 $1,191,545 $1,253,158 1925569 1882337 $1,137,680 $1,193,928 1,812,273 1,861,753 $699,238 $733,458 1,044,665 1,076,844 $1,022,029 $1,078,365 1,639,157 1,693,603 $2,025,824 $2,113,836 3,445,175 3,509,234 $1,127,863 $1,185,027 1789354 1840713 $544,966 $558,149 805,473 800,424 $1,001,493 $1,051,164 1,575,698 1,620,308 $34,502,400 $36,185,975 57,943,856 59,541,558 $0.505 ‘$0.608 $2,401,214 3,859,848 $884,509 1,315,019 $701,629 982,285 $2,066,077 3,340,531 $1,317,840 2039928 $1,252,903 1,911,898 $769,407 1,109,508 $1,136,674 1,748,921 $2,205,616 3,573,875 $1,245,014 1892787 $571,835 813,374 $1,103,270 1,665,535 $37,957,746 61,161,678 $0.621 $2,548,158 3,969,777 $938,672 1,340,185 $744,084 995,897 $2,177,539 3,408,010 $1,403,973 2098339 $1,332,074 1,962,708 $825,413 1,142,657 $1,216,236 1,805,111 $2,319,562 3,630,097 $1,326,196 1945606 $600,099 817,325 $1,176,172 1,711,382 $40,429,039 62,804,225 $0.644 $2,683,183 4,081,240 $976,136 1,365,588 $769,247 1,009,598 $2,274,845 3,476,162 $1,475,202 2157572 $1,397,766 2,014,179 $865,059 1,176,282 $1,280,689 1,862,173 $2,419,333 3,704,900 $1,392,207 1999141 $614,643 821,275 $1,233,481 1,757,847 $42,369,582 64,469,185, $0.657 $2,824,816 4,194,235 $1,015,215 1,391,229 $795,406 1,023,301 $2,376,411 3,544,800 $1,549,924 2217626 $1,465,650 2,066,315 $906,677 1,210,412 $1,348,423 1,920,107 $2,523,340 3,771,285 $1,461,431 2053402 $620,737 825,226 $1,293,563 1,804,931 $44,403,688 66,156,576 $0.671 Akiachak MicroTurbine -Diesel Fuel Year 1, Load Requirements kWh Sales kWh Generated kW Demand 2, Turbine Generators 100 kw 3. Expenses. 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fuel Fusl Cost $/Gal Fuel Cost Fusl Cost $/kwh 08M Other Non FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh Gal Gai Fuel Fusl Cost $/Gal Fuel Cost Fusl Cost$/iwh Variable Nor-Fusl Costs $/kwh Variable Nor-Fuel Costs Fixed Non-Fusl Costs $/iwh Foed Non-Fuei Costs Total Non-FusiCost Total Power Generation Expenses Total Generation Expenses 3.b, Present Worth Expenses PW Factor PW Total Cost $ ‘Accumulated PW Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs Avg. Costikwh PW Avg. Costicwh 4b. PCE Payments PCE Payment $/kwh PCE Payment PWPCE Payments Accumdated PW PCE Payments Sys Losses 1999 = Sys. Losses 2020 = Load Factor 15.00% 8.00% os Avg. Eligible PCE kwh ‘Sold as % of Total = 2001 2002 047.416 962,643 1,083,212 1,120,213 247 256 ° ° BESESEEEEZ 0088 BESEBEEEBI008S 10.4 104,155 108,314 $1.63 $169,773 $0.157 90.112 $106,111 $114,488 $0.17 $159,168 $265,276 $435,049 $435,049 1.000 0.966 $435,049 $450,508 $435,049 $885,647 $0459 $0.45 $022 $0.23 $102,131 $100,636 $102,131 $105,929 $102,131 $208,060 90.475 90.459 kWhigal year 2005 = kWhigal year 2020 = Tubine Generation Instatled Cosvkw: 49% Avg. PCE per kwh sold = 2003 1,016,483 1,157,687 ° SESESEEBE S008 $1,352,082 90.491 90.458 90.24 $117,614 $100,704 $317,854 2004 1,054,968 1,198,630 273 ° BEBEBSESEB LOBES $132,910 $0.19 $199,365 $332,275 $536,061 $536,061 0.902 $482,504 $1,834,686 $0.507 $0.457 $0.24 $126,090 $113,726 $431,579 2005 1,092,086 1,234,035 282 ° BESEESESELCOBE 0.871 $490,047 $2,333,734 90.524 90.457 90.25 $135,092 $117,725 $549,304 10 13 $650 02 2008 2007 1,129,789 1,168,135 1,272,898 1,312,205 201 300 500 500 $325,000 $325,000 $46,273 $46,273 10.0 10.2 127,200 128,468 $1.98 $2.08 $252,434 $264,961 80.198 $0.202 $27,008 $26,678 $229,571 $243,760 $32,500 $32,500 $75,000 $75,000 $10,678 = $10,678 $7,500 $7,500 $605,963 $634,349 ° 0 $0 $0 $0 0 $0 90 $0 90 $0 0 90 $0 0 9 0 90 #0 90 $0 0 $005,963 $634,349 0.842 0814 $510,205 $0.26 $144,650 $121,791 $671,095 $0.27 $154,704 $125,925 $797,020 2008 1,207,108 1,351,959 308 ‘$325,000 $46,273 10.4 129,640 $2.14 $278,073 $0.208 $90,433 $258,670 $32,500 $78,000 $10,678 ‘$7,500 $084,136 BSBESEBEESESO $0.560 $0.432 $0.28 $165,557 $130,128 $927,146 Est. Year 2001 Fuel Cost $/gal $1.63 Est 2001 Fixed Non-Fusl Cost SYkwh 90.17 Variable Non-Fusl Cost $/kwh (Le. Turbine O&M) $0,020 2009 2010 2011 2012 2013 1,248,700 1,286,919 1,327,761 1,360,228 1,411,318 1,302,148 1,432,770 1,473,815 1,515,279 1,557,154 318 27 38 ue 36 500 500 ‘500 500 ‘500 $46,273 $48,273 $46,273 $48,273 $46,273 10.8 10.9 14.4 11.3 11.5 130,608 131,086 = 133,119 = 134,285 = 135,405 223 $2.32 $2.41 $2.51 261 $201,796 $308,160 $321,189 $336,013 $353,363 90.210 90.214 $0.218 $0.22 $0.227 $32,278 $34,216 $36,252 $38,300 $40,635 $274,300 $290,836 $308,143 $326,317 $345,395 $75,000 $75,000 $75,000 $75,000 $75,000 $10,678 = $10,678 = $10,678 += $10,678 = $10,678 $7,500 $7,500 $7,500 ‘$7,500 $7,500 $095,386 $728,163 $762,535 $796,571 $836,344 oO °o 0 o 0 9 9 co co #0 0 2 co 9 co 9 0 0 $0 0 90 0 $0 $0 0 0 $0 0 0 $0 0 0 $0 $0 90 $0 9 #0 0 0 $0 cd $0 90 $0 $0 $0 0 0 0 $0 Co 0 0 90 $095,388 $728,163 $762,535 $708,571 $836,344 0.750 O7™% 0.709 0.685 0.662 $528, $534,276 $540,575 $546,978 $553,478 $4,410,071 $4,944,347 $5,484,923 $6,031,900 $6,585,379 90.556 90.566 90.574 $0583 90.593 90.424 90.415 ‘90.407 90.390 90.392 $0.29 $0.30 90.31 $0.32 $0.33 $176,972 $189,075 $201,903 $215,496 $229,894 $134,304 $138,730 $143,133 $147,603 $152,140 $1,061,541 $1,200,271 $1,343,403 $1,491,008 $1,643,146 Fusl Inflaction Factor 4.0% Waste Heat Capital invest per KW General inflation Factor 3.0% Discourt Rate 35% Hot Water Waste Heat Boiler = $100 2014 2015 2016 2017 2018 2019 2020 1,454,032 1,497,371 1,541,333 1,585,020 1,631,130 1,676,065 = 1,723,423 1,500,435 1,642,117 1,685,191 1,728,653 1,772,495 1,816,712 1,861,297 365 375 35 308 05 415 425 500 500 500 00 00 600 600 W7 1.9 124 124 126 128 13.0 136,537 137,862 138,780 «=: 130,891 140,004 142,089 143,177 $2.71 $2.62 $2.94 $3.05 8.18 $3.30 $3.43 $370,571 $388,571 $407,305 $427,081 $447,067 $469,190 $491,692 $0.232 $0.237 90.242 90.247 90.253 90.258 $0.264 $42,000 $45,481 $48,054 $50,772 $53,621 $56,608 $50,737 $365,416 $386,423 $408,455 $431,559 $455,780 $481,164 $507,762 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $10,678 $10,678 = $10,678 += $10,678 $10,678 $10,678 $10,678 $7,500 ‘$7,500 $7,500 $7,500 $7,500 ‘$7,500 $7,500 $875,920 $017,406 $960,855 $1,008,364 $1,080,773 $1,119,667 $1,171,896 ° 0 0 0 ° ° ° co 0 90 #0 2 0 9 #0 0 90 0 2 ” $0 2 $0 so 90 9 So 0 0 $0 $0 $0 0 0 $0 $0 $0 $0 $0 0 cd 0 co 0 0 90 cu 2 $0 Co 0 $0 90 90 co 9 $0 $0 $0 0 cd 9 $0 2 ro #9 30 2 2 9 2 $0 #9 9 2 *” #9 $875,929 $917,408 $960,855 $1,006,364 $1,080,773 $1,119,687 $1,171,696 0.639 0618 0507 0s77 0.557 0.538 0.520 $7,145,451 $7,712,208 $8,285,733 $8,868,109 $0,462,190 $10,084,078 $10,674,544 0.602 $0.613 90.623 90.635 30.656 90.668 90.680 90.385 $0.378 90.372 90.368 90.365 90.359 90.354 90.34 $0.36 90.37 90.38 90.39 $0.41 $0.42 $245,142 $261,284 $278,309 $206,446 $315,568 $335,701 $357,172 $156,745 $161,417 $166,156 $170,062 $175,836 $180,777 $185,785 $1,700,891 $1,961,307 $2,127,463 $2,206,425 $2,474,261 $2,655,038 $2,840,623 Year 2001 © 2002 2003 2004 2005 2008 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 |. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) 30 90 0 so sO 8730-8728 87208712 8702 8890 677 B81 B43 B24 BZ BETH 8553 6,528 8.497 (Ciesel Fuel Gal Equvalert) 0 $0 0 0 $O 63257 «6322063188 «63120 6305862973 «287462780832 G21 2335216581981 61784 61572 Capital Investment 0 30 #0 0 $0 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $80,000 $80,000 $80,000 $60,000 Debt Service @ 5%, 10 Years 0 0 $0 so $0 $8475 «$8475 $8475 $8475 $8475 «$8475 $8475 $8475 $8475 $8475 S8ATS BATS. $7,770 = $7,770 ~—s«$7,770 O8M at 2% of Investment 0 30 0 %0 $0 $1,000 $1,000 $4,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,200 = $1,200» $1,200 Replacement st 10% of Investment 0 0 $0 0 $0 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $8,000 $5,000 $5,000 $8,000 $8,000 ($6,000 Total Expenses Heat Recovery 0 0 0 $0 $0 $12,475 $12,475 $12,475 $12,475 $12,475 $12,475 $12,475 $12.475 $12,475 $12,475 $12,475 -$12.475 $14,970 $14,970 «$14,970 District Heating System Capital Investment $0 $0 $0 0 $0 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $20,000 Debt Service @ 5%, 10 Years 9% $0 $0 rd $0 $3,885 $3,885 $3,885 $3,885 $3,885 «$3,885 $3,885 «= $3,885 «$3,885 $3,885 $3,885 $3,885 = $3,885 $3,885 $3,885 O8M at 2% of Investment %0 $0 30 $0 %0 $600 $600 $600 $600 $200 $600 $800 $00 $800 $600 ‘$600 $800 $600 $600 $600 Replacement @ 5% on Investment $0 0 so 0 $0 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,800 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 Total Expenses District Heating 0 0 0 0 SO $5,985 $5,985 $5,985 $5,085 $5,985 $5,085 $5,985 $5,985 $5,985 $5,085 $5,085 $5,085 $5,985 $5,085 $5,085 Total Expenses Waste Heat 0 0 0 0 $0 $18,460 $18,460 $18,400 $18,460 $18,480 $18,460 $18-480 $18,460 $18,400 $18,460 $18,480 $18,460 $20,955 $20,955 $20,955 Waste Heat Sales Net Income 0 0 0 $0 $125,449 $130,408 $135,522 $140,827 $146,205 $151,041 $157,789 $163,784 $189,989 $176,388 $182,088 $180,787 $198,705 $204,015 $211,449 0 0 $0 $0 $0 $108,988 $111,047 $117,072 $122,366 $127,635 $133,481 $130,309 $145,324 $151,528 $157,028 $164,528 $171,327 $175,840 $183,059 $190,404 6. Total Generation Expenses Minus. Net Income from Waste Heat Sales Total Expenses $435,049 $466,269 $490,688 $525,081 $572,668 $498,975 $522,402 $547,084 $573,020 $800,320 $629,054 $659,262 $001,020 $724,400 $750,478 $798,320 $835,037 $203,033 $908,608 $081,403 PW Total Expenses $435,049 $450,508 $408,445 $482,504 $499,047 $420,124 $424,974 $420,988 $436,158 $440,480 $445,948 $451,559 $457,308 $463,185 $409,192 $475,322 $481,571 $498,103 $804,233 $510,482 Accumuated PW Total Expenses: $435,049 $885,647 $1,352,092 $1,834, $2,333,734 $2,753,857 $3,178,832 $3,608,819 $4,043,977 $4,484,457 $4,930,405 $5,381,964 $5,830,269 $6,302,454 $6,771,645 $7,246,967 $7,728,538 $8,226,640 $8,730,874 $9,241,356 Accumuiated PW Savings From W. H. Sales 9 $0 $0 %0 $0 $90,081 $181,150 $273,168 $388,094 $450,800 $554,518 $649,937 $748,109 $842,997 $040,562 $1,038,788 $1,137,571 $1,235,550 $1,334,102 $1,433,188 7. Power Coste & PCE Payments with Waste Heat Offset 7.0 Power Costs Avg. Costiewh $0459 $0475 $0401 $0507 $0824 «= $0.42, $0447 $0453 80.400 $0408 «$0474 «= $0481 $0400 $0498) $0507 $0517 $0827 48 $0859 = 80.589 PWAWg. Costkwh $0450 $0459 © «80.458 «= $0457 $0457 «$0372: $0.364 «= $0.358 «= $0340) $0342 $0398 $0390 = $0324 «$0319 «$0313 $0.08) $0304 0305 $0301 $0.28 7.b PCE Payments PCE Payment $/kwh $022 $023 = $024 = $024 «= $0282. «$0171 $0179 $0188) 80.108 $0205 $0215 «80.225 $0235 «$0245 $0288 80.287 «= $0279 0282 $305 80.318 PCE Payments $102,131 $109,636 $117,614 $126,090 $135,002 $94,847 $102,683 $111,060 $120,010 $129,568 $139,787 $150,647 $162,246 $174,605 $187,769 $201,782 $216,603 $233,715 $250,577 $268,497 PWPCE Payments $102,131 $105,929 $109,704 $113,728 $117,725 $79,858 $83,592 $87,202 $01,137 $05,088 $90,084 $103,185 $107,372 $111,643 $116,000 $120,442 $124,988 $130,277 $134,901 $139,680 Acoumuated PW PCE Payments $102,131 $206,080 $317,854 $431,579 $549,304 $629,163 $712,605 $790,967 $891,124 $906,192 $1,085,275 $1,188,400 $1,295,632 $1,407,475 $1,523,476 $1,643,917 $1,768,686 $1,899,112 $2,034,013 $2,173,674 Accumulated P.W of PCE Savings Fe) 30 0 %0 $0 $44,933 $84,325 $127,160 $170,417 $214,079 $258,128 $302,546 $347,314 $392,415 $437,882 $483,546 $529,599 $575,149 $621,024 $887,149 8. Potential Rate Reduction kwh From Sales of Waste Heat 0 so 0 $0 ‘0.000 $0,095, 90.096 90.097 90.096 90.099 $0.101 90.102 90.103 $0.104 90.105 $0.107 90.108 $0.108 90.109 $0111 Akiak MicroTurbine -Diesel Fust Year 1. Load Requirements kWh Sales kWh Generated KW Demand 2, Turbine Generators: 100 kw 3. Expenses 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh (Gal Gal Fuel Fuel Cost Gal Fuel Cost Fusl Cost $/kwh aM (Other Non FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kh Gal Gal Fuel Fusl Cost $/Gal Funl Cost Fust Cost$vowh Variable Nor-Fusl Costs $/wh Variable Nor-Fusi Costs Foed Non-Fusl Costs $/iwh Foed Non-Fusl Costs Total Non-FusiCost Total Power Generation Expenses Total Generation Expenses 3.b. Present Worth Expenses: PW Factor PW Total Cost $ Accumated PW Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs Avg. Costtnwh PW Avg. Costhkwh 4b. PCE Paymerts PCE Payment $/kwh PCE Payment PWPCE Payments Accurated PW PCE Payments 20% Avg. PCE per kwh sold = Sys Losses 1999= 15.00% Sys. Losses 2020= 8.00% Load Factor ' 0s Avg. Eligible PCE kwh Sold a8 % of Total = 2001 2002 2003 797,757 828,404 850.610 912,102 944,381 977,090 28 216 23 ° ° ° 90 0 9 0 0 0 ° ° ° ° ° ° $139 $145) «$1.50 $0 0 $0 0 0 0 0 0 0 0 0 0 90 0 $0 $0 0 90 0 $0 90 0 0 0 $0 0 $0 104 108 107 104,155 108,314 108,462 $163 $1.70 $1.78 $169,773 $180,223 $191,219 $0157 $0161 $0.165 $0112 $0116 $0.121 $108,111 $114,488 $123,370 $0.17 $017 $0.18 $159,168 $171,687 $185,089 $265,278 $286,148 $308,449 $435,049 $468,360 $499,668 $436,049 $468,360 $499,608 1.000 0988 0.934 $435,049 $450,508 $466,445 $435,049 $885,647 $1,362,002 $0545 $0563 © $0581 $0545 $0544 — $0.543 $012 $012 $0.13 $19,148 $20,578 $22,100 $19,146 $19,882 — $20631 $19,146 $39,028 $50,659 2004 691,376 1,010,226 a ° BSESEBEEEESCOoBE 2005 923,703 1,043,784 2 ° SESESESESZOo8E g 8 0.871 ‘$499,047 $1 634,686 $2,333,734 90.600 90.541 $0.13 $23,719 $21,393 $81,052 $0620 $0540 $0.14 $25,439 $22,169 $103,220 kWhygal year 2005, kWhigal year 2020 = Tubine Generation Installed Cost/kw 2008 956,589 1,077,757 2468 $325,000 10.0 107,778 $1.60 $162,265 90.169 $22,068 $01,471 ‘$32,500 $75,000 $10,678 3: EEE 8 sesessessse g 0.842 $331,363 $2,665,008 $0411 910.346 $0.14 $27,267 $22,958 $128,179 10 13 $650 0.12 2007 2008 990,035 1,024,042 1,112,139 1,146,927 24 22 ‘500 500 $325,000 $325,000 $46,273 $46,273 10.2 10.4 108,881 109,970 $1.76 $163 $191,499 $201,168 90.172 90.175 $24,305 $25,818 $97,221 $103,270 $82,500 $32,500 $75,000 $75,000 $10678 = $10,678 $7,500 $7,500 $409,976 $427,207 ° 0 0 0 %0 #0 0 #2 9 0 0 0 0 $0 %0 0 0 $0 0 #2 0 #0 $409,976 $427,207 0814 0.786 $333,516 $335,781 $2,998,612 $3,334,303 90.414 90.417 90.337 90.328 $0.15 $0.15 $29,208 = $31,280 $23,761 $24,577 $149,939 $174,516 Est. Year 2001 Fusl Cost $/gal $1.30 Est. 2001 Fixed Nor-Fusl Cost $kwh $0.08 Variable Nor-Fusl Cost $/owh (Le, Turbine O&M) $0.020 2009 2010 2011 2012 2013 1,058,608 1,083,734 1,129,421 1,165,687 1,202,473 1,182,112 1,217,601 1,283,657 1,290,005 1,328,729 270 278 208 205 303 800 ‘500 500 500 500 $325,000 $325,000 $46,273 $48,273 106 10.9 114,071 112,188 $1.00 $1.08 $211,201 $221,889 90.179 90.182 $27,408 = $29,080 $109,631 $116,319 $32,500 $32,500 $75,000 $75,000 $10678 $10,678 $7,500 ‘$7,500 $445,262 $464,230 ° o 0 ed 0 0 #0 0 ” 9 co $0 co 2 0 $0 ” $0 0 0 Co 0 $445,282 $464,230 0.750 O74 $338,152 $340,628 $3,672,545 $4,013,171 $0.421 90.424 0.319 90.311 $0.16 $0.16 $33,456 $35,778 $25,407 $26,250 $199,923 $226,173 ‘$325,000 $46,273 4 113,234 $2.08 $232,963 90.186 $30,637 $123,347 ‘$32,500 ‘$75,000 $10,678 $484,118 S S8S8ESEEES— 5 $0.17 $38,238 $27,106 $253,279 $325,000 $325,000 $46,273 $46,273 1.3 11.5 114,304 115,368 $2.14 $223 $244,503 $256,743 ‘90.190 9194 $32,683 $34,622 $130,731 $138,486 $32,500 $32,500 $75,000 $75,000 $10,678 $10,678 $7,500 ‘$7,500 $504,058 $526,602 SESESESESSO $348,629 ‘$5,050,669 = ih i SESESESESSO i 90.433 9.438 90.297 $0.290 90.18 90.18 $40,844 «= $43,608 $27,976 $28,859 $281,255 $310,114 Fuel Inflaction Factor General Inflation Factor Discount Rate 2014 215 1,230,840 1,277,766 1,363,624 1,401,283 31 320 500 500 $325,000 $325,000 $46,273 $46,273 WT 1.9 116,424 117,473 231 241 $209,458 $262,761 90.198 $0.202 $36,657 | $38,704 $146,629 $155,176 $32,500 $32,500 $78,000 $75,000 $10.678 $10,678 ‘$7,500 ‘$7,500 $549,605 $573,682 3 ssssssessse BR seesessesso g 5 0.639 0618 $351,477 $354,410 $5,402,346 $5,756,757 90.443 $0.49 90.283 $0.277 $0.19 $0.19 $46,537 $49,640 $29,756 $30,666 $339,870 $370,537 40% 30% 35% 1,316,252 1,439,102 $325,000 $46,273 121 118,514 $2.50 $296,678 $0.208 $41,096 $164,145 $32,500 $75,000 $10,678 ‘$7,500 $998,811 SSSESESESEO 0.567 $357,425 $6,114,181 90.455 90272 $0.20 $82,924 $31,590 $402,127 Waste Heat Capital Invest per KW Hot Water Waste Heat Boiler = $100 2017 2018 2019 2020 1,355,200 1,304,905 1,435,071 1,475,798 1,477,276 1,515,707 1,554,600 1,503,862 337 8 385 64 500 600 600 600 124 126 128 13.0 119,548 120,575 121,504 122,605 $260 $271 $2.82 $2.93 $311,237 $326,406 $342,303 $359,051 $0211 $0215 $0.220 $0225 $43,380 $45,856 $48,442 ($51,154 $173,554 $163,422 $193,780 $204,614 $32,500 $39,000 ‘$39,000 ‘$39,000 $75,000 $75,000 $75,000 $75,000 $10678 $10,678 = $10,678 = $10,678 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 $625,131 $688,449 $697,310 $727,524 o oO ° oO 90 90 0 0 *” 0 »” co *” 9 2 9 #2 co 0 9 0 $0 9 0 #2 92 5 0 90 9 $0 0 *” v 2 2 *” a 2 2 *” 0 *” 0 $625,131 $088,449 $607,310 $727,524 os77 (0.887 0.538 0.520 $900,517 $372,463 $375,405 $378,426 $6,474,698 $6,847,161 $7,222,565 $7,600,991 90.461 $0.479 90.488 90.493 90.268 90.267 90.262 90.256 90.21 $0.22 90.22 $0.23 $86,402 $60,082 $63,975, $68,093 $92,527 $33,478 $34,442 $35,419 $434,654 $488,132 $502,573 $537,992 3 3 3 Year 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Oiese! Fusi Gai Equivalent) Capital investment Debt Service @ 5%, 10 Years O8M at 2% of investment Replacement st 10% of Investment Total Expenses Heat Recovery District Heating System Capital Invest mentt Debt Service @ 5%, 10 Years 08M at 2% of Investment Replacement @ 5% on investment Total Expenses District Heating Total Expenses Waste Heat SESESS BESESES SSSEES SESEEEE Waste Heat Sales Net Income ss 8s © Total Generation Expenses Minus: Net Income from Waste Heat Sales Total Expenses $435,049 $466,369 PW Total Expenses $435,049 $450,598 Accumuated PW Total Expenses: $435,049 $885,647 Acoumuiated PW Savings From WH. Ssies 0 *” 7. Power Costs & PCE Payments with Waste Heat Offset, 7. Power Coste Avg. Costficwh PWAvg. Costicwh 7.b PCE Payments PCE Payment $iiwh PCE Payments PWPCE Payments ‘Accumulated PW PCE Payments ‘Acourudated P.W of PCE Savings 90.545 90.545 $0563 $0544 90.12 $19,146 $19,146 $19,146 0 $0.12 $20,578 $19,682 $39,028 0 6. Potential Rate Reduction kwh From Sales of Waste Heat SSSsss SESESES ss $499,668 $406,445 ‘$1,352,082 0 90.581 $0.543 90.13 $22,100 $20,631 $50,650 2004 (2005 *” 0 #” 0 #0 #0 # co #0 cu #0 0 #0 #0 #0 so $0 0 2 0 90 2 90 0 0 0 0 0 90 $0 $535,081 $572,668 $482,504 $400,047 $1,834,686 $2,333,734 90 0 90.600 $0620 90.541 90.540 90.13 90.138 $23,719 $25,439 $21,393 $22,100 $81,052 $103,220 9 #2 0 ‘0.000 7,391 53560 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 $600 $1,500 $5,985 $18,460 $90,578 $72,117 $321,438 $270,642 $2,604,375 $60,721 $o.071 $13,565 $11,421 $114,642 $11,537 90.075 2007 2008 7,305 737 53569 53604 $50,000 $50,000 ‘$6,475 $8,475 $1,000 $1,000 ‘$5,000 ‘$5,000 $12,475 = $12,475 $30,000 $30,000 $3,685, $3,685 ‘$600 $600 $1,500 $1,500 $5,065 $5,085 $18,460 $18,460 $04,251 $98,049 $78,701 $70,588 $334,185 $347,618 $271,680 $273,225 ‘$2,876,235 $3,149,460 $122,377 $184,933 90.338 90.339 90.275 90.267 $0075 = $0.079 $14,008 = $16,147 $12,046 $12,601 $126,688 «$139,379 $23,252 $35,137 90.077 90.078 96,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 $1,500 $5,985 $18,460 $101,973 $83,513 $361,760 $274,732 $3,424,192 $248,353 M2 ‘$0,260 $0,063 $17,588 $13,357 $152,738 ‘$47,187 $0.070 2010 7.398 $50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,685 $600 $1,500 $5,985 $18,460 $108,027 $87,567 $376,672 $276,376 ‘$3,700,568 $312,604 90.344 90.253 $0,087 $19,138 $14,042 $106,778 $50,305 2011 2012 7,382 7,387 53666 53526 ‘$50,000 $50,000 $6,475 $6,475 $1,000 $1,000 ‘$5,000 $5,000 $12,475 $12,475 $90,000 $30,000 $3,685 $3,885 ‘$600 ‘$600 $1,500 $1,500 $5,965 $5,985 $18,460 $18,460 $110,214 $114,538 $91,754 $96,077 $992,363 $408,880 $278,154 $280,081 $3,978,721 $4,258,782 $377,650 $443,458 OMT 90.351 90.246 90.240 $0,092 $0097 $20,803 $22,589 $14,747 $15,473 $181,525 $196,908 ‘$71,753 $84,257 $0.08 90.082 2013 2014 2015 2016 2017 7,379 ©=—7,370 7,350 7,348 $3473 53408 83328-83232 $6475 $6,475 $6,475 $8,475 ; $1,000 $1,000 ‘$1,000 $1,000 f $5,000 ‘$5,000 ‘$5,000 ‘$5,000 ‘$5,000 $12475 $12,475 $12,475 $12,475 $12,478 $3,885 $3,685 $3,665 $3,885 $3,685 $800 ‘$600 $600 ‘$800 9600 $1,500 $1,500 ‘$1,500 $1,500 $1,500 $5,965 $5,985 $5,965 $5,985 $5,985 $18,460 $18,460 $18,460 $18,480 $18,460 $119,001 $123,608 $128,367 $133,256 $138,308 $100,540 $105,145 $100,808 $114,706 $119,848 $426,262 $444,550 $463,785 $484,015 $505,263 $282,003 $284,247 $286,518 $288,904 $291,400 $4,540,875 $4,825,123 $5,111,641 $5,400,545 $5,601,945 $500,093 $577,224 $645,116 $713,637 $782,754 90.364 90350 «$0383 808 = $0373 90.235 90.229 90.224 90.219 90.215 $0102 $0107 80.113 $0118 80.124 $24,508 = $26,580 $26,759 «$31,113 $33,631 $16,216 $16,982 $17,767 $18,571 $19,305 $213,215 $290,198 $247,985 $206,596 $285,931 $96,809 $109,673 $122,572 $135,591 $148,723 90.084 90.085 $0.086 90.087 s0.088 2018 7,315 53005 ‘$60,000 $7,770 $1,200 $6,000 $14,970 ‘$30,000 $3,885 ‘$600 $1,500 ‘$5,985 $20,955 $143,515 $122,560 $545,890 $304,172 $5,996,116 $851,044 $0301 90218 90.132 $38,795 $20,502 $308,433 $161,698 2019 7,206 52872 ‘980,000 ‘$7,770 $1,200 $6,000 $14,970 ‘$30,000 $3,885 $600 $1,500 $5,985 $20,955 $148,681 $127,925 $500,365 $308,535 $6,302,651 $910,914 90.397 0214 90.138 $39,669 $21,366 $327,790 $174,784 2020 7,276 52725 ‘$80,000 $7,770 $1,200 ‘$8,000 $14,970 ‘$30,000 $3,885 $600 $1,500 $5,985 $20,955 $154,407 $133,452 $594,072 $309,010 96,611,661 $989,330 90.403 90.209 90.145 2,738 $22,230 $350,020 $187,973 Aniak MicroTurbine -Diesel Fuel Yoor 1. Load Requirements kWh Sales KWh Generated KW Demand 2, Turbine Generstors 100 kw 3. Expenses ‘3a Expenses Capital Cost Turbine Generation Debt Service € 7%, 10 Years kWh (Gal Gai Fuel Fuel Cost $/Gal Fuel Coat Fut Cost Sewn 8M Other Non-FusiCost Replace at 10% of Cost Eneray Storay System Debt Service € 7%, 10 Years Replace and O&M 10% of Cost ‘Total Expense Turbine Generstion kWh (Gat Gat Fust Fust Cost Gat Fuel Cost Fuel Costs /kwh Variable Non-Fuel Conte $/kwh Variable Non-F ust Costs Foced Non-Fuel Costs $/kwh Fired Non-Fuel Costs ‘Total Non-FusiCost Total Power Generation Expenses Total Generation Expenses 3d. Present Worth Expenses: PW Factor PW Total Cost $ ‘Accumulated PW ‘Total Coste 4, Power Costs & PCE Payments 4.0 Power Costs ‘Ava. Costfewh PW Ava Costhewh 4b PCE Payments PCE Payment $/kwh ‘Sys Losses 1999 = ‘Sys. Losses 2020 Load Factor . ‘Ava. Eligible PCE kwh Sold as % of Total = 2001 2002 2384320 2.451.715 2.726.073 2.794.985 22 038 ° ° $0 %0 $0 $0 ° 0 ° 0 3128 3131 30 30 $0 0 $0 $0 0 30 30 0 30 $0 $0 0 $0 $0 30 $0 16 17 235,008 230,424 $1.26 $131 $296,108 $313,741 $0109 © $0112 $0144 $0180 $343,342 $367,169 $022 02 $515,013 $550,753 $958,355 $917,022 $1,154,483 $1,231,063 $1,154,483 $1,231,063 1.000 0.908 $1,154,463 $1,190,013 $1,154,483 $2,344,476 $0484 = $0502 $0484 $0485 $0.26 $025 $200,283 $213,152 $200,283 $205,044 $200,283 $408,227 15.00% 8.00% 0s 35% 2003 2.519.040 2,064,342 054 SSSSSSESSROoSS <2. #82 $332,203 $0116 $0,160 $302,483 $023 $588,725 $081,208 $1,313,501 $1,313,501 0.934 $1,228,167 $3,570,643 90521 0.487 9028 $226,782 $211,676 $617,003 kWhigal year 2005 = kWhigel year 2020 ‘Tubing Generation Installed Costikw = ‘Ava PCE per kewh sold = 2004 2005 2008 2509019 2858.927 2.729.673 2.934.222 3,004,588 3.075.432 670 086 702 ° ° 500 30 $0 $325,000 $0 $0 $48273 0 0 100 ° 0 = 307.543 $142 vay $153 so 30 $471.458 30 $0 $0 153 $0 $0 $05,255 30 30 $1,174.58 30 30 $32,500 0 $0 $75,000 $0 30 310.678 $0 $0 $7 500 30 30 $1,008,245 ° $0 0 $0 0 30 0 $0 so $0 0 $1,008,248, 0.902 oe7t 0.842 $1,282,932 $1,300,314 $1,822,404 $4,833,575 $6,133,888 $7,656,382 $0541 = $0561 $0062 sos $0489 90.558 $027 $028 $0.29 $241,121 $256,200 © $272.328 $217.478 $223,350 $229,203 $895,380 $1,058,730 $1,288,023 024 2,801,255 3,148,743 718 $325,000 $48,273 102 308,073 $1.50 $491,181 $0 156 $68.71 $9.237,871 $32,500 $75,000 $10,678 87.500 31,004,754 ssessssssso 3 Z oe 91,841,383 30,197,766 wore 90.550 90.30 $289,250 {$235,308 $9,523,328 $325,000 $48,273 104 308,625 31.66 $511,723 $0150 $72,449 $1,304,060 $32,500 ‘$75,000 $10,678 $7,500 $1,085,212 SSSSSESSESO i $1,500,358 $10,758,124 $0091 $0543 $031 ‘$307,114 $241,380 $1,764,717 Est Year 2001 Fue! Cost S/ge! . Est 2001 Fired Non-Fusl Cost $/kwh = Variable Non-Fuel Cost $/kwh (1 Turbine O&M) 2009 2010 2011 932 3.021.027 3,005,050 1 3.983.410 3,438,514 1 708 785 800 00 500 $325,000 $325,000 $328,000 $46,273 $48,273 $48,273 108 109 11.4 300,197 308,788 310,395 $172 31.70 $1.87 $533,170 $555,505 $578,920 $0 162 $0 165 $0168 $76,207 $80,322 ($84,530 $1,373,353 $1,445,702 $1,521,533 $32,500 $32,600 832.800 $75,000 $78,000 $75.00 $10.678 = $10,678 = «$10,678 $7,500 $7,500 $7,500 0 ° ° $0 30 $0 $0 0 $0 30 30 $0 %0 $0 0 $0 30 0 0 $0 » 0 30 0 $0 %0 $0 ) 30 0 %0 30 30 $2,079,700 $2,178,629 $2,281,033 $0706 $0721 90.737 $0598 $0529 30.523 90.32 $0.33 04 $325,008 $345,857 $308,841 $247,542 $253,706 $200.061 $2,012,250 $2,208,025 $2,528,006 $1.26 $038 $0,020 2012 3.171,728 3,510,046 01 $325,000 $40,273 13 311,017 3194 $003,283 $0172 $88,928 $1,000,711 $32,500 $75,000 ° 0 0 0 $0 0 $0 30 ” co * 8 3 3 0.685 $1,636,034 $17,190,700 $0516 $0.35 $388,073 $200,425 $2,792,511 Fuel Infection Factor 40% General Infiation Fector 30% Discount Rate 35% 2013 2014 2018 206 3,248,395 3,325,779 3,404,000 3,483,179 3,583,006 3,058,357 «3.733.118 3.608.276 oe 035 052 000 500 00 800 ‘500 $1,714,212 $23,931,485 90.625 $0402 $0.40 $400,185 $202,867 ‘$3.923.285 3,583,135 3,883,817 $326,000 $46,273 124 314,297 23 $741,728 $0101 $114,070 $2,053,208 $32,500 $78,000 $10,878 90.42 $518,008 $299,303, 4.222.508 Waste Heat Capital invest per KW Hot Water Waste Heat Boller = $100 2018 2010 2020 3,843,028 3,725,550 3,808,028 3,080,795 4,098,022 4.112.008 904 eat 930 00 000 000 $300,000 $390,000 $390,000 $55,827 $85,527 965,527 128 130 i 318,087 316,350 $2.45 $2.55 $2.05 $773,070 $805,748 $830,816 30.105 $0200 $0204 $119,789 © $125,760 $131,002 $2,186,204 $2,283,677 $2,375,805 $39,000 $39,000 $39,000 $78,000 ‘$75,000 $78,000 $10,678 $10678 = $10,678 $7,800 $7,500 $7.00 $3,161,768 $3,907,890 $3,460,379 ° ° ° $0 $0 0 0 $0 $0 so $0 90 90 $0 0 » 0 * 0 $0 0 » 0 » »” J 0 ce) $0 %0 0 so so $3,161,768 $3,307,800 $3,480,370 0.867 0.838 0.620 $1,761,749 $1,780,830 $1,700,938 $27,426,621 $29,207,060 $31,007,506 90.008 30.688 $0 009 $0483 soa7e $0473 $0.43 $0.45 90.40 $549,332 $581,208 $014,950 $308,000 $312,947 $310,874 $4,528,058 $4,841,005 $5,161,479 Year 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diese! Fuel Gai Equivalent) Capital Investment Debt Service €) 5%, 10 Years 8M at 2% of Investment Replacement at 10% of investment ‘Total Expenses Heat Recovery District Heating System Capttal investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement € 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income 6. Total Generation Expenses Minus ‘Net Income from Waste Heat Salen Total Expenses PW Total Expenses Accumulated PW Total Expenses Accumulated PW Savings From W.H. Sales 7. Power Costs & PCE Payments with Waste Heat Offset 7 Power Costs ‘Avg Costkwh PW Ava Costficwh 7b PCE Payments PCE Payment $/kwh PCE Payments PW PCE Payments ‘Accumulated PW PCE Payments: Accumulated PW of PCE Savings 6. Potential Rate Reduction.kwh From Sales of Waste Heat 8 $0 $0 $0 $0 $0 $0 $0 30 $0 $0 $0 $0 $1,184,463 $1,154) $1,154,463 $0 $0484 $0.484 $0.24 $200,283, $200.283 $200,283 $0 3 ssessss ssssss ss $1,231,683 $1,190,013 $2,344,476 $0 $0502 90.485 90.28 $213,182 $205,044 $406,227 $0 Ssesss sesesss g es $1,313,501 $1,228,167 $3,570,643 $0 $0521 $0,487 $0.26 $228,752 $211,676 $617,003 2004 2005 $0 $0 $0 %0 30 $0 $0 $0 30 $0 $0 $0 30 $0 $0 %0 $0 30 30 30 $0 $0 $0 $0 $0 30 $0 $0 $1,400,235 $1,492,140 $1,262,032 $1,300,314 36,133,688 $4,833,575 2006 21,091 152836 $50,000 96.475 $1,000 $5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,005 $18,460 $234,204 $215,834 $1,502,411 $1,340,767 $7,474,656 $181,728 $0583 $0491 $0210 $200,563 $168,860 $1,227,500 $00,424 $0.070 2007 2008 2009 20,924 20,503 151628 149224 $50,000 ‘$50,000 96.475 $8,475 $1,000 $1,000 $5,000 $5,000 $12,475 $12,475 $30,000 ‘$30,000 $3,085 $3,885 ‘$600 $600 $1,500 $1,500 $5,085 $5,085 $18,480 $18,460 $241,738 $240,412 $257,322 $223,278 $230,952 $238,061 $1,671,476 $1,754,260 $1,840,010 $1,369,747 $1,378,832 $1,308,015 $8,834,403 $10,213,235 $11,611,250 $363,963 $544,880 ($728,283 2010 20,428 148029 ‘$80,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 $5,985, $18,460 $205,470 $247,010 $1,931,610 $1,417,200 $13,028,530 $007,522 $0240 $203,727 $193,504 $1,964,274 $301,781 2011 2012 2013 19,034 144451 ‘$50,000 98.475 $1,000 $5,000 $5,000 $12,475 $12,475 812.475 ‘$30,000 $30,000 ‘$30,000 $3,085 $3,805 $3,885 $800 $600 ‘$600 $1,800 $1,500 $1,800 $5,085 35.985 $5,085 $18,460 $18,460 $18,480 $273,063 $282,605 $291,400 $255,403 $284,045 $272,040 $2,028,630 $2,125,829 $2,229,701 $1,436,645 $1,456,078 $1,475,570 $14,405,184 $15,021,262 $17,306,841 $1,088,582 $1,280,438 $1,450,085 30.055 $0.670 90.686 $0,404 $0.450 90.454 $0.260 $0271 90.283 $261,020 $301,178 ($321,558 $199,858 © $208,200 $212,802 $2,164,132 $2,370,423 $2,583,224 $361,064 $422.08 ($482,147 $0,082 $0.083 $0,084 2014 19,70 143258 350,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885 3800 $1,500 $5,985 318,480 30.295 $343,110 $219,392 $2,802,616 $542,120 2015 19,608 142064 $50,000 $6,475 $1,000 $5,000 $12,475 $2,451,938 $385,924 $226,081 $3,026,678 ‘$602,000 2017 19,274 130068 ‘$50,000 $0,475 $1,000 $5,000 $12,475 90.756 90.436 $0.333 $415,530 $230,630 $3,501,127 $721,441 $0087 2018 19,108 138466 ‘$60,000 $7.70 $1,200 $6,000 $14,070 $247,009 $3,748,138 $780,522 2019 10,042 137250 $7.70 $1,200 96,000 $14,970 $30,000 $3,885 $1,500 $5,005 $20,056 $2,078, 502 30.700 $0.430 $0362 ‘$471,780 $253,082 $4,002,118 $830,487 18,775 136048 ‘$80,000 $97.70 $1,200 $4,000 $14,970 $30,000 $3,885 $1,500 $5,085 $20,055 $361,158 $340,202 $3,120,177 $1,622,978 ‘$28,305,866 $2,701,730 $0819 $0426 $0377 $501,841 $261,036 $4,283,154 Atmautiuak MicroTubine -Diesel Fue! Year 1. Load Requirements kWh Sales kWh Generated kW Demand 2, Turbine Generators 100 kw 3. Expenses 3.8 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh Gal Gal Fuet Fun Cost $/Gai Fuel Cost Fusl Cost Sewh O&M Other Non-FueiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh /Gal Gal Fust Fusl Cost Gal Fuel Cost Fusl Cost$ikwh Variable Non-Fusl Costs $/ewh Variable Nor-Fusl Costs Fixed Non-Fusl Costs $/kwh Foad Non-Fuel Costs Total Non-FusiCost Total Power Generation Expenses Total Generation Expenses 3.b, Present Worth Expenses PW Factor PW Total Cost $ Accumuated PW Total Costs 4 Power Costs & PCE Payments: 4.0 Power Costs Avg. Costikwh PW Avg. Costikwh 4b, PCE Payments PCE Payment $/kwh PCE Payment PWPCE Paymerts Accumuated PW PCE Payments Sys Losses 1999= 15.00% Sys, Losses 2020= 8.00% Load Fector 05 Avg. Eligible PCE kwh Sold as % of Total = 2001-2002 2003 $88,830 608.057 627.588 673,229 693,185 713,358 154 158 163 ° ° 0 so $0 $0 $0 $0 $0 ° ° ° ° ° 0 $128 $133 $1.38 #0 $0 $0 co 9 $0 $0 30 $0 0 #0 $0 9 90 $0 so $0 0 0 #0 $0 so co 0 0 0 0 104 108 107 104,155 108,314 108,482 $163 $1.70 $1.76 $109,773 $180,223 $191,219 $0.157 $0161 — $0.165 $0112 $0116 = $0121 $106,111 $114,458 $123,370 $017 $0.17 $0.18 $150,166 $171,687 $185,089 $265,276 $286,146 $308,449 $435,049 $466,360 $499,668 1.000 0966 0.934 $435,049 $885,647 $1,352,092 $0.739 $0.767 0.798 90.739 $0.741 90.743 $013 $013 $0.14 $23,730 $24,505 $25,202 $23,730 $48,235 $73,528 2004 647,424 733,747 168 ° BEBEBESESE COS 3. a8 $1.83 sk ag $0126 $132,910 $0.19 $199,365 $332,275 $535,061 $535,061 0.902 $482,504 $1,634,686 $0.826 90.745 $0.14 $28,928 $26,091 $99,618 $126,520 $154,247 kWhygal year 2005 = kWhygal year 2020 = Tubine Generation Installed Costiw 31% Avg. PCE per kwh sold = 2005 667 563 754 346 172 ° BSESESEEEESCOSS s 3 112,724 $1.91 $214,951 $0.174 90.131 $143,067 $0.20 $214,631 $357,718 $572,688 $572,668 0.871 $499,047 $2,333,734 $0.858 90.748 $0.15 $30,872 $26,903 $650 0.13 2008 2007 2008 688,008 708,754 720,805 775.153 796,167 817,382 WT 182 187 ‘500 500 500 $325,000 $325,000 $325,000 $46,273 $46,273 $46,273 100 10.2 10.4 77.515 77,948 78,379 $156 $1.62 $1.68 $120,716 $126,243 $132,021 $0156 = $0159 $0.162 $16,447 $17,400 $18,309 $164,472 $173,990 $183,904 $75,000 $75,000 $75,000 $10.678 $10678 $10,678 $7,500 $7,500 ‘$7,500 $906,586 $414,592 $431,368 oO 0 ° $0 $0 0 $0 $0 $0 $0 $0 0 a $0 90 90 $0 0 0 $0 0 0 $0 0 0 $0 0 0 $0 9 0 $0 0 $308,586 $414,502 $431,388 0.842 0814 0.766 $335,599 $337,271 $339,049 $2,060,332 $3,006,603 $3,345,653 $0.579 $0,585 90.501 $0.488 0.476 $0.465 $0.15 90.16 $0.17 $32,931 $35,111 $37,419 $27,727 $28,563 $20,411 $182,810 $212,221 Est. Year 2001 Fist Cost $/gal $1.28 Fun Irflaction Factor 4.0% Waste Heat Capital Invest per KW General inflation Factor 3.0% Est 2001 Fhed Non Fuel Cost Skwh $0.20 Discount Rate 35% Hot Water Waste Variable Non-Fusl Cost $/kwh Heat Boller = $100 (Le. Turbine O&M) $0.020 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 751,160 72,820 704,783 817,050 630,622 862.407 885.878 900,180 932.047 957,038 081,434 1,008,133 838,705 860,408 882.200 904,202 928,383 048,747 971,201 994,015 1,016,912 1,030,981 1,063,220 1,086,624 192 198 201 208 212 217 222 2 232 237 243 248 ‘500 ‘500 500 500 500 500 500 500 500 600 600 600 $325,000 $225,000 $325,000 $325,000 $325,000 $325,000 $325,000 $225,000 $325,000 $300,000 $300,000 $390,000 $46,273 $46,273 $46,273 $46,273 $46,273 $46,273 $46,273 $46,273 $48,273 «$55,527 $85,527 $55,527 106 10.9 114 13 15 W7 11.0 124 124 126 128 13.0 78813 70,248 «= 79,683 -80,119 80,555 80,901 81,428 81,860 8283 82.728 83,157 83,588 $175 $182 «$180 $1.97 $205 $213 $222 $231 $2.40 $2.49 $2.59 $2.70 $138,062 $144,377 $150,977 $157,675 $165,083 $172,615 $180,484 $188,704 $197,202 $208,281 $215,630 $225,413. $0165 $0168 §=—$0.171«$0.175 $0.178 © $0.182 $0188 «= $0100 $0.14 = $0108 © $0203: $0.207 $19,448 $20,547 $21,700 $22,908 $24,174 $25,501 $26,890 $28,345 $29,667 $31,461 $33,129 $34,874 $194,479 $205,474 $217,001 $220,083 $241,744 $255,007 $268,809 $283,446 $208,674 $314613 $331,292 $348,742 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $78,000 $10,678 $10678 $10,678 $10,678 $10678 $10,678 $10,678 $10678 $10.678 $10678 $10878 $10,678 $7,500 $7,500 $7,500 $7,500 ‘$7,500 —‘$7,500 $7,500 $7,500 $7,500 $7,500 $7,500 ‘$7,500 $448,040 $467,349 $486,629 $508,817 $527,052 $550,074 $573,223 $597,446 $622,784 $885,041 $602,757 $721,735 0 ) ° 0 ° ° 0 ° ° ° 0 0 0 90 0 9 so 90 0 9 0 0 0 %0 0 9 $0 0 0 0 $0 $0 9 90 90 $0 $0 9 $0 ry so $0 so 9 #9 9 $0 $0 0 co $0 #0 90 ci $0 $0 $0 $0 90 $0 #0 $0 0 0 0 $0 0 90 0 9 0 $0 $0 0 $0 90 $0 $0 $0 $0 9 0 9 9 0 $0 $0 $0 so 0 0 ee 90 0 30 90 $0 $0 90 $0 $0 9 90 #0 0 90 9 $0 0 9 0 9 %0 0 %0 0 0 0 *° 30 0 $0 0 0 $0 0 $0 0 0 0 0 30 $448,040 $467,349 $486,629 $508,817 $527,952 $550,074 $573,223 $507,446 $622,784 $085.041 $802,757 $721,735 0759 0734 0709 068 oc862 0630 0818 0507 0577 0587 0.538 0.520 $340,090 $342,909 $344,961 $347,142 $349,300 $351,719 $354,127 $356,610 $950,163 $370,563 $372,053 $375,415 $3,686,583 $4,029,492 $4,374,472 $4,721,615 $5,071,005 $5,422,724 $5,776,851 $6,133,461 $6,492,624 $6,063,188 $7,236,141 $7,611,556 $0508 $0605 $0812 $0620 $0629) $0838) S0EKT | S087) SERS 8S SUB) SOIT $0454 $0444 = $0434 $0425 $0418 © 90.408 «= $0.400 $0302 $0385 $0387 = $0380 = $0373 $017 $018 «= $0.18 $0.19 = $020 $0.20 O21 022 023 23 $0.24 $0.25 $39,862 $42,447 $45,181 $48,073 $51,130 $54,961 $57,776 $61,363 $85,104 $80,218 «$73,487 $77,962 $30,272 $31,145 $32,000 $32,927 $33,837 $34,750 $35,603 $96,600 $37,508 $38,589 «$30,552 $40,547 $242,403 $273,637 $305,667 $338,504 $372,431 $407,190 $442,882 $479,521 $517,119 $555,688 $505,240 $635,787 Year 2001-2002 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) 9 $0 (Diesel Fusi Gal Equvalert) $0 $0 Capital Investment $0 $0 Debt Service @ 5%, 10 Years $0 $0 O8M at 2% of Investment $0 $0 Replacement at 10% of Investment $0 $0 Total Expenses Heat Recovery $0 so District Heating System Capital Investment $0 $0 Debt Service @ 5%, 10 Years $0 $0 O&M at 2% of Investment %0 $0 Replacement @ 5% on Investment 0 $0 Total Expenses District Heating 0 $0 Total Expenses Waste Heat 0 so Waste Heat Sales Net Income: a 90 0 30 @. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $435,049 $466,360 PW Total Expenses $435,049 $450,598 Accumulated PW Total Expenses $435,049 $885,647 ‘Accumuated PW Savings From W. H. Sales $0 so 7. Power Costs & PCE Payments with Waste Heat Offset 7.0. Power Costs ‘Avg. Costhowh $0739 $0.767 PW Avg. Costtkwh $0730 $0,741 7.b PCE Payments PCE Payment $/kwh $0.13 $0.13 PCE Payments. $23,730 $25,362 PWPCE Payments $23,730 $24,505 Accumated PW PCE Payments $23,730 $48,235 ‘Accumuated P.W of PCE Savings $0 so 8. Potential Rate Reduction.kwh 3 3 3 SSESESS SESEESE ss $490,668 $408,445 $1,352,002 S8SSSE SESEEES ss $535,081 $482,504 $1,834,686 90.826 90.745 $0.14 $28,928 $26,091 $99,618 $0 $0 SSESES SESEEES ss $572,668 $499,047 $2,333,734 $0 90.858 90.748 90.149 $30,672 $26,003 $126,520 0 5,316 38522 ‘$50,000 $8,475 $1,000 ‘$5,000 $12,475 $30,000 $3,685 $600 $1,500 $5,985 $18,460 $59,991 $41,530 $357,056 $300,632 $2,634,365 $34,967 $0519 90.437 $0.097 $20,700 $17,429 $143,949 $10,298 ‘$0.060 2007 5,294 36363 $50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 ‘$800 $1,500 $5,065 $18,460 962,134 $43,673 $370,019 $301,743 $2,936,108 $70,496 $0.523 $0.428 $0.101 $22,240 ‘$18,100 $162,049 $20,761 $0,062 5,272 38202 ‘$50,000 $8,475 ‘$1,000 $5,000 $12,475 ‘$30,000 $3,885, $600 $1,500 $5,965 $18,460 $64,347 $45,888 $385,479 $302,963 $3,239,091 $106,562 $0.528 90.415 $0.108 $23,908 $18,790 $180,638 $31,382 $0.063 2009 5,249 38037 $50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,685 ‘$600 $1,500 $5,985 $18,460 $66,631 $48,171 $400,760 $304,348 $3,543,430 $143,143 $0534 $0.405 $0.110 $25,676 $19,498 $200,337 $42,156 $0,084 2010 5,226 37868 ‘$50,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 ‘$600 $1,500 $5,085 $18,460 $68,969 $50,529 $416,821 $305,634 $3,849,274 $160,218 $0539 90.306 90.115 $27,568 $20,228 $220,563 $53,074 $0,085 2011 5,202 37695 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 ‘$600 $1,500 ‘$5,985 $18,460 $71,421 ‘$52,961 $433,680 $307,436 $4,186,710 $217,763 $0546 $0.387 $0.120 $29,584 $20,973 $241,536 964,131 $0.087 5,178 37518 $50,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885, $1,500 $5,985, $18,460 $73,930 $55,469 $451,348 $309,149 $4,465,859 $255,756 $0.552 $0378 $0.125 $31,737 $21,738 $263,274 $0,068 2013 5,183 ‘$50,000 $6,475 ‘$1,000 $5,000 $12,475 ‘$30,000 $3,685 $1,500 $5,985, $18,460 $76,516 $58,056 ‘$460,897 $310,970 $4,776,629 $204,176 $0.560 $0.370 90.131 $34,032 $22,522 $285,798 $86,635 $0,080 2014 $127 37152 ‘$50,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 $600 ‘$1,500 $5,985 $18,460 ‘$79,182 $60,722 $489,352 $312,894 $5,089,722 $333,002 90.567 90.363 $0.136 $36,478 $23,324 $309,120 $98,069 5,101 ‘$50,000 $6,475 ‘$1,000 ‘$8,000 $12,475 $30,000 $3,685 $1,500 $5,085 $18,460 $81,029 $63,469 $500,755 $314,017 $5,404,640 $372,212 90.576 $0.366 90.142 $39,084 $24,145 $333,268 $109,616 $0.072 2016 5,074 36768 $50,000 $8,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 ‘$800 $1,500 $5,985 $18,460 $0.584 $0.349 $0.149 $41,858 $24,985 $358,251 $121,271 5,047 36570 ‘$50,000 $6,475 $1,000 ‘$8,000 $12,475 ‘$30,000 $3,685 $1,500 $5,085 $18,460 ‘$87,673 $60,213 $553,572 $319,248 $6,040,024 $451,700 90.503 90.342 90.185 $44,811 $25,843 $384,004 $133,028 $0.074 §,019 ‘$80,000 $7,770 $1,200 $6,000 $14,970 ‘$30,000 $3,885 $1,500 $5,985 $20,955 $90,673 $69,718 $595,324 $331,717 $6,372,641 $490,547 $0622 $0.47 90.164 $48,686 $27,128 $411,222 $144,468 $0.073 4,990 36159 ‘$60,000 $7,770 $1,200 ‘$6,000 $14,970 $30,000 $3,685 $1,500 $5,085 $20,958 $03,761 $72,605 $619,052 $333,758 $8,706,399 $529,742 $0632 $0.340 90.171 $52,026 ‘$28,000 $430,231 $156,009 90.074 4,981 $80,000 ‘$7,770 $1,200 ‘$8,000 $14,970 ‘$30,000 $3,885 $1,500 $5,965 $20,955 $96,937 $75,962 $645,753 $335,892 $7,042,291 90.642 $0.334 $0.178 $55,575 $28,908 $468,138 $167,648 $0.076 Chefornak MicroTurbine -Diesel Fust Yoar 1. Load Requirements kW) Sales: kWh Generated kW Demand 2, Turbine Generators 100 kw 3. Expenses 3a Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh Gal Gal Fuel Fusl Cost $/Gal Fuol Cost Funi Cost $/kwh 08M Other Non FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh Gal ‘Gai Fust Fusl Cost $/Gat Fuel Cost Fusl Cost$/kwh Variable Non-Fusl Costs $/kwh Variable Non-Fusl Costs Foed Non-Fusl Costs $/kwh Foed Non-Fusl Costs Total Non-FusiCost Total Power Generation Expenses Total Generation Expenses: 3b. Present Worth Expenses: PW Factor PW Total Cost $ Accumuated PW Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs Avg. Costfewh PW Avg. Costhcwh 4b. PCE Payments PCE Payment $/wh PCE Payment PWPCE Payments Accumuated PW PCE Payments Sys Losses 1999 = Sys. Losses 2020 = Load Factor ‘ Avg. Eligible PCE kwh Sold as % of Total = 2001 2002 524,728 553,790 509,939 631,321 1397 144 ° ° BSESESESEERZ 08S BESESEEEEL O08 10.4 10.5 104,155 106,314 $1.63 $1.70 $169,773 $180,223 90.157 $0.161 90.112 $0116 $108,111 $114,458 $0.17 $0.17 $150,166 $171,687 $285,276 $286,146 $435,049 $466,360 $435,049 $466,360 1,000 0.986 $435,049 $450,596 $435,049 $885,647 $0829 $0,842 $0829 $0814 $0.09 §=6$0.09 $28,008 $31,467 $28,608 $30,403 $28,808 $50,211 15.00% 8.00% os kWhygal year 2005 kVMygal year 2020 Tubine Generation Installed Cosvkw 61% Avg. PCE per kwh sold = 2003 563,632 (063,395 151 ° s BSSSESESEES OBE 107 108,462 $1.76 $191,219 90.165 $0.121 $123,378 $0.18 $185,060 $308,449 $499,068 0.934 $466,445 $1,352,002 90.856 90.799 $0.10 $34,324 $32,041 $91,252 2004 614.252 696,152 159 ° SSSESEESEE0OoSS $1,634,686 90.871 90.786 $0.10 $97,369 $33,722 $124,974 2005 645.651 729,586 167 ° BSEBBEEEEEEZ 0088S 5 3 23 $1.91 $214,951 90.174 90.131 $143,067 $214,631 $357,718 $572,668 $572,668 0.871 ($499,047 $2,333,734 $0.887 90.773 $0.10 40.675 $35,446 $160,421 Est. Year 2001 Fusi Cost $/gat Est 2001 Fieed Non-Fusi Cost $wh Variable Non- Fuel Cost $/cwh (Le. Tutine O&M) 814,324 = 850,305 $325,000 $325,000 $46,273 $46,273 3: 8 S8SSSSEEES— SESSSSESSS—0 8 sesseseeesse SSS8S8EEE8— e g g 5 8 sssssssssso 5 a § 8 sessssessso $2,862,714 $2,977,395 $3,307,757 $3,644,198 $3,008,820 $4,335,374 $365,005 $411, 602 Fusl inflaction Factor General inflation Factor Discourt Rate 2015 1,002,464 1,099,369 251 SSEBESESESO i 8 5 0618 $375,109 $5,705,616 $0608 $0.374 90.15 $69,085 $55,035 $619,096 Hot Water Waste Heat Boiler = 8 sseseeeseso SSSESEEESSO $6,177,627 $6,506 654 $676,225 $736,701 Waste Heat Capital invest per KW $100 1,210,071 1,308,877 298 § sssssssssso 0.520 $418,911 $7,802,363 8 3 : Year 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Chese! Fuel Gal Equvalert) Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years S8SSss SEESEES SESESS SESESES 8M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income so so $0 so 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $435,049 $466,360 PW Total Expenses $435,049 $450,508 Accumulated PW Total Expenses $435,049 $885,647 ‘Accumulated PW Savings From W. H. Sales 0 0 7. Power Costs & PCE Payments with Waste Heat Offset 7.0 Power Costs Avg. Costikwh soazo $0842 PWAvg. Costkwh soe29 $0814 7.b PCE Payments PCE Payment $/wh $009 $0.09 PCE Payments $28,808 $31,467 PW PCE Payments $28,808 $30,403 Acoumuiated PW PCE Payments $28,808 $59,211 Accumdated P.W of PCE Savings $0 0 8. Potential Rate Reduction. kwh From Sales of Waste Heat so $0 SSSSSS SESESES ss $499,668 $406,445 $1,352,092 90.856 $0,709 $0.10 $34,324 $32,041 2004 2005 #9 $0 9 $0 rd $0 $0 $0 $0 0 0 $0 cu 0 $0 $0 0 0 $0 $0 #0 #0 90 0 0 0 $0 $0 co 0 $535,061 $572,668 $462,594 $400,047 $1,834,686 $2,333,734 cu 90 $0871 90.687 $0.786 90.773 $0.10 $0.103 $37,389 $40,675 $33,722 $35,446 $91,252 $124,974 $160,421 $0 0 $0 $0,000 2008 5,237 37952 ‘$50,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 $600 $1,500 $5,985 $18,460 $59,565 $41,104 $337,745 $284,372 $2,618,105 $34,609 $0.498 $0.420 $0.049 $20,377 $17,157 $177,578 $20,056 90.061 2007 5,309 ‘38473 ‘$50,000 $6,475 ‘$1,000 ‘$5,000 $12,475 $30,000 $3,685 $600 $1,500 $5,965 $18,460 $62,799 $44,338 $354,703 $288,551 $2,906,657 $70,678 $0.499 $0.408 $0.051 $22,274 $18,120 $198,606 $40,958 $0,062 5,378 ‘$50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885 $1,500 $5,985 $18,460 $66,157 $47,697 $372,693 $292,633 $3,199,590 $108,167 90.501 90.393 90.054 $24,363 $19,149 $214,847 $62,683 $0064 5,444 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,685 $1,500 $5,065 $18,460 $60,643 $51,183 $391,768 $297,512 $3,497,102 $147,036 90.503 90.382 $0.056 $26,658 $20,244 $235,001 2010 §,508 39901 $50,000 $8,475 $1,000 $5,000 $12,475 $30,000 $3,885 $1,500 $5,985 $16,460 $73,262 ‘$54,801 $411,978 $302,281 $3,799,383 $187,246 ‘$0.508 $0.371 $0.059 $29,173 $21,405 $256,496 $108,509 ‘90.067 2011 5,568 40333 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,685 $600 $1,500 $5,085, $18,460 $77,016 $58,555 $433,384 $307,234 $4,106,617 $228,756 90.510 $0.61 $0,062 $31,923 $22,631 $279,127 $132,564 2012 5,622 40741 $50,000 $6,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 $1,500 ‘$5,985 $18,460 $80,908 $62,448 $456,045 $312,368 $4,418,963 $271,530 90.514 $0.352 $0065 $34,926 $23,923 $303,050 $157,352 $0.070 2013 5676 41128 ‘$50,000 96,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 ‘$800 $1,500 ‘$5,065 $18,460 $84,043 $68,483 ‘$480,022 $317,671 $4,736,654 $315,527 $0.519 $0.343 $0.068 $38,196 $328,329 $182,846 $0.072 2014 5,726 41493 ‘$50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 $5,965 $18,460 $89,125 $70,665 $505,382 $323,143 $5,059,797 $360,711 $0.525 90.335 $0.071 $41,758 ‘$26,700 $355,029 $209,082 $0.073 (2015 5,773 41836 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,685 $1,500 $5,985 $18,460 $93,457 $74,996 $532,190 $328,777 ‘$5,368,574 $407,042 $0.531 $0.328 $0.075 $45,625 $26,186 $383.215 $235,881 $0.075 2016 2017 5,818 5,850 42158 42458 $50,000 $50,000 $6,475 $8,475 $1,000 $1,000 $5,000 ‘$5,000 $12,475 $12,475 $30,000 $30,000 $3,885 $3,885 ‘$600 $600 $1,500 $1,500 $5,985 $5,985 $18,460 $18,460 $97,942 $102,585 $79,482 = $84,125 $560,519 $590,442 $334,569 $340,511 $5,723,143 $6,063,654 $454,484 $502,900 90.538 0.545 90.321 $0314 90.078 $0.082 $49,819 = $54,363 $29,737 $31,351 $412,952 $444,303 $263,374 $201,488 $0076 90.078 6,898 $60,000 $7,770 $1,200 $6,000 $14,970 ‘$30,000 $3,885 ‘$1,500 $5,985 $20,955 $107,390 $86,434 $640,287 $356,770 $8,420,424 $551,161 90.569 90.317 ‘$0,089 $60,725 $33,636 $478,139 $319,308 90.077 5,933 $80,000 $7,770 $1,200 ‘$8,000 $14,970 ‘$30,000 $3,885 $1,500 $5,085 $20,085 $112,350 $01,404 $673,633 $962,658 $8,783,062 $600,369 90.577 $0311 ‘$0.083 $66,037 $35,552 $513,601 $347,914 $0.078 5,988 43232 $60,000 $7,770 $1,200 $6,000 $14,970 $30,000 $3,885 ‘$600 $1,500 $5,965 $20,955 $117,497 $96,542 $708,816 $368,695 $7,151,777 $850,586 $0,586 $0.305 $0.097 $71,771 $551,023 $377,014 ‘$0,080 Kipnuk Sys Losses 1009 = 15.00% kWhigel year 2005 = 10 Est. Year 2001 Fuel Cost $/ga! * sz Fuel Inflection Factor 4.0% ‘Waste Heat Capital invest per KW. MicroTurbine -Diesel Fue! Sys. Losses 2020 = 8.00% kWniget year 2020 = 13 General infiation Factor 30% Load Factor . 0s Est 2001 Fixed Non-Fust Cost $/kwh = $0.12 Discount Rate 3.5% Hot Water Waste ‘Avg, Eligible PCE kwh Tubine Generation Installed Costfew = $650 Variable Non-Fuel Cost $/kwh Heat Boiler = $100 Sold 9s % of Total = (61% Ava PCE per kwh sold = O14 (1e Turbine O&M) 30.020 2001 2002 2003 2004 2005 2008 2007 2008 2000 2010 2011 2012 2013 2014 2018 2018 2020 1, Load Requirements kWh Seles 4,481,167 1,520,172 1,577,928 1.627.437 1,677,608 1,728,711 1,780,475 1,832,902 1,886,281 1,040,281 1,005,054 2.050.570 2,108,085 2,163,884 2,221,085 2.280.197 2.521.848 kWh Generated 1,093,408 1.743.258 1,793,678 1.844.429 1,895,709 1.647.881 2,000,067 2.052.051 2,108,325 2.160.180 2.214.510 2.200.307 2324883 2.380.272 2498428 2.403.015 2,723,806 KW Demand 387 308 400 421 433 45 457 40 4e1 493 508 5 531 43, 586 600 22 2, Turbine Generators 100 bow ° ° ° ° o $00 00 500 800 $00 500 500 00 00 800 00 500 600 600 600 3. Expenses 3a Expenses Capital Cost Turbine Generation $0 0 0 $0 $0 $325,000 $325,000 $328,000 $325,000 $328,000 $325,000 $326,000 $325,000 $325,000 $325,000 $390,000 $300,000 $300,000 Debt Service @ 7%, 10 Years $0 $0 $0 $0 $0 $40.273 $48,273 ($46,273 $40,279 $40,273 $46,273 «$40,273 ($48,273 $40,273 $40,273 «$55,527 $95,527 $55,527 kWh (Gal 0 0 0 0 0 100 102 104 100 14 11.3 18 17 124 124 126 128 130 Gal Fue 0 0 0 0 0 104,788 195,811 198,858 108,904 200,020 201,078 202,198 203,194 206,907 208,381 207.413 208,462 200,507 Fuel Cost $/Get $1220 8127 $132 $1.37 $143 $1.48 $1.54 $1.61 $1.74 3181 $1.08 $1.05 32.03 $220 229 $2.38 $247 $257 Fuel Cost $0 30 $0 30 $0 $289,008 $302,271 $316,044 $345,400 $981,216 $377,651 $304.824 $412,708, $451,001 $471,543 $402,004 $515,212 $538,500 Fuel Cost $/kwh 30 $0 0 $0 so $0148 80151 $0154 $0100 = $0183 $0106 = $0170 $0173 $0181 30185 $0186 $0193 30.108 8M $0 $0 %0 $0 $0 $44,328 43711 $40,212 351,587 854.471 $57,404 900.081 $43,078 $71,000 © $74,806 $78,881 $83,050 $87,411 Other Non-FusiCost $0 30 %0 $0 $0 $247,055 $202.283 $27,274 $300,524 $326,828 © $344,063 $363,983 $383,008 $420,533 $449,378 $473,285 $498,300 $524,400 Replace at 10% of Cost $0 $0 0 $0 $0 $32800 $32,500 $32,500 $92,500 $3200 $32,600 $32.500 $92,500 $32.600 $32,800 $39,000 $39,000 $39,000 Eneray Storay System 30 $0 %0 $0 $0 875.000 $75,000 $75,000 $75,000 $75,000 $75,000 $78,000 $75,000 $75,000 $78,000 $75,000 $75,000 $75,000 Debt Service €@ 7%, 10 Years 0 0 %0 0 $0 $10678 = $10,678 «810.678 $10,678 $10,678 = $10,678 =—«810878 = $10,678 $10,678 © $10,678 = $10.678 «$10,678 $10.678 Replace and O&M 10% of Cost 0 30 %0 30 $0 $7,800 $7,500 $7,800 $7,500 $7,500 $7,600 $7,500 $7,500 $7,900 $7,600 $7,500 $7,500 Total Expense Turbine Generation 30 30 %0 $0 $0 $075,390 $705,108 $738,481 $003,551 $830,487 $877,058 $016,300 $057,561 $1,045,064 $1,002,768 $1,157,778 $1,209.268 kWh /Get 15 18 17 Ww? 118 ° ° 0 ° ° ° ° 0 ° ° ° ° 0 ° Gal Fuel 147,258 150,554 = 183,851 157,140 100,448, 0 $0 %0 $0 0 $0 $0 $0 0 ” 0 $0 ” %0 Fuel Cost $/Gel $1200 $1.27 $1.32 $1.37 $1.43 %0 0 $0 $0 0 0 %0 $0 $0 0 0 $0 0 % $170,055 $101,023, 5 $220,993, $0 $0 $0 $0 $0 $0 90 $0 0 #0 % 30 %0 % $0108 = $0.110 $0.121 $0 0 0 $0 0 0 0 $0 0 ~ 0 $0 0 0 $0048 $0050 $0.080 0 $0 $0 $0 %0 $0 $0 $0 30 » Pt 0 $0 ” $71,006 $78,336 $94,208 0 $0 $0 $0 0 $0 30 $0 $0 %0 30 $0 $0 % $007 $007 $0.08 % $0 $0 $0 $0 $0 30 $0 $0 %” %0 $0 0 % $108,644 $114,504 $141,312 0 %0 0 $0 $0 %0 $0 $0 30 %0 $0 90 $0 ” $17,740 $190,841 $235,520 $0 $0 $0 $0 $0 $0 80 $0 x %” 0 0 $0 ” $957,305 $381,863 $404.514 0 %0 % 0 0 % %0 $0 so %” 0 $0 0 % $957,905 $981,083 $404,514 $675,330 $705,108 $736,481 $903,561 $830,467 $877,059 $016,309 $957,561 $1,000,623 $1,045,064 $1,002,768 $1,157,776 $1,200,208 $1,283,004 4.000 0.9068 0034 0002 a7 0.842 oan 0.786 0.750 ore 0.700 oes 0082 0630 ose 0.807 osr7 oss? 0.538 0820 $957,305 $368,050 $380,702 $302,050 $404,797 $568,610 $573,077 $578,007 $584,173 $580,501 $505,114 $000,738 $808,457 $812,209 $618,167 $624,147 $630,208 $845,117 $851,023 $057,008 $957,305 $726,345 $1,107,048 $1,499,006 $1,904,403 $2,473,103 $3,046,780 $3,625,047 $4,209,821 $4,709,411 $5,304,525 $5,005,263 $6,001,720 $7,213,089 $7,832,158 $8,456,903 $0,008,508 $0,731,625 $10,982,648 $11,090,654 4, Power Coste & PCE Payments 4.0 Power Costs ‘Ava. Costfiwh $0241 $0250 90.258 $0207 soz 30.901 90.396 30.402 $0,408 s0414 $0421 90.428 $0495 $0.43 $0450 $0450 30.467 $0483 $0.402 $0,601 PW Ava Costiewh $0241 = $0241 $0241 $0241 $0241 80.329 90322 $0316 $0.310 $0.04 $0,298 $0293 90.288 30.263 $0278 $0274 $0200 30.200 30.205 $0201 4 PCE Payments: PCE Payment $/ewh $0.14 $0.14 $0.15 $0.16 $0.16 $0.17 $0.17 $0.18 $0.18 30.19 $0.20 $0.20 $021 90.22 30.23 $0.23 3024 $0.25 $0.28 PCE Payment $126,492 $135,162 $144,963 $154,003 $164,412 $175,340 $188,011 $190,150 $212.120 $725,832 $240,334 © $255.000 $271,880 $289,012 $307,115 $328,290 $340,498 «$367,763 $300,277 PW PCE Payments $126.402 $130,501 $134,755 $198,983 $143,275 $147,632 $182,063 $158,538 $161,087 $185,700 $170,378 $175.110 $179,025 «$184,706 $180,790 $104,729 $190. 702 $204,919 $210,110 Accumulated PW PCE $128.402 $257,083 $301,038 $590,821 $874,007 $821,728 $073,781 $1,130,319 $1,201,405 $1,487,105 $1,627,483 $1,802,002 $1,982,528 $2,167,323 $2,357,054 $2,551,782 $2,751,574 $2,956,409 $3,108,003 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fue! Gal Equivelent) Capital investment Debt Service € 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment’ Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement 5% on Investment ‘Total Expenses District Heating ‘Total Expenses Waste Heat Waste Heat Soles Net Income 6. Total Generation Expenses Minus Net income from Waste Heat Sales Total Expenses PW Total Expenses Accumulated PW Total Expenses ‘Accumulated PW Savings From WH Sales 7. Power Costs & PCE Payments with Waste Heat Offeet 7 @ Power Costs ‘Ava. Costiiewh PW Ava Costfiwh 7.» PCE Payments PCE Payment Sieh PCE Payments PW PCE Payments ‘Accumulated PW PCE Payments Accumulated P W of PCE Savings 8. Potential Rate Reduction. kwh From Sates of Waste Heat 3 Ssesess sesssss $357,305 $357,305 $0241 $0241 $o14 $126,402 $126,402 $126,462 $0 3 ssssss ssssess $381,063 $728,345 30.250 $0241 so14 $135,162 $130,501 $257,083 $0 Sssses ssssess 3 ss $407,817 $380,702 $1,107,048 $0256 $0241 $0.15 $144,353 $134,755, $301,638 3 essess sessess $435,338 $1,499,606 $0267 $0241 $0.16 $154,093 $136,983 $530,621 3 esesss sesssss ss $404,514 $404,797 $1,904,493 $0277 $0241 $0,161 $164,412 $143,275 $674,097 $0,000 $550,121 $463,187 $2,367,681 $105,422 $0318 30.268 $0,097 $102,762 $86,540 $760,836 $61,092 $0072 2007 13,300 96374 $50,000 96.475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 $800 $1,600 $5,985 $18,460 $148,771 $130,310 $574,885 $487,670 $2,835,350 $211,430 $0323 $0263 $0103 $111,397 $90,621 $851,257 $122,624 $0.073 2008 13,241 95048 $80,000 90.475 $1,000 35,000 $12,475 $30,000 $3,885 $800 $1,600 $5,965 $18,460 $184,030 $135,578 ‘$600,902 $472,304 $3,307,054 $317,003 90.328 90.258 $0.108 $120,892 $04,784 $046,041 $184,277 $0074 13,181 95515 $60,000 36.475 $1,000 $5,000 $12,478 $150,477 $141,018 $628,220 $477,084 $3,784,738 $425,083 90.333 $0.253 $0.113 $130,401 $09,028 $1,045,070 $240,335 $0.075 2010 2011 13,120 13,058 95073 94621 $50,000 $50,000 96.475 38.475 $1,000 $1,000 $5,000 35,000 $12,475 $12,475 $105,088 $170,877 $146,628 $152,416 $056,024 $687,050 $482,005 $487,063 $4,208,743 $4,753,008 $532,068 $640,719 90.330 $0344 90.248 $0,244 $0110 $0.125 $140,861 $152,009 $103,354 $107,762 $1,148,424 $1,256,106 $308,681 $371,208 $0076 30.078 2012 2013 12,920 ‘$50,000 $0.475 $1,000 $5,000 $5,000 $12.475 $12,475 $30,000 $30,000 $3,885 $1,500 $5,085 $18,480 $176,848 $183,001 $158,386 $164,541 $761,858 $492,252 _ $407,567 $5,246,058 $5,743,625, $749,204 $858,005 $0.350 90.357 $0240 90.236 $0131 90.137 $163,884 $176,628 $192,252 $116,624 $1,368,438 $1,485,262 $434,164 $407,260 $0077 $0078 2014 12,863 $60,000 96.475 $1,000 $12,475 $30,000 $1,500 $5,085 $18,480 $189,344 $170,864 $786,677 ‘$503,005 $8,248,630 $067,358 30.364 $0.232 30.144 $180,085 $121,477 ‘$1,608,730 $500,584 $0.070 2015 12,705 2718 $50,000 $6,475 $1,000 ‘$5,000 $12,476 $1,500 $5,965 $18,460 $198,880 $177,420 $823,203 $508,560 $8,755,190 $1,076,908 90.371 $0229 30.151 $204,300 $126,213 $1,732,052 $624,101 2016 $202,013 $164,152 $261,512 $514,228 $7,260,419 $1,196,064 90.378 928 90.158 $210,622 $131,031 $1,063,063 $687,709 $0,081 2017 12,085 91703 $50,000 $0,475 $1,000 $5,000 $12,478 $30,000 $3,685, $1,600 $6,085 $18,460 $200,545 $191,085 $901,683 $520,008 $7,780,424 $1,207,064 $0385 $0222 $0.165 $236,702 $136,931 $1,000,014 $751,660 $0082 $216,682 $195,728 $062,040 $536,058 $8,325,482 $1,408,143 80.401 $0223 $0.174 $2,141,633 $814,800 2010 12,600 90844 ‘$60,000 $7,770 $1,200 $8,000 $14,970 $30,000 $3,685, ‘$000 $1,600 $5,085 $20,055 $224,028 $203,071 $1,008,197 $541,008 $8,067,180 $1,515,400 12.433 ‘$80,000 $7,770 $1,200 $14,970 ‘$30,000 $3,685 $1,500 $5,085 $20,085 $231,582 $210,627 $1,052,467 $547,447 $0,414,628, $1,625,027 90417 90217 30.190 $201,983 $181,877 $2,440,266 $041,703 $0,084 Kongiganak MicroTurbine -Diesel Fusi Yeer 1, Load Requirements kWh Sales kWh Generated kW Demand 2, Turbine Generators 100 kw 3. Expenses. 3a Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh Gal Gel Fuel Fuel Cost $/Gal Fusl Cost Fusi Cost $/kwh O&M Other Non-FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh /Gal Gal Ful Funl Cost $/Gal Fuel Cost Fuel Cost$/iwh Variable Non-Fusl Costs $/kwh Variable Non-Fuel Coste Foeed Non-Fuel Costs $/kwh Foed Non-Fuel Costs Total Non FueiCost Total Power Generation Expenses Total Generation Expenses 3.b. Present Worth Expenses PW Factor PW Total Cost $ ‘Accumulated PW Total Costs 4. Power Costs & PCE Payments 4.8 Power Costs ‘Avg. Costxwh PW Avg. Costiwh 4b. PCE Payments PCE Payment $/kwh PCE Payment PWPCE Payments ‘Accumulated PW PCE Payments 55% Avg. PCE per kwh sold = Sys Losses 1999= 15.00% Sys. Losses 2020= 8.00% Load Factor . os Avg. Eligible PCE kwh Sold a8 % of Total = 2001-2002 203 700,023 729,387 750,348 800,360 631,501 663,128 1863 190 197 ° 0 ° co 0 9 0 $0 $0 0 ° 0 ° 0 ° $144 $150 $1.56 0 $0 $0 0 $0 90 so $0 $0 0 90 9 $0 $0 $0 0 #0 co 90 0 $0 co $0 $0 Cu 0 2 104 108 107 104,155 108,314 108,462 $1.63 $1.70 $1.78 $169,773 $180,223 $191,210 $0.157 $0161 —$0.165 $0112 $0116 $0121 $106,111 $114,458 $123,379 $0.17 $0.17 $0.18 $150,168 $171,687 $185,080 $265,278 $286,146 $308,449 $435,049 $466,369 $499,668 1.000 0966 0.934 $435,049 $450,506 $408,445 $435,049 $885,647 $1,352,092 $0621 $0639 © $0,658 $0621 $0618 $0614 $010 $010 = $0.11 $38,501 $41,520 $44,739 $38,501 $40,116 $41,764 $38,501 $78,618 $120,382 2004 789,907 895,228 204 ° BSESESESESR OSS 0.902 $482,504 2005, 821,083 927,801 212 ° BSEBEESEBB OSS 0.871 $499,047 $1,634,686 $2,333,734 90677 $0611 $0.11 $48,168 $43,445 $163,627 $0697 ‘0.608 $0.11 $51,820 $45,158 $208,985 kWhgal year 2005, kWhygal year 2020 = Tubine Generation Instaled Cost/kw 2008 852,816 960,639 219 ‘$325,000 $46,273 100 98,084 $1.75 $168,337 $0.175 $20,387 $173,200 ‘$32,500 ‘$75,000 $10,678 $7,500 $458,968 SEBEEEEEBEBO 5 3 5 0.842 $386,437 10 13 $650 O14 2007 885,167 994,338 27 $325,000 $46,273 10.2 97,348 $1.82 $177,373 $0.178 $21,731 $184,712 ‘$32,500 ‘$75,000 $10,678 $7,500 $480,767 4 sesssesesse 0814 $391,104 $2,720,170 $3,111,274 $0.538 $0.453 $0.12 $55,708 $46,905 $255,890 $0.543 90.442 $0.12 $59,845 $48,684 $304,574 Est Year 2001 Fuel Cost $/gal $1.44 Fusl Inflaction Factor 4.0% General Irflation Factor 3.0% Est 2001 Foed NonFusl Cost $wh $0.17 Discount Rate 35% Variable Nor-Fuel Cost $/kwh (Le. Turbine O&M) $0.020 2008 2009 2010 2011 2012 2013 2014 2015 2016 918,115 951,661 985,803 1,020,543 1,055,881 1,091,816 1,128,348 1,185,477 1,203,204 1,028,280 1,062,688 1,097,527 1,192,803 1,168,508 1,204,637 1,241,183 1,278,140 1,315,503 235 243 251 250 287 275 283 292 300 00 500 500 500 500 500 $00 500 500 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $46,273 $46,273 $46,273 $46,273 $46,273 $46,273 $48,273 $46,273 $46,273 104 108 10.9 Wt 113 15 11.7 11.9 124 98,603 69,850 101,088 102,318 103,530 104,751 105,955 107,149 108,338 $1.80 ($1.97 $2.05 $2.13 $222 $231 $2.40 $2.49 $2.50 $108,847 $196,778 $207,187 $218,005 $229,526 $241,502 $254,048 $287,180 $280,953 0.182 90.185 $0.189 $0.193 90.196 ‘$0.200 $0.205 $0209 90.214 $23,147 $24,690 $26,210 $27,064 $29,605 $31,496 $33,381 $35,385 $37,512 $198,749 $209,431 $222,788 $236,845 $251,699 $267,202 $283,568 $300,772 $318,851 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $78,000 $75,000 $75,000 $10,678 $10,678 + $10,678 $10,678 $10,678 + $10,678 $10,678 + $10,678 + $10,678 ‘$7,500 ‘$7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $503,694 $527,709 $553,134 $579,755 $607,721 $637,091 $667,928 $700,207 $734,267 ° 0 ° 0 ° ° 0 ° 0 2 so $0 0 so 0 co #0 $0 #0 0 0 $0 $0 0 #9 90 $0 cd 0 $0 0 $0 90 #» 0 $0 0 90 co 0 #0 0 9 90 $0 #2 0 $0 90 $0 %” #9 0 #0 $0 0 $0 0 90 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 90 $0 $0 0 co 0 0 0 90 2 90 #9 9 a 2 co $0 0 0 0 a 2 0 2 0 0 0 #0 0 0 $503,604 $527,700 $553,134 $579,755 $607,721 $637,091 $667,928 $700,287 $734,267 078 8 §=—0.780 O74 0709 «©9068 «= «e280 0618 = 0.587 $305,809 $400,817 $405,851 $410,000 $416,256 $421,616 $427,078 $432,631 $438,277 $3,507,173 $3,907,000 $4,313,841 $4,724,841 $5,141,007 $5,562,713 $5,989,789 $6,422,419 $6,860,696 90.549 90.555 90.561 90.568 $0576 90.584 90.562 $0601 $0610 $0431 $0421 $0412, $0403 $0.904 90.388 $0378 «= 0.371 80.364 $0.13 $0.13 $0.14 $0.14 $0.15 $0.15 $0.16 $016 = $0.17 $04,245 = $68,924 $73,805 = $79,177 $84,785 = $90,739 $97,058 $103,780 $110,868 $50,406 $52,341 $54,219 $56,130 $58,073 $60,050 $62,059 $64,101 $66,176 $955,070 $407,412 $461,631 $517,761 $575,834 $635,884 $807,943 $762,045 $828,221 ‘Waste Heat Capital Invest per KW Hot Water Waste Heat Boller = $100 2017 2018 2019 2020 1,241,528 1,280,449 1,319,968 1,380,084 1,353,206 1,301,421 1,429,965 1,468,891 309 318 328 335 500 600 600 600 $325,000 $390,000 $390,000 $390,000 $46,273 $55,527 $55,827 $55,527 124 126 128 130 100,513 110681 111,841 «112,982 $270 $280 $2.92 $3.03 $295,368 $310.458 $228,250 $342,801 $0218 $0223 $0228) $0233 $390,748 $42,003 $44,557 $47,143 $397,844 $357,700 $378,733 $400,714 $32,500 $30,000 $39,000 $39,000 $75,000 $75,000 $75,000 -—«$75,000 $10678 $10,678 —-$10878 $10,678 $7,500 $7,500 $7,500 «$7,500 $769,007 $823,047 $862,254 $903,363 ° ° ° ° % 90 0 $0 $0 90 0 0 $0 so 0 $0 0 $0 90 $0 #0 $0 $0 0 #0 90 $0 $0 #9 9 0 $0 #0 9 90 0 9 9 0 0 #0 #0 0 0 $760,007 $823,047 $862,254 $903,363 0577 (0.887 0.538 0.520 $444,010 $458,005 $484,204 $460,880 $7,304,708 $7,763,311 $8,227,516 $8,697,405 $0620 $0643 «= $0853 $0664 $0358 © $0358 = $0362 $0.45 $017 $0.18 $0.19 $0.19 $118,404 $126,389 © $134,850 $143,812 $68,284 $70425 $72,508 $74,805 $008,505 $986,929 $1,000,528 $1,114,332 Year 2001-2002 2003 2004 2005 2008 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) $0 0 0 so so 6589 6612 6 632 6650 896,688 6,680 6691 6700 6,707 6712 6715 «=a 716 714 6711 6,708 (Diese! Fuel Gal Equivatert) $0 $0 #9 $0 $0 47750« «47012, 48059 48189 «4800448402 48485 = 48552 ABO 4864048880 4888S BESS. 48631 48591 Capital Investment 2 2 * 2 $0 $50,000 $50,000 $50,000 $50,000 $50,000 $80,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $60,000 ‘$80,000 ‘$80,000 Debt Service @ 5%, 10 Years 2 #9 #0 $0 2 $6,475 $6,475 6475 $6,475 $6,475 $6,475 $8,475 $6,475 $8,475 $6,475 $6,475 $6,475 $7,770 $7,770 $7,770 O8M at 2% of Investment $0 so $0 so $0 $1,000 $1,000 $1,000 $1,000 $4,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,200 $1,200 $1,200 Replacement at 10% of investment 2 0 #0 $0 9% ‘$5,000 ‘$5,000 ‘$5,000 $5,000 $5,000 ‘$5,000 ‘$5,000 ‘$5,000 ‘$5,000 ‘$5,000 ‘$5,000 ‘$5,000 ‘$6,000 ‘$6,000 ‘$6,000 Total Expenses Heat Recovery $0 $0 0 so $0 $12,475 $12.475 $12,475 $12,475 $12,475 $12,475 $12475 $12,475 $12,475 $12,475 $12,475 $12475 $14,970 $14,970 $14,970 District Heating System Capital Investment #0 0 #0 $0 $0 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 ‘$30,000 $30,000 Debt Service @ 5%, 10 Years #0 0 0 $0 » $3,685 $3,885 $3,885, $3,885 $3,885 $3,885 $3,685, $3,685 $3,685 $3,885 $3,885 $3,885 $3,685 $3,685 $3,685 08M at 2% of Investment #0 $0 9 so rs) $600 $600 $600 $600 $00 $600 $600 $600 $800 $600 ‘600 ‘$600 $600 $600 $600 Replacement @ 5% on Investment #0 30 9 x0 $0 © $1500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 Total Expenses District Heating 2” 0 ss 0 * $5,985 $5,985 $5,985 $5,085 $5,985 $5,065 $5,985 $5,985 $5,985 $5,085 $5,965 $5,965 $5,985 $5,985 $5,985 Total Expenses Waste Heat #0 so 9 0 $0 $18,460 $18,460 «$18,480 $18,460 $18,460 $18,460 $18,460 $18,460 $18,480 $18,460 $18,480 $18,460 $20,955 $20,955 $20,955 Waste Heat Saies Net Income re) $0 $0 #0 $0 $83,656 $87,200 $01,089 $04,089 $99,002 $103,172 $107,482 $111,036 $116,537 $121,288 $126,193 $131,255 $136.478 $141,885 $147,419 #0 0 $0 #0 $0 $85,198 $88,839 $72,608) $78,508 | $80,542 $84,712 $89,022 $03,478 $08,077 $102,628 $107,733 $112,705 $115,523 $120,910 $128,464 4. Total Generation Expenses Minus. Net Income from Waste Heat Sales Total Expenses $435,049 $466,369 $499,668 $535,051 $572,668 $393,770 $411,028 $431,086 $451,201 $472,502 $405,044 $518,609 $543,615 $569,851 $507,409 $628,534 $857,112 $707,524 $741,345 $776,899 PW Total Expenses $435,049 $450,508 $468,445 $482,504 $400,047 $331,543 $335,104 $338,830 $342,715 $346,756 $350,046 $355,281 $350,755 $364,365 $300,105 $373,972 $378,961 $304,235 $300,111 $404,108 Accumulated PW Total Expenses $435,049 $885,647 $1,352,002 $1,834,686 $2,333,734 $2,685,277 $3,000,381 $3,339,210 $3,681,926 $4,028,681 $4,370,627 $4,734,908 $5,004,663 $5,459,028 $5,828,134 $6,202,108 $6,581,088 $6,975,302 $7,374,413 $7,778,521 Acoumuated PW Savings From W. H. Sales #2 0 $0 0 $0 $54,893 $110,804 $167,963 $226,084 $285,160 $345,214 $408,189 $468,050 $530,760 $504,288 $658,500 $723,640 $788,010 $853,103 $918,684 7. Power Costs & PCE Payments with Waste Heat Offset 7.0. Power Costs ‘Avg. Costiewh $oe21 $0630 $0858 «= $0677 $0807) $0482 80.485 = $0470 $0474 «= $0479 $0485 $0491 $0408 $0505 «= $0513 $0821 $0829 $0553 $0.562 sos71 PW Avg. Costhkwh $0621 $0618 $0614 $0611 $0608 $0389 $0379 $0389 $090 $0352 $0344 803% = $0330 023 0317) 80311 0305 80.308 $0202 $0297 7.b PCE Payments PCE Payment S/n $0.10 $0.10 $0.11 $0.11 $0115 $004 $0049 $0052 $0055 $0059 $0082 $0088 $0070 $0074 $0078 $0082 $0087 $000 $0.099 $0.104 PCE Paymerts $38,501 $41,520 $44,730 $48,168 $51,820 $21,643 $23,877 $28,308) $28.48 «= $31,812 $34,915 $38,272 $41,808 945.813 $50,003 $54,578 9 $50,468 = $08,029 $71,675 $77,735 PW PCE Payments $38,501 $40,116 $41,764 $43,445 $45,158 $18,223 $19,424 $20677 $21,083 $23,342 $24,782 $28.214 $27,728 = $29.203 | $90.909 S577 $4,205 $36,791 $36,587 $40,434 Accumulated PW PCE Payments $38,501 $78,618 $120,382 $163,827 $208,085 $227,208 $246,632 $267,310 $289,203 $312,635 $337,367 $363,000 $301,328 $420,621 $451,530 $484,107 $518,403 $555,104 $560,782 $834,216 Accumated PW of PCE Savings Es) 0 0 $0 $0 $28,682 $57,042 $87,761 $118,110 $148,008 $180,374 $212,234 $244,556 $277,322 $310,514 $344,113 $378,102 $411,735 $445,748 $480,117 8. Potential Rate Reduction kwh From Sales of Waste Heat oo 0 #0 0 $0,000 $0.076 0.078 0.079 $0.080 $0.082 $0.063 $0.084 90.088 90.087 $0.088 $0,090 90.091 $0.080 $0.092 $0.093 Kotitk MicroTurbine -Diesel Fue! Year 1. Load Requirements kWh Sales kWh Generated KW Demand 2, Turbine Generators 100 kw 3. Expenses 3a Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost $/kwh O8M Other Non-FuelCost Repiace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh /Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fue! Cost$/ewh Variable Non-Fuel Costa $/kwh \Varlable Non-Fuel Costs Ftced Non-Fuel Costs $/kwh, Fired Non-Fuel Coste: Total Non-FuelCost Total Power Generation Expenses Total Generation Expenses 3.b, Present Worth Expenses PW Factor PW Total Cost $ ‘Accumulated PW Total Coste 4, Power Costs & PCE Payments a Power Costs, ‘Sys Losses 1999 = ‘Sys. Losses 2020 = Load Factor . ‘Avg. Eligible PCE kwh Sobd a8 % of Total = 2001 2002 1,317,806 1,967,861 1,506,794 1,559,362 344 356 ° 0 $0 $0 $0 30 0 0 0 0 312000 $1.25 $0 $0 $0 $0 $0 $0 $0 $0 30 30 $0 30 30 $0 30 $0 $0 30 10.3 10.4 148,291 149,334 $120 $1.25 $175,549 $186,360 $0117 $0.120 $0.068 —_$0.070 $80,617 $96,735 $0.10 $0.11 $134,425 $145,103 $224,042 $241,838 $399,591 $428,207 $399,501 $428,207 1.000 0.988 $390,501 $413,727 $309,501 $819,318 $0303 $0313 30,303 $0.302 $0.12 $0.12 $64,840 $69,654 $64,840 $67,299 $64,840 $132,199 15.00% kWhigal year 2005 = 10 8.00% kWhvgal year 2020 = 13 os Tubine Generation Installed Cost/ew = $650 41% Aug. PCE per kwh sold 0.12 2003 2004 2005 2006 2007 1,418,735, 1,470,518 1,523,211 1,576,813 1,631,324 1,612,629 1,666,587 1,721,228 1,776,543 1,832,521 368 380 393 406 418 ° ° ° 500 500 $0 so $0 $0 so $0 0 0 0 o 0 9 $1.30 $1.35 $140 $0 $0 $0 $0 $0 $0 $0 $0 so $0 $0 30 $0 $0 $0 $0 $0 30 30 30 30 $0 so 30 $0 $0 $0 10.6 10.7 10.9 0 ° 152,962 185,374 188,370 $0 30 $1.30 $1.35 $1.40 30 30 $197,753 $200,729 $222,324 30 30 $0123 $0128 = $0.129 $0 30 $0070 —-$0.080 30.080 $0 $0 $104,346 $112,481 $121,172 $0 $0 90.11 $0.11 80 30 $156,519 $168,722 s0 0 $260,866 $281,203 $0 30 $458,619 $490,932 $528,254 30 30 $458, $490,032 $525,254 $714,423 $749,825 0.934 0.902 0.871 0.842 ot $428,128 $442,793 $457,729 $601,525 $600,983 91,241,443 $1,884,236 $2,141,964 $2,743,489 $3,353,472 $0.323 $0.34 $0.460 $0,302 $0,301 30.374 $0.13 $0.13 $0.15 $74,773 $80,215 398,681 $69,002 $72,349 380,281 ($201,941 $274,290 $507,073 2008 1,686,744 1,889,153 431 SSSESSsssse 3 8 0.786 $618,575 $3,972,047 $0.467 $0.367 $0.15 $105,584 $62,988 $590,061 Est, Year 2001 Fuel Cost Sigal Est. 2001 Fixed Non-Fuel Cost $/kwh = Variable Non-Fuel Cost $/kwh (Le. Turbine O&M) 2009 2010 2011 1,743,074 1,800,313 1,858,462 1,946,433 2,004,348 2,062,893 444 458 47 ‘500 500 500 $325,000 $325,000 $325,000 $46,273 © $48,273 «$46,273 106 109 WA 162,686 = 184,611 186,328 $1.64 si.7t $1.78 $300,351 $315,311 $330,969 30.154 $0.157 0.160 $45,129 $47,808 $50,742 $383,506 $406,860 $431,307 $32,500 $32,500 ‘$32,500 $78,000 $75,000 ‘$75,000 910,678 = $10,678 «$10,678 $7,500 $7,500 $7,500 $626,027 $868,988 $909,969 0 ° 0 $0 so 30 $0 so 30 so so 30 $0 $0 30 $0 so $0 $0 $0 $0 $0 $0 $0 $0 $0 30 $0 $0 $0 so $0 co) $826,027 $886,988 © $909,969 0.759 0.734 0.709 $627,295 $636,136 $645,094 $4,500,342 $5,235,478 $5,680,572 30.474 $0.482 $0.490 $0.360 $0.353 $0347 $0.16 $0.16 $0.17 $112,029 $120,719 $128,980 $95,759 $88,575 $91,436 $675,820 $764,305 $855,632 $1.20 $0.17 $0.020 2012 1,017,520 2,122,055 484 $325,000 $46,273 11.3 188,030 $1.85 $347,357 $0.498 $0.341 $0.18 $137,736 $94,342 $950,174 2013 1,977,487 2,181,827 498 $7,108,071 $0.507 90.335 $0.18 $147,015 $97,292 $1,047,406 $0.516 $0.330 $0.19 $156,645 $100,288 $1,147,753 Fuel Inflaction Factor General inflation Factor Discount Rate 2014 2015 2,038,364 2,100,149 2,242,200 2,303,163 512 826 500 500 $1,103,915 ° $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $1,103,915 0.618 $681,978 $8,552,659 90.526 $0.325 $0.19 $167,255, $103,327 $1,251,061 2,162,845 2,984,711 540 $328,000 $46,273 124 194,741 $2.16 $420,861 $0.178 $67,430 $573,157 $32,500 $75,000 #23 333 o.s97 $691,437 39,244,097 $0.538 $0.320 $178,277 $108,412 $1,387,493 2017 2,226,449 2,426,829 554 500 ‘$328,000 $46,273 124 196,391 SSsssssssse $4,215,492 0s7 $700,961 $9,048,078 90.546 $0.315 $0.21 $189,943 $109,541 $1,467,034 Waste Heat Capital invest per KW Hot Water Waste Heat Boller = $100 2018 2019 2020 2,200,063 2,386,986 2,422,719 2.489.513 2,852,752 2,616,537 568 583 597 800 600 600 $390,000 $390,000 $390,000 $55,527 ; $55,527 126 13.0 198,029 199,657 201,272 $2.53 $508,860 $0.194 $83,975 $713,791 $39,000 $75,000 $10,678 $7,500 $1,419,332 ° 0 ° $0 $o 30 30 $0 so $0 $o $0 $0 $o 50 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 30 $0 $0 $0 so so $0 $1,201,062 $1,353,716 $1,419,332 0.887 0.538 0.520 $719,385 $728,788 «$738,274 $10,664,462 $11,393,251 $12,131,524 30.564 $0.574 30.586 $0.314 $0.309 $0.305 $0.22 30.22 $0.23 $202,288 = $215,347 $229,158 $112,715 $115,934 $119,198 $1,579,749 $1,695,684 $1,814,881 Your 5. Weste Heat Recovery Avaitable Waste Heat For Sale (1,000,000 Btu) (Dlevel Fuel Gal Equivalent) Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of investment Replacement at 10% of Investment Total Expenses Heal Recovery District Heating System Capital Investmentt Debt Service @ 5%, 10 Years ‘08M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales. Net Income 6. Total Generation Expenses Minus Net income from Waste Heat Sales Total Expenses PW Total Expenses ‘Accumulated PW Total Expenses ‘Accumulated PW Savings From W.H. Sales 7. Power Costa & PCE Payments with Waste Heat Ofteet 7.8. Power Costs ‘Avg. Costikwh PW Avg. Costikwh 7.b PCE Payments PCE Payment S/kwh PCE Payments PW PCE Payments ‘Accumulated PW PCE Payments ‘Accumulated P.W of PCE Savings 8. Potential Rate Reduction. kwh From Sales of Waste Heat 3 sssssss $0 $0 $0 $0 $0 $0 $0.12 $0 $0 $0 $0 $0 $0 $428,207 $413,727 $813,318 $0 $0.313 $0,302 $0.12 369,654 367,299 $132,139 sees sessss $458,619 $428,126 $1,241,443 $0 $0 so $0 $0 $0 $0 so 30 $0 $0 so $0 $0 $0 so $490,932 $442,793 $1,684,236 so 3 $525,254 $457,729 $2,141,964 $0 2006 12,184 88286 $50,000 $6,475 $1,000 $5,000 $12.475 $30,000 $3,885 3600 $1,500 $5,985 $18,460 $128,007 $110,436 $603,986 $508,540 $2,650,505 392,984 $0.383 $0.323 30.076 $49,125, $41,362 $390,504 $96,217 $0,070 2007 12,185 88300 $50,000 $6475 $1,000 $5,000 $12,475 $30,000 $3,885 3600 $1,500 $5,985 318,460 $134,074 $115,613 $634,212 $0.380 $0.316 $0.080 $53,630 $43,628 $434,222 $72,851 so.o7t 12,184 88293 $50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,985 $18,460 $199,425 $120,965 $0.395 $0.310 $0,085 $58,468 $45,955 $480,178 $109,883 $0.072 2000 12,180 88264 ‘$50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,685 $600 $1,500 $5,985 318,460 $144,955, $126,404 $699,533 $531,233 $4,221,168 $378,174 $0,401 $0,305 $0.0869 $63,650 $48,343 $528,521 $147,200 30.073 2010 12,174 88214 $80,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,685 $600 $1,500 $5,985 $18,460 $150,668 $132,207 $734,781 $530,132 $4,760,299 $478,179 $0.408 30.290 $0,004 $69,224 $50,792 $579,313 $185,082 $0.073 2011 12,164 88143 $50,000 $8,475 $1,000 $5,000 $12,475 $30,000 $3,885 $600 $1,500 35,985 $18,480 $158,568 $138,108 $771,061 $547,187 $5,307,486 $573,086 $0.415 $0,204 $0.099 $75,187 $53,302 $632,615 $223,217 $0.074 12,151 88051 $50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,085 $600 $1,500 $5,985 $18,460 $162,660 $144,200 $810,858 $858,304 $5,862,880 $671,855 $0.423 $0.290 $0.104 $81,571 $55,871 $688,486 $261,688 $0.075 2013 12,138 87937 $50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $168,048 $150,488 $851,859 $563,748 $6,426,625 $771,445, $0.431 $0285 $0,100 $88,400 $58,502 $746,988 $0,076 2014 12,117 87802 $50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 $5,985 $18,460 $175,437 $158,977 $894,956 ($572,238 $6,998,864 $871,817 $0.430 $0.281 $0.15 $95,703 $61,193 $808,181 $339,573 $0.07 12,095 87647 $50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,685 $600 $1,500 $5,985 $18,460 $162,131 $163,671 $940,244 $0.48 $0277 $0.120 $103,506 $63,944 $872,125 $378,956 2016 12,071 87470 $50,000 $8,475 $1,000 $5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,985 $18,460 $189,034 $170,574 $0.457 $0273 30.128 $111,839 $68,755 $938,880 $418,613 $0.079 2017 12,044 87273 $50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,085 $18,460 $196,152 $177,691 $1,037,801 $1.177.219 $0.132 $120,732 $1,008,507 $458,527 $0.080 $1,108,530 $617,677 $9,388,596 $1,278,027 30.484 $0270 $0,140 $131,191 $73,100 $1,081,607 $498,142 ‘$0,080 $1,500 $5,085 $20,955 $211,046 $190,001 $1,163,628 $626,451 $10,011,986 $1,381,264 $0.494 $0.268 $0.146 $141,308 $76,074 $1,157,681 $538,002 $0,081 11,045 86556 $60,000 $7,770 $1,200 $6,000 $14,970 $30,000 $3,885 $600 $1,500 $5,985 $20,955 $210,832 $197,878 $1,221,456 $635,347 $10,647,333 $1,484,191 Kwethiuk MicroTurbine -Diesel Fuel Year 1. Load Requirements kWh Sales. kWh Generated kW Demand 2, Turbine Generators 100 kw 3. Expenses 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh (Gal Gal Fusl Funl Cost $/Gal Fuel Cost Funl Cost $/kwh 08M Other Non-FueiCost Replace at 10% of Cost Energy Storgy Systern Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh /Gal Gol Fuel Fusl Cost $/Gal Fusl Cost Fusl Cost$iewh Vartable Nor-Fusl Costs $/wh Variable Non-Fusl Costs Fheed Non-Fuel Costa $/kwh Ford Non-Fuel Costs Total Non FusiCost Total Power Generation Expenses ‘Total Generation Expenses 3.b, Present Worth Expenses. PW Factor PW Total Cost $ ‘Acoumudated PW Total Costs 4. Power Costs & PCE Payments 4.0 Power Coste ‘Avg. Costkwh PW Avg. Costhwh 4b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments ‘Accumuated PW PCE Payments KWhigal year 2005 = kWhgal year 2020 = 1,245,071 1,402,780 $325,000 $46,273 10.0 140,278 $2.02 $283,312 ‘$0.202 $29,764 $193,467 $32,500 $75,000 $10,678 $7,500 $803,494 BEBESESEEBO 5 3 g $508,126 $2,841,859 90.485, $0.408 $0.18 $108,668 $91,513 Sys Losses 1999= 15.00% Sys. Losses 2020= 8.00% Load Factor ' 0s ‘Avg. Eligible PCE kwh Tubine Generation Installed Costikw ‘Sold as % of Total = 49% Avg. PCE per kwh sold = 2001-2002, 2003. 20042008 1,014,781 1,058,088 1,104,121 1,180,170 1,107,162 1,160,233 1,207,246 1,285,018 1,303,898 1,362,763 285 (278 287 298 308 ° 0 ° 0 ° 0 $0 0 $0 0 $0 $0 $0 $0 $0 ° ° 0 ° 0 ° ° ° ° oO $166 $1.73 $180 $1.87 81.04 0 $0 $0 $0 90 $0 $0 $0 $0 $0 $0 30 $0 $0 0 $0 $0 0 $0 $0 80 $0 $0 $0 $0 $0 $0 $0 $0 90 $0 $0 $0 90 $0 30 $0 9 $0 $0 $0 0 %0 $0 $0 104 108 107 108 10.9 104,155 108314 108,462 110,600 112,724 $1.63 $1.70 $1.78 $1.83 $1.01 $169,773 $180,223 $101,219 $202,786 $214,051 $0187 $0161 © $0185 $0170 $0174 $0112 $0116 $0121 $0.128 $0131 $108,111 $114,458 $123,370 $132,910 $143,087 $017 $017 $018 = $0.19 = $0.20 $150,166 $171,687 $185,080 $100,385 $214,631 $265,278 $286,148 $308,440 $332.275 $357,718 $435,049 $466,360 $400,068 $535,081 $572,688 $435,049 $486,260 $490,068 $535,081 $572,668 1.000 0966 0934 = 02a $435,049 $450,508 $406,445 $482,504 $499,047 $435,049 $885,647 $1,362,002 $1,834,686. $2,333,734 $0420 $0440 $0453 $0485 «$0478 $0429 $0425 $0422 © 0.420 $0417 $015 $018 $018 = $0.17 $0.17 $74,588 $80,560 $86,933 $63,729 $100,972 $74,588 $77,836 $81,153 $84,538 $87,991 $74,588 $152,422 $233,675 $318,113 $408,104 $497,617 10 13 0.15 1,283,905 1,453,487 $325,000 $46,273 102 142,299 $2.10 $296,890 ‘$0.208 $31,765 $206,474 ‘$32,500 $75,000 $10,678 $7,500 $634,080 8 eeeeesseesso 0.814 $515,825 $3,357,684 90.490 $0.309 90.18 $116,905 $95,102 $592,719 Est. Year 2001 Fuel Cost $/gal $1.66 Est 2001 Fixed Non-Fusl Cost $/wh $0.13 Variable Non-Fusl Cost $/cwh (2. Turbine O&M) $0.020 2008 2008 2010 2011 2012 1,343,684 1,304,349 1,445,059 1,498,495 1,551,955 1,504,804 1,557,023 1,600,834 1,663,329 1,717,497 us 385 8 380 302 ‘500 ‘500 500 500 500 $325,000 $325,000 $325,000 $325,000 $325,000 $46,273 $46,273 $48,273 $46,273 $46,273 10.4 106 10.9 4 113 144,306 146,207 148,274 = 180,296 152,183 $2.18 $2.27 $2.36 $2.46 $2.56 $315,228 $332,362 $350,327 $360,161 $388,903 $0.209 90.213 $0.218 $0.222 90.226 $33,876 $36,100 $38,445 «$40,914 $43,513 $220,192 $234,652 $249,889 $265,939 $282,838 $75,000 $75,000 $75,000 $75,000 $75,000 $10,676 $10.678 $10,678 $10678 $10,678 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 $7,500 $666,247 $700,086 $735,812 $772,965 $812,205 0 0 0 ° 0 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 90 90 $0 0 $0 90 $0 $0 0 $0 90 $0 so so $0 90 $0 $0 $0 so 9 $0 so $0 $0 90 $0 $0 $0 $0 90 0 $0 $0 $0 $0 $0 A $0 $0 9086,247 $700,068 $735,612 $772,065 $812,205 0.788 0.759 0.734 0.708 0.685 $523,664 $531,638 $530,741 $547,060 $556,317 $3,881,348 $4,412,086 $4,052,727 $5,500,697 $6,057,013 90.406 $0.502 90.509 90.516 $0.523 $0.300 90.381 $0.373 90.366 $0.358 $0.19 $0.20 $0.20 $0.21 $0.22 $125,649 $134,963 $144,646 $155,362 $166,537 $96,750 $102,485 $108,278 $110,139 $114,060 $691,479 $783,063 $900,241 $1,010,381 $1,124,449 Fusl Inflaction Factor General inflation Factor Discount Rate 2013 2014 2015 1,606,341 1,661,653 1,717,880 1,772,330 1,827,818 1,883,962 405 417 430 ‘500 ‘500 500 $325,000 $325,000 $325,000 $46,273 $46,273 $46,273 11.5 47 11.0 184,116 156,033 157,936 $2.66 $2.76 $2.87 $409,595 $431,279 $454,000 $0.231 90.236 $0.241 $46,250 $49,129 $52,157 $300,623 $319,337 $339,018 $75,000 $75,000 $75,000 $10,678 + $10678 $10,678 ‘$7,500 ‘$7,500 $7,500 $853,419 $808,698 $942,128 ° oO 0 $0 $0 $0 so $0 $0 cd $0 $0 90 cl so $0 0 $0 0 $0 so 90 $0 so 0 $0 so co $0 $0 9 $0 $0 $853,419 $806,698 $942,126 0.662 0.639 0618 $564,779 $573,351 $582,028 $6,621,792 $7,195,143 $7,777,171 90.531 $0.540 80.548 90.352 $0.345 $0.330 90.23 $0.23 $0.24 $178,408 $191,008 $204,384 $218,576 $118,066 $122,131 $126,285 40% Waste Heat Capital Invest per KW 3.0% 35% Hot Water Waste. Heat Boiler = ‘$100 2016 2017 2018 2019 2020 1,775,051 1,833,190 1,862,151 1,052,089 2,012,053 1,940,722 1,998,122 2,056,137 2,114,763 2,173,980 443 458 409 483 498 500 500 600 600 600 $46,273 $46,273 $55,527 $55,527 $55,527 124 124 128 128 13.0 159,624 161,698 163,556 © 165,400 167,230 $2.99 $3.11 $3.23 $3.38 $3.50 $477,805 $502,742 $528,862 $556,218 $584,865 90.246 $0.252 $0.257 $0.263 ‘$0.260 $359,711 $381,460 $404,312 $428,315 $453,520 $75,000 $75,000 $75,000 $75,000 _— $75,000 $10,678 $10,678 $10,678 = $10,678 $10,678 $7,500 $7,500 $7,500 $7,500 $7,500 $989,807 $1,030,640 $1,108,081 $1,163,133 $1,220,863 ° ° 0 ° 0 0 0 $0 $0 0 0 90 $0 so $0 0 ‘$0 90 Co $0 co $0 9 co $0 0 0 s0 90 90 $0 $0 $0 $0 0 0 2 $0 9 co 2 9 #0 0 0 0 Co 0 2 0 0 0 0 0 0 $989,807 $1,090,840 $1,108,081 $1,163,133 $1,220,863 067 —OS77 0.557 0.638 0.520 $590,808 $500,682 $617,427 $628,186 $635,030 $8,367,978 $8,967,659 $9,585,085 $10,211,272 $10,646,311 $0558 © 80.567 $0588 $0,506 $0.607 90.333 90.327 0.328 90.321 90.315 $0.25 90.26 $0.27 90.28 90.29 $233,630 $240,501 $286,510 $284,438 $190,468 $134,736 $130,073 $143,470 $147,952 $2,186,617 $1,242,515 $1,364,647 $1,490,912 $1,621,378 $1,756,114 $1,805,187 $2,038,665 Year 2001-2002 2003 2004 2005 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) so so $0 so so (Diese! Fusl Gal Equivalent) so $0 $0 $0 $0 Capital Investment so $0 $0 $0 so Debt Service @ 5%, 10 Years $0 so $0 $0 $0 O&M at 2% of Investment $0 so $0 so $0 Replacement at 10% of Investment so so $0 $0 30 Total Expenses Heat Recovery so so $0 so so District Heating System Capital Investmentt so so $0 so $0 Debt Service @ 5%, 10 Years $0 9 $0 so $0 O&M at 2% of Investment $0 so $0 so $0 Replacement @ 5% on investment $0 so so so 0 Total Expenses District Heating $0 $0 $0 so $0 Total Expenses Waste Heat so so so so so Waste Heat Sales Net Income a) 0 $0 so 0 $0 0 so ©. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $435,049 $466,369 $499,668 $535,081 $572,668 PW Total Expenses $435,049 $450,508 $406,445 $482,504 $499,047 Acoumuated PW Total Expenses $435,049 $885,647 $1,352,092 $1,634,686 $2,333,734 ‘Accumulated PW Savings From W. H. Sales 0 $0 $0 s0 0 7. Power Costs & PCE Payments with Waste Heat Ofeet 7.0. Power Costs ‘Avg. Costiowh $0429 $0440 $0453 90.485 $0478 PWAvg. Costicwh $0420 $0425 $0422 $0420 $0.417 7b PCE Payments PCE Payment $/kwh $015 $016 $0.16 $0.17 $0.172 PCE Payments: $74,586 $80,560 $88,933 $93,729 $100,972 PW PCE Payments $74,586 $77,836 $81,153 $84,638 $87,001 ‘Accumulated PW PCE Payments $74,586 $152,422 $233,575 $318,113 $408,104 Accumuated P.W of PCE Savings $0 $0 so $0 $0 8. Potential Rate Reduction.kwh From Sales of Waste Heat $0 so 0 so $0,000 2008 9,620 69712 $50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 $5,965 $18,460 $140,794 $122,333 $481,161 $405,124 $2,738,858 $103,001 $0386 90.325 $0.085, $51,742 $43,566 $449,670 $47,947 2007 9,665 70036 ‘$50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,685 ‘$600 $1,500 $5,965 $18,460 $147,107 $128,646 $505,434 $411,171 $3,150,029 $207,655 90.301 90.318 ‘$0.00 $67,020 $46,386 $498,056 $96,663 2008 9,708 70334 $50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885, ‘$600 $1,500 $5,985, $18,460 $153,642 $135,181 $531,008 $417,413 $3,567,442 $313,906 $0.395 $0.311 $0,095 $62,723 $545,355 $146,123 $0.101 2009 9,744 70606, $50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 $5,065 $18,460 $160,404 $141,044 $558,122 $423,844 $3,001,266 $421,700 $0.400 $0.304 $0.101 968,878 ‘$52,307 $597,662 $196,301 90.102 2010 9.777 70851 ‘$50,000 $6,475 ‘$1,000 ‘$5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,985 $18,460 $167,400 $148,939 $586,873 $430,460 $4,421,746 $530,961 $0.408 90.298 ‘$0.107 $75,515 ‘$55,407 $653,080 $247,172 90.103 2011 9,808 71071 ‘$50,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 ‘$600 $1,500 $5,985, $18,460 $174,635 $156,175 $616,700 $437,254 $4,859,000 $641,607 90.412 90.202 90.113 $82,663 $58,601 $711,671 $208,710 90.104 2012 2013 2014 2015 2016 2017 2018 2019 9,634 9,858 9.877 9,604 9,907 9,016 9,922 9,925 71264 71433 71576 71604 71787, 71856 71900 71920 $8,475 $8,475 $8,475 $8, ATS $6,475 $6, ATS $7, 770 $7, 770 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,200 $1,200 ‘$5,000 ‘$5,000 ‘$5,000 ‘$5,000 $5,000 ‘$5,000 ‘$8,000 ‘$8,000 $12,475 $12,475 $12,475 $12,475 $12,475 = $12,475 $14,970 $14,970 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 ‘$30,000 $3,885 $3,685 $3,885 $3,885 $3,885 $3,685 $3,885, $3,885 $600 ‘$800 ‘$600 $600 ‘$600 ‘$800 ‘$600 ‘$600 ‘$1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $5,985 $5,085 $5,985 $5,985, $5,985, ‘$5,065 $5,985, $5,985 $18,460 = $18,460 $18,460 9 $18,460 «= $18,460 «= $18,460 = $20,955 $20,055 $182,115 $180,847 $197,837 $208,060 $214,612 $223,410 $232,489 $241,656 $163,655 $171,387 $179,376 $187,620 $196,151 $204,049 $211,634 $220,901 $648,550 $682,032 $717,319 $754,407 $793,656 $834,800 $896,548 $042,232 $444,222 $451,358 $458,657 $466,114 $473,726 $481,486 $499,560 $507,261 $5,303,222 $5,754,580 $6,213,237 $6,670,351 $7,153,077 $7,634,563 $8,134,123 $8,641,384 $753,791 $867,213 $961,908 $1,087,820 $1,214,901 $1,333,007 $1,450,964 $1,560,688 90.418 90.425 90.432 90.430 90.447 $0.455 90.474 90.483 $0286 90.281 90.276 $0271 90.267 90.263 $0,264 ‘$0.280 $0.119 90.125 0.132 90.130 90.146 90.154 $0.163 90.171 $90,365 $08,625 $107,509 $117,043 $127,268 $138,226 $151,122 $163,680 $61,689 $65,200 © $68,741 = $72,307 = $75,065 = $79,716 $84,206 $88,119 $773,559 $838,828 $907,569 $970,876 $1,055,841 $1,135,657 $1,219,763 $1,307,682 $350,890 $403,687 $457,077 $511,035 $565,536 $620,556 $675,424 $730,783 $0,105 90.107 90.108 $0,109 90.111 90.112 $0.112 90.113 2020 9,924 71916 ‘$80,000 $7,770 $1,200 ‘$6,000 $14,970 ‘$30,000 $3,885 ‘$600 $1,500 $5,985. $20,955 $251,517 $230,562 $990,301 $515,111 $9,156,494 $1,689,816 90.492 $0,256 $0,180 $177,111 $92,126 $1,400,008 $786,610 $0.115 Kwigillingok Micro Turbine -Diesel Fuel Year 1. Load Requirements kWh Sales kWh Generated kW Demand 2, Turbine Generators 100 kw 3. Expenses 3.aBwpenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fuel Fusl Cost $/Gal Fuel Cost Funl Cost $/kwh 8M Other Non FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh (Gal Gal Fust Fusl Cost $/Gai Fuel Cost Furl Cost$/kwh Variable Non-Fual Costs $/ewh ‘Variable Non-Fusl Costs Fed Non-Fusl Costs $tewh Foed Non-Fusl Costs Total Non-FusiCost Total Power Generation Expenses Total Generation Expenses 3.b. Present Worth Expenses: PW Factor PW Total Cost $ Accumuated PW Total Costs 4 Power Costs & PCE Payments: 4.0 Power Costs ‘Avg. Costewh PW Avg. Costiwh 4b. PCE Payments PCE Payment S/kwh PCE Payment PWPCE Payments Accumuated PW PCE Payments ‘Sys Losses 1999 = 15.00% kWhgal year 2005 = 10 ‘Sys. Losses 2020 = 8.00% kWhygal year 2020 = 13 Load Factor . os Avg. Eligible PCE kwh ‘Tubine Generation Installed Cost/kw $650 ‘Sold as % of Total = 68% Avg PCE per kwh sold = 025 2001 2002 2003 2004 2005 2008 2007 481,002 495,724 510,591 525,608 540,767 556,074 571,529 549,046 565,125 560.372 505,687 611,067 626510 642,018 128 129 133 138 140 143 147 o o ° 0 ° ‘500 ‘500 9 co 0 $0 $0 $325,000 $325,000 90 0 0 0 $0 $46,273 $46,273 o 0 ° 0 ° 10.0 102 ° °o ° o O 62,651 62,655 $1.21 128 $1.31 $138 $1.42 $1.47 $1.53 9 #9 0 0 90 $92,232 $96,233 so so * 9 so «$0147 $0.150 ss ss *” so $0 $13,293 $14,031 9 90 co 0 $0 $172,813 $162,403 so 9 #0 #2 $0 = $32,500 $32,500 0 2 0 90 $0 $75,000 $75,000 9 *” $0 co $0 ©$10.678 = $10,678 0 #9 0 co 0 ‘$7,500 ‘$7,500 * 0 0 0 $O $375,289 $380,618 10.4 105 10.7 108 10.9 0 ° 104,155 108,314 108.462 110,509 112,724 9 $0 $1.63 $1.70 $1.76 $1.63 $1.91 0 90 $169,773 $160,223 $191,219 $202,788 $214,051 9 0 $0.157 $0161 90.165 90.170 90.174 2 90 $0.112 $0116 90.121 $0126 90.131 #9 9 $106,111 $114,458 $123,379 $132,910 $143,067 0 *” $017 $017 $0.18 90.19 $0.20 9 90 $150,166 $171,687 $185,089 $190,365 $214,631 2 $0 $265,276 $286,146 $208,449 $332,275 $357,718 2 90 $435,049 $466,369 $499,668 $535,081 $572,668 #9 0 $435,049 $466,360 $499,668 $535,081 $572,668 $375,280 $389,618 1.000 0966 0934 0.902 0871 0.642 0814 $435,049 $450,508 $466,445 $482,504 $409,047 $315,083 $316,955 $435,049 $885,647 $1,352,092 $1,634,686 $2,333,734 $2,649,717 $2,966,671 90.904 $0041 $0.979 $1.018 $1.059 90675 $0682 $0.904 $0.909 so914 0.918 $0923 $0 568 90.555 $025 «$026 $0.27 $0.28 90.29 $0.30 90.31 $70,365 $84,657 $90,248 $08,154 $102,300 $108,973 $115,922 $70,365 $81,704 $84,248 $86,725 $89,227 $01,752 $94,302 $70,365 $161,160 $245,407 $332,132 $421,359 $513,111 $607,413 Est. Year 2001 Fusi Cost $/gal $121 Fuel Inflaction Factor 40% Waste Heat Capital invest per KW General inflation Factor 30% Est 2001 Fixed Non-Fuel Cost $/owh $026 Discount Rate 35% Hot Water Waste Variable Non-Fusl Cost $/kwh Heat Boiler = $100 (Le. Turbine O&M) $0.020 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 887,130 602,877 618,772 634,813 651,001 667,335 683,816 §=— 700,444 717,218 §=— 734,138 751,207 768,421 785,782 657,588 673,213. 688,800 © 704,642 720,441 «736,203 752,198 768,154 784,158 = 800,212 816,312 632,456 648,645 150 154 187 161 164 168 172 175 179 163 188 190 194 500 500 ‘500 500 500 500 ‘500 500 00 ‘500 600 600 600 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $390,000 $300,000 $390,000 10.4 108 10.9 14 1.3 15 WT 1.9 124 124 126 128 13.0 63,056 63,255 63,451 63,645, 63,637 64,025 64,212 64,306 4,578 4,757 4984 65,108 65,280 $1.50 $1.68 $1.72 $1.79 $1.68 $1.94 $2.01 $2.10 $2.18 227 2s $2.45 $2.55 $100,403 $104,748 $100,276 $113,904 $118,911 $124,033 $129,370 $134,931 $140,724 $146,750 $153,047 $150,508 $166,418 $0153 90.156 90.150 $0. 162 90.165 90.168 90.172 90.176 $0.179 $0.163 90.187 90.192 90.196 $14,002 $15,609 $16,452 $17,332 $18,253 $19,214 $20,218 = $21,208 © $22,360 $23,503 $24,605 «= $25,939) $27,237 $192,431 $202,014 $213,871 $225,322 $237,285 $249,781 $262,832 $278,450 $290,685 $305,596 $321,034 $337,204 $354,075 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 ‘$75,000 ‘$75,000 $10,678 $10,678 $10,678 $10,678 $10,678 $10678 $10,678 $10678 $10678 $10678 $10,678 $10,678 $10,678 $7,500 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 $7,500 $7,500 ‘$7,500 $7,500 ‘$7,500 $7,500 $404,587 $420,222 $436,550 $453,509 $471,309 $489,979 $509,371 $529,607 $550,721 $572,749 $611,481 $635,445 = $860,435 ° 0 ° ° ° 0 oO ° 0 0 0 ° ° $0 $0 20 co sO 2 9 » 0 #0 #0 9 0 $0 cd $0 $0 $0 0 9 0 $0 0 0 90 0 a 0 0 0 0 0 cd $0 cu #2 2 0 #0 2 #0 0 2 co 90 9 90 $0 $0 #0 *” 9 0 9 9 0 $0 9 2 0 $0 $0 0 #9 9 9 0 0 cd $0 9 2 0 9 $0 » 2 0 0 a $0 90 0 90 9 so 0 0 90 9 0 20 90 $0 9 2 9 2 0 9 0 2 2 90 9 ca $0 0 0 $0 0 0 0 0 0 0 ed 2 Co $0 0 0 0 9 0 $0 0 9 0 co $404,587 $420,222 $436,550 $453,509 $471,309 $489,979 $509,371 $529,607 $550,721 $572,749 $611,481 $635,445 $660,435 0.788 0.750 07M 0.708 0.685 0.662 06390 0618 0.597 0577 0.587 0.538 0.520 $318,002 $319,121 $320,310 $321,585 $322,883 $324,260 $325,604 $327,182 $328,720 $330,308 $340,719 $342,099 $343,529 $3,284,673 $3,603,704 $3,924,104 $4,245,670 $4,568,553 $4,892,812 $5,218,508 $5,545,688 $5,874,408 $6,204,716 $6,545,435 $6,887,534 $7,231,063 30.689 $0.697 90.708 90.715 90.724 90.7344 90.745 90.756 90.768 90.780 90.814 90.627 $0840 90.542 90.529 $0.518 $0.507 $0496 90.486 $0476 $0.467 90.458 90.450 90.454 90.445 90.437 $0.32 9.33 90.34 90.35 $0.36 $0.38 $0.30 $0.40 $0.42 $0.43 9.45 $0.46 $0.48 $123,254 $130,089 $130,148 $147,752 $156,823 $166,384 $176,461 $187,078 $198,262 $210,043 $222,449 $235,510 $249,280 $96,876 $99,475 $102,097 $104,744 $107,415 $110,110 $112,830 $115,573 $118,341 $121,133 $123,040 $128,789 «$120,654 $704,290 $803,765 $905,862 $1,010,606 $1,118,021 $1,228,131 $1,340,961 $1,456,534 $1,574,875 $1,606,008 $1,819,957 $1,946,747 $2,076,401 Year 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fuel Gal Equvalert) Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years O8M at 2% of Investment Replacement @ 5% on Invest mert Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales: Net Income: 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses PW Total Expenses Accumuated PW Total Expenses Accumuated PW Savings From W. H. Sales 7. Power Costs & PCE Payments with Waste Heat Offset 7.8, Power Costs ‘Avg. Costkwh PWAvg. Costhcwh 7.b PCE Paymerts PCE Payment $/wh PCE Payments PWPCE Payments Acoumuated PW PCE Payments Accumulated P.W of PCE Savings 8. Potential Rate Reduction. kwh From Sales of Waste Heat 2001 2002 2003 2004 2005 so 0 $0 $0 $0 0 $0 $0 $0 $0 $0 $0 $o $0 $0 #2 0 $0 $0 $0 #0 $0 $0 0 $0 0 $0 so 0 $0 0 $0 90 0 $0 0 $0 sO 0 $0 90 $0 $0 0 $0 $0 0 0 $0 $0 0 $0 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 90 $0 $0 $0 so 0 $0 $0 $0 so $0 $0 $0 $435,049 $466,369 $499,668 $535,061 $572,668 $435,049 $450,598 $466,445 $482,504 $499,047 $435,049 $885,647 $1,352,092 $1,834,686 $2,333,734 so 0 $0 0 0 $0904 $0941 $0.970 $1.018 $1.069 $0.904 $0909 $0.914 90.918 $0.923 $0.25 $0.26 $0.27 $0.28 $0.287 $79,365 $84,657 $00,248 = $96,154 $102,300 $70,365 $81,794 $84,248 $86,725 $89,227 $70,365 $161,160 $245,407 $332,132 $421,359 #0 so 90 0 #0 $0 $0 % 0 ‘$0.000 2008 4297 31135 $50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,985 $18,460 $45,635, $27,375 $347,914 $292,934 $2,626,668 $23,049 90.626 90.527 $0,250 $91,809 $77,301 $496,659 $14,452 $0.049 2007 4,269 30836 $50,000 $8,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 ‘$600 $1,500 $5,985 $18,460 $47,364 $28,903 $360,715 $293,442 ‘$2,920,109 $46,562 $0.631 90.513 $0.250 $97,709 $70,560 $576,219 $29,194 $0.061 2008 4241 733 $50,000 $6,475 ‘$1,000 ‘$5,000 $12,475 ‘$30,000 $3,685 ‘$600 $1,500 $5,985 $18,460 $48,936 $30,476 $374,111 $294,048 $3,214,157 $70,515 $0637 $0,501 $0,269 $104,148 $81,658 $680,077 $4,213 $0,052 2009 4213 0828 ‘$50,000 $8,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 ‘$600 $1,500 $5,985 $18,480 $50,553 $32,093 $388,129 $294,749 $3,508,007 $04,687 90.644 $0.489 $0279 $110,867 $84,194 $744,270 $59,404 90.063 2010 4,184 30319 ‘$50,000 $8,475 $1,000 $5,000 $12,475 $30,000 $3,685 ‘$600 $1,500 $5,965 $18,460 $52,216 $33,756 $402,704 $295,543 ‘$3,804,450 $119,655 90.651 90.478 $0.280 $117,963 $86,568 $830,638 ‘$75,024 $0,055 4,155 30108 ‘$50,000 $8,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 $1,500 $5,985 $18,460 $53,928 $35,468 $418,134 $296,423 ‘$4,100,672 $144,797 $0659 90.467 90.300 $125,515 $88,080 $019,818 $90,788 $0.086 2012 4125 ‘$50,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 $1,500 $5,985 $18,460 $55,684 $37,223 $434,176 $297,387 $4,398,250 $170,283 $0.667 $0.457 $0311 $133,484 $91,429 $1,011,247 $108,774 $0.057 2013 4,095 ‘$50,000 $8,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 $1,500 $5,985 $18,460 $57,489 $30,029 $450,950 $298,431 $4,696,600 $196,122 $0676 90.447 90.322 $141,913 $93,016 $1,105,163 $122,068 $0,058 2014 4,085 $50,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,685 $1,500 $5,985, $18,460 $50,345 $40,884 $468,486, $299,552 $4,996,243 $222,264 90.685 90.438 90.334 $150,826 $96,439 $1,201,602 $139,359 $0.060 4,034 ‘$50,000 $6,475 $1,000 ‘$5,000 ‘$12,475 ‘$30,000 $3,685 $1,500 $5,985 $18,460 $61,251 $42,790 $486,617 $300,747 ‘$5,296,980 $248,600 0.695 90.429 $0347 $160,248 81,300,600 $155,034 $0.081 2016 4,003 29008 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,685 ‘$600 $1,500 $5,985 $18,460 $63,208 $44,747 $505,974 $302,011 $5,599,000 $275,408 90.705 $0421 $0.60 $170,208 $101,594 $1,402,194 $172,681 $0.062 2017 3,971 $50,000 $8,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,685 $1,500 ‘$5,985, $18,460 $65,217 $46,757 $525,982 $303,343 $5,902,343 $302,373 90.716 90.413 $0.373 $180,726 $104,226 $1,508,420 $189,586 90.064 2018 3,939 ‘$80,000 $7,770 $1,200 $8,000 $14,970 $67,280 $46,324 $565,156 $314,907 $6,217,250 $328,185 90.752 90.419 $0,390 $193,403 $107,765 $1,614,185 $205,772 $0,062 2019 3,907 26311 ‘$80,000 $7,770 $1,200 ‘$8,000 $14,970 ‘$30,000 $3,865 $1,500 $5,985 $20,955 $69,396 $48,441 $887,004 $316,020 $6,533,270 $354,284 90.764 90.411 ‘$0.404 $205,138 $110,438 $1,724,624 $222,123 90.063 3,874 ‘$60,000 $7,770 $1,200 $14,970 ‘$30,000 $3,685 $1,500 ‘$5,965 $20,955 $71,567 $50,612 $609,823 $317,203 $8,850,473 $380,590 90.776 $0.404 $0.419 $217,528 $113,148 $1,897,771 $238,690 $0,064 Lime Village MicroTurbine -Diesel Fus! Year 1. Load Requirements kWh Sales kWh Generated kW Demand 2, Turbine Generators 100 kw 3. Expenses 3. Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fusl Cost $/xwh 8M Other Non-FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh Gal Gal Fuel Fusl Cost $/Gal Fusi Cost Fusl Cost$siewh Variable Non-Fusl Costs $/kwh Variable Nor-Fusl Costs Fixed Non-Fusl Costs $/kwh Foed Non-Fusl Costs Total Non-FueiCost Total Power Generation Expenses Total Generation Expenses ‘3b. Present Worth Expenses PW Factor PW Total Cost $ ‘Accumuated PW Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs Avg. Costhnwh PW Avg. Costiowh 4b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments. Accumuated PW PCE Payments Sys Losses 1999= 15.00% kWhgal year 2005 = 10 Sys. Losses 2020= 8.00% kWhyoal year 2020 = 3 Load Factor ‘ 05 ‘Avg. Eligible PCE kwh Tubine Generation Installed Costkw $650 Sold as % of Total « 63% Avg. PCE per kwh sold = 039 2001-2002 2003 2004 2005 2008 2007 51,000 83,859 84,389» 84,920 85,450 85.981 88.511 58,310 95,509 95,922 96,242 98.559 «98.8727. 181 13 2 2 22 22 2 2 ° 0 ° ° ° 500 500 0 0 $0 $0 $0 $325,000 $225,000 $0 0 0 $0 $0 $46,273 $46,273 0 0 ° 0 0 100 102 0 0 ° 0 0 «96879514 $341 $355 $3600 $384 8399415 4331 0 $0 9 %0 $0 $40,190 $41,051 $0 0 $0 $0 $o $0415 = $0.422 $0 30 $0 30 $0 $2055 $2,124 $0 0 $0 $0 $0 $88,363 $01,325 $0 $0 #9 $0 $0 $32,500 $32,500 $0 $0 90 $0 $0 $75,000 $75,000 $0 $0 #0 $0 $0 «$10,678 = $10,678 90 so 0 $0 $0 $7,500 $7,500 0 $0 $0 $0 $0 $227,570 $231,451 104 105 10.7 108 10.9 ° ° 104,185 106,314 108,462 110,500 112,724 0 #9 $163 $1.70 $1.76 $1.83 81.01 %0 $0 $169,773 $180,223 $101,219 $202,786 $214,951 0 0 $0157 $0161 $0185 = $0.70 -$0.174 9 90 $0112 $0116 $0121 $0128 $0131 % 90 $108,111 $114,458 $123,379 $132,010 $143,087 $0 30 $017 $017 $018 $019 = $0.20 % 0 $159,108 $171,687 $185,089 $199,985 $214,631 % $0 $265,276 $206,148 $908,449 $332,275 $357,718 0 0 $435,040 $408,960 $499,668 $535,081 $572,668 $0 $0 $435,040 $408,900 $499,068 $535,061 $572,688 $227,579 $231,451 1,000 0906 0934 092 0871 O82 0814 $435,049 $450,508 $406,445 $482,504 $490,047 $101,616 $188,286 $435,049 $885,647 $1,352,002 $1,834,686 $2,333,734 $2,525,349 $2,713,695 $8590 $5561 $5921 $8.01 $8,702 $2.47 $2675 $8590 $5373 $5827 $5683 $5840 | 82.220 $2.178 $099 $040 $042 $043 $045 $0.48 $0.48 $12,531 $21,325 $22,211 $23,133 $24,092 $25,000 $28,129 $12,531 $20,004 $20,734 $20,865 $20,995 $21,125 $21,256 $12,531 $33,135 $53,689 $74,734 $05,729 $116,854 $138,110 Est. Year 2001 Fusi Cost S/gal 41 Est 2001 Fixed Non-Fust Cost $/wh $0.66 Variable Non-Fusl Cost $/kwh (Le. Turbine O&M) 90.020 2008 2009 2010 2011 2012 87,042 87,572 88,103 66,633 89,164 97,487 97,789 96,068 96,363 96,675 2 2 2 2 23 500 ‘500 500 500 ‘500 $325,000 $325,000 $325,000 $325,000 $325,000 $46,273 $46,273 $46,273 «$46,273 $46,273 10.4 106 10.9 W4 11.3 9.348 9,188 9,034 6,686 8,743 $4.49 467 $4.85 $5.05 $5.25 $41,048 = $42,880 $43,848 = $44,854 = $45,806 90.430 90.438 90.447 90.456 90.465, $2,194 $2,267 $2,642 $2,420 $2,500 $94,361 $07,403 $100,725 $104,059 $107,408 $75,000 $75,000 $75,000 $75,000 $78,000 $10,676 $10,678 $10,678 $10678 $10678 ‘$7,500 ‘$7,500 ‘$7,500 ‘$7,500 $7,500 $235,464 $230,501 $243,867 $248,264 $252,848 0 o 0 ° ° 0 #0 $0 0 0 0 0 $0 0 cd 90 $0 $0 0 0 0 90 $0 0 $0 0 90 $0 0 $0 #0 Po 90 so 0 90 90 $0 0 $0 90 90 $0 % 90 $0 0 $0 0 $0 $0 $0 #0 $0 0 $235,464 $230,501 $243,867 $248,284 $252,648 0.734 0.708 0.685 $178,932 $176,013 $173,167 $2,898,700 $3,080,648 $3,250,581 $3,435,504 $3,608,781 $2.705 $2.736 $2,768 $2,601 $2,836 92.126 $2.078 $2.031 $1,088 $1,942 $0.50 $0.51 90.53 $0.55 $0.57 $27,200 $28,333 $29,502 $30,719 $31,984 $21,388 $21,516 $21,647 $21,777 $21,908 $150,408 $181,013 $202,660 $224,437 $246,344 Fusl Inflaction Factor 40% General inflation Factor 3.0% Discount Rate 3.5% 2013 2014 2015 2016 89,694 90,225 90,755 91,266 96,963 99,247 99,528 99,608 23 2 2 2B ‘500 500 500 500 $325,000 $325,000 $325,000 $325,000 $46,273 $46,273 | $46,273 $46,273 11.8 17 11.9 124 8,605 8472 8344 8,219 $5.46 $5.68 $5.91 $6.14 $46,962 $48,105 = $49,270 $50,477 90.475 $0.485, 90.495, 90.508 $2,582 $2,008 «$2,755 $2,848 $111,047 $114,707 $118,483 $122,377 $75,000 $75,000 $75,000 $75,000 $10678 $10678 $10,678 $10,678 $7,500 $7,500 $7,500 _—$7,500 $257,562 $262,431 $267,450 $272,651 0 ° o oO 90 90 $0 9 90 9 $0 0 $0 #0 $0 $0 90 #0 90 90 $0 90 0 #0 $0 90 0 90 $0 $0 0 $0 #0 $0 $0 $0 9 90 0 $0 0 2 $0 $0 $257,562 $262,431 $267,450 $272,651 0.662 0.630 0618 0.597 $170,450 $167,700 $165,231 $162,743 $3,779,231 $3,947,030 $4,112,261 $4,275,004 $2.672 $2.900 $2.47 $2.967 $1,900 $1,660 $1,621 $1,783 $0.50 $0.61 9063 $0.65 $33,301 $34,670 $36,005 = $37,576 $22,038 $22,168 += $22,200» $22,429 $268,382 $200,551 $312,649 $335,278 Waste Heat Capital Invest per KW Hot Water Waste Heat Boiler = $100 2017 2018 2019 2020 91,816 92,347 92,877 56,200 100,080 100,350 100617 «60,696 23 23 23 14 800 600 600 600 $325,000 $390,000 $390,000 $390,000 $46,273 $55,527 $55,527 $55,527 124 126 128 13.0 8000 7,982 7,870 4,969 $630 86.64 $6.91 $7.18 $51,727 $83,022 $54,963 $33,543 90.517 90.528 90.540 $0.553 $2,090 $3,096 $3,135 $1,048 $126,305 $130,538 $134,812 $83,763 $75,000 ‘$75,000 ‘$75,000 ‘$75,000 $10,678 $10.678 = $10,678 = $10,678 ‘$7,500 $7,500 ‘$7,500 $7,500 $278,012 $200,302 $306,016 $231,960 0 0 ° ° $0 0 0 0 90 Cu 90 2 90 $0 $0 90 $0 9 0 $0 $0 90 2 $0 co 90 $0 90 #0 9 2 a #” 9 2 0 90 0 2 $0 0 0 #9 $0 $278,012 $299,302 $305,016 = $231,960 0s77 0.557 O: 0.520 $160,331 $168,772 $164,209 $120,655 $4,435,335 $4,602,108 $4,708,316 $4,806,972 $3028 | $3.241 $3.24 $4127 81.746 $1,808 $1,768 $2.147 $0.68 $0.70 $0.72 $0.75 $90,118 = $40,721 $42,388 $26,547 $22,559 $22,600 ‘$22,820 $13,608 $357,637 $380,527 $403,347 $417,155 Year 2001-2002 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fue! Gal Equvalert) Capital Investment Debt Service @ 5%, 10 Years (8M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years 08M at 2% of Investment SSSESE BEESESE SSSSSs SEESESS Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales. Net Income $0 9 co 0 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $435,049 $406,369 PW Total Expenses $435,049 $450,596 Accumuated PW Total Expenses $436,049 $885,647 Acoumuated PW Savings From W. H. Sales cd 9 7. Power Costs & PCE Payments with Waste Heat Offset 7.8. Power Costs ‘Avg. Costiewh $8590 $5.561 PW Avg. Costkwh $8530 $5,373 7b PCE Payments PCE Payment $/ewh $030 $0.40 PCE Payments $12,531 $21,325 PWPCE Payments $12,531 $20,604 Accumuated PW PCE Payments $12,531 $33,135 Accumulated P.W of PCE Savings 0 0 8. Potential Rate Reduction kwh, From Sales of Waste Heat $0 $0 : SSSESE SEESEES ss $499,668 $468,445 $1,382,002 $5.021 $5.527 $0.42 $22,211 $20,734 $53,809 2004 (2005 $0 sO 0 0 0 #9 0 $0 90 $0 #0 co co co 0 0 0 cu 90 $0 $0 $0 so 90 so 0 0 0 $0 0 $535,061 $572,668 $482,594 $499,047 $1,834,686 $2,333,734 0 $0 $6.301 $8.702 $5,683 35.640 $0.43 $0.48 $23,133 $24,002 $20,885 $20,005 $74,734 = $95,729 so 0 $0 ‘$0,000 664 4814 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475, ‘$30,000 $3,885 $600 $1,500 $5,965 $18,460 $19,973 $1,512 $226,087 $190,342 $2,524,076 $1,273 $2629 $2214 $0.46 $24,185 $20,363 $116,082 $762 $0.018 2007-2008 209 646 4663 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,665 $600 $1,500 $5,085 $18,460 $20,205 $1,744 $229,707 $186,867 $2,710,043 $2,602 $2,655 $2.160 ‘$0.460 $25,085 ‘$20,407 $136,499 $1,611 629 4556 ‘$50,000 96,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 ‘$600 $1,500 $5,065 $18,460 $20,445 $1,965 $233,469 $183,505 $2,894,448 $4,252 $2,682 $2,108 $0.475 $26,021 $20,452 $156,951 $2,545 90.023 612 a $50,000 $6,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,685 ‘$600 $1,500 $5,965 $18,460 $20,695 $2,234 $237,357 $180,262 $3,074,600 $5,049 $2.710 $2,058 90.489 $26,006 ‘$20,501 $177,462 $3,560 2010 4317 ‘$50,000 96,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 $1,500 $5,985 $18,460 $20,952 $2,492 $241,375 $177,104 $3,251,803 $7,777 $2,740 $2.010 $0.505 $26,011 $20,552 $198,005 4.655 2011 ‘580 4204 ‘$50,000 $8,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 $5,985 $18,460 $21,219 $2,758 $245,526 $174,058 $3,425,661 $9,733 $2.770 $1,964 90.521 $20,068 ‘$20,607 $218,612 $5,625 90.031 2012 565 4094 $50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 $5,985 $18,460 $21,493 $3,033 $249,815 $171,110 $3,596,971 $11,810 $2.802 $1.919 $0.537 $30,169 $20,664 $239,276 ‘$7,068 90.034 2013 ‘550 3989 ‘$50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885 ‘$800 $1,500 $5,085 $18,460 $21,776 $3,316 $254,246 $168,256 $3,765,227 $14,004 $2,835 $1.676 $0,554 $31,316 $20,725 $260,001 $8,362 ‘$0.037 2014 536 3886 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 ‘$600 $1,500 $5,985 $18,460 $22,087 $3,608 $258,824 $165,493 $3,930,720 $16,310 $2,669 $1.834 $0.572 $32,512 $20,788 $9,762 2015 $23 3788 $50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,685 $600 $1,500 $5,085 ‘$18,460 $22,368 $3,908 $263,554 $162,819 $4,093,538 $18,723 $2,904 $1,704 $0.580 $33,757 $20,655 $301,643 $11,208 2016 509 ‘$50,000 $8,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 $1,500 $5,985 $18,460 $22,672 $4,212 $268,439 $160,229 $4,253,767 $21,237 $2.941 $1,755 $0610 $35,056 $20,924 $322,568 $12,710 90.046 2017 ‘$50,000 $6,475 ‘$1,000 $5,000 $12,475 $30,000 $3,685 $1,500 $5,985 $18,460 $22,987 $4,528 $273,486 $157,721 $4,411,488 $23,847 $2,970 $1.718 $0.629 $36,409 $20,097 $343,565, $14,273 2018 484 3509 ‘$80,000 $7,770 $1,200 $8,000 $14,970 ‘$30,000 $3,885 ‘$600 $1,500 $5,985 $20,955 $23,300 $2,353 $296,949 $165,461 $4,576,049 $25,158 $3216 $1.792 $0676 $39,312 ‘$21,905 $965,470 $15,057 2019 4r2 3422 ‘$60,000 ‘$7,770 ‘$1,200 ‘$8,000 $14,970 $30,000 $3,885 ‘$600 $1,500 $5,965 $20,955 $23,638 $2,683 $302,333 $162,764 $4,739,713 $26,603 $3.255 $1,752 $0.607 $40,762 $21,056 $15,922 ‘$60,000 $7,770 $1,200 $6,000 $14,970 ‘$30,000 $3,685, $1,500 $5,985 $20,955 $14,425 -$8,530 $238,490 $124,062 $4,863,766 $23,208 $4244 $2.207 $0,860 $30,455 $15,841 $403,267 $13,689 $0116 Napakiak MicroTurbine -Diesel Fuel Year 1. Load Requirements kWh Sales kWh Generated kW Demand 2, Turbine Generators 100 kw 3. Expenses, 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fust Fual Cost $/Gal Fuel Cost Fusl Cost $/ewh aM (Other Non FuetCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh/Gal Gal Fuel Fusl Cost $/Gal Fusl Cost Fusl Cost$/kwh Variable Non-Fusl Costs $/kwh Variable Non-Fusl Costs: Fixed Non-Fual Costs $/kwh Fixed Non-Fusl Costs Total Non-FusiCost Total Power Generation Expenses: ‘Total Generation Expenses 3.b, Present Worth Expenses. PW Factor PW Total Cost $ Accumuated PW Total Costs 4. Power Costs & PCE Payments: 4.8 Power Costs ‘Avg. Costkwh PW Avg. Costiwh 4.b. PCE Payments PCE Payment $/wh PCE Payment PWPCE Payments Accumulated PW PCE Payments Sys Losses 1999 = Sys, Losses 2020 = Load Factor ' 15.00% 8.00% 0s Avg. Eligible PCE kwh ‘Sold as % of Total = 2001 2002 504,237 679,411 155 616,519 702,832 160 SESEEEESBA0OSS BESESESEBI COS $169,773 90.157 90.112 $106,111 $114,458 $0.17 A $150,166 $171,687 $265,276 $286,146 $435,049 $466,369 $435,049 $466,360 1,000 0.966 $435,049 $450,596 $435,049 $885,647 90.732 $0.756 $0.732 $0.731 $0.26 $0.27 $97,336 $104,520 $97,336 $100,966 $97,336 $196,322 kWhigal year 2005 = kWhigal year 2020 = Tubine Generation Installed Cost/kw 63% Avg. PCE per kwh sold = 2003 639,193 726,549 168 ° : BSBEESESSP CoS 10.7 108,462 $1.76 $191,219 90.165 90.121 $123,378 $0.18 $185,060 $308,449 $499,668 0.934 $466,445 $1,352,082 $0,782 $0.730 90.28 $112,157 $104,700 $303,022 2004 662,260 750,561 171 ° BSSBESESEELOOBS eh.3_ aaa8s 90.126 $132,910 $0.19 $199,365 $332,275 $535,061 $535,061 0.902 $482,504 $1,834,686 $0.808 $0.729 $0.29 $120,272 $108,478 $411,500 2005 685,718 774,861 17 ° 2 BSEEESESEZOCOSS Ss ° 112,724 $1.91 $214,981 90.174 $0.131 $143,067 $0.20 $214,631 $357,718 $572,668 $572,668 0.871 $499,047 $2,333,734 90.635, $0.728 $0.30 $128,890 $112,321 $523,620 10 13 $650 026 2008 2007 709,568 733,810 799,447 624,313 183 188 500 500 $325,000 $325,000 $46,273 $46,273 10.0 102 79,945 80,702 $2.07 $2.15 $165,350 $173,503 $0207 $0.211 $16,963 $18,015 $161,145 $171,142 $32,500 $32,500 $75,000 $75,000 $10678 © $10,678 $7,500 $7,500 $440,409 $459,702 ° ° 0 0 0 $0 #0 $0 $0 $0 #0 $0 #0 90 0 $0 so 0 0 $0 $0 0 $440,409 $459,702 0.842 0.814 $370,813 $373,968 $2,704,546 $3,078,514 $0.621 $0626 $0523 $0.510 $0.31 $0.32 $138,041 $147,754 $116,227 $120,196 $640,048 $760,246 Est. Year 2001 Fusl Cost $/gal $1.70 Fuel Inflaction Factor 40% ‘Waste Heat Capital invest per KW General Inflation Factor 3.0% Est 2001 Fixed Non-Fusl Cost $/kwh_ $0.19 Discount Rate 35% ‘Hot Water Waste Variable Non-Fusl Cost $/kwh Heat Boiler = $100 (Le. Turbine O&M) $0.020 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 758,444 783,471 808,889 634,699 860,901 887496 914482 941,860 069630 997,782 1,026,347 1,055,293 1,084,631 849.457 874,876 = 900,563 926,516 §=— 952,730 979,204 1,005,930 1,032,906 1,060,129 1,087,503 1,115,207 1,143,234 1,171,401 194 200 208 212 218 224 230 26 242 248 255 281 287 ‘500 500 500 ‘500 500 500 500 ‘500 500 500 600 600 600 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $390,000 $390,000 $390,000 $46,273 $46,273 $46,273 «$46,273 «$46,273 «$46,273 «$48,273 $46,273 $46,273 «| $46,273 $55,527 ‘$55,527 ‘$55,527 10.4 106 10.9 14.4 1.3 11.5 1.7 11.9 121 124 128 128 13.0 81,455 62,203 82,047 63,685 84419 65,148 85,872 86,591 87,305 88,013 88,717 89,415 90,108 $2.24 $2.33 $2.42 $2.52 $2.62 $2.72 $2.63 $2.04 $3.08 $3.18 $3.31 $3.44 $3.58 $182,221 $191,251 $200,700 $210,587 $220,031 $231,752 $243,072 $254,911 $267,202 $280,240 $203,780 $307,935 $322,734 $0.215 $0.219 ‘$0. $0.227 $0.232 90.237 $0.242 $0.247 90.252 90.258 $0263 $0.269 90.276 $19,121 $20,284 $21,508 $22,780 $24,138 $25,553 $27,038 $28,596 §=— $30,230 $31,943 $33,740 $95,622 $37,595 $181,654 $192,702 $204,311 $216,505 $220,309 $242,751 $256,858 $271,659 $287,183 $303,462 $320,528 $338,413 $357,154 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 ‘$75,000 $75,000 $10,678 $10,678 $10,678 $10678 $10678 $10678 $10678 $10678 $10678 $10,678 $10,678 $10,678 $10,678 ‘$7,500 ‘$7,500 $7,500 $7,500 $7,500 ‘$7,500 $7,500 $7,500 ‘$7,500 ‘$7,500 ‘$7,500 ‘$7,500 $7,500 $479,947 $501,188 $523,468 $546,632 $571,329 $597,008 $623,019 $852,116 $681,656 $712,507 $760,752 $704,676 $830,188 0 ° o ° o 0 o o 0 0° 0 o oO 9 $0 $0 #2 $0 90 9 $0 co #0 0 #0 0 #0 90 $0 $0 $0 #9 0 $0 Co 90 90 9 co 90 $0 $0 90 $0 #2 $0 $0 9 #9 0 2 0 $0 0 $0 90 $0 0 0 $0 Co 90 $0 9 $0 so $0 $0 $0 $0 $0 0 $0 30 $0 $0 $0 0 0 90 0 90 #0 2 0 0 9 90 90 2 co 0 0 $0 Co $0 9 $0 cu 90 90 0 2 co $0 $0 $0 $0 $0 so 0 $0 0 0 90 0 $0 0 $0 $0 0 $0 so $0 so 0 0 $0 0 $0 0 9 $0 $0 0 0 #0 $0 90 2 $0 Cu $0 $470,947 $501,188 $523,468 $546,632 $571,329 $597,008 $623,919 $652,116 $681,656 $712,507 $760,752 $704,676 $830,188 0.786 0.759 0.734 0.709 0.685 0.662 0.639 0616 0.597 0577 0.857 0.538 0.520 $377,234 $380,608 $384,085 $387,660 $391,329 $395,090 $396,606 $402,866 $408,874 $410,050 $423,804 $427,823 $431,627 $3,455,748 $3,636,357 $4,220,441 $4,608,101 $4,999,431 $5,394,520 $5,783,456 $6,196,322 $6,603,198 $7,014,155 $7,438,049 $7,865,872 $8,297,609 90.633 90.640 90.647 $0.655 90.664 $0.673 90.682 $0.692 $0.703 90.714 90.741 90.753 $0.765 90.497 90.486 90.475 $0.464 90.455 90.445 90.436 90.428 90.420 90.412 $0413 ‘0.405 90.398 90.33 90.34 90.35 90.37 $0.38 $0.39 $0.41 $0.42 $0.44 $0.45 $0.47 90.48 $0.50 $158,050 $168,969 $180,578 $192,862 $205,878 $219,667 $234,268 $249,727 $286,088 $283,400 $301,713 $321,080 $341,557 $124,233 $128,333 $132,406 $136,724 $141,016 $145,372 $149,792 $154,277 $158,825 $163,438 $168,116 $172,857 $177,663 $884,478 $1,012,811 $1,145,307 $1,262,031 $1,423,047 $1,568,419 $1,718,211 $1,872,487 $2,031,313 $2,194,751 $2,362,867 $2,535,724 $2,713,386 3 8 3 3 3 3 Year 5. Waste Heat Recovery Available Waste Heat For Salle (1,000,000 Btu) (Diese! Fue! Gal Equvalert) Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years 08M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat SSSEEE SESEESE SSSsss SEsssss ‘Waste Heat Sales Net Income 8s ss &. Total Generation Expenses Minus. Net Income from Waste Heat Sales Total Expenses PW Total Expenses $435,049 $466,369 $435,049 $450,596 SSSSss SESESES 8s $499,668 $468,445, Acocumuated PW Total Expenses $435,049 $885,647 $1,352,002 Accumadated PW Savings From W. H. Sales 0 0 7. Power Costs & PCE Payments with Waste Heat Offeet 7.0 Power Costs Avg. Costfewh PWAvg Costiwh 7.b PCE Payments PCE Payment S/kwh PCE Payments PWPCE Payments Acoumuated PW PCE Payments Accumuated P.W of PCE Savings 90.732 $0.756 90.732 $0.731 $028 $027 8. Potential Rate Reduction. kwh From Sales of Waste Heat $0,782 $0.730 $0.28 SSSSss SESSESE 8s $535,061 $482,504 SSesss sesssss 8s $572,668 $499,047 $1,634, $2,333,734 0 ‘90.608 90.729 $0.29 $97,336 $104,520 $112,157 $120,272 $97,336 $100,968 $104,700 $108,478 $97,336 $196,322 $303,022 $411,500 $0 $0.835 $0.728 $0.298 $128,890 $112,321 $823,820 $0 $0,000 $50,000 96,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 $1,500 $5,985 $18,460 $82,172 $63,712 $376,698 $317,169 ‘$2,650,903 $53,643 90.531 90.447 $0.223 $99,910 $84,122 $807,942 $32,108 2007 5,481 39720 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 $1,500 $5,985 $18,460 $85,430 $06,978 $992,723 $319,481 $2,970,384 $108,130 $0.535 90.435 $0.233 $107,668 $87,588 $095,530 964,716 $0.091 2008 5,479 39701 $50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,685 $1,500 $5,985 $18,460 $88,814 $70,354 $409 593 $321,937 $3,292,320 $163,428 90.540 90.424 $0243 $115,952 $91,138 ‘$786,667 $97,812 $0.093 2009 5475 30673 ‘$50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 $5,985 $18,460 $92,301 $73,641 $427,348 $324,533 $3,616,853 $219,503 90.545, 90.414 $0.253 $124,706 $94,771 $881,439 $131,373 90.094 2010 5,470 39635, $50,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,685 $600 $1,500 $5,985 $18,460 $95,902 $77,442 $446,026 $327,263 $3,044,116 $276,325 90.551 90.405 $0263 $134,230 $96,488 $979,927 $165,380 2011 5,463 30688 $50,000 $8,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 ‘$600 $1,500 $5,985 $18,460 $99,620 $81,160 $465,673 $330,124 $4,274,241 $333,661 90.558 90.3068 90.274 $144,288 $102,280 $1,082,216 $199,816 5,455 ‘$50,000 $8,475 $1,000 $5,000 $12,475 ‘$30,000 $3,685, $1,500 $5,985 $18,460 $103,457 $84,997 $486 332 $333,111 $4,607 352 $392,079 90.565 90.387 $0.286 $155,008 $108,172 $1,188,388 $234,659 2013 5,446 30466 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 ‘$600 $1,500 $5,965 $18,460 $107,417 $88,057 $508,051 $336,219 4.943,571 $450,049 90.572 $0.379 $0.208 $166,426 $110,138 $1,296,528 $209,603 $0.100 2014 2015 2016 2017 218 2019 5.438 5,424 5412 5,307 5,382 5,365 39391 39007 39214 112 ‘39000 38880 $50,000 $50,000 $50,000 $50,000 $80,000 $60,000 $6,475 $6,475 96,475 $6.475 $7,770 $7,770 $1,000 ‘$1,000 ‘$1,000 $1,000 $1,200 $1,200 ‘$5,000 ‘$5,000 ‘$5,000 ‘$5,000 ‘$6,000 ‘$8,000 $12475 $12,475 $12,475 = $12,475 = $14,970 $14,970 $3, 885 $3,885 $83) $3,885 $3,685 $3,885 $600 $600 $600 ‘$600 ‘$600 $600 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $5,985 $5,085 $5,085 $5,985 $5,085 $5,965 $18,460 = $18,460 $18,460 $18,460 = $20,955 $20,065 $111,502 $115,714 $120,057 $124,534 $129,146 $133,807 $93,042 $97,254 $101,597 $108,073 $108,191 $112,042 $590,877 $554,662 $580,059 $608,523 $652,562 $681,734 $339,445 $342,784 $346,232 $349,785 $363,610 $367,019 $5,263,016 $5,625,800 $5,972,032 $6,321,817 $6,685,427 $7,052,446 $510,440 $570,522 $631,164 $602,338 $752,622 $813,425 $0.581 $0580 90.508 $0,608 90.636 90.646 90.371 90.364 90.357 90.351 90.354 90.348 $0310 $0.323 90.336 $0.350 90.368 90.381 $178,583 $191,620 $205,262 $219,915 $236,961 $253,484 $114,187 $118,318 $122,531 $126,828 $132,035 $136,466 $1,412,712 $1,531,030 $1,653,561 $1,780,367 $1,912.423 $2,048,680 $305,499 $341,457 $377,752 $414,364 $450,444 9 $488,635 $0.102 90.103 $0.105 $0.108 $0.105 90.107 5,348 ‘$60,000 $7,770 $1,200 $6,000 $14,970 ‘$30,000 $3,685 ‘$1,500 $5,985 $20,955 $138,790 $117,834 $712,354 $370,535 S7A22981 $874,718 90.657 90.342 0.397 $271,033 $140,979 $2,189,668 $523,519 $0.109 Napaskiak Micro Turbine -Diesel Fue! Year 1, Load Requirements kWh Sales kWh Generated kW Demand 2, Turbine Generators 100 kw 3. Expenses 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fust Fusl Cost $/Gal Fuel Cost Funl Cost S/kwh 08M Other Non-FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh (Gal Gal Fust Fusl Cost $/Gel Fusl Cost Ful Cost$/kwh Variable Non-Fusi Costs $/wh Variable Non-Fusl Costs Fied Non-Fusl Costs $/kwh Foed Non-Fusl Costs: Total Non-FusiCost Total Power Generation Experses: Total Generation Expenses 3b. Presert Worth Expenses PW Factor PW Total Cost $ ‘Accumulated PW Total Costs 4, Power Costs & PCE Payments. 4. Power Costs Avg. Costhewh PW Avg. Costiwh 4b, PCE Payments PCE Payment $/kwh PCE Payment PWPCE Payments ‘Accumulated PW PCE Payments kWhgal year 2005 = kWhvgal year 2020 = Tubine Generation Instaled Costkw 50% Avg. PCE per kwh sold = Sys Losses 1990= 15.00% Sys. Losses 2020= 8.00% Load Factor ' 05 ‘Avg. Eligible PCE kwh Sold a8 % of Total = 2001-202 2003 645,779 676,111 707,139 738,341 770,767 603,761 109178 184 ° ° ° $0 $0 $0 0 0 %0 ° ° 0 ° ° ° $131 $1.98 $1.42 $0 $0 0 $0 $0 0 0 0 %0 9 90 #0 so so $0 0 0 *” 0 $0 0 ee) 0 #0 0 $0 90 104 105 107 104,155 108,314 108,462 $163 $1.70 $1.78 $169,773 $180,223 $191,219 $0157 $0161 — $0.165 $0112 $0116 $0.21 $108,111 $114,488 $123,379 $017 $017 = $0.18 $159,166 $171,687 $185,000 $265,276 $206,146 $308,449 $435,049 $408,300 $409,688 $435,049 $406,260 $400,068 1000 0988 = 0.934 $435,049 $450,598 $406,445 $435,049 $885,647 $1,362,002 $0674 $0600 © $0.707 $0674 $0006 © $0.660 $018 $0.19 $0.19 $58,120 $62,980 $68,175 $58,120 $60,850 $63,643 $58,120 $118,970 $182,613 2004 738,663 637,378 191 ° SESEESESES OBE $73,727 $86,498 $249,110 2005 ‘771,262 871,549 199 ° BSESESSESES OOS 0871 $499,047 $2,333,734 90.742 90.647 90.21 $79,656 $69,415 $318,528, 10 13 Est. Year 2001 Fusl Cost $/gal $1.31 Est. 2001 Fixed Non-Fuel Cost $/kwh $0.25 $650 Variable Non-Fusl Cost $/kwh 0.18 (.@. Turbine O&M) ‘$0.020 2008 2007 2008 2000 2010 2011 2012 604,398 = 638,210 872,718 += 907,922 943,822 «980,418 1,017,709 908,288 941,589 977,444 1,013,646 1,050,788 1,088,264 1,126,265 207 215 23 a 240 248 257 500 500 500 500 500 500 500 $46,273 $46,273 $46,273 $48,273 $46,273 $46,273 $46,273 10.0 10.2 104 106 10.9 4 13 90,629 92,184 93,728 96,261 98,783 98,205 99,796 $1.59 $1.66 $1.72 $1.79 $1.66 $1.04 $2.02 $144,446 $152,801 $161,574 $170,786 $180,456 $190,605 $201,256 90.150 90.162 $0.165 90.168 $0.172 $0.175 90.179 $19,230 $20,578 += $22,002. $23,507 = $25,004 $26,760 $28,534 $240,370 $257,225 $275,031 $203,831 $313,674 $334,607 $356,680 $32,500 $32,500 $32,600 $32,500 $32,500 $32,500 $32,500 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $10,676 «$10,678 = $10,678 += $10,678 = $10,678 = $10,678 += $10,678 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 $7,500 $7,500 ‘$7,500 $500,997 $527,555 $555,568 $585,075 $616,175 $648,932 $683,421 ° oO 0 o oO 0 0 0 $0 » 9 $0 90 90 0 0 0 0 9 *” 0 2 a 0 0 Po 90 a 0 $0 0 0 0 0 0 0 0 0 0 0 0 $0 Co 0 0 0 $0 #0 $0 ~ 90 0 0 $0 % $0 $0 90 0 0 $0 ~ 0 2 0 0 0 a 0 Po 0 0 % 0 0 0 $0 $500,997 $527,555 $565,558 $585,075 $616,175 $648,932 $683,421 0.842 0814 0.786 0.750 07% 0.700 0.685 $421,828 $429,106 $496,664 $444,313 $452,107 $460,040 $468,108 $2,785,550 $3,184,725 $3,621,380 $4,065,701 $4,517,808 $4,077,848 $5,445,054 90) $0.629 90.637 90.644 90.653 90.662 90.672 90.524 90.512 ‘80.500 90.489 90.479 90.469 $0.460 $0.21 $0.22 $0.23 $0.24 $0.25 $0.25 $0.26 $85,964 $92,734 $99,031 $107,600 $115,770 $124,468 $133,724 $72,308 © $75,439 «$78,545 = $81,713 $84,044 9 $88,238 «$01,504 $300,921 $466,360 $544,005 $626,618 $711,562 $799,800 $891,393 Fusl Inflaction Factor 40% Waste Heat Capital invest per KW General inflation Factor 30% Discount Rate 35% Hot Water Waste Heat Boller = $100 2013 2014 2015 2016 2017 2016 2019 2020 1,055,697 1,094,381 1,133,761 1,173,637 1,214,600 1,256,077 1,208,240 = 1,341,100 1,164,788 1,203,819 1,243,358 1,283,395 1,323,024 1,364,937 1,408,427 1,448,368 286 275 284 293 2 312 21 3 500 500 500 500 ‘500 600 600 600 $46,273 $46,273 $46,273 $46,273 $46,273 $55,527 $55,527 $55,527 11.5 W7 11.9 12.4 124 126 128 13.0 101,288 102,785 104,234 105,601 107,138 108,575 = 110,000 111,414 $2.10 $2.18 $2.27 $2.36 $2.45 $2.55 $2.65 $2.76 $212,432 $224,156 $236,454 $249,351 $262,875 $277,055 $291,920 $307,501 90.182 $0.186 0.190 $0.194 $0.199 ‘$0.203 ‘90.208 $0.212 $90,396 © $32,357 $34,422) $36,505 $38,085 41,202 ($43,623 $46,485 $379,945 $404,458 $430,275 $457,454 $486,057 $516,147 $547,792 $581,059 $75,000 $78,000 $75,000 $75,000 $75,000 $75,000 ‘$75,000 ‘$75,000 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 $7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 $719,724 $757,922 $798,101 $840,352 $884,767 $947,200 $996,240 $1,047,751 o ° 0 0 0 0 0 ° 0 9 $0 90 0 0 #0 #2 0 cd 0 0 9 #0 0 0 0 0 a 0 90 $0 2 0 9 2 0 #0 0 0 90 90 90 0 0 90 90 0 #0 9 90 0 0 0 0 cd 0 9 0 0 0 0 0 0 0 0 0 0 0 0 0 CJ 0 0 30 0 $0 0 9 9 0 0 $0 *” 9 0 9 0 0 0 $719,724 $757,922 $798,101 $840,352 $884,767 $047,200 $906,240 $1,047,751 0662 0.630 0.618 0se7 0s77 0.857 0.538 0.820 $476,301 $484,618 $493,052 $501,506 $510,251 $527,783 $596,337 $544,993 $5,922,256 $6,408,874 $6,899,928 $7,401,524 $7,911,775 $8,430,558 $8,975,805 $0,520,688 90.682 90.693 90.704 90.716 90.728 90.754 90.767 90.781 90.451 90.443 90.435 90.427 90.420 90.420 90.413 90.408 $0.27 $0.28 $0.20 $0.30 90.31 $0.32 90.33 90.35 $143,571 $154,041 $165,160 $176,993 $160,560 $202,883 $217,082 $232,044 $95,013 $08,494 $102,038 $105,645 $100,315 $113,047 $116,842 $120,699 $986,408 $1,084,900 $1,186,939 $1,292,584 $1,401,609 $1,514,946 $1,631,788 $1,752,487 Year 2001 2002 2003 2004 2005 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) 0 20 0 90 $0 (Ciese! Fust Gal Equivalent) 0 9 co) 0 $0 Capital Investment $0 $0 $0 90 $0 Dett Service @ 5%, 10 Years 2 2 2 #0 30 O&M at 2% of Investment $0 so $0 $0 $0 Replacement at 10% of Investment 0 2 90 2 0 Total Expenses Heat Recovery 2 2 0 0 0 District Heating System Capital Investment $0 $0 0 $0 so Dett Service @ 5%, 10 Yeers #0 0 $0 9% 0 08M at 2% of Investment #0 0 0 #0 0 Replacement @ 5% on Investment $0 so so $0 so Total Expenses District Heating 0 2 0 0 0 Total Expenses Weste Heat 2 2 so 0 0 Waste Hest Sales Net Income 2 #0 » 0 so so so #9 0 0 6. Total Generation Expenses Minus. Net Income from Waste Heat Sates Total Expenses $435,049 $466,369 $499,668 $535,061 $572,668 PW Total Expenses $435,049 $450,598 $466,445 $482,504 $499,047 Accumulated PW Total Expenses $435,049 $885,647 $1,352,002 $1,834,686 $2,333,734 Accumuated PW Savings From W. H. Sales *” 0 9 0 0 7. Power Costs & PCE Payments: with Waste Heat Offset 7.0 Power Costs Avg Cost/kwh $0674 $0690 $0.707 90724 90.742 PW Avg. Cost/kwh 90674 «$0666 $0,660 $0653 $0647 7.b PCE Payments PCE Payment $/kwh $018 $0.19 $0.19 $0.20 $0207 PCE Payments $58,120 $62,980 $68,175 $73,727 $79,656 PW PCE Payments $58,120 $60,850 $63,643 $66,498 9 $60.415 Accumulated PW PCE Payments $58,120 $118,970 $162,613 $249,110 $318,528 Acoumuated P.W of PCE Savings 0 0 20 co #2 8. Potential Rate Reduction. kwh From Sales of Waste Heat 0 2 2 9 $0.000 6.215 45039 $50,000 $6.475 $1,000 ‘$5,000 $12,475 $30,000 $3,685 $600 $1,500 $5,985 $18,480 $71,783 $53,323 $447,674 $376,929 $2,710,663 $44,896 $0.557 90.469 $0.151 $80,655 $51,070 $369,598 $21,328 2007 6,261 45371 $50,000 $6475 $1,000 $5,000 $12,475 ‘$30,000 $3,685 $600 $1,500 $5,965 $18,460 $75,205 $56,745 $470,810 $383,004 $3,003,667 $91,058 90.562 90.457 90.157 $65,780 $53,512 $423,108 $43,283 2013 6479 40046 ‘$50,000 $8,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,685 ‘$600 $1,500 $5,965 $18,460 $96,462 $80,002 $639,722 $423,357 2014 2015 2016 6,505 6530 6,551 47140 47316 47472 $50,000 $50,000 $50,000 $6,475 $6,475 $6,475 $1,000 $1,000 $1,000 ‘$5,000 $5,000 ‘$5,000 $12,475 $12.475 $12,475 $90,000 $30,000 $30,000 $3,865 = $3,885 $3,885 $600 $600 ‘$600 $1,500 $1,500 $1,500 $5,985 $5,985 $5,985 $18,460 «$18,460 = $18,460 $102,625 $107,336 $111,999 $84,365 © $88,876 = $93,538 $673,557 $700,225 $746,813 $430,675 $436,147 $445,766 ‘$3,482,943 $3,878,680 $4,281,083 $4,690,269 $5,108,467 $5,529,825 $5,960,500 $6,308,646 $6,844,412 2008 2000 2010 2011 2012 6,304 6.344 6,382 6,417 6,449 45683 45075 46247 46499 46732 $50,000 $50,000 $50,000 $50,000 $50,000 $6,475 $6475 $6,475 6475 6.475 ‘$1,000 $1,000 $1,000 $1,000 ‘$1,000 ‘$5,000 ‘$5,000 ‘$5,000 $5,000 ‘$5,000 $12475 $12,475 $12,475 $12,475 = $12,475 $3,885 $3,685, $3,885 $3,685 $3,885 ‘$600 ‘$600 ‘$600 $600 ‘$600 $1,500 $1,500 $1,500 $1,500 $1,500 $5,985 $5,985 $5,985 $5,985 $5,965 $18,460 $18460 $18,460 $18460 $18,460 $76,751 $82,424 9 $88,229 $90,168 9 $94,244 $60,290 $63,064 $87,768 = $71,707 $75,784 $495,268 $521,111 $548,407 $577,225 $807,637 $389,276 $395,738 $402,383 $400,205 $416,199 $138,446 $187,021 $236,745 $267,579 $339,487 90.568 $0574 $0.581 90.580 90.597 90.446 90.436 90.426 90417 $0409 90.163 90.170 $0.177 90.184 90.192 $71,283 $77,218 = $83,580 $00,407 $97,727 $56,035 $58,640 «$61,325 $64,001 $68,938 $479,143 $537,783 $509,108 $663,190 $730,137 $85,762 $88,635 $112,454 $136,600 $161,256 $0.069 0.070 0.072 $0073 90.074 $392,431 90.608 $0.401 ‘$0.200 $105,570 $69,064 $800,001 $186,405 90.076 $446,374 $501,280 $557,112 $0615 90.628 $0636 90.394 $0.388 $0360 $0208 $0.217 90.226 $113,968 $122,953 $132,562 $72,871 $75,968 = $79,125 $872,873 $948,631 $1,027,956 $212,028 $238,108 $284,628 90.077 0.078 $0.080 2017 2018 2019 6,570 6,587 6,601 47610 47730 47830 ‘$50,000 $60,000 ‘$80,000 $6,475 $7.70 $7,770 $1,000 $1,200 $1,200 ‘$5,000 ‘$8,000 $8,000 $12,475 $14,970 $14,970 $30,000 $30,000 $30,000 $3,085 = $3,885 $3,865 $600 $600 $800 $1,500 $1,500 $1,500 $5,085 $5,985 $5,985 $18,460 $20,955 $20,055 $116,817 $121,704 = $128,903 $98,357 $100,639 $105,978 $786,411 $846,361 $800,282 $453,528 $471,506 $479,283 ‘$7,297,940 $7,769,536 $8,248,818 $813,635 $670,022 $727,077 90.647 90674 $0.686 $0373 $0.375 $0.369 $0235 $0247 $0.257 $142,631 $154,984 $166,602 $82,371 $86,358 = $80,741 $1,110,328 $1,196,685 $1,286,425 $291,571 $318,261 $345,361 6612 47013 ‘$60,000 $7,770 $1,200 ‘$6,000 $14,970 ‘$30,000 $3,685 $1,500 $5,985 $20,955 $132,230 $111,283 $996,467 $487,109 $8,735,927 $784,961 $0698 90.363 $0.267 $179,184 $93,204 $1,379,630 $372,857 Newtok MicroTurbine -Diesel Fuel Yoar 1. Load Requirements kWh Sales kWh Generated kW Demand 2, Turbine Generators: 100 kw 2. Expenses 3.0 Expenses Copital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fue! Foust Cost $/Gal Fuel Cost Fual Cost $/kwh C&M ‘Other Non FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh Gal Gal Fust Fuel Cost $/Gal Fusl Cost Fusl Cost$viwh Variable Non-Fuel Costs $owh Variable Nor-Fuel Costs Foesd Non-Fusl Costs $fowh Foeed Non-Fusl Costs Total Non-FustCost Total Power Generation Expenses Total Generation Expenses 31, Present Worth Expenses PW Factor PW Total Cost $ ‘Accumulated PW Total Costs 4. Power Costs & PCE Payments 4.8 Power Costs, Avg. Costiewh PW Avg. Costiewh 4b. PCE Payments PCE Payment $/kwh PCE Payment PWPCE Payments ‘Accumulated PW PCE Payments Sys Losses 1999 = Sys. Losses 2020 = Load Factor . 15.00% 8.00% os Avg. Eligible PCE kwh ‘Sold as % of Total = 2001 2002 343,575 392,821 90 363,204 414,053 5 ° ° BEBSEBEESEN OBS BEBEBESEBR OSS 10.4 104,155 $1.63 $169,773 $0.157 $0.112 $106,111 $114,458 $0.17 $0.17 $159,166 $171,687 $265,276 $286,146 $435,049 $466,360 105 108,314 $1.70 $180,223 90.161 90.116 $435,049 $466,360 1,000 0.968 $435,049 $450,598 $435,049 $885,647 $1,266 $1,266 $1.264 $1,241 $0.30 $031 $68,997 $73,304 $66,997 $70,825 $66,997 $137,822 65% Avg. PCE per kwh soki = 2003 383,377 435,772 wn ° SSSESEESES Oo 8E 10.7 108,462 $1.76 $191,219 90.165 90.121 $123,370 $0.18 $185,060 $308,449 $499,668 $490,668 0.934 $406,445 $1,352,002 $1303 $1217 $0.32 ‘$80,063 $74,750 $212,580 2004 404,094 457,973 105 ° BSESESEESEB OSS $0.170 $0.128 $132,910 $0.19 $199,365 $332,275 $535,061 $535,061 0.902 $482,504 $1,834,686 $1,324 $1,194 90.33 $87,365 $78,798 $291,379 2005 425,355 480,651 110 ° e SESESEESES00SS 0.871 $499,047 $2,333,734 $1.46 $1.173 $0.34 $95,180 $82,944 $374,323, kWhygal year 2005 = kWhigal year 2020 = ‘Tubine Generation Installed Cost/kw 2008 447,160 503,800 115 ‘$325,000 ‘$48,273 10.0 50,380 $1.55 $77,845 $0.155 $10,690 $261,896 $82,500 BSESESESEESO $447,; 0.842 $376,683 $2,710,417 $1.000 $0.842 $0.36 $103,562 $87,196 $461,519 10 13 $650 03 2007 2008 469,509 492,402 527,415 581,490 120 128 500 500 $325,000 $325,000 $46,273 $46,273 10.2 10.4 51,635 — §2,883 $1.61 $1.67 $82,975 $88,370 90.157 $0.160 $11,528 $12,414 $282,397 $304,146 $32,500 $32,500 $75,000 $75,000 $10,678 $10,678 ‘$7,500 ‘$7,500 $473,850 $501,891 0 o 0 $0 90 $0 $0 $0 90 $0 0 0 90 $0 90 $0 $0 $0 0 0 90 0 $473,850 $501,801 0.814 0.786 $385,477 $304,462 $3,095,694 $3,490,375 $1.009 $1.019 90.621 $0.601 $0.37 $0.38 $112,544 $122,162 $91,554 $06,018 $553,073 $649,092 Est. Year 2001 Fuel Cost $/gal $1.27 Est. 2001 Fixed Non-Fusl Cost $/kwh 90.49 ‘Variable Non-Fusl Cost $/ewh (Le. Turbine O&M) $0.020 2009 2010 2011 2012 515,630 ©539,620 564,345 «580,414 576,020 601,000 626,423 652,285 132 137 143 149 500 ‘500 500 ‘500 $325,000 $325,000 $325,000 $325,000 $46,273 $46,273 $46,273 $46,273 106 10.9 1404 13 84,123 55,355 56,580 87,797 $1.74 $1.61 $1.68 $1.96 $94,070 $100,080 $108,386 $113,000 90.163, 90.168 $0.170 $0.173 $13,355 = $14,352, $15,408 = $16,526 $327,205 $351,636 $377,508 $404,885 $75,000 $75,000 $75,000 $75,000 $10,678 = $10,678 = $10,678 += $10,678 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 $531,581 $563,000 $506,231 $631,361 o ° ° 0 $0 0 $0 90 0 so 90 $0 $0 $0 $0 0 90 9 co 0 2 $0 #0 0 0 0 $0 0 0 90 co Co $0 $0 90 $0 9 0 2 $0 0 $0 90 $0 $531,581 $563,000 $506,231 $631,361 0.750 07M 0.700 0.685 $403,680 $413,001 $422,680 $432,448 $3,804,084 $4,307,155 $4,729,634 $5,162,263 $1.031 $1.043 $1,057 $1.071 $0.783 90.765 90.749 $0.74 $0.40 $0.41 $0.42 90.44 $132,456 $143,465 $155,233 $167,803 $100,589 $105,265 $110,047 $114,936 $749,680 $854,945 $964,993 $1,079,928 2013 615,027 678,580 155 BEBSESEEEEBO $5,604,672 $1,087 90.719 $0.45 $181,223 $119,930 $1,199,859 Fusl Inflaction Factor 4.0% General Inflation Factor 3.0% Discount Rate 35% 2014 2015 2016 641,184 = 687,885 695,129 705,302 732,447 += 760,008 161 167 174 ‘500 500 ‘500 $325,000 $325,000 $325,000 $46,273 $46,273 $46,273 14.7 11.0 12.14 60,209 61,403 62,589 $2.11 $2.20 $2.29 $127,320 $135,030 $143,153 $0.181 90.184 90.186 $18,957 $20,278 $21,672 $32,500 $32,500 $32,500 $10,678 $10,678 $10,678 ‘$7,500 $7,500 ‘$7,500 $707,683 $749,068 $792,735 ° ° 0 90 #9 au 9 #0 9 9 $0 $0 #0 $0 0 9 $0 0 0 0 9 9 a 90 $0 #0 9 0 $0 9 0 0 0 $707,683 $749,068 $792,735 0.639 0618 0.597 $452,498 $462,760 $473,176 $6,057,168 $8,519,928 $6,993,104 $1,104 $1.122 $1.140 $0.708 90.603 $0681 $0.47 90.49 ‘$0.50 $195,543 $210,615 $227,094 $125,081 $130,238 $136,550 $1,324,889 $1,455,127 $1,590,677 Waste Heat Capital Invest per KW Hot Water Waste Heat Boiler = $100 2017 2018 2019 2020 T2918 751,251 780,128 809,549 787,061 816,360 845,130 874,313 180 186 193 200 500 00 600 600 $325,000 $300,000 $390,000 $390,000 $46,273 $55,527 $55,527 $55,527 124 126 128 13.0 63,767 4.938 66,100 67,255 $238 $2.47 $2.57 $2.68 $151,682 $160,645 $170,082 $179,954 $0.192 $0.197 90.201 90.208 $23,144 = $24,696 $26,334 ‘$28,060 $567,016 $605,080 $645,182 $687,478 $10678 = $10,678 $10,678 $10,678 ‘$7,500 ‘$7,500 ‘$7,500 $7,500 $838,783 $903,107 $954,284 $1,008,197 o ° o 0 0 90 2 $0 90 $0 90 $0 9 0 co 9 #0 9 9 0 0 0 0 $0 90 0 0 $0 0 9 0 co 90 $0 Co 2 0 cd 90 $0 #0 0 0 0 $838,783 $903,107 $954,284 $1,008,197 0577 0.587 0.538 0.520 $483,737 $503,215 = $513,749 $524,419 ‘$7,476,841 $7,960,056 $8,493,805 $9,018,224 $1.160 $1.202 $1.223 $1245 90.660 $0.670 90.650 90.648 90.52 90.54 $0.56 90.58 $244,438 $262,909 $282,570 $303,490 $140,960 $146,494 = $152,125 $157,862 $1,731,646 $1,878,140 $2,030,265 $2,188,127 Year 2001-2002 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) $0 0 (Diesel Fue! Gal Equivalent) #0 $0 Capital Investment $0 $0 Debt Service @ 5%, 10 Years $0 $0 O&M at 2% of Investment $0 0 Replacement st 10% of Investment 0 0 Total Expenses Heat Recovery 0 0 District Heating System Capital investment 0 #0 Debt Service @ 5%, 10 Years 0 0 O&M at 2% of investment #0 0 Replacement @ 5% on Investment 0 0 Total Expenses District Heating 0 0 Total Expenses Waste Heat 0 %0 Waste Heat Sales, Net Income %0 0 0 0 Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $435,049 $466,369 PW Total Expenses $435,049 $450,598 Accumulated PW Total Expenses $435,049 $885,547 Accumulated PW Savings From WH. Sales: 9 ss 7. Power Costs & PCE Payments with Waste Heat Offset 7.8 Power Costs Avg. Costiewh $1,266 $1,284 PWAvg. Costixwh $1,206 $1.241 7b PCE Payments PCE Payment $wh $030 $031 PCE Payments $08,997 $73,304 ‘Acouradated PW PCE Payments Accumuated PW of PCE Savings so 9 8. Potentia! Rate Reduction kwh From Sales of Waste Heat 2 0 3 3 | SSSESE SESEEES SSSSSE SSSESES SSSESS SESEEES ss ss $482,504 $499,047 $1 382,092 $1,834,686 $2,333,734 $80,083 $87,365 $05,180 PWPCE Payments: $06,097 $70,625 $74,750 $78,708 $82,044 $06,997 $137,822 $212,580 $291,379 $374,323 2008 3,455 25037 ‘$50,000 96.475 $1,000 ‘$5,000 $12,475 $30 000 $3885, ‘$600 $1500 $5985 $18 460 $38,685 $20,225 $427,156 $359,654 $2,693,388 $17,029 90.955 $0,804 $0313 $91,073 $76,681 $451,004 $10,515 $0045 2007 3,507 25414 $50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,685 ‘$600 $1,500 $5.065 $18,460 $40,638 $22,378 $451,472 $967,272 ‘$3,080,660 $35,234 $0,062 $0,782 $0.323 $98,725 $80,313 $531,317 $21,757 1.048 3,557 25775 ‘$50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,985 $18,460 43,076 $24,615 $477.275 $375,134 $3,435,794 $54,581 $0.969 $0,762 90.334 $108,962 $84,071 $615,388 $33,704 3,605 26121 ‘$50,000 $8,475 $1,000 ‘$5,000 $12,475 $30,000 $3,685 $600 $1,500 $5,965 $18,460 ‘$45,400 $26,990 $504,642 $383,231 $3,819,025 $75,030 $0978 $0.743 $0345 $115,621 $87,056 $703,344 $46,337 90.052 2010 3,650 26451 ‘$50,000 96.475 $1,000 $5,000 $12,475 $30,000 $3,685 600 $1,500 $5,965 $18,460 47,813 $29,352 $833,648 $991,554 $4.210,579 $0,989 $0.725 $0.357 $125,340 $795,310 2011 3,694 (26768 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,685 $600 $1,500 $5,985 $16,460 $50,317 $31,657 $564,375 $400,096 $4,610.675 $119,160 $1,000 $0,709 $0370 $135,561 $96,102 $001,411 $73,581 90.056 2012 3,735 (27085 ‘$50,000 96.475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 $600 $1,500 $5,985 $18,460 $52,916 $34,455 $1,013 90.694 $146,527 $100,363 $991,774 $88,154 2013 3,774 27350 ‘$50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 $5,965 $18,460 $55,610 $37,150 $596,908 $631,331 $408,848 $417,804 $5,019,523 $5,437,327 $142,760 $167,345 $1,027 $0670 $158,263 $104,749 $1,096,523 $103,336 $0080 2014 3.811 27619 $50,000 $6,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 $600 $1,500 $5,985 $18,460 $58,404 $39,044 $687,739 $426,955 $436,295 ‘$5,864,262 $6,300,578 $192,685 $1.041 $0,666 $0410 $170,877 $109,260 $1,205,783 $119,107 $0,082 3,047 27873 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,985 $18,460 $61,300 42.839 $708,228 $219,351 $1,057 $0.653 90.425 $164,362 $113,605 $1,319,678 $135,449 3,880 26113 $50,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,685 $1,500 $5,985 $18,460 $64,299 $48,639 $746,896 $445,815 $6,746,393 $246,711 $1.074 90.641 $0.440 $198,789 $118,685 $1,438,333 $152,344 $0088 3,011 26337 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,665 $1,500 $5,985 $16,460 $67,405 $48,044 $789,849 $455,510 $7,201,903 $274,938 $1,083 $0.630 90.456 $214,215 $123,530 $1,861,872 $100,774 3,939 28547 ‘$60,000 $7,770 $1,200 ‘$8,000 $14,970 $30,000 $3,885 $1,500 $5,985 $20,955 ‘$70,620 $49,665 $853,443 $475,541 $7,677,445 $302,611 $1.136 $0633 90.476 $232,241 $129,408 3,906 (28742 $60,000 $7,770 $1,200 $6,000 $14,970 $30,000 $3,885 $1,500 $5,985 $20,985 $73,947 $52,001 $901,292 $485,221 $8,162,665 $331,140 $1,155 90.622 $0.493 $249,648 $134,509 $1,691,278 $1,825,788 $186,862 $204,479 $0,088 3,991 ‘$80,000 $7,770 $1,200 ‘$8,000 $14,970 ‘$30,000 $3,685 $1,500 $5,985 $20,955 ‘$77,388 $96,432 $951,765 $495,066 $8,657,731 $360,493 $1.176 $0612 $0511 $139,736 $1,985,523 $222,605 $0070 Nitghtmute MicroTurbine -Diesel Fuel Year 1. Load Requirements kWh Sales kWh Generated kW Demand 2, Turbine Generators: 100 kw 3. Expenses 3. Expenses ‘Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fust Fual Cost $/Gal Fuel Cost Fusl Cost $/kwh 08M Other Non FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace ard O&M 10% of Cost Total Expense Turbine Generation kWh (Gal Gal Fust Fusl Cost $/Gal Fuel Cost Fuel Cost$/kwh ‘Variable Non-Fusl Costs $/ewh Variable Non-Fusl Costs Foed Non-Fusi Costs $/kwh Fed Non-Fusl Costs Total Non-FusiCost Total Power Generation Expenses: Total Generation Expenses 3.b. Present Worth Expenses PW Factor PW Total Cost $ Accumulated PW Total Costs 4. Power Costs & PCE Payments 4.2 Power Costs Avg. Costfewh PW Avg. Costikwh 4b. PCE Payments PCE Payment S/kwh PCE Payment PWPCE Payments Accumuated PW PCE Payments Sys Losses 1999 = Sys. Losses 2020 = Load Factor : 15.00% 8.00% Os Avg. Eligible PCE kwh ‘Sold as % of Total = 2001 2002 408,844 467,445 107 427,679 487,554 m1 ° ° s BSEBESESEBE OOS BSESESEEEBBZ OOS 10.4 104,155 108,314 $163 $1.70 $169,773 $180,223 $0.157 $0.161 $0112 $0.116 $108,111 $114,458 $0.17 $0.17 $159,168 $171,687 $265,278 $266,146 $435,049 $466,360 10.5 $435,049 $468,369 1,000 0.966 $435,049 $450,506 $435,049 $885,647 $1.064 $1,084 $1,090 $1,054 $0.22 $49,267 $47,601 $93,105 $0.21 $45,504 $45,504 $45,504 kWhygal year 2005 = kWhigal year 2020 = ‘Tubine Generation Installed Cost/kw 53% Avg. PCE per kwh sold = 2003 446,933, 508,014 116 ° SESESESEBR008S 10.7 108,462 $191, 219 90.165 90.121 $123,379 90.18 $185,060 $308,449 $499,668 $490,668 0.934 $468,445 $1,352,002 $1,118 $1,044 90.22 $53,287 $49,744 $142,849 2004 466,608 528,820 121 ° BEBSESESEBZ 0088 $1,604,686, $1.47 $1,034 $0.23 $57,579 $51,933 $194,782 2005 406,698 549,969 126 ° BESESEEEEL oS 3 o 112,724 $1.91 $214,951 $0.174 $0.131 $143,067 $0.20 $214,631 $357,718 $572,668 $572,668 0.871 $499,047 $2,333,734 $1.17 $1,025 $0.24 $62,161 $54,169 $248,951 10 13 $850 021 2008 2007 2008 507,208 © §28,137 549,484 571,454 = 593,274 615,422 130 135, 141 500 500 500 ‘$325,000 $46,273 10.4 59,013 $1.76 $104,061 $0.169 $13,653 $193,946 $32,500 ‘$75,000 $10,678 ‘$7,500 $408,811 ° 0 0 $0 $0 0 0 $0 $0 0 $0 $0 $0 0 0 90 0 $0 $0 $0 9 2 2 #2 so 90 0 so 0 $0 9 90 0 $371,983 $380,916 $408,811 0.842 0.814 0.786 $313,208 $317,198 $321,321 $2,646,941 $2,964,140 $3,285,461 $0.733 $0.738 90.744 $0618 $0.601 90.585 $0.25 $0.26 $0.27 $67,048 $72,258 = $77,810 $56,452 $58,782 $61,158 $305,404 $364,185 $425,343 Est. Year 2001 Fuel Cost $/gal $1.34 Est 2001 Fhaxd Non-Fuel Cost kwh $0.28 Variable Non-Fuel Cost $/kwh (Le. Turbine 08M) $0,020 2009 2010 2011 2012 571,250 503,435 616,038 630,081 637,898 860,601 683,802 707,228 148 151 158 161 500 500 500 500 $325,000 $325,000 $325,000 $325,000 $48,273 $48,273 $48,273 $48,273 106 109 11.4 11.3 50,937 60,853 «61,763 (62,688. $183 $1.01 $1.08 $2.08 $100,017 $116,081 $122,508 $129,271 $0172 $0178 $0179 $0183 $14,700 $15,778 $16.820 $17,918 $207,050 $220,802 $235,477 $250,851 $32,500 $32,500 $22,500 $32,500 $75,000 $78,000 $75,000 $75,000 $10,678 $10,678 $10,678 $10,678 $7,500 $7,500 $7,500 $7,500 $428,716 $449,682 $471,758 $494,901 0) 0 0 ° $0 $0 $0 $0 90 $0 $0 90 0 90 a $0 9% $0 90 $0 0 $0 0 $0 90 #0 $0 $0 $0 9 90 so 9 $0 9 $0 0 9 90 $0 $0 $0 $0 $0 $428,716 $449,882 $471,758 $494,901 0759 0734 0709 «0.885 $225,572 $320,046 $334,437 $330,042 $3,611,033 $3,040,970 $4,275,416 $4,614,458 $0750 $0758 © $0788 «$0775 $0570 $0558 «= $0543 $0531 $028 = $0.29 $020 $031 $83,723 $00,018 $06,718 $103,844 $63,580 $86,049 $68,565 $71,127 $488,023 $554,972 $623,537 $604,665 Fuel Inflaction Factor 40% Waste Heat Capital Invest per KW General Inflation Factor 3.0% Discount Rate 35% Hot Water Waste Heat Boiler = $100 2013 2014 2015 2016 2017 2018 2019 2020 662,501 686,361 9 710.639 9 735,338 §=— 722,018 §=— 751,251 780,128 809,549 730,959 754,997 779,334 = 803,967 787,061 816,359 845,139 874,313 167 172 178 184 180 186 193 200 500 500 500 ‘500 500 600 600 600 $325,000 $325,000 $325,000 $325,000 $325,000 $390,000 $390,000 $390,000 $46,273 $46,273 | $46,273 $46,273 $46,273 $55,527 $55,527 ‘$55,527 11.5 WT 11.9 12.14 12.4 126 128 13.0 63,562 64,451 65,333 66,209 63,767 64,938 66,100 67,255 $2.15 $2.23 $2.32 $2.41 $2.51 $261 $2.71 $2.82 $136,364 $143,803 $151,603 $159,780 $160,043 $169,499 $179,435 $189,872 $0187 $0190 $0195 © 80.199 0.203 $0.208 $0.212 $0.217 $19,075 $20,203) $21,578 = $22,925 $23,144 = $24,006. $26,334 ‘$28,080 $287,046 $284,103 $302,059 $320,954 $324,009 $345,749 $368,676 $392,844 $32,500 $32,500 $32,500 $32,500 $32,500 $39,000 $39,000 $39,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $10,678 $10,678 + $10,678 += $10,678 + $10.678 §=—- $10,678 $10,678 $10,678 ‘$7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 $519,436 $545,150 $572,188 $600,611 $804,146 $652,650 $687,150 $723,483 ° 0 0 0 ° 0 o ° $0 $0 $0 $0 $0 0 $0 $0 $0 $0 $0 $0 $0 $0 0 $0 0 $0 0 $0 0 $0 $0 0 90 a 9 0 9 90 20 co 0 $0 $0 9 $0 a 9 9 90 $0 9 0 9 #0 a $0 co so so 0 0 Cu a 9 $0 $0 $0 90 $0 90 $0 $0 cd 0 $0 0 9 co 0 2 0 0 $0 9 #9 90 0 9 $519,436 $545,150 $572,186 $600,611 $604,146 $852,650 $687,150 $723,483 0.662 0.639 0618 0.507 Os77 0.557 0.538 0.520 $343,754 $348,571 $353,487 $358,499 $348,415 $363,659 $360,035 $376,324 $4,958,212 $5,306,783 $5,680,270 $6,018,769 $6,367,164 $8,730,843 $7,100,778 $7,477,102 90.784 $0.794 $0.805, $0817 $0.836 $0.669 90.681 90.894 90.519 $0.508 $0.497 90.488 $0.482 90.484 $0.474 90.465 90.32 $0.33 9m 90.35 $0.36 $0.38 90.30 $0.40 $111,421 $119,474 $128,020 $137,115 $130,518 $150,080 $161,283 $173,223 $73,736 = $76,392 «$79,004 = $81,843 = $80,461 $83,614 $86,828 $90,103 $768,401 $844,793 $923,887 $1,005,730 $1,086,191 $1,169,605 $1,256,633 $1,346,736 3 3 3 3 3 Year 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Close! Fuei Gal Equivalent) Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacemert at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat SSSESE SSEEEES SSSSss SESSSES Waste Heat Sales Net Income 8s ss 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $435,049 $466,369 PW Total Expenses $435,049 $450,598 Accumulated PW Total Expenses $435,049 $885,647 Accumuated PW Savings From W. H. Sales 0 0 7. Power Costs & PCE Payments with Waste Heat Offset, 7.8 Power Costs Avg. Costxwh PWAvg Costewh 7. PCE Payments PCE Payment $owh PCE Payments PWPCE Payments Acoumnuated PW PCE Payments Acoumnuated P.W of PCE Savings $1,084 $1.084 $1.090 $1,054 $0.21 $45,504 $45,504 $45,504 0 92 $49,267 $47,601 6. Potential Rate Reduction kwh From Sales of Waste Heat » 0 SESESS SESESES $499,668 $406,445 $1,352,092 $1.118 $1,044 92 $53,287 S8ESEE SEEEEES 8s $535,061 $482,594 $1,834,686 $1.147 $1,034 $0.23 $57,579 SESSES SESEEES ss $572,668 $499,047 $2,333,734 0 $1.17 $1.025 90.241 $62,161 $49,744 «= $51,933 $54,169 $93,105 $142,849 $194,782 $248,951 2008 3,919 28399 $50,000 96.475 ‘$1,000 ‘$5,000 $12,475, $30,000 $3.685, $600 $1,500 $5,985 $18,460 $46,299 $27,839 $344,154 $289,769 $2,623,502 $23,439 $0679 $0.571 90.197 $53,031 $44,651 $293,602 $11,602 2007 3,945 28567 $50,000 $6,475 ‘$1,000 ‘$5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 $5,985 $18,460 $48,470 $30,010 $359,908 $292,786 $2,916,268 $47,852 $0.681 90.554 $57,148 $48,490 $340,092 $24,004 90.057 3,969 28763 $50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885 $600 $1,500 ‘$5,985 $18,460 $50,719 $32,259 $376,552 $295,968 $3,212,254 $73,207 $0.211 $61,567 $48,301 $988,483 ‘$36,660 2009 2010 2011 3,982 4013 4,032 28826 29078 29217 $50,000 $50,000 $50,000 96.475 $6,475 96,475 $1,000 ‘$1,000 $1,000 ‘$5,000 ‘$5,000 ‘$5,000 $12475 = $12,475 $12,475 $3,885 $3,885 $3,685, ‘$600 ‘$600 $600 $1,500 $1,500 $1,500 $5,065, $5,985 $5,965 $18,460 «= $18,460 = $18,460 $304,120 $412,684 $432,263 $3,511,560 $3,814,359 $4,120,799 $99,473 $126,620 $154,617 90.690 0.695 90.702 90.524 $0510 $0.497 $0219 90.227 90.235 906,308 = $71,300 $78,633 $50,355 $52,381 $54,468 $438,638 $491,219 $545,667 $50,085 $63,753 $77,850 90.081 90.082 90.004 2012 4,050 29345 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 ‘$600 $1,500 $5,965 $18,460 $60,535 $42,075 $452,916 $310,223 4,431,022 $183,436 $0709 $0.485 90.244 $82,659 $56,617 $802,305, $92,360 2013 4,088 20461 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 ‘$3,685 $600 $1,500 $5,965 $18,460 $63,205 $44,744 $474,692 $314,143 $4,745,165 $213,047 $0.717 $0.474 $0.253 $88,692 $58,627 $061,132 $107,260 $0,068 4,060 ‘$50,000 96,475 $1,000 $5,000 $12,475 $30,000 $3,885 $1,500 $5,985 $18,460 $65,065 $47,505 $497,645, $318,196 $5,063,361 $243,422 90.725 90.464 $0.263 $95,555 $61,098 $722,230 $122,563 2015 4,083 20658 ‘$50,000 $6,475 ‘$1,000 ‘$5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 $5,985, $18,460 $68,819 $50,358 $521,830 $322,377 $5,385,737 $274,533 90.734 90.454 $0.273 $102,674 $63,430 $785,680 $138,227 90.071 4,104 23739 ‘$50,000 $8,475 $1,000 $5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 $5,985 $18,460 $71,767 ‘$53,307 $547,304 $326,681 $5,712,418 $308,351 $0.744 $0444 90.283 $110,275 $65,822 $851,482 $154,248 $0072 2017 2018 3911 3,939 26337 28547 $50,000 $60,000 $6,475 $7,770 $1,000 $1,200 $5,000 $6,000 $12,475 = $14,970 $30,000 $30,000 $3,685 = $3,885 ‘$800 $800 $1,500 $1,500 $5,965 $5,965 $18,460 $20,955 $71,120 $74,512 $52,660 $53,557 $551,487 $599,093 $318,046 $333,817 $8,030,464 $6,364,281 $336,720 $366,562 $0.763 0.797 90.440 90.444 $0.205 $0309 $113,004 $123,004 $65,170 $68,589 $916,652 $065,241 $160,530 $184,564 90.073 sort 3,968 28742 ‘$60,000 $7,770 ‘$1,200 $8,000 $14,970 $30,000 $3,885 $1,500 $5,985 $20,985 $78,023 ‘$57,087 ‘$630,063 $330,212 $6,703,483 ‘$397,285 $0321 $132,549 $71,359 $1,056,600 $200,033, $0.073 3,991 $60,000 $7,770 $1,200 $6,000 $14,970 $20,000 $3,685 $1,500 $5,985 $20,955 $81,653 $60,698 $062,785 $344,751 $7,048,244 $428,857 90.819 $0.426 90.332 $142,661 $74,206 $1,130,807 $215,930 $0075 Platinum ‘Sys Losses 1999 = 15.00% kWhgal year 2005 = 10 Est. Year 2001 Fuel Cost $/gal $2.04 Fuel Inflaction Factor 4.0% Waste Heat Capital Invest per KW Micro Turbine -Diesel Fue! Sys. Losses 2020 = 8.00% kWhigal year 2020 = 13 General Irflation Factor 3.0% Load Factor . 05 Est. 2001 Fixed Non-Fusl Cost $/kwh $0.20 Discount Rate 35% Hot Water Waste Avg. Eligible PCE kwh Tubine Generation Installed Cost/kw ‘$850 Variable Non-Fusl Cost $/wh Heat Boiler = $100 Sok as % of Total = 38% Avg. PCE per kwh sold = 0.25 (le. Turbine O&M) $0.020 Year 2001 2002 2003 2004 2005 2008 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 1. Load Requirements kWh Sales 117,148 118,588 = 120.028» 121,468 9 122,908 124,348 = 125,788 = 127,228 »=— 128,668 = 130,108 9 131,548 132,988 134428 135,888 137,308 138,748 140,188 141,628 143,068 144,508 kWh Generated 133,039 135,190 136,432 137,664 138,886 = 140,099 141,302, 142,495 = 143,679 144.854 146,018 9 147,173 148,319 §= 149,455 = 180,581 151,698 152,805 153,902 154,990 156,069 kW Demand nM uM an uv 2 2 2 3s 3 3s 3 “ uM x“ “ Ko) 6 3 3s eB 2, Turbine Generators. 100 kw oO oO 0 ° 0 500 500 500 ‘500 ‘500 500 500 500 500 500 ‘500 ‘500 600 600 600 3. Expenses 3.a Expenses Capital Cost Turbine Generation 0 $0 0 co $0 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $390,000 $390,000 $390,000 Debt Service @ 7%, 10 Years 9 $0 0 90 $0 $46,273 $46,273 $46,273 $46,273 «= $46,273 «$48,273 $46,273 «$46,273 $46,273 «$46,273 «$46,273 «$46,273 $55,527 $55,527 $55,527 kWh (Gal O 0 0 ° o 10.0 10.2 10.4 106 10.9 11.1 11.3 11.5 WT 11.9 12.4 124 126 128 13.0 Gal Fuel o o o ° oO 14,010 13,834 13,664 13,500 13,342 13,189 13,041 12,897 12,758 12,624 12,493 12,368 12,242 12,122 12,005 Fusl Cost $/Gal $2.04 $2.12 $2.21 $2.29 $230 $2.48 $2.58 $268 $2.79 $2.90 $3.02 $3.14 $3.27 $3.40 $3.53 $3.67 $3.62 $3.97 $4.13 $4.30 Fuel Cost $0 0 $0 0 $0 $34,772 $35,708 = $36,681 $37,691 $38,739 © $39,826 «= $40,954 $42,124 $43,337 $44,504 9 $45,897 $47,248 9 $48,647 ‘$50,097 $51,598 Fual Cost $/kwh $0 0 90 $0 $0 $0.248 $0.253 90.257 90.262 90.267 $0.273 $0.278 $0.284 $0.20 $0.206 $0.303 $0.309 $0.316 90.323 90.331 08M co 0 0 so x0 $2,973 ‘$3,088 $3,206 $3,331 $3,450 $3,592 $3,729 $3,670 $4,017 $4,109 $4,328 $4,488 $4,656 $4,629 ‘$5,009 Other Non-FusiCost ro 0 #0 $0 $0 $29,726 = $30,881 $32,076 9 $33,313 $34,503 $35,017 $37,287 $38,705 = $40,171 $41,688 += $43,257 $44,880 $46,558 $48,204 ‘$50,069 Replace at 10% of Cost ro $0 90 0 $0 $82,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $39,000 $39,000 $39,000 Energy Storgy System 9 0 #0 so $0 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 ‘$75,000 Debt Service @ 7%, 10 Years 9 cd 0 0 $0 © $10,678 = $10,678 = $10,678 += $10,678 += $10,678 = $10,678 += $10,678 + $10,678 += $10,678 + $10,678 $10,678 $10678 $10,678 $10,678 $10,678 Replace and O&M 10% of Cost co 0 co 9 $0 $7,500 $7,500 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 ‘$7,500 Total Expense Turbine Generation #9 0 2 0 $0 $164,422 $168,628 $168,015 $171,286 $173,741 $176,286 $178,921 $181,650 $184,476 $187,402 $190,431 $193,567 $212,567 $215,926 $219,402 kWh /Gal 10.4 105 10.7 108 10.9 0 0 0 o ° 0 ° 0 O ° 0 0 ° 0 o Gal Fust 104,155 108,314 108,462 110,509 112,724 90 $0 co $0 $0 $0 $0 0 Co $0 90 90 0 0 90 Fusl Cost $/Gal $1.63 $1.70 $1.76 $1.83 $1.91 #0 #0 0 #0 0 $0 $0 cu 92 90 2 cd $0 0 0 Fuel Cost $169,773 $180,223 $191,219 $202,786 $214,951 0 #9 cd 0 $0 90 9 $0 90 $0 0 9 co $0 2 Fusl Cost$/kwh_ $0.157 $0.161 90.165 90.170 $0.174 9 0 $0 #9 $0 so 90 so 0 0 9 #0 2 $0 a Variable Non-Fusl Costs $/kwh $0112 $0.116 90.121 90.126 90.131 9 $0 0 9 $0 9 $0 0 90 $0 cu $0 90 $0 $0 Variable Non-Fusl Costs $108,111 $114,488 $123,379 $132,010 $143,087 co %o 90 #0 $0 $0 0 $0 $0 #9 2 co #0 9% 0 Fowed Non-Fusl Costs $/kwh $0.17 $0.17 $0.18 $0.19 $0.20 0 90 $0 $0 0 a $0 $0 90 0 9 $0 2 0 $0 Fixed Non-Fusl Costs: $150,166 $171,687 $185,089 $199,365 $214,631 2 9 0 $0 $0 so co 0 9 $0 #0 $0 2 90 0 Total Non-FusiCost $265,276 $208,146 $308,449 $332,275 $357,718 co $0 $0 $0 $0 so 0 0 #9 0 $0 $0 9 $0 0 Total Power Generation Expenses $435,049 $466,360 $499,668 $535,081 $572,668 2 0 0 9% Co 0 0 $0 90 0 9 9% $0 $0 $0 Total Generation Expenses: $435,040 $466,360 $499,668 $535,081 $572,668 $164,422 $166,628 $168,915 $171,286 $173,741 $176,286 $178,921 $181,650 $184,476 $187,402 $190,431 $193,567 $212,567 $215,926 $219,402 .b. Present Worth Expenses PW Factor 1.000 0.986 0.934 0.902 0.871 0.842 0814 0.786 0.750 O74 0.709 0.685 0.662 0.639 0618 0.597 0.577 0.557 0.538 0.520 PW Total Cost $ $435,049 $450,508 $468,445 $482,504 $409,047 $138,439 $135,552 $132,766 $130,076 $127,479 $124,972 $122,551 $120,213 $117,955 $115,774 $113,667 $111,631 $118,443 $116,248 = $114,123 Accumuated PW $435,040 $885,647 $1,352,002 $1,834,686 $2,333,734 $2,472,172 $2,607,725 $2,740,491 $2,870,587 $2,096,046 $3,123,018 $3,245,569 $3,365,782 $3,483,737 $3,509,510 $3,713,177 $3,824,808 $3,943,251 $4,050,497 $4,173,620 Total Costs: 4. Power Costs & PCE Payments 4.8 Power Costs Avg. Cost/kwh $3714 $3933 $4,163 $4.405 $4.659 $1.322 $1,325 $1.328 $1,331 91.335 $1.40 $1.345 $1.351 $1,358 $1.365 $1372 $1.38 $1,501 ‘$1,509 $1518 PW Avg Costhkwh $3.714 — $3.800 $3.686 $3.973 ‘$4.060 $1.113, $1.078 $1,044 $1.011 ‘$0.960 $0.950 $0.922 $0.894 $0.668 $0.843 0819 90.796 90.636 90.813 $0.790 4b. PCE Payments PCE Payment $/cwh $0.25 $0.26 $0.27 90.28 $0.29 $0.30 $0.31 $0.32 $0.33 $0.34 $0.35 90.36 $0.38 $0.30 $0.40 90.42 90.43 $0.45 $0.46 $0.48 PCE Payment $11,129 $11,680 $12,215 $12,794 $13,309 $14,030 $14,689 = $15,378 = $16,006. $16,846 = $17,628 «= $18,445 «= $19,297 $20,187 $21,115 $22,083 $23,083 $24,147 $25,246 $26,393 PW PCE Payments $11,120 $11,266 $11,403 $11,539 $11,676 $11,813 $11,050 $12,067 $12,223 $12,360 $12,497 $12,634 «$12,771 $12,907 $13,044 «$13,181 $13,318 = $13,455 $13,591 $13,728 Accumuated PW PCE $11,129 $22,305 $33,788 = $45,337 $57,013 $68,826 §=— $80,778 + $02,863 $105,086 $117,447 $129,944 $142,578 $155,348 $168,256 $181,300 $194,481 $207,709 $221,253 $234,845 $248,573 Paymerts 8 3 : 3 : For Sale (1,000,000 Btu) $0 $0 (Diesel Fue! Gal Equvalert) $0 $0 Capital Investment #0 9 Debt Service @ 5%, 10 Years $0 $0 O&M at 2% of Investment $0 $0 Replacement at 10% of Investment $0 $0 Total Expenses Heat Recovery $0 0 District Heating System Capital Investment $0 0 Debt Service @ 5%, 10 Years $0 $0 08M at 2% of Investment $0 $o Replacement @ 5% on Investment $0 $0 Total Expenses District Heating $0 $0 Total Expenses Waste Heat $0 $0 Waste Heat Sales Net Income 0 $0 $0 0 6. Total Generation Expenses Minus ‘Net Income from Waste Heat Sales Total Expenses $435,049 $466,369 PW Total Expenses $435,049 $450,598 ‘Accumulated PW Total Expenses $435,049 $885,647 Accumuated PW Savings From W. H. Sales $0 $0 7. Power Costs & PCE Payments with Waste Heat Offset 7. Power Costs Avg. Costiwh $3714 $3,933 PWAvg. Costkwh $3,714 $3.800 7.b PCE Payments PCE Payment $/kwh $025 $0.26 PCE Payments $11,129 $11,660 PW PCE Payments $11,129 $11,266 ‘Accumulated PW PCE Payments $11,129 $22,305 Acoumuiated P.W of PCE Savings 30 $0 8. Potential Rate Reduction kwh From Sales of Waste Heat $0 so BSSEES SESEEES ss $499,668 $486,445 $1,362,002 $4,163 $3,866 $0.27 $12,215 $11,403 $33,798 SESESE SESEEES 8s $635,061 $482,504 $1,634,686 SSSSss Seessss ss $572,668 $499,047 $2,333,734 $4659 $4,060 $0.287 $13,309 $11,676 $57,013 $0.000 2008 2007 961 940 6962 6809 $50,000 $50,000 $6,475 $6,475 $1,000 $1,000 ‘$5,000 ‘$5,000 $12,475 $12,475 $30,000 $30,000 $3,865 $3,685 ‘$600 ‘$600 $1,500 $1,500 $5,965 $5,965, $18,460 = $18,460 $17,280 $17,575 $1,180 $ee8 $165,602 $167,514 $139,432 $136,273 $2,473,188 $2,600,439 $904 $1,714 $1,332 $1.332 $1,121 $1,083 ‘$0308 $0.314 $14,456 $15,009 $12,172 $12,210 $69,185 $81,305 $359 619 -$0.009 = -$0.007 2008 2009 919 899 6660 6515 $50,000 $50,000 $6,475 $6,475 $1,000 ‘$1,000 ‘$5,000 ‘$5,000 $12,475 $12,475 $30,000 $30,000 $3,885 $3,685 $600 ‘$600 $1,500 $1,500 $5,965 $5,985, $18,460 $18,460 $17,878 $18,190 $562 -$270 $169,498 $171,556 $133,224 $130,281 $2,742,662 $2,872,044 $2,172 $2,377 $1.332 $1.333 $1.047 $1,013 $0.322 90.331 $15,588 = $16,104 $12,252 $12,208 $93,647 $105,944 $784 $858 $0005 = -$0.002 2010 880 6375 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 $600 ‘$1,500 $5,965 $18,460 $18,511 ‘$50 $173,691 $127,442 $3,000,366 -$2,340 $1.335, $0,980 $0340 $16,628 $12,347 $118,291 $845, ‘$0,000 2011 661 6230 $50,000 $8,475 $1,000 $5,000 $12,475 $30,000 $3,685 $1,500 $5,985 $18,460 $18,840 $380 $175,906 $124,703 $3,125,060 $2,071 $1.337 $0,048 $0.350 $17,491 $12,400 $130,001 $748 0.003 2012 6107 ‘$50,000 $8,475 ‘$1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 $1,500 $5,985 $18,460 $19,178 $718 $178,203 $122,059 $3,247,149 $1,579 $1.340 $0.918 ‘$0.360 $16,186 $12,456 $143,148 $570 $0,005 2013 ‘$50,000 $6,475 $1,000 $19,524 $1,064 $180,586 $119,509 $3,366,657 $875 $1.43 $0.689 $0.370 $18,913 $12,516 $155,664 -$316 2014 808 5853, ‘$50,000 96,475 $1,000 $5,000 $12,475 ‘$30,000 $3,685 $600 $1,500 $5,985 $18,460 $19,880 $1,419 $183,057 $117,047 $3,483,704 $32 $1.67 $0.661 $0.381 $19,674 $12,580 $168,244 $12 $0.010 2015 791 5730 ‘$50,000 $6,475 ‘$1,000 ‘$5,000 $12,475 $30,000 $3,885 $600 ‘$1,500 $5,985 $18,460 $20,243 $1,763 $185,619 $114,672 $3,508,377 $1,134 $1.352 30.835 $0.392 $20,471 $12,647 $160,801 ‘$409 $0.013 2016 774 5611 $50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885, $800 $1,500 $5,985 $18,460 $20,615 $2,155 $188,276 $112,380 $3,710,757 $2,420 $1.357 $0810 $0.404 $21,305 $12,717 $193,607 $674 $0.016 2017 2018 758 743 5405 5382 $50,000 $60,000 $6,475 $7,770 ‘$1,000 $1,200 $5,000 $8,000 $12,475 $14,970 $30,000 $30,000 $3,885 $3,885 $600 $600 $1,500 $1,500 $5,985, ‘$5,965 $18,460 $20,955 $20,996 $21,385 $2,536 $430 $191,081 $212,137 $110,169 $118,203 $3,620, $3,939,129 $3,883 $4,122 $1.363 31.496 $0.768 90.835, 90.416 $0.446 $22,178 $23,992 $12,700 $13,368 $208,307 $219,765 $1,402 $1,488 0.018 $0.003 2019 727 8271 ‘$60,000 $7,770 $1,200 ‘$6,000 $14,970 ‘$30,000 $3,885 $1,500 $5,965 $20,955 $21,783 $628 $215,098 $115,800 $4,054,929 4,568 $1,503 $0,608 $0450 $24,047 $13,431 $233,198 $1,649 2020 2 5163 $60,000 $7,770 $1,200 $6,000 $14,970 $30,000 $3,685 ‘$800 $1,500 $5,985, $20,955 $22,190 $1,234 $218,168 $113,481 $4,168,410 $5,210 $1,510 90.785 $0.473 $25,947 $13,497 $246,692 $1,881 $0.009 Sheldon Point MicroTurbine -Diesel Fuel Year 1. Load Requirements. kWh Sales kWh Generated KW Demand 2, Turbine Generators 100 kw 3. Expenses: 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh (Gal Gel Fuel Fusi Cost $/Gal Fuel Cost Fusi Cost $/kwh 8M Other Non-FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh/Gal Gal Fust Fusl Cost $/Gal Fusl Cost Fust Cost$/ewh Variable Non-Fusl Costs $/kwh Variable Non-Fusl Costs: Fixed Non-Fust Coste $/wh Fored Non-Fusi Costs Total Non-FusiCost Total Power Generation Expenses Total Generation Expenses 3.b. Present Worth Expenses PW Factor PW Total Cost $ Accumuated PW Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs ‘Avg. Costiewh PW Avg. Costikwh 4b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments 38% Avg. PCE per kwh sold = Sys Losses 1999= 15.00% Sys. Losses 2020= 8.00% Load Factor ' 05 Avg. Eligible PCE kwh Sold as % of Total = 2001-2002 2003 437,738 454,730 472,024 500,480 518,302 536,534 114 118 12 0 0 ° $0 $0 #0 0 0 #0 ° 0 ° ° ° ° $125 $190 $1.35 0 90 90 90 0 #0 0 $0 $0 $0 $0 $0 90 0 0 $0 0 $0 90 90 90 90 90 0 0 $0 0 104 108 10.7 104,155 108,314 108,462 $163 $1.70 ($1.78 $169,773 $100,223 $191,219 $0157 $0.161 90.165 $0112 $0116 = $0.121 $108,111 $114,458 $123,379 $0.17 $0.17 $0.18 $150,166 $171,687 $185,000 $265,276 $286,146 $306,449 $435,049 $466,369 $490,668 1.000 0966 0934 $435,049 $450,508 $465,445 $435,049 $885,647 $1,352,002 $0.904 $1,026 $1,060 $0904 $0901 $0,988 $016 $017 $0.17 $26,614 $26,615 = $30,743 $26,614 $27,648 $28,699 $26,614 $54,262 $82,981 2004 469,618 554,900 127 ° SEBSEEEEE 2 08S $1.083 $0,988 $0.18 $33,005 $29,769 $112,730 2005 507,514 573,491 131 ° BSESESESESE CoS 0.871 $499,047 $2,333,734 $1.128 $0,963 $0.18 $35,409 $30,857 $143,587 kWtygal year 2005 = kWhgal year 2020 = Tubine Generation Installed Cost/kw 2008 525,712 562,302 138 500 $325,000 $46,273 100 59,230 $1.52 $90,078 $0152 ‘$12,567 $100,540 $32,500 $75,000 $10,678 $7,500 $300,136 BSSESEEESEBO B 8 0.842 $2,586,440 90.571 $0.481 90.19 $37,962 $31,063 $175,550 10 Est. Year 2001 Fusi Cost $/gal $1.25 13 Est 2001 Fixed Non-Fusl Cost $/kwh 90.16 $650 Variable Non-Fusl Cost $/kwh 0.16 (Le. Turbine O&M) $0.020 2007 2008 2009 2010 2011 2012 $44,210 563,010 582,112 601,514 621,218 += 641,224 611,329 630,571 650,025 689,686 689,552 709,621 140 144 148 153 157 162 500 500 500 500 500 500 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $46,273 $46,273 $46,273 $46,273 $48,273 $46,273 10.2 10.4 106 10.9 14.1 13 59,850 60,466 61,076 61,682 62,282 62,678 $1.58 $1.64 $1.71 $1.78 $1.85 $1.92 $94,662 $90,461 $104,484 $109,740 $115,241 $120,997 90.155 90.158 90.161 90.164 90.167 $0.17 $13,900 $14,194 $15,071 $15,993 $16,961 $17,979 $106,883 $113,554 $120,569 $127,942 $135,600 $143,628 $75,000 $75,000 $75,000 $75,000 $75,000 $78,000 $10678 $10678 $10678 $10,678 $10678 $10,678 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 $7,500 $311,856 $324,160 $337,075 $350,626 $364,843 $379,755 0 ° ° 0 ° o 0 0 0 $0 0 $0 #9 #0 ” co 9 9 0 co 9 a 2 9 9 0 cd 9 9 0 90 0 2 90 9 $0 $0 0 0 0 0 $0 $0 0 0 $0 0 % $0 $0 90 $0 $0 0 9 0 2 a 0 #0 0 0 0 $0 0 0 $311,856 $324,160 $337,075 $350,626 $364,843 $370,755 0814 0.786 0.750 0734 0.708 0.685 $253,695 $254,787 $255,979 $257,285 $256,644 $260,111 $2,840,136 $3,094,923 $3,350,901 $3,608,167 $3,866,811 $4,126,922 90.573 90.576 90.579 $0583 90.587 90.502 90.466 90.453 90.440 $0.428 80.416 $0.408 $0.20 $0.20 $0.21 $0.22 $0.23 90.23 $40,674 = $43,551 $46,605 $49,844 «= $53,278 = $56,019 $33,088 $34,231 $35,902 $36,572 $37,770 $38,088 $208,638 $242,609 $278,261 $314,833 $352,604 $391,500 Fusl Inflaction Factor 40% Waste Heat Capital Invest per KW ‘General Inflation Factor 3.0% Discount Rate 35% Hot Water Waste Heat Boller = $100 2013 2014 2015 2016 2017 218 2019 2020 661,530 682,138 = 703,048 = 724,258 9 745,770 + 767,584 789,608 812,114 729,888 «6750352 «771,008 781,855 812.689 «834,108 855,508 877,083 167 171 178 181 188 190 195 200 500 ‘500 500 500 ‘500 00 600 600 $46,273 $46,273 $46,273 $46,273 $46,273 $55,527 $55,527 $55,527 11.5 W7 11.9 12.4 124 126 128 13.0 63,469 64,054 64,696 65,212 65,783 (66.49 6011 67,468 $2.00 $2.08 $2.16 $225 24 24 $2.53 $263 $127,019 $133,319 $130,910 $146,803 $154,013 $161,553 $160,437 $177,681 90.174 90.178 90.181 90.165 90.189 90.194 90.198 $0.203 $19,047 $20,168 = $21,345 9 $22,580 $23,875 = $25,233 $26,657 $28,149 $152,374 $161,346 $170,761 $180,639 $191,001 $201,666 $213,256 $225,194 $75,000 $76,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $10678 $10,678 $10,678 $10676 $10678 $10,678 $10,678 $10,678 ‘$7,500 ‘$7,500 $7,500 $7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 $305,301 $411,784 $428,067 $446,973 $465,840 $501,358 $522,056 $543,729 0 o o ° ° o ° o 90 0 90 cd 0 9 90 0 $0 $0 0 cd 0 0 0 $0 0 9 s #0 0 0 90 2 a 2 9 0 *” a *” 0 9 0 x 0 *” so *” #0 $0 0 $0 0 0 cd 9 $0 so 0 $0 0 $0 $0 $0 $0 30 9 0 0 0 0 9 0 $0 0 $0 0 $0 ca $0 0 $0 cy 0 0 0 % 0 $0 $396,301 $411,784 $428,067 $446,973 $465,840 $501,358 $522,056 $543,729 0.682 0.630 0618 0.597 0.877 0.857 0.538 0.520 $261,663 $263,296 $265,008 $206,704 $208,653 $270,358 $261,054 $282,624 $4,388,585 $4,651,862 $4,916,800 $5,183,684 $5,452,337 $5,731,605 $6,012,749 $6,295,573 90.598 $0.604 90.610 90617 90.625 $0653 90.681 $0670 $0,306 $0.386 30.377 90.368 ‘90.360 90.364 90.356 90.348 90.24 $0.25 90.26 90.27 90.28 $0.29 $0.30 $0.31 $00,777 $84,863 $89,192 $73,774 $78,624 = $83,756 ‘$89,185 $94,926 $40,221 $41,474 $42,745 $44,035 «$45,343 $46,069 $48,014 49,377 $431,811 $473,285 $516,030 $860,085 $605,408 $652,077 $700,001 $740,467 Year 2001-2002 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) $0 $o (Diese! Fuel Gal Equivalent) $0 $0 Capital Investment 0 90 Debt Service @ 5%, 10 Years $0 so O8M at 2% of Investment $0 so Replacement at 10% of Investment $o so Total Expenses Heat Recovery $0 $o District Heating System Capital Investment $0 so Debt Service @ 5%, 10 Years. $0 $0 08M at 2% of Investment $0 so Replacement @ 5% on Investment $0 $0 Total Expenses District Heating $0 $0 Total Expenses Waste Heat $0 $0 ‘Waste Heat Sales Net Income: $0 #0 so 0 6. Total Generation Expenses Minus. ‘Net Income from Waste Heat Sales Total Expenses $435,049 $466,369 PW Total Expenses $435,049 $450,598 Accumulated PW Total Expenses. $435,049 $885,647 ‘Accumulated PW Savings From W. H. Sales $0 $0 7. Power Costs & PCE Payments with Waste Heat Offset 7.0, Power Costs Avg. Costkwh $0.994 $1,026 PW Avg. Costhkwh $0.994 $0,991 7b PCE Payments PCE Payment $/kwh $0.16 $0.17 PCE Payments $26,614 $28,615 PWPCE Payments $26,614 $27,648 ‘Accumulated PW PCE Payments. $26,614 $54,262 Accumuated P.W of PCE Savings 90 $0 8. Potential Rate Reduction. kwh 2003 2004 2005 0 90 $0 $0 so $0 $0 $0 $0 $0 so 0 $0 $0 0 $0 cu $0 $0 0 $0 $0 so so $0 so so 0 so $0 0 $0 0 $0 so $0 so so 0 $0 so $0 $0 $0 $0 $490,668 $535,081 $572,668 $466,445 $482,594 $499,047 $1,352,092 $1,834,686 $2,333,734 $0 0 #0 $1,059 $1093 $1,128 $0.988 $0.986 90.983 $0.17 $0.18 90.184 $30,743 $93,005 $35,409 $82,961 $112,730 $143,587 #9 $0 *” $0 $0 $0,000 2008 4,062 29435 $50,000 $6,475, $1,000 ‘$5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 $5,985, $18,460 $44,765 $26,305 $273,832 $230,559 $2,564,293 $22,148 90.521 $0.439 $0.142 $28,466 $23,968 $167,555 $7,995 $0,050 2007 4,085 20457 $50,000 $6,475 ‘$1,000 ‘$5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,985 $18,460 $46,591 $28,130 $263,726 $230,811 $2,795,104 $45,032 90.521 90.424 90.148 $90,519 $24,627 $192,362 $16,256 4,087 29471 $50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,985 $16,460 $48,477 $30,017 $204,144 $231,194 $3,026,208 $88,625 $0.522 $0.411 90.153 $32,715 $25,714 $218,096 $24,773 90.053 2008 2010 4,088 4,087 29476 20474 $50,000 $50,000 $6,475 $6,475 $1,000 ‘$1,000 $5,000 ‘$5,000 $12,475 $12,475 $30,000 $30,000 $3,085, $3,885 ‘$800 $600 $1,500 $1,500 $5,985, ‘$5,965 $18,460 $18,460 $50,426 = $52,438 $31,965 $33,978 $305,110 $316,649 $231,704 $232,335 $3,258,002 $3,490,337 $92,009 $117,830 90.524 $0.528 $0.308 90.386 90.150 90.164 $35,086 $37,578 $26,620 $27,572 $244,725 $272,297 $33,537 $42,537 90.085 $0.056 2011 4,086 (29463 $50,000 $6,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,685 ‘$600 ‘$1,500 $5,985 ‘$18,460 $54,516 $36,085 $328,768 $233,084 $3,723,421 $143,300 90.529 90.375 90.171 $40,262 $28,543 $300,640 $51,764 4,063 ‘$50,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 $1,500 $5,985 $18,460 $56,660 $38,200 $341,555 $233,046 $3,957,367 $160,555 $0.533 $0.365 90.177 $43,129 $29,541 $330,381 $61,209 $0.080 2013 4,080 20418 ‘$50,000 $8,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 ‘$1,500 $5,985. $18,460 ‘$58,873 $40,413 $354,978 $234,918 $4,192,266 $198,300 $0.537 $0,355 90.184 $46,188 $30,568 $960,947 $70,864 $0.081 2014 4,055 29383 $50,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 ‘$600 $1,500 $5,985 $18,460 961,156 $42,696 $369,068 $235,006 $4,428,282 $223,600 90.541 90.346 90.191 $49,450 $31,619 $392,565 ‘$80,720 $0,063 2015 4,049 29341 $50,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,685 $1,500 $5,985 ‘$18,460 $63,511 ‘$45,050 $383,917 $237,177 $4,665,459 $251,431 30.546 30.337 90.198 $52,928 $92,698 ‘$90,767 $0.084 2016 4,042 29291 $50,000 $6,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 $600 $1,500 $5,985 $18,460 $65,938 $47,478 $399,496 $238,455 $4,903,914 $279,770 $0,552 90.329 $0.208 $56,634 $33,604 $459,068 $100,997 90.086, 2017 2018 4034 4025 29233 29167 $50,000 $80,000 $6,475, $7,770 $1,000 $1,200 ‘$5,000 ‘$6,000 $12,475 $14,970 $30,000 $30,000 $3,685, $3,885, ‘$800 $600 $1,500 $1,500 $5,065 $5,985, $18,460 = $20,955 $68,441 $71,019 $49,980 $50,064 $415,680 $451,204 $239,620 $251,463 $5,143,743 $5,395,205 $308,504 $336,490 90.558 90.588 $0.322 $0.328 $0.214 $0.225 $60,581 $65,683 $34,937 $36,509 $494,008 $530,604 $111,402 $121,473 $0.087 90.065 2019 4,015 $60,000 $7,770 $1,200 ‘$8,000 $14,970 $30,000 $3,885 $1,500 $5,085 $20,955 $73,675 $52,720 $469,336 $252,672 $5,647,878 $364,872 $0.504 $0.320 $0.234 $70,153 $37,768 $568,372 $131,719 $0.067 4,004 29014 ‘$80,000 $7,770 $1,200 ‘$8,000 $14,970 $30,000 $3,685 ‘$1,500 $5,985, $20,955 $76,411 $55,455 $488,274 $253,979 $5,901,656 $393,717 90.601 90.313 $0.243 ‘$74,907 ‘$38,963 $607,335 $142,132 Tulukeak ‘Sys Losses 1999 = 15.00% kWhygai year 2005 = 10 Est. Year 2001 Fusl Cost $/gal $2.07 Fuel Inflaction Factor 40% Waste Heat Capital Invest per KW Micro Turbine -Diesel Fusl Sys. Losses 2020 = 8.00% kWhigal year 2020 = 13 General Irfiation Factor 3.0% ’ Load Factor ' os Est 2001 Fixed Nor-Fusl Cost $wh $0.14 Discount Rate 35% Hot Water Waste Avg. Eligible PCE kwh Tubine Generation Installed Cosvkw $650 Variable Non-Fual Cost $/kwh Heat Boller = $100 Sold as % of Total = 62% Avg. PCE per kwh sold = 018 (Le, Turbine O&M) $0,020 Year 2001-2002 2003 2004 2005 2008 2007 2008 2000 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 1, Load Requirements kWh Sales 370,095 394,489 419.505 445.414 471,944 499.187 527.141 555,808 585,188 615,278 648.079 877,593 709.820 742,758 778,408 «810,771 845,845 881,632 918,130 955,341 kWh Generated 423,142 449,717 476,940 504,803 533.207 562.417 892,155 622,505 653,458 © 685,007 717,148 749,870 783,168 «817,034 851,461 886,443 921,071 958,040 04,641 1,031,768 kW Demand 97 103 109 115 122 128 135 142 149 156 164 171 179 167 194 202 210 219 27 26 2, Turbine Generators. 4100 kw ° 0 ° ° ° $00 500 800 500 500 500 500 500 500 500 500 500 600 600 600 3. Expenses 3.0 Expenses Capital Cost Turbine Generation co) so $0 so $0 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $300,000 $390,000 $390,000 Debt Service @ 7%, 10 Years so so so 0 $0 $46,273 $46,273 $46,273 $46,273 $46,273 $46,273 $46,273 $46,273 $46,273 $46,273 $48,273 $46,273 $56,527 $55,527 $85,527 kWh /Gal ° 0 0 0 ° 10.0 102 10.4 108 10.9 "4 11.3 11.5 117 11.9 124 124 126 128 13.0 Gal Fue! ° ° ° 0 0 56,242 57,973 58.692 61,309 63,083 4,775 «08,444 «08,102, 08,747 ~=—71,380 «73,001 74,810 78,208 THT 79,367 Fusl Cost $/Gal $207 $215 $2.24 $233 $2.42 $2.52 $262 $2.72 $2.83 $2.95 $3.08 $3.19 $3.31 $3.45 $3.58 $3.73 $3.68 $4.03 $4.19 $4.36 Fuel Cost $0 $0 $0 $0 $0 $141,643 $151,844 $162,600 $173,090 $185,887 $198,476 $211,796 $225,608 $240,308 $255,866 $272,145 $280,270 $907,281 $328,221 $346,133 Fual Cost $/kwh $0 $0 90 $0 $O $0252 $0256 «© $0.281 $0.288 «= $0271 «= $0277 $0282 $0288 © 80.204) $0901 | $0307 $0314 = $0.321 $0.228 $0,335 8M $0 $0 0 $o $0 $11,933 $12,941 $14,013 $15,151 $16,350 $17,640 $18,908 $20,437 $21,961 $23,572 $25,277 $27,079 $28,082 $30,002 $33,114 Other Non-FusiCost $0 $0 $0 $0 $0 $83,534 $00,589 $98,089 $108,055 $114,511 $123,480 $132,988 $143,060 $153,724 $165,007 $176,940 $189,552 $202,877 $216,947 $231,706 Replace at 10% of Cost $0 $0 so $0 $0 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $39,000 ‘$39,000 ‘$39,000 Energy Storgy System $0 0 0 $0 $0 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $78,000 $75,000 $75,000 $75,000 ‘$75,000 ‘$75,000 Debt Service @ 7%, 10 Years $0 $0 $0 $0 $0 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 + $10678 $10678 $10678 $10678 $10,678 $10,678 Replace and O&M 10% of Cost 0 0 $0 $0 co ‘$7,500 $7,500 ‘$7,500 $7,500 $7,500 $7,500 $7,500 $7,500 ‘$7,500 ‘$7,500 $7,500 $7,500 ‘$7,500 ‘$7,500 $7,500 Total Expense Turbine Generation so $0 so $0 $O $334,081 $362,325 $371,653 $302,006 $413,708 $436,548 $460,673 $486,146 $513,031 $541,307 $571,313 $602,652 $651,846 $686,885 $723,748 kWh (Gal 104 105 107 108 109 0 0 ° 0 ) 0 0 0 ° ° ° 0 0 0 ° Gal Ful 104,155 108,314 108,462 110,589 112,724 $0 $0 #0 $0 so $0 $0 $0 oo $0 $0 0 $0 $0 9 Fusl Cost $/Gal $1.63 $1.70 $1.76 $1.83 $1.91 #0 so $0 $0 $0 $0 $0 $0 #0 $0 so $0 $0 $0 9 Fuel Cost $169,773 $180,223 $191,219 $202,786 $214,951 90 cu 0 0 90 a 0 90 2 $0 90 $0 a $0 9 Fusl Cost$/kwh 90.157 $0.161 90.165 90.170 90.174 0 $0 co #9 $0 9 0 90 9 $0 0 #9 $0 $0 9 Variable Non-Fusi Costs $/kwh $0112 $0116 $0121 $0128 = $0131 $0 30 0 $0 90 $0 $0 so #9 $0 $0 $0 $0 $0 $0 Variable Non-Fusl Costs $108,111 $114,458 $123,379 $132,910 $143,087 $0 90 $0 $0 $0 $0 $0 $0 0 $0 90 $0 90 9 $0 Fixed Non-Fusl Costs $/kwh $0.17 $0.17 $0.18 $0.19 $0.20 $0 $0 $0 $0 $0 $0 $0 90 0 $0 $0 0 0 90 $0 Fed Non-Fuel Costs $150,166 $171,687 $185,000 $199,365 $214,631 $0 90 0 $0 0 co $0 so $0 $0 0 $0 %0 $0 $0 Total Non-FusiCost $265,276 $286,146 $308,449 $332,275 $357,718 90 2 #0 co 9 co cu 0 co $0 #9 90 $0 0 9 Total Power Generation Expenses $435,049 $466,969 $499,668 $535,081 $572,668 $0 $0 0 $0 0 $0 $0 30 0 $0 0 90 0 $0 0 ‘Total Generation Expenses: $435,040 $466,369 $499,668 $535,061 $572,668 $334,061 $352,325 $371,653 $302,006 $413,708 $436,548 $460,673 $486,146 $513,031 $541,307 $571,313 $802,852 $651,846 $686,885 $723,748 3.b. Present Worth Expenses PW Factor 1.000 0.986 0.934 0.902 0.871 0.842 O84 0.766 0.750 0.734 0.709 0.685 oee2 0.639 0618 = =—-0.597 0s77 0.857 0.538 0.520 PW Total Cost $ $435,049 $450,508 $466,445 $482,504 $490,047 $281,271 $206,617 $202,116 $207,762 $303,650 $300,477 $315,536 $321,723 $328,034 $334,465 $341,011 $347,668 $363,211 $360,782 $376,462 Accumuated PW $435,049 $885,647 $1,352,092 $1,834,686 $2,333,734 $2,615,004 $2,901,621 $3,193,737 $3,401,499 $3,796,049 $4,104,528 $4,420,081 $6,092,064 $6,456,175 $6,825,957 $7,202,418 Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs ‘Avg. Costiewh $1176 $1,182 $1,191 -$1.201$1.213 $0689 «= $0688 = $0,689) $0670 $0672 $0678 = $0680) $0685 = $0801 «= $0007 $0705 «= 0.713 = $0730 90.748 $0.758 PW Avg. Costtwh $1178 $1.142 $1112 $1,083 $1,057 $0563 $0544 © $0826. «= 80.500 $0403 $0479 = 80.488 «= $0453 $0442 $0431 $0421 80.411 $0412 $0.403 $0,304 4.b. PCE Payments PCE Payment $/xwh $0.18 $0.19 $0.19 $0.20 $0.21 $0.21 $0.22 90.23 $0.24 $0.25 $0.25 $0.26 $0.27 $0.28 $0.29 $0.30 $031 $0.32 $0.33 $0.35 PCE Payment $41,303 $45,566 = $50,162 $55,112 $80,439 $68,165 $72,316 = $78,917 $85,097 $93,583 $101,708 $110,402 $119,701 $120,639 $140,255 $151,589 $163,662 $176,578 $190,324 $204,970 PW PCE Payments $41,303 $44,025 $46,827 $49,708 $52,660 $55,700 $58,829 $62,028 $85,307 $68,665 = $72,102 $75,619 $79,216 $82,692 $86,647 $90,482 $94,308 $08,300 $102463 $106,616 ‘Accumuated PW PCE $41,303 $85,328 $132,154 $181,863 $234,532 $200,241 $349,070 $411,008 $476,405 $545,069 $617,172 $602,701 $772,007 $854,809 $941,546 $1,032,028 $1,126,424 $1,224,815 $1,327,278 $1,433,804 Payments Yoor 2001 2002 2003 2004 2005 2008 2007 2008 2008 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 5. Waste Heat Recovery Avaliable Waste Heat For Sale (1,000,000 Btu) $0 0 30 0 $O 3857 3.838 4015 4,089 4,160 422042044358 41S 44724825 4,575 4,068 4,710 (Diesel Fue! Gai Equvalert) %0 0 $0 $0 $0 2705028533 2008420832 01B 3084231114 31585 31904 = 32402 278933188 33828 34131 Capital investment $0 0 30 %” $0 $50,000 $80,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $80,000 $50,000 $50,000 $80,000 $80,000 $80,000 Debt Service @ 5%, 10 Years %0 0 #0 0 $0 $6475 $8,475 $8,475 $8475 $8475. $8475 $8475 «$8475 $8475 $8475. $BATS «= $BATS «87.770 =— $7,770 ~—$7,770 O&M at 2% of Investment %0 30 so 90 $0 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $4,000 $1,200 $1,200 $1,200 Replacement at 10% of Investment 0 0 0 90 $0 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $6,000 $8,000 $8,000 Total Expenses Heat Recovery %0 0 $0 9 $0 $12,475 $12,475 $12,475 $12,475 $12,475 $12,475 $12,475 $12,475 $12,475 $12,475 $12,475 $12,475 $14,970 $14,970 $14,970 District Heating System Capital Investmertt #0 9 0 9 $0 $30,000 $30,000 $20,000 $30,000 $30,000 $30,000 $30,000 $20,000 $30,000 $30,000 $30,000 $20,000 $30,000 $30,000 $30,000 Debt Service @ 5%, 10 Years $0 90 $0 90 $O $3,885 $3,685 $3,885 $3,885 $3885 $3,885 «= $3,885 $3885 = $3885 $3,885 «= $3,885 «$3,885 $3885 = $3,885 = $3,885, O&M at 2% of Investment 90 0 $0 0 0 $600 $800 $800 $800 $00 $600 $600 $800 $800 $600 $200 $600 $800 $800 $800 Replacemert @ 5% on investment 0 0 #2 0 $0 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 Total Expenses District Heating 90 0 90 0 $0 $5,985 $5,085 $5,085 $5,085 $5,985 $5,085 $5,985 $5,085 $5,985 $5,085 $5,985 $5,985 $5,085 $5,085 ($5,985 Total Expenses Waste Heat 0 0 0 0 $0 $18,460 $18,460 $18,460 $18,460 $18,460 $18,460 $18,460 $18,460 $18,460 $18,460 $18,460 $18,460 $20,055 $20,055 «$20,955 ‘Waste Heat Sales. Net Income 30 0 0 0 $0 $70,301 $74,734 $79,251 $83,946 $88,824 © $03,801 $99,151 $104,611 $110,275 $116,148 $122,237 $128,546 $135,082 $141,848 $148,852 $0 0 0 $0 $0 $51,990 $56,274 $60,701 $85,488 $70,384 $75,431 $80,691 $86,151 $01,814 $97,688 $103,777 $110,088 $114,128 $120,803 $127,897 & Total Generation Expenses Minus. Net Income from Waste Heat Sales Total Expenses. $435,049 $466,309 $409,668 $535,061 $572,068 $282,131 $206,051 $310,862 $328,610 $343,344 $961,117 $379,981 $300,005 $421,217 $443,709 $467,538 $402,786 $537,720 $865,072 $505,851 PW Total Expenses $435,040 $450,598 $406,445 $482,504 $499,047 $237,547 $240,838 $244,335 $248,031 $251,022 $256,003 $260,287 $264,710 $269,228 $274,115 $279,068 $284,181 $299,620 $304,608 $300,005 Acoundated PW Total Expenses $435,049 $885,647 $1,382,002 $1,834,686 $2,333,734 $2,571,280 $2,812,118 $3,056,453 $3,304,485 $3,556,407 $3,812,409 $4,072,678 $4,337,385 $4,608,714 $4,880,630 $5,150,808 $5,444,070 $5,743,698 $6,048,206 $6,358,231 ‘Accumated PW Savings From W. H. Sales 0 0 0 0 90 $43,724 $80,503 $137,283 $187,014 $238,642 $202,116 $347,385 $404,308 $463,105 $523,455 $585,908 $648,885 $712,477 $777,581 $844,087 7. Power Costs & PCE Payments with Waste Heat Offset 7. Power Costs ‘Avg. Costficwh $1178 $1162 © $1.101 $1201 $1213 $0585 = $OSE2 $0559 «$0558 «= $0558 | $0550 | SOSSi = $0564 «= $0567 | $0571 980577 $0583 «= UB10 = SOBIS $0824 PWAVg. Costhkwh $1178 $1142 $1.112 $1,083 «$1057 $0478 = $0.4857 $0440 $0424 «| $0409 $0308) $0384 «$0373 $0383 | $0383 0344 388 S00 0M 80.324 7.b PCE Payments PCE Payment $/wh $018 $019 $0.19 © $0.20 $0207 $0115 80.120 $0125 «80.131 $0137 $0143 $0150 © $0157 $0164 «= $0.72, $0180 $0188 «= 0.200 $0209) 80219 PCE Payments $41,303 $45,566 $50,162 $55,112 $80,499 $35,578 $90,171 $43,111 $47,428 $52,190 $57,270 $62,875 $88,958 $75,580 $82,717 $00,485 $08,641 $109,358 $119,119 $129,638 PW PCE Payments $41,903 $44,025 $46,827 $40,708 $52,680 $20,058 $31,085 $33,885 $38.015 $38,256 $40,008 $43,088 $45,635 $48,914 $51,101 $53,907 $57,002 $80.985 $64,120 $67,432 Accumulated PW PCE Payments $41,303 $85,328 $132,154 $181,063 $234,632 $264,487 $200,963 $390,238 $366,253 $404,509 $445,115 $488,181 $533,617 $562,130 $633,231 $687,229 $744,231 $805,168 $809,205 $908,727 Accumusted P.W of PCE Savings $0 $0 $0 $0 $25,753 $52,717 $80,860 $110,151 $140,560 $172,057 $204,610 $238,101 $272,769 $908,315 $344,799 $382,103 $419,649 $457,963 $497,167 8. Potential Rate Reduction kwh From Sales of Waste Heat 0 0 0 $0 $0,000 $0104 © $0.107 $0109 $0112, $0114 = SOIT $0119) $0121 $0124) $0128 «= $0128 «= $0190 $0129 $0182 $0.14 Tuntutullak Sys Losses 1999= 15.00% kWhigal year 2005 = 10 Est Year 2001 Fusi Cost Sigal $1.25 Fusl Inflection Factor 40% Waste Heat Capital Invest per KW MicroTurbine -Diesel Fust ‘Sys. Losses 2020 = 8.00% kWhigal year 2020 = 13 General inflation Factor 3.0% Load Factor ' os Est 2001 Fixed Non-Fusl Cost $/awh $0.26 Discount Rate 35% Hot Water Waste Avg. Eligible PCE kwh Tubine Generation Installed Cost/kw $650 Variable Non-Fusi Cost $/kwh Heat Boller = $100 Sold as % of Total = 52% Avg. PCE per kwh sold = 0.19 (1e. Turbine O&M) 30.020 Year 2001 = 2002 2003 2004 2005 2008 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 1. Load Requirements kWh Sales 718,462 745,341 772,713 800,579 828.938 857,791 887,196 916,975 947,308 978,134 1,009,453 1,041,265 1,073,571 1,108,370 1,139,662 1,173,448 1,207,727 1,242,500 1,277,765 1,313,524 kWh Generated 821,442 849,689 878.317 907,323 936,700 986,445 996,549 1,027,012 1,057,827 1,088,969 1,120,493 1,152,333 1,184,507 1,217,007 1,249,829 1,282,970 1,316,422 1,380,163 1,384,245 1,418,608 kW Demand 188 194 201 207 214 221 228 234 242 249 256 263 270 278 285 293 201 308 316 324 2, Turbine Generators 100 kw ° ° ° ° ° 500 500 500 500 500 500 500 500 500 500 ‘500 500 600 600 600 3. Expenses 3a Epenses Capital Cost Turbine Generation 0 $0 #0 $0 $0 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $300,000 $300,000 $390,000 Dott Service @ 7%, 10 Years: % 0 0 0 $0 $46,273) $46,273) $46,273, $46,273, 46.273, $46,273 $46,273 $46,273) 627346273 46.273 46.273 $55,527 $55,527 $55,527 kWh (Gal ° ° ° ° ° 10.0 102 10.4 108 10.9 1.4 113 11.5 7 11.9 12.4 124 128 128 130 Gal Fust ° ° ° ° 0 98,644 97,564 98,481 9,303 100,902 101,208 102,105 103,001 103,801 104,778 105,656 108,531 107,401 108,285 «+109, 124 Fusl Cost $/Gal $1.25 $1.30 $1.35 si4t $148 $1.52 $1.58 $1.64 $1.71 $1.78 $1.85 $1.92 $2.00 $2.08 $2.16 $2.25 $2.34 $243 $2.53 $2.63 Fuel Cost $0 $0 %0 $0 $0 $146,978 $154,312 $161,002 $170,033 $178,451 $187,262 $196,483 $206,134 $216,232 $226,706 $237,851 $249,414 $251,508 $274,156 $287,384 Fusl Cost Siewh 0 0 $0 $0 $0 90.152 $0.155, 90.158 90.161 90.164 90.167 90.171 90.174 90.178 $0.181 90.185 90.189 $0.104 90.198 $0.203 8M $0 $0 $0 $0 $0 $20,508 $21,779 $23,118 $24,528 $26,008 $27,561 $29,195 $30,910 $32,711 $34,601 $36,584 $38,084 «$40,845 $43,192 $45,529 Other Non-FusiCost 2 $0 0 $0 $0 $206,578 $283,129 $300,537 $318,841 $338,081 $358,297 $370,533 $401,833 $425,244 $449,815 $475,504 $502,635 $530,901 $560,718 $591,876 Replace at 10% of Cost 9 9 *” 9 $0 = $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $39,000 $39,000 ‘$39,000 Energy Storgy System 2 2 0 0 $0 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 ‘$75,000 Debt Service @ 7%, 10 Years 0 $0 $0 $0 $0 $10,878 $10,678 $10,678 ~— $10,878 $10,678 $10,678 = $10,678 $10,678 $10.678 $10,678 $10,678 $10678 $10,678 $10,678 $10,678 Replace and O&M 10% of Cost 2 20 co 9 Po ‘$7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 $7,500 Total Expense Turbine Generation 0 #9 0 $0 $0 $531,014 $556,171 $582,508 $810,351 $890,488 $870,071 $702,162 $735,829 $771,130 $808,165 $846,961 $887,664 $046,050 $900,712 $1,037,494 kWh (Gal 104 105 107 108 10.9 ° 0 0 0 ° 0 ° ° ° 0 ° ° ° 0 0 Gal Fust 104,155 105,314 108,462 110,509 112,724 0 0 0 0 $0 #0 $0 $0 % 0 0 0 0 %0 %0 Fusl Cost $/Gai $1.63) $1.70 $1.78 $1.63 $1.01 0 0 #0 0 $0 co 0 2 0 0 #2 0 co *” #0 Fuel Cost $169,773 $180,223 $191,219 $202,786 $214,951 co ” 0 cd 0 9 0 0 0 0 #0 $0 co 0 0 Fusl Cost$/kwh 90.157 $0,161 90.165 $0.170 90.174 #0 90 0 90 $0 $0 0 $0 $0 $0 90 $0 $0 90 90 Variable Non-Fusl Costs $/kwh $0112 $0116 = $0.121 $0126 = $0.131 9 $0 0 0 0 0 $0 $0 0 $0 90 $0 0 9 0 Variable Non-Fusl Costs $108,111 $114,458 $123,379 $132,910 $143,087 0 90 %0 90 $0 #9 0 $0 % $0 #0 s0 $0 0 9 Fed Non-Fusl Costs $/awh $017 $0.17 $0.18 $0.19 $0.20 $0 % #0 $0 $0 0 $0 $0 $0 $0 % 9 $0 0 eo Foed Non-Fusi Costs $150,168 $171,687 $185,080 $199,965 $214,631 $0 0 0 9 $0 0 $0 $0 0 $0 #9 s0 $0 cd 0 Total Non-FusiCost $285,276 $286,146 $308,449 $332,275 $357,718 2 0 #0 2 co 9 0 0 * 2 9 #0 2 0 *” ‘Total Power Generation Expenses $435,049 $466,360 $499,668 $535,081 $572,668 2 9 $0 0 0 0 2 0 *” 2 » 2 2 *” 0 Total Generation Expenses $435,049 $465,200 $490,668 $535,081 $572,668 $531,014 $556,171 $582,508 $610,951 $690,488 $670,071 $702,162 $735,829 $771,139 $808,165 $846,981 $887,064 $046,050 $900,712 $1,037,404 3.b. Present Worth Expenses PW Factor 1,000 0.966 0.934 0.902 0.871 0.842 0814 0.786 0.759 0.734 0.709 0.685 0.662 0.639 0618 0s7 = OST7 0.557 0.598 0.520 PW Total Cost $ $435,049 $450,508 $408,445 $482,504 $490,047 $447,009 $452,446 $457,017 $463,508 $409,212 $475,026 $480,943 $486,959 $493,080 $409,289 $505,555 $511,021 $527,143 $533,961 $539,658 Acoumuated PW $435,049 $885,647 $1,362,092 $1,634,688 $2,333,734 $2,780,633 $3,233,278 $3,601,195 $4,154,703 $4,623,016 $5,098,042 $5,570,684 $6,066,843 $6,559,913 $7,050,182 $7,564,737 $8,076,658 $8,603,801 $9,137,162 $9,676,820 Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs Avg Costiwh 90.608 $0.628 90.647 90.668 90.691 90.619 90.627 90.635 90.644 90.654 $0.064 90.674 90.685 $0.697 $0.709 90.722 90.735 90.761 90.775 90.790 PW Avg Costiwh 90.608 $0.605 90.604 ‘0.603 $0.602 90.521 90.510 90.499 90.489 90.480 90.471 90.462 90.454 90446 $0438 90.431 90.424 90.424 90.417 goat 4\b. PCE Payments PCE Payment $/ewh $0.19 $020 $0.20 $0.21 $0.22 $0.23 $0.23 $0.24 $0.25 $0.26 $0.27 $0.28 $0.29 $0.30 $0.31 $0.22 $0.33 90.4 $0.35 $0.37 PCE Payment $70,964 $76,217 $81,782 $87,696 $93,981 $100,658 $107,743 $115,285 $123,245 $131,710 $140,685 $150,197 $160,277 $170,955 $182,283 $194,234 $208,905 $220,313 $234,405 $249,495 PWPCE Payments $70,964 $73,640 $76,344 $79,007 $81,899 $84,750 $87,649 $00,597 $03,504 $96,640 $09,734 $102,877 $106,089 $109,309 $112,509 $115,937 $119,323 $122,750 $126,243 $129.78 ‘Accumuated PW PCE $70,984 $144,624 $220,088 $300,085 $381,984 $486,714 $554,363 $644,980 $738,554 $835,104 $034,028 $1,037,805 $1,143,873 $1,253,163 $1,365,781 $1,481,718 $1,601,041 $1,723,800 $1,850,044 $1,979,820 Paymerts Year 2001-2002 2003 2004 2005 2008 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) $0 $0 90 $0 $o 6628 «8627 E24 62014 0780868888577 584549883515 6407 6476 (Diesel Fuel Gal Equvalert) $0 30 ) $0 $0 4802848019 4790947009 «47928 «47876 = 47814. «47741 «47857 = 4756247457 «= A341 472A 47076 46928 Capital Investment 0 $0 90 0 $0 $50,000 $50,000 $50,000 $80,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $60,000 $60,000 $80,000 Debt Service @ 5%, 10 Years 0 so 0 90 $0 $8475 $8,475 $8,475 $8,475 $8475 $8475 $8475 $BATS 98.475 $8A75—SBATS $8475 $7,770 = $7,770 ~— $7,770 O8M at 2% of Investment $0 0 0 0 $0 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,200 $1,200 ~— $1,200 Replacement at 10% of Investment 0 $0 $0 $0 $0 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $8000 $8,000 $8,000 Total Expenses Heat Recovery 0 0 so 0 $O $12,475 $12,475 $12,475 «$12,475 $12,475 $12,475 $12,475 $12,475 $12,475 $12,475 $12,475 $12,475 $14,970 $14,970 $14,970 District Heating System Capital Investment so $0 so so $0 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $20,000 $30,000 $30,000 Debt Service @ 5%, 10 Years 0 so $0 so $O $3,885 $3,885 $3,885 $3,685 $3,885 $3,885 $3,885 «= $3,885 = $3,885 $3,885 $3,085 $3,885 «= $3,885 $3,885 ($3,885 O&M at 2% of Investment 0 0 $0 0 $0 $00 $600 $800 $00 $800 $800 $600 $600 $600 $600 $800 $800 $600 $600 $600 Replacemert @ 5% on Investment #0 %0 #9 $0 $0 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 Total Expenses District Heating $0 so $0 eo) $0 $5,985 $5,985 $5,985 $5,085 $5,985 $5,085 $5,985 $5,085 $5,985 $5,085 $5,985 $5,085 «$5,985 $5,085 $5,085 Total Expenses Waste Heat #0 $0 #9 $0 $0 $18,460 $18,460 $18,460 $18,460 $18,460 $18,460 $18,460 $18,460 $18,460 $18,460 $18,460 $18,460 $20,955 $20,085 $20,955 Waste Heat Sales Net Income 0 $0 9 $0 $O $73,042 $75,049 $78,955 $82,061 $85,271 $88,586 $92,009 $95,543 $99,190 $102,053 $108,634 $110,635 $114,980 $119,209 $123,587 *” $0 cy so $O $54,582 $57,489 $80,494 © $63,001 $86,810 $70,125 $73,549 $77,063 $80,730 $84,403 $88,373 $02,375 $94,004 $08,254 $102,632 &. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $435,049 $466,909 $499,668 $535,061 $572,608 $476,432 $498,683 $522,104 $546,751 $572,678 $500,045 $628,613 $858,746 $890,409 $723,672 $758,607 $795,280 $852,046 $802,458 $034,882 PW Total Expenses $435,049 $450,508 $406,445 $482,504 $409,047 $401,143 $405,679 $410,969 $415,209 $420,192 $425,313 $430,568 $435,947 $441,450 $447,071 $452,808 $458,648 $474,763 $480,465 $486,274 Accumulated PW Total Expenses $435,049 $885,647 $1,352,082 $1,834,686 $2,333,734 $2,734,877 $3,140,555 $3,550,924 $3,006,133 $4,386,325 $4,811,637 $5,242,203 $5,678,150 $6,119,601 $6,568,672 $7,019,478 $7,478,126 $7,952,880 $8,433,354 $8,919,628 Accumulated PW Savings From W. H. Sales 0 0 *° #9 $0 $45,056 $92,723 $140,271 $188,570 $237,501 $287,304 $337,681 $368,663 $440,312 $402,510 $545,250 $508,532 $850,912 $703,808 $757,193 7. Power Costs & PCE Payments with Waste Heat Offset 7.0. Power Costs ‘Avg. Costikwh $0608 $062 $0647 $0888 = $0801 $0555 = $0562 $0569 © 80.577 $0585 © $0504 © $0804 © $0614 «= $0624 $0835 S064S 80859) S068 S08 SOT7I2 PWAvg. Costkwh $0.608 $0605 $0604 $0603 | $0602 $0468 «= 80.457 | 80.448 «= $0.438 «$0430 $0421 «$0414 = 80.408 «= $0309 | $0302 $0388 «= $0380 $0382 «= $0378 = $0370 7.b PCE Payments PCE Payment $/kwh $0.19 $0.20 $020 $021 $0218 $0165 $0172 $0179 $0188 $0104 $0202 $0210 $0219 $0228 $0237 $0247 $0257 $0209 $0280 $0.20 PCE Payments $70,964 $76,217 $81,782 $87,696 $93,981 $73,003 $70,344 $85,381 $01,827 $08,708 $108,043 $113,864 $122,198 $131,074 $140,523 $150,578 $161,272 $173.875 $185,958 $108,795 PWPCE Payments $70,964 $73,840 $78,344 $79,097 $81,809 $62,047 $64,546 $67,108 $60,734 $72,423 $75,176 $77,991 $80,860 $83,810 $88,813 $80,670 $03,007 $08,884 $100,112 $103,404 Accumulated PW PCE Payments $70,984 $144,624 $220,968 $300,085 $381,064 $444,011 $508,558 $575,688 $845,400 $717,824 $702,909 $870,900 $951,859 $1,035,609 $1,122,481 $1,212,360 $1,305,388 $1,402,250 $1,502,363 $1,605,767 Accumulated P.W of PCE Savings $0 30 0 $0 $O $22,702 $45,805 $09,294 $03,154 $117,370 $141,928 $168,814 $192,014 $217,514 $243,300 $280,358 $205,675 $321,550 $247,681 $374,053 8. Potential Rate Reduction. kwh From Sales of Waste Heat 0 0 #0 90 ‘$0,000 $0,064 90.086 $0.086 90.087 90.088 $0.089 90.071 $0.072 $0,073 $0.074 90.075 $0.076 $0076 90.077 $0078 Chauthbaluk Sys Losses 1999= 15.00% kWhgal year 2005 = 10 Est Year 2001 Fuel Cost Sigal $1.69 Fun! Inflaction Factor 40% Waste Heat Capital Invest per KW MicroTutbine -Diesel Fue! Sys Losses 2020= 8.00% kWhigal year 2020 = 13 General inflation Factor 3.0% Load Factor ‘ 05 Est 2001 Fimed Non-Fuel Cost $/kwh $0.58 Discount Rate 35% Hot Water Waste Avg. Eligible PCE kwh Tubine Generation Installed Costikw $650 Variable Non-Fusl Cost $ewh Heat Boller = ‘$100 Sold as % of Total = 58% Avg. PCE per kwh sold = 0.39 (0. Turbine O&M) $0.020 Year 2001-2002 2003 2004 2005 2008 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 1. Load Requirements kWh Sales 188,601 193,408 198,283 203,172 208,133 213,146 218.210 223,328 228.405 233,715 238,087 244,311 249,686 © 255,114 260,503 286,124 271,707 277,342 «283,029 288,768 kWh Generated 215,634 220,483 © 225,369 230,262 235,190 240,144 245,123 250,125 255,153 280,203 285,278 «270,371 275.487 «280,625 285,784 = -200,962 208,161 301,378 «= 08.815 311,889 kW Demand 49 50 51 53 54 58 6 7 58 50 61 62 63 64 65 C) Co oo 7 1 2, Turbine Generators. 100 kw 0 ° 0 ° ° 500 500 500 500 500 500 500 500 500 500 500 500 600 600 600 3. Expenses 3.0 Expenses Capital Cost Turbine Generation 0 so #0 #0 $0 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $300,000 $390,000 $390,000 Debt Service @ 7%, 10 Years so so 0 so $0 $46,273 $46,273 $46,273) $46,273 $46,273 $46,273 «$46,273 «$46,273 «$46,273 «$46,273 «$46,273 «$48,273 «$55,527 $55,527 $55,527 kWh /Gal ° ° ° 0 ° 10.0 102 10.4 108 10.9 14.4 11.3 11.5 17 11.9 121 124 128 128 13.0 Gai Fust ° ° ° ° 0 24,014 23,998 «23,085 23,974 23,988 = 23,980 23.057 23,955 23,988 23.058 23,982 23.087 23,073 23,081 23,990 Fusi Cost $/Gal $169 $1.78 $1.83 $1.90 $196 $208 $2.14 $222 $2.31 $241 $2.50 $260 $271 $281 $2.93 $304 = $317 83.29 $3.42 $3.56 Fuel Cost $0 $0 $0 0 $0 $49,377 $51,317 $53,340 $55,449 $57,648 «$50,940 $62,328 $84,817 $67,411 $70,114 $72,929 $75,863 $7899 «= $82,102 «($85,418 Fusi Cost Sfewh o #0 co »” $0 90.208 90.209 90.213 90.217 90.222 90.228 $0231 90.235 0.240 $0245 90.251 90.258 $0.262 90.268 $0.274 8M 0 0 $0 #0 $0 $5,005 $5,357 $5,630 $5,016 «88.214 $8,525 $8,850 «$7,189 «$7,543 $7,912 $8,207 «$8,808 «$0,117 $9,554 $10,009 (Other Non-FusiCost 0 » 0 90 $0 $147,766 $155,354 $163,280 $171,550 $180,203 $169,228 $198,649 $208,480 $218,740 $229,443 $240,609 $252,255 $264,400 $277,064 $290,266 Replace at 10% of Cost 0 0 0 . $0 $82,500 $32,500 $32,500 $22,500 $32,500 $32,500 $32,500 $32.500 $32,500 $32500 $32,500 $32,500 $39,000 ‘$39,000 $39,000 Energy Storgy System 2 2 co 0 $0 = $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 ‘$75,000 $75,000 Dott Service @ 7%, 10 Years #0 ci 0 0 $0 $10,678 = $10,678 += $10,678 += $10,678 ~=— $10,678 = $10,678 += $10,678 += $10,678 += $10,678 $10,678 $10678 $10,678 $10,678 $10,678 $10,678 Replace and O&M 10% of Cost *” *” 9 0 0 $7,500 =. $7,500 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 $7,500 $7,500 $7,500 ‘$7,500 ‘$7,500 Total Expense Turbine Generation ro) 0 $0 % $0 $299,190 $308,979 $319,202 $320,875 $341,018 $352,644 $364,778 $377,437 $300,644 $404,419 $418,786 $433,767 $405,141 $481,425 $498,309 kWh (Gal 104 105 107 10.8 10.9 ° o 0 ° 0 ° ° 0 ° ° ° ° ° 0 ° Gal Fust 104,155 108,314 108,482 110,509 112,724 $0 90 0 $0 $0 % $0 #0 $0 $0 eo #9 $0 0 %0 Ful Cost $/Gal $1.63 $1.70 $1.76 $1.83 $1.91 0 co 0 90 0 0 co 0 2 9% 0 #0 2 9 0 Fuel Cost $160,773 $180,223 $191,219 $202,786 $214,951 0 co 0 0 90 a 9 0 0 so #0 #2 co 9 0 Ful Cost$fewh $0.157 $0161 $0165 = 80.170 $0.174 $0 $0 #0 #0 90 $0 $0 30 co $0 Po 0 co 9 $0 Variable Non-Fusl Costs $/kwh $0112 $0116 = $0121 $0128 $0131 #0 $0 #0 0 9% 0 $0 $0 0 #9 $0 #0 0 #0 $0 Variable Non-Fusl Costs $108,111 $114,458 $123,379 $132,910 $143,087 #0 0 2 0 0 co 9 0 2 2 2 #0 »” 2 $0 Fed Non-Fusl Costs $/kwh $017 63017 90.18 $0.19 90.20 2 9 0 9 $0 0 0 0 2 90 2 2 » 2 2 Foed NonFusi Costs $159,168 $171,687 $185,000 $199,985 $214,631 0 9% 0 0 0 $0 0 %0 9 #0 0 0 0 $0 $0 Total Non-FusiCost $265,276 $286,146 $308,449 $332,275 $357,718 0 2 30 $0 ca 0 9 0 #2 0 #9 0 2 0 2 Total Power Generation Expenses $435,049 $406,360 $499,068 $535,061 $572,668 so #0 #0 #0 0 $0 %0 0 #0 #9 0 $0 0 % $0 Total Generation Expenses $435,049 $466,360 $400,668 $535,081 $572,668 $200,190 $308,979 $319,202 $329,675 $341,016 $352,644 $964,778 $377,437 $300,644 $404,419 $418,786 $433,767 $485,141 $481,425 $498,309 3.b, Present Worth Expenses PW Factor 1000 096 094 of2 871 0642 = 0.814 078 = 0.750 (O734 0.709 0685 = -0ee2 069 = 0618 sey (OST 0.887 0.538 0.520 PW Total Cost $ $435,049 $450,508 $406,445 $482,504 $409,047 $251,010 $251,355 $250,800 $250,511 $250,214 $249,006 $240,853 $249,781 $240,780 $240,843 $249,009 $250,156 $250,179 $250,181 $259,245 Accumulated PW $435,049 $885,647 $1,352,082 $1,834,686 $2,333,734 $2,585,643 $2,896,908 $3,067,868 $3,338,300 $3,588,613 $3,638,609 $4,088,462 $4,338,243 $4,588,023 $4,837,866 $5,087,835 $5,337,001 $5,507,170 $5,856,351 $6,115,506 Total Costs 4. Power Costs & PCE Payments 4.8 Power Costs ‘Avg. Costhewh $2307 $2411 $2620 $2634 «$2751 $1404 $1416 $1429 81.444 $1450) $1476 $1403) $1512 81.531 $1852 $1574 «$1806 $1,677 $1,701 $1,728 PW Avg Costkwh 2307 $2330 $2353 $2375 $2308 $1.182 $1.152 $1.123 $1,008 $1.071 31.046 $1,023 $1,000 90.979 90.950 90.939 $0.921 90.635 90.916 $0.698 4b. PCE Payments PCE Payment $/cwh $0.30 $040 $0.42 $043 $045 $0.46 $0.48 $0.50 $0.51 $0.53 $055 $0.57 $0.59 $061 $0.63 $085 = $068 $0.70 $0.72 $0.75 PCE Payment $42,662 $45,280 $48,041 $50,054 $54,025 $57,263 $00,675 $64,271 $68,000 $72,051 $76,255 $80,683 $85,344 $00,251 $95,416 $100,851 $106,571 $112,580 $118,919 $125,576 PW PCE Payments $42,062 $43,748 $44,847 $45,958 9 $47,080 $48,214 «$49,359 9 $50,516 = $51,686 = $52,866 9 $54,050 $55,263 9 $56,479 «= $57,707 $58,646 = $80,197 $81,460 $82,735 964,021 985,319 Accumuated PW PCE $42,062 $86,410 $131,257 $177,215 $224,204 $272,508 $321,867 $372,383 $424,060 $476,935 $530,004 $586,257 $642,736 $700,443 $750,389 $819,586 $881,047 $943,781 $1,007,802 $1,073,122 Paymerts 8 3 : 3 : Your 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Dlesel Fux! Gal Equvalert) Capital Investment Debt Service @ 5%, 10 Years (O8M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investmentt Debt Service @ 5%, 10 Yeors SSSSss SESEESEE SSSSSE SEEEEES 08M at 2% of investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income #0 0 co 0 0 0 ¢. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $435,049 $466,369 PW Total Expenses $435,049 $450,508 Accumulated PW Total Expenses $435,049 $885,647 $1,352,002 Accumulated PW Savings From W. H. Sales 0 0 7. Power Coste & PCE Payments with Waste Heat Offset 7.0 Power Costs Avg. Costkwh $2907 $2411 PW Avg. Costkwh $2307 $2.330 7.b PCE Payments PCE Payment Sfewh $0.30 $0.40 PCE Payments $42,662 $45,280 , PW PCE Payments $42,062 $43,748 «$44,847 Accumuated PW PCE Payments, Accumuated P.W of PCE Savings #0 co 8. Potential Rate Reduction kwh From Sales of Waste Heat 0 2 SSSESs SESESSES SSSEEE SEEBEES SSSESE SESESES ss ss $482,504 $499,047 $1,634,686 $2,333,734 $45,958 $47,080 $42,662 $86,410 $131,257 $177,215 $224,204 2008 1,647 11934 $50,000 $6,475 ‘$1,000 $5,000 $12,475 $30,000 $3,885 $1,500 $5,965 $18,480 $24,538 $6,078 $293,112 $246,792 ‘$2,580,526 $5,117 $1,375 $1,158 90.436 $53,914 $45,394 $209,688 $2,820 2007 2008 1,630 1,613 11811 11680 $50,000 $50,000 $6,475 $6,475 $1,000 $1,000 $5,000 $5,000 $12,475 $12,475 $30,000 $30,000 $3,885 $3,885 $600 $600 $1,500 $1,500 $5,065 $5,965 $18,460 © $18,460 $25,257 $25,996 ‘$6,797 $7,537 $302,163 $311,664 $245,826 $244,965 $2,626,362 $3,071,317 $10,647 $16,571 $1,385 $1,306 $1.127 $1.097 ‘0.450 $0.464 $56,030 $60,118 $46,313 $47,252 $316,001 $363,253 $5,608 $9,131 90.031 $0034 2009 2010 1,507 1,580 11570 11452 ‘$50,000 $50,000 96,475 $6,475 $1,000 $1,000 $5,000 $5,000 $12,475 = $12,475 $30,000 $30,000 $3,685 $3,685 $600 $600 $1,500 $1,500 $5,965 $5,965 $18,460 © $18,460 $26,761 = $27,546 ‘$8,300 $9,086 $321,575 $331,930 $244,208 $243,547 $3,315,525 $3,559,072 $22,874 = $29,541 $1.407 $1420 $1,060 $1,042 $0.470 90.495 963,408 $67,045 $48,212 $49,193 $411,465 $460,658 $12,604 = $16,277 $0.036 90.039 2011 1,564 11335 $50,000 96.475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 $600 ‘$1,500 $5,985 $18,460 $28,355 $9,608 $342,749 $242,961 ‘$3,002,054 91.434 $1.017 $0.511 $70,803 $50,194 $510,662 $20,142 90.041 2012 2013 2014 2015 1,548 1,832 1,516 1,501 11219 11903 10969 10875 $50,000 $50,000 $50,000 $50,000 $6,475 $6,475 $6,475 $6,475 $1,000 $1,000 $1,000 $1,000 ‘$5,000 ‘$5,000 $5,000 ‘$5,000 $12,475 = $12,475 $12,475 $12,475 $3,885 $3,685 $3,885 $3,685 $600 $600 $600 $600 $1,500 $1,500 $1,500 $1,500 $5,985 $5,965 $5,965 $5,965 $16,460 $18,480 $18,460 $18,460 $29,187 $30,043 $30,923 $31,827 $10,727 $11,582 $12,462 $13,367 $354,051 $365,855 $378,162 $301,052 $242,508 $242,116 $241,811 $241,585 $4,044,559 $4,286,678 $4,528,487 $4,770,072 $43,003 $51,568 = $50,538 $67,704 $1449 91.465 $1,482 $1.501 $0993 $0.970 $0948 90.927 $0528 90.545 90.564 $0.583 $74,772 $78,962 $83,384 «= $88,051 $51,215 $52,256 «= $53,316 = $54,306 $962,087 $614,322 $687,639 $722,035 $24,190 $28,414 = $32,804 $37,355 $0044 $0046 so.049 90.051 1,485 10763 $50,000 96,475 $1,000 ‘$5,000 $12,475 $30,000 $3,685 $800 $1,500 $5,965 $18,460 $32,757 $14,297 $404,489 $241,436 $5,011,508 $76,328 $1.520 $0,907 $0.602 $92,974 $55,495 $777,530 42,057 2017 1,470 10850 ‘$50,000 $8,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 ‘$600 $1,500 $5,085 $18,460 $3,712 $15,252 $418,515 $241,360 $5,252,868 $85,124 $1540 90.688 $0623 $06,167 $56,614 $834,143 2018 1,454 10539 ‘$80,000 $7,770 $1,200 ‘$8,000 $14,970 ‘$30,000 $3,685 ‘$800 $1,500 $5,985 $20,055 $34,693 $13,738 $451,404 $251,524 ‘$5,504,302 $92,778 $1.628 $0.907 $o6s3 $105,019 $98,517 $292,661 $51,121 $0.050 2019 2020 1,490 1,424 10428 10317 $80,000 ‘$80,000 $7,770 $7.70 $1,200 $1,200 ‘$8,000 ‘$6,000 $14,970 $14,970 ‘$30,000 ‘$30,000 $3,685 $3,885 $600 ‘$600 $1,500 $1,500 $5,965 $5,985 $20,055 $20,955 $95,700 $36,733 $14,745 $15,778 $406,681 $482,621 $251,243 $251,038 $5,755,635 $6,008,673 $100,716 $108,923 $1,640 $1671 $0,668 $0.869 90.675 30.698 $110,704 «= $116,883 $00,647 = $60,797 $052,308 $1,013,105 $55,405, $60,017 90.062 $0.055 Crooked Creek Micro Turbine -Diese! Fust Year 4, Load Requirements kWh Sales kWh Generated kW Demand 2, Turbine Generators: 100 kw 2. Expenses 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh (Gal Gal Fuel Fuel Cost $/Gal Fusl Cost Fusl Cost $/kwh 08M Other Non-FuelCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation ‘kWh /Gal Gai Fuel Fusl Cost $/Gal Fuel Cost Fusl Cost$/ewh Variable Non-Fusl Costs $/kwh Variable Non-Fust Costs: Fhaed Non-Fusl Costs $/kwh Fowd Non-Fusl Costs Total Non-FusiCost Total Power Generation Expenses Total Generation Expenses ‘3b, Present Worth Expenses PW Factor PW Total Cost $ Accumuated PW Total Costs: ‘4, Power Costs & PCE Payments: 4.0 Power Costs ‘Avg. Costhiwh PW Avg. Coathwh 4b. PCE Payments PCE Payment $/kwh PCE Payment PWPCE Payments Accumulated PW PCE Payments ‘Sys Losses 1999 = 15.00% kWhygal year 2005 = 10 Est. Year 2001 Fusi Cost Sigal $1.68 Fusl Inflaction Factor 4% ‘Sys. Losses 2020 = 8.00% kWhgal year 2020 = 13 General irflation Factor 3.0% Load Factor . os Est 2001 Fixed Non-Fust Cost $/kwh 90.58 Discount Rate 35% Avg. Eligible PCE kwh Tubine Generation Installed Costkw $650 Variable Non-Fusl Cost $/kwh ‘Sok as % of Total = 60% Avg. PCE per kwh sold = 039 (Le. Turbine O&M) 90.020 2001 2002 2003 2004 2005 2008 2007 2008 2008 2010 2011 2012 2013 2014 2015 2016 (231,646 230,308 247,211 255,184. 263,283 271,508 = 279,860 «=: 288,339) 208,944 «= 308,675 314,533 323,518 §9=— 332,629 341,867 = 351,231 = 380,722 264,849 272,877 280,997 289,209 297.510 305,809 314,376 = 322,940 «331,587 340,318 = 340,132 358,027 367,001 376,054 = 385,183 394,389 6 62 4 6 68 70 72 74 7% 78 8 62 a4 6 6 9 0 0 ° 0 ° 500 500 500 ‘500 500 ‘500 ‘500 ‘500 500 500 500 $0 $0 0 $0 $0 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 90 0 0 #9 $0 $46,273 $46,273 $46,273 $46,273 «$46,273 $46,273 $46,273 «$46,273 $46,273 $46,273 $46,273 0 o ° 0 ° 10.0 102 10.4 106 10.9 441 1.3 11.5 W7 11.9 121 oO 0 ° o ° 30,590 30,778 0,067 31,156 31,645 31,534 31,724 31,913 32,102 2,201 32,479 $1.68 $1.75 $1.82 $1.89 $1.07 $2.04 $2.13 $221 2.9 $2.30 $2.49 $2.50 $2.69 $2.80 $2.01 $3.03 0 #0 #0 $0 $0 $62,525 $65,426 $68,460 $71,633 «$74,051 $78,420 $82,047 $85,838 §=— $89,800 $00,041 = $98,268 $0 $0 $0 $0 $0 90.204 90.208 90.212 90.216 $0.220 $0.25 90.220 90.24 90.239 90.244 90.249 0 0 *” $0 0 96,491 96,871 $7,269 $7,688 $8,127 $8,588 $9,071 $9,577 $10,108 = $10,664 $11,246 $0 0 0 $0 $O $188,226 $199,248 $210,813 $222,952 $235,687 $249,045 $263,052 $277,735 $203,123 $309,247 $326,137 $0 $0 0 $0 $0 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 0 0 90 $0 $0 $75,000 $75,000 $76,000 $75,000 $75,000 $78,000 $75,000 $75,000 $75,000 $75,000 $75,000 $0 $0 90 0 $0 $10678 $10678 $10678 $10,678 $10678 $10,678 $10,678 $10,678 $10678 $10678 $10,678 0 $0 90 $0 0 $7,500 ‘$7,500 ‘$7,500 ‘$7,500 ‘$7,500 $7,500 $7,500 $7,500 $7,500 ‘$7,500 ‘$7,500 $0 $0 $0 90 $0 $354,193 $368,493 $383,494 $309,225 $415,717 $433,004 $451,120 $470,100 $480,962 $510,802 $532,602 10.4 105 10.7 10.8 10.9 ° 0 ° 0 0 0 o o ° ° 0 104,155 108,314 108,462 110,508» 112,724 co 0 0 $0 9% $0 0 0 9 $0 9 $1.63 $1.70 $1.76 $1.83 $1.91 0 0 90 90 9 co 0 #0 9 $0 90 $160,773 $180,223 $191,219 $202,786 $214,951 9 $0 90 0 9 0 Co 0 0 $0 $0 90.157 $0.161 90.165 90.170 $0.174 0 $0 #0 #2 0 0 0 90 $0 $0 90 $0112 90.116 90.121 90.126 90.131 90 co 9% 0 #9 0 0 0 9 0 #2 $108,111 $114,458 $123,379 $132,010 $143,067 % 90 90 0 0 $0 90 #0 90 #0 $0 9017 = $0.17 $0.18 $0.19 $0.20 90 0 $0 $0 0 $0 0 $0 9 0 90 $159,166 $171,687 $185,089 $190,365 $214,631 9 0 90 $0 9 0 $0 0 $0 #” #9 $265,276 $286,146 $308,449 $332,275 $357,718 %0 90 90 0 9 Pu 0 $0 $0 %0 90 $435,049 $466,369 $499,668 $535,081 $572,668 0 $0 9% 90 0 $0 0 %0 0 0 #0 $435,049 $466,360 $490,668 $535,081 $572,668 $954,193 $368,493 $363,404 $300,225 $415,717 $433,004 $451,120 $470,100 $489,982 $510,802 $532,602 1,000 0.086 0.934 0.902 0.871 0.642 0614 0.768 0.750 0.734 0.708 0.685, 0.662 0.639 0618 0.587 $435,049 $450,508 $406,445 $482,504 $499,047 $298,221 $299,770 $301,423 $303,176 $305,024 $308,065 $308,003 $311,105 $313,206 $315,564 $317,905 $435,040 $885,647 $1,352,092 $1,834,686 $2,333,734 $2,631,965 $2,931,724 $3,233,147 $3,596,323 $3,841,347 $4,148,312 $4,457,305 $4,768,410 $5,081,708 $5,307,270 $5,715,176 $1878 $1,048 $2.021 $2.007 $2.175 $1,305 91.317 $1.330 31.344 $1,360 $1.377 $1,304 $1.413 91.433 $1,454 $1476 $1,678 $1,882 $1,887 $1,891 $1,805 $1,096 $1,071 $1,045 $1.021 90.008 $0.976 90.955 90.935 90.916 $0.698 90.881 $0.39 $0.40 $0.42 $0.43 $0.45 $0.46 $0.48 $0.50 $0.51 90.53 $0.55 $0.57 $0.59 $0.61 $0.63 $0.65 $54,205 $57,072 $61,068 $86,205 $70,607 $75,457 = $80,501 $85,842 $91,408 $07,485 $103,621 $110,524 $117,614 $125,112 $133,037 $141,414 $54,205 $56,012 $57,847 $59,713 $61,608 $63,533 $85,487 $87,471 $80,485 $71,528 $73,601 $75,703 $77,835 «$70,007 = $82,188 == $84,409 $54,205 $110,217 $168,084 $227,777 $280,385 $352,918 $418,406 $485,877 $555,362 $626,800 $700,490 $776,194 $854,029 $934,028 $1,016,214 $1,100,623 ‘Waste Heat Capital invest per KW Hot Water Waste, Heat Boiler = $100 2017 2018 2019 2020 370,339 =: 380,082 389,953 399,949 403,670 413,022 422,449 431,945 92 o 6 9 ‘500 600 600 600 $46,273 $55,527 $85,! 527 $55,527 124 126 128 13.0 32,667 22,854 33,041 33,227 $315 $3.27 $3.40 $3.54 $102,700 $107,514 $112,450 $117,606 90.255 ‘$0.260 $0.266 90.272 $11,856 $12,405 $13,163 $13,863 $343,625 $362,345 $381,734 $402,024 $75,000 $75,000 ‘$75,000 $75,000 $10,678 © $10678 = $10,678 += $10.678 $7,500 ‘$7,500 ‘$7,500 $7,500 $556,422 $595,080 $620,053 $646,198 ° ° ) ° 0 0 a 9 #0 0 #9 2 90 90 #9 0 9% 0 2 90 90 0 0 $0 0 9 9 $0 #0 9% 0 3% 0 90 9 $0 # 90 2 $0 0 0 #0 #0 $855,422 $505,080 $620,053 $646,198 0.877 0.857 0.538 0.520 $320,315 $931,569 $333,612 $336,124 96,035,401 $6,367,061 $8,700,873 $7,036,996 $1600 $1,586 $1.590 $1616 90.665 90.872 $0856 $0.840 068 $0.70 $0.72 90.75 $150,206 $150,617 $169,494 = $179,923 $86,659 © $88,999 $91,249 $93,588 $1,167,262 $1,276,221 $1,367,470 $1,461,058 Year 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Ful Gal Equvalert) Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement st 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years O8M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Ssies Net Income 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses PW Total Expenses Accumulated PW Total Expenses Accumuated PW Savings From W. H. Sales 7. Power Costs & PCE Payments with Waste Heat Offset 7.0 Power Costs 2001 2002 2003 2004 2005 $0 0 0 $0 $0 $0 0 cu 90 #0 0 0 0 #0 0 a 9 $0 0 #0 #0 0 #0 0 #0 $0 i) 0 #0 0 0 2 0 #2 #0 © 0 0 0 #0 90 0 0 #0 #0 #0 90 0 » % #0 $0 0 #0 #0 #0 co 0 so $0 0 90 0 %0 0 #0 co #0 0 0 0 0 #” 90 90 $435,049 $466,369 $499,668 $535,061 $572,668 $435,049 $450,598 $466,445 $482,594 $499,047 $435,049 $885,647 $1,352,002 $1,834,686 $2,333,734 #0 9 0 s0 #0 $1.678 = $1.948 $2.021 $2,007 $2.175 $1878 = $1.882 $1,687 $1,691 $1.605 om 24 $0.42 90.43 90.448 $54,205 $57,972 $61,968 $66,205 $70,697 $54,205 $56,012 $57,847 $50,713. $61,608 $54,205 $110,217 $168,084 $227,777 $280,385 0 9 90 0 $0 0 0 $0 0 $0.000 2,098 15202 ‘$50,000 96.475 $1,000 $5,000 $12,475 ‘$30,000 $3,885, $600 $1,500 $5,965 $18,460 $31,072 $12,612 $341,581 ‘$287,602 $2,621,336 $10,619 $1,258 $1.059 90.419 $68,268 $57,480 $346,888, $6,053 $0046 2007 2,090 15148 $50,000 $6,475 ‘$1,000 ‘$5,000 $12,475 ‘$30,000 $3,685 ‘$600 $1,500 $5,985 $16,460 $82,201 $13,741 $354,753 $288,591 $2,009,027 $21,797 $1,268 $1,031 90.433 $72,668 $50,116 $408,061 $12,424 2,083 15093 ‘$50,000 98,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,985 $18,460 $33,367 $14,907 $368,587 $289,708 $3,199,633 $33,514 $1.278 $1,005 90.447 $77,345 $80,783 $468,774 $19,103 90.052 2009 2010 2,075 2,067 15036 14978 $50,000 $50,000 $6,475 $8,475 $1,000 $1,000 ‘$5,000 $5,000 $12,475 $12,475 $30,000 $30,000 $3,885 $3,685 $800 ‘$600 $1,500 $1,500 $5,965 ‘$5,965 $18,460 = $18,460 $34,572 $35,615 $16,111 $17,354 $363,114 $398,363 $200,041 $292,291 $3,490,574 $3,762,665 $45,749 $58,482 $1.200 $1.903 $0,960 90.956 90.462 90.478 $82,315 = $87,503 962,511 $84,270 $529,285 $500,555 $26,077 $33,335 90.054 90.057 2011 2,059 14918 $50,000 $8,475 ‘$1,000 ‘$5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,085 $18,460 $37,097 $18,637 $414,367 $203,753 4.076.618 $71,094 $1.317 90.904 90.494 $93,198 $28,070 $850,625 $40,886 90.060 2012 (2,050 14856 ‘$50,000 $6,475 ‘$1,000 ‘$5,000 $12,475 ‘$30,000 ‘$3,885 $600 $1,500 $5,985 ‘$18,460 $38,421 $19,961 $431,160 $295,321 $4,371,999 $85,368 $1.333 $0.913 $0511 $99,147 $67,910 $727,535 $48,659 90.082 2013 2,041 14792 ‘$50,000 96.475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 $600 $1,500 $5,085 $18,460 $90,786 $21,325 $448,775 $206,992 $4,068,631 $90,470 $1.49 $0,803 $0528 $105,450 $89,701 $797,328 $56,703 2014 2,032 14726 $50,000 $68,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 $600 $1,500 $5,985 ‘$18,460 41,193 $22,733 $467,249 $298,761 94,967,692 $114,014 $1.267 90.874 $0.547 $112,154 $71,712 $869,037 $64,988 $0.066 2015 2016 2,023 2,013 14658 14588 $50,000 $50,000 $6475 $8,475 $1,000 ‘$1,000 ‘$5,000 ‘$5,000 $12,475 $12,475 $30,000 $30,000 $3,885 $3,885 $800 $600 $1,500 $1,500 $5,965 $5,965 $18,460 = $18,460 $42,644 $44,138 $24,183 $25,678 $486,619 $508,924 $900,624 $902,578 $5,268,316 $5,570,894 $128,954 $144,281 $1,365 $1,405 $0.656 $0.839 90.508 $0,586 $119,253 $126,778 $73,672 $75,673 $942,710 $1,018,382 $73,504 $82,240 90.069 9.071 2017 2,003 14817 ‘$50,000 $6.475 $1,000 ‘$5,000 $12,475 ‘$20,000 $3,885 $1,500 $5,985 $18,460 $45,678 $27,218 $528,205 $304,619 $5,875,513 $150,978 $1428 $0823 90.608 $134,752 $77,712 $1,096,095 $91,187 90.073 $47,263 $26,308 $568,752 $316,911 $8,192,424 $174,637 $1.496 a4 30634 $144,621 $80,584 $1,176,678 $99,543, 2019 1,963 14367 ‘$80,000 $7,770 $1,200 $6,000 $14,970 $30,000 $3,685 $600 $1,500 $5,065 $20,955 $48,606 $27,940 $502,112 $318,770 96,511,194 $189,679 91.518 90.817 $0656 $153,568 $82,675 $1,250,353 $108,117 90.072 2020 1,972 14289 ‘$60,000 $7,770 $1,200 ‘$6,000 $14,970 ‘$30,000 $3,685 ‘$800 $1,500 ‘$5,985 $20,955 $50,575 $29,620 $816,578 $320,716 $6,831,910 $205,086 $1.542 $0,802 90679 $183,040 $84,808 $1,344,159 $116,899 $0.074 Red Devil MicroTurbine -Diesel Fust Year 1. Load Requirements, kWh Sales kWh Generated kW Demand 2, Turbine Generators 100 kw 2. Expenses 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh Gal Gal Fust Fuel Cost $/Gal Fuel Cost Fuel Cost $/kwh 08M Other Non-FueiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh /Gal Gal Fust Fuel Cost $/Gal Fuel Cost Fusl Cont$vewh Variable Nor-Fuel Costs $/kwh Veriable Nor-Fusl Costs Fond Non-Fuel Costs $/kwh Fuad Nor-Fusl Costs Total Norn-FusiCost Total Power Generation Expenses Total Generation Expenses: 3b, Present Worth Expenses PW Factor PW Total Cost $ ‘Accumulated PW Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs ‘Avg. Costikwh PW Avg. Costiowh 4b. PCE Payments PCE Paymert $/kwh PCE Payment PW PCE Payments ‘Accumuated PW PCE Payments: Sys Losses 1999 = Sys. Losses 2020 = Load Factor ' 15.00% 8.00% 0s Avg. Eligible PCE kwh Sold as % of Total = 2001 2002 130,887 149,647 u 132,354 150,884 u“ ° ° BEBBESEEEBA008S SBESBESEBEBROOBS 10.5 108,314 $1.70 $169,773 $180,223 90.157 $0.161 $0112 $0.116 $108,111 $114,458 90.17 90.17 $159,166 $171,687 $265,276 $286,146 $435,049 $466,360 $435,049 $466,360 1,000 0.968 $435,049 $450,596 $435,049 $885,647 $3324 $3.324 $3.524 $3.404 90.39 $23,992 $23,002 $23,992 $0.40 $25,110 $24,260 $48,252 47% Avg. PCE per kwh sold = 2003 133,824 152,113 35 ° SESESEESEZ C088 0.934 $466,445 $1,352,002 837% $3.486 $0.42 $26,277 $24,530 $72,782 2004 135,295 153,334 ° BEBBEEESEBSCOSS 108 110,599 $1.63 $202,786 90.170 $0.128 $132,910 $0.19 $199,365 $332,275 $535,061 $535,081 0.902 $482,504 $1,834,686 $3.955 $3.567 $0.43 $27,498 $24,800 $97,562 2005 136,768 154,548 ° 8 SESESEEEEROOSE 5. 3 10.9 112,724 $1.91 $214,081 $0.174 $0.131 $143,067 $0.20 $214,631 $957,718 $572,668 $572,668 0.871 $499,047 $2,333,734 4.187 3649 $0.45 $28,768 ‘$25,070 $122,651 kWhigal year 2005 = kWhigal year 2020 = Tubine Generation Installed Cost/kw 2008 138,244 155,755 $325,000 $46,273 100 15,575 $2.13 $33,162 90.213 $3,305 $95,839 $32,500 $75,000 $10,678 8 8 2 sesesesesso $193,020 $2,526,762 $1,658 $1.308 $0.46 $30,098 $25,340 $147,901 10 13 0.39 139,721 156,953 $325,000 $46,273 10.2 15,366 $2.21 $34,025 $0.217 $3,430 $99,474 ‘$32,500 310678 * $7,500 § a 8 sesesesssso $1674 $1.362 $0.48 $31,482 $25,611 $173,602 Est. Year 2001 Fusi Cost $/gat $1.75 Fusl Inflection Factor General irflation Factor Est 2001 Fhed Non-Fusl Cost kwh $0.58 Discourt Rate Variable Non-Fusi Cost $/kwh (Le. Turbine O&M) $0.020 2008 2009 2010 2011 2012 2013 2014 2015 141,201 142,682 144,168 145,652 147,140 148,630 150,122 151,616 156,145 159,328 160,505 161,674 162,835 163,968 165,134 166,272 8 % 7 7 7 7 38 38 500 500 500 500 500 500 500 500 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $225,000 $325,000 $46,273 $46,273 $46,273 $46,273 $46,273 $46,273 $46,273 $468,273 10.4 106 10.9 14.4 11.3 11.5 W7 11.9 15,165 14,970 14,783 14,603 14,428 14,260 14,087 13,939 230 $239 = $240 $250 $260 $280 $291 $3.03 $34,022 $35,854 $36,822 $37,827 $38,871 $30,953 $41,078 $42,241 $0221 $0225 = $0.220 $0234 = $0230 $0244 «= $0249 «| $0.254 $3,560 $3,694 $3,833 $3,977 $4,125 $4,279 $4,430 $4,603 $103,236 $107,120 $111,158 $115,328 $119,690 $124,101 $128,717 $133,403 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $10,678 $10,678 $10.678 $10,678 $10,678 + $10878 $10,678 $10,878 $7,500 $7,500 $7,500 ‘$7,500 $7,500 $7,500 -—$7,500 $7,500 $238,670 $243,628 $248,764 $254,081 $250,588 $265,285 $271,183 $277,288 0 ° 0 ° ° ° ° ° 0 9 0 so 0 0 2 0 $0 90 $0 $0 $0 $0 $0 $0 0 #9 0 9 #0 $0 so $0 90 0 co 0 $0 0 9 $0 ri 9 co 0 $0 0 #0 $0 $0 9 0 $0 $0 90 90 9 $0 90 30 $0 #9 90 #0 0 $0 90 $0 9 0 $0 $0 $0 0 90 $0 $0 90 so 0 $0 0 9 0 $0 0 0 0 $0 $238,670 $243,628 $248,784 $254,081 $250,586 $265,285 $271,183 $277,288 076 86075) 0734 = (7088S (e288 $187,502 $185,014 $182,526 $180,123 $177,803 $175,561 $173,308 $171,903 $2,004,616 $3,060,690 $3,272,186 $3,452,270 $3,630,082 $3,805,643 $3,979,030 $4,150,342 $1600 $1,707 $1,728 $1,744 $1.784 —$1.785 81.808 = $1.820 $1320 $1.207 $1,288 81.237 81.208 $1181 81.155 $1.10 $050 «$051 $053) $055 $87) = $059 S081 = $083 $22,929 $34,430 $96.015 $97,680 $39,376 $41,167 $43,098 $44,085 $25,882 $26,154 $26,428 $26,608 $26,971 $27,244 $27,517 $27,701 $190,484 $225,638 $252,064 $278,762 $305,732 $332,976 $360,494 $388,285 40% 3.0% 35% 2016 153,112 187,402 Bs 500 $325,000 $46,273 124 13,788 $3.15 $43,449 $0.260 4774 $138,432 $32,500 $75,000 $10,678 $7,500 $283,605 8 ssesseessse § 0.507 $169,281 $4,319,624 $1 $1,108 90.65 47,019 $28,085 $416,350 ‘Waste Heat Capital Invest per KW Hot Water Waste. Heat Boiler = $100 2017 2018 2019 2020 154611 156,111 187,613 159,118 168,526 160,641 170,747 171,847 38 39 39 39 500 600 600 600 124 126 128 130 13,638 13,404 13,355 13,219 $3.28 $341 $3.55 $3.69 $44,701 = $45,999 $47,344 $48,738 $0,265 90.271 $0277 90.284 $4,050 $5,132 $5,320 $5,515 $143,542 $148,826 © $154,201 $159,944 $10678 $10,678 = $10,678 = $10,678 $7,500 $7,500 $7,500 $7,500 $200,144 $312,683 $319,661 $326,903 ° ° 0° 0 #2 $0 $0 $0 *” 0 90 $0 #9 9 9 0 $0 $0 $0 $0 0 Co 0 0 #0 $0 $0 so *” 0 2 co #0 9 #0 #0 #0 co cd 0 #9 90 9 $0 $200,144 $312,683 $319,681 $328,903 0.577 0.587 0.538 0.520 $167,328 $174,217 $172,093 $170,040 $4,408,951 $4,681,168 $4,833,261 $5,003,302 $1.877 $2.003 $2.028 $2.054 $1082 $1,116 $1,092 $1,089 $0.68 $0.70 $0.72 $0.75 $49,142 $51,355 $53,664 $86,072 $28,340 $28,615 $28,890 $29,166 $444,000 $473,308 $502,198 $531,362 Your 2001-2002 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diese! Fue! Gal Equivalert) Capital Investment Debt Service @ 5%, 10 Years O8M at 2% of Investment Replacement at 10% of Investment: SSSESS SESESES SSSESE SESESES Total Expenses Heat Recovery District Heating System Capital Investmentt Debt Service @ 5%, 10 Years 08M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income 0 $0 $0 $0 6. Total Generation Expenses Minus. Net Income from Waste Heat Sales Total Expenses $435,049 $466,369 PW Total Expenses $435,049 $450,596 Accumulated PW Total Expenses $435,049 $885,647 Accumuated PW Savings From W. H. Sales 0 0 7. Power Costs & PCE Payments with Waste Heat Offset 7.8 Power Costs Avg. Costiewh $3.24 $3,524 PW Avg. Costkwh $3.324 $3404 7.b PCE Payments PCE Payment $/ewh $029 $0.40 PCE Payments $23,992 $25,110 PWPCE Paymerts $23,992 $24,260 Accumulated PW PCE Payments $23,902 $48,252 Accumulated P.W of PCE Savings #0 30 8. Potential Rate Reduction. kwh From Sales of Waste Heat 0 so 3 3 3 SSSESE SESESES ss $499,668 $406,445 $1,362,002 $3.734 $3.488 $0.42 $26,277 $24,530 $72,762 SSEESE SESEEES 8s $535,061 $482,504 $1,834,686 $3.955 $3,567 $0.43 $27,496 $24,800 $97,582 90 SSSSSS SESEEES $572,668 $499,047 $2,333,734 co $4187 $3.649 90.448 $28,768 $25,070 $122,651 0 $0,000 2008 1,068 7740 $50,000 $6475 $1,000 ‘$5,000 $12,475 $30,000 $3,685 ‘$600 $1,500 $5,985, $18,460 $16,480 $1,980 $231,238 $194,696 $2,528,429 $1,687 $1673 $1.408 90.477 $30,980 $26,085 $148,736 $744 90.014 2007 1,044 7563 $50,000 $6.475 $1,000 $5,000 $12,475 ‘$30,000 $3,685 ‘$600 $1,500 $5,985, $18,460 $16,746 $1,714 $235,504 $191,656 ‘$2,720,086 $3,081 $1.686 $1.372 90.491 $32,248 $174,969 $1,367 -$0.012 1,020 7391 ‘$50,000 $6,475 ‘$1,000 ‘$5,000 $12,475 $30,000 $3,685 $600 $1,500 $5,985 $18,460 $17,021 $1,439 $240,109 $188,723 $2,908,809 4193 $1.700 $1,337 $0.508 $33,572 $26,387 $201,356 $1,872 -$0.010 907 7225 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 $1,500 $5,985, $18,460 $17,304 $1,157 $244,785 $185,892 $3,004,701 $5,071 $1.716 $1,303 $0.521 $34,956 $26,546 $227,902 $2,264 2010 975 7064 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 $600 $1,500 $5,965 $18,460 $17,595 $885 $249,629 $183,161 $3,277,662 -$5,708 $1.732 $1.270 $0.537 $36,402 $26,709 $254,611 $2,548 2011 953 6908 $50,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 ‘$600 ‘$1,500 $5,985 $18,460 $17,695 $254,647 $180,524 $3,458,366 $6,107 $1.748 $1.239 $0.554 $37,913 $26,877 $281,488 $2,727 2012 2013 732 812 6757 6609 $50,000 $50,000 $6,475 $6,475 ‘$1,000 $1,000 ‘$5,000 ‘$5,000 $12475 $12,475 $30,000 $30,000 $3,885 $3,685 $600 $600 $1,500 ‘$1,500 $5,965 ‘$5,965 $18,460 = $18,460 $18,202 © $16,518 $258 $58 $259,844 $285,227 $177,979 $175,523 $3,696,366 $3,611,888 $6,284 $6,245 $1,766 $1,784 $1.210 $1,181 90.571 $0.589 $39,492 $41,141 $27,050 $27,227 $306,538 $335,765 $2,008 = $2,789 -$0.002 ‘$0.000 2014 2015 892 873 6467 6327 $50,000 $50,000 $8,475 $6,475 $1,000 $1,000 ‘$5,000 ‘$5,000 $12,475 $12,475 $30,000 $30,000 $3,885 $3,865 ‘$600 $600 $1,500 $1,500 $5,985 $5,965 $18,460 $18,460 $18,643 $19,175 $382 $715 $270,801 $276,873 $173,151 $170,862 $3,985,040 $4,156,902 $6,001 $5,550 $1,804 $1.624 $1,153 $1.127 $0,608 $0627 $42,065 $44,086 $27,408 $27,504 $963,173 $390,767 $2,679 = $2,482 $0,003 ‘0.005 2016 2017 855 836 6192 6060 $50,000 $50,000 $6,475 $6,475 $1,000 $1,000 ‘$5,000 $5,000 $12,475 $12,475 $30,000 $30,000 $3,885 $3,865 ‘$600 $600 $1,500 $1,500 $5,965 $5,965 $18,460 © $18,460 $19,516 $19,664 $1,055 $1,404 $282,550 $268,740 $168,652 $166,518 $4,324,553 $4,491,071 $4,930 -$4,120 $1.645 $1.668 $1,101 $1.077 90.647 90.668 $46,548 $48,515 ‘$27,784 $27,979 $418,551 $446,530 $2201 $1,830 $0.007 ‘$0,009 2018 819 5032 $80,000 $7,770 $1,200 ‘$8,000 $14,970 ‘$30,000 $3,885 ‘$800 $1,500 $5,985 $20,955 $20,221 $313,397 $174,626 $4,685,697 $2,008 $1.119 $0,704 $51,683 $478,328 $2,022 601 ‘5807 ‘$60,000 $7,770 $1,200 ‘$8,000 $14,970 $30,000 $3,885 $1,500 $5,965 $20,955 $20,586 $320,030 $172,202 $4,837,989 “77 $2.030 $1,083 $0.727 $53,628 $28,979 $504,307 $2,111 ‘$80,000 $7,770 $1,200 ‘$8,000 $14,970 ‘$30,000 $3,885 $1,500 $5,085 $20,955 $326,899 $170,008 ‘$5,008,027 $4,725 $2,054 $1,089 ‘$0,750 ‘$58,070 $29,165 $833,472 “$2,110 ‘$0.000 Sleetmute MicroTurbine -Diesel Fue! Year 1. Load Requirements kWh Sales: kWh Generated kW Demand 2, Turbine Generators 100 kw 2. Expenses 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fust Fuel Cost Gal Fuel Cost Fusl Cost $/ewh 8M Other Non-FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh Gal Gai Fuel Funl Cost $/Gal Fusl Cost Fusl Cost$iewh Variable Nor-Fusl Coste $/ewh Variable Nor-Fusl Costs Fixed Non-Fual Costs $/kwhy Foed Non-Fusl Costs Total Non-FusiCost Total Power Generation Expenses Total Generation Expenses: 3b. Present Worth Expenses: PW Factor PW Total Cost $ Accumulated PW Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs Avg. Costiwh PW Avg. Costikwh, 4b. PCE Payments PCE Payment $/kwh PCE Payment PWPCE Payments Accumuated PW PCE Payments kWeygal year 2005 = kWhygal year 2020 = ‘Tubine Generation Installed Cost/kw 60% Avg. PCE per kwh sold = Sys Losses 1999= 15.00% Sys. Losses 2020= 6.00% Load Factor . 0s Avg. Eligible PCE kwh Sold a8 % of Total = 2001-2002 2003 189,454 191,048 194,429 216,609 218,821 221,001 49 50 50 0 ° ° 0 $0 so 0 0 $0 ° ° ° ° ° 0 $164 $1.71 $1.7 0 90 $0 $0 $0 $0 $0 $0 $0 $0 90 90 $0 $0 0 $0 #2 0 $0 90 90 90 9 9% co 0 0 104 105 107 104,155 108,314 108,462 $163 ($1.70 $1.76 $169,773 $180,223 $191,219 $0157 $0161 $0.185 $0112 $0116 $0.121 $106,111 $114,458 $123,370 $017 $017 $0.18 $150,168 $171,687 $185,080 $205,276 $206,146 $208,449 $435,049 $406,380 $490,668 1.000 0.966 0.934 $435,049 $450,508 $466,445 $435,040 $885,647 $1,352,002 $2296 $2430 $2570 $2296 $2348 $2300 03 89140 $0.42 $44,332 $46,488 9 $48,737 $44,332 $44,916 $45,406 $44,332 $89,248 $134,744 2004 196,696 223,151 51 BEBSEESEEEZ OOS 0.902 $482,504 $1,834,686 $2.717 $2.451 90.43 $51,083 ‘$46,074 $180,819 190,354 225,270 51 BSESESSEEEROoSS $2,393,734 $2,873 $2.503 $0.45 $53,531 $46,649 $227,467 10 13 $650 039 2008 2007 201,789 = 204,230 227,300 229,418 82 52 500 500 $325,000 $325,000 $46,273 $46,273 10.0 10.2 27% 22,461 $2.00 $2.08 $45,965 $46,608 ‘$0.200 90.203 $4,824 $5,014 $139,900 $145,401 $32,500 $32,500 $75,000 $75,000 $10678 $10,678 $7,500 $7,500 $267,040 $293,974 o ° 0 9 0 #0 0 0 $0 $0 0 0 $0 0 #0 co 0 $0 9 0 $0 0 $287,040 $293,974 0.842 084 $241,680 $239,148 $2,575,414 $2,814,562 $1.42 $1439 $1.198 $4.171 146 $0.48 $56,084 © $58,746 $47,221 $47,790 $274,686 = $322,478 206,649 231,447 53 SSSESESESEO $301,145 $236,607 $3,051,250 $1.457 91.145 $0.50 $81,522 $48,356 $370,834 Est. Year 2001 Fusi Cost $/gal $1.64 Est 2001 Foed Non-Fusl Cost $/kwh $0.58 Variable Nor-Fual Cost $wh (Le. Turbine O&M) $0,020 2009 2010 2011 2012 200,058 211,451 213,682 216,202 233,406 235,415 237,354 230,284 53 4 54 55 500 500 500 500 $46,273 $48,273 $48,273 $48,273 106 109 14 1.3 21,905 21,683 21,438 21,201 $224 $233 $243 $2.82 $49,231 $50,613 $52,044 $53,525 $0211 $0215 $0219 $0.24 $5413 $5622 $5,898 $6,082 $156,064 $163,037 $169,311 $175,793 $32,500 $32,500 $32,500 $22,500 $75,000 $75,000 $75,000 $75,000 $10,678 $10,678 $10,678 $10,678 $7,500 $7,500 $7,500 _ $7,500 $908,550 $316,223 $324,144 $332,331 0 ° ° ° *” 0 $0 9 9 90 #0 $0 0 9 $0 $0 #0 90 %0 $0 20 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 0 co 0 $0 2 cs cd $0 0 0 %0 0 $208,550 $316,223 $224,144 $332,331 0750 = 0734 = 07090885 $234,323 $232,023 $229,792 $227,629 $3,285,582 $3,517,605 $3,747,308 $3,075,025 $1478 81.405 $1518 $1,537 $1121 © $1.007 $1,078 $1. $051 $053 $085) $057 $04417 $87,436 $70,582 $73,862 $48,919 $49,480 $50,037 $50,501 $419,753 $460,233 $519,289 $569,861 Fuel Inflaction Factor 40% General inflation Factor 30% Discount Rate 35% 2013 2014 2015 2016 218,550 = 220,903 223,235 225,555 241,143 = 242,003 244,814 = 246,607 55 5 6 6 500 ‘500 ‘500 500 $46,273 $46,273, $46,273 $46,273 11.5 7 11.0 1214 20,969 20,743 20,523 (20,309 $2.63 $2.73 $2.84 $2.05 $55,058 $56,644 9 $58,285 «89 $59,963. 90: 90.233 $0.238 $0.243 B. 283 96,531 $6,778 $7,032 $182,490 $189,406 $196,551 $203,929 $32,500 $32,500 $32,500 $32,500 $75,000 $75,000 $75,000 $75,000 $10678 $10678 $10678 $10678 $7,500 $7,500 $7,500 $7,500 ° o ° ° co 2 9% #0 0 90 $0 0 0 #2 so 9 0 9 90 9 0 co 90 0 0 $0 0 90 90 $0 $0 0 90 co 0 co 0 2 so 2 #2 #0 0 0 $340,702 $349,533 $358,565 $367,895 0.662 0.639 oss 0s97 $225,530 $223,493 $221,515 $219,503 $4,200,556 $4,424,048 $4,645,563 $4,865,156 $1,550 $1,582 $1,608 $1,631 $1,082 $1.012 $0.002 90.974 $0.50 $0.61 90.63 $0.65 ‘$77,280 © $80,843 $84,556 $88,425 $51,143 $51,691 $52,237 «= $52,780 $621,003 $672,695 $724,832 $777,712 Waste Heat Capital invest per KW Hot Water Waste Heat Boller = $100 2017 2018 2019 2020 227,862 230,157 232,439 234,709 248,370 250,104 (251,809 253,486 7 7 7 5B ‘500 600 600 600 $46,273 $55,527 ‘$55,527 $56: 527 124 126 128 13.0 20,099 19,695 19,695 19,499 $3.07 $3.19 $3.32 $3.46 $61,730 $63,555 $05,432 $67,373 90.249 90.254 $0.260 90.268 ‘$7,295 $7,566 $7,846 $8,135. $211,549 $219,417 $227,540 = $235,927 $75,000 $75,000 ‘$75,000 $75,000 $10,678 = $10,678 $10,678 $10,678 ‘$7,500 ‘$7,500 ‘$7,500 $7,500 $377,533 $403,243 $413,524 $424,141 ° ° ° ° 9 0 $0 0 $0 0 cd $0 90 0 *” #0 0 0 #9 9 $0 0 0 so 0 90 0 $0 $0 90 eo $0 0 30 *” 0 0 Co 2 0 % 0 cd 0 $377,533 $403,243 $413,524 $424,141 Os77 0.557 0.538 0.520 $217,728 $224,688 $222,625 $220,619 $5,082,682 $5,307,570 $5,530,195 $5,750,815 $1.657 $1,752 $1.79 $1.807 90.956 0.976 90.958 $0.940 90.68 $0.70 9072 90.75 $92,456 © $96,655 = $101,030 $105,587 $53,320 $53,857 $54,301 $54,922 $831,031 $884,688 = $939,278 $994,201 Year 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fue! Gai Equivalert) Capital Investment Debt Service @ 5%, 10 Years 8M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investmentt Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Saies Net Income &. Total Generation Expenses Minus Net Income from Waste Heat Sates Total Expenses PW Total Expenses Accumulated PW Total Expenses Accumulated PW Savings From W. H. Sales 7. Power Costs & PCE Payments with Waste Heat Offset, 7.0. Power Costs Avg. Costfewh PWAvg. Costicwh 7.b PCE Payments PCE Payment $kwh PCE Payments PWPCE Payments Accumuated PW PCE Payments Accumulated PW of PCE Savings 8. Potential Rate Reduction.kwh From Sales of Waste Heat 2001 2002 2003 2004 2005 so $0 $0 sO 0 $0 co $0 so $0 co $0 0 sO $0 0 $0 $0 0 so #0 0 0 $0 $0 0 0 co $0 $0 #0 0 %0 so $0 0 $0 so $0 30 0 0 #0 90 so 9% 0 0 0 $0 $0 0 #0 $0 $0 #0 0 0 0 so $0 0 so 0 so 0 so #0 $0 $0 0 $0 0 so $0 $435,049 $466,369 $499,668 $535,061 $572,668 $435,049 $450,598 $466,445 $482,504 $499,047 $435,049 $885,647 $1,352,092 $1,634,686 $2,333,734 0 0 0 so 0 $2.298 § $2.430 $2.570 $2.717 $2.873 $2,208 $2348 $2.39 $2.451 $2.503 $0.30 $0.40 $0.42 $0.43 $0.48 $44,332 $46,488 = $48,737 $51,063 $53,531 $44,332 $44,916 $45,498 $46,074 $46,649 $44,332 $89,248 $134,744 $180,819 $227,467 90 0 $0 $0 $0 $0 so 0 so $0,000 2008 1,559 11299 ‘$50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,685 $600 $1,500 $5,985, $18,460 $22,545 $4,064 $282,956 $238,241 $2,571,975 $3,439 $1.402 $1,181 90.444 $53,756 $45,261 $272,728 $1,960 ‘$0.020 2007 1,526 11055 $50,000 $6,475 ‘$1,000 $5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 $5,985, $18,460 $22,040 $4,479 $269,495 $235,505 ‘$2,807,479 ‘$7,063 $1417 $1,153 $0.459 $56,193 $45,713 $318,441 $4,037 $0.022 2008 1,493 10817 ‘$50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,685 $600 $1,500 $5,985 $18,460 $23,345 $4,884 $298,261 $232,858 $3,040,337 $10,922 $1434 $1,127 90.474 $58,738 ‘$46,168 $8,225 90.024 2009 1,461 10586 ‘$50,000 $8,475, $1,000 $5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,065 $18,460 $23,760 $5,299 $303,250 $230,200 $3,270,636 $14,046 $1.481 $1,102 $0.480 $61,396 $46,625 $411,234 $8,519 $0.025 2010 1,430 10361 $50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885 $600 $1,500 ‘$5,965 $18,460 $24,185 $5,725 $310,499 $227,622 $3,498,459 $19,146 $1,468 $1.077 $0.508 $64,173 $47,085 $458,319 $10,913 $0.027 2011 2012 1,400 1,370 10142 9928 $50,000 $50,000 $6,475 $6,475 $1,000 $1,000 ‘$5,000 ‘$5,000 $12,475 $12,475. $30,000 $30,000 $3,885 ‘$600 $1,500 $5,065 $18,460 $18, 460 $24,620 $25,085 $6,150 ‘$8,604 $317,964 $325,727 $225,425 $223,105 $3,723,884 $3,946,969 $23,513 $26,037 91.487 $1,507 $1,054 $1,032 90.523 $0.540 $67,071 $70,097 $47,548 $48,013 $905,867 $553,680 $13,402 $15,981 90.029 $0.031 2013 1,341 9719 ‘$50,000 $6,475 ‘$1,000 ‘$8,000 $12,475 ‘$30,000 $3,885 ‘$600 $1,500 $5,065 $18,460 $25,519 $7,060 $333,733 $220,850 $4,167,847 $32,708 $1,627 $1.011 $0,550 $73,257 ‘$48,480 $602,360 $18,644 $0.032 2014 1,313 9515 $50,000 98.475 $1,000 $5,000 $12,475 ‘$30,000 $3,685 $600 $1,500 $5,985 $18,460 $25,964 $7,524 $342,009 $218,682 2015 1,286 9316 ‘$50,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 $600 $1,500 $5,065 $18,460 $26,458 $7,098 ‘$350,567 $216,574 $4,388,530 $4,603,103 $37,519 $1.548 $0.990 $0578 $76,555 $48,949 $851,309 $21,386 90.034 $42,460 $1.870 $0.970 $0.507 $70,907 $49,421 $700,730 90.036 1,250 9122 ‘$50,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,685 $1,500 $5,985 $18,460 $26,942 $6,482 $350,414 $214,531 $4,817,634 $47,522 $1,593 $0.951 goes $83,590 $49,894 $750,624 $27,068 90.038 2017 1,233 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 $1,500 $5,985 $18,460 $27,436 $8,975 $368,558 $212,550 $5,030,184 $52,696 $1.617 90.933 0.630 $87,340 ‘$50,369 $800,963 $30,038 2018 1,207 8746 $80,000 $7,770 $1,200 ‘$8,000 $14,970 $30,000 $3,885 $1,500 $5,985 $20,955 $27,939 $6,963 $396,260 $220,787 $5,250,961 $56,589 $1.722 $0.959 $671 $92,675 $51,639 $852,632 $0.00 1,182 8564 ‘$80,000 $7,770 $1,200 ‘$8,000 $14,970 ‘$30,000 $3,885 $1,500 $5,965 $20,955 $26,451 $7,496 $408,028 $218,500 $5,460,571 $80,625 $1,747 $0.940 $0.694 $96,758 ‘$52,090 $904,723 $34,556 4,187 $80,000 ‘$7,770 $1,200 ‘$6,000 $14,970 ‘$30,000 $3,885 $1,500 $5,985 $20,955 $28,973 $8,018 $416,123 $216,449 $5,686,019 $84,795 $1.773 90.922 90.717 $101,017 $52,545 $957,267 $36,033 $0.0304 Stony River MicroTurbine Diesel Fust Year 1. Load Requirements kWh Sales kWh Generated kW Demand 2, Turbine Generators: 100 kw 3. Expenses. 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh (Gal Gal Fust Fuel Cost $/Gal Fuel Cost Fusi Cost $/kwh 3am Other Non-FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh Gal Gal Fut Fusl Cost $/Gal Fusi Cost Fusl Cost$/ewh Variable Non-Fusl Costs S/wh Variable Non-Fusl Costs Foed Non-Fusl Costs $fwh Fixed Nor-Fusl Costs Total Non-FusiCost Total Power Generation Expenses Total Generation Expenses: ‘3d. Present Worth Expenses PW Factor PW Total Cost $ Accumuated PW Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs ‘Avg. Costhiowh PW Avg Cost/kwh 4b. PCE Payments PCE Payment $fcwh PCE Payment PW PCE Payments Accumuated PW PCE Payments Sys Losses 1999= 15.00% kWhigal year 2005 = 10 Est Year 2001 Fusi Cost $/gal $1.55 Fusl Infiaction Factor 4.0% Waste Heat Capital Invest per KW Sys. Losses 2020= 8.00% kWhigal year 2020 = 13 General Irfiation Factor 3.0% Load Factor . 0s Est 2001 Fed NonFusi Cost $wh $0.58 Discount Rate 35% Hot Water Waste Avg. Eligible PCE kwh ‘Tubine Generation Installed Cost/cw $650 Variable Non-Fusl Cost $/towh Heat Boiler = $100 Sold as % of Total = 24% Avg. PCE per kwh sold = 039 (Le. Turbine O&M) $0.020 2001-2002 2003 2004 2005 2008 2007 2008 2008 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 144,412 145,532 148,652 147,772 148.892 150.012 151,132 152,282 153,372 154,402 155.812 156,732 157,852 158,972 160.002 161,212 182.332 «163.482 «164,572 «165,692 165,111 165,908 168.604 167,475 168,248 © 160,014 169,772 170,522 171,285 172.001 172,729 173,450 174,163 174,880 «175,588 «178.258 «178,642 177.818 = 178,288 = 178,947 3B 38 38 8 Ec) 39 9 Ee) EF FE) 2 es) 40 “0 4 “0 «0 a a“ a ° 0 ° ° ° 500 500 500 500 500 500 500 500 500 500 500 ‘500 600 600 600 0 0 co 2 $0 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $390,000 $300,000 $390,000 0 0 ee) $0 $0 $46,273 $46,273 $48,273 $46,273 $48,273 $48,273 $46,273, $46,273 $46,273 $48,273 «$46,273 46,273 $55,527 «= $85,527 $55,527 ° ° ° ° ° 10.0 102 10.4 106 10.9 114 13 15 WT 11.9 124 124 128 128 13.0 ° ° 0 ° 0 16,901 16.621 16,351 16.002 15,842 15,801 = 15,380 15,145 14,028 14,718 14,515 14,319 14,120 13,044 13,765 $155 $1.61 $1.68 $1.74 $1.81 $189 © $1.96 $2.04 $2.12 $221 $229 $230 «$2480 $288 $268 279 «$29 86s3@ $3.14 $327 0 $0 0 #0 $0 $31,873 $92,508 $99,952 $04,196 $24,950 $95,705 $35,673 $37,589 $98,527 $90,505 $40,519 $41,570 $42858) $43,785 $44,052 90 0 0 20 $0 90.189 90.192 90.198 90.199 $0.203 $0.207 $0211 90216 $0.220 $0.25 90.230 90.235 $0.240 90.246 90.251 $0 so 0 so $0 $3586 $3,710 $3,688 «$3,071 $4,108 $4,240 $4,904 $4,545 $4,700 $4,881 «$5,028. $5,197 $5,373 $5,555 $5,743 $0 30 $0 2 $0 $103,906 $107,506 $111,318 $115,155 $119,119 $123,212 $127,438 $131,801 $136,308 $140,955 $145,755 $150,710 $155,824 $161,103 $166,552 $0 9 0 0 $0 $82,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $22,500 $22,500 $32,500 $32,500 $32,500 $39,000 ‘$39,000 ‘$39,000 9 9 90 2 $0 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 ‘$75,000 $75,000 $0 $0 0 0 $0 $10.678 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 $10678 $10,678 $10678 $10678 $10678 $10678 $10,678 9 so 2 9 0 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 ‘$7,500 ‘$7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 ‘$7,500 ‘$7,500 2 9 #2 0 $0 $236,408 $240,857 $245,458 $250,213 $255,128 $260,208 $265,457 $270,880 $276,484 $282,272 $288,252 $204.428 $316,561 $323,149 $329,952 104 105 107 108 10.9 ° o ° ° 0 ° ° 0 0 ° ° ° ° ° ° 104,155 106,314 108.462 110,509 112,724 0 a 0 $0 9 0 $0 90 9 0 $0 0 $0 0 a $163 = ($1.70 $1.76 $1.63 $1.91 9 2 so a co co 0 0 2 #0 9 #2 2 0 9 $169,773 $180,223 $191,219 $202,786 $214,951 2 2 *” a co 9 0 *” 9 0 cu 0 Co 2 co 90157 $0.161 90.165 $0.170 90.174 # a $0 a $0 0 2 so co $0 9 2 co 2 9 $0112 $0116 90.121 90.128 90.131 2 cd #0 a 0 cl 9 0 2 0 9 2 *” 2 9 $106,111 $114,458 $123,378 $132,910 $143,067 2 2 co a so 0 $0 90 9 2 0 2 9 9 9 $017 $0.17 $0.18 90.19 $0.20 co) a #9 0 0 co) a 0 9 $0 cd co 0 0 9 $159,166 $171,687 $185,089 $190,365 $214,631 2 0 cd 0 $0 0 90 0 9 $0 Co 90 0 2 9 $265,276 $266,146 $308,449 $332,275 $357,718 2 2 *” 0 9 $0 0 %0 2 0 so 90 2 0 2 $435,049 $466,369 $490,668 $535,081 $572,668 0 *” 0 0 0 20 0 0 2 0 $0 0 2 2 Cu $435,049 $466,309 $490,688 $535,081 $572,668 $236,408 $240,857 $245,458 $250,213 $255,128 $260,208 $285,457 $270,880 $276,484 $282,272 $288,252 $204,428 $316,581 $323,149 «= $329,952 1.000 098 60.94 0.902 0.871 oe 0814 076 O75 0734 0709 068 0882 0680 0618 oss7 O77 0.887 0.538 0.520 $435,049 $450,508 $466,445 $482,504 $490,047 $199,049 $195,938 $192,927 $190,015 $187,195 $184,468 $181,823 $179,264 $176,785 $174,383 $172,055 $160,708 $176,389 $173,971 $171,628 $435,049 $885,647 $1,352,002 $1,634,686 $2,333,734 $2,532,782 $2,728,720 $2,921,647 $3,111,682 $3,208,857 $3,483,323 $3,685,147 $3,844,411 $4,021,195 $4,195,578 $4,367,633 $4,537,431 $4,713,620 $4,887,791 $5,059,417 $3013 $3205 $3407 $3.621 8468 $1.576 $1.504 $1612 $1.63 $1,651 $1672 $1,604 $1.716 $1.739 $1,763 $1,788 $1814 $1.97 $1.964 $1,901 $3013 $3008 «$3181 $3.286 $3352 $1927) 81.206 $1287) 81.280 $1212 $1185 $1,180 $1.198 $1112 $1,089 $1087 $1.08 $1,079 $1.057 $1,036 $039 $040 = $0.42 $043 $0.45 $046 $0.48 $050 $0.51 $0.53 $055 $057 $059 $01 sos $085) = $068) $0.70 $0.72 $0.75 $13,517 $14,099 $14,704 $15,335 $15,902 $16,678 = $17,389 $18,131 $18,904 $19,708 = $20,546 «$21,418 $22,328 §=— $23,271 «$24,256 = $25,280 $28,347 $27,457 $26,613 $29,816 $13,517 $13,622 $13,727 $13,831 $13,936 $14,041 $14,146 $14,251 $14,386 $14,460 $14,565 $14,670 $14,775 $14,880 $14,985 $15,089 $15,104 $15.209 $15,404 $15,509 $13,517 $27,130 $40,885 $54,607 $68,633 $82,674 $96,820 $111,071 $125,427 $130,887 $154,452 $160,122 $163,897 $198,777 $213,762 $228,851 $244,046 $250,345 $274,749 $200,257 Year 2001-2002 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diese! Fue! Gal Equvalert) Capital Investment Debt Service @ 5%, 10 Years O8M at 2% of Investment Replacement st 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years SSSESE SESESES SSSESS SESESES 08M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat ‘Waste Heat Saies Net Income so 9 so 0 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $435,049 $468,369 PW Total Expenses $435,049 $450,598 ‘Accumulated PW Total Expenses $435,049 $885,647 ‘Accumulated PW Savings From W. H. Sales 90 $0 7. Power Costs & PCE Payments with Waste Heat Offset 7.0. Power Costs ‘Avg. Cost/kwh $2013 $3.205 PWAVg. Costikwh $3013 $3,098 7.b PCE Payments PCE Payment $/kwh $030 $0.40 PCE Payments $13,517 $14,099 PWPCE Payments $13,517 $13,622 Accumuated PW PCE Payments $13,517 $27,139 ‘Accumulated PW of PCE Savings $0 0 8. Potential Rate Reduction kwh From Sales of Waste Heat $0 $0 3 3 F SSssss SEsssss 8s $499,668 $466,445 $1,352,002 $3.407 $3.18 $0.42 $14,704 $13,727 $40,865 SSEEES SESEEEE $535,081 $482,594 $1,834,686 $3621 $3.268 $0.43 $15,335 $13,631 $54,697 $o so BSSSEES SESBEEEE 8s $572,668 $499,047 $2,333,734 $0 $3.646 $3.362 90.448 $15,002 $13,936 $68,633 $0.000 1,159 8399 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 $5,965 $18,460 $15,639 $2,621 $239,029 $201,256 $2,534,989 $2,207 $1.53 $1.42 $0.480 $17,274 $14,544 $83,177 80.017 2007 1,129 8180 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,665 $600 $1,500 $5,965 $18,460 $16,044 $2,416 $243,274 $197,003 $2,732,803 4,173 $1.610 $1.309 $0.498 $17,940 $14,504 997,772 -$0.016 1,100 ‘$50,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 $1,500 $5,985 $18,460 $16,256 $2,205 $247,662 $194,660 $2,927,553 $5,905 $1,627 $1.279 $0.510 $18,634 $14,646 $112,417 $1,346 -$0.014 2009 1,072 7768 ‘$50,000 $8,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,985, $18,460 $16,475 $1,968 $252,199 $191,523 $3,119,075 $7,414 $1.644 $1,249 $0526 $19,368 $14,699 $127,117 $1,680 $0.013 2010 1,045, ‘$50,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 $1,500 $5,985 $18,460 $16,700 $1,760 $256,888 $168,487 $3,307,562 $8,705 91.663 $1.220 $0,542 $20,109 $14,755 $141,672 $1,085 -$0.011 2011 1,018 7380 ‘$50,000 $8,475 $1,000 $5,000 $12,475 $30,000 $3,865 ‘$600 $1,500 $5,065 $18,460 $16,033 $1,527 $261,735 $185,540 $3,403,111 $0,787 $1.682 $1.192 $0.550 $20,804 $14,812 $186,684 $2,232 -$0.010 2012 7197 ‘$50,000 $8,475 $1,000 $12, A475, $30,000 $3,885 $1,500 $5,985, $18,460 $17,173 -$1,267 $206,744 $182,705 $3,675,816 $10,669 $1.702 $1,168 $0.577 $21,711 $14,871 $171,555 $2,433 -$0.008 2013 $50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885, $1,500 $5,085 $18,460 $17,420 $1,041 $271,821 $179,953 $3,855,768 $11,368 $1,723 $1.140 ‘$0.598 $22,563 $14,932 $186,487 $2,500 2014 ‘$50,000 $8,475 $1,000 $5,000 $12,475, $30,000 $3,885 $1,500 $5,985 $18,460 $17,673 $277,271 $177,288 $4,033,057 $11,661 $1.744 $1.115 $0615 $23,451 $14,995 $2,704 -$0.005 2016 6681 $50,000 $8,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 $1,500 $5,085 $18,460 $17,933 $262,799 $174,708 ‘$4,207,765 $12,187 $1,766 $1,001 $0634 $24,376 $15,050 $216,540 $2,770 2016 2017 900 878 6520 6363 $50,000 $50,000 $6,475 $6,475 $1,000 $1,000 ‘$5,000 ‘$5,000 $12,475 = $12,475 $30,000 $30,000 $3,885 $3,885 ‘$600 ‘$600 $1,500 $1,500 $5,965 $5,085 $18,460 = $18,460 $18,200 $18,473 $261 $12 $268,512 $204,415 $172,210 $169,791 $4,379,975 $4,549,766 $12,343 $12,335 $1.70 $1814 $1,068 $1,046 $0655 $0676 $25,340 $26,344 $15,125 $15,193 $231,665 $246,858 $2814 = $2,812 -$0.002 ‘$0,000 657 6211 ‘$80,000 $7,770 $1,200 $6,000 $14,970 $30,000 $3,885 $1,500 $5,985 $20,955 $18,753 $2,203 $318,764 $177,617 $4,727,383 $13,563 $1,950 $1,087 $0.713 $27,950 $15,579 $262,437 $83,002 -$0.013 2019 6063, $1200 $19,030 $1,917 $325,068 $175,003 $4,902,386 $14,505 $1.975 $1,083 90.735 $29,050 $15,639 $278,076 $3,328 -$0.012 617 $80,000 $7,770 $1,200 $8,000 $14,970 $30,000 $3,885, $1,500 $5,985 $20,955 $19,331 $1,624 $331,576 $172,471 $5,074,857 $15,440 $2.001 $1.04 90.750 $30,186, $15,701 $203,778 $3,520 -$0.010 Alakanuk MicroTurbine -Diesel Fuet Debt Service €@ 7%, 10 Years kWh Gal Gel Fue! Fuel Cost $/Gel Fuel Cost Fuel Cost $iwh 08M Other Non-FuelCost Replace at 10% of Cost Eneray Storay System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh /Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel CostS/kwh Variable Non-Fusl Costs $/kwt Variable Non-Fusl Costs Fived Non-Fuel Costs $/kwh Fred Non-Fuel Coste Totml Non-FusiCost Total Power Generation Expenses Total Generation Expenses 3b. Present Worth Expenses: PW Factor PW Total Cost $ ‘Accumulated PW Total Coste 4, Power Costs & PCE Payments 4.9 Power Costs ‘Ava. Costiiewh PW Avg. Costikwh 4b. PCE Payments PCE Payment $/iewh PCE Payment PW PCE Payments ‘Accumulated PW PCE Payments, Sys Losses 1999 = 15.00% Sys. Losses 2020 = 8.00% Load Factor = os ‘Avg. Eligible PCE kwh * Sold os % of Total = 58% 2001 2002 2003 1.427.017 1,470,709 1,515,051 1,631,556 1,676,808 1,722,108 373 383 393 0 ° ° $0 30 0 $0 0 $0 0 0 ° 0 ° 0 3144 $119 $123 30 $0 $0 $0 30 $0 $0 $0 $0 $0 $0 $0 30 $0 $0 30 so $0 $0 $0 $0 30 $0 30 so 30 $0 10.4 105 104,185 106,314 $1.63 $1.70 $100,773 $180,223 30.157 $0.161 $0112 $0.116 $106,111 $114,458 $0.17 $0.17 $159,106 $171,687 $265,278 $286,146 $435,049 $466,369 $435,049 $406,369 1.000 0.966 0.934 $435,049 $450,508 $406,445 $435,000 $885,647 $1,352,002 $0317 $0390 $0308 $0.308 $022 $0.22 $185,402 $197,677 $184,533 $352,043 $537,476 kWhigal year 2005 = kWh/gal year 2020 = ‘Tubine Generation Installed Costtkw = ‘Ava. PCE per kwh sold = 2004 2005 2006 1,560,044 1,605,688 1,651,983, 1,768,050 1.814.427 1,861,234 404 ana 425 ° ° 500 30 $0 $325,000 $0 30 $46.273 ° 0 100 0 0 186,123 $128 $133 $130 $0 $0 $258.150, 30 so $0130 30 $0 $30.492 30 $0 $552,683 30 $o $32,500 so $0 $75,000 $0 so $10.678 $0 30 $7,500 so so $047,476 108 100 0° 110,509 112,724 90 $1.83 31.91 90 $202,786 $214,951 90 $0170 $0174 90 30.126 $0131 90 $132,910 $143,087 90 $0.19 $0.20 $0 $199,965 $214,631 90 $332,275 $357,718 $0 $535,061 $572,668 0 $595,081 $572,088 $047,476 0. 0871 0.842 $482,594 $490,047 _ $797,750 $1,834,686 $2,333,734 $3,131,483 $0343 90.387 90.574 30.309 $0311 90.483 $0.23 $0.24 90.25 $210671 $224,424 $238,076 $190,013 $195,573 $201,212 $727,490 $923,062 $1,124,274 10 13 O21 1,698,028 1,908,462 436 $325,000 $46,273 102 186,842 $144 $209,513 sot $41,709 ‘$583,920 $32,500 $75,000 $10,678 $7,500 ‘$992,093 esssssessso 0814 $807,068 $3,938,551 90.584 $0475 $0.28 $254,360 $206,920 $1,331,203 1,748,523 1,086,108 ‘$325,000 $40,273 104 107,872 $1.50 $281,388 $0144 $44,032 $616,452 $32,500 $75,000 $10,878 $7,500 $1,038,623 8 sesesssess. 0.786 $816,508 $4,765,087 90.505 30.468 $0.27 $270,648 $212,727 $1,543,030 Est. Year 2001 Fuel Cost Sigal * $1.14 Est. 2001. Fixed Non-Fuel Cost $/kwh = $028 Variable Non-Fuel Cost $/kwh (Le, Turbine O&M) $0,020 2000 2010 2011 2012 4,794.70 1,843,667 1,893,215 1,043,413, 2,004,160 2.082.616 2,101,408 2,180,710 458 469 480 401 500 500 500 800 $325,000 $325,000 $325,000 $325,000 $46,273 $46,273 $48,273 $48,273 108 10.9 11.4 113 188,310 189,057 189,810 ‘190,580 $1.56 $1.82 $1.60 $1.75 $203,708 $308,759 $320,300 $334,445 30.147 $0149 $0 152 $0158 $40.487 $40,019 $51.60! 854.480 $050,544 $806,261 $723,672 $762,848 $32,500 $32,500 $32,500 $32,500 $75,000 $75,000 $75,000 ‘$78,000, $10,678 $10,678 = $10,678 $10,678 $7,500 $7,500 $7,500 $7,500 $1,087,758 $1,136,089 $1,102,614 $1,248,732 ° ° 0 ° $0 $0 ” $0 rd $0 $0 $0 0 90 $0 $0 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 30 $0 $0 $0 0 0 $0 $0 $0 $0 $0 $0 0 so $0. $0 $1,087,758 $1,138,080 $1,192,614 $1,248,732 0.750 ors 0.709 0.685 $826,056 $895,712 $845,408 $856,314 $5,581,113 $6,416,625 $7,262,201 $8,117,005 $0008 $0618 80.630 90843 0.400 $0.453 so.aa7 30.440 30.28 $0.29 $0.30 $0.31 $267,858 $306,060 $325,275 $345,506 $218,603 $224,560 $230,504 $236,706 $1,762,533 $1,967,001 $2,217,685 $2,454,303 2013 1,004,262 2,200,336 ‘802 SSSssssssse & 3 $0656 $0,434 $0.32 $307,040 $242,901 $2,807,204 Fuel Inflection Factor General Inflation Factor 2014 2,045,762 2,250,338 514 $380,697 $249,174 $2,946,468 4.0% 3.0% 3.5% 2015 2016 2017 2,007,012 2,160,713 2,204,165 2,300,710 2,351,448 2,402,540 $25 637 549 600 00 600 ‘$325,000 $46,273 124 104,425 $2.14 $415,136 $0173 $70,564 $967,809 338 388 ‘$7,500 $1,870,551 ° 0 0 $0 $0 $0 $0 90 90 $0 co $0 $0 90 $0 0 0 0 $0 90 $0 0 © 0 $0 co $0 $0 #0 0 $0 30 30 $1,433,122 $1,500,908 $1,570,551 90.683 0.422 $0.34 $413,618 $255,526 $3,201,003 Waste Heat Capital Invest per KW 0 0 30 $0 $0 30 $0 0 $0 0 30 2 3 3 0.887 $924,812 $13,460,551 2019 2,313,021 2,805,773 ‘572 SSESSESESES a 3 0538 $034,857 $14,404,408 $0751 30.404 $0.39 $523,303 $281,728 $4,280,201 $100 2020 2,308,425 2,587,809 584 600 ‘$390,000 $55,527 13.0 198,761 $2.40 $472,583 $0,105 $82,004 $1,149,310 SSSssssssse $1,816,602 0.820 $044,063 $15,349,371 30.767 30.309 $0.40 $554,502 $208,474 $4,577,675 Year 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fuet Gel Equivalent) Capital investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capttal investmentt Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement €@ 5% on investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income. 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses PW Total Expenses Accumulated PW Total Expenses Accumulated PY Savings From W. H. Sates 1. Power Costs & PCE Payments with Waste Heat Offeet 7.2. Power Costs Avg. Contihewh PW Ava. Costfewh 7b PCE Payments PCE Payment $/kwh PCE Payments PW PCE Payments ‘Accumulated PW PCE Payments. Accumulated P W of PCE Savings €. Potential Rate Reduction.kwh From Sales of Waste Heat Sesssss sssssss 3 es $435,049 $435,049 $435,049 3 sssess sesssss 2003 2004 $0 $0 30 $0 $0 $0 $0 $0 90 $0 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0, $0 $0 $0 $0 $0 $0 $0 so so $499,668 $535,061 $406,445 $482,504 $1,352,092 $1,834,680 $0 $0 $0330 $0343 $0,308 $0,309 9.22 $0.23 $107,677, $210,671 $184,533 $190,013, $537,478 $727,400 $0 0 so 30 2008 12,764 92495 ‘$50,000 96.475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 3800 $1,500 $5,985 $18,460 ssssss sesssss $128,280 $109,829 $572,068 $837,647 $490,047 $705,276 $2,333,734 $3,039,010 $0 $02,473 $132,048 $114,188, $877,905 $714,176 $3,753,166 $185,365 $920,138 $723,218 $4,476,405 $278,652 ‘$30,000 $3,885 3600 $1,500 $5,065 $18,460 $141,701 $123,331 $064,427 $732,307 $5,208,802 $372,911 90.537 $0.408 so21t $219,903 $106,007 $1,587,380 $205,144 2010 $50,000 $6,475 $1,000 $5,000 312,475 $30,000 $3,085 ‘$600 $1,500 $5,085 $18,480 $146,581 $128,121 $1,010,668 $741,705 $5,950,507 $408,317 90.548 90.402 90.220 $235,456 $172,761 $1,730,151 $286,041 $12,475 $30,000 $3,885 $600 $1,800 $5,065 $18,480 $151,521 $133,081 $1,059,553 $751,137 $8,701,644 $500,647 2012 12,315 $50,000 $0,475 000 $12,475 ‘$30,000 $3,885 3600 $1,500 $5,985 $18,460 $166,014 $138,153 $1,110,679 $760,806 $7,462,331 $058,274 2013 12,238 88683 ‘$50,000 96.475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 $600 $1,500 35,085 $18,480 $161,802 $143,402 $1,164,048 $770,348 $8,232,679 $750,178 90.684 $0,906 $0249 $288,026 $190,611 $2,283,047 $413,347 $0072 2014 12,101 e8t2t $50,000 98.475 $1,000 $5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,985 $18,460 $167,270 $148,810 $1,220,006 $780,115 $9,012,704 $845,325 $0596 $0.381 $0.250 $307,703 $196,746 $2,480,604 $465,774 $0073 2015 12,082 87553 ‘$50,000 96,475 $1,000 $5,000 $92,475 $30,000 $3,885 ‘$600 $1,800 $5,985 $18,480 $172,840 $154,380 $1,278,742 $780,064 $0,802,778 ‘$040,608 2016 12,003 86979 $50,000 $8,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 $800 $1,500 $5,985 $18,480 $178,575 $160,115, $1,340,101 $700,047 $10,002,725 $1,036,280 2017 11,023 86309 ‘$50,000 $6,475 $1,000 812.475 ‘$30,000 $9,885 $600 $1,500 $5,085 $18,460 $164,470 $166,010 $1,404,532 $810,002 $11,412,727 $1,132,013 11,842 95812 ‘$60,000 $7,770 $1,200 $8,000 $14,970 $30,000 ($3,685 ‘$800 $1,500 ‘$5,065 $20,055 $100,554 $169,500 $1,490,138 $830,310 $12,243,037 $1,228,514 2010 11,700 85218 ‘$60,000 $7,770 $1,200 ‘$6,000 $14,970 ‘$30,000 ‘$3,685 ‘$600 $1,500 $5,085 $20,065 $196,804 $175,849 $1,560,638 $840,187 $13,083,224 $1,321,184 $0675 30.363 $0318 $426,410 $220,563 $3,561,228 $727,073 $0.076 $20,955 $203,231 $182,276 $1,634,416 $850,151 $13,933,375 $1,418,006 $0,090 30.350 30.331 $454,158 $236,233 $3,797,461 $780,214 $0077 Chevak MicroTurbine -Diesel Fuel 3. Expenses 3.0 Expenses Capital Cost Turbine Generation Debt Service € 7%, 10 Years kWh (Gal Gal Fuet Fuel Cost $/Get Fust Cost Fusl Cost $/kwh aM Other Non-FuelCost Replace at 10% of Cost Eneray Storay System Debt Service € 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh /Gal Gal Fuel Fuel Cost $/Gat Fuel Cost Fuel Cost$/kwh Variable Non-Fuel Costs $/kwh Variable Non-Fust Costs Fbced Non-Fuel Costs $/kwh Fixed Non-Fuel Costs. Tote Non-FuelCost Total Power Generation Expenses ‘Total Generation Expenses ‘3.b. Present Worth Expenses. PW Factor PW Total Cost $ ‘Accumutated PW Total Costs 4. Power Costs & PCE Payments 4a Power Costs ‘Ava. Costikwh PW Ava. Costhewh 4.b. PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments ‘Accumulated RW PCE Payments ‘Sys Losses 1999 = ‘Sys. Losses 2020 = Loed Factor Ava. Eligible PCE kwh Sold as % of Total = 2001 1,638,500 1,759,018 402 ° oo8S sina $ $0 $0 $0 $0 so $0 30 so 104 104,155, $1.63 $169,773 $0157 $0112 $100,111 $0.17 $169,106 $265,278 $435,049 $435,049 1.000 $435,049 $435,049 $0283 $0,283 $0.20 $141,542 $141,542 $141,542 2002 1,897,107 1,820,702 416 SESSESESESOOES $114,458 $0.17 $171,687 $286,146 $468,369 $468,360 0.906 $450,598 $885,047 $0292 $0 282 $0.21 $182,077 $146,034 $288,476 15.00% 8.00% 05 48% Ava PCE per kwh sold = 2003 1,656,805 1,883,235 430 ° SESSESSESR Oo SE $499,068 0.934 $408,445 2004 1,717,594 1,946,607 444 $8888 0088 sess 108 110,599 $1.83 $202,786 $0170 $0.126 $132,910 $0.19 $199,365 $332,275 $535,061 $535,061 0.902 $482,504 $1,352,002 $1,834,608 $0,302 $0,282 $0.21 $163,283 $152,426 $440,002 $0312 30.281 $0.22 $175,108 $158,019 $500,921 2005 1.779.473 2.010.804 459 ssesessss 10.9 112,724 $1.91 $214,951 $0174 $0131 $143,087 $0.20 $214,631 $357,718 $572,068 $572,068 0871 $490,047 $2,333,734 $0322 $0280 $0.23 $167,063 $163,712 $762,832 kWhigal year 2005 = kWhigal veer 2020 = Tubing Generation Installed Costikw = 2006 1,842,443 2.075.610 474 $325,000 $48,273 100 207.582 3130 $287,913 $0139 $44,045 $616,628 $32,500 $75,000 $10,678 $7,500 $1,045,535 SSSSSSsessa g 3 $900,312 $3,214,048 0.567 $0478 $0.24 $201,318 $100,505 $032,137 10 Est. Year 2001 Fuel Cost $/ga! = $114 3 Est 2001 Fixed Non-F uel Cost $/kwh = $0.28 3850 Variable Non-Fuel Cost $/kwh 02 (Le Turbine O&M) $0.020 2007 2008 2009 2010 2011 2012 2013 1,006,503 1,071,855 2,037,807 2,105,220 2,173,652 2,243,168 2.313.771 2,141,638 2,208,254 2.275.852 2.343.822 2.412.754 2.482.437 2.552.681 489 504 520 535 551 $67 ‘583 500 00 500 500 500 00 500 $325,000 $325,000 $325,000 $46,273 $48,273 $46,273 Wt 13 15 217,928 210,983 221,068 $1.69 $1.75 $1.83 $367,748 $386,030 $405,167 $0 152 $0156 $0150 $50,348 $62,804 «$66,618 $830,867 $880,510 $932,653 $32,500 $32,500 $32,600 $75,000 $10,678 ° 0 ° 0 0 ° 0 30 $0 so 30 $0 $0 $0 30 80 $0 90 $0 $0 30 30 $0 $0 $0 $0 $0 %0 ww 0 0 so $0 0 $0 90 $0 $0 $0 $0 %0 30 » $0, $0 $0 $0 » 0 30 $0 $0 $0 $0 30 $0 #0 0 0 0 $0 0 » 30 $0 so ey $0 30 90 #” $0 $0 $0 30 30 $0 $1,101,461 $1,180,234 $1,221,077 $1,206,624 $1,354,012 $1,426,384 $1,501,380 0814 0.788 0.750 0734 0.708 0.685 0.062 $296,040 $911,033 $027,083 $044,182 $080,522 $076,005 $093,504 $4,110,005 $5,022,018 $5,050,002 $6,804,184 $7,854,708 $8,831,702 $0,625,296 90.578 $0.88 ‘$0,600 soent $0623 30636 0649 30.470 $0.463 30.455 90.448 $0.442 90.436 $0429 $0.25 $0.25 $0.28 $0.27 30.28 30.29 $0.30 $215,009 $230,782 $246,884 © $263,067 $282,086 $301,208 $321,657 $175,398 $181,902 $187,487 $193,681 $190,978 $206,371 $212,867 $1,107,535 $1,288,027 $1,478,414 $1,670,095 $1,870,071 $2,076,442 $2,280,309 Fuel infiaction Factor 4.0% General Inflation Factor 3.0% Discount Rate 35% 2014 2015 2016 2017 2,385,408 2,458,252 2.532,120 2,607,008 224,013 2.605.883 2.788.481 2,841,735 509 815, 632 649 500 500 500 500 ‘$325,000 $325,000 $46,273 $46,273 WT 124 224,001 229,967 $1.90 $2.14 $425,195 $491,025 $0 162 $0.173 $70,520 $03,404 $987,407 $1,168,491 $32,500 ‘$32,500 $75,000 ‘$75,000 $10,678 $10,678 $7,500 ‘$7,500 $1,580,082 $1,839,031 0 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 30 $0 $0 $0 30 $0 $0 so $1,580,082 $1,830,931 0639 0618 0.507 0877 $1,010,311 7 $1,044,071 $1,061,000 $10,835,607 $12,008,817 $13,067,016 30.082 $0678 30.001 90.706 $0424 $0.418 80.412 90.407 $0.31 $0.32 $0.34 $0.35 $343,230 $968,083 $300,282 «$415,901 $210,463 $226,159 $232,058 ($230,853 $2,508,772 $2,734,031 $2,067,887 $3,207,740 2018 2,083,164 2,918,604 SSSSSSEESE— 90.727 $0,405 $0.96 $443,018 $246,850 $3,454,500 2,780,302 2,990,327 BSESSESESSO $2,050,486 0.838 $1,103,902 $16,158,614 $0.743 0.400 $037 $471,705 $253,048 $3,708,538 Waste Heat Capital Invest per KW Hot Water Waste Heat Boiler = $100 2,838,542 3,085,625 $0750 $0.38 $502,053 $261,148 $3,009,684 Yoor 5. Waste Heat Recovery Avaliable Waste Heat For Sale (1,000,000 Btu) (Diesel Fuel Gal Equivalent) Capital Investment Debt Service € 5%, 10 Yeors O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capttal investmentt Debt Service 5%, 10 Years O&M at 2% of Investment Replacement € 5% on Investment Total Expenses District Heating Total Expenses Waste Heat 3 sssses sesssss Waste Heat Sales Net Income. ©. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $438,040 PW Total Expenses $435,040 Accumulated PW Total Expenses $436,040 ‘Accumulated PW Savings From W. H. Sales $0 7. Power Costs & PCE Payments with Waste Heat Offset 7.0 Power Costs ‘Ava. Costikwh $0283 PW Ava. Costitewh $0,283 7 DPCE Payments PCE Payment $/wh $0.20 PCE Payments $141,542 PW PCE Payments $141,642 Accumulated PW PCE Payments $141,642 ‘Accumuleted P W of PCE Savings %0 8. Potential Rate Reduction. kwh From Sales of Waste Heat 30 3 essess seesess $406,360 $450,508 30.202 $0,282 $0.21 $152,077 $140,034 $208,476 $0 3 ssssss sesssss 3 essess sessess ss $535,061 $482,504 91,834,606 $0312 $0281 $0.22 $175,198 $158.0 $598,921 3 Sesess ssessss ss $572,068 $499,047 $2,333,734 $0 $0322 $0.280 $0.230 $187,063 $163,712 $762,632 $0 ‘$0,000 2006 14,236 103150 ‘$50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 $5,085 $18,460 $143,080 $124,820 $020,015 $775,386 $3,100,119 $104,027 $0500 $0421 $0.173 $146,800 $123,052 $886,264 $45,853 2007 14,241 103195, ‘$50,000 $6,475 $1,000 $5,000 $12,475 $1,500 $5,065 $18,400 $148,865, $130,308 $3,809,062 $211,003 $0.500 $0414 $0,181 $158,627 $120,043 $1,018,327 $92,208 2008 14,243 103207 $50,000 96.475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,685 $800 $1,500 $5,985 $18,480 $184,827 $136,908 $1,023,867 $804,750 $4,703,833 $318,106 $0510 $0.408 $0.189 $171,190 $134,553 $1,149,880 $139,047 14.241 103193 ‘$50,000 $8.475 $1,000 $5,000 $12,475 $30,000 $3,685, ‘$400 $1,500 $5,085 $18,460 $160,000 $142,538 $1,800 $5,985 $18,400 $167,377 $148,916 $190,601 $145,032 $1,435,906 $0071 2011 “277 103082 ‘$50,000 $6,476 $1,000 $5,000 $12,475 $30,000 $3,885 $800 $1,500 $5,085 $18,480 $173,005 $185,508 $1,109,406 $950,282 $7,208,770 $645,938 0.652 90.901 $0214 $214,130 $181,801 $1,587,797 $282,274 $0072 2012 14,215 103004 ‘$50,000 $8,475 $1,000 $5,000 $12,475 $30,000 $3,885 ‘$800 $1,500 $5,085 $18,480 $180,770 $162,300 $1,264,074 $265,822 $8,074,563 $757,109 $0564 $0,386 90.223 $230,367 $187,789 $1,745,686 $330,857 $0072 2013 14,190 102801 ‘$50,000 90.475 $1,000 $5,000 $12,475 $187,705 $160,335 $1,332,055 $881,532 $8,956,124 $800,172 30.576 $0,361 $0.233 $247,657 $163,605 $1,909,481 $370,628 30.073 2014 14,180 102754 ‘$50,000 $8,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,685 $600 $1,500 $5,085 $18,460 $105,046 $178,585 $1,403,497 $897,402 $0,853,528 $982,061 $0.568 $0.376 $0242 $206,062 $170,121 $2,079,602 $429,170 so.074 2016 14,158 102602 ‘$50,000 $6,475 $1,000 $8,000 $12,478 ‘$30,000 $3,885, $600 $1,500 $5,085 $16,400 $202,527 $184,067 $1,478,587 $0.01 $0.372 $0.253 $286,645, $176,467 $2,256,060 $478,062 30.075 2016 14,132 102405 ‘$80,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,005 $0615 $0.67 $0283 $300,473 $182,931 $2,439,000 $0076 2017 2018 2010 2020 14,034 13,005 101097 101412 $60,000, $80,000 $7,770 $7,770 $1,200 91,200 $4,000 $6,000 $14,670 $14,970 $30,000 ‘$30,000 $3,685 $3,085 3800 ‘$600 $1,500 $1,500 $5,085 $5,085 $18,480 $20,055 $20,055 $218,203 $228,407 ($234,061 $243,571 $100,742 $205,451 $213,008 $222,616 $1,040,180 $1,745,955 $1,836,580 $1,032,308 $045,007 $072,518 $968,743 $1,005,100 912,842,455 $13,614,073 $14,003,716 $15,008,816 $1,325,481 $1,430,040 $1,555,008 $1,670,803, $0620 30.650 $0,005 $0681 30.363 $0.962 $0.358 90.354 30.274 30.206 $0,208 $0310 $328,614 $353,234 $378,228 = $404,770 $100,514 $108,823. «$203,624 $210,543 $2,628,613 $2,825,396 $3,028,080 $3,239,603, $570,227 $620,254 $879,578 $730,180 $0077 $0077 $0077 $0078 EEK MicroTurbine -Diesel Fuel Year 1. Load Requirements kWh Sales: kWh Generated kW Demand 2, Turbine Generators 100 kw 3. Expenses 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh (Gal Gai Fusl Funl Cost $/Gal Fuel Cost Fual Cost Swh 08M Other Non-FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh Gal Gal Fust Funl Cost $/Gal Fuel Cost Fusl Cost$/kwh Variable Non-Fusl Costs $/kwh Variable Non-Fusl Costs: Fiwed Non-Fusl Costs $fiwh Fixed Non-Fusl Costs Total Non-FusiCost Total Power Generation Expenses Total Generation Expenses 3.b. Present Worth Expenses PW Factor PW Total Cost $ ‘Accumiated PW Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs Avg. Costiewh PW Avg. Costfcwh 4b, PCE Payments PCE Payment $/kwh PCE Payment PWPCE Payments Accumulated PW PCE Payments Sys Losses 1999 = Sys. Losses 2020 = Load Factor ' ‘Avg. Eligible PCE kwh Sold as % of Total = 2001 2002 584,803 668,728 183 601,862 686,123 157 ° ° SESBESESESKOOSS SESBSEEESS O88 10.4 104,155 $1.63 $169,773 90.157 $0.112 $106,111 $114,458 $0.17 $0.17 $150,166 $171,687 $265,276 $286,146 $435,049 $466,360 10.5 108,314 $1.70 $180,223 90.161 90.116 $435,040 $466,360 1,000 0.986 $435,049 $450,508 15.00% 8.00% os 57% Avg. PCE per kwh sold = 2003 619,058 703,663 16 ° SBESBESEEE SSE 10.7 108,462 $1.78 $191,219 90.165 $0.121 $123,378 $0.18 $185,060 $308,449 $499,668 $499,668 0.834 $466,445 $435,049 $885,647 $1,352,082 90.744 90.744 $0.75 90.749 $0.21 $0.22 $70,012 $74,564 $70,012 $72,043 $70,012 $142,055 ‘$0.607 90.753 $0.22 $79,378 $74,101 $216,156 2004 636,480 721,344 165 ° SSSESEESESOOSS 108 110,509 $1.83 ‘$202,786 90.170 90.126 $132,910 $0.19 $190,365 $332,275 $535,061 $535,061 0.902 $462,504 $1,834,686 90.841 $0.758 $0.23 $84,470 $76,187 $292,342 2005 654,129 739,166 169 ° BESESEESEL OOS 10.9 112,724 $1.91 $214,951 $0.174 $0.131 $143,067 $0.20 $214,631 $357,718 $572,668 $572,668 0.871 $499,047 $2,333,734 90.875 $0,763 $0.24 $89,850 $78,299 $370,642 kWhvgal year 2005 = kWhvgal year 2020 = Tubine Generation Installed Cost/kw 2008 672,005 757,126 173 500 ‘$325,000 $46,273 100 78,713 $1.61 $121,593 $0.11 $16,065 $224,908 $32,500 $75,000 $10,678 $7,500 $450,514 BSEBEESESESO $0,684 $0576 $0.25 $95,536 $80,439 $451,081 10 13 $650 0.21 2007 690,107 775,220 17 500 $325,000 $46,273 10.2 75,896 $1.67 $126,763 $0,164 $16,942 $237,189 $32,500 ‘$75,000 $10,678 $7,500 $477,845 SESESESEESO $0.602 $0.563 $0.26 $101,544 $82,608 $533,687 706,436 793,448 181 ‘$325,000 $46,273 10.4 76,084 $1.74 $132,160 $0.167 $17,661 $250,049 $82,600 $75,000 $10,678 $7,500 $497,021 BSESEEEEEEBO $497,021 $300,654 $3,500,014 90.702 90.551 90.27 $107,689 $84,800 $618,486 Est. Year 2001 Fusi Cost $/gal $1.32 Fusl Inflection Factor 40% Waste Heat Capital Invest per KW Genera inflation Factor 3.0% Est. 2001 Fimed Non-Fusl Cost $kwh = $0.28 Discount Rate 35% Hot Water Waste Variable Non-Fual Cost $/wh Heat Boller = $100 (Le. Turbine O&M) $0.020 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 726,002 745,775 764,784 784,019 803,482 823,171 843,087 863,229 883,508 904,104 028,016.04, 008 811,608 630,208 648.910 887,648 886,508 905.488 924,585 43,707 983,122 982,857 1,002,101 1,021,751 185 190 194 198 202 207 2 215 20 224 29 233 500 500 500 500 500 500 500 500 500 600 600 600 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $390,000 $390,000 $390,000 $46,273 $46,273 $46,273 $48,273 $46,273 $48,273 $46,273 $48,273 $48,273 $55,527 $85,827 $55,527 108 10.9 11.4 11.3 11.5 117 11.9 124 124 126 128 13.0 76.277 7847578678 = 78,880 «77,088 7,208 «7,510 «77,724 «7,040 78,158 = 78,377 «78,508 $1.81 $188 $105 8203 $211 S229 $238 $247 82.87 $267 $278 $137,706 $143,678 $149,818 $158,227 $162,914 $169,803 $177,174 $184,770 $192,605 $200,082 $200,585 $218,579 $0.170 $0173 $0.178 § $0.180 $0184 «$0.88 = $0182 $0198. 80.200 $0205 = $0209 $0214 $18,822 $10,628 $20,881 $21,082 $23,134 $24,338 $25,507 $26,913 $28,288 «$20,724 «$31,225 $32,792 $203,510 $277,507 $202,335 $307,751 $323,674 $340,732 $358,356 $376,776 $308,028 $416,138 $437,147 $459,091 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $92,500 $32,500 $39,000 $39,000 $39,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 -—«$75,000 $10,678 $10,678 $10,678 $10,678 $10,678 + $10678 $10.678 + $10.678 $10.678 $10678 $10878 $10,678 $7,500 _ $7,500 $7,500 ‘$7,500 $7,500‘ $7,500 ‘$7,500 $7,500 $7,500 $7,500 $7,500 «$7,500 $517,070 $538,055 $550,085 $582,011 $608,873 $631,014 $658,077 $685,410 $713,050 $750,520 $700863 $823,168, ° 0 0 ) 0 0 ° 0 ° ° ° 0 0 0 $0 $0 0 90 $0 0 #0 0 #0 $0 $0 $0 $0 0 90 0 $0 0 #0 0 #0 $0 $0 so 9 90 $0 $0 0 9 #0 0 #9 9 $0 so 9 90 9 0 %0 $0 #9 0 ro) 2 $0 $o 0 a #0 9 0 90 #0 0 0 cd $0 so 9 $0 90 0 0 $0 $0 9 $0 9 $0 so % $0 90 $0 re) 0 0 $0 $0 0 #9 r $0 $0 0 so 9 30 0 90 $0 90 #0 $0 2 $0 $0 0 $0 90 #0 2 0 $0 0 9 %0 0 $0 0 $0 0 0 90 #9 0 $517,070 $538,055 $550,085 $582,011 $808,673 $631,014 $858,077 $685,410 $713,050 $75,520 $700,883 $823,168. 0750 0734 «= 0709s«0e8S Ss es2 (888887877 (O87 0538 0.520 $302,678 $304,787 $306,984 $309,262 $401,618 $404,048 $408,548 $400,115 $411,744 $423,213 $425,862 $428,178 $3,002,680 $4,267,477 $4,684,461 $5,083,723 $5,485,341 $5,880,389 $8,295,908 $6,705,052 $7,116,707 $7,540,009 $7,085,672 $8,303,847 $0711 $0721 $0732 «$0,743 $0755 «80.788 = $0781 «$0.74 $0.88) $0855 =: $0870 $0540 © $0529 $0519 © $0509 $0500 $0401 $0482 $0474 80.488 $0468 $0480 80.453 $28 = $029 030 O31 = S022 $33 034035 = B88 $0.30 $0.40 $114,500 $121,665 $129,133 $137,014 $145,330 $154,102 $163,385 $173,111 $163,308 $104,241 $205889 © $217,712 $87,021 $80,289 $01,545 $93,847 $05,177 $08,534 $100,918 $103,329 $105,767 $108,232 $110,724 $113,244 $705,507 $704,777 $886,321 $980,168 $1,076,345 $1,174,879 $1,275,798 $1,379,125 $1,484,801 $1,503,123 $1,703,848 $1,817,002 Yoar 2001 2002 2003 6. Waste Heat Recovery Available Waste Heat For Sele (1,000,000 Btu) 9 $0 (Diesel Fuel Gal Equvalert) 90 90 Capital Investment $0 $0 Debt Service @ 5%, 10 Years $0 0 8M at 2% of Investment eo) 30 Replacement at 10% of Investment 90 90 Total Expenses Heat Recovery 0 90 District Heating System Capital Investment 9% 30 Debt Service @ 5%, 10 Years 9 0 O&M at 2% of Investment 0 30 Replacement @ 5% on investment 0 0 Total Expenses District Heating $0 0 Total Expenses Waste Heat so ee) Waste Heat Sales Net Income so 0 90 $0 6. Total Generation Expenses Minus Net income from Waste Heat Sales Total Expenses $435,049 $466,369 PW Total Expenses $435,049 $450,598 Accumulated PW Total Expenses $435,049 $885,847 $1,352,002 Accumulated PW Savings From W. H. Sales $0 0 7. Power Costs & PCE Payments with Waste Heat Offset 7.0. Power Costs ‘Avg. Costkwh $0744 $0.75 PWAVg. Costikwh $0744 $0,749 7.b PCE Payments PCE Payment $/kwh $021 $022 PCE Payments $70,012 $74,564 ; PWPCE Payments $70,012 $72,043 $74,101 ‘Accumulated PW PCE Payments $70,012 $142,055 $216,156 ‘Accumulated P.W of PCE Savings $0 0 8. Potential Rate Reduction. kwh From Sales of Wasts Heat so 0 3 3 SESSEE SEBEEES SSEBES SESEEES SESEBS SESEEEE ss ss ss $482,504 $409,047 $1,834,686 $2,333,734 $84,470 $89,850 $76,187 $78,200 $202,342 $370,642 2008 5,192 37626 $50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 $600 $1,500 ‘$5,985 $18,460 $60,426 $41,966 ‘$417,548 $351,564 $2,685,298 $35,334 $0621 90.523 90.190 $72,812 $81,305 $431,047 $19,134 90.062 2007 5,155 3734 $50,000 $6,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 $600 $1,500 $5,065 $18,460 ‘$62,390 $43,929 $433,916 $352,001 $3,038,269 $71,071 90.620 90.512 90.198 $77,758 $63,255 $38,485 90.084 2008 5117 37083 $50,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 $600 $1,500 ‘$5,985 $18,460 $64,415 $45,954 $451,067 $354,535 ‘$3,302,623 $107,190 $0637 $0,500 90.208 $83,005 $85,241 $560,443 $58,044 90.085 5,080 36813 ‘$50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,065 $18,460 $06,503 $48,042 $460,037 $356,192 $3,749,015 $143,674 $0,645 $0.490 90.214 $88,575 $87,285 $627,706 ‘$77,600 2010 5,043, ‘$50,000 $6,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 $1,500 $5,985, $18,460 $88,655 $50,195 $487,860 $357,958 $4,108,973 $180,504 $0654 $0.480 $0.222 $04,484 $69,326 $97,743 90.087 2011 5,008 36272 $50,000 $8,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 ‘$800 $1,500 $5,085 $18,460 $70,873 $52,413 $807,573 $350,828 $4,488,601 $217,660 90.084 $0.470 90.231 $100,751 $71,425 $768,458 $117,863 2012 4,968 36001 ‘$50,000 $8,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885, $1,500 $5,985, $18,460 $73,158 $54,697 $528,213 $361,797 $4,828,508 $255,125 $0674 90.461 90.240 $107,395 ‘$73,560 $842,018 $138,150 $0.070 2013 4931 $50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,685 $1,500 $5,085 $18,460 $75,511 $87,080 $549,823 $363,663 $5,192,461 $292,860 $0,684 90.453 $114,437 $75,732 $017,751 $158,504 90.071 2014 4,893 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 $1,500 ‘$5,985 $18,460 $77,933 $59,473 $572,441 $366,021 $5,558,483 $330,907 $0,695 90.445 $0260 $121,698 $77,942 $995,693 $179,186, $0.072 2015 4856 35185 ‘$50,000 96,475 $1,000 ‘$5,000 $12,475 $30,000 $3,685 $1,500 $5,985 $18,460 $80,426 $81,968 $506,111 $368,267 $5,928,749 $369,188 90.707 90.437 $0270 $129,800 $80,188 $1,075,881 $199,916 30.073 2016 4818 ott $50,000 98.475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 $1,500 $5,985 $16,460 $82,992 984,531 $620,879 $370,597 $6,297,346 ‘$407,708 90.719 90.429 90.281 $138,168 $82,471 $1,158,352 $220,773 $0.075 2017 4,760 ‘$50,000 6,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 $1,500 $5,085 $18,460 $85,630 $87,170 $646,769 $373,007 $6,670,363 $446,444 90.732 90.422 $0.202 $147,025 $84,700 $1,243,142 $241,749 90.076 4741 $80,000 $7,770 $1,200 $8,000 $14,970 ‘$30,000 $3,685 $1,500 $5,985 $20,955 $88,343 $87,388 $692,141 $395,664 $7,056,017 $483,993, $0,765 90.427 $0.308 $157,751 $87,899 $1,331,041 $262,082 $0.075 2019 4,703 ‘$80,000 $7,770 $1,200 $14,970 $30,000 $3,885 $1,500 $5,065 $20,055 $91,132 $70,177 ‘$720,488 $367,681 $7,443,898 $621,773 $0.779 90.419 $0318 $167,669 $90,286 $1,421,308 $262,540 90.076 4,064 ‘$80,000 $7,770 $1,200 $14,970 ‘$30,000 $3,885, $1,500 $5,985 $20,955 $93,999 $73,043 $750,125 ‘$390,182 ‘$7,834,060 $559,767 90.793 80.412 90.330 $178,159 ‘$92,670 $1,513,978 $303,114 $0.07 Emmonak Sys Losses 1909 = 15.00% kWhigel year 2005 = 10 Est. Year 2001 Fue Cost $/gat . sia Fuel Inftection Factor 40% Waste Heat Capital Invest per KW MicroTurbine -Diesel Fue! ‘Sys. Losses 2020 = 8.00% KWhigal veer 2020 = 13 General Infiation Factor 30% Load Factor . os Est 2001 Fired Non-Fusl Cost $/twh = $028 Discount Rate 35% Hot Water Waste ‘Ava. Eligible PCE kwh Tubing Generation installed Costikw = $050 Variable Non-Fusl Cost $/kwh Heat Boller = $100 Sold as % of Total = 57% Ava PCE per kwh sold = 019 (Le. Turbine O&M) Yoo 2001 2002 2003 2004 2005 2008 2007 2008 2000 2010 2011 2013 2014 2018 2016 2017 2018 2010 2020 1. Load Requirements kWh Sales, 2.440.243 2520279 2.604450 2,683,783 2.764,251 2.045.003 2.028.019 © 3.012.518 3,007,562 3.183.750 3,271,082 3,440,178 3,631,850 3,724,001 3,819,007 3.914.437 4,010,921 kWh Generated 2,000,301 2.670.058 2.900.402 3,041,621 3.123.004 3,208,330 3,374,020 3.458.044 3,544,575 3,630,001 3,805,503 3,902,029 4.072.558 © 4,102.816 = 4.253.688 «4,345,104 KW Demand 630 058 678 004 m3 732 70 790 809 020 809 909 930 950 ort 02 2, Turbine Generators 100 kw ° ° ° ° ° 500 500 600 500 500 00 600 500 500 500 500 500 600 800 200 3. Expenses 3a Expenses Capital Cost Turbine Generation $0 0 0 so ‘$325,000 Debt Service @ 7%. 10 Years $0 30 30 30 $48,273 kWh (Gat 0 0 ° 0 10.9 Gal Fuel 0 ° o 0 328,474 Fuel Cost $/Gat a4 $110 $123 $128 $1.62 Fust Cost %0 30 0 $0 3829,720 Fut Cost Sewn 90 30 0 $0 $0149 aM 30 $0 0 $0 384,048 Other Non-FuelCost x0 30 $0 30 $1,185,074 Replece at 10% of Cost $0 $0 0 $0 $32,500 Eneray Storay System $0 30 90 $0 $75,000 Debt Service 7%, 10 Years: $0 $0 0 $0 878 $10,678 Replace and O&M 10% of Cost 30 30 $0 30 500 57,500 ‘Total Expense Turbine Generation $0 0 30 $0 555 ‘$1,006,402 kWh Gal 10.4 105 10.7 10.8 10.0 o 0 0 0 0 o oO o 0 0 0 ° 0 0 ° Gai Fuel 104,155 108,314 108,462 110,500 192,72 0 0 $0 $0 $0 0 0 0 0 $0 ww 0 0 so $0 Fust Cost $/Gal $1.63 $1.70 $1.76 $1.83 1.01 $0 30 $0 $0 so $0 $0 %0 $0 $0 0 $0 #0 80 30 Fuel Cost $160,773 $180,223 $101,219 © $202,786 $214,951 %0 0 %0 30 $0 $0 $0 0 0 $0 © 0 $0 $0 $0 Fuet Costs iewh $0157 $0161 $0165 $0170 $0174 $0 $0 30 30 so $0 $0 0 30 $0 % 0 $0 so $0 Variable Non-Fusl Costs $ewh $0112 $0116 $0121 30.128 90.131 %0 %0 $0 0 $0 $0 $0 0 0 so ” % % 30 30 Variable Non-F uel Costs $108,111 $114,458 $123,370 $132,910 $143,087 $0 %0 0 30 $0 30 $0 0 0 $0 0 0 $0 % $0 Feed Non-F uel Costs $/twh 90.17 $0.17 $0.18 $019 $020 $0 0 0 %0 ) $0 $0 30 $0 $0 2 % $s 9 % Fred Non-Fus! Costs $159,108 $171,687 $185,089 $100.85 $214,631 90 0 0 ey) 30 30 $0 ” #0 $0 0 %” 30 0 0 Total Non-FueiCost $205,278 $206,146 © $308,449 $332,275 $357,718 ) 0 0 %0 $0 30 0 0 0 $0 o %” % $0 %0 Total Power Generation Expenses $435,049 $400,909 $490,608 © $595.081 $572,008 0 0 0 %0 $0 80 0 30 so 0 % 30 % 0 ‘Total Generation Expenses $435,040 $400,900 $499,068 © $535,081 $572,068 $1,562,147 $1,640,000 $2,190,571 $2,207,062 $2,410,005 $2,527,475 $2,050,217 $2,704,200 $2,028,442 $3,008,641 3D. Present Worth Expenses PW Factor 1.000 0.086 0.034 o.go2 0871 0.642 084 0.062 0630 0618 0.867 0877 0887 PW Total Cost $ $435,049 $450,508 $406,445 $482,504 $409,047 $1,315,280 $1,334,141 $1,440,683 $1,400,263 $1,488,013 $1,508,628 $1,528,300 $1,556,004 ‘Accumulated PW $435,049 $885,647 $1,352,002 $1,834,686 $2,393,734 $3,640,019 $4,083,161 $13,300,003 $14,859,006 $10,348,778 $17,857,404 $19,385,800 $20,042,704 $0178 $0 185 90.162 30190 90207 10549 $0.500 9571 $0 583 ‘$0 506 30.608 $0622 $0636, 30649 $0004 so679 $0 004 sor 907390 $0747 $0178 = $0.178 90.176 30.180 $0181 $0402 90.456 30.440 30.443 $0437 $0431 $0428 30.420 30415 $0410 $0.405 $0.40 $0,308 90.303 $0398 $0.19 $020 $020 so2t 3022 $0.23 30.23 3024 $0.25 30.28 3027 $0.28 $0.29 $0.90 $031 $0.32 9033 304 $0.35 $0.37 $205,253 $283,172 $302,153 $322,253 $343,532 $308,053 $380,882 $415,088 = $441,745 —$409.027 $400,716 $531,108 $504,454 $500,583 $898,680 $675,047 $717.10 $780,823 $808,861 $855,428 $205,253 $273,506 $282,083 $200,654 $200,308 $308,207 ‘$317. 100 $373,548 $383,376 «$303,320 $403,407 «$413,008 $423,094 «$434,983 $444,058 $205,253 $538,840 $820,012 $1,111,588 $1,410,934 $1,719,141 $2,038,310 $4,134,477 $4,517,852 $4,011,162 $5,314,588 $5,728,107 $6,152,130 $6,586,513 $7,031,409 Your 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fust Gal Equivalent) Capital investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement st 10% of Investment Total Expenses Heat Recovery District Heating System Captal investmentt Debt Service @ 5%, 10 Yeors 08M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating ‘Tota! Expenses Waste Heat Waste Heat Sales Net Income ©. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses PW Total Expenses Accumulated PW Total Expenses ‘Accumulated PW Savings From WH Sales 7. Power Costs & PCE Payments with Waste Hest Offeet 7 @ Power Costs ‘Ava Costiiewh PW Ava Costiowh 7.» PCE Payments PCE Payment $/wh PCE Payments PW PCE Payments ‘Accumulated PW PCE Payments ‘Accumulated P.W of PCE Savings 8. Potential Rate Reduction. kwh From Sales of Waste Heat 3 Ssssss sssesss ss $435,040 $438,049 $435,040 30178 $0178 3010 $208,253 $205,253 $205,253 $0 3 ssssss sssssss $460,300 $450,598 $885,647 90185 30178 $020 $283,172 $273,508 $538,840 0 2003 2004 2005 30 30 30 30 $0 30 so 30 $0 $0 $0 $0 30 30 $0 30 30 30 $0 30 $0 %0 30 $0 $0 $0 $0 $0 30 0 $0 30 $0 so 0 $0 $0 %0 sc $0 30 $0 $0 %0 0 $490,068 © $535,061 $572.68 $400,445 $482,504 $499. 047 $1,352,002 $1,834,686 $2.333.734 0 $0 $0 $0192 30108 $0207 $0178 $0180 $0181 $020 9021 $0218 $302,153 $322,253 $343,532 $820,012 $1,111,508 $1,410,034 $0 $0 $0 ) so $0,000 21,980 159341 ‘$50,000 $6,475 $1,000 $5,000 812.475 $30 000 33.885 ‘$600 $1 500 $5 985 $18 480 $221 004 $202 543 $1.350.603 $1,144,750 $3,478.483, $170 538 30478 $0.158 $250,378 $218,862 $1,626,796 $0.071 2007 21,876 188520 ‘$50,000 90.475 $1,000 $5,000 812.475 530.000 31 .429,801 $1:163,144 $4,641,627 $341,533 488 90.307 90.105 $276,050 $224,574 $1,851,370 $164,040 $0072 $236,562 $218,101 $1,503,453 $1,181,701 36,823,328 9512.950 2000 2010 21,648 21,528 186852 186002 $50,000 ‘$60,000 96.475 $6,475 $1,000 $1,000 $5,000 $5,000 $12,475 812.475 $30,000 $30,000 $3,685 $3,005 $600 ‘$800 $1,500 $1,500 35.085 $5,005 $18,400 $18,480 $244.715 $253,125 $220.255 $234,064 $1,580,713 $1,001,738 $1,200,412 $7,023,740 $8,243,008 $684,770 $858,000 30.169 $342,056 $251,564 $2,578,788 $404,044 $0073 $0,074 2011 21,409 155141 $50,000 96.475 $1,000 $5,000 $12,475 $30,000 $3,085 $600 31,500 $5,085 $18,460 $261,797 $243,336 $1,748,002 $1,236.263 $0,481,271 $1,029,408 $0,534 30.370 30.197 $367,049 $200,846 $2,830,635 $557,450 so.074 2012 2013 21,200 21,167 154288 153382 $80,000 $60,000 96.475 96.475 $1,000 $1,000 ‘$5,000 ‘$5,000 912.475 912.478 ‘$30,000 ‘$30,000 $3,005 $3,685 ‘$800 $800 $1,800 $1,800 $5,005 $5,985 $18,400 $18,460 $270,738 $270,949 $252,276 $201,489 $1,895,748 $1,029,082 $1,257,388 $1,276,635 $10,738,658 $12,015,293 $1,202,201 $1,375,310 $0546 30.550 $0374 $0370 $0208 $0215 $304,688 ($422,857 $270,271 $279,840 $3,100,908 $3,380,748 $651,024 $744,730 $0075 $0076 2014 21,043 152483 $50,000 $8475 $1,000 $5,000 312.475 $30,000 ‘$3,685 $600 $1,500 $5,985 $18,400 $200,441 $270,980 $2,026,882 $1,205,007 $13,311,290 $1,548,576 90573 $0306 074 $452,847 $280,552 $3,879,208 $838,554 20,017 151870 ‘$50,000 $6.475 $1,000 $200,216 $280,756 $2,129,330 $1,315,487 $14,626,757 $1,722,022 30764 $484,051 $299,408 $3,078,707 $032,475 0.077 20,789 160643 ‘$50,000 $8,475 $1,000 $12,475 $30,000 $3,085 $1,500 35,085 $18,400 $300,281 $290,021 $2,236,053 $1,335,037 $15,961,704 $1,005,010 0204 $618,367 $300,409 $4,208,116 30.078 2017 2018 20,650 20,527 149701 148745 ‘$50,000 ‘80,000 96.475 $7,770 $1,000 $1,200 $5,000 $8,000 312478 814.970 $30,000 $3,885 $000 $1,500 35.085 $5,005 $18,400 $20,055 $319:642 $30,903 $301,162 $309,348 $2,349,038 $2,484,061 $1,354,703 $1,384,624 $17,316,407 $18,701,121 $2,080,303 $2,241,673 0815 90.635 90.356 90.954 90.255 $0.26 $554,101 $503,311 $319,553 $330,505 $4,807,660 $4,038,204 $1,120,528 $1,213,008 $0070 90.070 2019 20,303 147773 $80,000 $7,770 $1,200 96.000 $14,970 ‘$30,000 $3,005 $800 $1,500 $5,085 $20,055 $341,270 $320,315 $2,008,127 $1,406,114 $20,105,235 $2,414,198 $0277 $633,411 $341,004 $5,279,268 20,256 140785 $40,000 97,70 $1,200 $¢,000 $14,970 $30,000 $3,005 ‘$400 $1,500 95,085 $20,085 $952,549 $331,504 $2,737,047 $1,423,001 $21,528,026 $2,500,608 90.006 sour $0 280 ‘$675,670 $351,558 $5,630,826 $1,400,643 $0.08) Goodnews Bay Sys Losses 1999= 15.00% kWhigal year 2005 = 10 Est. Year 2001 Fuel Cost $/gal $1.38 Fuel Inflection Factor 4.0% Waste Heat Capital Invest per KW MicroTurbine -Diesel Fue! Sys. Losses 2020= 8.00% kWhgal year 2020 = 13 General Inflation Factor 3.0% Load Factor ’ os Est 2001 Fed Non-Fuel Cost $/kwh = $0.28 Discount Rate 3.5% Hot Water Waste Avg. Eligible PCE kwh Tubine Generation Instaled Costikw $650 Variable Non-Fual Cost $fawh Heat Boiler = $100 Sold as % of Total = 53% Avg. PCE per kwh sold = 021 (Le. Turbine O&M) $0.020 Year 2001-2002 2003 2004 2005 2008 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 1, Load Requirements kWh Sales 633,828 653,256 672,979 602,908 713,308 733,009 754,808 775,908 797,479 810,258 841,326 863,680 888,345 909,205 832,539 958,075 979,005 1,004,028 1,028,445 1,053,155 kWh Generated 724,674 744,712 764,953 785,305 808,036 828,871 847,899 869,116 800,518 912,105 833.872 955,816 977,934 1,000,225 ‘azzpe 1,045,309 1,068,006 1,091,044 1,114,149 1,137,407 kW Demand 165 170 178 179 184 189 194 198 203 208 213 218 223 28 239 244 249 254 260 2, Turbine Generators 100 kw ° ° 0 0 ° 500 500 500 500 500 500 500 500 500 00 500 500 600 600 600 3. Expenses 3.a Expenses Capital Cost Turbine Generation 90 $0 $0 $0 $0 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $390,000 $300,000 $390,000 Debt Service @ 7%, 10 Years 2 0 0 Co $0 $46,273 $46,273 $46,273 $46,273 $46,273 $46,273 $46,273, | $46,273 «$46,273 $468,273 $46,273 $46,273 $55,527 $85,527 $55,527 kWh/Gal ° ° 0 0 ° 10.0 102 10.4 108 10.9 14 11.3 11.5 117 11.9 12.4 12.4 128 128 13.0 Gal Fue! ° 0 0 ° 0 82,687 83.011 83,340 83,673 «4,010 84,350 84,093 85,038 «85,385 «= 85,734 05,084 88.496 08,788 87,140 87,493 Fusi Cost $/Gal $138 $1.44 $1.49 $1.55 $161 $1.68 $175 $1.82 $1.60 $1.96 $2.04 $2.12 $2.21 $2.30 $2.30 $249 $258 $2.60 $2.80 $2.91 Fuel Cost $0 $0 $0 $0 $0 $138,890 $144,949 $151,344 $158,027 $165,009 $172,304 $170,025 $187,884 $196,198 $204,880 $213,945 $223,411 $233,204 $243,611 $254,381 Fusl Cost $/kwh 0 90 $0 $0 $0 90.168 90.171 90.174 90.177 $0.181 90.185 $0.188 $0.192 90.198 ‘$0.200 $0.205 ‘$0.209 $0.214 90.219 90.224 8M $0 so $0 so $O $17,545 $18,590 $19,564 $20,647 $21,762 $22,071 $24,216 $25,520 $26,884 © $28,313 $29,007 $31,371 $33,008 $34,716 $36,504 Other Non-FusiCost $0 $0 $0 $0 $0 $245,624 $259,426 $273,805 $269,050 $304,048 $321,502 $330,024 $357,275 $376,381 $306,378 $417,301 $430,100 $462,084 $486,028 $511,057 Replace at 10% of Cost so $0 #0 $0 $0 = $82,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $30,000 ‘$39,000 $39,000 Energy Storgy System 0 0 s0 9 $0 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 ‘$75,000 $75,000 Debt Service @ 7%, 10 Years $0 $0 $0 so $0 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 $10.678 $10.678 $10,678 $10678 $10,678 $10678 $10678 $10678 $10678 Replace and O&M 10% of Cost 90 so 90 0 $0 $7,500 - $7,500 ‘$7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 $7,500 ‘$7,500 ‘$7,500 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 $7,500 Total Expense Turbine Generation $0 so $0 $0 $0 $408,940 $519,857 $541,754 $564,684 $588,601 $613,819 $640,115 $867,630 $806,414 $726,521 $758,004 $790,923 $841,090 $877,050 $914,648 kWh /Gal 104 108 10.7 108 109 0 ° 0 0 ° ° 0 ° ° ° 0 0 ° ° ° ' Gal Fust 104,155 106,314 108,482 110,509 112,724 0 $0 $0 so 90 0 $0 0 $0 $0 $0 $0 90 $0 $0 Fusl Cost $/Gal $1.63 $1.70 $1.76 $1.63 $1.01 so 9 $0 9 0 $0 90 so $0 0 90 co $0 9 0 Fuel Cost $169,773 $180,223 $191,219 $202,786 $214,951 0 co #0 90 Co co 90 9 $0 $0 9 #0 $0 2 9 Fusl Cost$/kwh, 90.157 $0.161 90.165 $0.170 90.174 $0 so #0 9 $0 9 0 $0 9 0 9 $0 0 0 #0 Variable Non-Fusl Costs $/wh $0.112 $0116 90.121 $0128 $0131 so $0 $0 $0 $0 so #0 $0 $0 $0 $0 #9 $0 $0 $0 Variable Non-Fusl Costs $108,111 $114,458 $123,379 $132,910 $143,067 9 cu 9% 9 $0 $0 $0 $0 #0 a $0 0 co 0 $0 * Fed Non-Fusl Costs $/wh $017 $017 $0.18 $0.19 $0.20 0 0 $0 #9 $0 $0 $0 so 9 $0 $0 %0 $0 $0 $0 Fed Nor-Fusl Costs $150,168 $171,687 $185,080 $199,365 $214,631 $0 9 $0 90 90 $0 $0 0 $0 $0 $o #0 $0 0 $0 ‘Total Non-FusiCost $285,276 $286,146 $308,449 $332,275 $357,718 co 9 90 co 0 9 9 0 0 0 0 90 90 9 0 ‘Total Power Generation Expenses: $435,049 $466,360 $499,668 $535,061 $572,668 0 0 0 90 9 $0 0 0 0 $0 0 $0 $0 $0 0 Total Generation Expenses. $435,049 $466,300 $409,668 $535,081 $572,668 $408,049 $519,857 $541,754 $564,684 $588,001 $613,619 $640,115 $867,630 $896,414 $726,521 $758,004 $700,923 $841,090 $877,050 $914,648 ib. Present Worth Expenses PW Factor 1.000 0.086 0.834 0.902 0871 0842 = 0.814 078 8 =—(0.750 0734 =0.709 = 0685.62 0639 = 06180887 (O77 0.587 0.538 0.520 PW Total Cost $ $435,049 $450,508 $466,445 $482,504 $400,047 $420,102 $422,904 $425,814 $428,828 $431,041 $435,148 $438,444 $441,826 $445,200 $448,831 $452,446 $456,130 $468,658 $472,175 $475,760 Accumulated PW $435,049 $885,647 $1,352,002 $1,834,688 $2,333,734 $2,753,635 $3,176,739 $3,602,553 $4,031,380 $4,463,321 $4,808,469 $5,336,913 $5,778,739 $6,224,030 $6,672,861 $7,125,307 $7,581,437 $8,050,005 $8,522,270 $8,998,029 Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs Avg. Cost/kwh 90.688 $0.714 90.742 $0.72 $0.803 $0.680 $0.689 $0.608 $0.708 90.719 $0.730 90.741 90.753 90.768 90.779 $0.793 $0.607 $0.838 $0.853 90.668 PW Avg. Costfcwh $0686 $0690 $0603 $0696 80.700 $0572 «9 $0.580 80.549 «= $0838 «= $0827 | $0517 $0508 §=— 80.408 §=— $0400 $0481 $0473 $0485 =: $0487 $0.459 $0.452 4b. PCE Payments PCE Payment $/xwh $021 $0.22 $0.22 $0.23 $024 $0.25 $0.26 $027 $028 = $0.29 $0.0 $0.31 $0.32 $0.33 $0.34 $035 = $0.8 $0.38 $0.30 $0.40 PCE Payment $70,545 $75,252 $80,237 $85,516 $91,103 $97,015 $103,270 $100,685 $116,879 $124,273 $132,088 $140,345 $149,067 $158,279 $168,007 $178,276 $189,114 $200,552 $212,619 $225,348 PWPCE Payments $70,545 $72,707 $74,003 $77,130 $78,301 $81,684 $84,010 $88,968 «$88,750 $91,183 $03,840 $06,129 $96,650 $101,205 $103,782 $106.411 $109,063 $111,748 $114,468 $117,216 ‘Accumulated PW PCE $70,545 $143,252 $218,155 $205,285 $374,876 $456,360 $540,370 $626,730 $715,498 $806,681 $900,321 $906,449 $1,095,100 $1,198,304 $1,300,098 $1,408,507 $1,515,570 $1,627,319 $1,741,784 $1,859,001 Payments Year 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fue! Gal Equvalert) Capital Investment Debt Service @ 5%, 10 Years O8M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years O8M at 2% of Investment Replacement @ 5% on investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Saies Net Income 6. Total Generation Expenses Minus Net income from Waste Heat Sales Total Expenses PW Total Expenses Accumuated PW Total Expenses ‘Accumulated PW Savings From W. H. Sales 7. Power Costs & PCE Payments with Waste Heat Offset 7.0. Power Costs ‘Avg. Costiwh PWA\g. Cost/cwh 7.b PCE Payments PCE Payment $/ewh PCE Payments PWPCE Payments ‘Accumuated PW PCE Payments Acoumuated P.W of PCE Savings 8. Potential Rate Reduction. kwh From Sales of Waste Heat 2001-2002 2003 2004 2005 $0 90 so $0 $0 $0 $0 $0 $0 cu $0 $0 $0 $0 90 0 $0 $0 $0 0 0 $0 #9 $0 $0 0 0 #0 0 0 so $0 % $0 $0 $0 $0 #2 $0 $0 so 0 2 $0 0 $0 so 0 $0 $0 0 0 #0 $0 co 9 $0 #2 0 $0 $0 $0 #9 0 $0 $0 $0 $0 $0 so $0 0 90 $0 #0 $435,049 $466,369 $499,668 $535,061 $572,668 $435,049 $450,598 $406,445 $482,594 $499,047 $435,049 $885,647 $1,352,092 $1,834,688 $2,333,734 so cu $0 $0 so $0686 $0.714 90.742 $0.72 90.803 $0,686 = $0.690 $0.603 $0698 ‘0.700 $021 $022 $02 $023 $0241 $70,545 $75,252 $80,237 $85,516 $91,103 $70,545 $72,707 $74,903 $77,130 $70,301 $70,545 $143,252 $218,155 $295,285 $374,676 #9 so #0 $0 $0 0 0 oo 9 ‘0.000 2006 2007 5,671 5,638 410392 40856 $50,000 $50,000 $8,475 $8,475 $1,000 ‘$1,000 $5,000 ‘$5,000 $12,475 $12,475 $30,000 $30,000 $3,685 $3,885 ‘$600 $600 $1,500 $1,500 $5,985, $5,985 $18,460 $18,460 $68,992 $71,341 $50,532 $52,880 $448,417 $466,976 $377,555 $370,886 $2,711,289 $3,001,174 $42,547 $85,565. $0611 90.619 90.514 $0.503 $0.184 90.192 $71,572 $78,644 $60,262 $62,350 $434,998 $497,288 $21,422 $43,082 $0.069 90.070 2008 2009 2010 5608 65,873 5,540 40620 4038240143 $50,000 $50,000 $50,000 $8475 $8,475 $6,475 $1,000 $1,000 ‘$1,000 $5,000 $5,000 $5,000 $12,475 $12,475 $12,475 $30,000 $30,000 $30,000 $3,885 $3,885 $3,885 $800 $00 $00 $1,500 $1,500 $1,500 $5985 $5,085 $5,965 $18,460 $18,460 $18,460 $73,765 $76,267 $78,848 $55,904 $57,808 $80,387 $496,450 $508,878 $528,303. $362,345 $384,920 $387,632 $3,473,519 $3,858,448 $4,246,081 $129,033 $172,932 $217,240 soe27 $0638 $0645 $0493 © $0483 $0473 $0199 © $0208 = $0216 $22,009 $87,774 $90,868 $04,482 $08,656 $68,874 $561,770 $628,427 $697,301 $64,068 $87,071 $109,380 $0071 $0072. $0.074 2011 5,507 39902 ‘$50,000 $8,475 ‘$1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 ‘$600 $1,500 $5,965, $18,460 $81,510 $63,060 $550,769 $390,450 $4,636,531 $261,937 90.655 90.484 $0.25 $100,342 $71,135 $768,435 $131,885 $0.075 2012 2013 2014 5473 5.430 5,405 39660-30415 39168 $50,000 $80,000 $50,000 $6475 $8,475 ($8,475 $1,000 $1,000 $1,000 $5,000 $5,000 ‘$5,000 $12,475 $12,475 $12,475 $3885 $3,885 $3,885 $00 $600 $800 $1,500 $1,500 $1,500 $5,985 $5,985 $5,985 $18,460 $18,460 $18,460 $84,255 $87,084 $90,000 $65,795 $68,624 $71,540 $574,321 $599,008 $624,675 $303,379 $906,412 $399,547 $5,029,010 $5,426,322 $5,825,889 $907,003 $352,417 $398,160 $oess = $0678 «80.687 $0455 $0.447 ($0,439 $0234 $0244 © $0,254 $107,217 $114,515 $122,250 $73,438 $78,784 $78,173 $841,873 $917,657 $995,830 $154,576 $177,442 $200,474 $0076 = $0.077._ — $0.079 2015 5,371 38918 $50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 $1,500 $5,965 $18,460 $93,003 $74,543 $851,978 $402,780 $8,228,650 $444,211 $0.609 $0.432 $0.264 $130,475 ‘$80,605 $1,076,435 $223,660 $0,060 2016 5,336 (38888 ‘$50,000 $6,475 $1,000 $12, 475 ‘$30,000 $3,685 ‘$1,500 $5,965 ‘$18,460 $96,096 $77,636 $680,369 ‘$408,108 $6,634,755 $490,551 90.712 $0.425 90.275 $139,186 $83,079 $1,159,514 $246,993 $0,081 2017 5,301 38410 $50,000 $8,475 $1,000 $5,000 $12,475 $30,000 $3,885 $1,500 $5,985 $18,460 ‘$99,260 $80,820 ‘$710,103 $409,521 $7,044,276 $637,161 $0.725 90.418 $0268 $148,422 $85,598 $1,245,110 $270,480 2018 5,265 38152 $60,000 $7,770 $1,200 $6,000 $14,970 ‘$30,000 $3,885 $1,500 $5,985 $20,955 $102,557 $81,601 $750,489 $423,190 $7,467,468 $582,629 $0.756 $0.421 $0.300 $159,466 $88,655 $1,333,065 $293,354 2019 5,229 37691 ‘$60,000 $7,770 $1,200 $8,000 $14,970 $30,000 $3,885 ‘$800 $1,500 $5,965 $20,955, $105,928 $84,972 $782,067 $428,429 $7,893,895 $628,375 $0.770 90.415 $0312 $169,836 $01,433 $1,425,396 $316,387 $192 37626 $80,000 $7,770 $1,200 ‘$6,000 $14,970 ‘$30,000 $3,885 $1,500 $5,985 $20,955 $109,395 $88,440 $826,209 ‘$429,757 $8,323,652 $874,377 90.785 $0.408 $0.324 $180,819 $94,054 $1,519,452 $330,549 $0.064 Hooper Bay ‘Sys Losses 1909 = 15.00% kWhigal year 2005 = 10 Est, Year 2001 Fuel Cost $/gal . $1.38 Fuel infiaction Factor 40% ‘Waste Heat Capel invest per KW MicroTurbine -Diese! Fuel Sys. Losses 2020 = 8.00% kWhigal year 2020 = 13 General inflation Factor 3.0% Loed Factor = 08 Est. 2001 Fred Non-Fuel Cost $/kwh = $0.28 Discount Rate 35% Hot Water Waste ‘Ava. Eligible PCE kwh ‘Tubine Generation Installed Costikw = $050 Variable Non-Fusl Cost $/kwh Heat Boller = $100 Sold as % of Total = ‘53% Ava. PCE per kwh sold = oat (Le. Turbine O&M) $0,020 Year 2001 2002 2003 2004 2005 2006 2007 2008 2000 2010 2011 2012 2014 2015 2016 2017 2010 2020 4. Load Requirements kWh Sales 2.272.704 2,300,427 2,449,707 2,540,624 2,633,178 2,727,370 2,823,199 2,020,086 3,010,770 3,120,811 3,222,800 3,326,005 3,599,849 3,648,777 3,750,342 3,871,645 4,100,062 4,217,977 kWh Generated 2,508,550 2,600,887 2,784,600 2,879,374 2.975.401 3,072,837 3,171,304 3,271,148 3.372.077 3.474.189 3,577,408 3,881,775 3,803,634 4,007,402 4,110,214 4,210,084 4,442,601 4.555.415 KW Demand 503 614 636 6s7 670 702 724 747 770 793 a7 eat 889 914 938 963 4,014 1,040 2, Turbine Generators 100 kw ° ° o ° 0 500 ‘500 600 500 500 500 500 600 00 800 500 00 600 600 600 3. Expenses 3.0 Expenses Capital Cost Turbine Generation $0 $0 0 $0 $0 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $328,000 $325,000 $326,000 $328,000 $325,000 $325,000 $300,000 $300,000 $390,000 Debt Service € 7%, 10 Years $0 $0 $0 $0 $0 $48,273 $46,273 $46,273 $48,273 $46,273 $46,273 $46,273 $48,273 $48,273 $46,273 $46,273 $46,273 $85,527 $55,827 $55,527 kWh (Gal 0 0 0 0 0 100 10.2 104 10.8 10.9 WA 13 15 WT 19 124 124 126 128 130 Gol Fuel 0 0 0 ° 0 = 307,284 = 310,486 313,672 316,830 319,980 923,121 328,233 320,327 332,400 335,454 338,488 341,502 344,404 347,486 350,417 Fuel Cost $/Gel $1.38 si44 $140 $155 $161 $1.68 $1.78 $1.62 $1.89 $1.08 $2.04 $2.12 $221 $2.30 $2.30 $2.49 $2.58 $2.00 $2.80 $2.91 Fuel Cost $0 $0 $0 $0 $0 $515,023 $542,152 $560,623 $508,301 $828,513 $860,051 $003,085 $727,622 $783,700 $801,040 $841,245 $882,684 = $026,038 © $071,985 $1,018,819 Fuel Cost $/ewh $0 30 $0 $0 so 80.168 $0.171 $0.174 $0.17 $0181 $0,185 $0,188 $0,102 30.198 $0.200 $0,205 $0209 $0214 $o219 $0224 08M $0 $0 $0 $0 $0 $85,100 $80,900 $73,634 $70,183 $82,067 $87,995 $03,279 $08,830 $104,680 $110,780 «$117,204 $123,044 «$134,014 $138,420 ($146,202 (Other Non-FuelCost $0 30 0 $0 $0 $012,702 $070,331 $1,030,877 $1,004,885 $1,161,535 $1,231,933 $1,305,009 $1,383,623 $1,485,238 $1,550,020 $1,640,851 $1,735,213 $1,834,198 $1,938,000 $2,046,620 Replace at 10% of Cost $0 $0 $0 $0 $0 $32,500 $32,500 $32,600 $32,500 $32,500 $32,500 $32,600 $32,600 $32,500 ‘$32,600 $32,500 $32,500 $39,000 $39,000 $39,000 Energy Storay System $0 $0 $0 $0 so 875, $75,000 $75,000 $75,000 ‘$75,000 $75,000 $75,000 $78,000 $75,000 $75,000 $75,000 $75,000 $78,000 $75,000 $75,000 Debt Service € 7%, 10 Years $0 $0 $0 $0 so $10.678 = $10,678 $10,678 $10,678 $10,678 $10,878 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 $10,878 310,678 Replace and O8M 10% of Cost 30 30 30 $0 $0 $7.500 ‘$7,500 $7,500 ‘$7,500 $7,500 $7,500 ‘$7,500 ‘$7,500 $7,500 $7,500 $7,500 37.500 $7,500 ‘$7,500 ‘$7,500 ‘Total Expense Turbine Generation $0 $0 $0 $0 $0 $1,500,868 $1,678,743 $1,771,085 $1,868,000 $1,080,068 $2,076,030 $2,189,205 $2,307,027 $2,430,637 $2,560,201 $2,808,251 $2,838,702 $3,003,052 $3,100,519 $3,324,556 kWh (Gal 10.4 105 10.7 108 10.0 ° 0 0° 0 o o oO 0 0 o 0 0 0 0 ° Gal Fuel 104,185 108,314 108,462, 110,500 112,724 $0 $0 80 $0 $0 $0 0 $0 $0 $0 $0 $0 $0 30 $0 Fuel Cost $/Gel $1.63 $1.70 $1.76 $1.83 $1.91 0 30 30 $0 $0 $0 0 $0 $0 30 30 $0 $0 $0 $0 Fuel Cost $109,773 $180,223 $191,219 $202,788 $214,951 $0 $0 $0 $0 $0 0 0 30 $0 $0 $0 $0 $0 30 $0 Fuel Cost$/kwh $0157 $0.161 $0.165 $0170 $0174 $0 $0 0 $0 $0 30 $0 $0 $0 $0 30 $0 $0 $0 $0 Veriable Non-Fusl Coste $/kwh $0112 $0116 $0.121 $0126 90.131 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 Variable Non-Fusl Costs $108,111 $114,458 $123,370 $132,010 $143,087 90 $0 0 $0 $0 $0 90 $0 $0 30 30 $0 $0 $0 $0 Fixed Non-Fuel Costs $/kwh $0.17 $0.17 $0.18 $0.19 $0.20 # so 30 $0 $0 $0 $0 30 $0 $0 $0 $0 $0 $0 $0 Foced Non-Fuel Costs $159,106 $171,687 $185,069 $190,365 $214,631 0 $0 %0 $0 $0 $0 $0 $0 $0 $0 $0 $0 30 30 30 Total Non-FuetCost $205,276 $286,148 $308,449 © $332,275 $357,718 $0 $0 $0 $0 30 $0 $0 $0 30 30 $0 $0 $0 $0 30 Total Power Generation Expenses $435,049 $488,960 $409,068 $535,061 $572,068 $0 $0 0 $0 $0 $0 $0 $0 30 0 $0 $0 so $0 $0 ‘Total Generation Expenses: $435,049 $468,900 $400,668 $535,081 $572,068 $1,500,008 $1,678,743 $1,771,085 $1,808,000 $1,060,006 $2,078,030 $2,189,205 $2,307,027 $2,490,637 $2,600,201 $2,606,251 $2,838,702 $3,003,952 $3,160,519 $3,324,556 31, Present Worth Expenses. PW Factor 1.000 0.966 0.934 0.902 0871 0.842 0814 0.706 0759 O734 0.709 0.685 0.682 0.639 0.618 PW Total Cost $ $436,049 $450,508 $406,445 $462,504 $490,047 $1,330,467 $1,305,050 $1,302,057 $1,418,640 $1,445,425 $1,472,375 $1,400,408 $1,526,752 $1,554,160 $1,581,701 ‘Accumulated PW $435,049 $885,647 $1,382,002 $1,834,686 $2,333,734 $3,673,200 $5,038,860 $6,430,916 $7,849,505 $0,204,000 $10,767.365 $12,286,851 $13,703,603 $15,347,763 $16,029,464 Total Coste 4, Power Costs & PCE Payments 4. Power Costs ‘Avg. Costiowh $0191 $0,198 $0.204 $0211 $0217 30.583 90.505 30.608 $0619 $0631 $0644 30.658 90.672 $0687 $0702 $0717 90.733 90.754 $0771 $0788 PW Ava. Costhkwh $o1e1 = $0.101 $0.190 30.190 $0190 $0401 30.484 $0.47 30.470 30.483 $0.457 $0.451 $0.445 $0.430 $0433 $0.428 $0.423 $0.420 $0415 $0.410 4.b. PCE Payments PCE Payment $/kwh $021 $0.22 $02 $0.23 $0.24 $0.25 30.26 $0.27 $0.28 $0.29 $0.30 $0.31 $0.32 $0.33 $0.34 $0.35 30.36 $0.38 $0.30 $0.40 PCE Payment $252,081 $271,011 $202,072 $313,514 $338,308 $300,530 $388,250 $413,580 $442,580 $473,952 $505,093 $540,604 $577,204 = $816,176 $857,988 $700,001 $747,180 $798,070 $847,808 $902,539 PW PCE Payments $252,061 $262,716 $272,652 $262,771 $203,073 $303,556 $314,222 $325,070 $336,100 $347,313 $358,708 © $370,285 «== $382,044 $303,985 «$408,100 $418,415 «$430,003 $443,573 $456,428 «$400,481 ‘Accumulated PW PCE $252,061 $515,678 $788,320 $1,071,100 $1,364,173 $1,667,720 $1,981,051 $2,307,021 $2,643,122 $2,000,435 $3,340,142 $3,719,427 $4,101,471 $4,405,456 $4,001,565 $6,310,080 $5,750,882 $8,194,456 $8,050,882 $7,120,343 Payments Year 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fue! Gal Equivelent) Capital investment Debt Service €@ 5%, 10 Years BM at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investmentt Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat g ssesss sessess Waste Heat Sales Net income ss 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $435,049 PW Total Expenses $435,040 Accumulated PW Total Expenses $435,040 ‘Accumulated PW Savings From W. H. Sales $0 7. Power Coste & PCE Payments with Waste Heat Offset 7.0 Power Costs ‘Ava Costkwh $0101 PW Ava. Costfiwh $0,101 ‘7D PCE Payments PCE Payment $/ewh $0.21 PCE Payments $252,961 PW PCE Payments: $282.961 Accumulated PW PCE Payments $252,061 Accumulated PW of PCE Savings % © Potential Rate Reduction.kwh From Sates of Waste Heat 0 g ssssss ssseses 90.198 $0191 $0.22 $271,011 $262,716 $515,676 $0 2003 2004 2005 so 0 » r* $0 30 so so » 0 $0 $0 $0 $0 30 $0 $0 %0 $0 $0 $0 0 $0 $0 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 30 $0 $0 $0 » co $0 0 $490,608 $535,081 $572,008 $406,445 $482,504 $400,047 1,952,092 $1,834,686 $2,333,734 $0 so 0 30.204 so211 $0217 $0,190 $0,190 90.100 $0.22 30.23 $0241 $202,072 $313,514 $338,308 $272,652 $282,771 _ $203,073 $788,329 $1,071,100 $1,364,173 0 0 0 ” 30 90.000 21,074 182707 ‘$50,000 38.475 $1,000 $5,000 $12,475 $30,000 $3,885 $800 $1,500 $5,985 318,480 $256,392 $237,931 $1,382,935 $1,139,135 $3,472,800 $200,332 $0496 $0418 $0.167 $240,731 $1,508,062 $100,067 2007 21,088 152814 $50,000 $8,475 $1,000 $5,000 $12,478 $1,500 $5,005 $18,460 $206,635 $248,375 $1,430,300 $1,163,808 $4,636,475 90.507 90.412 30.175 $261,203 $212,488 $1,770,351 $202,601 21,098 152883 $50,000 90.475 $1,000 ‘$5000 $12,475 $30,000 $3,005 ‘$800 $1,500 $5,085 $18,480 $277,633 $250,172 $1,511,913 $1,188,350 $5,624,624 $608,092 $0518 $0,407 $0.183 $283,087 $222,504 $2,001,854 $305,167 21,102 152912 ‘$50,000 98.475 $1,000 $5,000 912.475 $30,000 ‘$3,685 $1,600 $5,065 $18,400 $288,704 $270,334 $1,507,756 $1,213,355 $7,038,170 $811,386 $0520 $0.402 $0191 $308,467 $232,735 $2,234,580 $408,533 2010 21,101 152903 $50,000 96.475 $1,000 $5,000 812.475 ‘$30,000 $3,885 $800 $1,500 $5,065, $18,400 $300,328 $281,068 $1,688,000 $1,238,610 $8,276,789 $1,018,201 90.541 $0.397 90.200 $331,431 $243,162 $2,477,770 $512,004 2011 21,004 152855 $50,000 96.475 $1,000 $5,000 $12,475 $30,000 $3,085 $800 $1,600 $5,085 $18,480 $312,243 $293,783 $1,783,147 $1,284,107 $0,540,806 $1,228,400 90.653 $0902 $0210 $358,073 $253,645 $2,731,615 $617,827 2012 21,082 152768 ‘$80,000 90.475 $1,000 $5,000 $92,475 $30,000 $3,885 $800 $1,500 $5,085 $18,480 $324,548 $300,088 $1,863,117 $1,280,833 $10,830,720 $1,436,123 $0210 $386,489 $204,724 $2,096,339 $723,088 $0092 2013 21,005 152843 $50,000 98.475 $1,000 $5 000 $12,475 $30,000 $3,685, ‘$600 $1,500 35,085 $18,480 $337,253 $318,703 $1,988,234 $1,315,780 $12,146,500 $1,647,004 $0570 $0,383 $0.29 $416,762 $275,620 $3,272,150 $829,312 2014 21,042 152479 ‘$50,000 90.475 $1,000 ‘$5,000 912.475 ‘$30,000 $3,685 ‘$600 $1,500 $5,065 $18,400 $350,308 $331,008 $2,008,732 $1,341,038 $13,400,446 $1,850,316 $0.503 30.379 30.230 $440,061 $287,131 $3,559,290 $096,168 $0,004 2015 21,014 152277 ‘$50,000, 96.475 $1,000 $5,000 812.475 $30,000 $3,885 $600 $1,500 $5,985 $18,400 $363,807 $345,437 $2,214,854 $1,368.207 $14,856,743 $2,072.721 2016 2017 20,961 20,042 182036 151787 $50,000 $50,000, 98.475 90.475 $1,000 $1,000 $5,000 $5,000 312.475 $12,475 $30,000 $30,000 $3,805 $3,085 $800 $000 $1,500 $1,600 $5,005 $5,085 318.400 $18,460 $377,855 $302,240 $360,905 $373,780 $2,405,003 $1,421,582 $17,073,173 $2,502,808 $0.637 $0.67 $0272 $558,977 $322,365 $4,400,719 $1,200,163 2018 20,000 151441 $20,000 $7.70 $1,200 $6,000 $14,970 ‘$30,000 ($3,685 $1,500 $0285 $001,653 $335,243, $4,825,963 $1,308,493 2010 20,850 181088 $80,000 $7,770 $1,200 $4,000 $14,970 ‘$30,000 $3,885 $1,500 $5,965, $20,055 $422,381 $401,425 $2,750,004 $1,485,300 $20,617,220 $2,034,072 90.673 90.362 $0297 $045,080 $247614 $5,173,876 20,708 180604 $80,000 $7.70 $1,200 $8,000 $14,970 ‘$30,000 $3,685, $600 $1,600 95,985, $20,955 $438,137 $417,181 $2,007,375 $1,612,288 $22,129,608 $3,151,072 $0680 30.359 $0310 $002,488 $300,202 $5,533,778 $1,586,565 UPPER/LOWER KALSKAG MicroTurbing -Diesel Fuel Your 1. Load Requirements kWh Sates kWh Generated KW Demand 2, Turbine Generators 100 bw 3. Expenses 3a Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh Gal Gal Fuet Fuel Cost $/Gel Fuel Cost Fuel Cost $/wh 08M Other Non-FusiCost Replace at 10% of Cost Eneray Storay System Debt Service @ 7%, 10 Years Replace and OSM 10% of Cost Tote! Expense Turbine Generation kWh (Gal Gal Fuel Fuel Cost $/Gal Fuel Cost Fuel Cost$/iewh \Veriable Non-Fuel Costs $/kwh Variable Non-Fuel Costs Fired Non-F uel Costs $/kwh Foced Non-Fuel Costs: Total Non-FuelCost Total Power Generation Expenses ‘Sys Losses 1000 = Sys Losses 2020 = Load Factor . ‘Ava. Eligible PCE kwh Sold a % of Total = 2001 202 1,096,129 1,052,077 1,161,774 1,199,368 75 24 ° o 30 $0 $0 so o ° o 0 $1230 $128 0 30 so so 30 30 so so 30 30 J so CJ J J 0 30 so 104 105 104,155 106,314 $189 $170 $106,773 $180,223 $0157 $0161 $0112 90116 $106,111 $114,458 $0.17 $0.17 $150,108 $171,687 ‘$205,276 $286,146 $435,049 $488,360 $435,049 $488,360 1000 0968 $495,049 $450,508 ‘$435,049 $885,647 90.428 $0443 $0428 © $0428 $020 $021 $150,387 $161,157 $150,387 $15,707 $150,387 $308,004 15.00% kWhigal year 2005 = 10 8.00% kWhiael year 2020 = 3 05 ‘Tubing Generation Installed Costhkw = $050 74% Ava. PCE per kwh sold = 02 2003 2004 2005 2008 2007 1,088,844 1,125,620 1,163,633 1.202.055 1,241,008 1.237.425 1,275,040 1.314.005 1.354315 1.304.165 283 2 300 309 318 0 ° ° 500 500 $0 $0 $325,000 $325,000 $0 $0 © $48.273 $46,273 0 0 100 10.2 0 0 135.432 (1948,492 $138 si44 $1.50 $1.56 30 $0 © $202671 «$212,428 $0 $0 © $0150 $0 152 30 30 $28738 = $30,409 $0 $0 © $402,302 $428,584 30 $0 $32.500 $32,500 30 $0 $75,000 $75,000 30 so | $10678 «= s10.678 30 30 37.500 $7,500 so 30 © $730.680$788.411 108 0 110,509 $0 $163 $0 $202,786 $0 $0170 0 $0.126 0 $132,910 $0 $0.19 0 $199,905 %0 $332,275 0 $535,061 % $535,061 5708.41 0.934 0.902 087s 0.842 oe $400,445 $482,504 $400,047 $815,108 8623.476 $1,382,002 $1,834,606 $2,333,734 $2,048,030 $3,572,405 $0.450 30475 $0492 $0,608 30018 $0428 $0429 $0.429 90.512 30.802 $0.21 2 $0.23 30.24 $0.25 $172,505 $184,736 $197,624 $211,204 $225,792 $161,119 $166,623 $172,218 $177,004 $183,682 $467,214 $633,896 $808,054 $083,058 $1,167,641 $0028 1.403 $0.25 $241,163 $189,552 $1,387,102 Est Year 2001 Fuel Cost $/gat . Est 2001 Feed Non-Fuet Cost $/kwh = Variable Non-Fusl Cost Sew te Turbine O8M) 2000 2010 2011 1,321,035 1,381,032 1,403,448 1,475,156 1,516,284 1,557,827 37 ue 388 500 500 500 $325,000 $328,000 $46,273 $48,273 106 10.9 138,605 130,658 $1.08 $1.78 $233,320 $244,405 30.188 $0161 334.202 $38,210 $478,831 $508,948 $32,500 $32,600 $75,000 $75,000 s10678 = $10.678 $7.500 $7,500 $043,304 $884,603, 0 0 0 $0 0 0 0 $0 ” 0 $0 $0 wo 0 30 %0 ” 0 30 0 so co $843,304 $884,603 0750 ors $640,415 $640,061 $4,844,704 $5,493,765 $0638 90.050 $0.485 90477 $0.26 $0.27 $257,454 $274,714 $195,513 $201,508 $1,852,708 $1,784,272 $123 $0.28 90.020 2012 1,445,583 1,500,770 3085 2013 1,408,396 1,642,131 75 General Infiation Factor Discount Rate 2014 2018 1,831,708 1,878,608 1,684,879 1,728,015 385 305 500 500 $325,000 $325,000 $46,273 $40,273 WT 119 143,031 144,884 $2.05 $213 $204,572 $908,554 $0.175 30.178 $45,287 $47,840 $634,014 $000,754 $32500 $32,500 $75,000 $75,000 $10678 = $10,678 $7,500 ‘$7,500 $1,070,624 $1,123,098 0 0 90 $0 0 $0 30 $0 30 $0 $0 $0 0 $0 0 $0 $0 2 $0 $0 so *” $1,070,824 $1,123,008 $0713 30.440 $0.32 $377,485 $233,203 $2,856,008 1,620,308 1,771,837 1,005,535 1,818,433 $3,342,403 Waste Heat Capital invest per KW Hot Water Waste Heat Bolter = $100 2018 2019 2020 1.711,382 4,757,847 1,804,031 1,850,702 1,004,334 1,649,225 «s 4s “5 000 800 600 $55,527 $56,827 $55,827 126 128 130 147,931 148,942 140,048 $2.40 $2.40 $2.69 $354.490 $371,128 $388,579 30.191 90.105 $0199 $56,250 $59,398 $62,562 $787,630 $830,729 «($875,867 $39,000 $39,000 $39,000 ‘$75,000 ‘$78,000 $75,000 $10,678 $10,678 $10,678 $7,500 $7,500 87.500 $1,311,025 $1,373,900 $1,430,713 ° ° ° $0 30 $0 $0 so 30 $0 90 $0 0 o so $0 $0 $0 90 $0 $0 0 0 30 30 #0 30 $0 0 $0 0 0 30 $1,311,025 $1,373,000 $1,430,713 0.887 0538 0.820 $730,508 $730,085 $748,875 $11,018,331 $11,757,088 $12,508,861 30.706 $0,762 30.798 $0427 90.421 30.415 90.98 $0.37 $0.38 $454,504 $483,247 $513,557 $253,285 © $200,181 $267,130 $3,505,687 $3,055,040 $4,122,078 Yeor 5. Waste Heat Recovery Avaliable Waste Heat For Sate (1,000,000 Btu) (Diesel Fust Gel Equivalent) Capital Investment Debt Service @ 5%, 10 Yeors O8M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital investment! Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement € 5% on investment ‘Total Expenses District Heating ‘Total Expenses Waste Heat Waste Heat Seles Net income ©. Total Generation Expenses Minus Net Income from Waste Heat Sales: Total Expenses PW Total Expenses Accumulated PW Total Expenses Accumulated PW Savings From WH. Sales 7. Power Costs & PCE Payments with Waste Heat Offeet Ta Power Costs ‘Ava Contfewh PW Ava. Costiewh 7D PCE Payments PCE Payment $/iwh PCE Payments PW PCE Payments ‘Accumuleted PW PCE Payments Accumulated P W of PCE Savings 8. Potential Rate Reduction. kwh From Sales of Waste Heat 8 ss $435,040 $435,049 30428 30.428 $020 $150,387 $150,367 $150,367 0 8 $406,300 $450,508 $885,647 90.443 30.428 $021 $161,187 $155,707 $308,004 0 Sssesss sesssss 3 ss $499,008 $466 445 $1,382,002 $0 90.450 $0428 $021 $172,505 $161.1 $407.21 3 Ssesss sssssss ss $535,061 $482,504 $1,834,606 90475 $0429 $022 $184,738 $106,623, 9633,636 3 Ssesss sssesss $572,088 $499,047 $2,333,734 0 30.492 30.429 $0230 $107,624 $172.218 $808,054 0 2008 2007 2008 2000 2010 9.288 9.271 9,252 9.231 9.209 67304 67178 67041 6803 06734 $50,000 $50,000 $50,000 $50,000 $80,000 38.475 36.475 98.475 96.475 98.475 $1,000 $1,000 $1,000 $1,000 $5,000 $5,000 $5,000 $5,000 $5,000 $12475 812.478 812.475 12475 812.475 $30,000 $30,000 $30,000 $30,000 $30,000 $3,685 $3,805 $3,885 $3,885 $3,805 3600 $600 $600 ‘$600 3600 $1,500 31.500 $1,500 $1,800 $1,500 $5,985 35.905 $5,085 $5,085 $5,085 $18.400 $18,400 918.400 $18.480 (18.480 $100.719 $104,552 $108,513 $112,804 «$118,829 382.258 $88,002 $00,053 $04,144 $08,300 $648,402 $749,160 $786,234 $545,037 $568,021 $578,684 $2,879,670 $4,563,135 $5,140,010 $09,259 $261,500 $353,746 90530 30548 $0857 30.567 $0877 $0454 30440 $0438 $0431 $0424 $0173 90.180 $0,188 90.198 $0204 $163,467 $165,270 $177,858 $191,270 $208,500 8120215 $134,447 $190,703 $145,253 $150,828 $035,280 $1,069,716 $1,200,509 $1,354,782 $1,505,588 $4as80 © $07,024 «$147,683 «$107,043 $248,683 80.088 $0,080 $0.070 sort sore 2011 9,186 06563 ‘$50,000 98.475 $1,000 $5,000 $12,475 $30,000 $3,685, ‘$600 ‘$1,600 $5,085 $18,400 $121,101 $102,730 $825,185 $584,069 $5,725,008 $420,573 30.588 90.417 90213 $220,776 $186,513 $1,862,101 $200,881 30.073 9,160 0,134 06380 08185 ‘$50,000 98.478 $1,000 $5,000 $12,475 $30,000 ‘$3,685 3800 $1,500 $5,985 $18,460 $125,002 $130,336 $107,232 $111,676 $906,007 $009,058 $593,230 $601,500 $6,318,238 $6,019,837 $500,021 $574,050 soon 90.404 $0231 $24,200 $168,225 $1,992,630 $403,563 soors 80.075 05078 ‘$50,000 96.475 $1,000 $5,000 $12,475 $135,128, $116,608 $064,158 $610,003, $7,520,930 $648,055 90.240 $272,821 $174,251 {$2,108,890 $458,005 $0078 9.075 65760 $50,000 38.475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 $600 $1,500 $5,065 $18,460 $140,065, $121,805, $1,001,463 $618,704 $8,148,634 $723,780 30.250 $201,007 $180,300 $2,347,280 $508,618 $0077 9.043 05529 $60,000 75 $1,000 $5,000 $12.475 ‘$30,000 $3,885 $800 $1,500 35,085 $18,460 $145,157 $128,098 $1,051, 164 $627,430 $8,778,064 $790,404 0849 90387 $0281 $312,001 $106,042 $2,533,022 $561,081 $0078 2017 9,000 05286 ‘$50,000 96.475 $1,000 $5,000 $12.475 ‘$30,000 $3,686 $600 $1,600 $5,985 $18,460 $150,403, $131,043 $1,103,270 $630,263 $0,412,328 $875,497 $0062 90.382 90.2772 $334,870 $193,006 $2,728,029 $615,474 $0070 2018 8974 65031 $80,000 97.770 $1,200 $6,000 $14,970 $30,000 $3,885 ‘$600 $1,500 $5,085 $20,055 $185,208 $134,053 $1,178,172 $055,368 $10,087,604 $050,637 30.284 $350,762 $200,461 $2,927,380 $068,296 2019 8.937 4784 ‘$60,000 $7.70 $1,200 $4,000 $14,970 $30,000 $3,885, $600 $1,600 $5,005, $20,965 $161,375 $140,410 $1,233,481 $064,058 $10,731,752 $1,028,233 $0702 $0378 90.296 $384,532 $207,017 $3,134,408 8.809 6444 ‘$80,000 $7.70 $1,200 ‘$6,000 $14,970 $167,108 $148,151 $1,203,563 $672,854 $11,404,608 $1,102,254 so717 $0373 $0.308 $410,814 $213,687 $3,348,003 $774,885 KASIGLUK/NUNAPITCHUK Sys Losses 1990 = 15.00% kWhvgal year 2005 = 10 Est. Year 2001 Fuel Cost $/gal = $122 Fuel inflection Factor 4.0% Waste Heat Capital Invest per KW MicroTurbine -Diesel Fuel Sys. Losses 2020 = 8.00% kWh/gal year 2020 = 13 General Infiation Factor 3.0% Load Factor = 0s Est. 2001 Fred Non-Fuel Cost $/kwh = $0.28 Discount Rate 35% Hot Water Waste ‘Avg. Eligible PCE kwh ‘Tubine Generation Installed Costikw = 3650 Variable Non-F uel Cost $/kwh Heat Boiler = $100 Sold a6 % of Total = 45% Ava. PCE per kwh sold = 021 (Le Turbine O&M) 30.020 Yeor 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 20168 2017 2018 2010 2020 1. Load Requirements kWh Sales 2,900,517 2,904,012 2,481,841 2,570,304 2.660.209 2.751.820 2.844.801 2,930,487 3,095,018 3,133,278 3,282,474 3,333,203 9,435,485 3,890,281 3,644,500 3,751,453 3,050,848 © 3,080,777 4,081,240 4,104,235 kWh Generated 2,640,848 2,730,200 2,821,028 2,913,011 3.006.138 3,100,304 3,105,761 3.202.225 3,380,771 3,488,383 3,588.048 © 3,688,745 = 3.700.483 3.893.187 3,908,000 4,101,580 4,207,234 «4.313.824 «4.421.343 «4.520.774 KW Demand 603 623 44 665 686 708 730 752 774 798 a9 042 65 689 913 996 961 985 1,000 1,034 2, Turbine Generators 100 kw 0 0 ° ° ° 500 500 500 500 500 500 500 500 500 500 00 500 600 600 600 3. Expenses 3.8 Expenses Capital Cost Turbine Generation $0 $0 $0 30 30 $325.00 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $328,000 $325,000 $325,000 $300,000 Debt Service @ 7%, 10 Years 30 $0 $0 $0 so $48273$46.273 $46,273 $46,273 $46,273 $46,273 $48,273 $46,273 $48,273 $46,273 $46,273 $46,273 $58,527 kWh /Gal 0 ) ° 0 0 100 102 104 106 109 WA W3 nS WT 119 124 124 128 Gal Fuel 0 ° ° 0 0 310038 «312.872 315,603 318,502 321,298 324,082 326,851 329,605 332,345 335,009 337,778 340,470 343,145 Fuel Cost $/Gal siz $127 $132 3137 $143 $148 $154 $161 $167 $174 $1.81 $1.88 $1.05 $2.03 $2.11 $2.20 $2.20 $2.38 Fuel Coat $0 $0 30 $0 SO $460 197 $482,977 $508,825 $531,788 «$557,016 $585,258 © $613.670 $043,805 «$875,123 $707,883 $742,149 $777,008 $815,463 Fuel Cost $/ewh 30 $0 $0 $0 so $0148 $0151 $0154 $0157 $0160 $0163 $0.106 $0.170 $0173 30.177 $0,161 $0185 $0,189 08M $0 $0 $0 30 SO $65784 = $69.842 $74,109 $78,593 $83,308 $88,257 $03,456 $08,014 $104,642 «$110,853 «$116,058 «$123,589 «$130,501 Other Non-FueiCost $0 $0 30 30 $0 $920,078 $977,786 $1,037,520 $1,100,309 $1,166,287 $1,235,508 $1,308,382 $1,384,704 $1,464,003 $1,549,141 $1,637,408 $1,729,970 $1,827,013 Replace at 10% of Cost $0 so $0 $0 $0 $32500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 $32,500 ‘$32,500 $32,500 ‘$32,800 $32,500 $39,000 Energy Storay System 30 $0 $0 30 $0 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 ‘$75,000 ‘$78,000 ‘$75,000 $75,000 $75,000 $75,000 $75,000 Debt Service © 7%, 10 Years $0 30 $0 $0 so $10678 = $10.678 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 $10,678 Replace and O8M 10% of Cost $0 0 30 30 $0 $7.500 ‘$7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 ‘$7,500 $7,500 $7,500 ‘$7,500 37,500 ‘Total Expense Turbine Generation so so 0 so $0 $1,543,910 $1,627,556 $1,715,405 $1,807,641 $1,004,480 $2,008,063 $2,112,658 $2,224,464 $2,341,700 $2,464,627 $2,503,485 $2,728,477 $2,885,683 kWh /Gal 104 105 107 108 109 ° 0 oO 0 0 ° 0 0 0 0 ° 0 o oO 0 Gal Fuel 104,185 108,314 108,462, 110,509 112,724 $0 so $0 $0 30 $0 $0 30 $0 $0 0 $0 $0 30 30 Fuel Cost $/Gal $1.63 $1.70 $1.76 $1.83 $1.91 $0 $0 % $0 30 $0 $0 30 30 $0 $0 $0 $0 30 $0 Fuel Cost $100,773 $180,223 $191,219 © $202,786 $214,051 $0 $0 30 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 30 30 Fuel Cost$/wh $0157 $0161 $0.165 $0.170 $0174 0 $0 $0 $0 $0 $0 $0 30 $0 $0 30 $0 $0 $0 $0 Variable Non-Fuel Costs $/kwh $0112 $0.116 $0121 $0.128 $0131 $0 $0 90 $0 30 $0 $0 $0 $0 $0 30 $0 $0 30 $0 Variable Non-Fuel Costs $108,111 $114,458 $123,370 $132,910 $143,087 0 $0 0 so 30 $0 $0 30 $0 $0 $0 $0 $0 $0 30 Fixed Non-Fuel Coats $/kwh $0.17 $0.17 $0.18 $0.19 $0.20 0 $0 30 $0 $0 $0 $0 $0 $0 $0 90 $0 $0 30 $0 Fbced Non-Fuel Costs: $159,108 $171,687 $185,000 $109,365 $214,631 0 $0 $0 $0 $0 $0 $0 30 30 $0 $0 $0 $0 30 $0 Total Non-FuelCost $265,276 $286,146 = $308,449 $332,275 $387,718 ” $0 0 30 $0 $0 $0 $0 $0 0 0 0 $0 $0 $0 Total Power Generation Expenses $435,049 $486,960 $409,088 © $595,061 $572,668 0 $0 $0 $0 30 $0 $0 so so $0 30 $0 $0 $0 30 Total Generation Expenses, $435,049 $408,900 $409,068 $535,061 $572,068 $1,543,010 $1,627,558 $1,715,405 $1,807,641 $1,004,400 $2,008,063 $2,112,658 $2,224,464 $2,341,709 $2,464,627 $2,503,465 $2,728,477 $2,885,683 $3,033,850 $3,180,018 3. Present Worth Expenses: PW Factor 1.000 0.968 0.034 0902 0.871 0.842 0734 0.709 0.685 0.062 0630 ose 0.507 0577 0557 0538 0.520 PW Total Cost $ $435,049 $450,508 $486,445 $482,504 $409,047 $1,200,031 $1,307,961 $1,422,135 $1,447,056 $1,472,113 $1,497,209 $1,522,602 $1,548,015 $1,573,520 $1,607,013 $1,633,307 $1,058,786 ‘Accumulated PW $435,049 $885,647 $1,352,002 $1,834,686 $2,333,734 $3,633,064 $9,076,080 $10,498,215 $11,045,271 $13,417,384 $14,014,683 $16,437,285 $17,085,300 $19,558,620 $21,106,742 $22,800,040 $24,458,835, Total Coste 4, Power Costs & PCE Payments 4a Power Costs ‘Ava Costhkwh $0168 $0201 $0208 $0215 $0561 $0672 $0584 $0.05 $0,608 $0621 90.634 $0648 $0062 $0676 $0707 so727 30.743 $0.760 PW Ava. Costhiwh $0,188 $0,188 30.188 $0,188 90.472 $0465 90.450 90.452 $0448 90.440 $0434 30.429 $0423 soaie $0.408 $0405 $0.400 $0.305 4.b. PCE Payments PCE Payment $/kwh $0.21 $0.22 $0.23 $0.24 $0.25 $0.28 $0.27 $0.28 30.20 $0.30 $0.31 $0.32 $0.33 $0.34 30.98 30.38 $0.30 30.40 PCE Payment $218,249 $251,238 $260,201 $288,485 $308,865 $330,478 $363,418 = $377,747 $403,547 $430,804 © $450,872 $400,571 $523,081 $557,501 $632,481 $673,262 $718,301 $761.993 PW PCE Payments $210,249 $234,834 $242,804 $251,308 $280,048 $288,642 $277,782 $286,008 © $208,005 $305,480 «$314,088 = $324,051 $334,480 $344,414 $364,756 $375,144 «$385,677 $396,355 ‘Accumulated PW PCE $218,249 $670,103 $621,996 $1,173,304 $1,433,442 $1,702,285 $1,080,088 $2,206,932 $2,583,027 $2,008,405 $3,183,483 $3,508,134 $3,842,505 $4,187,008 $4,906,278 $5,281,420 $5,067,097 $6,063,453 Payments Year 5. Waste Heat Recovery Avaliable Waste Heat For Sale (1,000,000 Btu) (Diesel Fuet Gel Equivalent) Capital Investment Debt Service @ 5%, 10 Years O8M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capttal investmentt Debt Service € 5%, 10 Years O&M at 2% of Investment Replacement € 5% on investment Total Expenses District Heating Total Expenses Waste Heat SSssss sesssss Waste Heat Sales ‘Net income. ss ©. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $435,040 PW Total Expenses $438,040 ‘Accumulated PW Total Expenses $435,040 Accumulated PW Savings From W.H. Sales 90 7. Power Costs & PCE Payments with Waste Heat Offset 7.0 Power Costs ‘Ava. Costviewh $0,188 PW Ava. Costfown 30.188 PCE Payment $/ewh $0.21 PCE Payments $218,240 PW PCE Payments $218,240 ‘Accumulated PW PCE Payments, $218,240 Accumulated PW of PCE Savings #0 g $0 9 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 %0 esesss sesssss 3 ss 90.201 90.188 $0.22 $251,230 $234,534 $679,103 Ssesss ssssess ss $535,061 $482,504 $1,834,688 $0.23 $260,301 $242,804 $021,096 0 Ssssss sessess 8 ss $572,068 $499,047 $2,333,734 0 $0215 $0188 $0241 $288,496 $251,308 $1,173,304 %0 2008 21,283 184078 ‘$50,000 90.475 $1,000 $5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,985 $18,480 $228,608 $210,237 $1,333,673 $1,122,017 $3,456,050 $177,014 90.177 $218,070 $184,374 $1,367,700 $75,074 90.076 2007 21,250 153088 $50,000 30.475 $1,000 $5,000 $12,475 $30,000 $3,085 $600 $1,500 $5,085 318,480 $237,710 $219,250 $1,408,306 $1,145,658, $4,002,308 $355,374 90.185 $230,746 $192,603 $1,550,362 $951,022 $0077 21,234 183868 $50,000, $0.475 $1,000 $5,000 $12,475 $30,000 $3,685 $1,500 $5,965 $18,400 $247,025 $228,565 $1,486,040 $1,168,643 $5,770,051 $535,024 $0,103 $268,704 $200,981 $1,781,343 $228,723 90817 $0303 90.202 $275,021 $200,638 $1,900,061 $308,081 30.078 $1,056,327 $1,215,208 $8,178,108 $907,071 so2it $297.470 $218,283 $2,170,144 $383,683 $0070 $12,475 $30,000 $3,685 ‘$600 $1,500 95.085 $18,400 $270,062 $258,401 $1,747,001 $1,238,050 90,417,058 $1,061,187 woe 90.383 90.220 $320,427 $227,187 $2,408,301 $462,108 21,122 153058 ‘$50,000 $8.475 $1,000 $5,000 $12,475 ‘$90,000 $3,885 $600 $1,500 $5,005 $18,400 $287,463 $200,002 $1,043,686 $1,282,804 $10,670,662 $1,285,400 90553 90.379 $0 230 $344,874 $236,220 $2,642,521 $540,062 90.081 2013 21,083 152772 $50,000 $6.475 $1,000 $5,000 $12,475 $30,000 $3,685 ‘$600 $1,500 $5,985 $18,460 $208,404 $270,043, $1,044,521 $1,286,652 $11,906,714 $1,450,670 $0506 $0375 $0240 $370,805 $245,452 $2,887,073 $620,162 2014 2015 20,990 182102 3,000 $12,475 $30,000, $3,885 $800 $1,500 $5,005 $18,400 $300.003 $321,337 $201,232 $302,677 $2,050,477 $2,161,751 $1,311,083 $1,335,400 $13,277,707 $14,613,288 $1,636,886 $1,623,007 $0579 $0 503 $0370 $0,308 30.250 $0201 $308,570 © $428,021 $254,853 $284,423 $3,142,626 $3,407,250 $000,769 $770,750 30.062" $0083 2018 20,937 181717 ‘$50,000 90.475 $1,000 $5,000 $12,475 $30,000 $3,685 $800 $1,500 $5,005 $18,400 $333,945, $314,684 $2,278,581 $1,360,064 $15,973,351 $2,011,049 $0007 $0.963 $0272 $459,919 $274,163 $3,081,413 $880,108 2017 20.870 151200 ‘$50,000 8.475 $1,000 $5,000 $12,475 $30,000 $3,685, ‘$600 $1,500 $5,085 $18,400 $345,723 $327,283 $2,401,214 384,704 $17,358,148 $2,200,683, $0622 $0350 $0,284 $402,576 $204,072 $3,005,484 $040,702 20.817 180847 $80,000, $7,770 $1,200 96,000 $14,970 $30,000 $3,085, $800 $1,500 $5,085 $20,055 $368,480 $397,524 $2,548,158 $1,410,644 $18,777,980 $2,388,753, $0642 30.358 200 $528,070 $204,744 $4,200,228 $1,021,192 90.085 2010 20.750 10363 $80,000 $7.70 $1,200 $6,000 $14,970 $30,000 $3,685, $1,500 $5,085 $20,055 $371,622 ($350,067 $2,683,183 $1,444,522 $20,222,511 $2,877,538 $0657 90.354 $0.08 $506,481 $304,971 $4,585,200 $1,101,008 $1,500 $5,085 $20,055 $385,158 $364,202 $2,624,816 $1,489,344 $21,001,855 $2,766,080 sos73 $0.350 $0321 $608,207 $315,360 $4,880,509 31,182,684 MARSHALL MicroTurbine -Diesel Fust Year 1. Load Requirements kWh Sales kWh Generated KW Demand 2, Turbine Generators: 100 kw 3. Expenses 3a Expenses Copital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fuel Fusl Cost $/Gal Fuel Cost Fusl Cost $/ewh 08M Other Non FuelCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh (Gal Gal Fust Fusl Cost $/Gal Fuai Cost Fual Cost$/wh Variable Non-Fusl Costs $/kwh Variable Non-Fusi Costs Fixed Non-Fusl Costs S/wh Foxed Non-Fusl Costs Total Non-FueiCost Total Power Generation Expenses: Total Generation Expenses 3b. Present Worth Expenses PW Factor PW Total Cost $ Accumuated PW Total Costs 4 Power Costs & PCE Payments: 4.0 Power Costs ‘Avg Costikwh PW Avg. Costhwh 4b. PCE Payments PCE Payment $/ewh PCE Payment PWPCE Payments Accumuated PW PCE Payments Sys Losses 1999 = Sys. Losses 2020 = Load Factor ' 15.00% 6.00% os Avg. Eligible PCE kwh Sold as % of Total = 2001 2002 944,643 966.011 1,080,042 1,101,253 247 251 ° ° SSSEESESES OOo SE BSESBESESESSOOSS 10.4 10.5 104,155 108,314 $163 $1.70 $169,773 $180,223 90.157 $0.161 $0112 $0.116 $108,111 $114,458 $0.17 $0.17 $159,168 $171,687 $265,276 $286,146 $435,049 $466,360 $435,049 $466,360 1,000 0.066 $435,049 $450,506 $435,049 $885,647 90.461 $0.483 90.461 $0468 9.20 9021 $109,579 $115,979 $109,579 $112,057 $109,579 $221,636 2003 967,617 1,122,591 256 ° SESBESEEE EROS 0.934 $408,445, $1,352,092 90.508 $0472 $0.21 $122,723 $114,564 $336,190 kWhigal year 2005 = kWhigal year 2020 = Tubine Generation Installed Costikw 58% Avg. PCE per kwh sold = 2004 1,009,460 1,144,055 21 ° SSSESEEESR 08S 90.128 $132,910 90.19 $199,365 $332,275 $535,061 $535,061 0.902 $482,504 $1,634,686 0.530 90478 $0.22 $129,628 $117,097 $453,297 2005 1,031,541 1,165,641 286 SEBESEEESB OOS 0.871 $499,047 $2,333,734 90.565 90.484 $0.23 $137,311 $119,659 $572,956 2008 1,053,850 4,187,348 2m $325,000 $46,273 10.0 118,735 $1.39 $164,683 90.139 $25,193 sak ga? $10.878 Bs 38 BESEBESEEEO 90.607 $0511 $0.24 $145,192 $122,248 $695,203 10 Est. Year 2001 Fusi Cost $/gat $1.14 Fuel Inflaction Factor 40% Waste Heat Capital invest per KW 13 General Inflation Factor 30% Est. 2001 Fixed Non-Fuel Cost $/kwh $0.28 Discount Rate 35% ‘Hot Water Waste $650 Variable Non-Fusl Cost $/kwh ‘Heat Boller = $100 02 (.@. Turbine O&M) $0.020 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 218 2019 2020 1,076,414 1,099,208 1,122,238 1,145,503 1,169,008 1,209,172 1,231,111 1,253,164 1,275,327 1,297,599 276 281 286 a 296 ‘500 500 500 500 500 $325,000 $325,000 $325,000 $325,000 $325,000 $46,273 $46,273 $48,273 $46,273 $46,273 10.2 10.4 106 10.9 1401 118,380 118,052 117,747 117,464 117,202 $1.44 $1.50 $1.56 $1.62 $1.69 $170,759 $177,097 $183,705 $190,505 $197,777 90.141 90.144 90.147 90.149 90.152 $26,426 $27,713 $20,055 $30,456 $31,018 $369,962 $367,975 $406,773 $426,386 $446,847 $32,500 $32,500 $32,500 $32,500 $32,500 $75,000 $75,000 $75,000 $75,000 $75,000 $10,678 $10,678 $10678 $10878 $10,678 $7,500 ‘$7,500 ‘$7,500 ‘$7,500 ‘$7,500 $064,099 $689,736 $716,484 $744,388 $773,403 ° 0 0 0 ° 0 $0 0 $0 0 0 $0 0 $0 0 0 0 0 $0 0 0 0 0 0 9 2 0 ss 0 cd 0 $0 0 90 90 9 0 9 0 9 0 0 0 0 0 % 0 rd 0 90 $0 $0 2 0 Co $664,099 $680,736 $716,484 $744,388 $773,403 0814 0.768 0.750 0734 0.700 $540,245 $542,126 $544,108 $546,180 $548,343 $3,412,447 $3,954,573 $4,498,679 $5,044,859 $5,593,203 90617 $0627 90.638 $0650 $0.662 $0,502 90.493 90.485 $0477 $0.469 $153,490 $162,226 $171,421 $181,100 $191,284 $124,064 $127,508 $130,179 $132,878 $135,605 $820,087 $047,575 $1,077,754 $1,210,633 $1,346,238 1,192,750 1,216,729 1,240,946 1,265,309 1,200,091 1,315,019 1,340,185 = 1,365,588 1,301,229 1,319,977 1,342,458 1,385,041 1,387,721 1,410,499 1,433,371 1,456,334 1,479,387 1,502,527 301 cd 32 nT 32 a7 2 338 M3 500 500 ‘500 500 500 500 600 00 600 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $390,000 $390,000 $390,000 $46,273 $46,273 $48,273 $46,273 | $46,273 $46,273 $55,527 $55,527 $55,527 11.3 11.5 W7 1.9 12.4 124 126 128 13.0 116,980 116,735 116,528 9 116,336) 116,159 115,905 115,845 116,708 115,579 $1.75 $1.63 $1.00 $1.97 $2.05 $2.14 $222 $2.31 $2.40 $205,262 $213,063 $221,191 $220,660 $238,483 $247,673 $257,246 $267,216 $277,599 90.156 90.159 90.162 90.165 90.169 90.173 90.177 90.181 90.185 $33,442 $35,032 $36,600 $38,419 $40,221 $42,009 $44,057 $46,007 $48,222 $468,190 $490,449 $513,680 $537,860 $563,090 $580,387 $816,704 $645,354 $675,112 $10,678 $10,678 + $10678 $10678 $10,678 $10678 $10,678 $10,678 $10,678 ‘$7,500 ‘$7,500 $7,500 $7,500 ‘$7,500 $7,500 $7,500 $7,500 $7,500 $803,845 $835,495 $868,492 $902,890 $938,744 $976,110 $1,090,802 $1,071,372 $1,113,639 o 0 ° ° 0 0 0 ° o 0 $0 0 $0 0 % 0 0 0 90 cu 9 so $0 9 90 *” 90 9 $0 $0 so 0 0 30 co 90 0 $0 0 0 0 0 #0 0 $0 $0 0 0 a *” 0 x0 0 $0 0 0 30 $0 0 9 9 9 0 0 #0 Co $0 *” 9 $0 $0 $0 #0 #0 0 $0 0 #0 0 90 9 9 90 0 $0 90 *” $0 cu 0 9 0 0 0 0 #0 0 2 0 $803,845 $835,495 $868,492 $902,800 $938,744 $976,110 $1,030,802 $1,071,372 $1,113,639 0.685 0.662 0.639 0618 0.587 0677 0.557 0.538 0.520 $550,500 $552,916 $555,318 $557,789 $560,328 $562,028 $574,367 $578,785 $579,268, $6,143,783 $6,696,709 $7,252,027 $7,809,816 $8,370,144 $8,933,072 $9,507,439 $10,084,224 $10,663,490 90.674 90.687 $0.700 90.714 90.728 90.742 90.769 90.785 $0.800 $0.462 90454 90.447 90.441 90.434 90.428 90.429 9.422 90.416 $0.29 $0.30 $0.31 $0.32 904 90.36 $0.36 $0.37 $0.38 $202,000 $213,273 $225,131 $237,602 $250,717 $264,508 $279,003 $294,242 $310,258 $138,350 $141,141 $143,950 $146,786 $149,651 $152,542 $155,461 $158,408 $161,363 $1,484,597 $1,625,737 $1,769,687 $1,916,473 $2,086,124 $2,218,666 $2,374,128 $2,532,536 $2,693,918 Year 2001-2002 2003 2004 2005 2008 2007 2008 2008 2010 2011 2012 2013 2014 2018 2016 2017 2018 2019 2020 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) 0 so #9 0 $0 81438040 7,940 7,842 7,788 7,851 7,588 7.487 7.377 7,288 72000 7,113 7,028 6.043 6.859 (Diesel Fun! Gal Equvalert) 0 90 0 0 $0 50008 5826457538 «58827 5812085444 «54770 «S107 53454 «52810 5217451846 50028 60312 49704 Capital Investment $0 *” 9 0 $0 $50,000 $50,000 $50,000 $80,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $80,000 $80,000 $60,000 Debt Service @ 5%, 10 Yeors ” 0 0 9 $0 $6475 $8475 $8475 $847BSBA7S «$8475 SB ATS | SBATS «$8475. $BATS$BATS BATS $7,770 = $7,770 ~—s$7,770 8M at 2% of Investment 0 *” 0 $0 $0 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $4,000 $1,000 $1,000 $1,000 $1,200 $1,200 = $1,200 Replacement at 10% of Investment *° *” #0 so $0 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $8,000 $8,000 $8,000 Total Expenses Heat Recovery *° 0 0 9 $0 $12,475 $12,475 $12,475 $12,475 $12,475 $12,475 $12,475 $12,475 $12,475 «$12,475 «$12,475 $12,478 $14,970 $14,970 $14,970 District Heating System Capital Invest mentt 2 0 $0 0 $0 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $20,000 $30,000 $30,000 $30,000 $30,000 $20,000 $30,000 $30,000 $20,000 Debt Service @ 5%, 10 Years $0 90 #0 $0 $O $3,885 $3885 $3,885 «$3,885 $3,885 «= $3,885 $3,885 «$3885 «= $3885 «= $3885 = $3885 $3885 3885 | $3,885 = $3,885, 08M at 2% of Investment #0 90 #0 9 30 $600 $600 $600 ‘$600 $600 $800 $600 $800 $800 ‘$800 $e00 $600 $600 $600 $se00 Replacement @ 5% on Investment 90 0 90 9 $0 $1,500 $1,500 «$1,500 $1,500 «$1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,800 $1,500 $1,500 81,500 Total Expenses District Heating $0 90 #0 0 $0 $5,985 $5,085 $5985 $5,085 $5,085 $5,085 $5,085 $5,985 $5,085 $5,085 $5,085 $5,085 «$5,085 «= $5,085 $5,085 Total Expenses Waste Heat 0 0 9% eo) $0 $18,460 $18,480 $18,460 $18,460 $18,460 $16,460 $18,460 $18,480 $18,460 $18,400 $18,460 $18,460 $20,055 $20,955 $20,055 Waste Heat Sales Net Income 2 0 *° *” $0 $81,840 $84,044 $88,317 $88,650 $01,073 $03,500 $08,120 $08,755 $101,465 $104,252 $107,117 $110,081 $113,088 $116,191 $119,379 0 $0 0 so $0 $63,380 $85,584 $67,856 $70,109 $72,613 $75,100 $77,660 $80,204 $83,005 $85,702 $88,657 $01,601 $02,190 $05,208 $98,424 Total Generation Expenses Minus Net Income from Waste Hest Sales Total Expenses $435,049 $466,380 $499,668 $535,081 $572,668 $576,151 $508,515 $621,879 $646,285 $671,775 $008,903 $726,186 $755,200 $785,488 $817,008 $850,087 $884,509 $938672 $976,136 $1,015,215 PW Total Expenses $435,049 $450,598 $406,445 $482,504 $499,047 $485,104 $486,803 $488,702 $400,708 $492,002 $405,104 $497,208 $400,779 $502,244 $504,788 $507,409 $510,102 $523,031 $825,514 $528,070 Accumuated PW Total Expenses $436,049 $885,647 $1,362,002 $1,834,686 $2,333,734 $2,818,638 $3,205,730 $3,794,522 $4,285,318 $4,778.20 $5,273,324 $5,770,721 $6,270,500 $6,772,745 $7,277,833 $7,784,942 $8,205,044 $8,818,075 $0,343,589 $0,871,659 Accumulated PW Savings From W. H. Sales 0 0 0 90 $0 $53,384 $108,717 $160,051 $213,961 $288,639 $319,670 $373,072 $428,200 $470,282 $522,283 $585,201 $638,028 $680,964 $740,635 $791,831 7. Power Costs & PCE Payments. with Waste Heat Offset 7.8. Power Coste Avg. Costfnwh $0461 $0483 $0.50 $0530 $0555 $0547 $0556) S588 §=— $0.78 «$0588 = $0507 $0609 SURZ1 = $0633 $05 = $0659) $0673. «$0700 = $0715 = 80.730 PWAvg. Costfcwh $0461 $0408 $0472 $0478 «= $0484 $0400 $0482 $0445 «$0437 $0490 $0424 $0417 $0411 «$0405 $0.09 $0303 $0388 0300 $0385 80,380 7.b PCE Payments PCE Payment $itwh $020 $021 $021 $022 $0230 $0180 $0188 $0198 $0204 $0212 $0221 802% $0240 $0249 $0250 $0270 $0281 $024 $035 $0317 PCE Payments $109,579 $115,979 $122,723 $129,828 $137,311 $110,269 $117,363 $124,837 $132,742 $141,000 $149,904 $159,209 $169,031 $179,308 $100,331 $201,867 $214,034 $228,239 $241,768 $256,027 PWPCE Payments $109,570 $112,057 $114,564 $117,097 $119,650 $02,844 $05,467 $98,121 $100,808 $103,522 $108,270 $109,050 $111,862 $114,706 $117,583 $120,492 $123.435 $127,178 $130,158 $133,174 Accuraiated PW PCE Payments $109,570 $221,698 $336,199 $453,297 $572,058 $085,709 $761,208 $850,387 $060,193. $1,083,715 $1,160,085 $1,270,034 $1,300,808 $1,505,602 $1,623,185 $1,743,678 $1,867,113 $1,004,288 $2,124,448 $2,257,619 Accumulated P.W of PCE Savings 0 0 %0 0 $0 $29,404 $58,801 $88,188 $117,682 $146,018 $178,263 $205,562 $234,841 $264,085 $203,288 $322,446 $351,554 $379,639 $408,000 $436,200 8. Potential Rate Reduction. kwh From Sales of Waste Heat Lo $0 90 $0 ‘$0.000 ‘$0060 90.081 $0,062 ‘$0.063 90.063 $0.084 90.065 ‘$0.068 $0.087 90.088 $0.089 90.070 $0.089 90.070 $0071 MEKORYUK MicroTurbine -Diesel Fust Year 1. Load Requirements kWh Sales kWh Generated KW Demand 2, Turbine Generators 100 kw 3. Expenses 3.0 Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh Gal Gai Fust Funl Cost $/Gal Fuel Cost Fusl Cost $/kwh 08M Other Non-FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh (Gal ‘Gal Fuai Fual Cost $/Gai Fuel Cost Fusl Cost$/kwh Variable Non-Fusl Coste $/kwh Variable Non-Fusl Costs: Fiwd Non-Fusl Costs $/wh Fixed Non-Fusl Costs Total Non-FustCost: Total Power Generation Expenses Total Generation Expenses 3.b. Present Worth Expenses PW Factor PW Total Cost $ Accumuated PW Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs ‘Avg. Costtewh PW Avg. Costhkwh 4b. PCE Payments. PCE Payment $/kwh PCE Payment PWPCE Payments ‘Accumulated PW PCE Payments kWhigal year 2005 = kWhvgal year 2020 = Tubine Generation Installed Cost/kw 45% Avg. PCE per kwh sold = Sys Losses 1999 = 15.00% Sys. Losses 2020 = 8.00% Load Factor . Os Avg. Eligible PCE kwh Sold as % of Total = 2001 2002 2003 776,837 788,997 801,248 888,184 899,457 910,752 203 205 208 ° ° o $0 $0 0 0 $0 0 ° ° 0 ° 0 ° $1.27 $1322 $1.37 0 $0 $0 0 0 $0 a $0 0 #0 $0 90 $0 $0 9% $0 $0 $0 $0 $0 90 $0 0 #0 $0 $0 0 104 10.5 10.7 104,155 106,314 108,462 $1.63 $1.70 $1.76 $169,773 $180,223 $191,219 $0.187 $0161 90.165 90.112 $0.116 90.121 $108,111 $114,458 $123,370 $0.17 90.17 $0.18 $150,166 $171,687 $185,080 $265,276 $286,146 $308,449 $435,049 $466,360 $499,668 $435,049 $466,360 $499,668 1.000 0.966 oss $435,049 $885,647 $1,352,002 $0560 $0501 90.624 $0.560 $0.571 90.582 $0.20 $0.21 $0.21 $69,915 $73,495 $77,240 $69,915 $71,010 $72,112 $69,915 $140,925 $213,037 2004 813,590 922,069 211 ° SESESESESB0OSE 90.170 $0.128 $132,910 $0.19 $199,365 $392,275 $535,061 0.902 $482,504 2005 626,023 933,406 213 ° BSSSEBSEESESOOo8S 0.871 $499,047 $1,834,686 $2,333,734 90.658 $0.583 $0.22 $81,184 $73,223 $266,260 $0.693 $0,604 $0.23 $85,309 $74,342 10 13 ‘$650 02 2008 2007 2008 638,546 851,160 863,865 944,762 956,136 967,520 216 218 Zz 500 $00 500 $325,000 $325,000 $325,000 $46,273 $46,273 $46,273 100 102 10.4 94,478 = 93,008 92,777 $155 $1.61 $1.67 $145,980 $150,423 $155,052 90.155 90.157 90.160 $20,046 $20,606 $21,779 $280,643 $292,543 $304,909 $75,000 $75,000 $75,000 $10,678 $10,678 = $10,678 $7,500 $7,500 ‘$7,500 $543,620 $560,813 $578,601 ° 0 ° 0 #9 #0 $0 90 #0 0 9 #0 $0 9” 0 9 90 0 0 90 $0 so 9 $0 $0 $0 90 90 0 $0 $0 0 0 $543,620 $560,813 $578,601 0.842 0814 = 0.788 $457,714 $456,222 $454,846 $2,701,447 $3,247,669 $3,702,515 $0.648 $0.659 ‘0.670 $0546 $0596) $0.827 $0.24 $0.25 90.25 $89,634 $94,166 $06,917 $75,469 $76,604 ($77,748 $436,072 $512,676 $590,424 Est. Year 2001 Fusl Cost $/gal $1.27 Est 2001 Fixed Non-Fusl Cost $/kwh 90.28 Variable Non-Fusl Cost $/wh (Le. Turbine O&M) ‘0.020 2008 2010 2011 2012 876,660 889,546 = 902,522 915,589 978,937 990,361 1,001,799 1,013,252 m4 228 2 2 500 500 500 500 $325,000 $325,000 $325,000 $325,000 $46,273 $46,273 $46,273 $46,273 106 10.9 14.1 11.3 91,061 91,217 90,485, 09,782 $1.74 $1.81 $1.88 $1.06 $159,870 $164,885 $170,104 $175,533 $0.163 90.168 $0.170 90.173 $22,007 $23,651 $24,642 $25,671 $317,760 $331,112 $344,084 $359,396 $75,000 $75,000 $75,000 $75,000 $10,678 $10,678 $10,678 $10,678 ‘$7,500 ‘$7,500 $7,500 ‘$7,500 $507,278 $616,509 $636,681 $857,551 0 ° o ° 90 0 0 $0 0 0 $0 0 90 0 0 90 90 0 $0 0 9 0 $0 0 9 0 $0 0 so 0 $0 $0 0 $0 $0 0 0 90 $0 #0 * $0 $0 Cy $507,278 $616,500 $636,681 $657,551 0.750 0.734 0.709 0.685 $453,580 $452,418 $451,355 $450,387 $4,156,095 $4,608,513 $5,050,868 $5,510,255 90.681 $0.603 90.705 $0.718 90.517 90.509 $0,500 $0.492 $0.26 $0.27 $0.28 $0.29 $103,895 $100,112 $114,579 $120,308 $78,690 © $80,050 $81,227 $82,403 $669,323 $749,382 $830,609 $913,012 Fuel Inflaction Factor General Inflation Factor Discount Rate 2013 2014 2015 928,747 941,008 955,335 1,024,718 1,036,198 1,047,684 234 237 239 500 500 500 $325,000 $325,000 $325,000 $46,273 $48,273 $46,273 11.5 W7 11.9 69,108 88,456 «87,830 $203 $2.11 $2.20 $181,180 $187,052 $193,158 $0177 $0181 $0.184 $26,740 $27,851 $29,005 $374,367 $380,917 $406,067 $32,500 $32,500 $32,500 $75,000 $75,000 $75,000 $10,678 $10,678 $10,678 ‘$7,500 $7,500 ‘$7,500 $679,238 $701,771 $725,181 ° ° 0 $0 $0 $0 $0 90 $0 $0 90 90 90 co $0 0 0 $0 0 $0 #0 $0 0 so $0 $0 #0 $0 so a 0 0 $0 $679,238 $701,771 $725,181 oe 60889618 $449,508 $448,716 $448,003 $5,959,763 $6,408,479 $6,856,482 90.731 90.745 90.759 $0484 = $0.478 = $0.469 $0.20 $0.31 $0.32 $128,308 $132,582 $139,176 $83,587 $84,780 $85,980 $996,600 $1,061,379 $1,167,350 40% Waste Heat Capital Invest per KW 3.0% 3.5% Hot Water Waste Heat Boiler = $100 2016 2017 2018 2019 2020 968,765 962,285 995,807 1,009,508 1,023,301 1,059,183 1,070,601 1,082,208 1,083,731 1, 105,262 242 244 247 250 252 500 $00 600 600 600 $48,273 $46,273 $55,527 $55,527 $55,527 124 124 128 128 13.0 87,227 = 88.645 86,085 85,543 85,020 $2.29 23% $2.47 $2.57 $2.68 $199,505 $206,102 $212,959 $220,084 $227,488 90.188 90.192 $0.197 $0.201 $0.208 $90,203 $31,447 $32,730 $34,080 $35,472 $422,840 $440,257 $458,342 $477,119 $498,614 $10678 $10,678 $10.678 $10,678 $10,678 $7,500 ‘$7,500 ‘$7,500 ‘$7,500 ‘$7,500 $749,499 $774,757 $816,746 $843,080 $872,280 ° ° ° ° ° 9 9 0 $0 0 90 #0 Po 2 0 $0 cu $0 #2 2 9 0 co #0 #0 90 0 0 2 0 0 $0 0 a 0 #0 0 co 2 0 0 $0 $0 9 90 9 0 $0 $0 $0 9 0 0 20 #0 $749,499 $774,757 $816,746 $843,989 $872,280 0597 «= (OS77—(O887 0.538 0.520 $447,309 $446,007 $455,004 $454,371 $453,722 $7,303,851 $7,750,658 $8,205,752 $8,660,123 $9,113,644 90.774 90.769 $0.620 90.836 90.852 90.462 90.455 90.457 90.450 90.443 $0.34 $0.35 $0.36 90.37 $0.38 $146,072 $153,204 $160,858 $168,779 $177,072 $87,189 $88,408 = $89,631 $90,864 $92,105 $1,254,548 $1,342,054 $1,432,585 $1,523,449 $1,615,554 Year 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diesel Fue! Gal Equvalert) Capital Investment Debt Service @ 5%, 10 Yeers O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Saies Net Income: ¢. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses PW Total Expenses Accumulated PW Total Expenses Accumuiated PW Savings From W. H. Sales 7. Power Costs & PCE Payments: with Waste Heat Offset 7. Power Costs ‘Avg. Costikwh PWA\g. Costxwh, 7.b PCE Payments PCE Payment $/ewh, PCE Payments PWPCE Payments Acoumuated PW PCE Payments Accumuated P.W of PCE Savings 8. Potential Rate Reduction. kwh From Sales of Waste Heat 2001 2002 2003 2004 2005 $0 $0 #0 30 $0 $0 $0 $0 0 $0 $0 0 9 Co $0 0 0 $0 90 $0 $0 $0 $0 0 $0 cy $0 9% #0 0 90 $0 #9 0 0 $0 co $0 0 $0 $0 $0 $0 0 $0 $0 $0 $0 $0 0 0 90 $0 9 0 #0 0 so 9 #0 0 $0 0 $0 0 #9 0 0 90 $0 $0 so $0 0 $0 $435,049 $466,309 $499,668 $535,061 $572,668 $435,049 $450,598 $466.445 $462,594 $499,047 $435,049 $885,647 $1,352,002 $1,634,686 $2,333,734 $0 0 $o so $0 $0.560 $0.591 $0624 90.658 $0.693, $0.560 $0.571 $0.582 $0.593 $0,604 $0.20 $0.21 $0.21 $0.22 90.230 $69,915 $73,495 $77,249 $81,184 $85,309 $69,915 $71,010 $72,112 $73,223 $74,342 $69,915 $140,925 $213,037 $286,280 $360,603 0 $0 $0 $0 0 0 0 0 so ‘$0,000 2006 = 07 2008 6,479 46951 $50,000 $6,475 ‘$1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 ‘$600 $1,500 $5,985 $18,460 $72,546 $54,085 $489,535 $412,175 $2,745,909 $45,538 90.584 90.492 $0.176 $66,512 $56,002 $416,604 $19,468 0.064 6,358 46072 $50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,088 $18,460 $74,035 $55,575 $505,230 $411,012 $3,156,021 $90,748 $0504 $0.483 $0.184 ‘$70,408 $57,277 $473,881 $38,795 $0,065 6,240 45219 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 ‘$600 $1,500 $5,985 $18,460 $75,572 $57,111 $521,580 $409,957 $3,566,878 $135,637 $0.604 $0.475 $0.192 $74,502 $58,558 $592,439 $57,985 $0.068 6126 ‘$50,000 $8,475 $1,000 $5,000 $12,475 ‘$30,000 $3,685 $1,500 $18,460 $77,186 $58,606 $538,582 ‘$409,005 ‘$3,975,663 $180,212 $0614 ‘$0.467 ‘$0.200 ‘$78,603 $50,844 $592,263 $77,040 ‘$0.067 2010 6,015 ‘$50,000 $8,475 $1,000 $5,000 $12,475 $30,000 $3,885 $1,500 $5,985 $18,460 $78,789 $60,328 $556,271 $406,153 $4,384,037 $224,478 $0625 90.459 $0.208 $83,322 $61,136 $653,419 $95,064 $0,068 5,907 ‘$50,000 98,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 $1,500 $18,460 $80,469 $62,008 $574,672 $407,396 $4,701,432 $268,438 $0.637 90.451 $0.217 $88,070 $62,434 $715,653, $114,756 2012 $50,000 $6,475 ‘$1,000 ‘$5,000 $12,475 $30,000 $3,885 ‘$1,500 $5,985 $18,460 $82,199 $63,738 $593,813 $408,730 $5,198,162 $312,093 $0.649 90.444 90.226 $93,058 ‘$63,740 $779,583 $133,420 $0.070 2013 5,600 41301 ‘$50,000 $8,475 $1,000 $5,000 $12,475 $30,000 $3,685 $1,500 $5,965 $18,460 $63,977 $85,517 $613,722 $406,151 $5,604,313 $355,450 $0.661 90.437 $0.238 $98,296 $65,052 $844,645 $151,985 $0071 2014 5,600 $50,000 $8,475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 $1,500 $5,985 $16,460 $85,805 $67,344 $634,427 $405,655 $6,009,968 $398,511 90.673 90.431 $0245 $103,802 $66,371 $911,016 $170,363, $0071 ‘$50,000 $6,475 $1,000 ‘$5,000 $12,475 $30,000 $3,685 $1,500 $5,985 $18,460 $87,682 $655,959 $408,230 $8,415,208 $441,275 90.687 $0.424 90.255 $100,583 $67,690 $978,715 $188,645 $0.072 2016 2017 5,407 5,314 30179 38504 $50,000 $50,000 $6,475 98,475 $1,000 ‘$1,000 ‘$5,000 ‘$5,000 $12,475 $12,478 $30,000 $30,000 $3,885 $3,885 ‘$600 ‘$600 $1,500 $1,500 $5,985 $5,065, $18,460 = $18,460 $89610 $01,588 $71,150 $73,128 $678,349 $701,629 $404,900 $404,634 $6,820,108 $7,224,741 $483,743 $525,916 $0.700 90.714 90.418 $0.412 $0.265 $0276 $115,655 $122,032 $69,034 $70,377 $1,047,748 $1,118,125 $206,800 $224,829 90.073 90.074 2018 8,222 ‘37843 ‘$80,000 $7,770 $1,200 ‘$6,000 $14,970 $30,000 $3,885 $1,500 $5,985, $20,955 $93,617 $72,662 $744,064 $414,606 $7,639,348 $0747 $0416 $0.290 $129,795 $72,322 $1,190,447 $242,138 $0.073 5133 37196 $60,000 $7,770 $1,200 ‘$6,000 $14,970 ‘$30,000 $3,685 $1,500 $5,965 $20,958 $96,608 $74,742 $769,247 $414,133. $8,053,480 $808,642 $0,762 $0.410 $0.301 $136,626 ‘$73,662 $1,264,109 $259,340 $0.074 5,046 ‘$80,000 $7,770 $1,200 ‘$8,000 $14,970 ‘$30,000 $3,885 $1,500 $5,085 $20,085 $97,830 $76,874 $795,408 $413,735 $8,467,215 $646,629 9777 $0.404 $0313 $144,209 $75,011 $1,399,120 $278,434 $0.075 Mt. Village MicroTurbine -Diesel Fue! 3m Expenses Capital Cost Turbine Generation Debt Service € 7%, 10 Years kWh /Gal Gal Fuel Fuel Coat $/Gal Fuel Cost Fuel Cont $/kwh 08M ‘Other Non-FustCost Replace at 10% of Cost Energy Storny System Debt Service € 7%, 10 Years Replace and O&M 10% of Cost ‘Total Expense Turbine Generation kWh /Got Gat Fust Fust Coat $/Gat Fual Cost Fusl Costs cwh Variable Non-Fuel Costs $/kwh Variable Non-Fuel Costs Feed Non-Fuel Costs $/kwh Foved Non-Fuel Costs: Total Non-FusiCost Total Power Generation Expenses Total Generation Expenses 3b. Present Worth Expenses PW Factor PW Total Cost $ ‘Accumulated PW ‘Total Coste 4, Power Costs & PCE Payments 4a Power Costs ‘Ava. Costewh PW Ava. Costhkwh 4b PCE Payments Sys Losses 1990 = ‘Sys. Losses 2020 Load Factor ‘Ava, Eligible PCE kwh Sold as % of Total = 2001 2,352,634 2,680,645 614 10.4 104,155 $1.63 $169,773 30.157 $0112 $106,111, $0.17 $159,106 $435,049 $435,049 1.000 $435,040 $435,040 $0,185 $0,185 $0.23 $243,408 $243,498 $243,498 2002 2,409,318 2,748,623 627 3 SESSEESESSOoSE 108,314 $1.70 $180,223 $0161 $0118 $114,458 $0.17 $171,687 $206,148 $400,360 $450,598 $885,647 15.00% 8.00% 08 kwhigal year 2005 = kwhiaal year 2020 = ‘Tubine Generation Installed Costiew = 45% Ava PCE per kwh sold = 2003 2004 2005 2,408,676 2,524,700 2,583,417 2,803,788 © 2.881.337 2.919.261 640 653 666 ° ° 0 0 $0 $0 $0 $0 $0 ) 0 0 0 0 0 122 $127 $132 30 $0 30 $0 $0 $0 30 $0 $0 30 $0 $0 $0 $0 $0 %0 $0 $0 0 $0 $0, 30 $0 $0 %0 so so 109 192,724 $1.91 $214,051 $0174 $0131 $143,087 $0.20 $214,631 $387,718 $572,668 $572,008 0871 $499,047 $2,333,734 $0203 $0212 0222 $0160 $0191 30.193 $0.25 30.26 $0.28 $273,405 $280,716 $308,828 $255,901 $261,907 $267,364 $748,163 $1,009.470 $1,276,854 2006 2,642,790 2,077,554 esssssssssa 3 3 $1,224,200 ‘$3,557,043 90.550 90.463 90.27 $324,067 $273,530 $1,550,384 10 3 $650, 023 2,702,856 3,036,208 603 ‘$325,000 $46,273 102 297,251 $143 $425,013 $0140 $60,355 $928,909 $32,600 ‘$75,000 $10,678 ‘$7,500 $1,617,288 SSSSSESESSO s : oe $1,234,315 $4,702,287 90.561 $0457 $0.28 $343,870 $279,746 $1,830,129 2,763,587 3,098,217 707 SSSESESESS. a g 0766 $1,244,541 $6,036,700 $0573 $0450 90.20 $963,012 $206,031 $2,116,161 Est. Year 2001 Fuel Cost S/gal Est 2001 Fred Non Fuel Cost S/kwh = Variable Non-Fuel Cost $/kwh (1.0 Turbine O&M) 2008 2010 2011 2,024,093 2,887,074 2,949,830 3,154,976 3.214.278 3,274,311 720 74 748 600 500 500 $325,000 $325,000 $328,000 $46,273 $40,273 $4,273 108 10.9 WA 296,403 296,052 295,744 $1.55 3161 $1.67 $458,382 $476,153 $404,684 $0145 $0148 90.151 $73,140 $76,760 $80,640 $1,023,965 $1,074,844 $1,127,557 $32,500 $32,500 $32,500 $75,000 $78,000 $78,000 $10,678 $10,678 $10,678 $7,500 $7,500 $7,500 $1,062,439 $1,724,507 $1,709,732 o 0 0 $0 30 $0 90 $0 $0 90 30 $0 $0 $0 $0 0 $0 $0 0 $0 $0 $0 $0 $0 30 $0 90 $0 $0 0 $0 $0 0 $1,652,439 $1,724,507 $1,709,732 0759 0734 0.709 $1,254,081 $1,285,325 $1,275,004 $7,201,680 $8,557,004 $9,632,068 90.585 $0.607 90.610 30.444 $0438 $0433 $0.30 $0.31 $0.32 $385,018 $407,250 $430,606 $202,367 $208,812 $905,307 $2,408,647 $2,707,380 $3,012,067 $1.13 ‘$325,000 $48,273 "3 (205,477 $1.74 $514,008 $0,154 $84,485 $1,182,794 $32,600 $75,000 $325,000 $46,273 19 204,804 $1.96 $577,047 $0,104 $07,385 $1,363,307 $32,500 $75,000 SSSSSSEESSO 8 2 g 0618 $1,318,629 $15,043,368 $0608 s04tt $0.37 $537,385 $331,008 $4,300,245 40% 3.0% 3,273,728 3,670,276 617 SESSESEESSO 8 § a 0807 $1,320,737 $16,373,105 0681 90.408 $0.39 ‘$567,000 $336,631 $4,630,076 SSSSSSSEESO 8 8 a 0877 $1,340,608 $17,713,603 $0008 $0401 $0.40 $500,517 $345,745 $4,984,821 $0716 30.309 $041 $633,034 $352,729 $5,337,850 2019 3,476,162 3,705,842 $390,000 $55,527 128 204,535 $220 $674,242 $0.179 $197,341 $1,842,777 90.733 $0.43 $908,203 $350,783 $5,097,333 $100 3,844,000 3,628,580 874 SSSSssssssa 8 g 3 0.520 $1,362,042 $21,827,572 $0750 $0,300 $0.44 $705,378 $366,906 96,084,239 3 Year 5. Weste Heat Recovery Avaliable Waste Heat For Sele (1,000,000 Btu) (Diese! Fue! Gal Equivalent) Capital Investment Debt Service € 5%, 10 Years 8M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capttal Investmentt Debt Service € 5%, 10 Yeers 08M at 2% of Investment ©. Total Generation Expenses Minus Net income from Waste Heat Sales. Total Expenses. $435,040 PW Total Expenses $435,040 Accumulated PW Total Expenses $435,040 Accumulated PW Savings From W.H. Sales $0 7. Power Costs & PCE Payments with Waste Heat Offset Ta Power Costs ‘Ava Costikwh 0.185 PW Ava Costiewh $0,185 7 PCE Payments PCE Payment $/cwh $0.23 PCE Payments $243,498 PW PCE Payments $243,498 ‘Accumulated PW PCE Payments $243,498 Accumulated P W of PCE Savings 90 8. Potential Rate Reduction.kwh From Sates of Waste Heat 0 3 ssssss sesssss $466,360 $450,598 $885,647 108 90.187 3024 $258,002 $249,364 $492,862 30 2003 2004 2005 0 30 %0 $0 30 $0 30 $0 0 $0 $0 $0 $0 $0 0 $0 $0 $0 $0 $0 so 30 $0 30 $0 $0 $0 30 $0 $0 $0 $0 $0 30 30 $0 30 %0 %0 $0 30 %0 $0 so $0 $490,668 © $535,061 $572,068 $406,445 $482,504 $409,047 $1,352,002 $1,834,606 $2,339,734 $0 $0 30 $0203 $0212 $0222 $0180 30.191 $0 103 $0.25 30.26 $0284 $273,485 $280,716 $308,620 $255,301 $201,307 _ $267,384 $748,163 $1,000,470 $1,276,854 30 $0 %0 0 $0 $0,000 20,420 147971 $50,000 $0,475 $1,000 $5,000 812.475 $30,000 $3,885 $600 $1,500 $5,965 $18,460 $203 434 $184,973 $1,289,003 $1,088,406 $3,402,200 $155,743 $0480 $0404 $0207 $245,791 $208,950 $1,483,804 ‘$08,580 $0.070 2007 20,180 146300 $50,000 $0,475 $1,000 $5,000 $12,475 $209,162 $190,721 $1,320,567 $1,079,163 $4,481,363 $310,804 $0401 $0300 $0218 $202,345 $213.418 $1,007,222 $132,907 soo7t $215,110 $108,650 $1,308,754 $1,080,976 $5,571,330 $485,460 $0802 $0 304 wz $279,644 $210,065 $1,097,177 $108,984 sort $221,224 $1,449,675 $1,100,900 $6,672,230 $619,440 90.235 $208,398 $228,560 $2,143,737 $264,811 90.072 10,522 141405 $60,000 98.475 $1,000 $5,000 $12,475 $30,000 $3,665, $800 $1,500 $5,085 $18,400 $227,524 $200,084 $1,518,444 $4,111,028 $7,784,167 $772,637 90.245 $397,876 $233,236 $2,376,972 $320,388 $0.072 2011 19,307 1390004 $50,000 96.475 $1,000 ‘$8,000 $12,475 ‘$30,000 $3,885 ‘$600 $1,500 $5,985 $18,400 $234,015 $218,555 $1,684,178 $1,123,053 $8,007,221 $028,647 2012 19,095 138366 ‘$50,000 96,475 $1,000 ‘$5,000 $12,475 ‘$30,000 $3,885 ‘$600 $1,500 35,985 $18,460 $240,600 $222,238 $1,655,090 $1,134,270 $10,041,401 $1,077,860 90.550 90.376 $0206 $300,317 $248,798 $2,063,750 $400,780 $0074 2013 10,685 130848 $50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,085 ‘$600 $1,500 35,085 $18,400 $247,580 $229,120 $1,731,037 2014 18,678 135348 ‘$50,000 90.475 $1,000 $5,000 $12,475 $30,000 $3,685 ‘$600 $1,500 $5,985 $18,400 $254,001 $236,201 $1,800,423 $1,156,953 $12,344,015 $1,380,525 2015 18,473 133865 ‘$50,000 $8,475 $1,000 $6,000 $12,475 $30,000 $3,885 $600 $1,500 35.085 $18,460 $261,045 $243,485 $1,801,205 $1,168,408 $13,512,423 $1,530,045 $0 500, 30.384 $0,300 $433,295 $267,682 $3,845,708 $054,470 $0.076 18,271 132307 ‘$80,000 90.475 $1,000 $5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 $5,985 $18,400 $200,436 $250,975 $1,076,707 $1,179,932 $14,092,354 $1,680,750 $0.604 $0.300 90312 $400,368 $274,789 $3,920,555 $798,521 or7 2017 18,070 130042 $50,000 90.478 $1,000 ‘$5,000 $92,478 ‘$30,000 $3,885 ‘$000 $1,500 35.085 $18,460 $277,138 $258,678 $2,008,077 $1,101,619, (883,873 $1,629,030 $488,033 $281,971 $4,202.628 $782,205 80.077 2018 17.871 129601 $1,200 $8,000 314,070 $30,000 $3,885, $1,500 $5,085 $20,055 $285 048 $204,003 $2,177,530 $1,213,333, $17,007,206 $1,077,083, 2019 17,674 120071 ‘$60,000 $7,770 $1,200 $6,000 $14,970 $30,000 $3,085 $1,800 $5.085 $20,055 $203,176 $272,220 $2,274,045 $1,224,008 $18,321,004 $2,123,696 30.353 $551,018 $297,131 $4,780,478 $007,854 $0078 $301,822 $280,567 $2,376,411 $1,236,104 $10,557,008 $2,209,575 $0670 30.340 $0307 $585,436 $304,518 $5,093,996 $970,243 $0079 QUINHAGAK Sys Losses 1990 = 15.00% kwhigal year 2005 = 10 Est. Year 2001 Fue! Cost $/get . $1.25 Ful Infection Factor 40% Waste Heat Capital invest per KW MicroTurbine -Diesel Fuel ‘Sys. Losses 2020 = 8.00% kwhvgal year 2020 = 3 General Inflation Factor 30% Load Factor . 05 Est 2001 Fixed Non-Fusi Cost $/kwh = 3028 Discount Rate 35% Hot Water Waste ‘Ava. Eligible PCE kwh Tubing Generation Instelied Costiew = $250 Variable Non-Fuet Cost $/kwh Heat Boller = $100 Sold as % of Total = 67% Ava. PCE per kwh sold = 02 (le. Turbine O&M) $0,020 Yoor 2001 2002 2003 2004 2005 2006 2007 2008 2000 2010 2011 2012 2013 2016 2017 2018 2010 2020 1. Load Requirements kWh Sates: 1,189,206 1,220,450 1,270,200 1,311,811 1,353,088 1,308,828 1,440,333 1,484,601 1,520,334 1,574,830 1,620,001 1,607,815 1,718,304 1,061,753 1,011,808 1,082,708 2,014,178 2,008,315 kWh Generated 1,960,727 1,401,573 1.443.007 1,486,719 1.530.008 1,573,760 1.062.641 1,707,756 1,783,311 1,799,300 1,845,715 1,002,582 2.035.517 2,083,000 2.132.007 2.182.027 2,231,620 KW Demand 310 320 330 339 0 358 380 390 400 ant 42 432 405 478 487 408 610 2, Turbine Generators 100 kw ° ° ° 0 ° 500 500 600 00 00 500 600 600 00 500 500 500 600 600 600 3. Expenses 3a Expenses Capital Cost Turbine Generation $0 $0 0 $0 $0 $325,000 $328,000 $325,000 $325,000 $325,000 $325,000 $390,000 $390,000 $390,000 Debt Service 7%, 10 Years $0 $0 30 $0 so $46,273 $48,273 © $46,273 $40,273 $40,273 $46,273 $58,527 $58,527 ‘$85,527 kWh /Gal 0 0 0 ° 0 Wt 13 15 WT 124 124 128 128 130 Gal Fuel 0 0 0 0 0 102,617 163,844 «164,570 ‘165,593 167.631 108,645 100,655 170,661 171,683 Fust Cost $/Gal $1.25 $1.30 $1.35 siat $140 $1.65 $1.02 $2.00 $2.08 $2.25 2M $2.43 $283 $203 Fuel Cost $0 $0 $0 $0 30 $300,707 $314,711 $320,352 $344,055 $377,307 $304,898 $413,080 $432,161 $452,085 Fuel Cost $/ewh 30 $0 $0 $0 $0 $0167 $0171 $0174 $0178 $0.185 $0,180 $0,194 $0.108 $0203 08M $0 $0 $0 $0 30 $44,258 $40,762 $58,043 $01,208 964,521 $67,901 $71,022 Other Non-FusiCost 30 $0 %0 $0 $0 3619,015 $812,005 $858,008 © $903,207 $061,868 $1,002,707 Replace at 10% of Cost $0 $0 $0 $0 $0 $32,500 $32,800 $32,500 $32,600 ‘$39,000 ‘$39,000 $39,000 Enerny Storny System 30 $0 90 $0 $0 $78,000 $75,000 $78,000 ‘$75,000 ‘$75,000 $75,000 Debt Service €@ 7%, 10 Years 30 $0 0 $0 $0 $10,678 $10,078 $10,678 $10,678 $10,678 $10,678 Replace and O&M 10% of Cost 30 30 $0 30 $0 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 ‘Total Expense Turbine Generation 30 so % 30 $0 $1,001,531 $1,344,006 $1,409,000 $1,493,813 $1,684,724 $1,630,119 kWh /Gat 10.4 105 107 0 oO 0 o ° 0 0 ° 0 ° ° ° ° ° ° Gal Fue! 104,158 108,314 (108,462 30 %0 0 80 ” $0 80 0 30 $0 %0 0 90 $0 $0 Fust Cost $/Gat $1.63 $170 $1.76 $0 0 rT) 0 90 $0 0 $0 30 $0 $0 30 $0 $0 $0 Fuel Cost $100,773 $180,223 $101,210 $0 » #0 $0 $0 $0 30 %0 $0 $0 %0 $0 so $0 $0 Fuel Costs/wh $0157 $0 161 90.105 $0 0 $0 30 30 $0 $0 0 30 30 $0 $0 $0 0 $0 Variable Non-Fuel Costs $/ewh $0112 $0116 $0.121 0 so #” 80 0 %0 $0 30 so 30 %0 $0 $0 30 so Variable Non-Fusl Costs $106,111 $114,458 $123,370 $0 0 # $0 30 $0 $0 $0 $0 30 %0 30 $0 $0 $0 Fixed Non-Fuel Coste $/kwh $017 $0.17 $0.18 $0 $0 0 30 30 $0 $0 0 $0 $0 $0 $0 $0 $0 $0 Foxed Non-Fuel Costs $150,106 $171,687 $188,060 $0 0 ” 80 0 $0 $0 $0 $0 30 $0 $0 30 so $0 ‘Total Non-FusiCost $205,276 $286,146 $308,440 $0 $0 % $0 30 $0 $0 %0 $0 30 co $0 $0 0 30 Total Power Generation Expenses $435,049 $408,960 $400,068 $0 %0 ” $0 0 $0 $0 %0 $0 30 0 80 $0 so Total Generation Expenses $435,049 $406,900 $409,068 $535,081 $572,068 © $837,171 $877,800 $020,507 $005,380 $1,012,328 $1,061,531 $1,113,001 $1,167,108 $1,223,608 $1,282,034 $1,344,088 $1,400,000 $1,403,613 $1,564,724 $1,636,110 3b. Present Worth Expenses PW Factor 1.000 0.088 0.042 oe 0.706 0.750 ors 0.700 0.685 0.062 0.630 0.507 0877 0.887 0.538 0.520 PW Total Cost $ $435,040 $450,508 $704.8676 $714,104 $723,581 $733,120 $742,778 $752,540 $762.407 $772,373 -$782.430 $762,573 $802,708 «= 813,008 © $832,247 «$842,387 © $852,507 ‘Accumulated PW $435,049 $885,047 $3,038,000 $3,782,774 $4,476,355 $5,200,475 $5,062,250 $8,704,700 $7,467,107 $8,230,570 $0,021,009 $0,814,573 $10,617,370 $19,490,408 $12,262,715 $13,105,102 $13,057,609 Total Coste 4 Power Costs & PCE Payments 4.0 Power Coste ‘Ava. Costfiwh $0306 80.370 $0408 $0423 30.500 $0610 9620 $0631 $0043 30085 $0007 $0680 $0004 $0.708 sorz $0737 $0761 sor 30.793 PW Ava Costkwh $0986 $0967 $0.68 $0.00 90.505 90.498 $0.487 $0.470 $0472 90.464 $0457 80.450 90.444 $0.437 $0431 80.425 $0.426 $0418 0.413 4'b. PCE Payments PCE Payment $/ewh $0.20 $021 $0.22 $0.23 $0.24 $0.25 $0.25 $0.20 $0.27 $0.28 $0.29 $0.30 $0.31 $0.32 $0.34 $0.95 $0.98 PCE Payment $159,962 $170,512 $104,803 $208,200 $222,308 $237,252 $283,086 $260,855 $287,008 $306,400 $328,285 © $347,320 $360,568 «© $303,001 $417,057 $444,237 $472,004 PW PCE Payments $159,362 $164,748 $175,783 $181,434 $187,175 $103,005 $108,023 $204,031 $211,027 $217,213 $223,487 $229,851 $236,903 $242,845 © $240.475 «$258,104 $283,003. ‘Accumutated PW PCE $159,362 $324,108 $670,111 $851,545 $1,038,720 $1,231,725 $1,430,048 $1,635,579 $1,848,608 $2,083,819 $2,287,300 $2,517,157 $2,753,400 $2,908,304 $3,245,770 $3,501,073 $3,784,078 Payments Year 5. Waste Heat Recovery Avaliable Waste Heat For Sale (1,000,000 Btu) (Diesel Fust Gal Equivalent) Capital investment Debt Service 5%, 10 Years O8M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital Investment Debt Service € 5%, 10 Years O&M at 2% of investment Replacement @ 5% on investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Seles Net Income, 6. Total Generation Expenses Minus Net Income from Waste Heat Sales. Total Expenses PW Total Expenses Accumulated PW Total Expenses ‘Accumulated PW Savings From WH. Sales 7. Power Costs & PCE Payments: with Waste Heat Offest 7.0 Power Costs: ‘Ava. Costiwh PW Ava Costtewh 7. PCE Payments PCE Payment $/tewh PCE Payments PW PCE Payments ‘Accumulated PW PCE Payments ‘Accumulated PW of PCE Savings 8. Potential Rate Reduction. kwh From Sates of Waste Heat Ssssss sssssss 3 es $435,049 $435,049 30.306 $0306 $0.20 $159,362 $159,362 $159,362 $0 3 $0379 90.367 $021 $170,512 $104,746 $324,108 0 8 ssssss sssssss ss 3 Ssesss ssessss ss $535,061 $1,834,606 90.408 $0368 30.22 $104,803 $175,783 $670,111 ssssss sssses ss $572,008 $499,047 $2,333,734 90 $0423 30.309 $0230 $208,200 $181,434 $851,545 90.000 10,793 78200 ‘$50,000 96.475 $1,000 $5,000 312.475 $30,000 93.885 $600 $1,500 $5,985 $18 480 $118,042 $100,481 $736,090 $620,273 $2,054,007 ‘$84,602 $0527 $0444 $0,160 $158,349 $133,328 $904,871 $53,640 $0072 10,750 77962 $50,000 $8,475 $1,000 $5,000 $12,475 $30,000 $3,685 $600 $1,500 35,985 $18,460 $123,300 $104,840 $773,042 $628,870 $3,582.67 $160,697 $0177 $170,516 $198,715 $1,123,585 $108,138 $0073 10,723 77708 ‘$50,000 98.475 $1,000 $5,000 $12,475 ‘$30,000 $3,685 $800 $1,500 $5,985 $18,400 $127,620 $109,360 $811,237 $637,625 $4,220,502 $286,853 90546 $0.430 90.184 $183,478 $144,212 $1,267,797 $162,050 so074 10,687 77441 $50,000 98.475 $1,000 $5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 $5,085 $18,480 $132,470 $114,019 $851,901 $646,533 $4,067,035 $342,440 2010 10,649 77166 ‘$50,000 96.475 $1,000 $5,000 $12,475 ‘$30,000 $3,885 $600 $1,500 $5,985 $18,460 $137,280 $118,628 $803,408 $055,587 $5,522,622 $420,628 90.867 $0416 $0201 $211,074 $155,532 $1,573,147 $273,458 30.075 2011 10,6098 76880 $50,000 36.475 $1,000 $5,000 $12,478 $30,000 $3,005 $600 $1,800 $5,985 $18,400 $142,252 $123,702 $037,740 $004,781 $8,187,403 $517,386 2012 10,560 76884 ‘$50,000 $8.475 $1,000 $5,000 $12,475 $30,000 $3,085 ‘$600 $1,500 $5,085 $18,460 $147,373, $128,013 $084,179 $674,109 $6,001,512 $005,685 0.590 80.404 $0210 $244,232 $167,285, $1,001,788 $385,518 $0077 $0228 $261,008 $173,325 $2,075,112 $442,044 $179,472 $2,254,585 $408,875 $0070 10,437 75633 $50,000, 98.475 ‘$1,000 $5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,085 $18,480 $163,714 $145,284 $1,137,680 $702,638 $8,941,050 $873,514 30.248 $300,637 $185,728 $2,440,313 $555,001 10,390 75293 $50,000 $0478 $1,000 $5,000 812.475 ‘$30,000 $3,685 $800 $1,500 $5,965 $18,460 $1,193,028 $712,044 $0,053,703 $063,067 $0258 $321,622 $192,092 $2,632,405 $013,374 30.081 2017 10,3942 74943 ‘$50,000 90.475 $1,000 $5,000 $12,475 $30,000 $3,885 ‘$000 $1,800 35.985 $18,460 $175,488 $156,008 $1,252,003 $722,556 ‘$10,376,260 $1,054,208 $0055 $0.378 $0200 $344,308 $198,505 $2,830,970 $671,004 2018 219 2020 10,292 10.241 10,188 74581 74207 73823 $7.70 $7,770 $7.70 $1,200 $1,200 $1.200 ‘$6,000 $8,000 $4,000 $14,970 $14,970 $14,970 $30,000 $30,000 ‘$30,000 $3,685 $3,885 $3,885, ‘$600 ‘$600 ‘$600 $1,800 $1,800 $1,500 $5,085 35.985 $5,085 $20,055 $20,055 $20,055 $181,505 $187,013 $104,410 $100,840 «= $108,058 «$173,461 $1,332,974 $1,307,766 $1,405,059 $742,738 $752,503 $762,371 $11,118,008 $11,871,501 $12,633,671 $1,143,717 $1,233,001 $1,323,628 $0670 30.004 30.709 90.378 $0374 $0309 $0281 90.203 $0.05 $300,757 $305,088 $421,908 $208,030 $212,689 $210,457 $3,037,000 $3,249,080 © $3,400,146 $727,976 $785,187 $842,616 90.082 $0.083 30.084 Pilot Station MicroTurbine -Drese! Fuet Year 1. Load Requirements kWh Sates. kWh Generated KW Demand 2, Turbine Generators 100 kw 3. Expenses 3a Emenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Yeers kWh ‘Gat Gai Fust Fuel Cost $/Gel Fuel Cost Fuel Cost $fewh 8M Other Non-FusiCost Replace at 10% of Cost Eneray Storay System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh (Gal Gai Fuel Foust Cost $/Gal Fuel Cost Fuel Costs iwh Variable Non-Fuel Costs $/wh Variable Non-Fusl Costs Fred Non-Fuel Costs $/kwh Foced Non-Fuel Coste Total Non-FueiCost ‘Total Power Generation Expenses: Total Generation Expenses 3b. Present Worth Expenses PW Factor PW Total Cost $ Accumulated PW Total Costs: 4. Power Costs & PCE Payments 4.2 Powe Coste ‘Ava Costiewh PW Avg. Costiowh 4b PCE Payments PCE Payment $fewh PCE Payment PW PCE Payments ‘Accumulated PW PCE Payments Sys Losses 1990 = Sys. Losses 2020 = Loed Factor * ‘Ava. Eligible PCE kwh Sold as % of Totel = 2001 2002 1,217,045 1,262,315 1,301,488 1,430,030 3 320 ° 0 $0 0 %0 30 0 ° 0 ° $118 $124 30 30 %0 30 $0 $0 $0 30 $0 $0 30 30 $0 0 30 30 0 30 10.4 105 104,155 108,314 $1.63 $1.70 $100,773 $180,223 $0157 $0 161 $0112 $0118 $108,111 $114,458 $0.17 $0.17 $159,108 $171,087 $205,276 $200,148 $435,049 $406,369 $435,049 $406,300 1.000 0.968 $435,049 $450,598 $435,049 $885,647 $0357 $0.00 $0357 $0957 $0.20 $021 $120,573 $135,876 $126,573 $131,281 $126,573 $257,653 15.00% 8.00% os kwhigel year 2005 = kWhigal veer 2020 = 52% Ava. PCE per kwh sold = 2003 1,308,408 1,487,221 340 SESESESSSI ofS 0934 $406,445 $1,382,062 90.382 $0.956 $0.21 $148,708 $136,074 $303,028 2004 2005 1,355,319 1,403,053 1,536,028 1,585,450 361 362 ° 0 $0 $0 0 0 31304 $0 $0 0 CJ $0 $0 0 $0 30 108 110,500 $1.83 $202,788 $0170 $0128 $132,910 $0.19 $199,905, $332,275 $535,001 $535,061 0.902 0871 $482,504 $409,047 $1,834,088 $2,333,734 $0408 $0 358 $0.23 $167,444 $145,918 $680,798 Tubine Generation Installed Costhiw = 2008 1,451,600 1,635,470 373 90.24 $179,302 $150,967 $831,786 10 3 9050 02 2007 2008 1,500,086 1,551,184 1,686,108 1,737,328 385 ‘307 600 500 $325,000 $325,000 $48,273 $48.273 104 108,503 $1.57 $200,878 $0150 $39,108 $547,505 $32,500, $78,000 $10,678 $7,600 $044,441 © ° * »” * » 0 ~” © » $0 % 0 0 » 0 0 0 a % 0 $0 $000,244 $044,441 08 0.786 $730.722 = $742.32 $3,783,721 $4,528,044 $0,508 90.800 90.487 $0479 $0.25 90.26 $101,000 $205,248 $188,103 $161,323, $067,868 $1,149,101 Est. Year 2001 Fuel Cost $/gat . $1.19 Est 2001 Fired Non-Fuel Cost S/ewh = $028 Variable Non-Fuet Cost $iiewh (Le. Turbine O&M) 90.020 2009 2010 2011 2012 1,002,203 1,654,044 1,708,708 1,780,190 1,780,127 1,841,602 1,804,444 1,047,044 408 420 433 445 800 500 $00 500 $325,000 $325,000 $328,000 $328,000 108 Wd 13 168,106 471,111 172,603 $1.63 $1.83 $273,777 $316,190 $0153 $0,182 $41,482 $46,509 $49,952 $680,745 $015,678 $052,379 $090,927 $32,500 $32,500 $32,500 $32,600 $75,000 $75,000 $78,000 $10.678 = $10,678 = $10,678 $10,678 $7,500 $7,500 $7,500 $092,954 $1,007,340 $1,153,429 0 ° ° ° $0 0 30 0 so 0 s0 ” so $0 30 0 so * CJ 0 $0 $0 90 $0 $0 %0 $0 %0 so 30 $0 $0 $0 $0 #” $0 9 $0 » 0 0 30 %0 $0 $002,054 $1,043,805 $1,097,340 $1,153,429 0750 O73 0.709 0.685 $754,081 $785,931 $777,025 $790,037 $5,200,108 $6,048,035 $6,823,080 $7,613,007 $0620 $0631 90.043 30.085 $0471 $0403 90.458 wag $0.28 30277 30.28 $0.20 $210,419 $234,446 $250,378 $267,262 $166,629 $172,021 $177,407 _ $183,080 $1,315,620 $1,487,841 $1,005,398 $1,848,308 Fue! infiection Factor General inftation Factor 40% 30% 35% 2013 2014 2015 2016 1,062,337 2,167,385 1,814,405 2,001,063 457 1,869,621 2,086,583 470 1,925,569 2,111,707 ‘$325,000 $46,273 124 178,488 $214 $382,622 $0176 $61,803 $865,236 ‘$32,500 $78,000 0 ° 0 ° 0 0 % 30 30 0 0 %0 $0 $0 0 %0 30 0 0 0 30 $0 % %0 $0 $0 ” 30 30 $0 %” 30 $0 30 0 $0 $0 $0 0 80 $0 $0 0 $1,212,200 $1,273,079 $1,338,084 $1,408,612 0.082 0639 0618 0.507 $802,259 $814,587 $827,014 ($830,534 $8,418,256 $0,290,643 $10,057,858 $10,867,301 0.008 $0081 30.095 90710 30.442 30.436 30.429 $0424 $0.30 $0.31 $0.32 $0.4 $285,150 $304,007 $324,158 $345,305 $188,707 $104,441 ($200,250 $208, 163 $2,037,106 $2,231,548 $2,431,805 $2,637,000 0 $0 $0 %0 ” $0 30 0 0 CJ $0 $1,477,601 0577 9952,141 $11,740,532 so7r24 90.418 $0.35 $367,000 $212,153 $2,650,121 Waste Heat Capital invest per KW Hot Water Waste Heat Boiler = $100 2018 2019 2020 2,008,390 © 2.187.572 2,217,628 280,195 2,337,370 2,305,098 634 sa7 600 600 600 so7e7 soate 0.96 ‘$301,647 $3,068,348 i a Os38 $886,078 $13,500,216 $0763 soatt $0.37 $416,797 $224,387 $9,202,736 $0.70 $0.38 $443,302 $230,633 $3,523,300 Yoo 5, Waste Heat Recovery ‘Available Waste Heat For Sate (1,000,000 Btu) (Diesel Fue! Gel Equivalent) Capital investment Debt Service € 5%, 10 Years O&M at 2% of Investment Replacement at 10% of Investment Total Expenses Heat Recovery District Heating System Capital investment Debt Service 5%, 10 Years O&M at 2% of Investment Replacement 5% on Investment Total Expenses District Heating ‘Total Expenses Waste Hoat 3 SSSSSS SESEESS Wate Heat Salen ‘Nat Income. ©. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $435,040 PW Total Expenses $435,040 Accumulated PW Total Expenses $435,040 Accumulated PW Savings From WH Sales $0 7. Power Costs & PCE Payments with Waste Heat Offest Ta Power Costs ‘Ava. Coatikwh $0,357 Pw Ava Costewh $0387 7. PCE Payments: PCE Payment $/iwh $0.20 PCE Payments $120,573 PW PCE Payments $126,873 ‘Accumulated PW PCE Payments $126,573 Accumulated P W of PCE Savings so ©. Potential Rate Reduction.kwh From Sales of Waste Heat $0 3 sesses sssssss ss $406,360 $450,508 $805,647 0 300 $0387 $0.21 $195,676 $131,281 $287,853 0 3 sessss sssssss ss $499,068 $406,445 $1,352,002 3 Ssesss sesssss ss $535,001 $482,594 $1,834,686 $0 2 $186,277 $140,053 $534,881 : SSESES SSSESES ss $572.08 $499,047 $2,333,734 $0 $0408 $0 356 $0230 $107,444 $145,018 $680,798 %0 14,216 81276 ‘$50,000 $6475 $1,000 $5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 35.985 318 480 $117.673 $90,213 $755,050 $035,732 $2,900,405 $83,534 $0 520 $0438 $0173 $130,201 $109,701 $790,500 $41,206 2007 11,212 81245, ‘$50,000 $0.475 $1,000 $5,000 $12,475 $30,000 $3,685 $600 31,500 $5 905 $18,480 $122,334 $103,673 $794,370 $640,221 $3,615,680 $108,035 30.529 $0431 $0.160 $140,577 $114,350 $904,650 $83,000 2008 11,208 81197 $50,000 $6,475 $1,000 $5,000 392.475 ‘$30,000 $3,885 $800 $1,500 $5,085 $18,480 $127,151 $108,601 $835,751 $056,892 $4,272,678 $253,405 $0530 $0,423 $0168 $181,555 $199,121 $1,023,980 $128,212 90.070 2000 2010 2011 11,196 11,105 e113 81047 $50,000 $80,000 $0,475 90.475 $1,000 $5,000 $12,475 $30,000 $3,805 $600 $1,500 $5,005 $18,400 $142,585 $124,128 $973,215 $689,020 $6,309,002 $614,058 $0540 $0550 30.670 soai7 $0410 $0,404 $0,198 $0204 $0213 $163,200 $175,753 $189,000 $123,006 $128,055 $134,028 $1,147,000 $1,276,021 $1,410,049 $167,655 $210,020 $254,360 soo7t $0072 90073 $148,070 $129,009 $0222 $203,235 $130,205, $1,850,154 $208,244 $0074 2013 14,135 00680 $50,000 98.475 $1,000 $5,000 $12,475 $30,000 $3,685 $600 $1,500 985 400 $153,731 $195,271 $1,076,900 $712,740 $7,723,003 $003,253 $0231 $218,326 $144,485, $1,004,630 $342,467 30.075 204 14414 00534 $50,000 $0,475 $1,000 $5,000 $12,475 $30,000 $3,085 $600 $1,500 $5,005 $18,400 $150,573 $141,112 $1,132,806 $724,350 $8,447,363 $783,401 $0608 $0.387 $0241 $234,387 $149,068 $1,844,607 $987,040 $0075 2018 11,000 80361 ‘$50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,885 ‘$600 $1,600 $5,065 $18,400 $165,500 $147,130 $1,101,545 $736,115 $0,183,477 $874,381 $0610 $0382 $0251 $251,472 $155,355 $1,000,001 $431,044 2016 11,083 80170 $50,000 90.475 $1,000 90632 $0377 $0282 $200,038 $160,045 ‘$2,160,806 $477,162 $0077 $50,000, 96.475 $1,000 $5,000 $12,475 $178,222 $160,761 $1,317,840 $760,008 $10,001,481 $0046 $0373 90.272 $288,047 $100,638 $2,327,444 $522,677 2018 11,003 79735 $60,000 $7,770 $1,200 ‘$8,000 $14,970 $30,000 $3,685, $800 $1,500 $5,085, $20,055 $104,625 $163,870 $1,403,973, $782,200 $11,473,780 $1,149,300 $0,000 $0373 $0 285, $310,005 $173,121 ‘$2,500,504 $507,784 $0078 2019 10,070 70490 $60,000, $7,770 $1,200 $8,000 $14,670 $30,000 $3,605 $000 $1,800 $5,085 $20,055, s $170,074 90.206 $332,484 $178,007 $2,670,561 $613,175 30.070 10,034 79228 $60,000 $7,770 $1,200 $6,000 $14,070 $30,000 $3,085, ‘$600 $1,800 $5,065, $20,055 $198,638 $177,082 $1,549,024 $808,202 $13,074,173 $1,333,667 90.090 30.904 90.308 $356,017 $104,976 $2,064,538 $058,831 RUSSIAN MISSION MicroTurbine -Diesel Fue! Year 1. Load Requirements kWh Sales: kWh Generated kW Demand 2, Turbine Generators 100 kw 3. Expenses 3.a Expenses Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh /Gal Gal Fust Fusl Cost $/Gal Fusl Cost Fusl Cost $/kwh 08M (Other Non-FueiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh (Gal Gal Fusl Fusl Cost $/Gal Fuel Cost Fuel Cost$ kwh Variable Non-Fusl Costs $fewh Variable Nor-Fusl Costs. Foed Nor-Fusl Costs $/kwh Foed Non Fusl Coste Total Non-FustCost Total Power Generation Expenses Total Generation Expenses 3.b, Present Worth Expenses. PW Factor PW Total Cost $ Accumuated PW Total Costs: 4. Power Costs & PCE Payments 4.8 Power Costs ‘Avg. Costkwh PW Avg. Costhwh 4b. PCE Payments PCE Payment $fewh PCE Payment PWPCE Payments Accumuated PW PCE Payments Sys Losses 1999 = Sys. Losses 2020 = Load Factor ' 15.00% 8.00% os Avg. Eligible PCE kwh ‘Sold as % of Total = 2001 2002 645,122 737,589 168 670,508 764,377 175 ° ° BESSESESESSCOBE SESESESESROOSE 10.4 104,155 $1.63 $169,773 $180,223 90.157 $0.161 $0112 $0116 $108,111 $114,458 $0.17 $0.17 $150,166 $171,687 $265,276 $286,146 $435,049 $466,360 $435,049 $466,360 1,000 0.966 $435,049 $450,596 $435,049 $885,647 $0.696 $0.672 $0674 $0674 $0.20 $63,222 $68,009 $63,222 $85,710 $63,222 $128,932 $0.21 49% Avg. PCE per kwh sold = 2003 696,375 791,546 181 ° BSESESESEEB COS 10.7 108,462 $1.76 $191,219 90.165 90.121 $123,379 $0.18 $185,060 $308,440 $499,668 0.934 $466,445 $1,352,092 90.718 ‘0.670 $0.21 $73,105 $68,245 $197,176 2004 722,730 819,004 187 ° SESSESESEEE OOo SS 110,509 $1.63 $0.170 90.126 $132,010 $0.19 $199,365 $332,275 $535,061 $535,061 0.902 $482,504 $1,834,686 $0.740 $0.668 90.22 $78,528 $70,828 $268,004 2005 749,570 847,014 183 ° 2 SSESSSESES OOS 112,724 $1.91 $214,951 90.174 90.131 $143,067 $0.20 $214,631 $957,718 $572,668 $572,668 0.871 $499,047 $2,333,734 $0.784 90.666 $0.23 $84,295 $73,458 $341,462 kWhvgal year 2005 = kWhigal year 2020 = Tubine Generation Installed Cost/kw 2008 776,896 875,303 200 500 BESEBEBEEEO § F $2,756,624 90.646 90.544 $0.24 $90,425 $76,196 $417,598 10 Est Year 2001 Fusl Cost $/gal $1.19 Fuel Inflection Factor 4.0% 13 General Inflation Factor 3.0% Est 2001 Foed Non-Fusl Cost $/wh $0.28 Discount Rate 35% $650 Variable Non-Fusl Cost $/wh 02 (Le, Turbine O&M) $0,020 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 804,707 633,003 861,784 891,051 920,803 951,041 981,783 1,012,972 1,044,665 1,076,844 1,100,508 903,954 932,963 962,325 902,037 1,022,001 1,052,485 1,083,212 1,114,280 1,145,649 1,177,349 1,200,284 208 213 20 228 233 240 247 254 262 289 278 500 00 500 500 500 500 500 500 500 500 00 $325,000 $325,000 $325,000 $225,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $325,000 $46,273 $46,273 $46,273 $48,273 $46,273 $46,273 $468,273 $48,273 $46,273 $46,273 $46,273 102 10.4 106 10.9 11.4 11.3 15 11.7 11.8 12.4 124 88499 © 80,462 90,420 01,372 O2.318 «3.258 «= 4,192 05,121 8.042 5,.958 (7,888 $151 $157) $183 $1601.78 $183 $1.91 $1.08 $208 $214 82.23 $133,256 $140,004 $147,257 $154,760 $162,817 $170,844 $170,458 $188,475 $197,914 $207,703 $218,132 $0147 $0150 $0.153 $0158 = $0.50 $0182 «$0168 «= 80.189» $0.173. | $0178 $0.180 $19,758 $21,001 $22,312 $23,601 $25,141 $28,685 $28,267 $29,950 $31,717 $33,572 _ $35,520 $276,577 $204,016 $312,368 $331,672 $351,972 $373,312 $305,737 $419,206 $444,037 $470,013 $497,278 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $75,000 $10678 $10,678 $10,678 $10678 $10,678 $10678 $10678 $10,678 $10678 $10678 $10.678 $7,500 $7,500 ‘$7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $7,500 $526,539 $552,063 $578,888 $607,074 $636,681 $687,772 $700,413 $734,672 $770,819 $808,330 $847,880 ° 0 ° 0 ° 0 0 ° 0 ° ° 0 $0 0 ) 0 9 90 0 9 0 0 0 9 90 so 9 $0 $0 $0 9 $0 0 r #9 $0 $0 90 et 0 $0 ey so #9 $0 #0 90 $0 $0 $0 $0 $0 $0 $0 $0 $0 %0 %0 $0 %0 $0 0 #9 #9 0 0 #0 #9 0 $0 $0 $0 #0 0 0 90 9 0 9 0 0 90 9 90 0 9 0 9 0 0 $0 $0 $0 $0 90 90 90 90 #0 90 9 $0 $0 90 9 9 $0 9 $0 90 $0 9% 0 $0 0 90 9 so 0 $0 $0 $526,539 $552,063 $578,888 $607,074 $636,681 $667,772 $700,413 $734,672 $770,619 $808,330 $847,880 084 = 0788789734) = 0708 ees e288 COST $428,340 $433,916 $430,814 $445,429 $451,355 $457,388 $463,521 $400,752 $478,074 $482,485 $488,978 $3,184,064 $3,618,860 $4,058,405 $4,503,924 $4,955,270 $5,412,067 $5,878,189 $6,345,041 $6,822,015 $7,304,500 $7,783,477 $oess = $0663 «$0872 $0881 = $0881 $0702 $0713 80.725 «$0738 «= SO751 = $0784 $0532 $0821 $0510 $0,500 $0400 80.481 = $0472 «80.464 «= $0458 $0448 80.441 $025 $025 = $028 $027 $028 = 8029 $030 $031 = $032 $0384 $0.38 $96,041 $103,862 $111,211 $119,012 $127,201 $136,072 $145,384 $155,256 $165,717 $176,801 $188,590 $78,861 $81,634 $84,455 $87,323 $90,239 $93,202 $96,213 $08,271 $102,377 $105,531 $108,732 $498,459 $578,003 $662,548 $749,871 $840,110 $083,312 $1,029,524 $1,128,796 $1,231,173 $1,336,704 $1,445,435 Waste Heat Capital Invest per KW Hot Water Waste Heat Boiler = $100 2018 2019 2020 4,142,657 1,178,292 1,210,412 1,241,687 1,274,316 1,307,245 263 201 298 600 600 600 $390,000 $390,000 $390,000 $55,527 $55,527 $55,527 128 128 13.0 98,771 99,687 100,557 $2.32 $2.41 $2.51 $228,950 = $240,270 $252,112 $0.184 $0.189 $0.193 $37,563 $30,707 $41,955 $525,886 $555,896 $587,368 $75,000 $75,000 ‘$75,000 $1078 = $10,878 = -$10.678 $7,500 ‘$7,500 ‘$7,500 $005,105 $948,578 $904,141 ° ° ° #0 0 co co 9 ci 9 0 $0 $0 0 $0 90 $0 so a 9 0 2 #0 0 9 #9 $0 $0 a so $0 2 0 $005,105 $048,578 $904,141 0.567 0.538 0.520 $504,328 $510,678 $517,108 $8,297,805 $8,808,483 $9,325,591 $0,702 $0,808 so.e2t $0.41 $0.434 $0.427 $0.36 90.37 $0.38 $200,968 $214,125 $228,048 $111,080 $115,277 $118,620 $1,557,416 $1,672,692 $1,791,313 Year 2001 2002 2003 2004 2005 2008 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 218 2019 2020 5. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) $0 9 2 9 0 6,003 6.011 6017 6,022 6,025 6,027 6,027 6,025 6,021 6.016 6,010 6,002 5,992 5,981 5,968 (Clese! Fusi Gal Equivaiert) 0 0 0 #0 $0 4499 43557 43604 43638 43661 43672 43671 43658 43634 43598 43550 43401 43420 43338 43244 Capital Investment 90 9 #0 #0 $0 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $50,000 $60,000 ‘$60,000 ‘$60,000 Debt Service @ 5%, 10 Years 90 2 0 #0 co $6,475 $6,475 $6,475 $6,475 $6,475 $6,475 $6475 $6,475 $6,475 $6,475 $6,475 $6,475 $7,770 $7,770 $7,770 O&M at 2% of Investment #0 2 #0 0 0 $1,000 $1,000 ‘$1,000 $1,000 $1,000 $1,000 ‘$1,000 $1,000 $1,000 $1,000 $1,000 ‘$1,000 $1,200 $1,200 $1,200 Replacement at 10% of Investment 0 0 #0 #0 0 ‘$5,000 ‘$5,000 ‘$5,000 ‘$5,000 $5,000 ‘$5,000 ‘$5,000 ‘$5,000 ‘$5,000 ‘$5,000 ‘$5,000 ‘$5,000 ‘$8,000 ‘$8,000 $6,000 Total Expenses Heat Recovery 0 0 #0 0 $0 $12,475 «= $12.475 $12,475 $12,475 = $12,475 = $12,475 $12,475 $12.475 = $12,475 «= $12,478 = $12,475 = $12,475 = $14,970 $14,970 $14,970 District Heating System Capital Investment 9 2 Sw #0 $0 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 ‘$30,000 ‘$30,000 Debt Service @ 5%, 10 Years so $0 0 0 0 $3,685, $3,685 $3,885 $3,685 $3,885 $3,685 $3,885 $3,685 $3,885 $3,885 $3,685 $3,885 $3,885 $3,685 $3,885, O&M at 2% of Investment 2 2” 20 #0 0 ‘$600 $600 ‘$600 $800 ‘$600 $600 ‘$600 $600 $600 ‘$600 $600 ‘$600 ‘$600 $600 $600 Replacement @ 5% on Investment 0 *” #0 #0 0 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 $1,500 ‘$1,500 $1,500 ‘$1,500 Total Expenses District Heating 0 2 $0 co *” $5,985, $5,965 $5,985 $5,985 $5,965 $5,985 $5,965 $5,965 $5,985 $5,985 $5,965 $5,965 $5,965 $5,965 $5,985 Total Expenses Waste Heat #0 #9 $0 0 $0 $18,460 $18,480 $18,460 $18,460 $18,460 = $18,480 $18,460 = $18,460» $18,460 = $18,460 $18,460 «9 $18,460 = $20,955 $20,055 $20,955 Waste Heat Sales Net Income 0 #0 0 0 SO $62,978 $85,585 = $68,282 $71,080 = $73,950 $76,928 +9 $80,003 $83,179 $86,458 9 $80,841 9 $93,333 $98,934 $100.647 $104475 $108,419 0 0 0 0 SO $44,518 = $47,125 $49,821 $52,600 $55,400 9 $58,467 9 $61,543 $64,718 = $87,997 $71,381 = $74,872 $78,474 = $79,892 $83,519 $87,464 © Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $435,049 $466,369 $499,688 $535,061 $572,668 $457,744 $470,414 $502,242 $526,270 $551,584 $578,214 $608,230 $635,604 $606,675 $699,238 $733,458 $760,407 $825,413 $885,059 $906,677 PW Total Expenses $435,049 $450,596 $466,445 $482,594 $499,047 $385,408 $300,004 $394,757 $300,663 $404,714 $409,007 $415,235 $420,602 $426,275 $431,977 $437,704 $443,721 $459,923 $465,714 $471,613 Accumuated PW Total Expenses $435,049 $885,647 $1,352,082 $1,834,686 $2,333,734 $2,719,141 $3,109,145 $3,503,902 $3,903,565 $4,306,280 $4,718,186 $5,133,421 $5,554,113 $5,980,387 $6,412,364 $6,850,158 $7,203,879 $7,753,803 $8,219,517 $8,691,130 Acouriated PW Savings From WH. Sales *” 0 *” 90 $0 $37,483 $75,819 $114,978 $154,900 $195,644 $237,003 $279,246 $322,076 $365,553 $400,651 $454,342 $409,508 $544,003 $588,965 $634,461 7. Power Costs & PCE Payments with Waste Heat Offset 7.0 Power Costs Avg. Costikwh $0674 $0,696 $0718 90.740 $0.764 90.589 90.506 90.603 $0611 0619 90.628 90637 0.648 90.658 $0.669 90.681 90.603 90.722 $0.735 90.749 PWaAvg. Costiwh $0674 $0672 $0670 $0,668 0.666 90.496 90.485 90.474 90.464 90.454 90.445 90.437 90.420 $0.421 90.414 ‘90.407 ‘$0.400 $0.403 90.306 $0,390 7.b PCE Payments PCE Payment $/kwh $020 $021 $0.21 $0.22 $0.230 90.183 $0.190 90.198 $0,205 $0.213 90.222 $0.231 90.240 90.249 $0.250 ‘$0260 ‘$0.260 $0.293 0.304 90.316 PCE Paymerts $63,222 $68,009 $73,105 $78,528 $84,205 $69,702 $75,004 $80,670 $86,722 $93,182 $100,074 $107,424 $115,258 $123,603 $132,400 $141,948 $152,010 $163,672 $175,247 $187,333 PW PCE Payments $63,222 $65,710 $68,245 $70,828 «$73,458 «= $58,688 §9=— $61,016 $63,408 $65,857 = $68,370 $70,944 «= $73,580 = $76,276 «= $79,002 = $81,850 $84,727 += $87,685 = $91,310 $94,346 $97,443 Accumuated PW PCE Payments $63,222 $128,932 $197,178 $268,004 $341,462 $400,149 $461,165 $524,571 $500,428 $658,708 $720,743 $803,322 $870,506 $058,631 $1,040,480 $1,125,207 $1,212,672 $1,304,182 $1,308,529 $1,495,971 Acoumuated P.W of PCE Savings 0 co #0 0 $0 $17,448 = $35,204 = $53,522 $72,120 $91,073 $110,367 $129,089 $149,928 $170,165 $190,603 $211,498 $232,563 $253,233 $274,164 $205,342 8. Potential Rate Reduction. kwh From Sales of Waste Heat 2 ss 2 2 ‘$0.000 90.057 90.060 ‘$0,060 90.061 $0.082 90.083 90.085 0.088 $0087 $0.088 90.070 0.071 $0.070 $0071 $0072 ‘SCAMMON BAY MicroTurbine -Diese! Fue! Year 1. Load Requirements kWh Sales, kWh Generated KW Demand 2, Turbine Generators 100 kw 3. Expenses 3.0 Expenses Capital Cost Turbine Generation Debt Service € 7%, 10 Years kWh /Gat Gal Fut Fust Cost $/Get Fuel Cost Fuel Cost $/ewh 8M Other Non-FusiCost Replace at 10% of Cost Eneray Storny System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh (Gat Gat Fue! Fuel Cost Gat Fuel Cost Fust Costs iewh Variable No-Fuel Costs $/cwh Variable Non-Fuel Costs Fbred Non-Fuel Costs $/wh Fored Non-Fual Costs ‘Total Non-FuelCost Total Power Generation Expenses, Total Generation Expenses 3. Present Worth Expenses. PW Factor PW Total Cost $ ‘Accumulated PW ‘Total Costs 4, Power Costs & PCE Payments 4. Power Coste ‘Ava. Costfiwh PW Ava. Costiiwh 4b PCE Payments PCE Payment $/wh PCE Payment PW PCE Payments ‘Accumulated PW PCE Payments Sys Losses 1999 = Sys. Losses 2020 = Load Factor . ‘Ava. Eligible PCE kwh Sold a8 % of Total = 2001 2002 988.471 1,010,709 1,107,285 1,182,208 253 283 ° ° 0 so $0 30 0 0 0 0 31.13 $118 30 $0 30 $0 0 $0 30 $0 30 $0 30 $0 $0 so $0 rt) so so 105 100,314 $1.70 $100,773 $180.23 $0157 $0 161 $0112 $0116 $106,111 $114,458 $0.17 $017 $150,106 $171,687 $205,276 $286,146 $435,049 $400,269 $435,049 $406,269 1.000 0.986 $495,048 $450,508 $435,049 $885,647 $o4s9 $0,481 $0449 $0448 $021 so $99,056 $107,642 $99,656 $104,002 $00,656 $203,658 15.00% 8.00% os 1,053,620 1,197,842 ° BSSSSESSSSENooSE so.474 $0443 $0.22 $110,162 $108,438 $312,006 kWivgal year 2005 = kWhiaal your 2020 = Tubine Generation Installed Costiw = ‘Ava PCE per kwh sold = 2004 2005 2006 1,007,802 1.142.656 1,188,382 1.244.178 1.291.201 1.338.910 284 295 308, ° 0 S00 30 $0 $325,000 so so $46.273 0 0 100 ° 0 133.801 3127 $132 3137 30 so $184076 $0 $0 $0137 30 $0 $28.409 $0 $0 $307,728 $0 $0 $32,500 30 $0 $75,000 $0 so s10.678 $0 30 $7,500 30 $0 $707,162 o 0 $0 0 $0 so $0 $0 0 so %0 ‘$707,162 0.902 oe7t 0.842 $482,504 $400,047 $505,411 $1,834,686 $2,333,734 $2,929,145 $0487 90.501 $0,505 $0440 $0437 $0501 $0.23 $0.24 $0.25 $125,245 $134,025 $145,238 $112,004 $117,579 $122.285 $425,000 $542,639 $084,923 $0.28 $186,213 $127,070 $792,003 027 $167,695 $131,064 $923,067 Est. Year 2001 Fuel Cost $/gat . Est 2001 Fixed Non-Fuel Cost $/kwh = Variable Non-Fusl Cost S/ewh (Le Turbine O&M) 2009 2010 2011 1,930,702 1,380,008 1,430,092 1,486,051 1,596,407 1,587,402 339 351 362 500 500 500 $325,000 $325,000 $48,273 $46,273 10.9 14 141511 143,378 $161 $1.67 $227,508 $230,825 30.148 $0151 $36,001 $39,046 $513,074 $546,645 $32500 $32,500 $75,000 $75,000 $10,678 878 $7,500 ‘500 $874,914 408 o 0 $0 $0 0 $0 $0 $0 $0 oJ $0 90 $0 0 $0 0 $0 r*) 0 $0 $0 % $922,468 0750 07m 0700 $630,089 $641,952 $053,055 $4,784,419 $5,426,371 $8,080,325 $0623 sos 30.045 $0473 30.405 30.457 $0.28 $029 30.30 $100,322 $193,535 $207,570 $136,038 $142,003 $147,156 $1.13 $0.28 $0.020 2012 1,481,050 1,639,029 74 $0.31 $222,409 $152.400 2013 1,532,881 1,691,278 388 esssesssss $1,028,041 o.ve2 $678,355 $7,424,772 30.000 $0443 $0.32 $238,346 $157,733, $1,080,198 Fuel Inflection Factor 40% General Inflation Factor 3.0% Discount Rate 35% 2014 2015 2016 1,585,583 1,630,157 1,063,603 1,744,141 1,797,609 1,851,673 308 410 aaa 500 ‘500 500 $48,273 $48,273 $48,273 7 19 124 148,800 150,608 152,401 $1.88 $1.96 $2.04 $280,142 $204,885 $310,329 $0161 $0 164 $0108 $46,000 $49,708 ($52,801 $056,314 $608,727 $739,212 $32,500 $32,500 $32.50 $75,000 $75,000 ‘$78,000 $10678 = $10,878 —«$10.878 37.500 $7,500 $7,500 39,080,287 $1,138,329 $1,199,292 ° o 0 so 0 0 ) $0 0 $0 $0 0 0 $0 » $0 $0 0 $0 0 » $0 30 % 0 $0 0 $0 30 9 $0 so % $1,080,287 $1,138,320 $1,190,202 0630 $690,740 $8,118,512 $0681 $0438 $0.33 $255,170 $163,156 $1,823,354 $0604 $0708 30.429 $0423 3034 $0.35 $273,024 $291,006 $168,660 $174,272 $1,092,024 $2,106,205 Waste Heat Capital invest per KW Hot Water Waste Heat Botler = 2017 2018 2010 1,748,021 1,805,111 1,862,173 1,008,324 1,961,554 2,017,354 438 448 “et 500 000 600 $325,000 $300,000 $390,000 $46,273 $55,527 $55,827 124 128 128 184,200 156,033 157,782 $212 $220 $2.29 $326,505 $343,448 $381,190 $0171 30.175 $0179 355,990 360,341 362,859 $763,000 $830,767 $880,032 ‘$32,500 $39,000 ‘$39,000 ‘$78,000 ‘$75,000 ‘$75,000 $10,678 $10,678 $10,678 $7.500 ‘$7,500 $7,500 $1,283,307 $1,346,281 $1,416,787 0 0 0 so so 0 30 2 $0 wo 0 0 0 $0 $0 $0 0 30 0 $0 so 0 $0 0 0 #0 30 0 0 ee) 0 %0 0 $1,203,907 $1,346,261 $1,416,787 oss? os38 $750,142 $762,743 $11,013,295 $11,776,039 wr $0746 $0417 soar $0.36 $0.38 $312,055 $333,354 $170,064 $185,746 $2,348,250 $2,532,005 $100 1,920,107 2.073.716 0.520 ‘$775,440 $12,551,478 $0776 50.404 $0.40 $370,646 3197,579 $2,921,202 For Sale (1,000,000 Btu) {Diesel Fust Gal Equivalent) Capital Investment Debt Service @ 5%, 10 Years O&M at 2% of Investment Replacement st 10% of Investment Total Expenses Heat Recovery District Heating System Capttal Investmentt Debt Service @ 5%. 10 Years 08M at 2% of Investment Replacement 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net income Net Income from Waste Heat Sales Total Expenses PW Total Expenses Accumulated PW Total Expenses Accumulated PW Savings From W. H. Sales 7. Power Coste & PCE Payments with Waste Heat Offset Ta Power Costs ‘Ava. Costiewh PW Ava. Costfewh 7. PCE Payments PCE Payment $/kwh PCE Payments PW PCE Payments Accumulated PW PCE Payments Accumulated P.W of PCE Savings 6. Potential Rate Reduction. kwh From Sales of Waste Heat 3 Sssssss sessess 30.449 $0440 $0.21 $09,656 $90,056 0 3 SSSsss sssssss 3 esssess sessess ss $499,068 $488,445 $1,352,002 $0474 $0.443 $022 $116,162 $108,438 $312,096 $0 $0 3 essssse sesssss SSeess sesssss ss $572,068 $499,047 $2,333,734 $0 $0601 $0437 $0241 $134,025 $117,570 $542,630 %0 $0000 2008 0,182 06538 ‘$50,000 98.475 $1,000 ‘$5,000 $12.475 ‘$30,000 $3,885 $600 $1,500 $5,985 318,480 $91,478 $73,017 $634,144 $533,033 $2,867,606 $61,479 $0534 90.449 $0.191 $111,240 $03,006 $636,305 $28,018 $0081 2007 9,225 66847 ‘$50,000 96.475 $1,000 $5,000 $12,475 $30,000 $3,885 ‘$600 $1,500 $5,085 $18,460 $05,570 $77,118 $008,008 $544,076 $3,411,742 $124,214 $0542 s04at $0.199 $120,316 $07,876 $734,181 $57,622 9,264 67130 $80,000 96,475 $1,000 $5,000 $12,475 $30,000 $3,685, $600 $1,500 $5,085 $18,460 $00,623 $81,362 $705,361 $854,423 $3,086,168, $188,164 30.550 $0432 $0207 $130,021 $102,195 $836,378 $87,500 90.083 9,200 67367 $50,000 $6,475 $1,000 ‘$5,000 $12,476 ‘$30,000 33,885 $600 $1,500 $5,085 $18,460 $104,214 $85,753 $743,054 $564,967 $4,531,133, $253,206 $0.560 90.425 30.215 $140,404 $108,624 $943,001 $117,005 $0084 2010 2011 2012 2013 9,331 9,300 9,385 9,407 07019 67820 68008 68108 36.475 96.475 5 $6.475 $1,000 $1,000 $1,000 $1,000 $5,000 $5,000 $5,000 ‘000 $12,475 $12,476 $12,475 $12,475 $30,000 $30,000 $30,000 $30,000 $3,085 $3,885 $3,885 $3,085 ‘$800 ‘$600 ‘$600 $600 $1,500 $1,500 $1,500 $1,500 $5,085 $5,985 $5,085 $5,085 $18,400 $18,460 «$18,400 $18,400 $108,755 $113,452 $118,308 $123,323 $00,295 $04,001 $90,848 «$104,863 $704,010 $827,477 $872,027 $920,178 $575,700 $588,614 $507,702 $808,050 $5,108,832 $5,603,440 $6,291,148 $6,000,107 $319,638 $380,670 $455,288 © $524,005 90.509 $0679 $0.580 0.600 $0.417 $0.410 $0.404 $0307 $0224 $0233 80.243 90.252 $151,803 $163,980 $178.021 $189,532 $191,162 $115,800 $120,565 $125,420 $1,054,163 $1,169,072 $1,200,537 $1,415,006 $148,745 $180,002 $211,927 $244,232 $0,005 30.068 $0.087 $0,088 2014 0.425 68290 ‘$50,000 $0475 $1,000 $5,000 912.475 $30,000 $3,685, $600 $1,500 $5,985 $18,400 $128,807 $110,046 $970,240 $620,376 $7,520,483 $506,029 $0612 $0301 90.262 $203,043 $130,402 $1,548,368 $276,008 2015 9,440 68408 ‘$50,000 96.475 $1,000 ‘$5,000 $12,478 $006,321 30624 $0306 $0273 $219,305 $135,483 $1,681,051 $310,172 $0070 2016 0,452 68493 ‘$50,000 $0,475 $1,000 $5,000 $12,475 90.637 $0.80 $0264 $235,074 $140,672 $1,822,523 $343,772 $0071 2017 9.401 e854 $50,000, $8475 $1,000 ‘$5,000 $12,478 $30,000 $3,885 $600 $1,800 $5,085 $18,400 $145,003 $126,633 $1,198,674 $655,527 $0,451,622 $811,531 $0650 $0375 $0.205 $253,107 $148,000 ‘$1,968,402 $377,768 $0072 0,408 68502 $80,000 $7,770 200 $6,000 $14,970 $30,000 $3,685 $800 $1,500 $5,085, $20,055 $1,216,238 $077,691 $10,120,314 $883,082 30.674 90.375 $0,308 $272,827 $152,020 $2,120,512 $411,404 $0072 2010 0.468 68607 ‘$60,000 $7,770 $1,200 $6,000 $14,970 ‘$30,000 $3,685, 3600 $1,500 $5,005 $20,055 $167,054 $136,008 2020 9.467 68500 ‘$80,000 $7,770 $1,200 $6,000 $14,970 $30,000 $3,885 ‘3600 $1,500 $5,085 $20,055 $163,317 $142,901 $1,348,423 $701,300 $11,520,177 $1,031,302 TOKSOOK BAY MicroTurbine -Diesel Fuel Debt Service € 7%, 10 Years kWh Gat Gal Fue! Fuel Cost $/Get Fuel Cost Fuel Cost $/kwh 08M Other Non-FuelCoat Replace at 10% of Cost Eneray Storny System Debt Service € 7%, 10 Years Replace snd O&M 10% of Cost ‘Total Expense Turbine Generation kWh /Gat Gai Fust Fust Cost $/Gat Fuel Cost Fut Cost$ewh Variable Non-Fuel Costs $/ewh Variable Non-Fuel Costs Fixed Non-Fuel Costs $/kwh Foced Non-Fuel Costs ‘Total Non-FuelCost ‘Total Power Generation Expenses, ‘Total Generation Expenses 3d Present Worth Expenses, PW Factor PW Total Cost $ Accumulated PW Total Costs: 4, Power Costs & PCE Payments 4a Power Costs: ‘Ava. Costwh PW Ava Costiwh 4'b, PCE Payments PCE Payment $/kwh PCE Payment PW PCE Payments Accumulated PW PCE Payments Sys Losses 1990 = Sys. Losses 2020 = Load Factor ‘Ava. Eligible PCE kwh Sold as % of Total = 1,146,489 1,310,819 209 ° SSSSSSSSsxcoss 104 104,155 $1.63 $100,773 $0157 30.112 $108,111 $0.17 $159,108 $205,278 $435,049 $435,049 1,000 $435,049, $438,049 $0370 $0379 $0.20 $116,042 $116,042 $116,042 2002 4,187,604 1,353,971 300 ° SSSSssssssoo8s 0.908 $450,598 $885,647 $0393 $0379 so21 $125,385 $121,145, $238,087 15.00% 8.00% 05 51% SSSSESESS Loo SE 23 as $191,210 $0.121 123,370 30.18 $185,000 $308,449 $499,668 $499,008 0.934 $406,445 $1,352,002 $0408 90.370 $0.21 $134,955 $125,422 $363,508 kWnigel year 2005 = 10 kWhvgal year 2020 = 13 Tubine Generation Installed Costkw = $650 ‘Ava. PCE per kwh sold = 02 2004 2008 2006 2007 1.272.278 1,315,858 1,350,764 1,404,505 1441915 1.486694 11532001 1.877.828 2 339 350 ‘380 ° o ‘500 ‘500 30 $0 $325,000 $325,000 J so $46.273 46.273 ° 0 100 102 ° 0 183200 184,473 $143 $149 $155 $161 $0 $0 $236717 $248,231 $0 $0 $0155 80157 30 $0 $32500 $34,483 $0 $0 $455,084 $482,756 $0 $0 $32,500 $32,500 $0 0 $75,000 $75,000 30 so © $10678 $10,678 0 od ‘$7,500 $7,500 30 $O $821.258 062.422 108 109 o o 110,599 192,724 so * $183 $191 * 0 $202,786 $214,951 » $0 90170 $0174 % so $0128 © $0131 %0 30 $132,010 $143,087 J 0 $0.19 $0.20 %0 $0 $109,985 $214,631 $0 $0 $392,275 $367,718 %0 $0 $535,001 $572,668 0 $0 $595,001 $572,008 © $821,258 $882,422 0902 oe Oe oe $482,504 $400,047 $001,477 $701,581 31,834,686 $2,333,734 $3,025,211 $3,728,792 $0421 $0435 $0804 80.814 $0379 = $0378 $0800 80.400 $0.22 $0.29 $024 $0.25 $143,681 $153,004 $164,727 ‘$178,114 $120,772 $134,197 $138,608 $143,200 $493,261 $627,478 $706,174 ‘$000 442 Est. Year 2001 Fuel Cost S/gat . $127 Est 2001 Fixed Non-Fuel Cost $iiewh = 30.28 Variable Non-Fuel Cost Sewn (Le Turbine O&M) $0.020 2008 2000 2010 2011 2012 1,450,151 1,498,432 1,543,499 1,501,172 1,639,629 1,624,188 1,671,018 1,718,362 1,768,201 1,814,523. 1 382 302 403 ana S00 500 500 500 500 $325,000 $325,000 $325,000 $325,000 $325,000 $48.273 $46,273 $46,273 © $48.273 $48,273 104 108 109 4 13 155,742 157,008 158,270 189,528 160,780 $1.67 S174 $1.81 $1.68 $1.96 $260,282 $272,803 $206,000 $200,608 © $314,343 30.106 $0170 $0.173 $41,098 $43,444 $45,972 $574,508 $608,217 $643,003 $32,500 $32,500 $32,800 $75,000 $75,000 ‘$75,000 $10,678 = $10,678 $10,878 $7,500 $7,500 $7,500 $098,685 $1,048,510 $1,100,800 ° 0 o 0 ° ” 0 CJ » 0 0 r) 0 0 $0 ” * ” $0 0 0 0 $0 $0 $0 » 0 0 $0 0 0 0 $0 $0 $0 0 $0 $0 $0 $0 0 30 $0 $0 $0 w $0 0 ci $0 0 so $0 $0 $0 $005,638 $050,904 $008,585 $1,048,510 $1,100,880 0706 0750 ors 0.709 0.685 $711,623 $722,196 $732,003 $743,909 $754,035 $4,438,016 $5,100,610 $5,803,503 $6,636,812 $7,300,648 30625 30.836 soe47 $0080 $oe71 $0401 $0,483 $0475 $0487 90.460 $0.25 $0.26 $027 $0.28 $0.20 $108,190 $200,093 $214,562 $228,040 $244,168 $147,015 $162,896 $187,431 $162,300 _ $167,242 $1,057,358 $1,200,004 $1,367,425 $1,529,724 $1,806,006 Fuel Infection Factor 40% Waste Heat Capital invest per KW General inftation Factor 3.0% Discount Rate 35% Hot Water Waste Heat Boller = $100 2013 2014 2015 2016 2017 2018 2019 2020 1,688,812 1,738,720 1,780,354 1,840,713 1,802,707 1,045,008 1,000,141 2,053,402 1,863,323 1,012,502 1,062,325 2.012.813 2.083.140 2.114.225 2 105,798 2.217.674 428 co “8 450 an 433 404 508 800 500 00 500 500 000 00 600 ‘$390,000 $85,827 130 170,590 $268 $450,448 $0208 $71,174 $998,440 $39,000 $75,000 $10,678 $7,500 $1,638,709 0 o o o o ° ° ° 30 so $0 ” 0 s0 $0 %0 » 0 cd » wo 2 * 0 $0 30 $0 0 $0 %0 30 $0 » 0 0 ” 0 0 so $0 $0 $0 0 $0 $0 $0 $0 0 $0 $0 0 0 $0 $0 30 $0 $0 $0 $0 30 $0 $0 $0 $0 $0 90 $0 $0 $0 $0 0 $0 Co wo so 0 a $0 so 30 so ) %0 $0 $0 0 $1,155,768 $1,213,318 $1,273,633 $1,398,632 $1,403,038 $1,488,134 $1,500,747 $1,636,760 0082 0639 0618 0.507 0s77 0.887 0538 0520 $704,008 $775,001 $788,827 «$707,042 $800,140 $829,104 $840,245 $851,374 $8,155,716 $8,931,516 $9,718,344 $10,516,286 $11,325,428 $12,154,620 $12,004,005 $13,846,240 $0084 $0008 so7i2 so741 30.768 $0781 $0707 $0453 30.446 30.440 30.427 $0426 0.420 $0415 $0.30 3031 $0.32 $0.35 $0.6 $0.37 $0.38 $200,205 $277,987 $205,435 $394,773 $366,157 $378,765 $402,062 $172,250 $177,949 $182,514 $103,065 $108,452 $203,012 $209,447 $1,980,225 $2,046,575 $2,229,080 $2,600,007 $2,008,358 $3,012271 $3,221,718 2001 2002 2003 2004 2005 2008 2007 2008 2000 2010 2011 2012 2013 2014 2015 2016 2017 2018 2010 2020 5. Waste Heat Recovery ‘Available Waste Heat For Sale (1,000,000 Btu) 90 30 30 $0 $0 10,506 10,475 10,437 10,390 10,384 10,336 10,308 10,273 10,230 10,202 10,164 10,124 (Diesel Fuel Gel Equivalent) $0 $0 30 $0 30 76134 75008 75628 75290 75100 74895 74678 74442 74104 73031 73053 73961 Capital Investment 0 30 $0 $0 $0 $50,000 $50,000 ‘$50,000 $50,000 $50,000 $80,000 $50,000 ‘$80,000 $80,000 300,000 ‘$60,000 ‘$80,000 Debt Service @ 5%, 10 Years so so %0 0 30 98.475 96.475 96.475 90.475 $8475 96.475 98.475 96.475 96.475 $7,770 $7,770 $7.70 O8M at 2% of Investment 0 ” $0 $0 30 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,000 $1,200 $1,200 $1,200 Replacement at 10% of Investment 0 0 %0 so % $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $5,000 $6,000 ‘$8,000 $6,000 ‘Total Expenses Heat Recovery $0 so 30 $0 so $12,475 $12,475, $12,475 $12475 812.475 $12,475 812.475 $12,475 $92,475 $14,970 $14,670 $14,670 District Heating System Capital investment $0 $0 30 0 $0 $30,000 ‘$30,000 ‘$30,000 $30,000 $30,000 $30,000 $30,000 $30,000 $30,000 ‘$30,000 $30,000 ‘$30,000 Debt Service € 5%, 10 Years 0 so $0 30 30 $3,005 $3,885 $3,685 $3,005 $3,685 $3,885 $3,685 $3,685 $3,605 $3,805 $3,085 $3,085 O&M at 2% of Investment $0 $0 $0 30 %0 ‘$000 $600 $800 $800 $600 $600 $800 3800 $000 ‘$600 ‘$800 ‘$600 Replacement @ 5% on investment r*) 0 $0 30 %0 $1,500 $1,800 $1,800 $1,500 $1,500 $1,800 $1,800 $1.00 $1,600 $1,600 $1,500 $1,500 Total Expenses District Heating 0 0 $0 %0 30 $5,085 $5,985 $5,085 $5,985 $5,085 $5,985 $5,085 35.085 $5,085 $5,085 $5,985 $5,005 ‘Tote! Expenses Weste Heat 0 so 0 $0 $0 $18,460 $18,460 $18,460 $18,400 $18,460 $18,400 $18,480 $18,460 $18,460 $20,055 $20,955 $520,055 Waste Hest Sales Net Income $0 $0 $197,638 © $122,173 $128,861 «$131,703 $136,705 $141,880 $147,200 $152,702 $164,230 $170,285 $178,484 = $182,003 $106,203 0 so 30 $0 $0 $00,178 $103,713 $108,400 $113,243 $118,245 $123,400 $128,740 $134,241 $145,770 $151,804 $158,024 = $161,038 © $168,539 «$178,337 ©. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses $498,040 $400,260 © $490.068 © $535,081 © $572.068 $722,080 $758,700 $707,237 $837,751 $880,941 $025,101 $072,129 $1,021,527 $1,073.402 $1,127,863 $1,185,027 $1,245,014 $1,328,108 $1,302,207 $1,481,431 PW Total Expenses $435,040 $450,508 $406,445 $482.504 $400,047 $007,072 $017,211 $628,621 $898,108 $845,033 $855,022 $005.858 — $878.030 $088.37 $806,773 $707,332 S718.007 $738,082 «$749,510 $780,172 Accumulated PW Total Expenses $435,040 $885,647 $1,382,002 $1,834,686 $2,333,734 $2,041,708 $3,558,016 $4,185,538 $4,821,735 $5,467,000 $6,123,400 $6,780,340 $7,405,375 $8,151,713 $8,848.486 —$9,555.818 $10,273,625 $11,012,786 $11,762.207 $12,572,400 Accumulated PW Savings From W. H. Sales %0 0 %0 $0 $0 $83,505 $167,876 $253,077 $330,075 $425,835 $513,522 $601,502 $000,340 $770,804 $800,857 $000,408 $1,051,001 $1,141,833 $1,232,568 $1,323,771 7. Power Coste & PCE Payments with Waste Heat Offset, 7.0 Power Costs ‘Avg Costiewh $0379 © $0383 30.408 30421 10435 $0531 30.540 90.550 $0500 90870 $0599 30.605 90817 $0630 soee2 30.006 90712 PW Ava Costfewh $0379 $0379 070 30.378 370 $0447 $0430 $0432 $0425 $0410 30.400 $0.400 90.305 $0380 30.380 90.375 $0370 7. PCE Payments PCE Payment Siw $0.20 $021 $021 $022 90.230 90.168 $0.176 $0,163 $0101 $0.200 $0217 soz 30.236 $0248 30.200 $0291 90.303 PCE Payments $116,042 $125,385 $134,355 $143,681 $183,004 $118,676 $125,005 $135,670 $148,126 $187,273 $181,704 $105,255 $200,577 $224,800 $277,008 © $207,108 $317,711 PW PCE Payments $116,042 $121,145 $125,422 $120,772 $134,107 $08,238 © $102.901 $108,635 $110,070 $115,396 $124,519 $120,217 $134,005 $198,683 $154,734 $150,051 «$168,250 ‘Accumulated PW PCE Payments $116,042 $238,087 $363,508 $403,281 $627,478 $725,715 $828,107 $034,742 $1,045,712 $1,161,108 $1,405,530 $1,534,755 $1,807,643 $2,100,408 $2,285,140 $2,415,001 $2,580,351 Accumulated P W of PCE Savings: %0 $0 %0 90 $0 $40,458 $81,398 $122,616 $164,282 $208,317 $201,428 $334,470 $421,440 $500,501 $553,218 $507,170 $841,367 8. Potential Rate Reduction.kwh From Sales of Waste Heat %0 0 %0 » $0.000 90073 $0074 0075 $0076 $0077 $0078 $0070 30.078 30.080 $0081 $0,062 $0,083 30.083 30.084 30.085 St.MARY'S/PITKAS POINT Sys Losses 1999 = 15.00% kWhigal year 2005 = 10 Est. Year 2001 Fuel Cost /gal . $114 Fuel inflection Factor 40% Waste Heat Capital invest per KW MicroTurbine -Diesel Fuel Sys. Losses 2020 = 8.00% kWhigel year 2020 = 3 General Inflation Factor 3.0% ‘Load Factor . 05 Est. 2001 Fved Non-Fusl Cost $/kwh = $0.28 Discount Rate 3.5% Hot Water Waste ‘Avg. Eligible PCE kwh Tubing Generation Installed Costikw = $050 Variable Non-Fuel Cost $/kwh Heat Botler = $100 Sold as % of Total = 38% Ava PCE per kwh sold = 02 (Le, Turbine 08M) 80.020 Your 2001 2002 2003 2004 2008 2006 2007 2008 2000 2010 2011 2012 2013 2014 2018 2016 207 2018 2019 2020 1. Load Requirements kWh Sales. 2,809,385 2,685,905 2,721,807 2.778.800 2.836.555 2.804.801 2.053.628 © 3.013.037 3.073.027 3,133,508 3,194,751 3.258.485 3.318.000 3,381,607 3.445.175 3.500.234 3STRETS §— 3,630,007 3.704.000 3,771,285 kWh Generated 2,983,907 3.038.448 © 3,003,787 3.149.409 3.205.907 3.281.476 3,317,000 3.374.001 3.431547 3.488.739 3.548.174 3,603,843 3.081.743 3.710.887 3.778.200 3,838,763 3,808,524 = 3.054.405 = 4.013.642 4.072.088 WY Demand 31 04 708 719 732 745 758 770 763 7.7 810 23 38 eo 863 oe 880 03 16 630 2, Turbine Generators 100 kw ° ° ° ° 0 500 500 00 500 500 500 500 500 00 500 500 00 600 800 600 3. Expenses 3.0 Expenses Copital Cost Turbine Generation $0 $0 co $0 $325,000 $325,000 $328,000 $325,000 $328,000 Debt Service @ 7%, 10 Years $0 30 $0 30 $46,273 $46,273 $46,273 $40,273 $48,273 kWh (Gal 0 0 ° 0 109 Wd 13 15 WwW? Gal Fue! 0 ° ° ° 321,331 320,300 319,328 318,412 317,550 Fuel Cost $/Get sie $119 $123 $128 $1.62 $1.00 $1.75 $1.83 $1.90 Fuel Cost 30 0 0 30 $521,384 $540,409 © $500,413 $581,150 $802,767 Fust Cost Sewn $0 %0 so $0 30.140 $0152 90.156 $0150 $0162 aM 30 $0 $0 30 $83,315 $87,227 $01,305 $95,555 $99,084 Other Non-FueiCost 30 $0 $0 30 $1,108,408 $1,221,177 $1,278,267 $1,337,768 $1,300,773 Replace at 10% of Cost $0 $0 $0 $0 $32,500 $32,600 $32,600 $32,500 $32,600 Eneray Storny System 30 30 $0 $0 ‘$75,000 ‘$78,000 $75,000 $75,000 ‘$75,000 Debt Service @ 7%, 10 Yeers 30 30 0 $0 $10,678 $10,678 $10,678 $10,678 $10,678 Replace and OSM 10% of Cost 30 90 %0 $0 ‘$7,500 $7,500 $7,500 $7,500 $7,500 ‘Total Expense Turbine Generation 30 90 % $0 $1,068,056 $1,045,853 $2,028,937 $2,111,433 $2,199.475 kwh (Gal 10.7 108 0 0 ° ° 0 ° 0 0 0 0 0 0 o o 0 Gol Fuel 108,462 110,599 © 0 » $0 $0 » » 0 $0 0 $0 0 0 » $0 Fust Cost $/Ge! $1.76 $1.83 $0 $0 0 $0 30 $0 0 $0 30 30 $0 % 30 $0 $0 Fuel Cost $101,219 $202,786 0 so $0 $0 so $0 » $0 %0 $0 $0 $0 $0 $0 $0 Fut Costs wh $0 105 30.170 0 30 %0 $0 $0 $0 0 $0 30 $0 0 %0 so 90 0 Variable Non-Fuel Costs $/ewh $0121 $0.126 $0 30 0 $0 30 so 0 $0 $0 so #0 0 #0 $0 $0 \Veriable Non-Fusl Costs $123,379 $132,910 $0 $0 0 $0 so 30 0 $0 $0 $0 %0 0 30 30 $0 Foced Non-Fuel Costs $/ewh $0.18 $0.19 $0 0 0 30 30 %0 0 30 3 %0 30 0 30 $0 $0 Foced Non-Fusi Coste $185,069 $199,365 % 0 $0 30 30 so 0 $0 so 30 %0 0 $0 so 30 ‘Total Non-FusiCost $308.449 $332,275 $0 30 0 $0 $0 %0 %0 $0 30 #0 0 rd 0 0 %0 Total Power Generation Expenses $499,068 $535,061 %0 0 0 0 80 so 0 %0 $0 %0 %0 0 0 0 ‘Tota! Generation Expenses $499,068 © $535,001 $572,068 $1,587,942 $1,053,177 $1,721,834 $1,703,423 $2,028,037 $2,111,433 $2,100,475 $2,201,200 $2,388,750 $2,408,273 $2,005,877 $2.713,610 $2,825,003 3b. Present Worth Expenses PW Fector 1.000 0.908 0.634 0.902 087s 0.642 oat 0706 0.750 0734 0.709 0.685 0.082 0638 0618 0.867 0877 oss? 0538 0820 PW Total Cost $ $435,049 $450,508 $408,445 $482,504 $409,047 $1,396,600 $1,344,861 $1,959,346 $1,961,040 $1,370,651 $1,370,452 $1,388,342 $1,307,311 $1,408,354 15,462 $1,424,620 $1,433,040 $1,451,893 $1,400,002 $1,409,056 ‘Accumulated PW $435,049 $885,647 $1,382,002 $1,834,688 $2,333,734 $3,670,233 $6,015,004 96,368,440 $7,730,388 $0,101,037 $10,480,489 $11,068,631 $13,208,142 $14,672,406 $16,087,058 $17,512,587 $18,046,435 $20,308,328 $21,850,290 $23,320,187 Total Coste 4. Power Costs & PCE Payments 48 Power Costs ‘Ava. Costhewh $0167 $0178 $0184 $0193 $0,202 10548 $0.500 $0584 $0506 $0608 sooz 30098 $0650 $0,005 $0680 80.006 so716 yo732 $0749 PW Ava Costhewh $0167 $0160 90.171 30.174 $0178 90.402 $0.455 30.443 30437 90.432 90.428 soa2t soa so4tt 90.408 30.401 $0300 $0.04 $0390 4b PCE Payments PCE Payment $/twh 90.24 $024 3025 30.28 $027 $0.20 30.30 30.31 $0.32 $0.33 30.34 30.98 90.37 90.38 30.39 3041 $042 PCE Payment $243,750 $257,572 $272,110 $287,426 $303,532 $338,205 $357,037 $378,744 $307,405 $419,240 $442,148 $408,211 $491,500 $518,073 $545,001 $575,319 $808,125 PW PCE Payments $227,543 $232,315 $237,198 $242,006 $248,923 $256,005 $281,000 $267,081 $272.242 «$277,452 $282710 «$288,017 «$203,372 «$208,778 == $304,229) $309730$315.278 Accumulated PW PCE $008,507 $900,822 $1,137,058 $1,370,064 $1,628,687 $2,138,682 $2,307,651 $2,664,732 $2,098,074 $3,214,426 $3,407,198 $3,785,152 $4,078,524 $4,377,900 $4,681,520 $4,091,258 $5,308,538 5. Waste Heat Recovery Available Weste Heat For Sale (1,000,000 Btu) (Diesel Fue! Gel Equivalent) Capital investment Debt Service @ 5%, 10 Years O&M at 2% of Investment, Replacement at 10% of investment Total Expenses Heat Recovery District Heating System Capital investment Debt Service @ 5%, 10 Years O&M at 2% of investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat Waste Heat Sales Net Income. 6. Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expenses PW Total Expenses: ‘Accumulated PW Total Expenses ‘Accumulated PW Savings From WH. Sales 7. Power Costs & PCE Payments with Waste Heat Offeet Ta Power Costs ‘Ava Costikwh PW Ava Costtewh 7b PCE Payments PCE Payment $/kwh PCE Payments PW PCE Payments ‘Accumulated PW PCE Payments Accumulated P W of PCE Savings 8. Potential Rate Reduction. kwh From Sales of Weste Heat 8 essess sesssss 2002 2003 0 30 0 30 0 30 0 $0 0 $0 »” $0 30 so $0 30 $0 $0 $0 $0 so $0 30 30 0 %0 so 30 $0 $0 $498,300 $499,668 $450,508 $406,445, $885,647 $1,352,092 0 $0 SSssess sssssss 8 ss $595,061 $482,594 $1,834,686 $0193 90.174 $024 $287,572 $232,316 $900,822 $0 $0 3 Ssssss ssssess ss $572,068 $499,047 $2,333,734 $0202 $0.176 $0252 $272,110 $237,138 $1,137,058 w 2008 2,367 162081 $50,000 96.475 $1,000 $5,000 $12.475 $30,000 $3,885 $800 $1,500 $5.085 318.460 $224 804 $208 344 $1,380,000 $1,162,764 $3,496,497 $173,738 $0477 90.104 $212,998 $179,287 $1,317,245 $62,719 so.071 2007 22,003 150674 ‘$50,000 96.475 $1,000 $5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,085 318,400 $230,612 $212,152 $1,441,025 $1.172275 $4,068,772 $348,322 30.202 $220,045 $184,620 $1,501,065 $125,022 $0072 2008 21,765 157718 $50,000 $6,475 $1,000 $5,000 312.475 $30,000 $3,885 $236,002 $218,142 $1,503,602 $1,181,880 $5,850,661 $517,778 2000 21.474 185609 $50,000 38.475 $1,000 $5,000 $12,475 ‘$30,000 $3,685 $600 $1,500 2010 21,180 153544 ‘$50,000 $6.475 $1,000 $5,000 $12,478 $30,000 $3,885 $1,500 $18,480 $240,137 $230,677 $1,637,379 $1,201,308 $8,243,655 $857,383 $0523 $0.383 90.230 $273,762 $200,868 $2,088,136 $300,515 s0.074 2011 20,010 181621 ‘$50,000 36.475 $1,000 35,000 $12,475 $3,085 90.535 $0.370 $0240 $201,105, $200,370 $2,204,506 $370,228 $0074 2012 20,636 149535 $50,000 $6,475 $1,000 $5,000 $92,475 $30,000 $3,885 $1,500 $5,085 $18,480 $1,782,967 $1,221,236 $10,676,187 $1,192,004 30.548 $0375 $0250 $309,392 $211,917 $2,508,423 $430,552 30.075 $5,000 $12.47 $30,000 $3,085 ‘$600 $1,500 $1,800,526 $1,231,205 $11,907,433 $1,358,700 $0561 $0371 $0201 $328,671 $217,600 $2,723,932 $490,404 30.076 2014 2015 2016 19,042 19,585 143770 141921 ‘$80,000 96.475 $1,000 ‘$5,000 $12,478 ‘$30,000 $3,685 $800 $1,800 $5,085 $18,460 $276,502 $283,837 «$201,374 $258,041 $285,376 $272,014 $1,041,434 $2,025,624 $2,113,638 $1,241,961 $1,251,617 $1,261,729 $13,148,704 $14,400,311 $15,062,040 $1,823,702 $1,687,647 $1,850,547 90.574 30588 $0002 $0367 $0363 $0,300 90.272 30.283 $0295 $348,993 $370,410 ($302,978 $223,147 $228,833 $234,565 $2,947,079 $3,175,012 $3,410.477 $560,056 $800,241 $868,047 $0078 30077 078 2017 19,332 $50,000 $8,475 $1,000 $12,478 18,504 134738 ‘$80,000 $7.70 $1,200 96,000 $14,070 ‘$30,000 $3,685, $1,800 95.065 $20,055 $0680 $0.48 $0347 $496,867 $258,448 $4,408,485 $808,053 ‘$0,080 TUNUNAK MicroTurbine -Diesel Fusl Year 1, Load Requirements kWh Sales. kWh Generated KW Demand 2, Turbine Generators 100 kw 2. Expenses 3.0 Expenses: Capital Cost Turbine Generation Debt Service @ 7%, 10 Years kWh Gal Gal Fust Fuel Cost $/Gal Fuel Cost Fusl Cost Sewh 8M Other Non-FusiCost Replace at 10% of Cost Energy Storgy System Debt Service @ 7%, 10 Years Replace and O&M 10% of Cost Total Expense Turbine Generation kWh (Gal Gal Fust Fusl Cost Gai Fuel Cost Fusl Cost$iiowh Variable Non-Fusl Costs $/kwh Variable Non-Fusl Costs, Fired Non-Fusl Costs $/kwh Foed Nor-Fusl Costs Total Non-FueiCost Total Power Generation Expenses. Total Generation Expenses ‘3.b. Present Worth Expenses PW Factor PW Total Cost $ ‘Accumuated PW Total Costs 4. Power Costs & PCE Payments 4.0 Power Costs Avg Costiewh PW Avg. Costixwh Ab, PCE Payments PCE Payment $/kwh PCE Payment PW PCE Paymerts Accumulated PW PCE Paymerts kWhigal year 2005 = kWhigal year 2020 = Tubine Generation Instaled Cost/kw 50% Avg PCE per kwh sold = Sys Losses 1999" 15.00% ‘Sys. Losses 2020 = 8.00% Load Factor . os Avg. Eligible PCE kwh ‘Sold as % of Total = 2001 2002 2003 750,168 767,178 784,347 857,090 674,583 801,541 198 200 204 ° ° 0 90 0 #9 0 Co *” ° ° ° ° ° ° 12 $1.27 122 a 0 0 0 2 0 0 0 0 0 2 0 $0 so $0 $0 $0 $0 0 90 0 0 9 0 0 0 0 104 = 105 107 104,155 108,314 108,462 $163 $1.70 $1.76 $169,773 $180,223 $191,219 90.157 $0.161 90.165 $0112 $0116 90.121 $108,111 $114,458 $123,379 90.17 90.17 90.18 $159,166 $171,687 $185,089 $265,276 $206,146 $308,449 $435,049 $466,360 $499,668. $435,049 $466,300 $499,668 1,000 0.986 0934 $435,049 $450,508 $408,445 $435,049 $885,647 $1,352,002 $0.580 $0.608 90.637 $0.580 $0.587 90.505 $0.20 $0.21 $0.21 $75,017 $79,403 $84,021 $75,017 $76,718 $78,435 $75,017 $151,734 $230,160 2004 801,674 908,564 207 ° SESEEEEEEY C088 0.902 $482,504 $1,634,686 $0.22 $88,883 ‘$80,167 $310,337 819,158 025,649 ant BSSSESESESSOoBS 0871 $499,047 $2,333,764 $0.23 ‘$94,000 $81,916 $992,252 10 13 $850 02 2008 2007 636,800 654,509 942,785 980,000 215 219 500 500 $325,000 $325,000 46273 $46,273 10.0 102 4.279 1,988 $1.48 $1.54 $130,941 $145,085 90.148 90.151 $20,004 $20,980 $280,059 $293,725 $32,500 $32,500 $75,000 $75,000 $10678 $10,678 ‘$7,500 ‘$7,500 $536,955 $556,741 0 0 a 2 0 0 2 9 9 0 $0 0 9 9 0 0 90 cd 0 90 $0 $0 $596,965 $556,741 0.842 0814 $452,102 $452,909 $2,785,835 $3,238,745 90.642 90.651 $0.540 9. $0.24 $0.25 $09,386 $105,052 $83,680 $85,460 $475,902 $561,392 Est. Year 2001 Fuel Cost $/gal $1.22 Est. 2001 Fed Non-Fusl Cost wh $0.28 Variable Non-Fuel Cost $/kwh (Le. Turbine O&M) 30.020 2008 2000 2010 2011 2012 872,585 800,889 908.030 927,368 945,053 977,202 904,580 1,011,052 1,020,378 1,046,855 223 ar 231 235 230 00 500 500 500 500 $325,000 $225,000 $325,000 $325,000 $325,000 $46,273 $46,273 $46,273 $46,273 $48,273 104 106 10.9 114 11.3 $3710 93.451 63,208 82.978 82,750 $161 S167) $1.74 S181 $1.88 $150,448 $158,030 $161,847 $167,905 $174,214 90.154 $0157 $0180 $0163 $0168 $21,008 $23,080 $24,168 $25,320 $26,522 $307,977 $322,836 $338,331 $354,482 $371,315 $75,000 $75,000 $75,000 $75,000 $75,000 $10.678 $10,678 + $10878 $10,678 $10,678 $7,500 $7,500 $7,500 «$7,500 ‘$7,500 $577,371 $508,878 $621,205 $644,658 $860,003 ° ° ° ° ° 0 90 $0 9 cd 0 9 $0 $0 0 90 Cg $0 9 0 2” 9 0 *” 9 0 0 $0 ” 0 0 $0 $0 0 $0 0 90 $0 ” 0 0 $0 90 a 9 90 0 so 90 0 $0 90 $0 $0 0 $577,371 $508,878 $621,205 $844,658 $000,003 078 860750 = O74 = 70088 $453,809 $454,705 $455,863 $457,010 $458,230 $3,002,553 $4,147,348 $4,603,212 $5,080,222 $5,518,453 soee2 $0672 $0684 = $0605 80.707 $0520 $0511 $0502 «$0,403 «80.484 $025 «$028 = 027, $028 $0.29 $111,013 $117,284 $123,879 $190,814 $138,108 $87,256 $89,087 $00,804 $02,737 $04,505, $048,648 $737,715 $828,609 $021,345 $1,015,041 Inflection Factor 4.0% Waste Heat Capital Invest per KW. General inflation Factor 3.0% Discount Rate 35% Hot Water Waste Heat Boiler = $100 2013 2014 2015 2016 2017 2018 2019 2020 983,506 1,002,654 1,021,868 1,041,241 1,080,770 1,080,457 1,100,301 1,081,958 1,000,577 1,117,242 1,134,053 1,152,703 1,170,495 247 251 25 258 283 27 500 00 500 00 500 600 600 00 $46,273 $46,273 «$46,273 $46,273 $46,273 $55,527 ‘$55,527 $55,527 1.5 W7 11.9 124 124 128 128 13.0 92,555 92,982 92180 92,008 91,846 91,602 01,547 91,410 $195 $208 $2.11 $220 $22 $238 $2.47 $257 $180,784 $187,623 $104,744 $202,156 $200,871 $217,001 $226,258 $234,955 $0170 $0173 80.177 $0.181 $0185 90.180 90.193 $0.198 $27,778 $29,081 $90,441 $31,858 $33,334 $34,871 $38,472 $38,138 $388,857 $407,196 $426,180 $446,018 $406,681 $488,199 $510,008 $533,996 $75,000 $75,000 $78,000 $75,000 $75,000 $75,000 $75,000 $75,000 $10,678 $10,678 $10,678 © $10,678 $10,678 $10,678 $10,678 += $10,678 $7,500 ‘$7,500 $7,500 ‘$7,500 $7,500 $7,500 $7,500 ‘$7,500 $604,368 $720,762 $748,317 $776,963 $808,637 $853,677 $886,042 $919,735 o ° o ° ° 0 o ° x 2 0 2 #0 2 9 * 2 cd 9° 0 0 9 2 #0 90 $0 0 0 $0 0 2 $0 2 $0 cd 0 90 9 9 $0 *” 2 ” $0 0 9 2 $0 0 0 9 $0 90 9 2 $0 0 0 #0 2 0 2 *° 2 0 $0 $0 $0 #0 Co Co 9 0 $0 0 90 90 90 2 0 9 90 90 0 0 0 0 0 $694,368 $720,702 $748,317 $776,963 $808,837 $853,677 $886,042 $919,735 0.662 0.639 0618 0597 os77 0.587 0.5368 0.520 $450,521 $400,877 $462,206 $463,774 $465,308 475672 $477,010 $478,405 $5,977,973 $6,438,851 $6,901,147 $7,364,921 $7,890,229 $8,305,001 $8,782,911 $9,251,316 $0.720 90.733 90.748 90.760 $0.775 $0.805 90.620 90.836 90.476 90.460 90.461 90.454 90.447 90.448 90.441 90.435 $0.30 $0.31 $0.32 $0.34 $0.36 90.36 9.37 $0.38 $145,772 $153,830 $162,209 $171,199 $180,550 $190,374 $200,694 $211,533 $96,470 $08,380 $100,265 $102,187 $104,124 $108,077 $108,046 = $110,030 $1,112,410 $1,210,770 $1,311,035 $1,413,222 $1,517,346 $1,623,423 $1,731,469 $1,841,499 3 3 : 3 3 Yoar 6. Waste Heat Recovery Available Waste Heat: For Sale (1,000,000 Btu) (Olese! Fust Gal Equivalent) Capital Investment Dott Service @ 5%, 10 Years O&M at 2% of Investment Replacement at 10% of investment Total Expenses Heat Recovery District Heating System Capital Investment Dott Service @ 5%, 10 Years O&M at 2% of Investment Replacement @ 5% on Investment Total Expenses District Heating Total Expenses Waste Heat SSSsss SESEBES SSSSSs SEESEES SSSSSE SEEEEES SSESEE SEBEEEES SS8ESEE SESESES Waste Heat Sales Net Income: ss ss ss 8s 8s . Total Generation Expenses Minus Net Income from Waste Heat Sales Total Expernes. $435,049 $466,380 PW Total Expenses $435,040 $450,598 Accumulated PW Total Expenses. $435,040 $885,647 ‘Accumulated PW Savings From W. H. Sales 0 0 $499,068 $408,445, $1,362,002 $535,061 $572,668 $482,504 $499,047 $1,634,686 $2,333,734 0 0 7. Power Costs & PCE Payments with Waste Heat Offset 7.0 Power Costs ‘Avg. Cost/ewh PWAVvg. Costikwh 7.b PCE Payments PCE Payment $/kwh PCE Payments PWPCE Paymerts: Accumuated PW PCE Payments Accumuated P.W of PCE Savings $0580 $0.560 90.637 90.505 $0067 = $0600 sdeq = $0,600 $020 $021 $021 «= $022 $0.20 $75,017 $79,403 $84,021 $88,883 $94,000 $75,017 $76,718 $78,435 $80,167 $81,916 $75,017 $151,734 $230,100 $310,337 $302,252 0 %0 $0 $0 %0 6. Potential Rate Reduction kwh From Sales of Waste Heat 0 0 ” 0 $0,000 2008 6,466 46853 ‘$50,000 $6,475 $1,000 $5,000 $12,475 $30,000 $3,685 ‘$600 $1500 $5,985 $18,460 969.544 $51,084 $485,871 ‘$409,090 $2,742,824 $43,011 90.581 90.489 ‘90.180 $75,121 $455,502 $20,430 90.081 2007 2008 2009 2010 6,384 6,303 6,224 6,146 46258 45674 45101 44537 $50,000 $50,000 $50,000 $50,000 $6,475 $6,475 96,475 96,475 $1,000 $1,000 $1,000 $1,000 $5,000 ‘$5,000 $5,000 $5,000 $12.475 = $12,475 $12,475 $12,475 $30,000 $30,000 $30,000 $30,000 $3,685 $3,885 $3,885 $3,685 $600 ‘$600 $600 ‘$600 $1,500 $1,500 $1,500 $1,500 $5,085 $5,065 $5,985, $5, $18,460 = $18,460 $18,480 $18,460 $71,408 = $73,327 $75,303 $77,337 $52,047 $54,886 «= $56,643 «$58,876 $503,704 $522,505 $542,008 $562,419 $409,637 $410,684 $411,628 $412,664 $3,152,681 $3,563,345 $3,974,973 $4,387,637 $86,084 $129,208 $172,375 $215,575 $0.500 90.500 $0.609 $0619 90.480 90.471 90.462 90.454 90.167 90.195 $0.203 $0211 $70,002 $84,052 $90,284 $95,913 $65,000 $66,771 $68,563 «$70,374 $620,502 $587,274 $655,636 $726,211 $40,000 $61,374 $81,878 $102,308 90.062 $0. 90.064 90.065 2011 6,070 43063 ‘$50,000 $6475 $1,000 ‘$5,000 $12,475 $30,000 $3,885 $600 $1,500 $5,965 $18,460 $79,429 $60,960 $583,680 $413,788 $4,801,425 $258,707 $0.629 90.446 $0220 $101,854 $72,208 5708,417 $122,928 2012 2013 5,904 5,920 4437 42899 $50,000 $50,000 96,475 $6,475 $1,000 $1,000 $5,000 ‘$5,000 $12475 = $12,475 $90,000 $30,000 $3,685, $3,885 $600 $600 $1,500 $1,500 $5,985, $5,065 $18,460 $18,460 $81,581 $83,703 963,121 9 $85,333 $805,862 $629,035 $414,996 $416,285 $5,216,422 $5,632,708 $302,031 $345,267 0.640 $0,652 90.439 90.432 $0.229 90.238 $108,124 $114,730 $74,059 $78,902 $872,476 $048,406 $143,465 $164,002 $0.087 90.068 2014 5,847 42368 ‘$50,000 $6,475 $1,000 $5,000 $12,475 ‘$90,000 $3,885, $600 $1,500 $5,965 $18,460 $86,067 $67,608 $853,185 $417,649 $8,050,356 $388,495 90.664 $0.425 90.247 $121,717 $77,826 $1,028,235 $184,535 $0.089 2015 216 2017 5,775 5,703 5,632 41844 41327 40815 $50,000 $50,000 $50,000 $6,475 $6475 96,475 $1,000 $1,000 $1,000 ‘$5,000 $5,000 ‘$5,000 $12,475 = $12,475 $12,478 $3,685 $3,885 $3,685 $600 ‘$600 ‘$800 $1,500 $1,500 $1,500 $5,965 $5,985 $5,065 $18,460 = $18,460 $18,460 $88,402 $90,801 | $03,263 969,042 $72,340 $74,803 $419,088 $420,505 $422,160 $6,400,443 $6,890,038 $7,312,207 $431,704 $474,883 $518,022 90677 = $0690 = $0.703 90.418 $0.412 90.405, $0.257 90.268 $0279 $129,077 $136,837 $145,018 $70,741 $81,677 $83,633 $1,105,976 $1,187,653 $1,271,286 90.070 0.071 90.072 2018 §,563 40308 ‘$80,000 $7,770 $1,200 $6,000 $14,970 ‘$30,000 $3,885 $600 $1,500 $5,985 $20,955 $95,790 $74,834 $778,842 $433,974 $7,746,181 $559,720 90.734 ‘90.409 $0292 $154,827 $1,357,558 $265,867 90.071 2019 5,493 39607 ‘$80,000 $7,770 $1,200 $8,000 $14,970 ‘$30,000 $3,865 ‘$800 $1,500 $5,985 $20,965 $98,382 ‘$77,427 $808,615 $435,327 $8,181,507 $601,404 90.748 $0.403 90.303 $163,016 $88,246 $1,445,002 $285,687 $0.072 5,425 39310 $60,000 $7,770 $1,200 ‘$8,000 $14,970 $30,000 ‘$3,685, ‘$800 $1,500 $5,985 $20,955 $101,041 $80,086 $830,649 $436,748 $8,618,256 $643,061 $0.763 $0.297 $0315 $173,492 $90,243 $1,598,045 $305,454 $0073 CENTRALIZED POWER PLANT AT BETHEL AND SWGR TRANSMISSION SYSTEM COAL-FIRED GENERATION WITH AND WITHOUT WIND GENERATION WITH WIND GENERATION Bethel + Group 1-6 Vileges Expected Load Growth Diatrict Heating System ‘Tank Farm Subtotal ‘SWOR Bystem SWGR T-Line Additional Cost Bethel-Kalakag svcs ‘Substations Vilege Modifications Phase Conversion Equip Subtotal Total Capital Coste Nuvista Generation- Village Sys. Losses 1999= 15.00% Vilage Sys. Losses 2020 = 8.00% Bethel Sys. Losses 8.00% Tranamission Losses 10.00% Load Factor Villages . 05 Load Factor Bethel = = 0.65 ‘Avg. Eligible PCE kwh Sold as % of Total = uy 2001 2002 2003 746 797,787 1,014,781 645,779 370,005, 2,384,320 5 645,122 : 944,643 ! 1,217,045 1,262,315 2,609,385 2,665,308 2,382,634 2, 8 497,738 730 1,470,708 2,526,279 2.604.450 1,367,861 1,418,735 20 745,341 772,713 2 . 720,387 750,48 22 © 481,002 495,724 810,591 23° 1,481,167 1,820,172 1,877,928 24 = -824,728 = 883,700 $83,632 3 . 427,670 446,033 28 1,146, 604 1,229,623 27 780,168 787,178 784,47 28 -M43575 383,204 383,377 20 1,838,500 1,597,107 1,686,808 30 968,471 1,010,700 31 2,272,704 2,360,427 2 801,862 a 12294! 34 633,028 853,286 672,079 35 38,706,032 39,040,740 41,194,541 70,049,689 61,623,024 $475,250 5,825,226 3,195,289 3,295,563 ° ° 87,720,178 90,443,813 é 1 ° 0 ° o ° ° o o ° ° 0 ° ° 0 ° 0 0 ° o 0 $0 2 $0 $0 J J $0 $0 $0 $0 CJ $0 $0 $0 $0 0 CJ $0 so $0 $0 $0 $0 $0 0 o $0 $0 $0 $0 0 $0 $0 90 90 $0. $0 $0 $0 $0 $0 $0 $0 $0 Coal plant Bethel+wind +Bethel V.+1+2+3+4+5, 6 MW Coal Plant Bethel+SWGR+Wind Gen, SWGR Cost Por Mile = Substation Cost each = Vilage Interface 1 phase to 3 phase conversion equip /kW ‘Additional SWGR Cost Bethe! to Kaiskag per mile svcs ‘Avg. PCE per kwh sold In yr 2008 = Loan Period Yr Interest Rate % 2004 2005 2008 1,082,068 1,128,789 923,703 (956,589 1,907,162 1.245.071 171 282 804 396 AT1 044 409.187 685.718 709.568 667,563 688,008 2,060,209 2,751,829 1,163,633 1,202,055 2,658,027 2.729.673 740.570 176.898 1,031,541 1,053,659 1,403,083 1,451,608 2,836,585 2,804,801 2,642,790 1,720,711 614,252 677,628 486,608 507,208 1,272,278 1,380,764 801,674 836,800 404,004 447,160 1,717,504 1,097,602 2,540,624 636,480 1311811 692,996 42,487,435 64,237,082 86,894,235 89,692,090 5,569,303 8,607,628 3,307,398 3,800,754 0 4,874,234 83,204,870 100,876,748 103,883,230 106,863 20,541 21,148 0 23,007,789 24,613,218 ° ° ° 0 18,000 18,000 0 10000 10000 ° 4,362 4.401 0 29,362 20,401 $0 $82,800,000 $82,800,000 $0 $6,500,000 $6,500,000 $0 $8,724,000 $8,982,000 $0 $0 $0 $0 $10,000,000 $10,000,000 $0 $3,508,020 $3,508,029 $0 $81,232,020 $81,490,029 $0 $85,900,000 $85,900,000 $0 $0 $0 $0 $5,000,000 $5,000,000 $0 $9,250,000 $9,280,000 $0 $5,100,000 $5,100 000 $0 $1,232.473— $1.232473 $100,000 $250,000 $150,000 $400 $0 $5,000,000 $0.13 20 5.00% 2007 1,168,135 990,035 1,293,905 838.210 527,141 733,810 708,754 2,844,801 1,241,096 2,801,255 804,707 1,076,414 92,331,496 5,064,794 3,712,084 5,189,556 108,887,840 21,759 15,000 10000 4,621 20,621 $0 ‘$10,000,000 $3,508,020 $81,750,029 $85,900,000 0 $5,000,000 $9.250,000 $5.100,000 $1,232,473 Total Miles SWRG T-Line Vilage Modifications Reqd Phase Conversion Equipment % of Demand Bethel Admin Non-Fuel Expenses $/kwh Sales Vilage Non-Fuel Expenses $/kwh, Sales = Gen. Admin Cost $/ewh ‘'SWGR & Gen. Admin Cost $/kwh SWGR O8M $/kwh Generation O&M Siew Est . Your 2005 Fue! Cost per Gal District Heating OBM/kwh Tank Farm O&M/ewh 2008 2009 2010 2011 1,286,019 4,327,761 1,093,734 1,129,421 1,445,059 1,498,495 943,822 980.418 615.276 646,079 808,869 834,698 772,820 704,783 63,133,278 = 3,232,474 c 1,961,032 1,403,448 i 3,021,027 3,098,089 K 891,051 920,803 1,122, 1,148,803 1,169,008 1,802,203 1,654,044 1,708,706 3,073,027 3,133,808 3,194,781 2,624,003 2,687,074 2,049,830 862,112 601,514 621,218 1,794,770 1,843,667 1,803,218 3,007,562 3,183,750 . 1,743,074 (7,308 1 98,112,282 67,934,628 100,708,470 103,703,817 $683,481 6,608,230 5.69 3,810,095 3,029,404 4,182, 5,304,583 8,481,187 ; 109,020,341 113,010,488 237 (23,007 26,051,121 26,783,486 4.783 4887 75,482,208 77,604,302 6,386,922 8,622,700 15,000 18,000 15,000 18,000 10000, 10000 10000 10000 4,753 4,087 5,022 8,150 (29,753 70,087 30,022 30,189 $52,800,000 $82,800,000 $52,500,000 $52,800,000 {$6,500,000 $6,800,000 $6,800,000 $8,500,000 $9,508,000 $9,774,000 $10,044,000 $10,318,000 0 $0 0 $0 $10,000,000 $10,000,000 $10,000,000 $10,000,000 $3,508,020 $3,508,020 $3,508,029 $3,508,029 $82,014,020 $82,282,028 $82,552,020 $82,626,029 {$85,900,000 $8,900,000 $88,900,000 $85,900,000 $0 $0 0 0 $5,000,000 $8,000,000 $5,000,000 $8,000,000 $9,250,000 $9,280,000 $9,280,000 $9,280,000 $5,100,000 $5,100,000 $8,100,000 $5,100,000 $1,232,473 $1,232,473 $1,232,473 059 wv u 15.00% $0.020 $0.080 0.0075 $0.0078 $0.015 $0.0350 $1.45 $0 0080 $0.0080 2012 1,369,228 1,168,667 1,851,955 1,017,708 677,593 860,901 817,050 3,333,203 1,445,583 3,971,728 951,041 1,192,750 1,760,190 3,256,488 3,013,280 641,224 1,043,413, 2013 1.411,318 1,202,473 1,606,341 1,055,607 709,820 887,496 839,622 3,435,465 7 1 2,313.77 1,532,681 3,432,559 803,462 1718304 (006,345 54,782,054 109,638,993 5,668,488 Wind Gen. S/W $2,000 Purchae Power Costs Bethel Uiities Turbine Gen. installation Cost $/kw . $650 Siew $0.00 Coal Plant installation Cost $/kw $3,500 Kw $0.00 ‘Avg. Heat Rate-BTUkewh Turbine 10,600 Fuel Inflaction Factor 4.0% Avg. Heat Rate-BTU/kwh Coal Plant 18,500 General inftation Factor 3.0% Hot Water Waste Heat Boller $/kw ' $0 Discount Rate 3.8% Tank Farm $/galion of storage $1.50 Coal Cost per ton at 10,000 btu'ton $63 2018 2016 2017 2018 2019 2020 1,497,371 1,541,333 1,885,920 1,631,190 1,678,065 1,723,423 1,277,768 1,318,252 1,385,209 1,304,008 1,435,071 1,475,798 1,717,889 1,775,081 1,833,139 1,802,151 1,982,089 2,012,953 4,133,781 1,173,837 1,214,609 1,286,077 1,341,100 776,408 810.71 045,045 881,632 955,341 941,860 969,630 907,702 1,026,347 ; 1,084,631 885,676 909,160 932,047 987,038 1,006,133 3,644,500 3,751,453 3,850,848 = 3,980,777 4,081,240 4,194,238 1,875,698 1,620,308 1,865,835 1,711,382 1,757,847 1,804,931 3,404,080 3,483,179 3,563,135 3,643,928 3,728,580 3,808,028 1,044,065 = 1,076,844 1,100,508 1,142,657 1,178,202 1,210,412 1,285,309 1,200,001 1,315,019 1,340,185 1,368,588 1,301,229 1,025,569 1,062,337 2,030,028 = 2,008,339» 2,187,572, 2.217.628 3,445,175 3,800,234 3,873,878 3,630,097 3,704,000 3,771,288 3,207,809 3,273,728 3,340,831 3,408,010 3,478,162 3,844,000 703,048 724,288 745,770 767,584 789,698 812,114 2,007,012 2,180,713 2,258,268 © 2,313,021 2,368,425 3,631,860 3,724,901 3,014,437 4,010,021 4,108,549 2,100,149 2,162,845 2,200,063) 2,356,386 2,422,718 1,130,662 1,173,448 1,242,500 524 1,185,477 1,203,204 1,280,449 360,084 700,444 717,218 781,207 788,782 2,221,665 = 2,260,197 2,390,519 2,521,048 1,002,484 1,042,420 1,124,693 1,210,071 110,639 738,336 785,985 838,310 1,780,384 1,840,713 1,045,608 2,083,402 1,002,654 1,021,068 1,080,770 1,100,301 067,685 605,129 751,251 809 549 2,498,262 2,832,128 2,683,154 2,838,542 1,630,157 1,693,603 1,805,111 1,620,107 3,648,777 3,750,342 3,985,388 4.217.977 643,087 (063,229 083,508 904,194 946,066 1812273 1861783 1911898 1962708 2068318 932,839 986,075 979,005 1,004,028 1,053,158 57,720,300 60,231,307 60,752,497 62,292,890 65,430,353 118,852,008 122,007,325 128,203,188 131,719,306 6,612,035 = §,482,240 6,303,116 4,860,200 4,983,415 $8,234,428 6,676,778 6,836,271 7,199,207 120,017,245 130,057,236 142,475,081 149,416,057 26,285 27,608 28.201 28,984 \ 30,577,087 32,184,032 32,956,965 33,766,504 5,879 5,067 6.013 6,161 88,506,142 93,167,807 95,490,604 97,837,638 9,844,016 10,381,089 10,610,067 10,870,849 15,000 18,000 18,000 15,000 10000 10000 10000 10000 10000 8722 5,867 6,013 6,310 6,481 0,722 30,867 31,013 31,310 31,481 $52,500,000 $62,500,000 $82,800,000 $52,800,000 $52,500,000 $52,500,000 $6,500,000 $6,800,000 $6,800,000 $6,800,000 $6,500,000 $6,500,000 $11,158,000 $11,444,000 $11,734,000 $12,026,000 $12,322,000 $12,822,000 # $0 $0 % $0 90 $10,000,000 $10,000,000 $10,000,000 $10,000,000 $10,000,000 $10,000,000 $10,000,000 $3,508,029 $3,608,029 $3,508,029 $3,508,028 $3,508,029 $3,508,029 $3,508,029 $83,666,029 $83,952,029 $64,242,020 $84,534,020 $84,830,020 $85,128,029 $85,430,020 $85,900,000 $85,900,000 $85,900,000 $85,900,000 $85,900,000 $85,900,000 $85,900,000 $0 so 0 © $0 * 0 $5,000,000 $5,000,000 $8,000,000 $8,000,000 $5,000,000 $8,000,000 $5,000,000 $9,250,000 $9,250,000 $9,250,000 $9,250,000 $9,250,000 $8,250,000 $9,280,000 $5,100,000 $5,100,000 $8,100,000 $5,100,000 $8,100,000 $5,100,000 $5,100,000 $1,232,473 $1,232,473 $1,232,473 $1,232,473 $1,232,473 $1,232,473 $1,232,473 $106,482,473 $106,482,473 $1 $0 $106,482,473 $106 482 473 $108 482.473 $106,482,473 $106,482,473 $106,482,473 $108,482,473 $106,482,473 $106,482,473 $106,482,473 $0 $187,714,503 $187 972 503 $188 232503 $188,496,503 $186,764,503 $169,034,503 $189,308,503 $189,584,503 $189,064,503 $190,148,503 $100,434,503 $190,724,503 $19 Vof2 16,503 $191 12,503 $191,610,503 $191 482,473 $108,482,473 $108,482,473 $106,482,473 oarzarz002 Year 2001 2002 2003 2004 2008 2006 2007 2008 2000 2010 2011 2012 2013 2014 2018 2016 2017 2018 2010 2020 4. Expenses: 4.0 Expenees Generation Debt Service $0 30 $0 $0 $6,518,268 $6,538,971 $6,550,034 $6,581,018 $6,602,523 $6,624,188 $6,646,175 $6,068,322 $6,690,790 $6,736,528 $6,750,708 $6,783,229 $6,808,981 96,630,099, Generation O&M $0 $0 $0 $0 $3,530,686 $3,743,909 $3,968,163 $4,203,952 $4,451,800 $4,712,283 $4,985,879 $5,273,270 $5,575,043 $6,224,325 $6,573,198 $6,939,183 $7,323,031 $7,725,527 District Heating System O&M $0 $0 $0 $0 $504,984 $534,844 «$566,880 $000,565 $695,971 $673,179 $712,288 «$753,324 «($796.43 $889,189 $090,028 $001,312 $1,048,147 $1,103,647 Tank Farm O&M $0 $0 $0 $0 $504,384 «$534,844 «$568,880 $600,565 $695.971 $673,179 $712,288 $753,324 «$796,435 $889,189 $030,028 $001,312 $1,048,147 $1,103,647 Fuel Ot Experne $0 $0 $0 $0 $873,430 $935,170 $1,000,808 $1,070,571 $1,144,694 $1,223.428 $1,307,038 $1,395,798 $1,490,000 $1,695,987 $1,808.436 $1,027,862 $2,054,043 $2,187,978 Coal Experme $0 $0 $0 $0 $3,382,208 $3,586,484 $3,801,288 $4,027,161 $4,264,587 $4,514,086 $4,776,206 $5,051,511 $5,340,503 $5,962,571 $6,206,773 $6,647,986 $7,015,072 $7,400,642 ‘Ademin $0 $0 $0 $0 «$756,576 «$778,809 $801,500 $824,403 «$847,579 $871,035 $894,770 $018,782 $943,080 $002,481 $1,017,561 $1,042,929 $1,068,563 $1,004,461 Subtotal $0 $0 so $0 $16,060,096 $16,653,102 $17,265.83 $17,008,234 $18,583,125 $19,201,249 $20,034,604 $20,814,330 $21,632,364 $22,490,451 $23,300,280 $24,333,624 $25,322,003 $26,350,085 $27,446,704 BWRA System Debt Service $0 $0 $0 $0 $8,544,420 $8,544.42 $8,544,429 $8,544,429 $8,544.429 $8,544,420 $8,544,420 $8,544,420 $8,544,420 $8,544,429 $8,544,429 $8,544,429 $8,544,429 $8,544,429 $8,544,429 SWGR O&M $0 $0 $0 $0 $1,513,181 $1,604.32 $1,700.641 $1,801,604 $1, $2,019,537 $2,136,805 $2,250,973 $2,380,904 $2,525,074 $2,667,588 $2,617,085 $2,073,998 $3,138,442 $3,310,040 $3,491,780 ‘Admin $0 $0 $0 $0 $756,576 $850,321 $000,847 $953,957 $1,009,769 $1,068,403 $1,120,986 $1,194,082 $1,262,537 $1,393,784 $1,408,543 $1,486,968 $1,580,221 $1,655,470 $1,745,800 Subtotal $0 $0 $0 $0 $10,814,156 $11,095,301 $11,246,070 $11,408,301 $11,573,735 $11,740,637 $11,034,389 $12,128,385 $12,332,040 $12,545,781 $12,770,057 $13,005,332 $13,252,002 $13,510,639 $13,782,100 Total Expenses $0 $0 $0 $0 $26,884,092 $27,604,329 $28,360,754 $29,155,204 $29,080,428 $30,865,084 $31,784,241 $32,748,719 $33,760,749 $34,622,490 $35,936,031 $37,103,881 $38,328,325 $30,612,077 $40,057,633 $42,387,930 4b PW. Expenses. PW Factor 1.000 0.968 = 0934 0.902 0871 Oeaz oe 0.706 0.739 0.74 0.709 0.685 0.662 0.639 0618 0.507 0.877 0.857 0.538 0.820 PW Total Cost $ $0 $0 $0 $0 $23,427,033 $23.242,105 $23,071,402 $22,015,727 $22,774,317 $22,648,088 $22,532,446 $22,431,094 $22,342,300 $22,285,645 $22,200,626 $22,146,958 $22,104,172 $22,071,099 $22,049,908 $22,037,920 ‘Accurdate PW Total Coste $0 $0 $0 $0 $23,427,933 $46,670,038 $69,741,530 $92,657,257 $15,431,574 $138,078,242 $160,610,688 $183,041,782 $205,284,082 $27,649,727 $249,850.83 $271,097,311 $204,101,483 $316,173,482 $338,223,480 $360,261,309 & Power Cost & POS Payments 5.8, Power Cost ‘Avg. Busber Cost/kwh- Bethel = - : : : $0,108 $0 186 $0.187 $0.188 $0.190 $0,101 $0.193 $0.195 $0.197 $0.200 $0202 $0.208 $0.208 $o2i $o214 $0217 ‘Avg. Cont $/kwh SWGR System - : : : $0251 $0246 $0.242 $0237 $0234 90.230 $0227 $0224 $0.21 $0219 $0216 $0214 $0212 so2tt $0.209 $0.208 ‘Avg. Busber Cost/kwh - Vilages : : : $0436 $0.432 $0429 $0.428 $0.423 $0422 $0.420 so.4to sous $0.418 soais $0419 $0.420 $0.421 $0.423 $0425 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) $0 $0 $0 $0 345,000 349,600 354,200 358,800 © 363,400» 388,000 372,600 «377,200 381,800 386.400 391,000 398,600 400,200 404,800 409,400 414,000 (Diese! Fue! Gal Equivalent) $0 $0 $0 $0 2,500,000 2,833,333 2,588,687 2,800,000 2,633,333 2,886,687 2,700,000 2,733,333 2,768,667 2,800,000 2,833,333 2,886,667 2,900,000 2,933,333 2,986,867 3,000,000 Naste Heat Sales @90% Fuel Cost $3,262,500 $3,438,240 $3,622,819 $3,816,664 $4,020,219 $4,233,052 $4,458,952 $4,693,029 $4,941,219 $5,200,781 $5,473,203 $5,750,008 $6,059,108 $6,373,001 $6,704,185 $7,080,604 7. Power Coste with Waste Heat (WH) Offset 1, Buber Cost Rate Reduction $/iewh from WH Sales. - : : - $0.038 $0038 $0039 $0,040 $0,042 $0,043 $0,046 $0,045 $0,048 $0.047 $0,048 $0.051 $0,082 $0,054 2. Bunbar Coat $/kwh w/ WH Offeet ‘A Bathe! : : : : $0.147 $0,148 $0.148 $0,148 $0.149 $0.180 $0.151 $0.152 $0.153 $0.158 $0.156 $0.160 $0,161 $0.163 B. Vilages : : : : $0,398 $0.393 $0.380 $0,386 $0.380 $0.37 $0.375 $0.373 $0372 $0371 $0.370 $0.370 $0371 $0371 3. Avg. Power Cost with Nor-Fus! Expenses A Bethel $0.167 $0.168 $0.169 $0.170 $0.173 $0.174 $0.176 $0.178 $0.180 $0.162 $0,184 $0.189 $0,102 90.195 B. Vilages $0.478 $0476 $0474 $0473 $0.472 $0.473 $0.473 $0.478 $0.476 $0.479 $0,481 $0488 $0.402 $0.496 4. PW Avg. Costykwh = . z * A. Bethel : : : : $0.148 30.142 $0.137 $0.134 $0.127 $0,123 $0.120 $0.118 $0.115 $0.112 $0.10 $0,108 $0,103 $0.101 aw pow moe : : : : $0.417 $0.401 $0,388 $0.972 $0.47 $0,395 $0,324 $0314 $0.305 $0296 $0,287 $0272 $0,265 $0.258 Power Cost ‘A. Bethel $6,383,280 $6,370,006 $6,378,266 $6,380,714 $6,304,012 $6,408,439 $6,420,738 $6,437,765 $6,457,418 $6,479,551 $6,504,123 $6,560,134 $8,501,407 $6,624,780 B. Viteges $16,512,806 $16,303,900 $16,288,296 $16,189,334 $16,028,634 $15,060,185 $15,003,149 $15,058,329 $1 $15,786,022 $15,763,056 $15,743,577 $18,744,736 $18,753,151 6. Accumiated PW Power Cost ‘A Bathel $6,383,280 $12,762,356 $19,140,622 $25,821,337 $38,302,571 $44,709,010 $51,129,748 $57,567,512 $64,024,930 $70,504,481 $77,008,603 $83,539,600 $00,009,734 $96,801,142 $103,315,921 B. Viteges: $16,512,806 $49,199,122 $05,382,456 {$97,512,023 $13,472,188 $129,375,337 $145,230,666 $161,047,068 $176,833,088 $192,597,044 $208,346,928 $224,000,502 $230,835.239 $255,588,300 Coal plant Bethelswind +Bathel V.+1+2+3+4+5 20f2 oarzar2002 Bethel + Nuvista Generation-16 MW Coal Plant Bethel+SWGR+Wind Gen. Group 1-6 Villages Village Sys. Losses 1999 15.00% ‘SWGR Cost Per Mile = Vilage Sys. Losses 2020 = 8.00% Substation Cost each Bethel Sys. Losses 8.00% Vilage intertace Expected Load Growth ‘Tranamission Losses 10.00% 1 phase to 3 phase Load Factor Vilages . 05 conversion equip ‘kW Lond Factor Bethel == 06s Additional SWGR Cost Bathe! to Kalskag per me ‘Avg. Eligible PCE kwh svcs Sold as % of Total = 34% Avg. PCE per kwh sold In yr 2008 = Loan Period Yr Interest Rate % Year 2001 2002 2003 2004 2008 2006 kwh Sales * ‘Akiachak. 1 1,092,066 1,120,789 Akiak 2 923,703 956,589 Kwathiuk 3 1,197,162 1.248.071 Napaskiak 4 171,282 204.398 Tulukeak 5 ; 471,944 499,187 Nepakiek 6 616.519 085.718 109,568 ‘Atmautiaak 7 608,087 067.563 688,008 Kesigik/Nunapltchuk 8 2,304,012 2.680.209 © 2.751.829 UU Kalokag ® 1,082,077 1,163,633 1,202,055 Avisk 2,451,718 2720. Russian Mission Marana Pilot Station St. Mary's Mt. Vilage Sheldon Pt “437.738 “489,018 Aakanuk 1,427,017 1,470,709 1,860,044 Emmonak 2,449,243 2.526.279 2,683,783 Koti 1,317,806 1,367,881 1,470,518 Tuntutuliak 718.462 748,341 800,579 Kongiganak 700,023 720,387 789,007 Kwigllinogok 22 481,002 405,724 $28,608 Kipruk 23° 1,481,167 1,820,172 1,627,437 Chetornak 24 824,728 614,252 Nightrute 25 408,844 468 606 Toksook Bey 28 1,146,489 1,272,278 Turunak 27 780,186 801,674 Newtok 28 43575 404,004 Chevek 20 1,538,500 1,717,504 ‘Scammon Bay 30 (968,471 1,097,802 Hooper Bay 32,272,784 2,840,624 Eek 32 884,893 636.480 ‘Quinhagok 33 1189286 1311811 Goodnews Bay 6M _ 633,826 602,906 Bethel 38 38,708,032 39,040,740 41,194,541 42,487,435 1. Load Requirements Arrual wth Sold 76,517,812 70,040,660 81,623,024 ‘Vilage System Losses: 5,419,688 §,475,280 5,825,226 Bethe! Losses: 3,006,483 3,195,259 3,295,563 3,397. Tranamission Losses 0 0 ° 0 4, Total kwh Requirements: 85,033,983 87,720,178 90,443,813 93,204,670 100,876,748 KW Demand 17,212 17,788 20,841 kwh Wind Gen. 0 ° 23,007,789 manazie KW Wind Gen 0 0 4.362 1 kwh Coal-Fired Gen. 0 ° 60,272,083 raisons kwh Combustion Turbine Gen. 0 0 7,096,806 7,024,001 2. Generation Capacity 15,000 Coal ° ° ° 0 15,000 18,000 10,000 Turbine ° ° ° 0 10000 10000 ‘Total instal Capectty ° ° 0 ° 25,000 25,000 3. Capital Costs: Generation CostFired Gen. $0 0 $0 $0 $52,500,000 $52,500,000 ‘Comb. Turbine Gen. $0 $0 $0 $6,500,000 $6,600,000 ‘Wind Gen. $0 $0 $0 $0 $8,724,000 $8,962,000 Waste Heat Boker $0 $0 $0 0 $0 0 District Heating System $0 $0 $0 $0 $10,000,000 $10,000,000 Tank Farm $0 a $0 $0 $3,508,029 $3,508,029 Subtotal $o $0 $0 $0 $81,232,029 $81,490,029 BWR System ‘SWGR T-Line $0 $0 $0 $0 $85,900,000 $85,900,000 Additional Cost Bethel-Kalskag $0 $0 $0 $0 $0 $0 Svcs $0 $0 $0 $0 $5,000,000 $5,000,000 ‘Substations $0 2 $0 $0 = $9,280,000 $9.250.000 Vilage Modifications $0 #0 $0 $0 $5,100,000 $5 100.000 Phase Conversion Equip $0 $0 $0 $0 $1,232.473 $1.232473 ‘Subtotal $0 $0 $0 $0 $106,482.473 $108 487.479 Total Capital Coste $0 $0 $0 $0 $187,714,503 $187 972 503 Conl plant Bethel+windO% +Bethel V.+1+2+3+4+8 ‘Total Miles SWRG T-Line ‘$100,000 ‘Substations Required $280,000 Vilage Modifications Reqd $150,000 Phase Conversion eon ‘% of Demand $400 Bethel Admin Non-Fue! Expenses $/kwh Sales: ‘Vitoge Non-Fue! Expenses $/kwh, Sales = $0 Gen. Admin Cost $/kwh SWGR & Gen. Admin Cost S/kwh $5,000,000 'SWGR O4M S/kwh $0.13 Generation O&M Skew Est. Year 2005 Fust Cost per Gal 20 District Heating OAM/ewh 0.00% ‘Tank Farm O&M/kwh 2007 2008 2000 2010 2011 1,168,135 1,246,700 4,327,781 990,035 1,058,608 1,120,421 1,293,905 1,304,349 1,498,495 838.210 907,922 980,418 $27,141 585,186 646,079 733.810 783,471 834,609 708.754 751,160 704,783 2,844,801 3,035,616 3,232,474 1,241,096 1,321,038 1,403,448 2,801,255 2,048,932 3,005,989 804,707 661,784 920,803 1,076,414 1,122,236 1,169,008 1,800,986 1,002,203 x 1,708,706 2,953,628 3,073,027 ¥ 3,104,781 2,024,003 2,687,074 2,040,830 882,112 601,514 621,218 1,704,770 1,843,667 1,803,215 3,007,862 3,183,780 3,271,082 1,743,074 . 1,858,482 947,308 1,009,483 951,661 1,020,843 002,877 634,813 1,886,281 1,995,054 779,032 850,305 871,250 616,038 843, 1,591,172 ; 927,368 g 564,345 2,037,007 = 2,105,228 2,173,652 1,330,792 430, 3,019,770 726,992 1829334 797,479 47,749,998 49,118,208 331 4 95,112,282 97,034,628 100,798,470 MI 683.481 695,230 699,842 159. 304 5,451,187 500.287 100,920.34 113,010,488 116,138,028 119,302,728 el 22,379 23,007 23,642 24,204 25,327,678 = 26,051,121 28,783,486 27,824,713 28,274,746 4,621 4,753 4,007 $,022 §,180 73,386,145 75,482,206 77,604,302 79,751,084 61,928,183 6,154,016 = 8,386,922 8,622,700 6,861,332 9,102,798 15,000 18,000 18,000 15,000 18,000 10000 10000 10000 10000 10000 (28,000 25,000 28,000 28,000 28,000 $52,800,000 $52,500,000 $82,800,000 $52,500,000 $52,800,000 $8,500,000 $6,800,000 $6,800,000 $6,500,000 $6,800,000 $9,242,000 $9,806,000 $9,774,000 $10,044,000 $10,318,000 0 J $0 $0 $0 $10,000,000 $10,000,000 $10,000,000 $10,000,000 $10,000,000 $3,508,029 $3,808,028 $3,508,029 $3,508,029 $3,508,020 $81,750,029 $82,014,029 $82,282,029 $82,552,029 $82,628,029 $85,900,000 $85,900,000 $85,000,000 $85,800,000 $85,900,000 so 0 $0 0 0 $5,000,000 $5,000,000 $5,000,000 $5,000,000 $5,000,000 $9,250,000 $9,250,000 $9,250,000 $9,280,000 $9,250,000 $5,100,000 $5,100,000 $5,100,000 $5,100,000 $5,100,000 $1.232473 $1,232,473 $1,232,473 $1,232,473 $1,232,473 Vof2 ‘eat224 1,943,413 3,350,588 1,917,820 1,041,208 1,055,881 651,001 2,050,879 867,244 639,061 1,630,629 945,953 880,414 2,243,106 1,481,050 3,326,908 53,337,028 106 650.654 5,686,601 4,267.04 5,800,042 5.207 (04,123,717 9,347,080 15,000 10000 25,000 $52,500,000 $6,500,000 $10,504,000 $0 $10,000,000 $3,508,029 $83,102,029 ‘$85,900,000 $0 ‘$5,000,000 $9,250,000 $5,100,000 $1,232,473 106 482.473 $106.482,473 $106,482,473 $106,482,473 $106,482,473 $106,482,473 88 232 503 $188,496,503 $188,764,503 $189,034,503 $189,308,503 $189,584,503 $189,064,503 $190,148,503 $190,434,503 $190,724,503 $191 2013 1,411,318 1,202,473 1,806,341 1,055,697 709,820 087.496 830.622 3,435,485 1,488,336 3,248,335 981,763 109,638,963 $5,668,488 4,362,612 6,052,483 128,742,578 25,501 29,800,991 5.437 06,347,427 9,504,159 Purchse Power Costs Bethel Ltstios ‘Sewh $0.00 sew $0.00 Fuel Inftaction Factor 4.0% General inflation Factor 30% Discount Rate 35% 2018 2018 1,407,371 1,277,768 1,717,680 1,133,761 3,381,697 3,142,145 682,138 2,045,762 3,530,042 2,038,384 1,108,370 1,128,348 683,816 2,163,884 963,279 686,361 1,738,720 983,596 641,104 2,385,488 1,585,583 3,530,849 623,171 1763456 (009,295, 96,246,476 112,668,832 6.642.236 208.459 129,017,245 68,506,142 9,844,016 15,000 10000, (25,000 $82,500,000 $8,500,000 $11,188,000 30 $10,000,000 $3,508,029 $83,606,029 $88,900,000 $0 $8,000,000 $9,250,000 $5,100,000 $1,232,473 2,100,149 1,130,862 1,165,477 710,630 1,789,384 1,002,654 667,085 2,458,262 1,630,187 3,646,777 (043,067 1812273 932,539 87,729,300 118,740,164 $5,607,708 132,328,072 (26,927 34,361,753 8,722 90,060,687 10,096,632 $10,000,000 $3,508,020 $83,952,029 $85,900,000 30 ‘$5,000,000 ‘$0,280,000 ‘$5,100,000 $1,232,473 724.288 2,150,713 3,724,901 2,162,645 1,173,448 1,203,204 717,218 2,280,197 1,042,429 735,336 1,840,713 (068 129 2,832,129 1,893,603 ‘3,750,642 063,229 1881753 956,078 69,231,397 118,652,905 $5,864,682 10,981,080 $11,734,000 $0 $10,000,000 $3,508,029 $84,242,029 $85,900,000 0 $5,000,000 ‘$9,250,000 $5,100,000 $1,232,473 108,482,473 $106,482,473 $108,482.473 $106,482.473 $1 Wind Gen. $/KW ‘Turbine Gen. installation Cost $/iew . Cos! Plant instalation Cost $/kw Avg. Heat Rate-8TUkwh Turbine ‘Avg. Heat Rate-BTUWkwh Coal Plant Hot Water Waste Heat Boller $/kw ‘ ‘Tank Farm $/galion of storage Coal Cost per ton at 10,000 btuton 2019 1,676,065 1,435,071 1,952,089 789,608 2,313,021 4,010,921 2,386,386 1,277,768 1,319,968 788,421 2,480,307 1,168,993 811,938 1,999,141 1,080,457 780,128 2,760,302 1,862,173 4,100,862 925. 2014179 1,028,445 63,851,078 122,007,328 128,203,155 128,440,478 5,362,375 ‘$10,000,000 $3,508,029 $84,534,020 ‘$10,000,000 $3,508,029 $84,830,020 ‘$5,000,000 $9,280,000 $8,100,000 $1,232,473 ‘$5,000,000 $9,250,000 $5,100,000 $1,232,473 $2,000 10,800 15,800 4207977 946,066 2086315 1,053,188 (85,430,353 131,719,306 $5,303,116 428 District Heating System O&M ‘Tank Farm O&M Total Expenses 4b PW. Expernes. PW Factor PW Total Cost $ ‘Accuradate PW Total Coste & Power Cost & POE Payments. S.a. Power Cost ‘Avg. Busbar Cost/kwh - Bethel ‘Avg. Cost $/kwh SWGR System ‘Avg. Busbar Cost/kwh - Vilages 0 Waste Heat Recovery Avaliable Waste Heat For Sele (1,000,000 Btu) (Diese! Fu! Gal Equivalent) Neste Heat Sales @00% Fuel Cost esses sssssess 7. Power Costs with Waste Heat (WH) Offset Bunbar Cost Coal plant Bethet+windO% +Bethel V.+1+2+3+465, ° esses sessssss seg ss esses sessssess ssess sessssss $4,081,601 $3,530,686 $504,384 $504,384 $873,430 $3,382,208 $756,576 $13,813,270 $5,324,124 $1,513,151 $756,576 $7,593,851 $21,207,120 $0.038 $0.19 90.295 90.1399 $0.375 $0.121 90.327 $5,305,144 $14,102,392 $5,305,144 $14,102,392 0.842 $18,455,877 $36,936,457 349,600 2,533,333 $3,438,240 90.038 $0.120 0.206 $0.141 $0.376 $0.18 $0.317 $5,335,231 $14,006,117 $10,640,375 $28,198,508 $4,087,501 $3,968,163 $568,880 $568,880 $1,000,808 $3,801,268 $801,509 $14,793,031 $5,324,126 $1,700,841 $850,321 $7,875,086 $22,668,116 0.814 $18,440,527 $55,376,984 90.121 $0292 90.142 $0.377 90.116 $0.07 $5,367,528 $14,097,968 $18,007,901 $42,296,477 $4,100,701 $4,203,952 $600,568 $800,865 $1,070,871 $4,027,161 $824,403 $15,427,918 $5,324,124 $1,801,604 $900,847 $8,026,664 $23,454,582 0.786 358,800 2,600,000 $3,616,664 90.040 90.122 $0292 90.144 30.379 90.113 $21,409,890 $56,404,108 $4,114,101 $4,451,800 $635,971 $635,971 $1,144,604 $4,284,587 $847,579 $16,094,704 $5,324,124 $053,987 $8,185,995 $24,280,690 0.789 $18,439,044 $92,251,117 $110,703,124 $129,176,884 $147,680,824 $16,223,168 $1 2011 $4,141,301 $4,985,879 $712,268 $712,268 $1,307,036 $4,776,208 $894,770 $17,529,730 $5,326,124 $2,136,805 $1,068,403 $8,529,332 $26,059,062 0.709 2012 $4,155,101 $5,273,270 $753,324 $733,324 $1,395,796 $5,051,511 $018,762 $18,301,110 $5,326,126 $2,250,973 $1,129,986 $8,714,083 $27,015,193 2013 $4,169,101 $5,575,043, $796,435 $796,435 $1,490,000 $5,340,593 $943,069 $19,110,675 $8,324,124 $2,389,304 $1,194,652 $8,008,080 $28,018,785 2014 ‘$4,183,301 $5,801,638 $841,601 $841,691 $1,580,956 $5,644,068 $967,629 $19,960,173 $5,324,124 $2,525,074 $1,262,537 $9,111,734 $29,071,907 0.639 2018 $4,197,601 96,224,328 $880,189 $889,189 $1,695,967 $5,962,571 $092,481 $20,851,324 $5,324,124 $2,687,568 $1,333,784 $9,325,476 $30,176,709 216 $4,212,101 $6,573,199 $930,028 $939,028 $1,008,436 $6,296,773 $1,017,561 $21,786,127 $8,324,124 $2,817,085 $1,408,543 $9,549,751 $31,335,878 0.507 2017 $4,226,701 $6,930,163 $091,312 $091,312 $1,827,662 $6,647 366 $1,042,929 $22,766,405 95,324,124 $2,973,996 $1,486,988 $9,785,027 $32,881,402 O.s77 $18,452,007 $18,473,789 $18,503,040 siseasee $18,508,608 $18,642,677 $18,704,092 $18,772,638 $0.164 90.167 $0.168 90.166 $0.332 90.333 383,400 388,000 2,633,333 2,686,687 $4,020,219 $4,233,952 $0.041 90.042 90.123 90.1285 $0.201 $0.291 90.148 90.148 $0.381 90.383 $0111 $0.108 ; 90.281 $5,477,085 $14,149,059 $26,048,430 $32,328,496 $70,829,314 $84,679,174 2012 90.169 90.165 $0.34 372,600 2,700,000 $4,458,352 90.128 $0291 0.180 $0.386 90.108 $0274 $5,517,529 $14,181,746 $37,843,025 $01 $0.4 $0.335 an 377,200 2,733,333 $4,693,929 0.044 $0.128 $0291 $0.152 $0389 $0,104 $0287 $5,550,625 $14,220,501 $43,402,850 $0.174 $0.162 $0.337 381,800 2,766,667 $4,941,210 90.048 90.129 $0292 90.158 $0,393 $0.102 $0280 $5,603,920 $14,265,930 $49,008.770 306,400 2,800,000 $5,200,781 $0.131 $0.292 $0.187 $0.307 $0.100 90.284 $5,649,746 $14,317,808 $54,656,515 391,000 2,833,333 $5,473,203 $0047 $0.133 80.204 $0.160 $0.401 ‘$0.098 $0248 $5,697,208 $14,378,681 $60,353,721 $0.1 $0.1 $0343 395,600, (2,068,667 $5,750,098 $0.135 90.295 0.097 $0.242 $5,746,271 $14,439,976 $06,099,992 400,200 2,900,000 $6,059,108 $0 080 $0.137 $0.297 90.165 0.411 $0,005 $0.237 $5,796,049 $14,509,051 $4,241,501 $7,323,031 $1,048,147 $7,018,072 $1,068,563 $23,704,508, $1,569,221 $10,031,787 $33,626,292 0.587 $4,256,401 $7,725,527 $1,103,647 $1,103,647 $2,187,978 $7,400,642 $1,094,481 $24,872,302 $8,324,124 $3,310,040 $1,855,470 $10,290,534 $35,162,636 $4.271,501 $8,147,487 $1,163,927 $1,183,927 $2,329,685 $7,804,857 $1,120,620 $28,002,205 $5,324,124 $3,491,780 $1,745,800 $10,561,794 $36,563,999 $18,048,138 $18,930,304 $19,018,972 404.800, 2,933,333 $8,373,901 $0.051 90.139 $0.299 $0.160 $0416 90.004 $0.232 $5,848,913 $14,585,343 90.104 90.159 90.383 409,400 (2,968,067 $6,704,185 $0141 90.301 90.172 $0422 90.082 $0.227 $5,002,378 $14,606,228 $71,896,841 $77,745,785 $83,648,133 $98,860,920 $13,081,421 $127,347,350 $141,665,157 $156,041,038 $170,481,012 $184,000,863 $199,576.206 $214,242,431 $28,994,774 1,887 $203,454,544 $22,158,636 $240,931,273 $259,779,411 $278,700,715 $297,728,687 90.197 $0.159 $0.357 414,000 3,000,000 $7,050,694 90.054 90.144 $0.303 90.175 90.428 90.091 $0223 $5,057,216 $14,752,343 Bethel + Group 1-6 Villages: Expected Load Growth Vilage Modifications Phase Conversion Equip ‘Subtotal Total Capital Coste Nuvista Generation-16 MW Coal Plant Bethel+SWGR+Wind Gen. Village Sys. Losses 1999= 15.00% ‘SWGR Cost Per Mile = Wage Sys. Losses 2020 = 8.00% Substation Cost each Bathe! Sys. Losses 8.00% Vilage Interface Tranamiasion Losses 10.00% 1 phase to 3 phase Load Factor Vilages . 05 conversion equip KW Load Factor Bethel == 06s Additional SWGR Cost Bethel to Kalakag per rile ‘Avg. Blighle PCE kwh ‘Svcs Sold a8 % of Total = 34% Avg. PCE per kwh sold In yr 2008 = Loan Perlod Yr Interest Rate % 2003 2004 2008 2006 084, 1,002,008 1,129,789 : 923,703 (986,589 4,104,121 1,180,170 1,197,162 1,248,071 707,130 738,863 771,282 804,308 419,505 448,414 471,944 499,187 630,103 662,280 685,718 709,588 627,588 647,424 667,563 688.006 2,481,841 . 2,060,209 2,781,829 1,088,644 . 2,819,049 . (606,375 x 987.617 315 1,308,406 908 2,721,807 318 2,466,678 “437,738 454.730 472,024 709 1,515,051 (004,459 1,418,738 1,470,518 1,576,813, 772,713 800,879 887.701 759,348 780,907 852.818 510,501 525,606 586,074 4,877,928 1,627,437 1,728,719 $83,632 614,252 677.828 446,933 468,608 807,208 1,146,489 1,229,623 1,272,278 1,380,784 750,168 784,347 801,674 836,800 43.575 383,377 404,094 447,180 1,838,500 1,656,808 1,717,804 1,042,443 968.471 1,010, 1,053,620 1,097,802 1,188,382 2,272,784 2,380,427 2,449,707 2,540,624 2,727,370 884,803 601,862 619,058 636,480 672,005 1180266 1229480 1270200 1311811 1396828 633,626 653,286 672.979 692,096 . 733,909 35 38,708,032 30,040,740 41,104,541 42,467,435 43,759,422 45,070,501 76,517,812 79,049,660 61,623,024 80,892,090 8 475,280 8,825,226 8,630,401 3,198,280 3,205,883, 0 ° : 5,018,009, 85,033,983 87,720,178 90,443,813 93,204,670 100,876,748 103,853,230 17.212 17,758 18,308 18,863 20,841 21,148 0 0 0 0 23,007,789 24,613,216 ° 0 0 0 4,362 4491 0 0 0 0 69,272,083 71,316,013 ° 9 0 0 7,806,896 7,024,001 0 ° ° 0 18,000 18,000 ° 0 0 0 10000 0 0 0 ° 4,362 ° ° ° 0 20,362 90 $0 $0 $0 $82,500,000 $52,500,000 $0 $0 $0 $0 = $8,500,000 $6,500,000 $0 $0 $0 $0 = $8,724,000 $8,982,000 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $10,000,000 $10,000,000 $0 $0 $0 $0 $3,508,028 $3,508,029 $0 $0 so $0 $81,232,029 $81,490,029 $0 $0 $0 $0 $88,000,000 $85,900,000 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $5,000,000 $5,000,000 $0 $0 $0 $0 $9,280,000 $9,280,000 $0 $0 $0 $0 $5,100,000 $5,100,000 $0 $0 $0 $0 $1,232.473 $1,232,473 $0 $0 $0 $0 $108,482,473 $106, so $0 $0 $0 $187,714,503 $11 Coal plant Bathel+windGrants +Bethel V.+1+2+3+4+5 $100,000 $250,000 —= $5,000,000 1,168,138 990,038 1,293,908 838,210 827,141 733,810 708,784 2,844,801 1,241,096 2,801,285 806,707 1,078,414 92,331,496 8,064,704 3,712,084 5,159,586 106,867,840 21,750 28,327,678 4,621 73,386,148 54,016 15,000 10000 4,621 29,621 ‘$52,500,000 $8,500,000 $9,242,000 ‘$10,000,000 $3,508,029 $81,750,029 $9,280,000 $5,100,000 $1,232,473 1,207,108 4,024,042 1,343,864 672,718 855,808 756,444 720,808 2,930,487 1,280,758 2,673,878 833,003 1,099,206 1,951,184 3,013,037 2,763,887 963,010 1,746,823, 3,012,518 26,051,121 4,753 75,482,298 6,386,922 18,000 10000 4,753 20,753 $52,500,000 $6,500,000 $9,508,000 $0 ‘$10,000,000 $3,508,029 $82,014,029 $85,900,000 $0 $5,000,000 $9,280,000 $5,100,000 $1,232,473 Total Miles SWRG T-Line Substations Required Vilage Modifications Reqd Phase Conversion Equpmert % of Demand Bethel Admin Non-Fusl Expenses $/kwh Sales Vilage Non-Fuel Expennes $/kwh, Sales = Gon, Admin Cost $/kwh SWGR & Gen, Admin Coat $/kwh SWGR O&M $/kwh Generation O&M $/kw Est . Year 2008 Fuel Cost per Gal District Heating O&M/kwh 2011 1,327,761 1,120,421 1,498,495 3.133.278 1,361,932 3,021,027 891.051 4.122.238 1,148,803, 1,602,203, 3,073,027 2,824,903 882,112 1,704,770 3,007,962 3,183,780 1,743,074 1,800,313, 947,308 978,134 951,681 602,877 1,886,261 779,032 571,250 1,496,432 1,380,008 3010.70 3,120,811 726,902 748,778 1820334 707.479 40,118,208 51,012.280 97,034,628 100,798,470 103,703,617 8.605.230 6,800,042 8,607,068 3,920,484 4,040,480 4,182,983 6,451,187 6,500,287 5,748,660 148,010,488 116,138,028 119,302,728 23,007 23,042 24,204 28,783,486 27,824,713 28,274,748 4,087 8,022 8.150 77,004,302 79,751,084 1,025,183 8,822,700 8,061,332 9,102,708 15,000 18,000 18,000 10000 10000 10000 4,987 8,022 8,180 20,087 30,022 30,189 {$52,800,000 $82,500,000 $82,500,000 {$8,500,000 $6,800,000 $6,800,000 $0,774,000 $10,044,000 $10,318,000 $0 $0 $0 $10,000,000 $10,000,000 $10,000,000 $3,508,029 $3,508,070 $3,508,029 $82,262,028 $82,552,029 $82,826,029 {$85,900,000 $88,900,000 $88,900,000 $0 $0 $0 $8,000,000 $8,000,000 $8,000,000 $0,280,000 $9,280,000 $9,250,000 $5,100,000 $5,100,000 $5,100,000 $1,232,473 $1,232,473 $1,232,473 lof2 es0 wv 18.00% $0.020 $0.080 0.0075 '$0.0075 $0.015 $0.0350 $1.45 90.0080 $0.0050 2012 1,369,228 1,165,667 1,851,955 1,017,709 677,593 860,901 817,050 3,333,203 1,445,583 3,171,728 951,041 1,192,750 1,760,190 3,256,485 3,013,260 641,226 1,043,413 3,350,558 1,917,520 84,123,717 9,347,080 18,000 10000 5297 30,297 $52,500,000 ‘$8,800,000 $10,894,000 $0 $10,000,000 $3,508,029 $83,102,029 $85,900,000 $0 $5,000,000 $9,250,000 $5,100,000 $1,232,473 2013 1411,318 1,202,473 1,606,341 1,055,607 709,820 087,496 839,622 3,435,485 1,488,336 3,248,338 981,763 1,216,729 3.077.368 661,530 1,094,262 2,108,088 924,872 062,501 1,688,812 964,696 615,027 2,313,771 1,532,881 3,432,580 803,482 1718304 109,638,993 125,742,878 25,591 29,800,991 5,437 86,347,427 9,504,189 Purchae Power Costs Bethel Utities ‘Stew $0.00 sw $0.00 Fuel Inftaction Factor 4.0% General intation Factor 3.0% Discount Rate 35% 2014 2015 909,160 3,751,453 1,620,308 3.483.170 1,076,844 1,200,081 1,082,337 3,509,234 3,273,728 724,258 2,180,713 3,724,901 2,162,848 4,173,448 1,203,204 117,218 2,280,197 1,042,420 735,398 1,840,713, 1,021,808 695.120 2,832,120 1,699,603, 3,759,342 863,229 1061753, 956,075 50,231,307 112,068,832 8,642.238, 4,400,718 6,206,459 129,017,248 26,285 30,577,087 5,579 86,506,142 9,844,016 18,000 10000 5579 30,879 $6,500,000 $4,500,000 $8,500,000 $11,188,000 $11,444,000 $11,734,000 $0 $0 0 ‘$10,000,000 $10,000,000 $10,000,000 $3,808,020 $3,808,020 $3,808,020 $83,088,020 $83,952,029 $84,242,029 {$85,900,000 $85,000,000 $85,900,000 $0 $0 $0 $5,000,000 $8,000,000 $8,000,000 $9,280,000 $9,250,000 $0,280,000 $5,100,000 $8,100,000 $5,100,000 $1,232,473 $1,232,473 $1,232,473 1473 $108,482,473 $108,482.473 $108,482,473 $106,482,473 $108,482,473 $108,482,473 $106,482,473 $108,482,473 $108,482,473 $108,482.473 $1 503 $188,232,503 $188,496,503 $18,764,503 $189,034,503 $180,308,503 $189,584,503 $189,664,503 $190,148,503 $190,434,503 $10,724,503 $191 Wind Gen. S7KW Turbine Gen. instalation Cost $/kw - Coal Plant Inatalation Cost $/kw ‘Avg, Heat Rate-BTUkwh Turbine ‘Avg. Heat Reate-BTUrkwh Coal Plant Hot Water Waste Heat Boller $/kw . Tank Farm $/galton of storage Coal Cost per ton at 10,000 btuton 2017 2018 2010 1,885,020 1,631,130 1,676,968 1,355,200 1,304,005 1,435,071 1,833,130 1,802,151 1,982,080 1,214,600 1,286,077 1,298,240 845,845 r 907,792 058. 932,047 ! 3,850,048 x 1,685,595, ‘ 3,583,138 . 728. 1,109,508 1,142,657 1, 1,318,010 1,340,185 1,388,588 2.039.028 © 2,008,339 2.157.572 3,573,875 3,630,007 3,704,900 3,340,831 3,408,010 3.478.162 745,70 767,684 «780,608 2,204,165 2,258,268 2,313,021 31819,007 3.014.437 4.010.921 2,226,449 2,290,963 2,356,386 4,207,727 1,242,800 1,277,788 1,241,828 1,280,449 1,319,068 734,190 751,207 768.421 2.330.482 2,300,519 2,460,307 1,083,171 1,124,603 ‘1,168,903 780,451 785,985 938 1,802,707 1,948,606 1,990,141 1,080,770 1,080,487 751,281 780,128 2,007,008 2,683,184 2,760,302 1,748,921 1,808,111 1,862,173 3871,845 3,985,385 4,100,882 883,508 904,104 625,016 1911808 = 1962708 2014179 979,005 1,004,028 1,028,445 60,782,407 62,292,800 63,851,075 128,440,478 8,382,378 $,108,188 6,997,008, 148,928,090 20,684 34,584,959 €.310 100,208,826 19,134,314 18,000 10000 6,310 3,310 $52,800,000 $52,800,000 $52,500,000 ‘$4,500,000 $6,800,000 $6,800,000 $12,026,000 $12,322,000 $12,620,000 CJ so $0 {$10,000,000 $10,000,000 $10,000,000 $3,508,029 $3,508,029 $3,508,029 $84,534,029 $84,830,029 $85,128,029 ‘$88,900,000 $88,000,000 $88,900,000 0 tJ 0 $8,000,000 $8,000,000 $5,000,000 $9,280,000 $0,250,000 $9,250,000 $5,100,000 $8,100,000 $5,100,000 $1,282,473 $1,232,473 $1,232,473 ATS $106,482,473 $108,482,473 16,503 $191,312,803 $19,610,503 $3,500 10,800 18,500 4217977 946,006 2066315 1,053,188 65,430,353 04/24/2002 Year 2001 2002 2003 2004 2008 2008 2007 2008 2009 2010 2011 2012 2013 2014 2018 2016 2017 2018 2019 2020 4 Expenses 4.0 Experes Generation Debt Service $0 $0 $0 $0 $0 $0 $0 $0 $0 % $0 $0 $0 $0 $0 $0 $0 0 $0 $0 Generation O&M $0 $0 $0 $0 $3,830,686 $3,743,000 $3,968,163 $4,203,952 $4,451,800 $4,712,253 $4,985,879 $5,273,270 $5,575,043 $5,801,638 $6,224,325 $6,573,199 $6,939,163 $7,323,031 $7,725,527 $8,147,487 District Heating System O&M $0 $0 $0 $0 $504,384 $534,844 $568,880 © $600,565 $635,071 $873,179 $712,268 $753,324 $796,495 $841,601 $880,180 $930,028 $091,312 $1,048,147 $1,103,647 $1,163,927 ‘Tank Farm O&M $0 $0 $0 $0 $504,384 $534,844 $566,080 © $600,565 $835,971 $873,179 $712,268 $753,324 $796,435 $841,601 $889,180 $930,028 $991,312 $1,046,147 $1,103,647 $1,163,927 Fuel Ol Expense 30 $0 $0 $0 $873,430 $935,170 $1,000,808 $1,070,571 $1,144,604 $1,223,428 $1,307,038 $1,305,796 $1,490,000 $1,589,958 $1,695,087 $1,808,436 $1,927,662 $2,054,043 $2,187,978 $2,329,885, Coal Expense $0 $0 #0 $0 $3,382,208 $3,586,464 $3,801,288 = $4,027,181 $4,264,587 $4,514,086 $4,776,208 $5,051,511 $5,340,593 $5,644,068 $5,962,571 $6,206,773 $6,647,366 $7,015,072 $7,400,642 $7,804,857 ‘Admin $0 $0 $0 $0 $756,576 $801,500 $824,403 «$847,879 $871,035 $804,770 $018,782 $943,060 $067,620 $992,461 $1,017,861 $1,042,029 $1,088,563 $1,004,481 $1,120,620 Subtotal $0 $0 $0 $o $9,551,668 $10,705,529 $11,327,216 $11,080,603 $12,667,161 $13,388,429 $14,148,008 $14,941,874 $15,776,872 $16,653,722 $17,874,025 $18,530,764 $19,583,004 $20,615,900 $21,730,703 WRG Bystem Debt Service $0 $0 0 $0 $0 $0 $0 $0 $0 $0 0 $0 $0 $0 %0 0 0 $0 30 $0 ‘SWGR O&M $0 $0 $0 $0 $1,513,151 $1,604,532 $1,700,641 $1,801,694 $1,907,014 $2,019,537 $2,138,808 $2,250,973 $2,380,304 $2,525,074 $2,667,588 $2,817,085 $2,073,036 $3,138,442 $3,310,040 $3,401,780 ‘Admin 30 $0 $0 $0 $756,576 $802,266 $850,321 $900,847 $953,957 $1,000,769 $1,068,403 $1,120,006 $1,104,652 $1,262,537 $1,333,784 $1,408,543 $1,486,968 $1,560,221 $1,655.470 $1,745,800 ‘Subtotal $0 $0 $0 $0 $2,269,727 $2,406.79 $2,850,062 $2,702,541 $2,681,872 $3,029,306 $3,205,208 $3,380,059 $3,583,956 $3,787,610 $4,001,352 $4,225,628 $4,460,003 $4,707,063 $4,066,410 $5,237,670 Total Expenses so $0 $0 $0 $11,821,395 $12,520,930 $13,256,401 $14,020,757 $14,842,474 $18,696,466 $16,593,637 $17,535,068 $18,525,530 $19,564,482 $20,655,074 $21,790,653 $23,000,687 $24,260,667 $25,882,311 $26,968,374 4. PW. Expenses PW Factor 1.000 0966 = 0.934 0.902 0.871 0.842 0.814 0.786 0.750 07m 0.709 068s 0.662 0.639 068 0.507 0.877 0.887 0.838 0.820 PW Total Cost $ $0 $0 $0 $0 $10,901,663 $10,542,287 $10,784,164 $11,027,262 $11,271,547 $11,516,984 $11,763,541 $12,011,188 $12,250,886 $12,509,611 $12,760,329 $13,012,009 $13,264,621 $13,518,135 $13,772,822 $14,027,753 ‘Accumuiate PW Total Costs $0 $0 $0 $0 $10,301,663 $20,643,940 $31,628,114 $42,685,376 $53,026,022 $65,443,006 $77,207,447 $89,216,633 $101,478,510 $113,088,131 $126,748,459 $139,760,468 $153,025,088 $166,543,224 $180,315,745 $104,343,499 6 Power Cost & PCE Payments 5.0, Power Cost ‘Avg. Busbar Costikwh- Bethel =~ : - - $0.110 $0113 $0116 $0.119 $0.122 $0.126 $0.133 $0136 $0.140 $0,144 90.148 $0.182 $0.196 $0.161 $0,165 ‘Avg. Cost $/kwh SWGR System : - : $0083 $0054 $0,086 $0.087 $0.080 $0.060 $0.064 $0,068 $0,087 $0,089 $0.071 $0.073 $0,078 $0.077 $0,079 ‘Avg. Busbar Costikwh- Vilages = - : - : $0,163 $0167 $0.171 $0.176 $0,161 $0,186 $0,196 $0,202 $0.207 $0213 219 $0.28 $0,231 $0.237 90.244 ©. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) $0 $0 $0 $0 345,000 349,600 388,600 363,400 368,000 372,600 377,200 381,800 386,400 391,000 395,600 400,200 404,800 409,400 414,000 (Close! Fue! Gal Equivalent) $0 $0 $0 $0 2,800,000 2,533,333 2,600,000 2,633,333 2,666,667 2,700,000 2,733,333 2,766,667 2,800,000 2,833,333 2,866,687 2,900,000 2,033,333 2,966,667 3,000,000 Neste Heat Sales @00% Fuel Cost $3,262,500 $3,438,240 $4,020,219 $4,233,052 $4,458,952 $4,693,929 $4,041,219 $5,200,781 $5,473,203 $5,759,098 $6,050,108 $6,373,901 $6,704,185 $7,050,604 7. Power Costs with Waste Heat (WH) Offset 1, Busbar Cost Rate Reduction $/kwh from WH Seles - : : : $0.038 90.038 90.039 90.041 $0,042 80.043 80.044 90.048 $0.046 80.047 $0,048 $0.080 $0.054 2. Busbar Cost $/kwh w/ WH Offaet A Bethel - : - : $0.072 $0.075 $0.07 $0.08 $0,064 $0.086 $0.089 $0.001 $0.04 $0.007 $0.099 $0.102 sort B. Vitages - s : : $0.128 $0.129 $0.132 $0.140 $0.144 $0.148 $0.152 $0.187 $0.16 $0,168 $0.170 $0.178 $0.190 3. Avg. Power Cost with Non-Fuel Expenses. A Bethel $0.092 $0.005 $0.098 90.104 $0,107 $0.110 $0.113 0.117 $0.120 $0.123 90.127 $0.131 90.143 B. Vilages $0,208 $0211 $0.217 $0230 $0.237 $0244 $0.251 $0.286 $0285 $0273 $0281 $0,280 $0.15 4, PW Avg. Costiiewh : : . - A Bethel : : - : $0.081 $0.080 $0.080 $0.079 90.078 $0.078 $0078 $0.07 $0.07 $0.076 $0.076 $0.078 $0,074 B. Vitages - : : : $0.179 $0.178 $0.177 $0.178 90.174 $0.173 80.172 $0.171 $0.170 $0.160 $0,168 $0.167 $0,164 5. PW Power Cost A Bethe! $3,522,607 $3,600,412 $3,606,472 $3,871,575 $3,050,501 $4,225,326 $4,314,423 $4,403,757 $4,403,316 $4,583,008 $4,859,535 B. Vitages $7,708,721 $7,908,546 $8,112,680 524,583 $8,732,311 $9,362,005 $0,574,042 $9,786,081 $10,000,846 $10,215,598 $1 $10,864,005 6. Accumdated PW Power Cost A Bethe! $9,522,607 $7,132,108 $10,828,581 $14,612,445 $18,484,021 $22,443,611 $26,491,508 $30,627,987 $34,053,313 $30,167,737 $43,571,404 $48,064,810 $52,647,895 $57,320,040 $62,084,157 $66,937,692 B. Villages $7,705,721 $18,614,267 $23,726,927 $32,044,945 $40,860,529 $40,301,839 $58,243,000 $87,304,092 $76,756,158 $86,330,200 $96,117,181 $106,118,026 $116,333,626 $126,764,624 $137,412,438 $148,277,243 Coal plant Bathel+windGrants +Bethel V.+1+2+3+4+5 2012 oar24/2002 Bethel + Group 1-4 Vieges 75% of Expected Load Year Tuukeak St. Mary's Substations Vilage Modifications Phase Conversion Equip Subtotal Total Capttal Coste Nuvista Generation-16 MW Coal Plant Bethel+SWGR+Wind Gen. Vioge Sys. Losses 1999= 15.00% SWGR Cost Por Mile = Vilage Sys. Losses 2020 = 8.00% Substation Cost each = Bethel Sys. Losses 8.00% Vilage interface Tranamission Losses 10.00% 1 phase to 3 phase Load Factor Vilages = Oo conversion equip /kW Load Factor Bethel s 06s Additional SWGR Cost Bethe! to Kaiskag per mile ‘Avg, Eligible PCE kwh svcs Sold as % of Total = 34% Avg. PCE per kwh sold in yr 2005 = Loan Period Yr Interest Rate % 2001 2005 2008 947,418 1,092,088 1.128.789 707,787 23.703 (086.580 1,014,781 9,997,162 1,245.071 645,779 771.282 804.398 370,095 471,946 499.187 $04,237 685,718 709.568 568,630 667,563 688.008 2.309.517 2.751.829 k 1.202.055 2,384,320 2.729.673 045,122 176.896 944 643 1,053.659 1,217,045 1.451.609 2,608,385 2.804.801 2,352,634 2.842.799 437,738 828.712 427/017 1,470,709 1,681,083 daeonea 2520279 2608480 2,845,883, 1,317,696 1,367,861 1,418,735 1,876,813 718,462 745,341 772,713 ; 700,023 2 481,002 2 1,481,167 24 824,728 25 408.844 28 1,148,489 27 750,168 28 $43,575 29 1,838,500 41,717,504 30 988.471 1,097,802 3 2,272,784 2,840,624 2 636,480 3 1301811 u 692,996 8 30,040,740 41,194,541 42,487,435 79,049,660 81,623,024 64,237,862 0.90 0.98 0.97 76,817,812 78,280,172 70,090,564 81,710,748 5.419.688 5,364,581 6,302,123 5.232.441 3,006,483 3,195,289 3,205,863 3,307,305 0 ° 0 ° 85,033,983 86,819,012 88,588,250 90,340,582 17.212 «17,540 i 10,209 0 ° 0 ° o ° ° ° 0 0 0 ° 0 ° ° ° ° 0 ° ° 18,000 18,000 0 ° 0 ° 10000 10000 ° 0 0 ° 4475 4.281 ° 0 0 ° 20,175 29,281 $0 $0 0 90 $0 0 » 90 $0 $0 90 $0 $0 0 $0 $0 $0 $0 90 $0 $0 0 90 0 0 % $0 $0 $0 ” 90 $0 $0 $0 90 $0 $0 $0 $0 $0 $5,000,000 $8,000,000 $0 $0 $0 $0 $9,250,000 $9,250,000 $0 $0 $0 $0 $5,100,000 $5,100,000 $0 $0 $0 $0 $1,173,290 $1,173,290 $0 $0 $0 $0 $0 $0 $0 $0 75Coal plant Bethel+wind +Bathel V.+1+2+3+4+5 $100,000 $250,000 = $5,000,000 $0.13 20 5.00% 2007 1,168,135 990.035 1,293,905 838,210 $27,141 733,810 708,754 2,044,001 1,241,096 2,801,255 804,707 1,078,414 1,500,986 4,325 29,325 ‘$52,500,000 $6,500,000 $8,650,000 0 $10,000,000 $2,009,961 $80,459,981 $85,000,000 $0 $5,000,000 $9,250,000 $5,100,000 $1,173,290 1,480,181 072,558 492,402 1,971,658 1,282,450 2,920,666 101,717,888 20,808 24,107,132 4.308 69,849,653 7,761,073 15,000 10000 4,398 29,396 $52,500,000 {$6,500,000 $8,798,000 0 $10,000,000 $2,609,081 $80,605,961 $85,000,000 30 $5,000,000 ‘$9,250,000 $5,100,000 $1,173,290 Total Miles SWRG T-Line ‘Substations Required Vilage Modifications Reqd Phase Conversion Equipment % of Demand Bethe! Admin Non-Fuel Expenses $/kwh Sales ‘Vilage Non-Fuel Expenses $/kwh, Sates = Gen. Admin Cost $/kwh SWGR & Gen. Admin Cost $/kwh SWGR O&M $/kwh Generation O&M Skew Est. Year 2005 Fuel Cost per Gal District Heating OAM/cwh ‘Tank Farm O&M/kwh 2000 2010 2011 1,206,919 1,327,761 1,003,734 1,129,421 1,445,959 1,498,405 943,822 980,418 615,278 648,070 808,889 172,820 3,133,278 1,361,932 3,021,027 091,051 1,145,803 1,654,044 3,133,598 2,987,074 001,514 1,843,667 3,183,750 4,743,074 1,000,313 947,308 078,134 951,061 985,803 602,677 618,772 1,886,261 1,040,281 179,032 014,324 871,280 593.435 1,496,432 1,843,439 008,939 639,820 x 2,105,229 1,390,782 1,380,006 3,019,770 3,120,511 726,902 145,778 1829334 1874830 797,479 010,286 49,118,205 50,505,746 97,034,628 100,798,470 103,703,617 0.02 09 0.90 90,000,658 §=— 91,728,608 = 93,333,435 4,701,162 4,671,608 = 4,856,328 3,920,464 = 4,040,460 4,152,083 4,876,275 4,880,286 4,507,747 103,386,778 108,028,021 108,640,492 20,609 21,108 21,393 24,802,688 © 24,801,641 25,273,797 4,470 4541 4.ent 70,005,701 72,122,742 73,230,028 7,008,411 0.013.638 = 8,138,670 18,000 18,000 18,000 10000 10000 10000 4,470 4541 agit 29,470 20,541 20.61 $52,800,000 $52,500,000 $52,500,000 $6,500,000 $6,500,000 $6,500,000 $8,940,000 $9,082,000 $9,222,000 0 $0 * $10,000,000 $10,000,000 $10,000,000 $2,009,081 $2,809,081 $2,609,981 $80,749,081 $80,801,081 $81,031,061 $85,900,000 $85,900,000 $85,900,000 $0 so 0 $5,000,000 $5,000,000 $5,000,000 $9,250,000 $9,250,000 $9,250,000 $5,100,000 $5,100,000 $5,100,000 $1,173,200 $1,173,200 $1,173,290 Vot2 859 ” “ 15.00% $0.020 $0,080 0.0078 90.0078 $0.015 $0.0350 $1.48 $0 0050 90.0080 1,369,228 1,165,667 1,851,055 1,017,709 677,593 060,001 617,080 74,316,704 8,287,422 18,000 10000 4,680 29,680 $52,500,000 ‘$6,500,000 ‘$9,360,000 $0, ‘$10,000,000 $2,009,981 $81,169, ‘$85,900,000 0 ‘$5,000,000 $9,250,000 $5,100,000 $1,173,290 2013 1414318 1,202,473 1,806,341 1,085,697 709,820 887,496 839,622 3,435,485 1,488,336 3,248,335 981,763 615.027 2,313,771 1,532,881 3,432,559 803,482 1715304 806,345 54,762,654 109,638,903 0.68 96,482,314 4,308,965 4,382,612 4,600,862 100,774,753 $1,173,290 $108,423,200 $106,423,290 $106,423,200 $106,423,290 $106,423,290 $106,423,290 $106,423,290 $106,423,290 $106,423,290 $108,423,290 $106,423,290 $1 $196,583,271 $186,735,271 $186,883,271 $187,029,271 $187,173,271 $187,315,271 $187,495,271 $187,503,271 $187,727,.271 $187,857,271 $187,087,271 $188,111,271 $188,235,271 $188,385,271 $188,471,271 $188,563,271 Wind Gen. KW Purchse Power Costa Bethel Liities ‘Turbine Gen. instattation Cost $/iew - ‘Sewh $0.00 Coal Plant installation Cost $/kw ow $0.00 Avg. Heat Rate-BTUkwh Turbine Fuel Infiaction Factor 4.0% Avg. Heat Rate-BTU/kwh Coal Plant General Inflation Factor 3.0% Hot Water Waste Heat Boller $/kw ' Discount Rate 3.5% Tank Farm $/geton of storage Coal Cost per ton at 10,000 btuton 2014 2018 2016 2017 2018 2019 1,484,032 1,497,371 1,585,020 1,631,130 1,676,065 1,230,640 1,277,768 1,355,209 1,394,905 1,435,071 1,061,653 1,833,130 1,892,181 1,004,981 1,133,764 1,214,600 1,286,077 742,758 776,408 (045.848 081,632 914,482 941,060 907,702 1,026,347 1,055,293 062,497 005,676 . 932,047 957,038 981,434 3,530,281 3,644,500 «3,751,453 (3,850,648 3,969,777 4,081,240 1,531,708 1,575,608 1,620,308 1,665,535 1,711,382 1,757,847 3,325,779 3,404,080 3,483,179 3,563,135 3,643,928 s 725,580 012, 1,044,665 1,076,844 = 1,109,508 1,142,687 202 1,265,300 © 1,200.001 1,318,019 1,340,185 t 368.588 1,925,569 1,062,337 2,030,928 2,098,339 2,187,572 3,800,234 «3,573,875 3,639,007 3.142.145 3,273,728 3,340,531 3,408,010 682,138 724,288 745,770 f 2,048,762 2,180,713 2.313.021 3,530,042 3,724,901 4,010,021 2,038,364 2,162,845 2,356,306 1,108,370 1,173,448 1,277,768 4.128.348 1,165,477 1,203,204 1,319,068 700,444 717,218 788,421 2,103,086 = 2,221,065 2,280,197 2,480,307 963.279 1,002,484 1.042429 1.083.171 1.124.803 1.168.903 (606,361 710,639 738,336 760,481 1,738,720 1,780,364 1,840,713 1,802,797 983,596 1,021,868 1,041,241 641,184 695,129 2,385,408 2,532,129 1,885,583 4,693,603 1,748,921 3,530,849 ‘3,750,342 (3,871,545 623,171 063,220 598 1763456 1881783 1911898 000.205 986,075 970,908 96,246,476 59,231,397 60,752,497 112,688,832 118,882,005 122,007,325 125,203,185 128,440,478 087 0.88 0.84 0.82 98,021,884 101,028,046 102,486,183 105,321,102 4,177,541 3,900,741 3,786,020 490,718 4,738,512 4,860,200 4,595,295 4,569,430 4,548,060 194,204,498 112,781,101 114,233,737 118,651,380 2.2008 22,464 22,710 22.047 (28,378,762 28,729,121 27,073,398 27,408,370 4812 4930 6,001 78,425,890 78,444,307 79,417,782 0,491,786 8,716,034 6,824,198 16,000 18,000 15,000 15,000 10000 10000 10000 10000 477 4,039 6,001 8,061 29,077 20,930 30,001 30,061 $52,500,000 $52,900,000 $82,500,000 $52,500,000 $52,500,000 $8,500,000 $6,800,000 $6,500,000 $6,500,000 $8,500,000 $9,624,000 $9,754,000 $9,878,000 $10,122,000 $10,238,000 » ” ” $0 so $10,000,000 $10,000,000 $10,000,000 $10,000,000 $10,000,000 $2,000,081 $2,000,081 $2,809,981 $2,800,981 $2,809,981 $81,433,061 $81,563,081 $61,687,081 $81,931,981 $82,047,901 0 $0 LJ $0 * $5,000,000 $5,000,000 $5,000,000 $6,000,000 $5,000,000 $9,250,000 $9,250,000 $9,250,000 $9,250,000 $9,250,000 $5,100,000 $5,100,000 $5,100,000 $5,100,000 $1,173,200 $1,173,200 $1,173,200 $1,173,290 $1,173,290 82,000 $850 $3,500 10,800 15,500 65,430,383 131,719,306 081 106,692,638 3,300,983 5,234,428 4,456,327 19,684,376 30,175 $82,800,000 ‘$6,500,000 $10,380,000 *” ‘$10,000,000 $2,009,981 982,159,081 $85,900,000 0 $8,000,000 $9,250,000 $5,100,000 $1,173,290 423,290 $106,423,290 $106,423,290 $108,423,200 $106,423,290 04/24/2002 Your 4. Expenses 4.0 Expenses Generation Debt Service Generation O&M Oiatrict Heating System O&M Tank Farm O&M Fuel Ol Experne Coal Expense ‘Admin Subtotal ‘WRG Bystom Debt Service SWGR O&M ‘Admin ‘Subtotal Total Expenses: 4. PW. Expenses PW Factor PW Total Cost $ Accumdate PW Total Coste 6 Power Cost & POS Payments 5.8, Power Cost ‘Avg. Buabar Coatfkwh - Bethel = - ‘Aug. Coat $/kwh SWGR System - ‘Avg Busbar Costikwh- Vilages 6. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Diese! Fuel Gal Equivalent) ‘Naste Hoat Sales 00% Fuel Cost 2001 $0 $0 $0 $0 $0 $0 3 3 3 2 $6,432,244 $3,379,473 $462,762 $482,782 $836,023 $3,237,354 $724,173 $15,574,831 $0 $0 $0 $0 $0 $8,539,680 $1,448,348 $724, $10,712.11 $26,287,029 ssess sessssss eeees sessssss eeess sessssss 1,000 $0 $0 seg 0. g 0.902 oer $0 $22,907,627 $0 $22,907,627 ee $0187 $0.270 $0487 $0 345,000 $0 2,500,000 $3,262,500 ee ss 30 so 1. Power Costs with Waste Heat (WH) Offset 1. Buabar Cost Rate Reduction $/kwh from WH Sales - 2, Busbar Cost $/kwh w/ WH Offect A. Bethel : B. Vileges 3. Avg. Power Cost with Non-Fusl Expenses. A Bethel B. Vitages . $0.039 2 $0.148 : $0.418 90.168 $0.408 = - : $0.146 : - : $0.434 $6,301,119 ‘$15,682,600 $6,301,119 $15,682,600 75Coal plant Bethel+wind +Bethel V.+1+2+3+4+5, 96,444,441 $3,543,769 $506,253 $506,253 $885,178 $3,304,741 $737,261 $16,017,897 $8,539,680 $1,518,758 $759, $10,817,818 $26,835,715 0842 $22,504,952 $45,502,579 $0188 $0270 $0458 349,600 2,533,333 $3,436,240 $0.040 $0,148 90.418 90.168 90.500 90.142 90.421 $6,300,483 $15,350,325 $12,781,602 $31,032,925 $6,456,317 $3,713,981 $530,569 $530,569 $936,701 $3,557,795 $750,168 $18,478,100 $8,530,680 $1,591,706 $795,853 $10,927,240 $27,403,340 ota $22,292,635 $67,795,213 $0.190 $0271 354,200 2,566,667 $3,622,019 $0,042 $0.148 $0.419 90.168 0.504 $0.198 $0.410 $6,391,005 $15,023,647 $19,172,608 $46,056,572 $6,468,032 $3,890,245 $558,749 $555,749 $990,682 $3,726,646 $762,884 $16,040,988 $8,539,680 $1,667,248 $833,624 $11,040,552 $27,990,540 0.786 $22,000,311 90.192 $0271 $0.463 $0.043 $0.148 $0.420 $0.170 80.507 $0.134 $0.309 $6,302,664 $14,702,158 $25,965,271 $80,758,729 2009 2010 $6,490,962 $4,201,469 $608,781 $581,814 $808,781 $1,047,214 $1,106,392 $3,001,424 $4,082,259 $775,401 $787,710 $17,439,980 $17,046,375 $8,539,680 $1,745,441 $872,720 $11,157,842 $11,279,196 $26,597,791 $29,228,571 0.759 0.734 2011 2012 2013 2014 96,513,209 $6,524,042 $6,534,473 $4,658,526 $4,867,078 $5,082,490 $695,297 $726,070 $695,297 $726,070 $1,300,788 $1,371,547 $4,662,400 $4,868,753 $823,311 $19,568,212 $636,672 $8,539,680 $8,839,680 $8,539,680 $1,910,015 $1,006,511 $2,085,801 $955,007 $998,256 $1,042,945 $1,089,105 $11,404,702 $11,534,447 $11,668,516 $11,606,905 $29,874,361 $30,544,640 $31,236,728 $31,051,107 0.708 0.685 0.682 0.639 $21,717,493 $21,443,707 $21,178,497 $20,921,420 $20,671,045 $20,429,671 $80,795,525 $111,513,018 $132,056,725 $154,135,222 $175,056,642 $195,728,587 $216,158,257 $236,352.63 $256,318,133 $276,060,921 $295,586,732 $314,000,934 $334,008,572 0.194 $0.272 0.406 363,400 2,633,333 $4,020,219 $4,233,952 $0.045 $0.149 $0.421 $0.171 90.511 $0.190 0.388 $0,046 90.149 $0.423 90.173 90.516 $0.127 $0.379 $6,305,370 $6,390,030 $14,388,404 $14,072,044 $31,980,641 $38,350,671 $75,144,133 $89,217,077 $02,081,433 $116,440,659 $129,597,772 $142,455,411 $155,015,918 $1 2ot2 $0.198 $0.200 $0.203 $0.208 0.275 90.277 $0.280 90.283 $0.473 80.478 $0.483 $0.488 372,600 381,800 2,700,000 2,766,687 $4,458,382 $4,041,219 $0.083 $0.152 90.435 $0.179 $0.539 90.114 $0,345 $6,421,211 $12,057,639 % $44,763,224 $51,172,071 _ $57,586,834 $64,008,046 $6,544,905 $5,304,693 $757,842 $757,842 $1,445,463 $5,081,804 $845,858 $20,738,608 $8,530,680 $2,273,526 $1,136,763 $11,049,968 $32,688,575 0.618 2016 96,554,655 $5,834,417 $790,631 $790,631 $1,822,644 $8,301,676 $856,753 $21,351,607 $8,530,680 $2,371,693 $1,185,047 $12,097,520 $33,440,127 0.507 $20,194,406 $19,968,470 $0,208 $0,206 $0.494 391,000 2,833,333 $5,473,203 $0.086 $0.153 90.439 $0.180 $0,547 $0111 $0.338 $6,428,221 $12,860,807 $70,436,287 $0.211 $0.280 n 0.087 $0.154 90.444 $0.182 $0.555 $0.109 $0.331 $6,435,528 $12,265,241 ‘sr 2017 $6,564,008 $5,771,191 $824,456 $824,496 $1,603,201 $5,528,492 $867,385 $21,083,006 $8,530,680 $2,473,368 $1,236,684 $12,240, $34,233,718 0.877 96,874,434 $6,015,340 $859,334 $850,334 $1,687,248 $5,762,374 ‘$877,747 $22,835,611 $8,530,680 $2,578,003 $1,280,001 $12,408,684 $38,042,496 0.887 $19,742,787 $19,525,611 30.218 $0.294 $0,508 400,200 2,900,000 $4,059,106 $0.089 90.158 $0.49 $0.104 $0,563 $0.108 90.325 $6,443,211 $11,071,598 281,159 $179,252,787 $190, $0.218 90.298 $0.516 404,800 2,033,333 $6,373,901 90.061 $0,186 $0.455 90.186 $0.572 $0.104 $0.319 $4,451,067 $11,679,161 96,583,742 $6,266,987 $895,284 $895,284 $1,774,600 $6,003,438 $887,832 $23,307,466 $8,539,680 $2,685,051 91,342,926 $12,568,457 $35,875,923 $6,592,729 $6,526,253 $932,322 $932,322 $1,866,271 $6,251,801 $897,633 $23,909,330 $8,539,680 $2,796,965 $1,308,483 $12,735,128 $36,734,458 0.520 $19,314,203 $19,107,638 409,400 2,968,067 $8,704,185 $0,064 $0.188 $0,481 90.188 $0,582 $0.101 $0.313 $6,450,006 $11,387,509 414,000 3,000,000 $7,050,604 $0.068 $0.159 $0.487 90.190 $0.592 90.099 $0.308 $6,468,936 $11,096,584 71,798 $83,315,006 $89,766,073 $96,225,079 $102,692,015 1,018 $202,319,817 $213,416,102 04/24/2002 Bethel + Group 1-8 Villages 125% Expected Load Total Capital Coste Nuvista Generation-16 MW Coal Plant Bethel+SWGR+Wind Gen. Vitloge Sys. Losses 1999 15.00% SWGR Cost Per Mile = $100,000 Vilage Sys. Losses 2020 8.00% Substation Cost each = $250,000 Bethel Sys. Losses 8.00% Vilage Interface $150,000 Transmission Losses 10.00% 1 phase to 3 phase $400 Load Factor Villages . Os conversion equip kW Lond Factor Bethel == 08s ‘Additional SWGR Cost Bethel $0 to Kalakag per mile ‘Avg. Eligible PCE kwh svcs $5,000,000 Sold as % of Total = 34% Avg. PCE per kwh sold In yr 2005 = $0.13 Loan Perlod Yr 20 Interest Rate % 5.00% 2002 2003 2004 2008 2007 . 1 1,054,968 1,002,066 1,168,135 2 : 891,378 923,703 990,035 3 1,014,781 1,058,988 1,150,178 1,197,162 1.245071 1,293,908 4 645,79 738,863 171.282 804 398 838.210 5 370,005 445 414 471,944 499.187 527.141 6 504,237 616.519 662,280 685.718 709.568 733.810 7 $88,890 608,057 627.588 647.424 687.563, 688,006 708,754 8 2,300,517 2,304,912 2,481,841 2,570,906 2.660209 2.751.829 2.044.891 9 1,016,129 1.052.077 1,088,644 1.125.629 1,163,633 1.202.055 1,241,096 10 2,384,320 2451,715 2,519,040 2,589,019 2.658.927 2.729.673 2.801.255 11 645,122 670,508 696.375 722,730 749.570 776.896 804.707 12 944,643 988,011 987.617 1,009,480 1,031,541 1.053.859 1,078,414 13 1,217,065 1,282,315 1,308,408 1,395,319 1,451,609 1,800,986 14 2,609,385 2,685,308 2.721.807 2,778,800 2,804,801 2,953,628 15 2,352,634 2,409,318 2,488,676 2,524,709 2,842,799 2,702,056 16 437,738 454.730 472,026 489,618 525,712 $44,210 17 1,427,017 1,470,709 1,518,051 1,580,044 1,851,983 1,698,928 18 2.449.243 2,526,279 2.604.459 2,683,783 2,920,619 19 1,317,896 1,367,861 1,418,795 1,470,518 1,631,324 20,718,462 745,341 600,579 087,196 21 700,023 720,387 789,907 085,167 22 481,002 495,724 ‘528,008 871,829 23° 1,481,167 1,520,172 1,627,437 1,780,475 24 $24,728 883,700 614,252 710,784 25 © 408,844 «427.679 486,608 $28,137 28 1,148,480 1,187,604 1.272.278 1,404,595 27 750,168 787.178 801,674 054,590 28 43,575 363,206 404,004 409,508 20 1,838,500 1,597,107 1,717,504 1,906,503 30 968,471 1,010,709 1,007,002 1,234,980 ‘3 2272,784 2,380,427 2,540,624 2,823,199 32 $84,003 601,862 636,480 600,107 331180286 1229450 1319811 1440333 6 633,626 853,256 692,996 713,308 754,806 38 38,708,032 39,040,740 41,104,541 42,487,435 43,750,422 48,070,801 48,400,873 76,517,812 79,049,660 81,623,024 64,237,882 86,894,295 80,592,000 92,331,436 1.00 1.01 1.02 1.03 1.04 1.08 1.08 76,517,812 79,840,166 83,255,484 86,785,018 90,370,004 97,871,322 48,329 5,006,344 3,006,483 3,195,259 3,205,883 3,397,305 0 ° 0 ° 85,033,983 88,621,344 92,200,377 96,068,758 193,713,292 17,212 17,080 18,728 19,517 23,322 ° 0 0 ° 28,050,050 ° ° ° ° ° ° ° ° 0 ° ° ° ° ° 0 0 1,000 18,000 0 0 0 0 10000 10000 0 0 0 0 4,549 4731 ° ° 0 ° 29,549 29,731 $0 $0 % $0 $82,500,000 $52,500,000 $52,500,000 $0 0 0 $0 $6,800,000 $6,500,000 $6,500,000 oJ $0 %0 $0 —— $9,462,000 $9,634,000 so 0 % so 0 0 $0 $0 $0 $0 $10,000. 50 $10,000,000 $10,000,000 $0 $0 0 $0 = $4,208,077 $4,206,077 $4,208,077 $0 $0 $0 $0 $82,304,077 $82,868,077 $83,040,077 $0 $0 $0 $0 $85,900,000 $85,900,000 $85,900,000 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $8,000,000 $5,000,000 $8,000,000 $0 30 $0 $0 $9,250,000 $9. 250000 $9280.00 $0 $0 $0 $0 $5.100.000 $$ 100000 $5 100 000 $0 $0 $0 $0 $1,201,657 81701657 $1 201687 $0 $0 $0 $0 $106,541.67 $0 CJ $0 125Coal plant Bethel+wind +Bethel V.+1+2+3+4+5 2008 1,207,108 1,024,042 1,343,664 72,718 555,608 758.444 729,005 2,939,487 1,280,756 2,873,678 833.003 1,099,208 1,551,184 3,013,037 2,763,587 963,010 1,748,523 3,012,518 918,116 $87,130 1,832,992 744.519 150 2,920,608 708,438 1484501 775.906 47,749,938 05,112,282 1.07 101,770,142 118,122,624 24,252 27,995,108 5,108 ‘$52,800,000 $6,800,000 $10,216,000 so $10,000,000 $4,208,077 $83,422,077 ‘$85,900,000 $0 ‘$5,000,000 $9,250,000 $5,100,000 $1,201,657 Total Miles SWRG T-Line 859 Substations Requred v7 Vilage Modifications Read u Phase Conversion Equpment % of Demand 15.00% Bethel Admin Non-Fuel Expenses $/kwh Sales $0.020 ‘Vilage Non-Fuel Expenses $/kwh,Sales = $0,080 Gen. Admin Cost $/tewh 0.0078 ‘SWGR & Gen. Admin Coat $/kwh $0,007 ‘SWGR O&M $/kwh $0018 Generation O&M $/kw $0.0350 Est. Year 2005 Fuel Cost per Gel $1.45 District Heating O&M/ewh $0.0050 Tank Farm O&M/ewh $0.0050 2009 2010 2011 2012 1,327,761 1,369,228 4.120421 1,165,687 1.498.405 1,551,058 1,017,700 677,503 860,901 617,050 3,333,203, 1,445,583 ‘3,171,728 951,041 1,192,750 1,760,190 3,256,485 3,013,280 041,224 1,043,413 3,350,588 1,743,074 1,017,520 947,308 1,041,265 951,661 1,088,681 602,877 651,001 1,886,281 2,050,878 779,032 087,244 871,280 630,061 1,496,432 1,630,629 945,953 $00,414 2.243.188 1,481,050 3.019.770 3,326,905 726,992 704,019 1829334 1067815 797 479 49,118,205 80,505,748 97,034,628 100,798,470 1.08 1.09 105,760,308 109,870,332 61809205 6,727,088 929,484 4,040,480 6,326,040 6,609,287 122,634,107 127,248,036 25,206 28,178 29,084,305 30, $.303 x $4,212,003 87, 9,356,989 9,700,025 18,000 10000 8,303, 30,303 $52,500,000 500 500. $6,800,000 $6,800,000 $6,500,000 _ $6,500,000 $10,608,000 $11,004,000 $11,412,000 $11,830,000 0 0 $0 ” {$10,000,000 $10,000,000 $10,000,000 $10,000,000 $4,208,077 $4,208,077 $4,206,077 $4,206,077 $83,812,077 $84,210,077 $84,618,077 $85,036,077 {$85,900,000 $85,900,000 $85,900,000 $88,900,000 $0 $0 $0 $0 $5,000,000 $5,000,000 $5,000,000 $8,000,000 $9,250,000 $9,250,000 $9,280,000 $9,250,000 $5,100,000 $5,100,000 $5,100,000 $5,100,000 $1,201,657 $1,201,657 $1,291,687 $1,201,687 tot2 Wind Gen. s/KW $2,000 Purchse Power Costs Bethe! Utilities: Turbine Gen. installation Cost $/kw . $650 Sewh $0.00 Coal Plant installation Cost $/kw $3,500 sw $0.00 Avg. Heat Rate-BTUkwh Turbine 10,800 Fuel Inftaction Factor 4.0% Avg. Heat Rate-BTUkwh Coal Plant 15,800 General inflation Factor 3.0% Hot Water Waste Heat Boer $/iew ' $0 Discount Rate 3.5% Tank Farm $/galion of storage $1.50 Coal Cost per ton at 10,000 btutton se3 2013 2014 2018 2018 2017 2018 2019 2020 1,411,318 1,585,920 1,723,423 1,202,473 1,355,200 1,475,798 1,606,341 1,833,130 2,012,983 1,085,607 1,214,600 1,341,100 709,820 (045,848 095,341 907,702 1,084,631 1,006,133 4,194,235 1,004,931 3,808,028 1,210,412 1,391,220 2,217,628 ‘3,771,288 3,844,990 012,114 2,150,713 2,368,425 3,724,901 4,100,548 2,162,845 2,422,710 1,173,448 1,313,524 1,203,204 1,360,084 147.218 785,782 2,280,187 2,821, 1,042,429 4,210,071 735,336 836,310 1,840,713 2,083,402 1,021,868 1,100,301 809,549 2,838,542 1,620,107 4,217,977 48 066 2086315 1,053,158 62,292,600 7 65,430,383 118,740,164 125,203,185 128,440,478 131,719,306 144 47 1.48 1.19 127,315,780 131,043,787 136,680,944 141,526,497 146,487,601 151,550,764 156,745,974 7,106,930 7,174,088 7,228,624 «7,280,840 . 7,308,280 4490,718 = 4,618,351 4,738,512 4,060,200 $.234,428 B17 0,138,646 = 6,467,817 8,804,584 151,675,042 157,115,808 162,463,121 170,147,730 31,300 32,501 33.638 178 35,094,385 38,503,760 42,458,014 6.967 7,028 7748 104,292,801 111,563,428 11,588,006 12,398,038 18,000 18,000 15,000 18,000 15,000 18,000 15,000 10000 10000 10000 10000 10000 10000 10000 665 6.567 6,704 7,028 7,201 7,501 7746 31,645 31,567 3,704 32,028 32,261 32,501 32,748 $6,500,000 $8,800,000 $6,800,000 $8,800,000 $8,500,000 $6,500,000 $6,800,000 $8,800,000 $12,256,000 $12,890,000 $13,134,000 $13,888,000 $14,050,000 $14,622,000 $15,002,000 $15,492,000 0 so *” *” ” Lod 2 »” $10,000,000 $10,000,000 $10,000,000 $10,000,000 $10,000,000 $10,000,000 $10,000,000 $10,000,000 $4,208,077 $4,206,077 $4,208,077 $4,208,077 $4,208,077 $4,206,077 $4,206,077 $4,208,077 $85,462,077 $85,896,077 $86,340,077 $86,704,077 $87,256,077 $87,728,077 $88,208,077 $88,608,077 $85,900,000 $85,900,000 $85,900,000 $85,900,000 $85,900,000 $85,000,000 $85,800,000 $85,900,000 $0 $0 $0 $0 0 $0 $0 $0 $5,000,000 $5,000,000 $8,000,000 $8,000,000 $5,000,000 $8,000,000 $5,000,000 $5,000,000 $9,250,000 $9,250,000 $9,250,000 $9,280,000 $9,250,000 $9,250,000 $9,250,000 $9,250,000 $5,100,000 $5,100,000 $8,100,000 $8,100,000 $5,100,000 $5,100,000 $5,100,000 $5,100,000 $1,291,657 $1,201,657 $1,201,657 $1,291,657 $1,291,657 $1,201,657 $1,201,057 $1,291,657 $108 $41 657 $108 $41.857 $106.541.657 $106,541,657 $106,541,657 $106,541,687 $106,541,687 $106,541,687 $106,541,687 $108,541,657 $16,841,657 $108,541,687 $106,641,857 $108,841,857 $10,541,687 $0 $188,845.734 $180 200 714 $189 581 734 $189.063,734 $190,353,734 $190,751,734 $191,189,734 $191,577,734 $192,003,734 $192,437,734 $192,881,734 $193,335,734 $103,707,734 $194,289,734 $194,749,734 $195,239.74 oarzarz002 Year 4. Expenses 4.0 Expenses Generation Debt Service Generation O&M District Heating System O&M Tank Farm O&M Fuel Ol Expense Coal Expense ‘Admin Subtotal SAWRG Bystem Debt Service SWGR O&M ‘Admin Subtotal Total Expenses 4b PW, Expenses PW Factor PW Total Cost $ Accurndate PW Total Costs 6, Power Cost & PCH Payments 5.8, Power Cost ‘Avg. Busbar Costkwh - Bathe = - ‘Avg. Coat $/kwh SWGR System - ‘Avg. Busbar Costikwh- Vilagos €. Waste Heat Recovery ‘Avaliable Waste Heat For Sale (1,000,000 Btu) (Diese! Fuel Gal Equivalent) Naste Heat Sales @00% Fuel Cost Sesess ssesssss #88 se 7. Pewer Costs with Waste Hest (WH) Offset 1, Bunbar Cost Rate Reduction $/kwh from WH Sales - 2. Buabar Cost $/kwh w/ WH Offeet A Bethel : B. Vilage 3. Avg, Power Cost wf wth Non Fuel Expenses A Bethel B. Vilages 4. PW Avg. Coat/kwh : A Bethe! : B. Vilages : 8. PW Power Cost A. Bethel B. Vitages 6. Acouriated PW Power Cost ‘A Bethel B. Vitages 125Coal plant Bethel+wind +Bethel V.+1+2+3+4+5 $6,604,292 $3,681,900 $525,906 $525,986 $910,838 $3,527,063 $768,978 $16,565,042 $8,549,178 $10,916,114 $27,481,156 sesss ssesssss esess ssssssss Ssess sessssss seg 8 ss 8 g 8 * 90.096 . : $0.147 : : $0,381 $0,167 90.461 . : 90.146 : : $0,402 $6,378,005 $17,333,712 $6,376,005 $17,333,712 $6,633,500 $3,044,049 $563,438 $563,438 $085,162 $3,778,188 $620,537 $17,288,308 $8,549,178 $1,690,307 $845,153 $11,084,638 $28,372,944 0.842 $23,080,258 $47,837,497 349,600 2,833,333 $3,438,240 30.037 $0.147 $0.373 $0.168 90.456 $0.141 $0,384 $6,368,794 $17,423,059 $12,744,800 $34,756,771 $8,549,178 $1,809,576 $904,788 $11,263,543 $29,318,169 0.814 $23,850,349 $71,687,847 $0.104 $0.219 $0.403 384,200 2,568,667 $3,622,819 90.037 $0.147 90.368 90.169 $0451 90.137 $0.67 $6,368,970 $17,528,438 $19,111,769 $52,288,207 $6,694,003 $4,517,660 $645,380 $845,380 $1,150,459 $4,327,677 $1,036,140 $968,070 $11,453,388 $30,319,068 0.786 $6,725,298 $4,830,905 $890,129 $890,129 $1,242,173 $4,627,749 $010,756 $19,728,141 $8,540,178 $2,070,388 $1,035,194 $11,654,760 $31,380,901 0.759 2010 $6,787,234 $5,163,037 $737,577 $8,549,178 $2,212,730 $1,106,365 $11,068,274 $32,504,436 0.734 $23,031,142 $23,831,019 $23,840,511 90.185 $0.212 $0.397 358,800 2,600,000 $3,616,664 $0.148 $0,360 $0.170 $0.447 $0.133 $0.352 $6,370,328 $17,649,829 $25,482,097 $69,035,036 363,400 2,633,333 $4,020,219 90.148 $0.384 $0.171 90.444 $0.190 $0.337 $6,378,587 $17,787,088 $31,060,654 368,000 2,066,667 $4,233,982 90.039 90.149 90.349 90.172 90.442 90.127 90.324 $6,301,421 $17,040,115 $38,252,078 2012 2011 $6,789,973 $5,515,087 $787,065 $787,065 $1,445,750 $5,283,130 $969,737 $21,509,388 $8,549,178 $2,363,506 $1,181,708 $12,094,572 $33,693,960 0.709 $23,886,282 $23,941 $95,518,089 $119,350,007 $143,199,519 $167,085,801 $ 372,600 2,700,000 $4,458,352 $0.038 $0.150 $0.45 $0.176 $0,440 90.123 $0.312 $6,408,748 $44,060,623 2012 $6,823,515 $5,688,014 $041,148, $041,148 $8,549,178 $2,523,435 $1,261,717 $12,334,330 $34,052,958 0.685 $0.040 $0.151 80.341 $0.178 $0.430 $0.121 $0.301 $6,430,321 $18,293,228 $51,001,145 2013 $6,857,098 $6,283,007 $897,572 $897,872 $1,670,212 $8,018,785 $1,062,828 $23,696,676 $8,549,178 $2,692,717 $1,346,389 $12,588,254 $36,264,930 0.662 $24,012,761 $215,038.40 $239,140,957 $263,347,802 $287. $0.193 $0.185 $0.378 381,800 2,766,667 $4,041,219 $0.040 $0.153 90.338 $0.178 $0.439 $0.18 $0.291 $6,455,885 $18,493,023 $57,547,029 2014 $6,892,523 $6,701,187 $957,312 $957,312 $37,693,713 $6,928,181 $7,143,787 au 020.837 $1 ‘948! stg $6,043,337 $1,139,063 $26,041,894 $8,549,178 $3,061,610 $1,530,805 $13,141,504 $39,183,488 $6,064,581 $7,611,980 $1,087,428 $1,087,428 $2,004,229 $7,201,870 $1,178,368 $27,315,880 $8,540,178 $3,262,277 $1,631,138 $13,442,594 $40,758,476 0.597 $24,101,518 $24,206,845 $24,328,351 $0.041 $0.154 $0335 $0,180 $0,440 $0.115 $0.281 $6,485,248 $18,708,130 $64,032,277 90.197 90.177 $0,374 391,000 2,633,333 $5,473,203 $0,044 $0.186 $0.333 90.183 $0.440 $0.113 $0.272 $6,518,273 $18,936,477 $0.200 90.174 $0.373 395,600 2,066,687 $5,759,098 $0.042 $0.158 $0.331 $0.188 $0.442 $0.11 $0.264 96,554,782 $19,163,931 $77,105,332 2017 $7,001,683 $8,107,178 $1,158,168 $1,158,168 $2,252,123 $7,768,240 $1,218,473 $28,662,000 $8,540,178 $3,474,503 $1,737,282 $13,760,933 $42,422,933 0.877 $24,465,556 $24.61 153 $312.141,709 $336,759.86 $361 ,545,689 $386,513.07 $0.203 $0.170 $0.373 400,200 2,900,000 $8,050,108 $0,043 $0.160 $0.330 90.188 90.444 $0.109 $0.26 $6,504,565 $19,444,305 ‘$83,690, 2018 $4.07 S00 $0.208 $0.167 $0.373 404,800 2,933,333 $6,373,901 2018 $7,078,044 $9,184,067 $1,312,010 $1,312,010 $2,601,087 $8,707,045 $1,301,080 $31,506,122 98,549,178 $3,936,020 $1,068,014 $14,453,221 $46,030,343 $0.208 $0.165 $0,373 409,400 2,966,687 $6,704,185 90.044 90.164 $0.329 30.194 $0.450 $0.105 $0.242 $6,683,415 $20,009,370 $7,117,363 $9,768,722 $1,395,532 $1,395,532 $2,793,500 $9,387,013 $1,343,608 $33,172,169 $8,549,178 $4,186,505 $2,093,298 $14,829,071 $48,001,240 90.212 $0.162 $0.374 414,000 3,000,000 $7,050,604 $0,045 sare7 32a wre bos 96,7321 $20,313,770 $70, $97,020,818 §$103,753,005 $87,722,123 $105,662,239 $123,771,107 $142,064,334 $160,567,387 $179,265,487 tinea eee $217,387,895 sze.es2201 $256,551,716 $276,561,085 $296,874.64 WITHOUT WIND GENERATION Bethel + Group 1-6 Villages Expected Load Growth Total kwh Requirements 15,000 Coal 10,000 Turbine Nuvista Generation-18 MW Coal Plant Bethel+SWGR Vinge Sys. Losses 1909= 15.00% ‘SWGR Cost Per Mile = Vilage Sys. Losses 2020 = 8.00% Substation Cost each = Bethel Sy2. Losses 8.00% Vilage Interface Tranamission Losses 10.00% 1 phase to 3 phase Lond Factor Vilages = Os ‘conversion equip JW Lond Factor Bethel == 0.85 ‘Additional SWGR Cost Bethel to Kalekag per rte ‘Avg, Eligible PCE kwh svcs Sold 0 % of Total = 34% Avg. PCE per kwh sold in yr 2005 = Loan Period Yr Interest Rate % 2001 2002 2003 2004 2005 2006 47.418 982,643 1,129,789 707,787 828.404 956,589 1,014,781 1,058,088 1,245,071 045,79 676,111 804,308 370,005 499,187 709,568 f (688,008 2,060,200 2,751,629 1,163,633 1,202,055 21088,027 2.729.673 749,570 776,696 4,807,107 1,010,709 2,360,427 601,862 1229450 43881 653,256 602,996 39,040,740 41,194,541 42,487,435 76,517,812 79,049,660 61,623,024 64,237,682 5,410,688 5,475,250 8,525,228 5,860,303 3,096,483 3,195,250 3,295,563 3,397,395 ° ° o ° 85,033,983 67,720,178 90,443,613 93,204,670 17212 17755 6863, ° ° ° 0 ° o o ° 0 o 0 0 90 $0 $0 9 so 0 $0 ” CJ 0 %o ” so 0 $0 ” » 0 so ” 0 $0 $0 » $0 $0 $0 » $0 $0 $0 $0 $0 $0 $0 90 $0 $0 $0 $0 $0 0 $0 so co 30 CJ $0 © 0 Coal plant Bethel +Bethel V.+1+2+3+4+5 06,804,235 89,592,000 $6,607,526 3,500,754 4,874,244 100, 18,000 1,000 10000 10000 28,000 25,000 $89,000,000 $59,000,000 0 0 $10,000,000 $10,000,000 $3,506,029 $3,508,029 $72,508,029 $72,508,029 $0 90 $5,000,000 $8,000,000 $9,260,000 $9,250,000 $5,100,000 $5,100,000 $4,232,473 $1,232,473 $100,000 $250,000 $150,000 $400 $5,000,000 $0.13 20 5.00% 2008 1,207,108 1,024,042 1,343,684 872,716 855,808 758,444 729,008 2,930,487 1,260,756 2,673,675 633,003 1,099,206 1,551,184 3,013,037 2,763,567 963,010 4,748,523, 3,012,518 1,686,744 1,976 918,115 587,130 1,832,002 744,519 540,464 1,450,181 672,586 492,402 1,071,658 1,282,450 2,920,606 708,436 1484501 775,996 47,740,938 95,112,282 5,663,481 3,810,008 5,304,583 15,000 18,000 10000 10000 25,000 28,000 $59,000,000, 0 $10,000,000 ‘$3,508,029 $72,508,029 $85,900,000 » ‘$8,000,000 $9,250,000 ‘$5,100,000 $1,232,473 Total Miles SWRG T-Line Substations Requred ‘Vilage Modifications Reqd Phase Conversion Equpmert % of Demand Bethel Admin Non-Fust Expenses $/kwh Sales Vilage Non-Fust Expenses $/kwh, Sales = Gen. Admin Cost $/ewh SWGR & Gen. Admin Cost $/kwh SWOR O&M $/kwh Generation O&M 8/kw Ext . Year 2005 Fuel Cost per Gal Diatrict Heating O8M/kewh ‘Tank Farm O&M/kwh, 2011 1,327,761 1,129,421 1,408,495 980,418 6 646,079 i 834,600 t 794,783 3,035,616 3,133,278 3,232,474 1,321,035 1,361,032 1,403,448 2,946,992 3,021,027 3,095,980 691,051 920,803 1,145,503 1,169,008 1,684,044 1,706,706 paras 3,104,751 814,324 503,435, 1,843,430 1,501,172 908,939 927,368 539,620 564,145, 2,108,229 2,173,682 1,380,008 1,430,002 3,120,811 3,222,800 748,778 784,784 1574830 1620001 610,256 041,328 60,505,748 51,012,289 97,034,628 103,703,617 5,695,230 5,697,068 3,020,464 4,162,963 6,451,187 5,748,860 193,010,488 119,302,728 23007 24284 15,000 15,000 18,000 10000 10000 10000 28,000 25,000 28,000 $59,000,000 $59,000,000 $59,000,000 $0 bad $0 $10,000,000 $10,000,000 $10,000,000 $3,508,029 $3,608,028 $3,508,029 $72,908,029 $72,608,029 $72,508,020 $85,900,000 $85,900,000 $85,000,000 $0 $0 0 $5,000,000 $5,000,000 $5,000,000 $0,280,000 $9,250,000 $9,280,000 $5,100,000 $5,100,000 $5,100,000 $1,232,473 $1,232,473 $1,232,473 059 0 uM 15.00% 0.020 90.060 0.0075 $0.0075 90.018 $0.0350 $1.48 $0.0050 $0,0050 2012 1,369,228 1,165,667 1,551,955 1,017,709 677,503 860,901 817,050 3,333,203 1,445,983 3,171,728 951,044 1,192,750 1,760,190 3,256,488, 3,013,280 (041,224 1,943,413 3,350,556 1,017,820 1,041,288 $10,000,000 $3,508,029 $72,508,029 $85,900,000 0 ‘$5,000,000 $9,250,000 $5,100,000 $1,232,473 128,742,576 75501 $59,000,000 0 $10,000,000 $3,508,029 $72,508,029 $85,900,000 ci $5,000,000 $9,250,000 ‘$5,100,000 $1,232,473 Purchse Power Costs Bethel titties kwh $0.00 ow $0.00 Fuel Inflaction Factor 4.0% General inftation Factor 3.0% Discount Rate 35% 2015 1,497,371 1,277,768 1,717,880 4,133,761 776,408 941,660 085,676 3,644,590 1,575,608 3,404,060 3,483,179 1,044,665 1,076,644 1,290,091 1,962,337 3,509,234 3,273,728 724,288 2,160,713 3,724,901 2,100,140 2.162.848, 1,139,662 1,173,448 1,165,477 1,203,204 700,444 TAT.218 2,221,068 = 2,280,197 1,002,464 1,042,429 710,630 735,336 1,789,354 1,840,713 1,002,654 1,021,668 (667,685 2,488,282 1,630,187 3,648,777 843,067 1612273 932,539 57,729,300 112,668,832 118,740,164 118,652,005 $642,236 = 8,607,708 5,564,682 4,400,718 = 4,618,381 4,738,512 6,208,450 6,361,048 120,017,245 132,326,072 26258 26027 18,000 18,000 15,000 10000 10000 10000 25,000 25,000 28,000 $59,000,000 $59,000,000 $59,000,000 CJ $0 $0 $10,000,000 $10,000,000 $10,000,000 $3,508,029 $3,508,029 $3,608,029 $72,508,029 $72,508,029 $72,508,029 $85,900,000 $85,900,000 $85,900,000 $0 #0 0 $5,000,000 $8,000,000 $5,000,000 $9,250,000 $9,280,000 « $5,100,000 $5,100,000 $1,232,473 $1,232,473 $0 $106,482,473 $108,482.473 $106,482,473 $106,482,473 $106,482,473 $108,482,473 $106,482,473 $106,482.473 $106,482,473 $106,482,473 $106,482,473 106,482,473 $0 $178,000,503 $178,090,503 $178,990,503 $178,900,503 $178,000,503 $178,090,503 $178,990,503 $178,990,503 $178,900,503 $178,990,503 $178,090,503 $178,990,503 $176,990,503 $178,990,503 $178,900,503 $178,990,503 Turbine Gen. installation Cost $/kw . Coal Pant instalation Cost $/kw Avg. Heat Rate-BTUkwh Turbine ‘Avg. Heat Rate-BTUkwh Coal Plant Hot Water Waste Heat Boller $/kw ' ‘Tank Farm $/gaion of storage Coal Cost per ton at 10,000 btuton 2017 2018 1,585,920 1,631,130 1,355,290 1,304,005 1,833,139 1,802,151 1,214,609 1,296,077 845,845 881,632 907,702 1,026,347 932,947 957,038 3,059,648 = 3,069,777 1,065,835 1,711,382 ‘3,963,135 3,643,928 1,109,808 1,142,687 1,315,019 1,340,188 2,030,928 2,008,339 3,630,007 3,408,010 767,584 2,288,288 2,313,021 3,914,437 4,010,921 2,200,063 2,356,306 1,242,500 1,277,765 1,200,449 1,310,968 181,207 768,421 2,390,482 2,300,519 2,460,307 1,083,171 1,124,693 1,168,093 780,451 785,085 611,038 1,892,797 1,948,606 1,090,141 1,041,241 1,060,770 1,080,457 722,918 751,281 780,128 2,607,006 2,760,302 921 1,862,173 3,871,845 4,100,062 883,598 025,016 1911898 2014179 979,905 1,028,445 60,752,497 62,202,600 63,651,975 128,440,478 5,382,378 5,108,158 6,007,008 145,928,000 20684 15,000 15,000 18,000 10000 10000 10000 28,000 28,000 25,000 $59,000,000 $59,000,000 » $0 $10,000,000 $10,000,000 $3,508,029 ‘$3,508,029 $72,508,029 ($72,808,020 $85,000,000 $85,900,000 $85,900,000 # # $0 $5,000,000 $8,000,000 $8,000,000 $9,250,000 $9,260,000 $9,250,000 $5,100,000 $5,100,000 $5,100,000 $1,232,473 $1,232,473 $1,232,473 92,194 2,368,425 4,108,549 2,422,719 1,313,524 1,380,084 785,782 2,521,048 1,210,071 4,217,977 946,068 2066315 1,053,155 (65,430,353 131,719,906 Saoatis $10,000,000 ‘$3,508,029 $72,508,029 ‘$5,000,000 $9,250,000 $5,100,000 $1,232,473 106,482,473 $106,482,473 $106,462,473 $106,462,473 oe21/2002 Your 2001 2002220032004 2005 2006 2007 2008 2000 2010 2011 2012 2013 2014 2016 216 2017 2018 2019 2020 4 Expensce 40 Expenses Generation Debt Service $0 ” % $0 $5,818,232 $5,018,232 $5,818,232 $5,818,232 $8,018,232 Generation O&M $0 % $0 $0 $3,743,909 $5,273,270 $6,224,328 $6,939,183 $7,323,031 District Heating System O&M $0 0 0 $0 $534,844 $753,324 $889,189 $091,312 $1,046,147 Tank Farm O&M $0 ” $0 %0 $534,044 $753,324 $980, $091.312 $1,066,147 Fuel OF Experme $0 % $0 $0 $2,451,297 $3,658,705 $4,445,576 $5,052,849 $5,384,123 Coal Expense $0 %0 $0 $0 $4,178,202 258, $5,884,970 $6,946,447 $7,744,128 $8,172,503 ‘Admin $0 % $0 %0 899 $871,035 $804,770 $018,782 $992,461 $1,042,929 $1,068,563 ‘Subtotal $0 ” $0 $0 $18,040,228 $21,213,641 $22,113,708 $23,060,608 $28,208,319 {$28,570,945 $20,088,747 WOR Bystem Debt Service $0 ” 0 $0 $8,544,420 $8.544429 $8,544,429 544, $8,544,429 $8,544,429 $8,544,429 $8,544,420 $8,544,429 $8,544,429 $8,544,429 $8,544,429 ‘SWGR O&M 0 » so ~ $1,519,151 $1,604.532 $1,700,641 $1,907.914 $2,019,537 $2,136,805 $2,259.973 $2,389,304 $2,525,074 $2,067,568 $2,973,996 $3,138,442 ‘Ader $0 0 $0 $0 $756,576 802268 «$850,321 $953,957 $1,009,769 $1,068,403 $1,129,986 $1,194,852 $1,282,537 $1,333,784 $1,496,068 $1,569,221 $1,655, Subtotal $0 % $0 $0 $10.814.156 $1095: 228 $1095.39 $11,246,970 $11,408,301 $11,573,735 $11,740,837 $11,934,389 $12,128,385 $12,332,040 $12,545,781 $13,005,332 $13,252,092 $13,510,639 $13,782,100 Total Expenses so 0 so $0 «$28,158,127 $28.991 456 $29.868.877 $30,792,511 $31,764,572 $32,787,376 $33,863,342 $34,994,997 $36,184,982 $37,436,056 $38,751,100 $41,585,277 $43,110,839 $44,713,238 $46,396,058 4D PW Expenses PW Factor 1.000 09s = 080.802 or 0 842 ont 0.786 0.739 orm 0.709 0.685 0.862 0.639 0.618 0.507 0877 0.857 0.838 0.520 PW Total Cost $ $0 $0 $0 $0 $24538.180 $24410028 $24 298.351 $24,202,635 $24,122,383 $24,057,113 $24,006,361 $23,989,673 $23,046,617 $23,036,770 $23,030,724 $23,955,006 $23,962,475 $24,021,522 $24,071,870 $24,133,174 ‘Accumadate PW Total Coste 0 $0 $0 $0 $24,538,180 $48 948 208 $73 246.559 $97,449,194 $121,571,577 $145,628,690 $169,635,051 $193,604,724 $217,551.40 $241,488,110 $285,427,634 $280,382,020 $313,365.06 $337,386,018 $361,458,787 $385,501,961 6 Power Cost & PCE Payments 5.8, Power Cost ‘Avg. Busbar Costikwh - Bethel =~ : : : $0200 $0 201 $0203 $0.205 $0,208 $0210 $0.213 $0216 $0210 $0223 $0.28 $0.290 $0.234 $0.238 $0243 $0.248 ‘Avg. Cost S/kwh SWGR System - : : : $0.251 $0 246 $0242 $0.237 $0.234 90.230 $0.27 $0.224 $0.21 $0219 $0.216 $0.214 $0212 sot $0209 $0.208 ‘Avg. Busber Costvkwh - Vilages - : : : $0450 $0447 90.445 $0.443 $0.442 $0.44 $0.40 $0.40 $0.441 $0.44 $0,443 $0,444 $0.447 $0,449 $0482 $0,456 4. Waste Heat Recovery Avallable Waste Heat For Sale (1,000,000 Btu) $0 $0 0 %0 354,200 363,400 368,000 =_372,800 377,200 386,400 395,800 409,400 _ 414,000 (Diesel Fuel Gal Equivalent) $0 rf) 0 30 2,566,667 2,833,333 2,808,667 2,700,000 2.733.333 2,800,000 2,986,667 3,000,000 Naste Heat Sales @00% Fusi Cost $3,622,610 $4,020,219 $4,233,952 $4,458,352 $4,693,929 $5,200,781 $6,704,185 $7,050,604 7. Power Costs with Waste Heat (WH) Offset 1. Busber Cost Rate Reduction $/kwh from WH Sales - : : : $0038 $0038 90.030 $0.040 $0.04 $0.042 $0.043 $0,066 $0,046 $0047 $0.048 $0,051 $0,052 2. Busbar Cost S/kwh wi WH Offeet A Bethel : : : : $0.162 $0.163 $0.164 $0.165 $0.167 $0.168 $0.170 $0.172 $0.17 $0170 $0,162 $0,188 $0.191 B. Vieges : : : : $0.413 $0,409 $0.406 $0.403 $0,400 $0.390 $0.97 $0.396 $0.395 $0.305 $0,396 $0,398 $0,400 3. Avg. Power Cost. with Non-Fusl Expenses A Bethel $0,182 $0,104 90.188 $0,167 $0,180 $0.192 $0.194 $0.197 $0,203 $0200 $0.200 $0217 $022 B. Vilages $0.493 $0.491 90.401 $0.490 $0,491 $0,401 90.493 $0.494 $0.500 $0,503 $0,507 $0.516 $0,821 4. PW Avg. Costiewh : . - . A Bethel : : : : $0190 $0.155 90.151 $0147 $0,144 90.141 90.138 90.135 $0.132 $0.130 90.127 $0.125 0.121 $0119 B. Viteges : : : : soars $0.300 $0.385 $0.373 90.360 $0.49 $0339 90.329 $0319 $0.31 $0.302 $0.287 $0.280 5. PW Power Cost A Bethel $4,906,636 $6,994.817 $7,028,791 $7,062,433 $7,101,625 $7,144,254 $7,190,209 $7,230,384 $7,291,878 $7,405,219 $7,590,088 $7,506,548 8. Vilages $18,419,083 $18,328,500 $18,250,468 $18,184,563 $18,130,405 $18,087,622 $18,085,849 $18,034,738 $18,023,948 $18,023,148 $18,032,021 77,554 $18,113,623 6. Accuriated PW Power Cost ‘A Bethel $6,942,374 $13,909,010 $20,003,827 $27,930,818 $34,983,080 $42,004,676 $49,238,990 $56,429,139 $63,068,523 $70,980,199 $78,307,185 $85,712,403 $99,178,685 $100,708,771 $108,305,317 $115,970,695 B. Viteges $18,822,562 $36,941,628 $55,270,128 $73,520,591 $91,705,184 $100,835,550 $127,023,182 $145,079,031 $164,013, 769 $182,037,717 $200,000,865 $218,002,885 $236,143,142 $284,220,606 $272,334.319 $290,492,502 Coal plart Bethel +Bethel V.+1+2+3+4+5 2ot2 oa21/2002 Bethel + Nuvista Generation-15 MW Coal Plant Bethel+SWGR, 0% interest Loan Total Mites SWRG T-Line 050 Vilage Sys. Losses 1900 15.00% SWGR Cost Per Mie = $100,000 Substations Required 7 Purchss Power Costs Bethel Utttes Turbine Gen. Instatation Cost $/tw . $850 \Vitege Syu. Losses 2020 = 8.00% ‘Substation Cost each = $280,000 Vilage Modificatons Read “ Sewn $0.00 Cost Pant instatation Cost fiw 3500 Bote! Sys Losses 8.00% Vitege Intertace $150,000 Phase Conversion Equipment % of Demand 18.00% aw $0.00 Avg. Heat Rete-BTUMowh Turbine 10,800 Expected Loed Grown Traneminsion Losses 10.00% 1 phase to 3 phase $400 Betrel Admin Non-Fuel Expenses Siew Balen’ 90020 Fuel infection Factor 4.0% Avg. Heat Rete-BTUfowh Cost Piant 18,500 Load Factor Villages = 05 conversion equip /kW ‘Vilage Non-Fuel Expenses $/ewh, Sales = 90.000 General Inflation Factor 3.0% Hot Water Waste Heat Boller S/kw . $0 Lowd Factor Bethel == 065 Additonal SWGR Cost Bethel $0 Gen. Admin Cost $/hwh 0.0075 Discount Rate 3.5% Tank Farm Sigalion of storage $1.50 to Katskag SWGR & Gon, Admin Cost $/wh $0.0078 ‘Coal Cost per ton at 10,000 bauton $83 ‘Avg. Eligible PCE kwh vcs $5,000,000 SWGR O&M Siewh 90.018 Sold os % of Total = 34% Avg PCE per kwh sold in yr 2005 = 3013 Generation O&M Siw $0.0360 Est. Year 2008 Fuel Cost per Gat 31.48 Loan Period Yr 20 Distict Heating O& Mion 30.0050 Interest Rete % 0.00% Tank Farm O& M/iwh 0.0080 You 2002 2003 2004 2005 2008 2007 2008 2000 2010 2011 2012 2013 2014 2015 2018 2017 2018 2010 2020 kwh Salon ‘Aldachak 982,643 1,054,068 — 1,002,088 1,120,780 1,188,135 1,207,106 1,248,700 1,288,019 1,327,761 1,360,228 1,411,918 1,454,032 1,407,971 1,841,333 1,723,423 Akiak 828,404 923,703 986.580 90.035 1,024,042 1,058,008 1,120,421 1,105,007 1,230,840 1,277,768 1,475,708 Kwethtuk 988 1,104,121 1.197.162 1.245.071 1,203,905 1304.3 $51,055 1,081,683 1,717,880 2.012.953, Nap eniiok 111 707.138 774.282 804.308 = (838.210 907.922 017.708 1,004,381 1,133, 1,341,100 Tutukaak 419505 445.414 471.046 = 400,187 827.141 585,106 677,603 985.341 Napatiok 062,280 © 885,718 = 700,568 «733,810 783,471 r 860,901 Atmautiek 608,057 627,588 647.424 «887,583 088,008 708,754 751,100 772,820 817,080 KesighivNunapitchuk 2,300,517 2,304,012 2,481,841 2,670,304 2,000,200 2,751,620 3,035.6 3,133,278 3,232.474 3,333,203 3,530,201 4,081,240 UU Kolekag 1,018,128 1,082,077 1,088,044 1,125,629 1,202,055 1,241,008 4,321,035 1,381,032 1,403,448 1,448,583 1,831,708 1,787,847 ‘Aniak 2.384320 2.481.715 2.519.949 2.589.019 2.720873 2,801,255 21948032 3,021,027 3,005,950 3,328,770 3,725,580 Russian Mission 845.122 670808 608.375 722,730 061,784 801,081 920,803 1,012,972 1,176,202 Marshall 044.043 988,011 1,000,480 1.122298 1,145,803 1,306,508 Plot Station 1,217,045 1,262,915 1,308,408 1,355,319 1802203 1,084,044 982 2,157,572 2.217828 St Marys 2,800,385 2,605,308 2,721,807 2.778.800 3.073027 3.133.808 3,381,007 3,500,234 3,704,900 3.771.285 Mt Vitege 2,352,034 2,406,676 2,524,709 2,702,858 2,824,903 2,887,074 3,142,145, 3.273.728 3.478.182 3,844,990 Sheldon Pt 437,738 472024 480,618 607.514 682,112 082,138 724,258 or2.tt4 AAlakank 1,427,017 1.515.051 1,660,044 1,005,688 1.704770 2,045,762 2.180.713, : Emmonak 2.440243, 2,083,783 2,764,251 3,007,802 3.724901 Koti 1,317,898 1,470,518 4,743,074 2,162,845 Tunak 718,462 947,308 4,973,448 1,207,727 Kongigenak 700,023 720,387 951,061 1.203204 1,241,828 Kwrigitinogok 002.877 TH7218 734,130 Kipnuk 2,280,107 2,330,482 2,521,848 Chefomak: 1,042,429 1,083,174 4,210.071 Nightmute 735,336 780,451 838,310 Toksook Bay rR 1,801,172 1.840.713 1,802,797 2,083,402 Tununek 767,178 927,368 1,021,868 1,041,241 1,100,301 Newtok 363,204 404,004 504,345 05,120 809.549 Chevak 1,807,107 171780614 1,842,443 2,173,982 2.532.120 Scemmon Bay 1,010,700 1,007,802 1,142,068 1,188,382 1,430,092 Hooper Bay 2,300,427 2,840,824 © 2,633,178 2,727,370 3,222,800 Eek 801,062 98,480 884,121 672,008, . 784,704 Quinhegok 3 1229450 1311811 1363968 1308828 1440333 1620001 1703456 = 1812279 (1861783 Goodnews Bay 34 633,828 663,256 002,906 © 713,308 733,000 784,808 258 (841,326 909,295 932,539 956,076 1,083,185 Bere! 35 38,706,032 30,040,740 41,104,541 42.487.435 43,750,422 45,070,801 48,400,673 $0,808,748 81,012,280 50,246,476 57,728,300 $9,231,307 5,430,353 1. Load Requirements Anmusl kwh's Sold 70,040,660 61,623,024 64,237,882 100,706,470 112,008,632 131,719,308 Vitege System Losses 50 §,25,220 898 5,000,842 42,236 6,303,116 Bethe! Losses 3,105,250 3,205,563 3,920,484 4,040,480 00,718 5.234.428 ‘Tranamission Losses ° ° x r 5,451,187 6,500,287 6.208.459 7,188,207 Total kwh Requirements 85,033,983 87,720,178 90,443,813 03,204,870 100,876,748 103,853,230 113,010,488 116,138,028 120.017.2486 132,328,072 138,874.817 140,418,057 YW Demand 172217758 1830518883 20841 21148 zs79 23007 73842 20288 20027 27008 20201 30300 2. Generation Capacity 18,000 Coat 0 0 o ° 000 18,000 18,000 15,000 18,000 18,000 18,000 15,000 18,000 18,000 18,000 18,000 18,000 18,000 15,000 10,000 Turbine 0 ° ° ° 10000 10000 10000 10000 10000 10000 10000 10000 10000 10000 49000 10000 10000 10000 10000 Total install Capacity ° 0 ° ° 26,000 28,000 25,000 28,000 28,000 28,000 28,000 25,000 28,000 25,000 28,000 25,000 28,000 25,000 25,000 3. Capital Coste Generation Generator $0 $0 $0 $59,000,000 $59,000,000 $69,000,000 $80,000,000 $59,000,000 $89,000,000 $59,000,000 $59,000,000 $58,000,000 959,000,000 $50,000,000 $80,000,000 Wante Heat Boter 30 $0 $0 $0 $0 $0 90 $0 $0 0 40 9 $0 $0 $0 District Heating System 30 40 $0 $10,000,000 $10,000,000 $10,000,000 $10,000,000 $10,000,000 $10,000,000 $10,000,000 ‘$10,000,000 $10,000,000 $10,000,000 $10,000,000 $10,000,000 Tank Farm $0 $0 $0 $3,508,020 $3,508,020 $3,508,029 $3,508,020 $3,608,020 $3,608,020 $3,508,020 $3,508,020 $3,508,029 $3,808,020 $3,608,020 $3,508,029 Subtotal $0 40 $0 $72,608,020 $72,508,020 $72,608,020 $72,808,020 $72,508,020 $72,600,020 $72,508,020 $72,508,020 $72,508,020 $72,508,020 672,608,029 $72,508,028 BWOR System SWGR T-Line $0 $0 40 $0 $85,900,000 $88,900,000 $85,900,000 $85,900,000 $86,000,000 ‘$85,000,000 $85,900,000 $85,000,000 $85,900,000 $88,000,000 {$85,900,000 $85,000,000 $86,000,000 Addtional Cost Bethel Keekag $0 0 30 $0 $0 $0 $0 10 30 $0 $0 $0 ” 30 $0 $0 svcs $0 $0 30 $0 $5,000,000 $5,000,000 $5,000,000 $8,000,000 $8,000,000 y ‘$5,000,000 $6,000,000 $5,000,000 $8,000,000 $6,000,000 $8,000,000 $8,000,000 Substatone $0 $0 0 $0 $9,280,000 $9,280,000 $9,260,000 $9,260,000 $9,280,000 ; $9,250,000 $9,250,000 r $9,260,000 $0,280,000 $9,280,000 $0,280,000 $9,260,000 Vilage Modifications $0 0 %0 $0 $8,100,000 $5,100,000 $5,100,000 $5,100,000 $6,100,000 , $5,100,000 $5,100,000 $8,100,000 $5,100,000 $5,100,000 $5,100,000 $8,100,000 $5,100,000 Phose Conversion Equip $0 $0 $0 $0 $1,232,473 $1,232,479 $1,232.473 —$1,232473 —$1,232.473 —$1,292473 —$1.292473 —$1,232479 —$1,292473 —$1,232473 $1,232,473 $1,232,479 $1,292.473—$1.232473—$1,282.473 Subtotal $0 $0 $0 $0 $100,482,473 $100,482,473 473 $106,482,473 $106,482,473 $106,482,473 $106,482.473 $106,482,473 $106,482.473 $106,482,473 $100,482.47 $106,482,473 $100,482.473 $108,482.473 482,473 $106,462.473 Total Capttal Coste $0 $0 $0 $0 503 $178,900,603 $178,900,503 $178,000,603 $178,900,503 $178,900,603 $178,990,503 $178,900,503 $178,000,503 $178,000,503 $178,000.03 $178,000,503 $178,000,503 $178,090,503 Yew 2001 2002 20032008 2008 2008 2007 2008 2008 2010 2011 2012 2013 2014 2018 2018 2017 2018 2010 2020 4 Expenses 4 a Expenses Generation Debt Service $0 $0 30 $0 $3,625,401 $3,626,401 $3,625,401 $3,626,401 $3,625,401 $9,626,401 $3,628,401 $9,025,401 $3,625,401 $3,626,401 $3,625,401 $3,625,401 $3,625,401 Generation O&M $0 0 0 $0 $3,743,909 $3,908,163 $4,203,952 $4,451,800 $4,712,253 $5,273,270 898 $8,224,325 $6,573,100 $7,323,031 $7,728,527 Distict Heating System O&M $0 30 30 $0 $504,384 $834,844 = $586,880 $800,585 $835,071 $073,179 $753,324 -$700.495 «$841,601 $880,100 $090,028 $1,040,147 $1,103,847 Tank Farm O&M %0 $0 $0 $804,384 $534,844 = $588,880 $800,585 «$836.07 $673,179 $753,324 -$700.495 «= $841,601 $880,189 © $030,028 $1,066,147 $1,103,847 $0 Coal plant OMBetrel +Bothel V +1+2+304+5 tot2 Fuel OF Expense $0 $0 40 $0 Com Expense 30 $0 30 $0 $3,940, amin 30 40 90 so -$756578 Svbtota $0 $0 $0 $0 $15,151,140 SR System Debt Service $0 30 0 $0 $5,324,124 ‘SWGR O&M $0 $0 $0 $0 $1,513,151 ‘Admin $0 $0 $0 $0 $756,576 Subtotal $0 $0 $0 $0 Total Expenses $0 $0 30 $0 $22,744,991 4D PW Expenses PW Factor 1.000 0908 = 0934 0802 oat PW Total Cost $ $0 $0 $0 $0 $19,620,945, Accumulate PW Total Coste $0 $0 $0 $0 $19.820.945, 5. Power Cost & PCE Payments 5a Power Cost ‘Avg Busber Cosviewh - Bethe! : : : : s0174 ‘Avg Cost $twh SWGR System - : : : $0176 Avg. Busber Costiwh- Vilages =~ : : $0350 6. Waste Heat Recovery Aveiable Waste Heat For Sale (1,000,000 Bu) $0 $0 40 $0 348,000 (Diesel Fuel Gat Equivalent) $0 $0 30 $0 2.500.000 AMaste Heat Sales @00% Fuel Cost $3,262,500 7. Power Coste with Waste Heat (WH) Offset 1 Busbar Cost Rate Reduction $/kwh trom WH Sales - ‘ 5 s $0038 2 Busbar Cost $/twh w/ WH Offeet A Batol : : : : $0137 B Viteges ° : - - 0313 3 Avg. Power Cost with Non-Fusl Expense A Bethel B Vitages 4. PW Avg Contin ‘A Bethe! : 5 ; B Viteges ‘ = 5. PW Power Cost ‘A Benet 8. Viteges 8 Accumiated PW Power Cost A Bote! B Viteges Coad plant OWBethel +Bethel V.+1+2+3+4+5, $15,847,308 $5,324,124 $1,604,532 $802,206 $7,730,022 $23,578,320 0842 319852313 $30673.258 $0177 so1re $0351 349.600 2.533.333 $3,438 240 $0038 90130 $0312 $0150 30.395 90.134 $0332 $6,037,828 $14,790,156 $2,623,951 $4,428,470 $801,509 $16,580,655 $5,324,124 $1,700,641 $850,321 $7,875,086 $24,455,741 oat 319 894 781 359568019 30180 $0171 $0381 354 200 2566667 $3.622.819 $2,608,214 $4,601,611 $824,403 $17,352,710 $5,324,124 801,606 $25,379,375 076 319,947,959 $79.515978 30 182 $0352 358.800 2,800,000 $3,018,064 $0040 90.142 90312 $0164 $0300 90.120 $0314 $6,101,506 914,861,074 $26,277,721 399527583 $119.61 30185 $0168 $0353 363,400 2,833,333 $4,020.219 $0041 30144 $0312 $0167 $0402 $0127 $0305 $6,227,238 $14,908,002 $30,504,956 $0169 $0 106 $0358 368,000 2.868.667 $4.233.982 90.042 sour 90313 90.170 90.408 90.125 $0208 $6,208,451 914,964,704 $30,800,407 $80,114,028 $104,142,352 $10,241,059 $14,419,178 $149,681,000 $165,096,610 $180,480,872 $106,048,048 $21,717,203 $227, 2ot2 1 $139. 95,324,124 $2,190,805 $1,068,403 0709 $0102 $0165 $0357 372,800 2,700,000 $4,458,352 $0043 $04 $0314 90173 $0409 $0123 $0290 $0,306,080 $16,028,323 $43,106,487 $5,324,124 $2,259,073 $0196 $0163 $0350 377,200 2,733,339 $4,993,020 90.044 90.182 90.315 90.176 90413 $0121 90.283 $6,439,047 $15,009,307 $40,608,534 $3,905,636 $8,221,748 $943,009 $21,863,786 95,324,124 $2,389,304 7 $20,261,088 $20,384,204 $20,478. $0190 $0162 30.382 381,800 2,768,667 $4.041219 90.045 90.154 $0317 90180 90.418 $0118 $0277 $0,514,282 $15,177,517 $56,119,818 $0203 90.161 $0365 00 2,800,000 $5,200,781 $0048 90.187 $0310 $0183 90423 $0117 $0271 $6,501,718 $18,262,724 962,711,534 94,445,576 90,940,347 $902,481 $24,012,489 $5,324,124 $2,067,568 $1,933,784 $9,325,476 $33,337,904 osre $0207 90161 391,000 2,833,333 $5,473,203 90.047 90.160 $0321 90.187 $0428 $0116 $0265 36,671,267 $18,364,710 $09,382,821 $1,017,881 $25.170.230 $5,324,124 ose7 $20,505,587 $20,724,036 $20,860.68 $21,005,302 1.778 $100,043,747 $180,408,040 $20,883,628 $21,470,216 $242,203,282 $263,063.90 $284,000.242 $0212 $0160 90372 398,600 2,806,067 $5,759,008 $8,752,927 $15,483,262 $78,135,749 0877 so216 90.160 30.376 400200 2,900,000 $6,089,106 $0.050 90.167 90328 90.195 90.440 $0.113 90.254 96,838,576 $18,558,175 $82,972,325 $5,304,123 $8,172,503 $1,068,563 $27,005,916 95,324,124 93,198,442 91,609,221 $10,031,787 $37,697,703 90.221 $0158 $0380 404,800 2,033,333 $6,373,001 $0170 90330 $0109 $0447 $0111 30.249 $0,922,174 $16,009,247 9$80,804.409 $5,735,107 $6,107,170 $8,621,008 $0,092,500 $1,120,620 $30,421,129 $5,324,124 $3,491,780 $1,748,000 $10,290,534 $10,561,704 $39,900,102 $40,982,923 osse 0.820 $21,187,648 $21,317,600 $305,226,800 $326,544,390 $0226 90231 $0189 90.150 $0386 30.390 414,000 3,000,000 $7,050,604 $0082 30.084 $0174 90.177 $0333 90337 $0204 90200 $0454 90.481 $0.110 90.108 $0244 90.240 $96,004,182 $104,003,151 S77 $243,412,875 Bethel + Group 1 - 6 Villages 125% Load Growth St. Mary's ‘Annual kwth’s Sold jant Bethel+SWGR SWGR Cost Per Mile = Substation Cost each = Vilage interface 1 phase to 3 phase ‘conversion equip /kW ‘Additional SWGR Cost Bethel to Kaiekag per mie svcs Sold as % of Total = 34% Avg. PCE per kwh sold In yr 2005 = Loan Period Yr Interest Rate % 2001 2002 2003 2004 2008 2006 * 1 947,416 1,010,935 1,074,454 1,137,973 1,201,492 1,265,011 2 © 707,757 852,862 907,967 963,071 1,018,176 1,073,281 3 1,014,781 1,093,803 1,251,646 1,330,867 1,409,869 4 645,779 700,021 808,505 862,747 916,088 S 370,005 413,468 500,213 543,586 586,058 6 504,237 634,319 714,482 784,564 794,645 7 $88,830 624,032 694,436 720,638 764,040 8 2,309,517 2,483,900 2,772,868 2,927,049 3,081,432 9 1,016,129 1,081,304 1,211,924 1,277,189 1,342,484 10 2,384,320 2,509,358 2,759,433 2,884,470 3,009,508 11 645,122 690,801 782,188 027,836 673,515 12° 044,643 (986,453 1,070,074 1,111,684 1,183,604 13° 1,217,045 1,206,888 1,462,569 1,544,411 1,626,252 14 2,608,385 2,720,160 2,041,709 3,052,484 3,163,288 15 2,382,634 2,482,034 2,680,835 2,790,235 2,809,635 18 437,738 488,128 528,007 550,207 880,687 17 1,427,017 1,507,728 1,669,151 1,749,082 1,830,573 18 2,449,243 2,590,635 2,873,418 3,014,810 3,186,202 40 1,317,896 1,407,922 1.407.040 1,887,975 1,678,002 1,768,028 20 © 718,462 ——767,064 815,687 864,260 912,871 961,473 2 . 805,295 857,031 910,567 963,202 2 533,763 $60,143 886,523 612,003 2 1,657,077 1,745,032 1,832,987 1,920,941 24 628,713 680,708 732,699 784,601 2 476,112 509,748 543,379 877,013 28 1,295,990 1,370,741 1,448,492 a 978 061,789 28 413,029 484,283 a 1,750,045 1,961,500 30 1,119,172 1,289,874 u 2,588,541 2,904,297 32 647,608 110,722 3 1,335,964 1,462,061 u 708,681 777,838 8 43,240,970 47,775,008 76,517,812 61,186,303 65,704,793 00,433,284 95,071,774 5,410,688 5,625,502 5,615,689 6,148,463 3,096,483 3,277,880 3,459,278 3,640,878 3,822,073 o o 0 0 5,344,433 85,033,983 00,059,775 05,089,760 #¥eReRORE 110,386,742 17212 1823019245 20288 22484 0 o 0 ° 18,000 15,000 0 o 0 0 10000 10000 0 ° ° ° 25,000 25,000 % wo CJ $0 $59,000,000 $59,000,000 $0 so $0 $0 $0 $0 $0 ” $0 $0 — $6,000,000 $6,000,000 $0 30 $0 $0 $4,385,036 $4,385,036 $0 0 $0 $0 $60,385,036 $69,385,036 $0 $0 $0 $0 $85,900,000 $85,900,000 $0 0 $0 $0 0 $0 $0 30 $0 $0 $5,000,000 $5,000,000 $0 $0 Sd $0 = $8,260,000 $9,250,000 $0 so 0 $0 $5,100,000 $5,100,000 $0 0 CJ so $674,517 $674,517 $0 # J $0 $0 »” $0 125%Coal plant Bethel +Bethel V.+1+2+3+4+5 $100,000 $250,000 $150,000 ‘$200 ‘$5,000,000 90.13 20 5.00% 1,328,531 1,128,388 1,488,911 971,230 630,331 834,727 800,041 3,235,815 1,407,719 3,134,545 919,193 1,195,504 1,708,004 3.274004 3,009,035 620,076 1,911,285 3,297,504 1,858,055 1,010,076 1,015,638 639,284 2,008,896 836,684 610,647 1,594,993 947,601 $59,000,000 $0 $6,000,000 $4,385,096 $69,385,036 ‘$85,900,000 0 ‘$5,000,000 $9,250,000 $5,100,000 $874,517 2008 1,392,050 1,183,490 1,567,932 1,025.472 673,704 874,809 835,243 3,390,198 1,472,984 3,250,583 964,872 4,237,314 1,769,935 3,384,808 3,118,435, 650,486 1,991,006 3,438,085 1,048,081 1,056,678 1,068,474 ‘$6,000,000 $4,385,036 $69,385,036 $85,900,000, 0 $5,000,000 $9,250,000 ‘$5,100,000 $674,517 Total Miles SWRG T-Line Substations Required ‘Vilage Modifications Reqd Phase Conmrson Eqaprat % of Demand Bethel Admin Non-Fuel Expenses $/kwh Sales ‘Vilage Non-Fuel Expenses $/kwh,Sales = Gen. Admin Cost $/kwh SWGR & Gen. Admin Cost $/kwh SWGR O8M $/kwh Generation O&M Skew Est . Year 2005 Fuel Cost per Gat District Heating O&M/kwh ‘Tank Farm O&M/kwh, 2009 2011 1,455,569 1,882,607 1,238,895 1,348,805 1,846,954 1,804,997 1,079,714 1,188,198 117,077 803,822 914,890 995,054 870,445 940,849 3,544,581 3,883,347 1,538,249 1,688,779 3,364,620 3,634,695 1,010,551 1,101,908 1,279,124 1,362,748 4,071,777 2,035,450 3,495,583 3,717,133 3,227,835 3,446,636 680,056 741,638 2,072,707 2,234,130 3,880,377 3,063,161 2,038,108 2.218.161 4,107,280 1,204,485 4,121,110 1,226,382 744,805 2,360,716 1,044,655 677, 745,183 1,744,495 1,893,996 4,013,412 1,070,224 624,090 095,344 2,384,680 2,596,225 1,871,276 1,721,978 3,536,610 3,881,567 636,552 090,466 1,776,087 1,022,754 921,244 993,009 156,845,783 61,360,721 113,625,736 6,624,328 4,547,663 6,340,428 131,138,155 26708 15,000 15,000 15,000 10000 10000 10000 28,000 28,000 25,000 ‘$59,000,000 $58,000,000 $59,000,000 $0 $0 #0 $6,000,000 $4,000,000 $6,000,000 $4,385,038 $4,385,036 $4,385,036 $60,385,036 $60,385,036 $69,385,036 $0 90 $0 $5,000,000 $5,000,000 $5,000,000 $8,250,000 $9,250,000 $5,100,000 $5,100,000 $674,517 $674,517 $105,024,517 $105,024,517 $105,924,517 $105,924,517 $105,024,517 $105,024,517 $105,924,517 shad $0 $191,624,517 $191,824,517 $191,824,517 $19,624,517 $191,824,517 $1 Volz 7 18.00% $0.020 $0,080 0.0075 $0.0075 $0.015 $0.0350 $1.45 4.007.730 1,734,044 3,750,733 1,147,586 1,404,555 2,117,301 3,827,908 3,986,036 172,028 2,314,841 4,004,582 2,308,187 1,253,087 1,279,018 771,188 2,448,671 1,098,647 778,817 1,968,747 1,112,130 730,521 2,701,008 ~ 4,797,328 4,000,445 930,024 1,996,103 9,029,028 63,648,190 127,841,208 6,815,255 5,001,656 7,070,627 146,519,146 29830 $59,000,000 {$6,000,000 $4,385,036 $69,385,036 ‘$85,900,000 ‘$5,000,000 $9,250,000 2013 1,709,645 1,459,014 1,963,040 1,296,682 890,567 1,075,217 1,011,253 4,162,113 1,799,309 3,884,770 1,193,265 1,448,365 2,199,142 3,938,683 3,685,436 002,415 2,305,552 4,145,944 2,398,214 1,301,689 1,331,654 132,179,699 6,847,204 5,273,253 7,311,132 151,611,368 30864 15,000 10000 25,000 $59,000,000 ‘$6,000,000 $4,385,036 $60,385,036 $85,900,000 $5,000,000 ‘$9,250,000 ‘$5,100,000 Purchse Power Costs Bethel Utilities Turbine Gen. installation Cost $/kw - Miewh $0.00 Coal Piant installation Cost $/kw sw $0.00 ‘Avg. Heat Rate-BTU kwh Turbine Fuel Infaction Factor 4.0% Avg. Heat Rate-BTUkwh Coal Plant General inflation Factor 3.0% Hot Water Waste Heat Boller $/kw ' Discount Rate 3.8% Tank Farm $/galion of storage Coal Cost per ton at 10,000 btuton 2014 2015 2016 2017 2019 1,773,164 1,900,202 1,063,721 2,090,760 1,514,119 1,624,328 1,679,433 1,789,643 2,042,062 2,200,105 2,279,126 2,437,170 1,350,924 1,489,407 1,513,649 1,622,133 1,150,804 4,825,262 1,995,104 2,190,899 4,250,883 4,634,908 1,330,301 1,487,336 1,871,798 1,697,226 2,444,067 2,690,191 4.271,007 4,003,331 3,993,637 4,321,837 803,584 ‘923.073 984,753 2,637,686 (2,718,307 2,879,820 4,870,119 4,711,511 4,994,205 2,668,203 2,756,319 2,938,372 1,447,498 1,496,098 4,893,303 1,489,561 1,542,197 1,647,460 903,087 955,847 2,000,490 2,888,445 3,064,355 1,304,618 1,386,611 1,480,596 879,718 913,352 946,006 1,014,254 2,192,909 2,267,750 2,342,500 2,492,002 1,210,847 1,243,753 1,276,659 1,342,470 836,052 671,229 908,408 3,019,315 3,128,088 3,230,880 2,023,380 © 2,008,731 2,174,082 4,483,080 4,640,058 4,798,836 1,025,208 1,086,753 1,068,210 1,181,128 2,216,180 = 2,288,498 = 2,362,847 2,500,545 1,100,880 1,136,008 1,172,738 1,208,682 1,280,517 . ! 79,520,472 141,456,680 6,663,021 5,636,048 7,787,000 . 161,743,649 168,783,709 176,811,668 32019 33041 38072 18,000 15,000 18,000 15,000 18,000 15,000 10000 10000 10000 10000 10000 10000 25,000 28,000 26,000 28,000 28,000 28,000 Rad 0 # $0 $0 $6,000,000 $6,000,000 $6,000,000 $6,000,000 $8,000,000 $4,385,096 $4,385,036 $4,385,036 $4,385,036 $4,385,036. $69,385,036 $80,385,036 $69,385,036 $69,385,036 $69,385,036 $85,900,000 $85,900,000 $85,900,000 $85,900,000 $85,900,000 $0 $0 $0 $0 0 $8,000,000 $8,000,000 $5,000,000 $8,000,000 $9,280,000 $9,250,000 nae 000 waa, 000 8368888 2020 2,184,279 1,844,748 2,516,191 1,676,375 1,194,176 1,395,789 1,257,666 5,242,794 2,256,164 4,760,033 1,513,015 1,738,036 2,772,033 4,714,106 4,431,238 1,015,143 2,960,531 5,135,686 3,028,399 1,641,905, 1,700,105 982,228 3,152,310 1,812,589 1,047,888 ‘$8,000,000 $4,385,036 $69,385,036 $85,900,000 0 ‘$5,000,000 $9,250,000 ‘$5,100,000 $674,517 osr21r2002 Your 2001 4. Expenses 40 Expenses Generation Debt Service Generation O&M District Heating System O&M ‘Tank Farm O&M Fuel Of Expense Coal Expense ‘Admin Sbtotal SRO System Debt Service SWGR O&M ‘Admin Subtotal Total Expenses 4. PW. Expenses PW Factor PW Total Cost $ ‘Accumudate PW Total Costs 8 Power Cost & PCE Payments 5.0, Power Cost ‘Avg. Cost $/kwh SWGR System - : sssss ssssssss 33g 4. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) (Olesel Fuel Gal Equivalent) Neste Heat Sales @90% Fusi Cost 7. Power Costs with Waste Heat (WH) Offset 1. Bunbar Cost Rate Reduction $/kwh from WH Sales. - : 2. Busbar Cost S/ewh wi WH Offest A Bethel : - B. Villages : : 3. Avg. Power Cost with Non-Fust Expenses A Bethel B. Vitages 4, PW Awg. Costiowh : : A Bethe! : ° B. Vieges : : 5. PW Power Cost A Bethel B. Vilages ‘8, Accurated PW Power Cost A Bethel B. Vilages $0 $0 125%Coal plant Bethel +Bethel V.+142+3+405 ° Sesss sessssss ss 2003 2004 2005 $5,567,635 $3,063,536 $551,934 $551,934 $2,505,290 $4,311,706 $827,901 $18,179,944 $8,499,657 $1,655,801 $827,901 esses sessesss Sssss sessssss ssg 90.034 : $0.157 90.177 90.409 $0154 $7,385,344 $19,395,638 $7,365,344 $19,335,638 $5,567,635 $5,567,635 $4,167,404 $4,485,382 $595,343 $640,760 $595,343 $640,769 $2,965,284 $5,005,686 $905,978 $19,172,133 $20,211,504 $8,499.657 $8,499,657 $1,786,030 $1,922,307 $893,015 $961,153 $11,178,703 $11,383,117 $30,350,836 $31,594,622 0.842 0.814 $5,567,635, $4,018,023 $688,289 $688,289 $3,216,117 $5,376,913 $944,823 $21,300,089 $8,499,657 $2,064,867 $1,032,433 $11,596,958 $32,897,047 0.786 $25,554,589 $25,702,245 $25,856,781 $0.192 90.104 $0225 29 $0.417 0.412 349,800 2,533,333 $3,438,240 103, $19,713,764 $30,369,231 $78,088,089 $5,567,635 $5,567,635 $5,165,900 $5,529,609 $737,906 $737,906 $780,944 $709,044 $3,481,810 $3,763,133 $5,765,145 $8,171,043 $083,596 $1,022,119 $22,430,996 $23,633,427 $8,499,657 $8,499,657 $2.213,957 $2,369,832 $1,108,970 $1,184,916 $11,820,503 $12,054,408 $34,280,901 $35,687,832 0.750 90.197 $0208 90.408 363,400 2,633,333, 0.734 $0 200 $0.204 $0.404 2,868,667 $4,020,219 $4,233,952 90.035 90.162 90.370 $0.036 $0.164 0.368 $0.187 90.461 $0.137 $0.338 $7,009,006 $8,120,357 $10,649,236 $19,080,042 $30,330,120 $48,450,406 202 0.709 90.202 $0.200 90.402 372,000 2,700,000 $4,488,352 90.135 $0.327 $8,270,428 $20,132,056 $54,720,011 $0.205 $0.196 $0.402 377,200 2,733,333 $4,693,929 $0.037 90.169 90.368 90.132 90.317 $8,420,058 $20,280,758 $63,149,967 2013 . 0.662 $26,017,686 $26,185,268 $26,358,631 $26,537,698 $28,722,200 $26,91 $50,968,723 $76,670,068 $102,527,749 $128,545,636 $154,730,906 $181,080.37 $207,627,235 $234,349,435 $261,261,312 $288,367,780 $315,673,547 $343,183,032 $370,000,464 $398,829,847 $428,974,971 $0.208 $0.193 $0.402 381,800 2,706,087 $4,941,219 90.037 $0.171 90.365 90.196 $0488 90.130 $0.308 $8,569,208 $20,432,233 $71,719,172 $5,867,635 $7,155,398 $1,022,200 $1,022,200 $5,061,433 $7,905,425 $1,178,147 $28,989,437 $8,499,657 $3,066,599 $1,533,300 $13,099, $42,088,993 $0.212 $0.191 $0.403 386,400 2,800,000 $5,200,781 $0.174 $0365, $0.128 $0.300 $8,717,034 $20,567,169 $80,437,006 $5,567,636 $7,607,948 $1,006,850 $1,006,650 $5,433,796 $8,490,470 $1,213,077 $30,486,623 $8,409,657 $3.200,540 $1,630,275 $13,390,481 $43,877,108 0.818 $0216 30.180 $0,404 391,000 2,833,333 $5,473,203 $0.17 90.368 90.206 $0473 $8,085,005 $20,745,362 $69,302,012 $5,567,635, $8,080,368 $1,154,338, $1,184,338 $5,627,242 $9,017,691 $1,280,678 $32,082,490 98,499,657 $3,463,015 $1,731,507 $13,694,180 $45,746,609 0.807 so219 $0.187 $0.408 395,600 2,006,667 $5,759,096 $0.180 90.367 $0.208 $0477 $0126 $0285 $9,013,387 $20,906,611 $5,567,695 $8,573,419 $1,224.) $1,224,774 96,242,837 99,567,936 $1,288,548 $33,689,922 $8,499,657 $3,674,322 $1,837,161 $14,011,141 $47,701,063 0.877 400,200 2,900,000 $6,059,108 $0.040 90.212 90.482 90.122 $0278 $9,160,248 $21,070,724 $5,967,635 $9,087,886 $1,208,289 $1,298,289 $6,681,700 10,142,081 $1,326,087 $35,401,929 $8,499,657 $3,894 608 $1,947,404 0.557 90.228 $0.184 $0411 404,800 2,933,333 $6,373,901 $0.187 $0.370 $0216 $0488 $0.120 $0272 $9,306,460 $21,237,511 $5,967 635. $9,624,585 $1,374,941 $1,374,941 $7,145,000 $10,741,037 $1,363,497 $37,191,636 $8,499,657 $4,124,822 $2,062,411 $14,686,001 $51,878,528 0.538 9022 $0.182 $0415 409,400 2,968,067 $6,704,185 $0.042 $0101 90.373 soz $0404 $9,451,997 $21,406,792 $5,567,635 $10,184,359 $1,454,908 $1,454,906 $7,633,963 $11,365,745 $1,400,776 $30,062,294 $8,400,657 $4,364,725 $2,182,363 $15,046,745 $54,109,039 77 $27,106,477 $27,305,758 $27,509,485 $27,717,433 $27,929,383 $28,145,125 $0.237 $0.182 0.419 414,000 3,000,000 $7,050,694 $0,043 0.194 $0.376 228 90.501 $0.117 $96,316,298 $107,476,546 $116,783,006 $126,235,003 $135,631,637 $97,938,228 $117,027,287 $138,080,223 $18,340,962 $178,773,215 $199,360,384 $220,105,746 $241,012,357 $262,083,081 $283,320,592 $304,727,384 $326,305,772 08/21/2002 Bethel + Oroup 1 - 6 Viteges 75% Load Growth Nuvista Generation-16 MW Coal Plant Bethel+SWGR Village Sys. Losses 1999 15.00% ‘SWGR Cost Per Mle = $100,000 Vilage Sys. Losses 2020 8.00% Substation Cost each = $250,000 Bethe! Sys. Losses: 8.00% ‘Vilage interface ee 000 ‘Traramiasion Losses 10.00% 1 phase to 3 phase Load Factor Vilages . 08 ‘conversion equip /KW Loed Factor Bethel == 08s Additiona SWGR Cost Bethe! 0 to Kalskeg per mie ‘Avg. Eligible PCE kwh Svcs ‘$5,000,000 ‘Sold 8 % of Total = 34% Avg. PCE per kwh sold in yr 2005 = $0.13 Loan Pertod Yr 20 Interest Rate % 5.00% 2001 2006 2007 . 1 1,038,245 1,086,411 2 879,097 805,365, 3 1,014,781 1,145,027 9,171,076 4 (e4s.779 740,528 759,478 370,095, 481,256 479,488 894.237 651,931 663,470 588,830 632.454 641,178 2,300,517 2,529,558 2,573,567 1,018,129 1,104,063 1,122,730 2,384,320 2:508,451 2.533.278 645,122 714.250 x 944,843 970,637 1,217,045 1,334,489 2,667,037 1,449,249 788,641 784,244 509,511 1,580,119 625,471 408,709 1,250,058 4,018,114 2,306,542 2,480,300 898,018 611,136 1,227,210 1,205,154 eres 066,677 674,008 40,886,502 41,434,120 517,812 77,690,008 78,062,198 80,034,301 62,378,777 410,688 5,381,370 8,338,674 §,292,201 5,186,323 3,006,483 3,140,132 3,183,781 3,227,431 3,314,730 o o 0 ° 4,613,098 85,033,083 86,211,507 67,384,653 88,554,023 95,482,928 17212 1744017688 «17922 19444 0 ° ° 0 18,000 18,000 18,000 o 0 0 ° 10000 10000 10000 ° ° ° o 25,000 28,000 25,000 ca Sd o $0 $59,000,000 $59,000,000 0 0 Sd ” o $0 0 ” $0 $6,000,000 $6,000,000 $0 $0 $0 $0 = $2,631,022 $2,631,022 0 CJ 0 $0 $87,631,022 $67,631,022 $0 0 % $0 $85,900,000 $85,900,000 $85,900,000 oJ ” » 2 $0 0 0 $0 SJ $0 $0 $5,000,000 $5,000,000 $5,000,000 Sd 5 0 $0 = $9,250,000 $9,250,000 $9,250,000 $0 30 $0 $0 $5,100,000 $5,100,000 $5,100,000 $0 $0 $0 $0 ——-$575,920 $575,920 $575,920 $0 0 0 $0 $0 Sd #0 0 75%Cool plant Bethel +Bethel V.+1+2+3+4+5 tof2 Total Miles SWRG T-Line 850 Substations Required v7 Vilage Modifications Read “ Phase Conversion Telpract % of Demand 18.00% Bethel Admin Non-Fusl Expenses $/kwh Sales $0.020 Vilage Non-Fusl Expenses $/kwh, Sales = $0,080 Gen. Admin Cost $/kwh 0.0075 SWOR & Gen. Admin Cost $/kwh $0,0075 SWGR O&M S/kwh $0.015 Generation O&M $/kw 90.0380 Est . Year 2005 Fuel Cost per Gal $1.45 Dintict Heating O&M/wh $0.0050 Tank Farm O8M/iewh $0,000 2006 2009 2010 2012 1,092,743 1,147,240 927,901 976,705 1,223,174 1,301,322 707,377 884.227 515,952 870,640 880,547 721,163 658,628 684,002 2.817,578 2,681,584 2,793,800 1,140,407 1,188,283 1,211,564 2/588,104 2,582,890 2.657.400 785,727 797,204 986,734 1,001,831 1,404,908 1,475,357 2,701,620 736,220 2,481,522 2.520.855 500,884 536,930 1,574,001 1,629,244 2,715,419 2018.238 1,528,062 1,006,874 830, 872,056 834, 885,309 528, $43,722 1,883, 1,718,682 685, 746,364 501, 536,148 312: 1,374,344 i 793,622 496,178 1,880,314 1,241,508 2,780,452 657,063 1,307,950 724,108 44,162,207 44,707,825 09,411,935 4,708,438 3,576,628 4,947,255 101,513,884 102,704,258 20884 20804 18,000 18,000 15,000 18,000 10000 10000 10000 10000 28,000 28,000 28,000 25,000 $59,000,000 {$59,000,000 $59,000,000 » 90 w {$6,000,000 {$8,000,000 $6,000,000 $2,631, $2,631,022 $2,631,022 $67,831, $07,631,022 $67,631,022 {$85,900,000 $85,900,000 $85,900,000 $88,900,000 $88,900,000 0 $0 $0 0 %0 {$5,000,000 $5,000,000 $5,000,000 $8,000,000 $5,000,000 $9,250,000 . E $9,250,000 $9,250,000 $5,100,000 $5,100,000 $8,100,000 $575,820 $575,620 $875,620 1,165,408 992,973 1,327,371 873,178 588,881 732,702 693,527 2,837,618 1,229,331 2,682.235 811,030 1,007,030 1,498,839 1,416,931 732,378 48,283,442 90,584,128 4,684,171 3,620,275 5,001,486 103,890,060 21144 $89,000,000 ‘96,000,000 $2,631,022 $87,631,022 {$85,900,000 so ‘$5,000,000 $9,250,000 ‘$5,100,000 $575,920 Purchwe Power Coste Bethel Utiities Turbine Gen. installation Cost $/kw . $850 Sewn $0.00 Coal Plant installation Cost $/kw 3800 sw $0.00 Avg. Heat Rate-BTUkwh Turbine 10,800 Fusl Infaction Fector 4.0% Avg. Heat Rate-BTUkwh Coal Plant 18,500 General Inftation Factor 3.0% Hot Water Waste Hest Boller $/iew ' ~” Discount Rate 3.5% Tank Farm S/gallon of storage $1.50 Coal Cost per ton at 10,000 btutton $83 2017 2018 2019 2020 1,238,070 1,058,045 1,431,567 48.976 061,009 778,057 728,428 3,013,651 3,087,680 3,101,668 3,145,678, 1,300,308 1,318,165 1,395,931 1,353,698 2,781,541 2,808,367 2,831,193 2,856,020 068,332 880,158 907,809 1,027,625 1,033,024 1,043,422 1,802,771 16.254 1,883,220 2,783,872 1,805,403 2,828,464 2610,410 2,628,521 2,658,743 882,031 591,049 609,086 1,721,168 1,730,580 1,776,319 2,901,596 3,014,668 3,001,412 1,738,227 1,764,498 1,817,039 943,035, 957,071 905,143, 969,530 906,375 1,020,063 $72,231 577,933 889,337 1,828,615 1,848,205 1,891,386 047,107 067,258 907,553 504,013 005,586 628.733 1477,810 1,498,626 1,840,052 813,376 817,325, 625.228 $79,416 607,162 2,006,758 2,128,907 1,300,437 1,440,080 3,069,725 3,163,483 606,428 709,550 1,811,792 1849736 173,444 780,066 47,435,912 47,961,530 40,072,785 91,756,321 95,272,900 98,445,083 97,817,286 98,789.48 4,505,728 4,305,329 4,200,178 4,090,848 3,977,337 3,883,925 3,794,873 3,838,822 3,882,172 3,925,821 5,055,290 $214,232 §,286,374 5,318,008 5,360,405 105,071,271 108,887,334 109,750,188 110,908,402 112,062,043 21383 22082 2a 22560 2783 18,000 18,000 18,000 15,000 15,000 15,000 15,000 10000 10000 10000 10000 10000 10000 10000 25,000 28,000 26,000 25,000 25,000 25,000 25,000 $59,000,000 $59,000,000 $59,000,000 $89,000,000 $59,000,000 $59,000,000 $59,000,000 $0 0 0 » 0 » 0 $6,000,000 $6,000,000 $6,000,000 $8,000,000 $6,000,000 $6,000,000 $6,000,000 $2,631,022 $2,631,022 $2,631,022 $2,631,022 $2,631,022 $2,631,022 $2,631,022 $67,631,022 $67,631,022 $67,631,022 $67,631,022 $67,831,022 $87,631,022 $87,631,022 $85,900,000 $85,900,000 $85,900,000 $85,900,000 $85,900,000 $85,900,000 $85,900,000 0 * * So $0 0 0 $5,000,000 $5,000,000 $5,000,000 $5,000,000 $5,000,000 $5,000,000 $5,000,000 $9,250,000 $9,280,000 $0,280,000 $9,250,000 $9,250,000 $9,250,000 $9,250,000 $5,100,000 $5,100,000 $8,100,000 $5,100,000 $5,100,000 $5,100,000 $5,100,000 $575,920 $575,920 $575,920 $875,820 $575,920 $575,920 $575,920 $105,825,920 $105,825,920 $105,825,920 $105,825,820 $105,825,920 $108,825,920 $105,625,820 $105,825,820 $105,825,920 $105,825,920 $105,625,920 $105,625,820 $105,625,020 $105,625,820 $105,825,920 $105,825,920 $191,725,920 $191,725,020 $191,725,920 $191,728,920 $191,725,920 $191,725,920 $101,725,820 $191,728,020 $191,725,920 $191,725,020 $191,728,020 $191,725,820 $161,725,820 $191,726,920 $191,725,920 $191,725,920 Year 4. Bxpenses: 4.0 Expenaes Generation Debt Service Generation O&M Dietrict Heating System O&M Tank Farm O&M Fuel Of Expense Coal Expense ‘Aden Subtotal WRG System Debt Service ‘SWOR O&M ‘Aderin Sibtotal Total Expenses 4b PW. Expenses PW Factor PW Total Cost $ ‘Accumulate PW Total Coste & Power Cost & PCH Payments 5.8, Power Coat ‘Avg. Busbar Costikwh - Bethel - ‘Avg. Cost S/kwh SWGR System ‘Avg. Buabar Cost/kwh - Vilages - €. Waste Heat Recovery Avaliable Waste Heat For Sale (1,000,000 Btu) (Diese! Fuel Gal Equivalent) Neste Heat Sales @00% Fusl Cost seses sessesss 7. Power Costs with Waste Heat (WH) Offset 1. Busbar Cost Rate Reduction $/kwh from WH Sales - 2. Busbar Cost $/kwh w! WH Offset A Bethel : 8 J. Villages a 3. Avg. Power Cost with Non-Fusl Expenses A Bethel B. Villages 4. PW Avg, Coatfewh : A Bethe! : B. Vilages 5. PW Power Cost A Bethel B. Vitages: 8. Accumiated PW Power Cost A Bethel 8. Viteges 75%Coal plant Bethel +Bethel V.+1+2+3+4+5 essss ssssssss se eeees sesessss seg ss 83g $5,426,888 $3,209,624 ‘$471,375 $471,375 $2,139,632 $3,682,380 $707,062 $16,196,335 $8,401,746 $1,414,126 $707,062 $10,612,032 $26,011,267 Sssss ssessssss 0.871 $23,364,470 $23,364,470 $0.199 90.283 90.463 90 348,000 $0 =©—_2,500,000 $3,282,500 $0.040 $0.150 $0.423 $0.156 90.438 $6,388,648 $17,656,172 $6,388,648 $17,656,172 $5,426,688 $3,442,520 $491,789 $491,789 $2,253,965, $3,841,852 $716,197 $16,665,000 349,600 2,533,333 $3,438,240 $0.042 $0.161 $0.422 $0.181 $0.504 $0.153 80.425 $8,320,033 $17,389,038 $12,708,681 $35,045,208 $5,426,088 $3,590,850 $512,979 $512,979 $2,373,909 $4,007,389 $725,297 $17,150,291 $8,491,746 $1,538,936 $769,468 $10,800,149 $27,950,440 90.162 $0472 $0.149 $0.412 $6,253,812 $17,131,880 $5,426,888 $3,744,808 $534,972 $534,972 $2,499,725 $4,179,203 $734,363 $17,654,990 $8,491,746 $1,606,017 $802,458 $10,890,121 $28,554,051 $22,443,226 $22,160,773 $21,880,022 $21,630,266 $21,981,414 $21,142,908 $20, $91,590,030 $13,750,803 $135,640,725 $157,270,001 $178,652,405 $199,795,301 $220,710,007 $241,405,957 $261,892,604 $282, $0208 90.258 90.467 388,800 2,600,000 $3,816,664 80.045 $0.163 80.422 $6,189,880 $16,683,368 $25,152,372 $89,060,128 $5,426,888 = $5,426,088 $3,904,586 $4,070,397 $557,798 $581,485 $557,708 $581,485 $2,631,686 $2,770,078 $4,357,518 $4,842,563 $743,305 $752,391 $18,178,670 $18,725,267 $8,491,746 $1,673,304 ($836,007 $11,001,837 $29,181,507 0.780 0.74 90212 $0215 90.287 $0.256 0.480 $0471 363.400 368,000 2,633,333 2,606,687 $4,020,219 $4,233,952 90.168 $0422 90.190 $0515 90.130 90.378 $6,128,136 $6,088,486 $16,644,156 $16,413,501 $31,280,809 $37,348,004 $5,426,688 $4,242,450 $608,064 $608,064 $2,915,198 $4,734,874 $761,354 $19,292,592 $0219 90.255 $0.473 372,000 2,700,000 $4,456,352 90.136 90.367 $6,010,836 $16,191,357 $43,359,830 $5,426,088 $4,420,965 $631,566 $631,566 $3,067,358 $4,933,797 $770,282 $10,682,422 98,491,746 $1,894,699 $947,350 $11,333,794 $31,216,217 0.685 $0.222 $0.254 $0.476 377,200 2,733,333 $4,693,929 $0.170 90.423 0.194 $0.522 $0.133 $0.357 $5,955,097 $15,077,153 $49,314,927 $987,036 $11,452,054 $31,948,503, 228 253 80.470 381,000 2,786,067 $4,941,210 90.172 90.424 $0.197 $0,526 90.130 90.348 $5,901,106 $15,770,664 $55,216,113 $5,426,088 $4,798,296 $605,471 $605,471 $3,304,116 $5,354,099 $788,035 $21,133,178 $8,491,748 $2,056,413 $1,028,208 $11,576,365 $32,709,540 $0230 $0.252 90.482 308,400 2,800,000 $5,200,781 $5,426,688 $4,997,590 ($713,041 $713,041 $3,569,409 $5,577,310 $796,659 $21,795,930 $8,491,746 0.618 $0238 90.251 90.498 391,000 2,833,333 $8,473,203 $0.178 427 90.203 905% 90.125 $0.330 $5,708,510 $15,379,624 2016 $5,426,088 ‘$5,204,300 $743,471 $743,471 $3,753,135 $5,007,998 $005,649 $22,484,013 $8,491,746 $2,230,414 $1,115,207 $11,037,367 $34,322,200 0.597 $0239 90.251 $0 490 395,600, 2,068,667 $5,759,006 $0,061 $0.178 $0428 90.205 $0.539 $0.123 90.322 $5,749,000 $15,194,092 $72,613,261 2017 $5,426,088 $5,418,685 $774,098 $774,008 $3,945,680 $6,047,283 $814,405 $23,201,107 748 $11,075, $35,178,293 0.877 $0244 $0.250 $0.494 400,200 2,900,000 $6,050,106 90.208 $0.544 $0.120 80.314 $5,702,211 $18,016, $78,315,478 $5,426,688 95,641,014 $8,401,746 $2,417,577 $1,208,769 $12,198,111 $36,063,680 0.887 $5,426,088 = $5,426,888 $5,871,562 $6,110,615 $838,705 $838,795 $4,358,009 ($6,552,683 $831,813 $24,719,385 $1,258,192 $12,286,321 $36,985,706 0.538 0.820 18 $20,895,950 $20,486,647 $20,286,376 $20,004,819 $19,011,667 $19,736,622 $302,273,798 $32,185,465 $341,922,067 90.248 $0.250 $0.498 404,800 2,933,333 $8,373,901 $0.182 90.432 212 $0.550 90.118 $0.306 $5,656,271 $14,044,737 $83,971,749 409,400 414,000 2,966,667 3,000,000 $8,704,185 $7,050,604 $0.071 $0.187 $0437 $o218 $0.561 $0.13 $0.292 $5,568,455 $14,519,242 $89,583,485 $95,151,910 $85,704,282 $102,117,873 $118,309,230 $134,286,383 $150,057,086 $165,628,732 $181,006,556 $196,203,447 $211,220,060 $226,084,797 $240,743,822 $255,283,064 COMBUSTION TURBINE GENERATION Bethel + Group 1-8 Villages Expected Load Growth Yew uh Sales Akiachak Akiak Kwethiuk Nap os iiek Toluksak Nap akiek Atmautuak KasigtiNunepitchuk UU Kalskag Aniak Russian Mission Mershet Plot Station St Maye Mt Vilage Sheldon Pt Alakanuk Emmonek Kotik Tunak Kongiganak Kwagilinogok Kipnuk Chetomek Nightmute: Toksook Bay Tununak Nowtok Chevak Scemmon Bay Hooper Bay Eek ‘Quinthagok Goodnews Bey Bethel 1. Load Requirements ‘Annusl keth’s 80kd Vilage System Losses Bethe! Losses Transmission Losses Total kwh Requirements ‘WV Demand 2. Generation C 2x 10,000 kw #2 x 5 000 kw 1 5000 kw Total Install Capacity 3. Capital Coste Generation Generation Waste Hest Boiler Diatict Heating System Tank Farm Subtotal SWOR System SWGR T.Line Additional Cost Bethel Kalnkag svcs ‘Substatons Vitege Modifications Phawe Conversion Equip Subtotal Total Captal Costs Nuvista Generation - Combustion Turbine + SWGR 1999= — 1500% 2020 = 8.00% 800% ‘Transmission Losses 10.00% Load Factor Villages == os Load Factor Bethel == 06s ‘Avg. Eligible PCE kwh Sold ws % of Total = 34% 2001 2002 2003 . 1 947,418 982.643 1,018,403 2 707,757 828,404 850.610 3 1,014,781 1,058,088 1,104,121 4 045,770 678.111 707,130 6 370,095 304, 410,595 © = $04,237 618,519 639,109 z 608.057 627,588 8 2,304,012 2.481.841 8 1,082,077 1,088,644 10 2,384,320 2,451,715 2,619,040 11 845,122 670,506 608,375 12 944.043 968.011 987.617 13° 1,217,045 1,262,315 1,308,406 14 2,000,385 2,665,305 2.721.807 15 2,382,834 2,409,318 2,486,676 18 437.738 454.730 472,024 17 1,427,017 1,470,709 1,515,051 18 2,526,278 2,004,450 19 1,307,861 1,418,735 20 745,341 772,713 2 720,387 780,348 2 495,724 510,501 23 1,528,172 1,577,028 24 563,790 583,632 28 427,670 448,033 26 1,187,694 7 767,178 28 383,204 2 1,507,107 30 4,010,700 1,083,620 31 2,272,784 2,360,427 2,440,707 32 801,862 X 33 1220450 34 633,826 853.258 35 38,708,032 39,040,740 41,194,541 76,517,812 79,049,660 61,623,024 419,888 8,825,228 3,006,483, 3,205,563 0 0 85,033,083 90,443,813 47212 17788 18308 ° 0 0 0 ° ° ° 0 0 30 30 $0 $0 $0 $0 $0 so $0 $0 90 $0 90 so $0 $0 0 $0 $0 30 30 $0 $0 $0 $0 30 $0 $0 $0 $0 $0 $0 $0 $0 30 $0 so $0 30 ‘TurbGen Bethel +Bothel V.+1+2+30465, SWGR Cost Per Mile = $100,000 Substation Cost each = $250,000 Vitage intertace $150,000 1 phase to 3 phase $400 conversion equip KW Additonal SWGR Cost Bethe! $0 to Kalskag svcs $5,000,000 Avg PCE per kwh sold in yr 2005 = $013 Loan Period Yr 20 Interest Rete 500% 2004 2008 2008 2007 1.054068 1.082008 = 120789 1 108135 801378 = 923703958589 a0 038, 4.950.178 1197162 1 245071 1.293.808 738863771282 «804398 838210 47s oa app 87827 441 662,260 685.718 700 $68 733610 847424087503 888008 2570304 2.880.200 27518202 4.125820 © 1.163833 1.202085 1.241.008 2.580.019 2,658,027 2720673 2.801.258 722.730 749870 778.806 4.707 1,000.480 1,031.41 1.053.859 1,078 414 1.355.319 1,403,053 1.451.600 2,778,890 2,836,555 2.894.601 2524709 © 2.583.417 2.642.790 6.8 507.614 $28,712 1,560,044 1,605,688 1,651,083 2.083.783 2.704.251 2,848,883 ! 1,523,211 614,252 42,487,438 64,237,882 580,303 3,307,305 0 93,204,670 18883 sessss sssse 30 $0 $147,082,473 $147,062,473 $147,062.473 $147,982.473 $147, 1,700,478 710,784 528,137 1,404.51 807,208 4,779,473 4,142,658 2,633,178 854,120 672,008 1363088 = 1306828 743,308 733,900 48,070,501 80,592,000 92,331,436 100,078,748 20541 30,000 30,000 30,000 0 0 ° 30,000 30,000 30,000 $19,500,000 $19,500,000 $16,800,000 $3,000,000 $3,000,000 $3,000,000 $8,000,000 $8,000,000 —_ $6,000,000 $13,000,000 $13,000,000 $13,000,000 $41,500,000 $41,500,000 $41,800,000 $85,900,000 $85,900,000 $85,900,000 30 $0 %0 ‘$5,000,000 $5,000,000 $5,000,000 39,250,000 $9,250,000 $9,250,000 $5,100,000 $5,100,000 $8,100,000 $1,232,473 $1,232473$1,232.473 $106, 2008 1.207.108 1.024.042 1 343.664 872.718 555,808 758.444 729,805 2.930.487 1,280,758 2.873.875 833,003 1,099,206 1,851,184 1,832,902 95,112,282 5,083,481 5,304,583 100,920,341 22379 30,000 0 30,000 ‘$19,500,000 ‘$3,000,000 $8,000,000 $13,000,000 $41,500,000 $88,900,000 30 ‘$5,000,000 $9,250,000 $5,100,000 $1,232,473 AT3 $106,482.473 $106,482.73 $106,482,473 $106,482,473 $106,482,473 $106, Tote Miles SWRG T-Line Substations Required Village Modifications Reqd Phase Conversion Equipment % of Demand Bethe! Admin Non-Fuel Expenses $/ewh Seles® Vilage Non-Fuel Expenses Sikwh, Sales = Gen Admin Cost $/ewh SWGR & Gen. Admin Cost $iwh SWGR O&M S/ewh Turbine O8M Sew Est Year 2005 Fuel Cost per Gat District Heating O&M/kwh Tank Farm O&Miiewh 2009 2010 2011 1248700 © 1,286.019 1,327,761 1.058608 = 1,003,734 1,120.421 1304340 1,445,059 1,498 495 907 922 943,822 980.418 585.188 615.278 848.079 703.471 4,09 759.160 783 3,035,618 3,232,474 4,321,035 1,403,448 2,048,032 861,784 4.122.238 1,148,503 1,084,044 3,271,082 1,858,482 1,000,483 1,020,543 $71,260 1,496,432 1'380,008, 3.120811 748,778 51,012,280 103,703,817 30,000 30,000 30,000 0 0 0 30,000 30,000 30,000 $10,500,000 $1,500,000 $19,500,000 $3,000,000 $3,000,000 $3,000, $8,000,000 $8,000,000 $13,000,000 $13,000,000 $13,000,000 $41,500,000 $41,500,000 $41,500,000 $85,000,000 $85,900,000 $85,900,000 $0 $6,000,000 $9,250,000 ‘$5,100,000 $1,232,473 tot2 650 7 Er 15.00% $0020 30.080 0.0078 $0.0078 $0018 90.0125, $145 $0.0050 $0.0050 2012 1,360,228 1,165,667 1,551,055 1,017,700 677,593 860,001 817,080 3333203 1,445,583 3,471,728 951,041 1,192,750 1,917,620 1,061,208 1,085,881 651,001 2,243,168 1,481,050 3,326,008 863,680 53,337,028 106,080,654 180,601 034 199,042 122,504,321 24034 30,000 $1.232.473 2013 1418,318 1,202,473 1,806,341 1,055,607 3.077.388 061,530 1,904,202 2,313,771 1,832,081 3,432,550 803,482 1715304 088,345 6,052,483, 125,742,576 25591 30,000 $,000 35,000 $22,750,000 ‘$3,500,000 $6,000,000 ‘$13,000,000 ‘$45,250,000 ‘$85,000,000 $0 $5,000,000 $9,250,000 ‘$5,100,000 $9,232,473 ‘3 $106,482,473 $106,482,473 $106, Purchse Power Costs Bethel Utiites: ‘Sow 90.00 sew $0.00 Fue! Inflection Factor General Inflation Factor 30% Discount Rete 35% 2014 2015 2018 1,454,032 1,407,371 1,541,333 1,230,840 1,277,708 1,081,653 1,717,880 4,004,381 1,133,761 742,758 14, 862,497 3,539,261 4,831,708 3,325,770 4,012,972 1,240,948 2,150,713 3,724,901 2,162,845 1,042,429 735,336 1,700,954 1,840,713 1,002,054 1,021,868 687,885 605, 2,458,282 2,832,120 1,830,187 1,603,603, 3,848,777 3,750,342 843,087 863,220 1612273 1881783 956,075 67,720,300 60,231,307 112,068,832 115,740,164 6,208.4 120,017,245 138,674,817 26256 27608 30,000 8,000 35,000 $22,750,000 $22,750,000 $3,500,000 $3,500,000 $8,000,000 $8,000,000 $13,000,000 $13,000,000 $45,250,000 $45,280,000 {$85,000,000 $85,900,000 $0 $0 $5,000,000 $5,000,000 150,000 $9,280,000 $5,100,000 $5,100,000 $5. $1,232,473 $1,282,473 $1,232,473 Turbine Gen. Instatation Cost Siew . ‘Avg. Heat Rete-BTU/iwh Hot Water Waste Heat Boller $/w * 4.0% Tank Farm Sigation of storage 3,563,135 1,207,727 1,241,528 134, 2,930,482 1,083,171 780,481 1,802,797 1,041,241 722,018 2,807,006 4,748,021 3,871,545 383,508 1011808 $22,750,000 $3,600,000 $8,000,000 $13,000,000 $45,250,000 $85,900,000 $0 ‘$8,000,000 $0,250,000 100,000 $1.2: 3 2018 1,631,130 1,304,905, 1,892,181 1,258,077 881,632 43,028 1,142,657 1,340,185 2,008.3: 3,839,007 3,408,010 787,584 2,258,208, 3,014,437 2,200,063, 4,242,800 1,280,440 781.207 2,300,519 1,946,608 1,080,770 751,281 2,083,184 125,203,185 6,482,240 4,983,415 6,836,271 142,478,081 28084 $050 10,800 $100 $1.50 2019 2020 1,676,905 1,723,423 1.436071 1,475,708 1,952,080 2,012,953 1,208,240 1,341,100 918,130 055,341 1,084,631 1,210,412 1,391,220 2.217.626 3,771,285 2,821,848 1,210,071 838,310 2,053,402 2014179 1,028,445 1,083, 65,430,383 128,440,478 131,719,306 5,303,116 20684 30,000 30,000 8,000 000 36,000 36,000 $22,780,000 $22,750,000 $3,800,000 $3,500,000 $6,000,000 $6,000,000 $13,000,000 $13,000,000 $48,250,000 $45,280,000 $88,000,000 $85,000,000 $0 0 98,000,000 $8,000,000 $0,250,000 $8,260,000 $6,100,000 $5,100,000 $1,232473 $1,232,473 ATS $108,482,473 $106,482,473 $106,482.473 $106,482.473 $106,482,473 $106,482.473 73 $147,062,473 $147,062.473 $147,082,479 $151,732.473 $181,732,473 $151,732,473 $151,732,473 $151,732,473 $161,732,473 $151,732,473 $151,732.473 9672112002 You 2001 2002 2003 2004 2008 4 Expenses 4a Expences Generation Debt Service 30 $0 $0 $3,330,087 Generation O&M $0 $0 $0 $0 $1,260,959 District Heating System O&M $0 $0 30 $0 $504,384 Tonk Farm O&M 30 90 $0 90 $504,384 Fuel Expense $0 10 $0 $0 $11,447,318 ‘Agmin $0 90 $0 $0 «$788,576 Subtotal 30 90 $0 $0 $17,803,688, ‘SWRG System Debt Service $0 $0 $0 $0 $8,544,429 8WGR O&M $0 $0 $0 $0 $1,513,151 ‘Admin 30 $0 $0 $0 «$758,576 Subtotal $0 0 $0 $0 $10,814,158 Total Expenses so $0 $0 $0 4D PW Expenses PW Factor 1000 0908 = 0934 PW Total Cost$ $0 40 $0 Accumulate PW Total Costs so 10 30 5, Power Cost & PCE Payments 5.8 Power Cost ‘Avg. Busbar Costkwh - Bethel $0205 ‘Avg. Cost $/wh SWGR System : : $0251 ‘Avg BusberCostkwh-Vilages =~ : - 90.458 6. Waste Heat Recovery Aveilable Wests Heat For Sale (1,000,000 Btu) 30 $0 $0 $0 348,000 (Diesel Fuel Gal Equivalent) $0 $0 $0 $0 2,600,000 Maste Host Sales @00% Fuel Cost $3,262,500 1. Power Costs with Waste Heat (WH) Offest 1, Busbar Cost Rete Reduction $/kwh from WH Sales - - - $0038 2. Busber Cost $/kwh w/ WH Offset A Bathe! - - - $0.107 B Vitages : - : soars 3. Avg. Power Cost with Non-Fue! Expenses ‘A Bethel $0,107 B Vileges $0,498 4. PW Avg. Contiewh : : : ‘A Bethel : - - $0163 B Viteges : . - 30.434 5. PW Power Cost A Bethel $7,144,122 B Vilages $18,721,431 © Acoumulated PW Power Cost A. Bethel $7,144,122 B.Vilagos $18,721,431 ‘TurbGen Bethel +Bathel V.+1+2+3+4+5, $3,330,067 $1,337,110 $534,844 $534,844 $12,256,487 $778,800 $18,772,283 $8,544,420 $1,604,632 $802,266 $10,051,228 $20,723,480 0.842 $25,026,373 $49,965,170 $0210 90248 90456 349,600 2,533,333, $3,438,240 $0038 $0.175 $0417 $0,192 $0,800 $0161 $0421 $7,276,096 $18,725,348 $14,420,619 $37,446,770 2007 $3,330,067 $1,417,201 $566,680 $566,680 $13,118,754 $801,500 $19,709,292 $8,544,429 $1,700,641 $850,321 $11,095,301 $30,804,684 ost $3,330,067 $1,501,412 $000,505 $000,508 $14,031,009 $824,403 $900,847 $11,248,970 $32,138,080 07868 $15,002,530 $847,579 $22,042,057 544,420 $1,907,914 $083,957 $11,408,301 $33,448,358 0759 $25,132,848 $25,267,888 $28,401,070 $75.08 $0214 $0242 $0458 $0.030 $0.178 $0417 $0.196 $0502 30.160 30.408 97,414,188 $21,835,007 $56,100,402 90220 $0237 $0487 388,800 2,600,000 015 $100,365,874 $125,766,044 $0225 90234 $0450 363,400 2,633,333 $4,020,219 $0041 $0184 $0418 $0207 $0508 90.157 $0386 $7,703,747 $10,821,035 $37,095,306 903,788,264 $112,060,507 $131,623,418 $150,662,524 $160,809,008 $1 2010 $673,179 $16,034,441 0734 2011 $712,208 $712,268 $17,130,228 $804,770 $24,560,272 $8,544,420 $2,136,005 $1,068,403 $11,740637 0.708 $28,562,148 $25,740,777 $151,319,081 $177,050,860 90231 $0237 $0230 $0227 90.461 $0484 368,000 2,666,067 $4,233,082 1 944,951,040 2ot2 $0043 90.194 $0421 $0218 90.516 $0154 $0386 $8,012,473 $18,963,821 $52,003,512 2012 $3,330,067 $1,083,311 $753,324 $753,324 $8,544,420 $2,250,073 $1,120,088 $11,034,380 $37,800,725 0.685 $25,936,651 $202,006,620 $220,345,135 $255,916.51 $282,727,287 $309.70: 90243 90.224 90.467 377,200 2,733,333 $4,693,929 $0044 90.199 $0423 $0224 $0521 $0153 $0357 $0,173,031 $10,039,106 $61,137,443 2013 $8,544,429 $2,389,304 31,104,052 912,128,385 $39,814,560 2014 2015 2018 2017 $3,630,977 $3,630,977 $2,222,973 $2,478,280 $001,312 $8,544,429 $8,544,420 $8,544,420 $2,667,568 $2,817,085 $2,073,936 202, $1,333,784 $1,408,543 $1,486,088 $12,332,040 $12,548,781 $13,005,332 $41,566,470 $47,404,388 0.839 0.618 0.897 0.877 $26,348,615 $20,571,380 $26,810,773 $27,006, $27,338,301 $0253 $0221 $0474 381,800 2,768,667 $4,941,219 $0045 $0207 $0.420 $0233 $0530 90.154 $0351 $8,430,576 $10,236,544 $60,577,019 18 $337, $8,544,429 $3,138,442 $1,569,221 0.887 $27,620,114 $27,020,461 206 $364,758,320 $302,687,781 $420,035,000 2019 $3, $92,759,117 $1,103,647 $1,103,647 $28,675,085 $1,004,461 $38,367,833 98,544,429 $3,310,040 $1,655,470 $13,510,830 $51,878,673 0.538 $3,630,977 $2,009,817 $1,163,927 $1,163,027 $30,535,851 $40,525,119 $8,544,420 $3,491,780 $1,745,890 $13,782,100 $54,307,210 0.520 $28,248,209 90259 $0267 90274 $0282 $0200 $0209 $0308 $0219 $0210 90214 $0212 so2it $0209 $0208 $0478 $0483 90.488 $0404 $0801 $0,508 $0516 391,000 400,200, 404,800 409,400 414,000 2,833,333 2,900,000 2,933,333 2,968,687 3,000,000 $5,473,203 $8,059,108 $6,373,901 96,704,185 $7,050,604 90.048 30048 $0050 $0051 $0.052 $0054 $0213 90.226 $0232 $0230 $0247 $0254 90.432 90.440 $0445 $0450 $0456 $0462 90.239 90.253 $0261 $0260 $0277 90.285 $0536 $0551 $osso $0867 $0877 30.587 $0152 $0150 $0180 $0.14 30.148 $0335 $0322 $0316 $0310 $0305 $8,779,020 $9,137,331 $9,514,281 $9,709,684 $19,462,162 $20,053,480 $20,229,112 $78,183,043 $86,062,963 $05,018,705 $105,058,126 $114,370,615 $123, 7 $13,603,580 242,377 $208,704,530 $228,267,380 $248,032,511 $267,021,254 $267, 4.734 $308,203,846 0872172002 Bethel + Group 1 - 6 Villages Expected Loed Growth ‘Turunek Annual kwh's Sold Vilage System Losses Nuvista Generation-Low Speed Diesei+SWGR Village Sys. Losses 1999 15.00% SWGR Cost Por Mie = $100,000 Vilage Sys. Losses 2020 = 8.00% Substation Cost each = $250,000 Bethel Sys. Losses 8.00% Vilage interface $150,000 Transmission Losses 10.00% 1 phase to 3 phase $400 Load Factor Vitages . 05 conversion equip /KW Load Factor Bethel == 085 Additional SWGR Cost Bethel $0 to Kalskag ‘Avg. Eligible PCE kwh svcs $5,000,000 Sold a8 % of Total = 34% Avg. PCE per kwh sold in yr 2005 = $0.13 Loan Perlod Yr 20 Interest Rate 5.00% 2001 2002 2003 2004 2005 2008 2007 2008 947,416 982,643 1,002,066 1,129,789 1,168,138 797,757 923,703 956,589 990,035 1,014,781 1,197,162 1,245,071 1,283,905 645,779 711,262 838,210 471,044 527,141 685,718 733.810 667,583, 708,754 2,060,299 2,844,001 1,163,633, 1,241,006 2,858,927 2,801,255 749,570 804,707 4,031,541 1,076,414 4,403,053 2,036,555 2563417 2, 437,738 507.514 $25,712 4,427,017 1,805,688 1,748,523 2,449,243 2,764,251 3,012,518 1,317,806 4,823,211 1,686,744 718,482 916,975 700,023 918,115 2 887,130 23 1,832,992 24 44,519 2 540484 2 1,480,151 a 872,555 2 447,160 489,809 492,402 2 1,042,443 1,006,803 1,971,655 30 1,188,382 1,234,980 1,282,450 xu 2,727,370 2,623,199 2,920,666 2 672,005 690,107 708,436 ES 1229450 1270200 1311811 1396828 = 1440333 1484501 M 653,258 672,070 692,096 733,909 754,006 775,996 % 30,040,740 41,194,641 42,467,495 45,070,501 48,400,673 47,749,938 76,517,812 79,049,669 61,623,024 84,237,862 80,502,090 95,112,282 5,410,688 5,478,280 8,825, 588, 5,630,401 3,096,483 3,195,289 3,295,663 3,397,395 3,608,640 0 0 0 0 5,016,009 304, 85,033,083 87,720,178 90,443,613 93,204,670 103,853,230 109,920,341 17212 «1778818308 (18863 21148 21780 22379 0 ° 0 0 30,000 30,000 30,000 30,000 ° ° 0 0 0 0 ° ° 0 ° ° 0 30,000 30,000 30,000 30,000 $0 90 $0 $0 $24,000,000 $24,000,000 $24,000,000 $24,000,000 # $0 $0 $0 — $5,250,000 $5,250,000 $5,250,000 $5,250,000 » $0 90 $0 $6,000,000 $6,000,000 $6,000,000 —_ $8,000,000 0 0 $0 $0 $13,000,000 $13,000,000 $13,000,000 $13,000,000 # $0 0 $0 $48,250,000 $48,250,000 $48,250,000 $48,250,000 $0 $0 30 $0 $85,000,000 $85,900,000 $88,900,000 $85,000,000 #0 90 $0 $0 $0 $0 #0 $0 $0 0 $0 $0 $5,000,000 $5,000,000 $5,000,000 $5,000,000 # $0 $0 $0 = $8,250,000 $8,250,000 $9,250,000 $9,250,000 $0 so $0 $0 $5,100,000 $5,100,000 $5,100,000 $5,100,000 $0 $0 $0 $0 $1,232,473 $1,232.473 $1,232,473 $1,232,473 0 $0 $0 $0 $106,482,473 $108,482,473 $108, $0 $0 $0 $0 $184,732,473 $154,732,473 $154, DieselGen Bethel +Bethel V.+1+2+3+4+5, Total Miles SWRG T-Line Substations Required Vilage Modifications Reqd Phase Conversion Equpmert % of Demand Bethel Admin Non-Fuel Expenses $/kwh Sales ‘Vilage Non-Fuel Expenses $/kwh Sales = Gen. Admin Cost $/kwh ‘SWGR & Gen. Admin Cost $/kwh SWGR O&M $/kwh Diesel O&M $/kw Est . Year 2005 Fuel Cost per Gal District Heating O&M/kwh Tank Farm O&M/kwh 1,248,700 1,058,608 1,304,349 907,022 585,186 783,471 751,160 3,035,618 1,321,035 2,948,932 061,784 1,122,238 1,602,203 3,073,027 2,824,093 $82,112 41,794,770 3,007,562 4,743,074 947,308 951,661 602,877 1,886,261 778,032 871,250 1,498,432 890,069 515,639 2,037,807 1,330,792 3,019,770 728,092 1829334 797,479 40,118,295 3,120,511 148,778 1574830 810,258 . 80,808,748 $1,012,289 103,703,817 5,607,068 4,182,983 5,748,860 119,302,728 24284 97,934,628 5,695,230 3,929,484 5,451,187 113,010,488 z3007 100,798,470 5,690,642 4,040,460 ‘30,000 o o 30,000 30,000 o 30,000 $24,000,000 $5,250,000 ‘$8,000,000 $13,000,000 $48,250,000 $24,000,000 $5,250,000 $6,000,000 $13,000,000 $48,250,000 $85,900,000 $0 ‘$5,000,000 $9,250,000 $5,100,000 $1,232,473 $24,000,000 $5,250,000 $8,000,000 $13,000,000 $48,280,000 $85,900,000 #0 ‘$5,000,000 $9,250,000 $5,100,000 $1,232,473 ‘$88,000,000 $0 ‘$8,000,000 $9,250,000 $5,100,000 $1,232,473 059 7 “ 15.00% $0.020 $0,080 0.0075 $0.0075 $0.015 $0.0300 $145 $0.0050 $0.0050 122,504,321 24934 $24,000,000 $5,250,000 $6,000,000 $13,000,000 $48,250,000 $85,900,000 $0 ‘$5,000,000 $9,250,000 $5,100,000 $1,232,473 Purchse Power Costa Bethel Utilities Sewh $0.00 saw $0.00 Fuel Inflaction Factor General Infiation Factor 3.0% Discount Rate 3.5% 2013 2014 2018 2016 1,173,837 810,71 969,630 909,160 3,751,483 620,308 3,483,179 1,076,844 1,290,001 1,982,337 3,800,234 3.273,728 724,258 2,180,713 3,724,001 2,162,845 1,973,448 1,203,204 717,218 2,200,197 1,042,420 5,642,238 4,409,718 6,206,459 129,017,245 26255 30,000 30,000 30,000 30,000 $,000 8,000 5,000 5,000 38,000 38,000 38,000 35,000 $26,000,000 $28,000,000 $28,000,000 $28,000,000 $6,125,000 $6,125,000 $6,128,000 $8,125,000 $6,000,000 $6,000,000 $6,000,000 _ $8,000,000 $13,000,000 $13,000,000 $13,000,000 $13,000,000 $83,128,000 $83,125,000 $53,125,000 $83,128,000 $85,900,000 $85,900,000 $85,900,000 $85,900,000 $0 $0 $0 % $5,000,000 $5,000,000 $5,000,000 $5,000,000 $9,250,000 $9,250,000 $8,250,000 $9,250,000 $5,100,000 $5,100,000 $5,100,000 $5,100,000 $1,232,473 $1,232,473 $1,232,473 $1,232,473 Diesel Gen. Installation Cost $/kw - ‘Avg. Heat Rate-BTUiwh Hot Water Waste Heat Boller $/kw 4.0% Tank Farm $/galion of storage 2018 2019 1,831,130 1,676,965 1,435,071 1,982,080 1,298,240 918,130 1,055,203 901,434 4,081,240 1,757,847 3,728,550 1,176,202 1,365,588 2,187,572 3,704,900 3,476,162 789,698 2,313,021 4,010,921 2,356,386 1,277,765 1,319,968 768,421 2,480,307 1,186,903 811,038 1,999,141 1,080,487 780,128 2,760,302 1,862,173 4,100,862 925,016 2014179 1,028,448 (63,851,975 979,905 60,782,497 122,007,325 $,512,935 128,440,478 §,382,375 108,158 6,907,088 145,928,099 6,676,778 130,087,236 28291 35,000 38,000 ‘$28,000,000 $8,125,000 $8,000,000 $13,000,000 $53,128,000 ‘$88,900,000 so $8,000,000 $0,250,000 $5,100,000 $1,232,473 $28,000,000 $6,125,000 ‘$8,000,000 $13,000,000 $53,125,000 $28,000,000 $6,125,000 $6,000,000 $13,000,000 $83,125,000 ‘$85,900,000 0 85,000,000 $9,250,000 $5,100,000 $1,232,473 $85,900,000 $0 ‘$8,000,000 $9,250,000 $5,100,000 $1,232,473 LATS $154,732,473 $154,732,473 $154,732,473 $154,732,473 $159,607,473 $150,607,473 $150,607,473 $159,607,473 $159,007,473 $199,607,473 $189,607,473 $1! 6,500 $175 $1.50 1,723,423 1,475,798 2,012,953 1,341,100 955,341 1,084,831 1,008,133 4,104,235 1,804,031 3,808,028 1,210,412 1,391,220 2,217,626 3,771,285 131,719,308 5,303,116 234,428 7,159,207 149,416,087 30300 30,000 5,000 35,000 ‘$26,000,000 $6,125,000 ‘$6,000,000 ‘$13,000,000 $53,125,000 $88,900,000 0 $5,000,000 $9,250,000 ‘$5,100,000 $1,232,473 73 $108,482,473 $108,482,473 $108,482,473 $108,482,473 $108,482,473 $108,482,473 $108,482,473 $108,482,473 $108,482,473 $108,482,473 $106,482,473 $108,482,473 $108,482,473 ),607,473 06/21/2002 Yer 2001 4. Expenses 4.0 Expenses Generation Debt Service Generation O8M District Heating System O&M Tank Ferm O8M Fuel Expense ‘Admin ‘Subtotal SRG Bystem Debt Service ‘SWGR O&M ‘Adri Stbtotal Total Expenses 4.b P.W. Expenses PW Factor 1 PW Total Cost $ Accumuate PW Total Costs 4. Power Cost & PCH Payments 5.0. Power Cost ‘Avg. Buabar Coat/kwh - Bethel Avg. Cost $/kwh SWGR System ‘Avg. Busber Cost/kwh - Villages Seses sesssss 288 6. Waste Heat Recovery Available Waste Heat For Bale (1,000,000 Btu) $0 (Diesel Fuel Gal Equivalent) $0 Neste Heat Sales @90% Fuel Cost 7. Power Costs with Waste Heat (WH) Offset 1. Bunbar Cost Rate Reduction $/kwh from WH Seles - 2. Busber Cost $/wh wi WH Offset A Bethel : 8. Vilages : 3. Avg. Power Cost with Non Fuel Expenses A 4. PW Aug. Contiwh : DieselGen Bethet + Bethel V.+1+2+3+4+5 $0 $3,671,705 30 =—-$3,026,302 so $504,384 so $504,384 $0 $9,009,463 $0 «$758,576 $0 $17,672,814 $0 $8,544,420 $0 $1,513,151 esses sssssss Seses sesssss 0 #0 $0 345,000 $0 © $0 2,500,000 $3,282,500 - $0.038 - * 90.166 : : $0.417 $0.106 $0.497 : : $0.162 - : 0.433 $7,086,688 $18,664,816 ‘$7,086,688 $16,664,816 $3,871,705 $3,209,065 $534,b44 $534,044 $9,646,309 $778,899 $18,575,867 $8,544,429 $1,604,532 $802,268 $10,951,228 $29,526,094 0.871 $25,730,983 $50,555,731 $0.207 $0246 $0.453 349,600 2,533,333 $3,438,240 $0.038 90.169 $0415 $0.190 $0.497 $0.165 $0.433 $7,445,199 $19,295,603 $14,531,887 $37,960,419 $3,671,705 $3,401,283 $566,880 $586,880 $10,323,371 $801,509 $19,531,629 $8,544,420 $1,700,641 $850,321 $11,095,391 $90,627,020 354,200 2,566,667 $3,622,819 90.172 $0.414 90.194 0.499 90.160 90.435 $7,825,043 $19,962,005 $22,356,930 ‘$57,923,024 $3,871,708 $3,603,388 $11,042,971 ($824,403 $20,543,505 $8,544,429 $1,001,694 $900,847 $11,246,970 $31,790,565 0.871 $27,703,641 $104,049,050 $133,724,866 90.216 90.237 $0.453 358,800 2,600,000 $3,816,664 $0.040 $0.176 $0.413 $0.198 $0,501 $0.172 90.436 $8,227,376 $3,671,705 $3,671,705 $3,815,829 $4,039,074 $673,179 $673,179 $12,619,699 $871,035 $22,747,871 $8,544,429 $2,019,537 $1,009,769 $11,573,735 $33,020,011 $34,321,608 0.871 0.871 2011 $3,871,706 $4,273,611 $712,268 $712,288 $13,482,122 $894,770 $23,946,745 $8,544,429 136,805, 068,403 $11,749,637 $35,606,382 0.871 $3,871,705 $4,519,946 $753,324 ‘$753,324 $14,307,684 $918,782 $25,214,768 $11,034,389 $37,149,154 $26,775,816 $29,909,297 $31,107,335 $32,373,341 90.221 $0.28 90.234 $0.230 90.454 $0.456 363,400 368,000 2,633,333 2,668,687 $4,020,219 $4,233,952 $0.04 $0,042 $0.180 $0.104 $0.413 $0414 $0202 $0.207 90.903 30.507 $0.178 $0.180 $0.430 $0.44 $8,683,405 $0,104,412 90.231 $0.488 372,600 2,700,000 $4,458,352 $0.043 $0,188 $0.415 $0.212 $0.510 $0.185 90.445 $9,681,737 $20,887,719 $21,412,929 $22,200,318 $23,032,070 $30,584,304 $30,237,700 $48,342,122 $57,923,850 $78,590,743 $100,003,672 $122,203,900 $145,236,061 $169,146,533 $194,155,023 90.2% $0224 $0.460 377,200 2,733,333 $4,693,929 90.044 $0.192 $0.416 90.217 $0.515 $0.189 $0,448 $10,086,788 $23,910,473 $68,010,648 2013 $4,282,087 $4,778,608 $796,435 $796,435 $15,369,400 $943,060 $26,946,634 $8,544,429 $2,389,304 $1,194,682 $12,128,385 $30,075,219 0.871 $34,051,796 $163,634,163 $194,741,406 $227,114,839 $261, 166,635 90.246 $0.21 90.467 381,800 2,766,667 $4,041,219 90.048 90.201 $0422 0.228 90.823 90.197 90.456 $10,791,377 $25,008,400 $78,802,023 $4,262,087 $4,262,887 $5,050,147 $5,335,136 $841,691 $889,180 $841,691 $889,189 $16,400,448 $17,494,168 $967,620 $092,461 $26,364,492 $29,863,027 $8,544,429 $8,544,429 $2,525,074 $2,667,568 $1,262,537 $1,333,784 $12,332,040 $12,545,781 0.871 0.871 $298,631,312 $33,588,138 $372,120,535 $0.252 $0.258 $0.219 90.218 $0.470 $0474 386,400 391,000 2,800,000 2,833,333 $5,200,781 $5,473,203 $0.048 $0.047 $0.206 90.211 $0.424 $0.427 90.232 $0.238 $0.529 $0.538 $0.202 $0.207 $0.481 $0,408 $11,358,246 $11,959,515 $25,087,666 $27,021,046 $90,158,270 $102,111,785 $20,142,689 $247,163,735 $4,262,887 $4,262,887 $8,634,170 $5,047,871 $930,028 $991,312 $939,028 $091,312 $18,654,079 $19,883,807 $1,017,561 $1,042,929 $31,446,755 $33,120,208 $8,544,429 $8,544,429 $2,617,085 $2,973,936 $1,408,543 $1,496,068 $12,770,087 $13,005,332 $44,216,812 $46,125,541 0.871 $38,532,397 90.285 90.271 $0214 $0.212 $0479 $0,484 395,600 400,200 2,068,687 2,900,000 $5,759,098 $6,059, $0.048 $0.050 $0216 $0222 $0.430 80.434 $0244 $0.250 $0.54 30.548 $0212 $0218 so.a7t $0.478 $12,584,901 $13,252,208 $28,111,394 $29,261,610 $114,606,686 $127,948,094 $275,275,120 $304,536,730 2018 $4,262,887 $6,276,804 $1,048,147 $1,046,147 $21,187,522 $1,068,583, $34,088,181 $8,544,429 $3,138,442 $1,569,221 $13,252,092 $48,140,243 404,800 2,933,333 $8,373,901 $0.051 90.228 90.438 $0.287 90.556 $0.24 $0,484 $13,957,329 $30,474,731 $141,908,223 $335,011,471 $4,262,087 $4,262,087 $6,621,800 $6,983,560 $1,103,847 $1,163,027 $1,103,647 $1,163,927 $22,969,062 $24,032,846 $1,004,461 $1,120,620 $36,755,884 $36,727,768 $9,544,429 $8,544,429 $3,310,040 $3,491,780 $1,655,470 $1,745,890 $13,510,839 $13,782,100 $50,286,424 $52,509,867 0.871 0.71 $43,004,284 $45,759,318 $498,072,004 $543,831,320 $0.206 90.294 80.209 $0.208 $0.495 $0,502 409,400 414,000 2,968,687 3,000,000 $6,704,185 $7,050,604 $0,052 $0,054 $0.24 $0.240 $0443 90.448 90.284 90.272 $0,564 $0.573 $0.230 $0.237 90.492 $0,499 $14,702,283 $15,489,068 $31,753,838 $33,102,570 $156,608,476 $172,097,544 $386,765,409 $399,867,979 06/21/2002 CENTRALIZED POWER PLANT AT BETHEL + 3-PHASE POWER LINE Bethel + Group 1-4 Villages Expected Load Growth Pomer ‘Additional Coat Bethel Kalskag Vilage Modifications. Phase Conversion Equip ‘Subtotal Total Capital Costs, Nuvista Generation-15 MW Coal Plant Bethel+Three Phase Power Line, 6% interest Total Miles T-Line Village Sys. Losses 1999= 15.00% T-line Cost Per Mile = ‘$290,000 Substations Requred Vilage Sys. Losses 2020 = 8.00% ‘Substation Cost each « $250,000 Vilage Modifications Reqd Bethel Sys. Losses 8.00% Vilege Intertace $0 Phase Conversion Equipment % of Demand Tranemission Losses 3.00% 1 phase to 3 phese 0 Bethel Admin Non-Fusl Expenses kwh Sales Load Factor Vitages - os conversion equip /KW Vilage Non-Fusl Expenses $/kwh Sales = Load Factor Bethel = = 06s $0 Gen. Admin Cost $/kwh Gen. Admin Cost $/iewh Avg. Eligible PCE kwh svcs $0 O&M S/ewh Sold as % of Total = 34% Avg. PCE por kwh sold in yr 2008 = $0.13 Generation O&M $/kw Eat . Year 2005 Fusi Cost per Gal Loan Period Yr 20 District Heating OSM/kwh Interest Rate % 5.00% Tank Farm O&MMewh 2001 2002 2003 2004 2005 2008 2007 2008 2009 2010 2011 * 1 B47.416 982,643 1,018,493 1,054,068 1,092,086 1,129,789 1,188,195 1,207,108 1,246,700 1,286,019 1,327,781 2 © TO7,7S7 «828,404 «859,810 891.376 923.703 956,589 990.035 1,024,042 1,058,608 1,093,734 1,129,421 3 1,014,781 1,058,988 1,104,121 1,150,179 1,197,162 1.245.071 1.293.005 1,343,664 1.304.349 1,445,059 1,498,495 4 645,779 678,111 707,138 738,883 838.210 872,718 907,922 943,822 980,418 5 370,005 304,480 445414 827.141 555,808 585,186 615.278 648,079 6 804,237 616,519 862.280 733,810 758,444 783,471 808,889 834,699 7 $88,830 608,087 647.424 708,754 729,805 751,180 772,820 794,783 8 2,300,517 2,394,012 2,570,304 2,844,801 2,930,487 3,035,616 3,133,278 3,232,474 9 1,052,077 1,125,629 1,241,096 1,280,756 1,321,035 1,381,932 1,403,448 10 2,384,320 2,481,715 2,510,040 2,580,019 2,801,255 2,873,675 2,046,932 3,021,027 v 11 645,122 670,506 696,375 722,730 804,707 833,003 12° 044,643 968,011 987,617 1,078,414 1,099,206 13° 1,217,045 1,262,315 1,308,406 1,800,086 1,581,184 14 2,609,385 2,885,305 2,721,807 2,953,628 3,013,037 15 2,382,634 2,409,318 2,466,676 2,702,856 2,783,887 16 «437,738 454,790 472,024 544,210 563.010 17 1,427,017 1,470,709 1,815,081 1,698,028 = 1,746,523 18 2.449.243 2.528.279 2,926,610 3,012,518 19 1,317,806 1,367,061 1,631,324 1,686,744 20 718,462—745,344 087,136 21 = 700,023 720,387 085,167 22 481,002 495,724 $71,520 23° 1,481,167 1,820,172 1,780,475 24 824,728 883,790 710,784 25 408,844 «(427,679 $26,137 26 1,146,489 1,187,604 1,404'505 1,480,181 27 780,168 767,178 784.347 054,590 872,555 28 «343,575 363,204 383,377 469,509 402,402 29 1,838,500 1,807,107 1,686,805 1,717,504 1,908,503 1,971,655 30 = 968,471 1,010,709 1,053,620 1,097,802 1,234,060 1,282,450 31 2,272,784 2,360,427 2,449,707 2,540,624 2,823,199 2,920,666 32 $84,803 801,882 619,058 636,480 690,107 708,436 33 1189266 «1228450 «1270299 «1311811 1440333 1484501 34 633,828 «653,256 672,978 692,098 35 38,708,032 30,940,740 41,184,541 42,467,435 a, 79,049,669 61,623,024 84,237,082 92,331,436 06,112,282 5.475.250 6,825,228 §,569,303 $5,664,794 — ,683,481 3,096,483 3.105.250 3,205,563 3.397.305 3,800,754 3,605,640 3.712.054 3,810,008 ° o ° o 1,462,270 1,504,630 1,547,867 1,901,375 (85,033,983 67,720,178 90,443,813 63,204,670 97,464,785 100,941,961 103,256, 106,207,133 100,104,678 112,218,549 17212 17788 1830518863 19762 20048 20934 21831 22138 zt 0 0 0 © 23,099,154 23,781,048 24,471,708 25,171,001 25,870,130 28,505,708 27,321,011 ° o ° ° 4214 4339 485 4502 4722 4,852 4,005 0 ° 0 0 86,929,068 68,904,825 70,005,909 72,932,438 74,983,085 77,080,477 79,161,764 0 o 0 © 7,436,563 7,686,002 7,878,444 = 8,103,604 8,331,554 8,562,278 6,795,752 ° o 0 o 15,000 18,000 18,000 18,000 15,000 15,000 15,000 ° ° ° ° 10000 10000 10000 10000 10000 10000 10000 0 ° 0 o 4214 4,339 4485 4,502 4,722 4,852 4,905 ° o 0 ° 29,214 29,339 20,405 20,592 29.72 20,052 29,005 $0 CJ » 0 $52,500,000 $52,500,000 $52,500,000 $0 $0 0 0 $6,500,000 $6,500,000 $6,500,000 $0 $0 $0 $0 $9,444,000 $9,704,000 $9,970,000 $0 0 » 0 0 $0 %0 $0 ” a $0, $6,000,000 $6,000,000 $6,000,000 0 0 » J $3, $3,300,369 $3,300,369 $3,390,369 $0 » » so $77,574,308 $77,834,369 $78,094,369 $78,360,369 $0 J $0 $0 $249,110,000 $249,110,000 $249,110,000 $249,110,000 $249,110,000 $249,110,000 $249,110,000 $0 $0 $0 CJ ” CJ ” » o $0 0 $0 » 0 » 0 0 $0 ” CJ $0 % $0 ” Sd $0 = $9,250,000 $9,250,000 $8,250,000 $9,250,000 $9,250,000 $9,250,000 $9,250,000 oJ »” so so so $0 ” ” 2 o $0 » » ” » 0 $0 ” 0 0 so $0 $0 $0 $0 $258,360,000 $258 360.000 $258 340.000 $258,360,000 $256,360,000 $258,360,000 30 $0 $0 $0 $335,178,360 $335 478 60 $335 680 389 $335,034,369 $336,194,369 $336,454,369 $3 ‘Three Phase+Coal plant Bethel +Bethel V.+1+2+3+4+5 10f2 659 7 Eo 0.00% $0.020 $0.080 0.0075 $0.0075 $0.015 $0.0350 $1.45 ‘$0 0050, $0.0050 2012 2013 1,369,228 1,411,318 1,165,667 1,202,473 1,551,085 1,606,341 1,017,709 1,055,697 677,503 709,820 (060,901 887,496 817,050 839,822 3,333,203 3,435,465, 1,445,583 1,488,336 Wind Gon. SW $2,000 Purchase Power Costs Bethel Utities ‘Turbine Gen. Installation Cost $/iw - $850 Sewn $0.00 Coal Plant instalation Cost $/iew 3500 aw $0.00 Avg Heat Rete-8TUkwh Turbine 10.800 Font infiaction Factor 4.0% Avg. Heat Rate-BTUiowh Coal Plant 15,500 General Iiation Factor 3.0% Hot Water Waste Heat Boer $/iw : 30 Discount Rate 3.5% Tenk Farm $/galion of storage $1.50 Coal Cost per ton at 10,000 button $63 2014 218 2016 2019 2020 1,541,333 1,316,282 1,775,051 1,973,837 810,771 969,630 909,180 3,751,483 1,620,308 3,483,179 ; 1,076,844 4,176,202 1,210,412 1,290,091 1,365,588 1,391,229 41,082,337 2.187.872 2.217.628 3,800,234 3,704,900 3,273,728 3,476,162 724,258 709,608 2.190.713, 2.313.021 3,724,901 4,010,921 2,162,045 2.356.388 4,473,448 1,203,204 823,171 843,087 1763486 1812273 909.295 932,539 96,246,478 87,729,300 122,007,325 125,203,155 128,440,478 5,512,995 = $452,240 $382,375 4,880,200 4,083,415 5,108,158 2,003,033 2,050,881 2,099,126 134,383,402 137,689,692 141,030,138 27801 26565 32,632,457 5,954 94,551,511 90,162,647 10,805,723 11,018,072 18,000 15,000 15,000 15,000 10000 10000 10000 10000 5,81 5,054 6,008 6244 8th 0,954 31,098 31,244 $6,500,000 $6,800,000 $6,600,000 $11,622,000 $11,008,000 $12,196,000 0 so CJ $8,000,000 $8,000,000 $6,000,000 $3,300,369 $3,300,369 369 $80,012,369 $80,208,369 $80,586,369 $249,110,000 $249,110,000 $249,110,000 $249,110,000 $249,110,000 $249,110,000 $249,110,000 $249,110,000 $249,110,000 112,668,632 8,042,238 4,400,718 1,815,745 1,081,038 118,374,362 121,505,639 124,672,723 23001 24624 25264 28,084,724 28,796,084 29,547,435 5,119 5,254 6,301 81,287,674 83,438,059 85,612,750 67,811,610 9,031,964 9,270,805 «(9,512,529 (9,756,848 15,000 15,000 15,000 18,000 10000 10000 10000 5254 5,301 8.828 30,119 30,284 30,301 30,528 $52,500,000 $52,500,000 $52,500,000 $52,500,000 $52,500,000 $6,500,000 $6,500,000 $6,500,000 $6,500,000 $6,500,000 $10,238,000 $10,508,000 $10,782,000 $11,058,000 $11,338,000 » $0 ” Ld 0 $8,000,000 $6,000,000 $6,000,000 $6,000,000 $8,000,000 $3,300,369 $3,300,360 $3,300,369 $3,300,369 $3,300,369 $76,628,369 $78,898,360 $70,172,369 $79,448,360 $79,728,369 cd so ” » » ” so » SJ » $9,250,000 $9,250,000 $9,250,000 $9,250,000 $9,250,000 ” $0 90 0 0 ” so 0 * % wo 2 ” * * Ld $0 » $9,250,000 $9,250,000 $8,280,000 $9,250,000 J * % 0 *” % 0 so $258,360,000 $258,360,000 $258,360.00 $258,360,000 $258,360,000 $258,360,000 $28,360,000 $258,360,000 $258,360,000 $258,360,000 720,369 $336,088,369 $337,256,369 $37,532,369 $337,808,369 $338,088,360 $36,372,360 $338,658,360 $338,046,360 $339,238,369 06/21/2002 Year 2001 200220032004 2005 2008 2007 2008 2008 2010 2011 2012 2013 2014 2018 216 2017 218 2020 4 Bopenses 4.0 Expenses: Generation Debt Service $0 $0 $0 $0 $6,164,105 $6,184,165 $6,204,386 $6,245,631 $8,268,494 $6,287,830 $5,331,009 $6,352,906 $6,375,143 $6,307,611 $6,420,400 $8,443,340 $4,486,450 $8,489,890 Generation O&M $0 0 $0 $0 $3,411,267 $3,617,328 $3,834,056 $4,301,485 $4,553,222 $4,617,701 $5,387,199 $5,693,437 $6,014,055 $6,352,128 $8,705,055 $7,077,088 $7,486,228 $7,874,219 District Heating System O&M $0 0 $0 $0 $487,324 «$518,761 $547,722 $614,498 $850,460 $688,243 $769,000 $813,348 $850,285 $907,447 $957,004 $1,011,010 $1,086,604 $1,124,088 Tank Farm O&M $0 0 $0 $0 $487,324 «$518,761 $547,722 $614,408 $850,460 $688,243 $769,600 $813,348 $850,285 $907,447 $957,004 $1,011,010 $1,086,604 $1,124,888, Fuel Of Expense $0 0 $0 $0 $843,088 © $903,552 $966,985 $1,108,043 $1,182,130 $1,262,049 $1,430,706 $1,596,416 $1,638,911 $1,747,615 $1,862,873 $1,985,053 $2,114,540 $2,251,741 Cool Expense $0 0 $0 $0 $3,806,974 $4,036,938 $4,278,006 $4,000,457 $5,081,306 $5,376,554 $6,012,114 $6,353,878 $6,712,579 $7,088,975 $7,483,846 $7,808,008 $8,332,308 $8,787,628 ‘Admin $0 0 $0 $0 $730,086 $752,565 $774,421 x $810,000 $841,639 $911,204 $935,045 $950,081 $083,338 $1,007,876 $1,032,673 $1,057,728 _ $1,083,035 Subtotal $0 30 $0 $0 $15,931,060 $16,528,070 $17,154,099 $17,811,344 $18,501,872 $19,225,810 $21,620,611 $22,498,468 $23,419,079 $24,384,559 $25,306,037 $26,458,171 $27,570,488 | $28,738.289 ‘Tranamission System: Debt Service $0 0 $0 $0 $20,731,475 $20,731,475 $20,731,475 $20,731,475 $20,731,478 $20,731,475 $20,731,475 $20,731,478 $20,731,475 $20,731,475 $20,731,475 $20,731,475 $20,731,475 $20,731,475 $20,731,475 Power Line SWGR O&M $0 $0 $0 $0 $1,481,972 $1,550,283 $1,643,167 $1, $1,843,494 $1,951,381 $2,183,783 $2,308,709 $2,440,044 $2,577,708 $2,722,340 $2,873,961 $3,033,029 $3,190,811 $3,374,685, ‘Adri $0 % $0 $0 $730,986 —$775.142 $821,583 $870,416 $921,747 _$975.690 $1,091, $1,154,400 $1,220,022 $1,288,008 $1,361,170 $1,436,990 15 $1,599,008 $1,687,333 Subtotal $0 0 $0 $0 $22,924,432 $23,056 900 $23,196,225 $23,342,721 $23,496,715 $23,658,548 $24,007,149 $24,194,674 $24,391,541 $24,598,168 $24,014,986 $25,042,446 $25,281,019 $25,531,191 $25,793,473 Total Expenses $0 0 $0 $0 $38,856,301 $30,584,969 $40,350,324 $41,154,068 $41,998,287 $42,884,356 $44,790,961 $45,615,285 $46,890,007 $48,017,248 $49,199,545 $50,430,384 $51,730,189 $53,101,657 $54,529,781 4b PW. Expenses: PW Factor 1.000 0968 = 0934 0.902 0.871 0.842 oat 0.788 0.750 07M 0.708 0.685 0.682 0.639 0.618 0.597 0.877 0.887 0.538 0.520 PW Total Cost $ $0 0 $0 $0 $33,861,022 $33,329,482 $32,825,015 $32,346,724 $31,693,085 $31,485,581 $31,081,054 $30,679,377 $30,319,791 $29,981,065 $29,684,180 $29,368,747 $29,088,601 $28,620,272 $28,587,060 $28,363,966 ‘Accurate PW Total Coste rt) 0 $0 $0 $33,861,022 $87,190,504 $10,015,518 $132,362.242 $164,256,227 $195,721,007 $28,782,862 $257,462,238 $287,782,029 $317.763,894 $347,427,875 $378,794,621 $405,883,312 $434,712,584 $463,300,453 $491,664,418 &. Power Cost & PCE Payments 5.a, Power Cost ‘Avg. Busber Cost/kwh - Bathe = - : : : $0,183 30.184 $0.186 $0.187 30.180 0.191 $0.193 $0.195 $0,197 $0.200 $0.202 $0.208 $0.208 $0211 $0215 $0218 v9. Cont $/kwh Tranemission System : : : $0531 $0518 $0,505 $0.493 30.481 $0470 $0.480 $0450 30.441 $0.432 $0.424 $0416 $0.409 $0.402 90.305 $0389 ‘Avg. Busbar Costikwh - Vilages : : : $0718 $0.702 $0,601 $0.680 90.670 $0,681 $0.653 $0,645 $0,638 $0.632 $0,628 $0.621 $0617 $0.613 $0810 $0,807 ©. Waste Heat Recovery Available Waste Heat For Sale (1,000,000 Btu) $0 $0 0 $0 345,000 349,600 354,200 358,000 © 363,400» 368,000 372,600 377,200 381,800 388,400 © 391,000 395,800 400,200 404,800 409,400 414,000 (Olesel Fuel Gal Equivalent) $0 $0 $0 $0 2,500,000 2.533.333 2,568,667 2,600,000 2,633,333 2,686,687 2,700,000 2,733,333 2,788,887 2,800,000 2,833,333 2,866,867 2,900,000 2,933,333 2,986,687 3,000,000 ‘Naste Heat Sales @00% Fuel Cost $3,262,500 $3,438,240 $3,622,819 $3,816,864 $4,020,210 $4,233,952 $4,458,952 $4,693,929 $4,941,219 $5,200,781 $5,473,203 $5,759,008 $6,050,108 $6,373,901 $6,704,185 $7,050,604 7. Power Costs with Waste Heat (WH) Offset 1. Buber Cost Rate Reduction $/kwh from WH Sales - : : : 0.038 30.038 $0,038 $0.040 $0.043 $0,044 $0,045 $0,046 $0,047 $0,048 $0,050 $0.051 $0.082 2. Bunbar Cost $/kwh wi WH Offet A Bethel : : : : $0.146 $0.148 $0.147 $0.147 $0.150 $0.15 $0.152 $0.154 $0155 $0.157 $0.158 $0.160 $0.162 B. Vitages : : : $0677 $0684 $0,052 $0,640 $0810 $0601 $0.53 $0.586 $0579 $0573 90.567 $0.562 $0.588 3. Avg. Power Cost wlth Non-Fusl Expenses A Bethel 90.168 $0.167 $0,168 $0.169 $0.174 $0.175 $0.17 $0.180 90.182 $0,184 90.187 $0.190 $0.193 B. Vitages 90.787 $0.748 $0.736 so.727 $0.705 $0.700 $0,605 $0.690 $0687 $0684 30.681 $0.680 $0679 4. PW Avg. Costiowh - - : . A. Bethel : : : : 90.1464 $0.140 $0.136 $0.133 90.123 $0.120 $0.117 $0.115 90.112 30.110 30.108 30.106 $0,104 pw pow uote : : : : $0,680 $0628 $0,590 0.572 $0,500 $0479 $0.460 $0.44 90.426 $0.408 90.303 $0.379 $0.368 Power Cost A Bethel $8,322,608 $6,328,137 $6,332,779 $6,342,482 $6,389,232 $6,410,204 $6,433,878 $6,450,976 $6,488,434 $6,519,215 $8,552,231 $8,587,354 $6,624,507 B. Vilages $28,465,109 $27,979,016 $27,517,203 $27,078,063 $25,807,338 $25,545,478 $25,213,417 $24,900,543 $24,608,156 $24,329,685 $24,070,522 $23,828,036 $23,801,082 ‘8. Acourdated PW Power Cost A. Bethel $6,322,668 $12,648,806 $18,981,505 $25,324,067 $44,430,376 $50,640,600 $57,283,538 $63,743,515 $70,231,940 $76,751,164 $83,303,305 $80,800,749 $06,515,258 $103,17 B. Vileges $28,485,109 $58,444,125 $83,961,327 $11,040,190 $137,703,528 $163,973,208 $189,870,546 $215,418,025 $240,629,442 $285,529,985 $290,136,141 $314,465,828 $338,536.49 $362,364,385 $385,068,047 $409.356.044 Three Phase+Coal plant Bethel +Bethel V.+1+2+3+405, 2ot2 osr21/2002 Bethel + Group 1-6 Vieges Expected Load Growth 2. Generation Capacity 18,000 Coal 10,000 Turbine Total install Capacity 3. Capat Costs Generation Generation Waste Heat Boter District Heating System Tank Farm Subtotal Tranemission System Power Line Additonal Cost BethelKwakag vcs Substetone Vitege Modifications Phase Conversion Equip Subtotal Total Capra Coste Yow 4. Expenses 4a Empenses Generation Debt Service Generation O&M District Heating System O&M Tonk Farm O&M Nuvista Generation-15 MW Coal Plant Bethel+Three Phase Power Line, 0% interest Loan Total Miles SWRG Tine ‘Substations Requred Vitage Modifications Reqd Phase Conversion Equipment % of Demand Bethel Admin Non-Fue! Expenses S/wh Bales: Village Non-F uel Expenses $/kwh Sales = Gen. Admin Cost $fowh SWGR & Gen Admin Cost $fewh SWGR OAM S/kwh Generation O&M Siw Est. Year 2008 Fuel Cost per Gal Distict Heating O&M/wh Tank Farm 8 Miewh 2000 2010 2011 1248,700 1,206,018 1,327,781 1,058,608 1,093,734 1.904340 1,446,959 943,822 616,276 783.471 208, 751,180 772.820 3.095.616 3,133,278 1,321,035 1,961,032 948,032 784 1,122,238 1,802,203 3.073.027 3,133,808 3,194,751 2.824903 2.887.074 2,040,830 582,112 021,218 Vilage Sys Losses 1999= 150% SWGR Cost Par Mile = $290,000 Vilage Sys Losses 2020 = 800% ‘Substation Cost each = $260,000 Borel Sys Losses 800% Vilage Intertace $0 Transmission Losses 10.00% 1 phase to 3 phase $0 Loed Factor Vileges s os conversion equip ‘KW Loed Factor Bethe! . oes to Ketskag ‘Avg. Eligible PCE kwh svcs 30 Bold a8 % of Total = 34% Avg. PCE per kwh sold in yr 2005 = $013 Lown Period Yr 20 Interaat Rate % 000% 2001 2002 ©2003-2004 2005 2006 2007 2008 847.416 982.843 1,018,493 1,054,988 1,002,008 1.120.780 1,188,135 1,207,108 707,757 828,404 «= 859.810 801,376 923,703 956 580 990.035 1,024,042 4,058,088 1,104.21 1,160,179 1.197.182 1.245071 1.203.908 1.343.684 676.111 707,130 «738.863 774,262 804 308 38.210 e72718 304, 410.595 445.414 ATi 044 490.187 627.149 $55,808 610,519 630,103 682.200 © 85.718 = 700.588 = 733.810 788.444 608,057 627,588 647.424 ©=—=—867.583 888.008 = 708,754 = 729,805 2,304,012 2,481,841 2670304 2.860.200 «2.751.820 2.930.487 1,052,077 644 1,125,820 1,163,633 1,202,055 2,461,716 2,050,027 2.720673 670,506 749,670 966,011 1,031,541 1,262,315 1,308,406 1,403,083 2,009,385 2,665,305 2.721.807 2,778,800 2,952,634 2.400.318 2. (2.524,700 484,730 409.018 1.470.700 1,800,044 2.683.703, 1,470,511 000,570 789,907 ; 525,608 1,481,107 1,627,437 624,728 614,252 408 606 5 1,272,278 767,178 001,674 (963,204 404,004 447,100 2 1,507,107 1,717,504 1,842,443 » 1,010,700 802 1,188,382 1,282,450 rT 2,360,427 2:540,824 2.727.370 2,020,008 2 801,882 636,480 872,008, 708,436 2 1228450 s3ntert 1308828 Mu . 653,256 092,906 713,308 733,008 ‘35 38,706,032 39,040,740 42,467,435 43,759,422 48,070,801 70,817,812 81,623,024 2 100,708,470 525,228 6,500,303 5,000,642 3,205,563 3,307,305 040,480, 0 0 f 6,461,187 6,600,281 85,033,083 87,720,178 (813 93,204,870 103,853,230 108,867,840 109,020,341 119,010,488 116,138,028 17212 17755 1830518863 21148 21750 22370 23007 23042 0 0 0 0 18,000 15,000 15,000 15,000 15,000 16,000 o 0 0 10000 10000 10000 10000 10000 10000 ° 0 0 o 25,000 25,000 25,000 28,000 25,000 28,000 so $0 $0 $0 $89,000,000 $59,000,000 ‘958,000,000 $0 $0 30 30 $0 30 $0 30 $0 $0 $0 $8,000,000 $8,000,000 $8,000,000 $8,000,000 $0 $0 $0 30 $3,608,029 $3,508,020 $3,508,029 $3,508,029 $0 $0 $0 $0 $68,508,020 $68,508,020 $68,508,020 $68,508,020 $0 30 $0 $0 $249,110,000 $240,110,000 $249,110,000 $249,110,000 $249,110,000 $249,110,000 $249,110,000 $241 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 30 $0 30 $0 $0 $0 $0 $0 $0 $0 30 $0 $0 $0 $9,250,000 $0,250,000 $0,250,000 $9,260,000 $8,260,000 $0,280,000 $0,260,000 $0 30 $0 $0 $0 90 0 30 ci 90 30 $0 $0 $0 $o $0 $0 $o %0 90 $0 $0 $0 $0 $0 $0 $0 $0 $0 $326,868,029 $326,868,020 $326,868,029 $326,868,029 $326,008,020 $326,068,020 $326. 2001 2002 2003 2004 2008 2008 2007 2008 2009 2010 2011 $0 30 $0 $0 © $9.425401 $3478.40 49478401 $3.425.401 $3.425.401 $3,425,401 $0 so $0 $0 $3,530086 93743008 89080189 $4,203 952 $4,712,253 30 30 $0 $0 $504 353 $560880 © $600 565 $073,170 $712,268 $0 $0 $504,384 5348 senna © $800.585 $073,178 $712,268 $0 $0 ‘Three phaseCoal plant O%Bethel «Bethel V.+1+2+3+4e5 2,037,897 1,330,702 3,010,770 1520334 2,108,220 1,380,008 3,120,611 748,778 1,430,002 3,222,890 704,784 2,243,166 1,481,050 3,326,005 784,010 1667815 903.680 53,337,925 108,850,654 180,001 207,034 890,042 122,804,321 24034 2013 1404,.918 1,202,473 3,316,800 3,077,365 061,530 1,994262 9,073,571 1,001,816 067,335 Purches Power Costs Bethel Usites Turbine Gen. inatatation Cost $/ow . Sewn $0.00 Com! Plant instateton Cost $/ew sw $0.00 Avg Heat Rete-8TUfewh Turbine Fuel inflection F actor ‘4.0% Avg Heat Rete-8TUNewh Com Plant General inflaton Fector 30% Hot Water Waste Heat Boller Siw s Discount Rete 3.5% Tank Farm S/gaiion of storage Coal Cost per ton st 10,000 bauton 2014 2016 2017 1,454,032 / 1,841,333 1.230.840 1,277,788 1,316,282 1,081,653 1,717,680 1,778,081 ‘ 4.173.837 810.771 831,050 2,100,140 1,139,962 4,108,477 700,444 2,221,005 1,780,364 1,002,884 007,085 2,458,262 1,630,187 3,048,777 843,087 1812273 932,530 87,729,300 115,740,104 ‘e144 4,081,240 1,757,847 3,725,850 1,176,202 1,305,588 2,187,872 3,704,000 3,476,162 748,770 789,608 2.204.168 2,313,021 3.810.007 3,014,437 4,010,021 2.226.440 © 2,200,083 2,358,386 1,207,727 1,203,204 1,241,528 717,218 734,130 2,200,107 2,330,482 1,042.429 1,083,171 735,396 700,481 4.603,.603 3,750,342 883,220 80.231 10,800 18,500 $1.50 $63 2020 1,723,423 1,475.798 2,012,953 1,341,100 1,000,133 788,762 2,821,048, 1,210,071 38,310 2,083,402 1,100,301 200.549 2,838,542 6,062. E 128,742,576 142,476,061 25501 20084 15,000 15,000 18,000 15,000 18,000 ,000 15,000 15,000 10000 10000 10000 10000 10000 10000 10000 10000 28,000 28,000 28,000 28,000 25,000 28,000 25,000 25,000 $58,000,000 $88,000,000 $59,000,000 $59,000,000 $59,000,000 $59,000,000 $89,000,000 $59,000,000 $0 90 $0 #0 30 $0 $0 $0 $8,000,000 $8,000,000 $8,000,000 — $6,000,000 $6,000,000 $8,000,000 $6,000,000 $6,000,000 $3,508,029 $3,508,020 108,020 $3,808,028 $3,608,020 $3,608,028 $3,508,020 $3,508,021 $68,508,029 $68,508,020 $68,508,020 $68,808,029 $68,508,020 $88,508,020 $88,508,020 10,000 $249,110,000 $249,110,000 $249,110,000 $249,110,000 $249,110,000 $249,110,000 $249,110,000 $249,110,000 $0 $0 $0 0 90 co ct $0 $0 $0 $0 30 $0 0 0 $0 $9,260,000 $0,250,000 $9,250,000 $9,260,000 $6,260,000 $0,280,000 $0,280,000 $9,250,000 0 0 0 so od 0 0 so so 30 90 so 0 0 0 so $258,360,000 $258,360,000 $258,360,000 $258,360,000 $258,300.00 $258,380,000 $258,380,000 $258,380,000 $258,360,000 $258,360,000 $258,360,000 $268,60,000 $258,360,000 $288,300,000 $258,260,000 $258,3¢0,000 tot? 2012 $3,428,401 $5,273,270 $753,324 $753,324 2013 $3,428,401 $5,875,043 $796,431 $796,435 2014 $3,425,401 95,001,838 $041. $841. 2015 $3,426,401 36,224,328 $880,180 9080,180 2016 2017 2018 $3,426,401 $3,425,401 $3,428,401 $6,573,190 $6,930,163 $7,323,031 $001,312 $1,040,147 028 = $001,312 $1,048,147 2019 $1,103,647 $1 oar’ 028 $320,868,028 $326,868,028 $326,068,028 $326,068,026 $326,888,020 $328,968,020 $326,068,029 $326,808,020 $326,888,029 Fuel OF Expense 30 $0 $0 $0 $2,806,214 $3,000,508 $3,426,048 $3,686,705 $3,008,036 $4,740,331 $8,107,170 Com Expense $0 $0 $0 $0 $4,968,200 $5,504,241 0 $6,221,748 $7,335,600 $9,002,596 ‘Admin $0 $0 0 $0 $847,570 $043,060 $1,017,501 $1,120,620 Subtotal $0 %0 $0 $0 $16,380,085 $17,965,441 $20,067,778 $21,683,766 $22,711,186 $23,812,480 $24,970,230 $30,221,129 ‘Tranamiaaion System Debt Service $0 $0 $0 $0 $12,918,000 $12,918,000 $12,018,000 $12,018,000 $12,018,000 $12,918,000 $12,018,000 $12,018,000 ‘SWGR O&M $0 $0 $0 $0 $1,513,151 $1,604,532 $1,700,641 $2,007,568 $3,138,442 Admin $0 $0 40 $0 $756,576 $802,206 «$850,921 $1,800,221 Subtotal $0 $0 $0 $0 $16,187,727 $15,324,709 $16,408,062 $10,307,950 Total Expenses 30 $0 $0 $0 $30,198,067 $30,972,196 $31,640,617 $35,844,083 $36,075,737 $40,731,844 $45,001,570 4D PW Expenses PW Factor 1.000 0966 = 0934 0.842 ota 0.786 0789 0734 0709 0.685 0.062 0.630 0018 0.807 0.877 0887 0.538 0520 PW Total Cost $0 $0 $0 $26,077,758 $25,125,108 $25,138,223 $25,163,407 Accumulate PW Total Coste $0 $0 so $52,342,040 $350,000,685 $382,034,808 $407,198,275 6, Power Cost & PCE Payments 5a Power Cost ‘Avg Busbar Costiwh - Bethel : : : : $0172 $0175 $0177 $0.180 $0183 $0,187 $0190 80.104 $0100 $0,202 $0206 $0210 $0218 so219 90.224 Avg Cost $/wh SWGR Syatem —- : : : 30.352 $0344 $0397 $0330 $0323 $0317 $0311 $0306 $0301 $0206 $0292 $0288 $0280 $0277 ‘Avg Busber Costiwh - Villages - : : : 90.524 30.519 $0514 $0510 $0607 $0,504 90.501 $0,500 $0498 90.408 $0497 $0,500 $0801 For Sale (1,000,000 Btu) $0 $0 80 $0 348,000 349,600 391,000 395,800 400,200 409,400 414,000 (Diesel Fuel Gal Equivatent) $0 40 %0 $0 2,800,000 2,533,333 2,833,333 2,808,067 2,900,000 333 2,988,067 3,000,000 Neste Heat Sales @00% Fuel Cost $3,262,500 $3,430,240 $5,473,203 98,750,008 $6,050,108 $6,373,901 $6,704,185 $7,080,004 7. Power Costs with Waste Heat (WH) Offset 1 Busbar Cot Rete Reduction $/kwh from WH Sales - $0038 $0030 $0.040 $0041 $0,042 $0043 $0044 $0048 $0,047 $0,048 $0,050 $0081 90.082 90.054 2. Busber Cost $/kwh wi WH Ofteet A Bethe! : $0136 90.138 90.140 90.142 $0,148 $0147 $0.150 $0155 90.158 90.162 $0.168 $0,168 90.172 30.176 8. Viteges : $0.480 $0478 90470 $0,486 $0 $0458 $0456 90.451 $0,450 80.440 $0440 $04 90.440 $0.450 3. Avg. Power Cost with Non-Fusl Expens A Bethe! 90.162 $0108 90.108 $0171 $0174 $0182 $0,188 90.180 $0.193 $0.198 $0202 $0207 8. Viteges 90.557 $0556 $0588 $0684 $0554 $0,550 $0558 $0580 $0603 $0500 90.870 $0574 4. PW Avg. Contiwh : ‘A Bete! : $0,127 $0126 $0.123 $0921 $0119 $0116 $0414 $0113 $ont2 $0110 90.100 $0.108 $0438 $0422 $0,407 $0303 $0,980 $0307 90.955 $0344 80.334 $0326 $0318 90307 $0,290 $6,082,587 $6,221,023 $6,205,108 $8,370,596 $6,448,148 $8,627,877 $6,000,650 $6,803,434 $6,770,143 $6,060,729 $6,056,138 $7,047,312 8. Vileges $21,208,764 $21,100,318 $20,751,513, $20,463,438 $20,340,056 $20,232,222 $20,198,704 $20,054,240 $19,084,140 $19,028,001 $19,879,700 $1 $10,820,387 $19,808,742 8 Accumiated PW Power Cost A Bethe! $5,002,273 $11,045,387 $17,861,907 $23,044,554 $96,917,537 31,327 $01,950,204 $68,568,803 $75,262,207 $82,041,440 $88,008,108 $96,864,305 $102,011,617 8. Vileges $21,208,764 $42,990,070 $03,317,181 142,207 $205,800,447 $25,080,687 $245,006,078 $265,000,378 $205,530,000 $305,351,353 $325,158,004 Three phaseCow plant OMBethel »Bethel V.+1+2+3+4e6 2002 0872172002 POWER PURCHASED FROM BETHEL UTILITIES ‘SWGR - Power Purchased from Bethel Utilities Total Miles SWRG T-Line e590 Group 1-8 Villages Vilage Sys. Losses 1900 15.00% SWGR Cost Por Mile = $100,000 Substations Requred 7 Purchee Power Costs Bethel Utities Vilage Sys. Losses 2020= 8.00% Substation Cost each = $250,000 Vilage Modifications Read “ Sewn $0.12 Tranamisaion Losses 10.00% Vilage interface $150,000 Phase Conversion Equipment 15.00% sew $22.00 Expected Load Growth Load Factor Viages O85 1 phase to 3 phese $400 percent of Total Demand Fuel Inftaction Factor 4.0% Load Factor Bethel == 0.85 conversion equip ‘kW Vilage Admin, O&M Expenses $/kwh,Sales = $0.08 General inflation Factor 3.0% ‘Avg. Eligible PCE kwh Additional SWGR Cost Bethe! $0 'SWGR Admin Cost $/ewh $0.02 Discount Rate 35% Sold a8 % of Total = 49% to Kalskag SWGR O&M $/kwh $0.02 Svcs $5,000,000 ‘Avg. PCE per kwh sold in yr 2001. = $0.20 Year 2002 «20032004 2008 2008 2007 2008 2010 2011 2012 2013 2014 2018 2017 2019 2020 kwh Sales Akjachak 1,018,493 1,054,088 1,092,068 1,129,789 1,168,138 1,207,108 1,411,318 1,497,371 1,585,920 4,723,423 Adak 850,610 891,378 «923.703 056,.589 © 990,035 1,024,042 4,202,473, 4,277,768 1,385,290 75,708 Kwethiuk 1,104,121 1,150,179 1,197,162 1.245.071 1,293,908 1,343,684 1,606,341 4,717,089 1,833,130 2,012,953 Nepaskiak 707,139 738,863 771,282 804.398 838210 872,718 1,088,607 4,433,761 1,214,609 1,341,100 Tutksak 445.414 471,044 499.187 827.141 555,808 776,408 845,848 955,341 Napatiak 662,280 685.718 709.588 733,810 758,444 941,860 997,702 1,084,631 ‘Atmautuak 647.424 «= 667.563 688,008 708,754 729,805 885,678 932,947 1,006,133, Kasighi/Nunapttchuk 2,570,304 2,880,209 2.751.629 2,844,801 2,039,487 3,530,281 3,644,590 3,850,848 4,194,235 UU Kalekag 1,125,820 1.163.633 1.202.055 1,241,006 1,280,756 1,831,708 1,578,608 1,608,595 1,787,847 1,804,931 ‘Aniok 2,451,715 2'589,019 2,858,927 2.729.673 2.801.255 2,873,675, 3,325,778 3,404,060 3,863,135 3,725,559 3,008,028 Russian Mission 670,506 722,730 749,570 ‘776,898 804,707 833,003, 1,012,072 1,044,665 1,109,508 4,176,292 1,210,412 Marshall 966,011 1,009,460 1,031,541 1,053,659 1,076,414 1,099,206 1,240,046 1,285,309 1,315,019 1,391,229 Pilot Station 1,262,315 1,355,319 1,403,053 1,451,609 1,500,986 1,551,184 E 1,925,560 2 2,217,628 ‘St. Mary's 2,665,305 2,778,890 2,836,555 2.894.801 2,953,628 3,013,037 3,771,285 Mt. Vilage 2.409.318 2524709 2.583.417 2.642.799 2,763,587 2,887,074 ; 3,544,990 Sheldon Pt 6 454,730 489,618 507,514 $25,712 $63,010 601,514 703,048 812,114 Alakaruk 17 4,427,017 1,470,709 1,580,044 1,651,083, 4,746,523 1,843,667 2,097,912 2,368,425 Emmonak 18 2,449,243 2.526.279 2,683,783 3,012,518 3,183,780 3,631,850, 4.010.921 4,108,549 Kotttk 19 1,367,861 1,470.51 1,800,313 2,100,149 2,386,386 2,422,719 Tuntutuliak 2 745,341 800,579 078,134 1,139,062 1,277,765 1,313,524 Kongiganak a 729,387 789,907 985,603 1,165,477 1,319,068 1,360,064 Kwigitinogok 2 495,724 525,608 618,772 700,444 768,421 785,762 Kipruk 2B 1,820,172 1,627,437 1,940,281 2,221,065, 2,460,307 2,821,848 ‘Chefornak ry $53,790 614,282 814,324 1,002,464 4,166,903 1,210,071 Nottmate 2B 486,608 503,435 710,639 811,098 838,310 Toksook Bay 2 4,272,278 1,843,439 1,789,354 1,009,141 2,083,402 Turunak 2 01,674 1,002,654 1,080,487 1,100,301 Newtok 28 404,004 687,085 780,128 808.549 Chevak 2 1,717,594 2,488,282 2,760,302 2,838,542 ‘Scammon Bay % 1,097,802 1,234,900 1,639,187 1,862,173 1,920,107 Hooper Bay ” 2,840,624 2,823,199 3,648,777 4,100,862 4, Eek 32 636,480 {890,107 843,087 925,016 ‘Quinhegok 3 1318811 1440333 1012273 2014179 Goodnews Bay M (602,098 754,008 932,539 1,028,445 1, Load Requirements Annual kwh's Sold 37,811,780 39,108,929 40,426,483 41,770,447 43,134,813 45,930,763 : $1,701,828 56,422,356 88,010,774 89,621,508 61,254,828 62,910,485 64,588,503 68,288,053 \Vitage System Losses 5,410,688 5,475,280 $,525,226 5,569,303 5,607,528 $6,064,704 5,683,481 695.230 © $,690,842 5,607,088 888, $5,642,236 5,382,375 6,303,116 ‘Tranamission Losses 0 0 ° 0 4,874,234 5,180,586 5,304,583 6,451,157 5,509,287 5,748,060 6,052,483 6,206,459 6,907,088 7,159,207 Total kwh Requirements 43,231,488 44,584,179 45,053,709 47,330,840 $3,616,873 56,758,113 $8,380,408 90,962,729 61,801,823 63,237,486 66,577,310 68,271,051 76,967,068 78,781,276 KW Demand 9870 10179 10492 10808 12244 12088 13322 13690, 14062 14438 16200 16887 17573 17980 2 Capital Costs ‘SWGR T-Line $0 $0 $0 $0 $85,000,000 $85,900,000 $85,900,000 $88,000,000 $85,900,000 $88,000,000 $85,900,000 $85,900,000 $85,900,000 $85,900,000 $85,900,000 $85,900,000 $85,900,000 $85,900,000 $85,900,000 $85,900,000 ‘Additional Cost Bethel-Kalskag $0 $0 $0 $0 $0 $0 0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 $0 Svcs $0 $0 $0 $0 $5,000,000 $8,000,000 $5,000,000 $5,000,000 $5,000,000 $8,000,000 $5,000,000 $5,000,000 $8,000,000 $5,000,000 $5,000,000 $5,000,000 $5,000,000 $5,000,000 $5,000,000 $8,000,000 ‘Substations $0 $0 $0 $0 $9,250,000 $9,280,000 $9,250,000 $9,250,000 $9,250,000 $9,250,000 $9,250,000 $9,250,000 $9,250,000 $9,250,000 $9,280,000 $9,250,000 $9,250,000 $9,250,000 $9,250,000 $9,250,000 Vilage Modificationa $0 $0 $0 $0 $5,100,000 $5,100,000 $5,100,000 $5,100,000 $5,100,000 $8,100,000 $5,100,000 $5,100,000 $5,100,000 $5,100,000 $5,100,000 $5,100,000 $5,100,000 $5,100,000 $5,100,000 $0 Phese Conversion Equip $0 $0 $0 $0 $734,474 $734,474 $734,474 $T34ATA —STS4ATA $734,474 $734,474 $734,474 $734,474 $734,474 ST34,474 —ST34,474 $734,476 $734,474 $734,474 Total Capital Coats $0 $0 $0 $0 $105,084,474 $105,084,474 $105,984,474 $105,084,474 $105,084,474 $108,984,474 $105,964,474 $105,964,474 $105,084,474 $105,084,474 $105,984,474 $105,084,474 $105,064,474 $105,064,474 $105,984,474 $100,004,474 3 Expenses 3.0 Expenses Debt Service $0 0 $0 $0 $8,540,008 $8,540,008 $8,540,908 $8,540,908 $8,540,908 $8,540,908 $8,540,008 $8,540,908 $8,540,008 $8,540,008 $8,540,008 $8,540,908 $8,540,908 $8,540,908 $8,129,017 SWGR O&M $0 $0 $0 $0 $1,072,331 $1,136,648 $1,169,185 $1,202,018 $1,295,232 $1,268,782 $1,302,002 $1,396,927 $1,371,403 $1,408,984 $1,441,508 $1,477,121 $1,549,009 $1,585,540 $1,622,276 Vilage Admin, O8M $0 $0 $0 $0 $3,450,785 $3,688,579 $3,898,236 $4,140,329 $4,305,457 $4,064,244 $4,947,343 $5,245,435 $5,559,230 $5,080,470 $8,238,030 $6,602, $7,300,601 $7,815,672 $8,282,082 ‘SWGR Admin $0 $0 $0 $0 $1,072,331 $1,103,542 $1,135,102 $1,167,008 $1,190,255 $1,231,836 $1,284,740 $1,207,987 $1,331,546 $1,365,421 $1,399,607 $1,503,980 $1,530,359 $1,575,028 Cost of Purchased Power $0 $0 $0 $0 $9,050,620 $10,550,071 $11,183,241 $11,851,977 $12,558,220 $13,304,012 $14,001,508 $14,922,957 $15,800,740 $16,727,384 $17,705,480 $20,977,020 $22,190,131 $23,470,037 Total Expenses $0 $0 $0 $0 $24,086,975 $24,009,747 $25,928,642 $26,902,240 $27,929,072 $29,009,702 $30,147,107 $31,344,213 $32,003,928 $33,029,566 $35,324,528 $30,961,808 $41,671,610 $43,059,338 3b PW. Expernes PW Factor 1.000 0.988 0.934 = 0.902 0.871 0.842 0.814 0.786 0.750 0.734 0.700 0.685 0.062 0.639 0.618 0.897 0.877 0.557 0.538 0.520 PW Total Cost § $0 $0 $0 $0 $20,990,407 $21,049,116 $21,091,340 $21,144,917 $21,200,660 $21,285,383 $21,371,915 $21,469,085 $21,576,733 $21,604,705 $21,822,650 $21,061,028 $22,100,084 $22,266,920 $22,434,376 $22,397,550 Acourntate PW Total Coste $0 $0 $0 $0 $20,900,407 $42,030,523 $63,130,863 $84,275,781 $15,485,440 $128,770,823 $148,142.78 $169,611,823 $191,188,596 $212,883,261 $234,706,112 $258,867,138 $278,776,232 $301,043,152 $323,477,528 $348,675,087 4, Power Cost & PCE Payments. 4.8. Power Cost ‘Avg. Cost kwh : : : : $0,588 $0.562 $0.564 $0.568 $o.s72 $0577 $0.582 $0,588 $0.504 $0,601 $0.609 $0817 90.628 $0,635 $0,645 $0.650 PW Avg Cost/kwh : : : : $0.487 $0.473 $0,489 $0,446 $0.434 $0.423 $0413 $0.403 90.303 $0,385 $0.376 368 $0.38 $0,354 $0.47 $0,338 4.b PCE Payments PCE Payment $/kwh : : : : $0.23 $0.23 $0.24 25 $0.25 $0.26 $027 $0.28 $0.29 $0.20 $0.30 $0.31 $0.32 $0.33 $0.4 $0.35 PCE Payment : : : : $ 4,757,764 $ 5,058,047 $ 5,374,686 $ 5,708,471 $ 6,060,229 $ 6,430,819 $ 6.821.141 $ 7,232,134 $ 7,064,778 $ 8,120,097 § 8,599,157 $ 9,103,074 $ 9,833,010 $10,100,178 $10,775,845 $11,301,232 PW PCE Payments : : : : $4,148,116 $ 4,258,740 $ 4,372,310 $ 4,486,807 $ 4,602,208 $ 4,718,401 $ 4,835,695 $ 4.953.619 $ 5,072,422 $ 5,192,024 $ 5.312.403 $ 5,433,530 $ 5.555.414 $ 5,678,008 $ 5,901,296 $ 5,925,266 ‘Accumdated PW PCE Payments - : : : $ 4148,116 $ 6,404,856 $12,777,167 $17,263,974 $21,866,181 $26,584,672 $31,420,308 $36,373,927 $41,448,349 $46,638,373 $51,050,775 $57,384,315 $62,030,728 $68,617,734 $74,419,030 $00,344,297 Bethel V. +1+2+3+4+5 1 oara1r2002 DONLIN CREEK MINE SITE GENERATION ALTERNATIVE Donlin Creek Mine Alternatives Combustion Turbine Plant at Bethel Fuel inflation Factor . 4.00% General Inflation Factor . 3.00% Discount Rate . 3.50% ‘Scenario 1- No Wind Generation Year 2006 2011 2016 Power Requirements KWs Donlin Gold Mine 20,000 40,000 60,000 Villages 11,452 13,125 14,883 Bethe! 8.549 9,846 11,235 Total KW 40,001 62,972 06,117 KWHs Donlin Gold Mine 166,440,000 332,880,000 499,320,000 Villages = 50,160,090 57,488,506 65,186,280 Bethe! 48,676,141 $6,065,272 63,969,000 T-Line losses: 0 19,746,078 47,187,878 Total 265,277,131 486,170,046 675,664,067 Combustion Turbine Bethel 50,000 50,000 $0,000 25,000 25,000 25,000 Mine 3,000 3,000 3,000 Wind Generation Total Capacity in KWs 3,000 78,000 103,000 Generation KWH Coal Plant ° ° ° Combustion Turbine Bethel 264,777,131 485,670,046 675,164,087 RR Clty Mine $00,000 500,000 500,000 Purchased Power 0 0 0 Wind Gen 0 0 0 Plant CostvkW Coal Plant $3,500 $3,200 $2,700 Combustion Turbine Bethel $775 $890 $1,020 Mine $575 $60 $760 Wind Gen. $1,500 $1,500 $1,500 T-Line per Mile $480,000 $520,000 $520,000 Capital Cost ($1000) Generation Coal Plant 0 $0 so Combustion Turbine Bethel $38,780,000 $61,000,000 $86,500,000 Mine 1,728,000 $1,725,000 $1,725,000 Wind Gen. $0 % $0 Total $40,475,000 $62,725,000 $88,225,000 Transmission Line Length in Miles 175 175 178 T-Line Cost 78,750,000 78,780,000 78,750,000 Substations 13,000,000 13,000,000 13,000,000 Total 91,750,000 91,780,000 61,780,000 Combusiton Turbine at Bethe! 2020 60,000 16,345 12,410 88,756 499,320,000 71,592,069 70,664,781 47,795,213 680,372,063 50,000 25,000 25,000 3,000 103,000 0 688,872,063 500,000 ° o $2,700 $1,020 $760 $1,500 ‘$520,000 $86,500,000 $1,725,000 *” $88,225,000 178 78,750,000 13,000,000 91,750,000 Scenario 2 which Includes 18 MW Wind Generation 2008 2011 Donlin Gold Mine 20,000 40,000 Villages: 11,452 13,125 Bethel 6.549 0.646 Total KW 40,001 62,972 KWHs: Donlin Gold Mine 168,440,000 332,880,000 Villages 50,160,900 57,488,506 Bethel 48,878,141 $6,085,272 T-Line losses 0 19,746,078 Total 265,277,131 466,179,048 Generation Capacity KWs CFB Coal Plant ‘Combustion Turbine Bethel 40,000 40,000 25,000 Mine 3,000 3,000 Wind Generation 000 Total Capactty in KWs 61,000 86,000 Generation KWH Coal Plant 0 o Combustion Turbine Bethel 166,119,131 367,021,046 RR Clty Mine 500,000 500,000 Purchased Power 0 o Wind Gen 98,658,000 98,688,000 Plant CosvKW Coal Plant $3,500 $3,200 Combustion Turbine Bethel $775 $800 Mine $575 $860 Wind Gen. $1,500 $1,500 T-Line per Mile $450,000 $820,000 Capital Cost ($1000) Generation Coal Plant 0 ” Combustion Turbine Bethel $31,000,000 $53,250,000 Mine 1,728,000 $1,728,000 Wind Gen. $27,000,000 $27,000,000 Total $59,728,000 $81,075,000 Transmission Line Length in Miles 175 175 T-Line Cost 78,750,000 78,750,000 Substations 3,000,000 13,000,000 Total 81,750,000 91,750,000 1o0f3 2016 60,000 14,883 11,235 86,117 499,320,000 65,186,280 63,969,009 47,187,878 675,664,067 40,000 25,000 25,000 3,000 18,000 111,000 ° 576,506,067 $2,700 $1,020 $760 ‘$1,500 $520,000 0 $78,750,000 $1,725,000 $27,000,000 2020 60,000 16,345 12.410 08,758 499,320,000 71,502,080 70,664,781 47,705,213 689,372,063 40,000 25,000 25,000 3.000 18,000 111,000 ° 500,214,063 500,000 0 98,658,000 $2,700 $1,020 $760 $1,500 $520,000 so $78,750,000 $1,725,000 $27,000,000 $107,478,000 $107,475,000 175 78,750,000 13,000,000 91,750,000 175 78,750,000 13,000,000 91,750,000 ‘Scenario 3 which includes 30 MW Wind Generation Year Power Requirements Kws Donlin Gold Mine Villages Bethel Total KW KWH Donlin Gold Mine Villages Bethel T-Line losses Total Generation Capacity KWs CFB Coal Plant Combustion Turbine Bethel Mine Wind Generation Total Capacity in KWs Generation KWHs Coal Plant Combustion Turbine Bethe! RR City Mine Purchased Power Wind Gen Plant CosvKW Coal Plant Combustion Turbine Bethel Mine Wind Gen. T-Line per Mile Capital Cost ($1000) Generation Coal Plant ‘Combustion Turbine Bethel Mine Wind Gen. Total Transmission Line Length in Miles T-Line Cost Substations. Total 2006 2011 2018 2020 20,000 40,000 80,000 60,000 11,452 13,125 14,883 16,345 540 9,646 11,238 12,410 ,001 62,072 86,117 08,758 106,440,000 332,880,000 499,320,000 499,320,000 50,160,090 57,488,506 65,186,280 71,592,069 48,676,141 $6,085,272 63,060,008 70,664,781 0 19,748,078 47,705,213 (205,277,131 486,170,046 (689,372,063 40,000 40,000 40.000 40,000 25,000 25,000 28,000 ° 0 3,000 3,000 3,000 3,000 9,000 20,000 30,000 30,000 52,000 88,000 98,000 98,000 ° ° ° 0 215,448,131 356,050,046 510,734,067 524,442,063 00,000 500,000 500,000 500,000 ° 0 ° ° 49,329,000 109,620,000 164,430,000 164,430,000 $3,500 $3,200 $2,700 $2,700 $775 $890 $1,020 $1,020 $575 $860 $760 $760 $1,500 $1,500 $1,500 $1,500 $450,000 $520,000 ‘$520,000 $520,000 $0 $0 90 # $31,000,000 $53,250,000 $78,750,000 $78,780,000 1,725,000 $1,725,000 $1,725,000 _ $1,725,000 $13,500,000 $30,000,000 $45,000,000 $45,000,000 $46,225,000 $84,975,000 $125,475,000 $125,475,000 205 265 205 285 119,250,000 119,250,000 119,250,000 119,250,000 3,000,000 16,000,000 16,000,000 16,000,000 122,250,000 135,250,000 135,250,000 135,250,000 04/11/2002 Year Fuel Storage Gallons Bethel RR Clty Mine Fuel Storage Costs $/Gallon Bothet RR City Mine Fuel Storage Costs Bethe! RR City Mine Total Fuel Oli Storage District Heating Total Capital Costs Operating Reserves, Spare Parts and Contingency at 10% Total Costs Operating Costs Annual Fuel Requirements Coal Tons #2 Fuel Oll Gallons Bethe! RR Clty Mine ‘Syn Gas MMCF Coal $/Ton #2 Fuel Oil $/Galions Bethel RR City Mine ‘Syn Gas S/MMBTU Cost of Purchased Pwr $/kWh_ Annual Fuel Costs Coat #2 Fuel Oli Gations Bethe! RR Clty Mine ‘Syn Ges Cost of Purchased Pwr Total oam Coal Plant kWh ‘Combustion Turbine $/kWh Diesel SkWh Wind $KW Coal Plant Combustion Turbine Wind T-Line @ $1000/mi Total Waste Heat Sales Offset Total O&M Interest During Constuction 0% sm &% Total Capital Cost 2,008 2,011 10,216,044 17,060,172 250,000 250,000 $1.40 $1.65 $140 $165 $1.40 $1.65 $14,303,721 $27,004,608 $0 0 $350,000 $350,000 $14,653,721 $27,444,896 $15,000,000 $15,000,000 $161,878,721 $196,019.808 $16,167,672 $19,691,990 $178,066,503 $216,611,687 ° ° 13,622,502 23,058,606 ° o 25,725 25,725 “7 “7 $1.58 91.02 $1.71 $2.08 $1.77 $2.15 ° 90.00 0 0 $21,523,605 $46,001,080 % $0 $45,533 955,308 * 0 %0 $0 $21,560,227 $46,056,388 $0.000 90.033 $0,008 $0.00 $25 $20 0 $0 $1,326,386 $2,702,152 $75,000 $87,000 $175,000 $175,000 $1,576,386 $2,964,152 2,016 26,052,526 280,000 $1.00 $1.00 $1.00 $42,453,271 $0 $350,000 $42,803,271 $15,000,000 $237,778,271 $23,777,827 $261,556,090 34,736,702 oO 25,725 7 $2.34 $2.52 $2.62 $81,263,863 0 967,309 so 0 $81,351,261 90.017 $0,007 $33 $0 $4,540,180 $99,000 $175,000 $4,814,180 2,020 26,881,476 250,000 $2.12 $212 $2.12 $43,574,645 % $350,000 $43,024,645 $15,000,000 $236,600,645 $23,880,065 $262,780,610 35,441,068 ° 28,728 $75 $2.73 $2.95 $3.07 $0 906,756,574 0 $76,975 $0 $0 $90,835,549 $0.019 $0,008 $38 0 $5,213,685 $114,000 $175,000 $5,502,685 $1,777,500 $2,160,000 $2,632,500 $3,071,250 $21,368,113 $46,660,540 $0 % $83,532,061 $0 $8,903,330 $10,630,504 $13,077,805 $13,130,480 $14,245,327 $17,328,951 $20,024,488 $21,023,160 0% $178,006,503 $216,611,687 $261,556,009 $262,780,610 5% $186,960,023 $227,442,482 $274,633,004 $275,929,090 8% $192,311,021 $233,040,838 $282,480,586 $263,812,778 Combusiton Turbine at Bethel Yoar 2,008 2011 2.018 Fue! Storage Gallons Bethe! 6,410,032 14,162,200 22,248,615 RR City Mine 250,000 280,000 250,000 Fuel Storage Costs $/Gallon Bethe! $1.40 $1.65 $1.00 RR Clty $1.40 $1.05 $1.90 Mine $1.40 $1.05 $1.90 Fue! Storage Costs Bethel $8,074,044 $23,367,720 $42,280,068 RR City 0 0 0 Mine $350,000 $350,000 _ $350,000 Total Fuel Oll Storage $0,324,044 $23,717,720 $42,616,068 District Heating $15,000,000 $15,000,000 $15,000,000 Total Capital Costs $165,700,044 $212,442,720 $256,841,068 Operating Reserves, Spare $16,579,004 $21,244,273 $25,084,167 Parts and Contingency at 10% Total Costs $162,378,040 $233,687,002 $262,525,634 Operating Costs Annual Fue! Requirements Coal Tons ° ° 0 #2 Fuel Olt Gallons Bethel 8,548,709 18,883,013 20,000,819 RR Clty 0 0 0 Mine 25,728 25,728 28,725 Syn Gas MMCF Coal $/Ton #7 $07 $67 #2 Fuel Oll $/Gallons Bethel $1.58 $1.02 $234 RR City 4.71 $2.08 $2.52 Mine 91.77 $2.15 $2.02 ‘Syn Gas MMMBTU Cost of Purchased Pwr kWh ° $0.00 $0.00 ‘Annual Fuel Costs Coat 0 0 % #2 Fuel Ol! Gallons Bethel $13,803,800 $36,255,385 $09,408,317 RR City 0 $0 $0 Mine $45,533 «955,308 «$87,390 Syn Gas ” 90 $0 Cost of Purchased Pwr $0 $0 Total $13,849,333 $96,310,003 $00,473,716 08M Coal Plant $/kWh $0,000 $0,033 $0017 ‘Combustion Turbine $/kWh $0,008 $0.00 $0,007 Diesel $xWh ‘Wind s/KW $25 $20 $33 Coal Plant ° $0 »” Combustion Turbine $833,096 $2,130,293 $3,877,240 Wind $480,000 $522,000 $594,000 ‘T-Line @ $1000/mi $175,000 $178,000 _$178,000 Total $1,458,008 $2,827,203 $4,646,240 Waste Heat Sales Offset $1,777,500 $2,180,000 $2,632,500 Total OMM $13,220,028 $36,077,087 $71,487,455 Interest During Constuction Oo 0 $0 $0 5% $0,118,047 $11,884,350 $14,128,202 8% $14,590,316 $18,604,060 $22,602,067 Total Capital Cost 0% $182,376,049 $233,687,002 $282,525,634 5% $ 006 $245,371,382 $206,652,128 8% $196,009,265 $252,381,062 $305,127,001 203 2.020 (22,774,584 250,000 $2.12 $2.12 $2.12 $48,282,077 0 $350,000 $48,632,077 $15,000,000 $262,857,077 $26,285,708 $260,142,784 30,306,086 25,725 $75 $2.73 $2.05 $3.07 $62,600,414 $78,075 $62,078,389 90.019 90.008 $68 $0 $4,467,540 $884,000 $175,000 $5,326,540 $3,071,250 $85,233,679 $0 $14,457,130 $23,131,423 $280,142,784 $303,509,923 $312,274,207 Yoar Fuel Storage Gallons Bethel RR City Mine Fuel Storage Costs $/Galion Bethe! RR City Mine Fuel Storage Costs Bethe! RR Clty Mine Total Fue! Oil Storage District Heating Total Capital Costs Operating Reserves, Spare Parts and Contingency at 10% Total Costs Operating Costs Annual Fue! Requirements Coal Tons #2 Fuel Oll Galions Bethe! RR City Mine ‘Syn Gas MMCF Coal $/Ton #2 Fuel Oli $/Gallons Bethel RR Clty Mine Syn Gas #MMBTU Cost of Purchased Pwr $/Wh Annual Fuel Costs Coal #2 Fuel Oll Gallons Bethel RR Clty Mine Syn Gas ‘Cost of Purchased Pwr Total o8M Coal Plant $/kWh Combustion Turbine $/kWh Diesel Sh Wind $KW Coal Plant ‘Combustion Turbine Wind T-Line @ $1000/mi Total Waste Heat Sales Offset ‘Total O&M Interest During Constuction o% * om Total Capital Cost om s% 2,006 6,313,488 $140 $1.40 $1.40 $11,636,663 0 $350,000 $11,088,683 $15,000,000 $195,463,683 $10,546,368 $215,010,271 11,084,650 0 25,725 67 $1.58 $1.71 1.77 $17,813,747 $0 $45,533 $0 0 $17,559,280 $25 0 $1,079,741 $225,000 $285,000 $1,500,741 $1,777,500 $17,351,521 ” $10,750,514 $17,200,622 $21,010,271 $25,760,765 2,011 13,730,270 250,000 $22,609,705 ” $350,000 $23,019,705 $15,000,000 $258,244,705 $25,624,479 $284,069,274 16,310,026 ° (28,725 “7 $1.02 $2.08 $2.15 $35,172,530 #0 955,308 Cd $0 $35,227,838 90.033 90.006 $20 %0 $2,006,754 $580,000 $265,000 $2,011,754 $2,160,000 $35,070,502 0 $14,203,464 $22,728,542 $284,000,274 $28,272,738 2016 19,707,673 250,000 $1.00 $1.00 $1.00 $37,444,579 0 $350,000 $37,704,570 $34,871,537 ° 26,276,898 ° 25,725 “7 24 $2.52 $2.62 961,487,040 0 $67,300 # 90 961,555,339 90.017 90.007 $33 $0 $3,435,279 ‘$990,000 $285,000 $4,690,270 $2,632,500 $03,013,118 so $17,243,577 $27,589,723 $344,871,537 $962,118,114 2,020 20,236,623 250,000 $42,001,641 % $350,000 $43,251,641 $18,000,000 $318,076,641 $31,897,664 $380,874,308 26,082,164 0 25,728 75 $2.73 $2.05 $3.07 $73,061,308 $0 $78,075 90 $0 $73,740,283 $38 $0 $3,970,110 $1,140,000 $265,000 $5,378,110 $3,071,250 $76,044,143 $0 917,543,715 $28,000,044 $350,674,308 $368,418,020 8% $232,211,093 $308,794,816 $372,461,280 $378,044,240 04/1 1/2002 Year Amortized Capital Costs 15 Year Financing 0% 5% 8% Capital Cost kWh O% ” 8% O&M $kWh Total Cost $xWh 0% 5% ow 20 Year Financing 0% 5% o% Capital Cost kWh 0% * 8% O&M $/kKWh Total Cost $/kWh 0% 5% 8% 30 Year Financing 0% 5% 8% Capital Cost $kWh Om o% % 08M &kWh Total Cost kWh 0% 5% 6% Combusiton Turbine at Bethe! $11,871,108 $16,013,110 $22,407,714 90.045 90.088 $0.085 $0.081 90.125 90.148 90.165 $8,003,330 $15,002,050 $10,587,304 90.034 90.087 $0.074 $0.081 90.114 $0.137 90.154 $5,035,553 $12,162,662 $17,082,574 90.022 90.046 90.084 $0.081 90.103 90.126 90.145 2011 $14,440,702 $21,012,329 $27, 90.137 90.154 $0.166 $10,830,504 $18,250,573 $23,827,301 90.024 90.041 $0.053 90.105 90.129 90.146 90.158 $7,220,306 914,795,480 $20,780,364 0.016 90.033 0.047 90.138 90.152 2016 $17,437,073 90.029 $0.043 $0,053 90.133 $0.161 90.176 90.185 $13,077,805 $22,037,335 $26,771,272 $0.021 $0036 90.047 90.133 90.154 90.169 90.180 537 $0014 90.020 90.041 90.133 90.147 90.162 90.174 2020 $17,510,307 $26,563,640 $33,157,718 90.027 $0.041 0.052 $0.155 1 $0. $0.1 90.206 88 $13,130,480 $22,141,264 $28,906,058 $0.020 90.035 $0.045 90.155 90.175 90.189 $0.200 $8,750,054 $17,040,583 $25,210,361 0.014 90.028 90.039 90.155 90.168 $0.183 90.194 Year Amortized Capital Costs 18 Year Financing 0% 5% 8% Capital Cost kWh 0% % 8% O&M SkWh Total Cost $/kWh 0% ae 8% 20 Year Financing 0% 5% 8% Capital Cost kWh 0% % % O&M SxWh Total Cost $/kWh 5% 30 Year Financing o% % 8% Capital Cost $kWh o% O&M S/kWh Total Cost $/kWh_ 8% 2011 $12,158,607 $15,570,133 $18,449,345 $23,630,637 $23,011,830 $29,485,670 90.046 90.070 90.087 90.119 $0.137 90.035 $0.083 90.006 $0,083 90.118 90.136 90.149 $0,118,047 $11,664,350 $15,306,287 $19,680,232 $20,061,785 $25,705,660 90.034 90.058 0.076 90.108 90.125 $6,079,208 $12,457,213 $1 90.026 90.044 90.088 789,567 961,750 $17,496,274 $22,418,442 $0.023 90.047 90.006 90.073 90.097 90.1168 3ofs 90.017 90.036 90.050 $0.063 90.100 90.119 $0.133 2018 $18,835,056 $28,580,144 $35,647,054 90.031 $0.047 90.087 90.114 90.145 90.161 90.170 $14,126,202 $23,804,134 $31,077,981 $0.023 90.039 90.051 90.114 90.137 90.153 90.165 $0,417,528 $19,207,647 $27,103,728 90.015 90.032 0.044 90.114 90.120 90.148 90.158 $20,240,511 $36,482,853 $0030 90.046 90.087 $0.133 90.163 90.178 90.190 $14,457,139 $24,361,643 $31,805,618 90.023 90.038 90.080 90.133 90.155 90.171 90.182 $27,738,516 90.015 90.031 90.043 90.133 90.148 90.164 90.176 Year Amortized Capital Costs 15 Year Financing om 5% om» Capital Cost $/kWh_ O% % a% O&M SkWh 20 Year Financing 0% % % Capital Cost $/kWnh_ 0% ” * O&M SkWh Total Cost $kWh o% s% om 30 Year Financing O% * *% Capital Cost Wh O% * 8% O&M SkWh Total Cost $/kWh % $14,334,018 $21,750,310 $27,120,116 30.084 $0.082 90.102 90.119 90.147 90.168 $10,750,514 $18,115,629 $23,651,213 90.041 90.068 90.089 90.108 90.134 90.155 $7,167,009 $14,686,063 $20,626,715 90.027 90.055, 90.078 90.121 90.143 $18,037,082 $28,736,278 $35,042,600 90.123 90.145 90.161 $14,203,464 $23,034,176 $31,247,730 $0032 90.054 0.070 90.081 90.112 90.134 90.151 $0,488,976 $19,403,070 $27,251,798 90.021 90.043 90.081 $0,081 $0.102 90.124 90.142 2016 $22,001,436 $34,686,006 $43,514,400 90.038 $0.087 $0069 90.101 90.130 90.158 90.170 $17,243,577 $20,057,054 $37,036,002 0.028 90.048 90.062 $0.101 90.120 90.149 90.163 $11,405,718 $23,556,108 $33,064,778 $0019 90.039 $0.084 $0.101 90.120 $0,140 $0,155 $23,301,620 $35,404,235 $44,271,884 90.119 90.155 $0.174 90.188 $17,543,715 $29,562,615 $38,596,300 90.027 $0046 90.080 90.119 90.146 $0.165 90.179 $11,695,810 $23,066,121 $33,000,645 30.018 90.037 0.052 90.119 $0.137 90.156 90.171 04/11/2002 Donlin Creek Mine Alternatives Coal Plant at Bethe! Fuel inflation Factor . 4.00% ‘General inflation Factor e 3.00% Discount Rate . 3.50% Scenario 1- No Wind Generation ‘Scenario 2 which includes 18 MW Wind Generation Scenario 3 which includes 30 MW Wind Generation Year 2006 2011 2016 2020 Year 2006 2011 2016 2020 Year 2006 2011 2016 2020 Power Requirements: Power Requirements Power Requirements KWs KWs KWs Donlin Gold Mine 20,000 40,000 60.000 60.000 Dontin Gold Mine 20,000 40,000 60,000 60,000 Dontin Gold Mine 20,000 40,000 Villages 11,452 13,125 14,883 16.345 Villages 11,452 13.125 14,683 16,345 ‘Villages: 11,482 13,128 Bethe! 6.549 96 11,235 12.410 Bethe! 8540 0.646 11.235 12,410 Bethel 8.540 0.848 Total KW 40,001 62.972 06,117 68756 Total KW 40,001 62,972 06,117 08,756 ‘Total KW 40,001 62,072 KWHs KWHs KWH Donlin Gold Mine 166,440,000 332,880,000 499.320.000 499.320 000 Dontin Gold Mine 166,440,000 332,880,000 499,320,000 499,320,000 Dontin Goki Mine 166,440,000 332,880,000 Villages §=—50.160,090 §7.488.506 65.186.280 71 502.060 Villages = $0,160,090 $7,488,596 65,186,280 71,592,060 Villages = 50,180.000 57,488,596 Bethe! 48,676,141 $6,065,272 63,069,009 70.684 781 Bethel 48,676,141 $6,065.272 63,080,000 70,664,781 Bethe! 48,676,141 $6,085,272 T-Line losses 0 10,746,078 47,187,878 = 47.795.213 T-Line losses: 0 19,746,078 47,705,213 T-Line losses o 46,078 Total 265,277,131 466,179,046 675,664,067 689,372,063 Total 265,277,131 466,170,046 669,372,063 Total 265,277,131 406,179,048 Generation Capacity KWs Generation Capacity KWs Generation Capacity KWs CFB Coal Plant 40,000 40,000 40,000 40,000 CFB Coal Plant 40,000 40,000 40,000 40,000 CFB Coal Plant 40,000 40,000 40,000 40,000 20,000 20,000 20,000 20,000 20,000 20,000 20,000 20,000 20,000 20,000 20,000 10,000 10,000 0 Combustion Turbine Combustion Turbine Combustion Turbine Bethe! 20,000 30,000 30,000 30,000 Bethe! 20,000 20,000 20,000 20,000 Bethe! 10,000 10,000 10,000 10,000 ° ° 0 0 0 ° Mine 3,000 3,000 3,000 3,000 Mine 3,000 3,000 3,000 3,000 Mine 3,000 3,000 3,000 3,000 Wind Generation ° ° ° ° Wind Generation 18,000 18,000 18,000 18,000 Wind Generation 20,000 20,000 30,000 30,000 Total Capacity in KWs 63,000 93,000 113,000 113,000 Total Capacity in KWs 81,000 101,000 111,000 111,000 Total Capacity in KWs 73,000 93,000 103,000 103,000 Generation KWH Generation KWH Generation KWH Coal Plant § 238,249.418 419,061,052 607,507,660 619,034,857 Coal Plant 149,457,218 330,289,752 $18,805,460 531,142,657 Coal Plant 418 320,403,052 459,610,060 471,047,657 Combustion Turbine ‘Combustion Turbine Combustion Turbine Bethel 26,527,713 46,617,005 67,566,407 68,937,206 Bethe! 061,013 36,752,195 7,700,807 $9,071,406 Bethel 15,565,713 38,655,905 81,123,407 $2,494,206 RR City RR City RR City Mine $00,000 500,000 $00,000 $00,000 Mine $00,000 $00,000 800,000 $00,000 Mine $00,000 $00,000 $00,000 $00,000 Purchased Power 0 0 0 ° Purchased Power 0 ° 0 ° Purchased Power ° 0 0 ° Wind Gen ° ° ° ° Wind Gen 98,688,000 98,688,000 98,688,000 98,688,000 Wind Gen 109,620,000 109,620,000 164,430,000 184,430,000 Plant CosvKW Plant CosvKW Piant CosvKW Coal Plant $3,200 $3,200 $2,700 $2,700 Coal Plant $3,200 $3,200 $2,700 $2,700 Coal Plant $3,200 $3,200 $2,700 $2,700 Combustion Turbine Combustion Turbine Combustion Turbine Bethel $875 3000 $780 $760 Bethel 3575 $060 $760 $700 Bethel $575 $800 $780 $700 Mine $575 3000 $760 $760 Mine 3575 $060 $760 $700 Mine $575 $880 $780 $700 Wind Gen. $1,500 $1,500 $1,500 $1,500 Wind Gen. $1,500 $1,500 $1,500 $1,500 Wind Gen. $1,500 $1,800 $1,500 $1,600 T-Line per Mile $480,000 $520,000 $520,000 $520,000 T-Line per Mile $450,000 $820,000 $820,000 $820,000 T-Line per Mile $480,000 $820,000 $820,000 $820,000 Capttal Cost ($1000) Capttal Cost ($1000) Capltal Cost ($1000) Generation Generation Generation Coal Plant $128,000,000 $192,000,000 $248,000,000 $248,000,000 Coal Plant $128,000,000 $192,000,000 $219,000,000 $219,000,000 Coal Piant $128,000,000 $102,000,000 $192,000,000 $182,000,000 Combustion Turbine Combustion Turbine Combustion Turbine Bethel $11,500,000 $11,800,000 $11,500,000 $11,500,000 Bethel $11,800,000 $11,800,000 $11,800,000 $11,500,000 Bethe! $5,750,000 $5,750,000 $5,750,000 $5,750,000 Mine 30,000 $30,000 $30,000 $30,000 Mine $1,725,000 $1,725,000 $1,725,000 _ $1,725,000 Mine $1,725,000 $1,725,000 $1,725,000 _ $1,725,000 Wind Gen. $0 0 $0 0 Wind Gen. $27,000,000 $27,000,000 $27,000,000 $27,000,000 Wind Gen. $30,000,000 $20,000,000 $45,000,000 $45,000,000 Total $139,530,000 $203,530,000 $257,530,000 $287,530,000 Total $168,225,000 $232,225,000 $259,225,000 $259,225,000 Total $165,475,000 $229,475,000 $244,47,000 $244,475,000 Transmission Line Transmission Line Transmission Line Length in Miles 175 175 175 175 Length in Miles 178 175 175 175 Length in Miles 268 205 265 265 T-Line Cost 78,750,000 78,750,000 78,750,000 78,750,000 T-Line Cost 78,750,000 78,750,000 78,750,000 78,780,000 T-Line Cost 119,250,000 119,250,000 150,000 119,280,000 ‘Substations 13,000,000 13,000,000 13,000,000 13,000,000 ‘Substations 3,000,000 13,000,000 13,000,000 13,000,000 ‘Substations 3,000,000 16,000,000 16,000,000 16,000,000 Total 91,750,000 91,750,000 91,780,000 91,750,000 Total 81,780,000 91,780,000 91,780,000 91,750,000 Total 122,280,000 135,280,000 135,250,000 135,250,000 Coal Plant at Bethel tots 04/11/2002 Your Fuel Storage Gallons Bethel RR City Mine Fuel Storage Costs $/Gallon Bethot RR City Mine Fuel Storage Costs Bethel RR City Mine Total Fuel Ol! Storage District Heating Total Capital Costs Operating Reserves, Spare Parts and Contingency at 10% Total Costs: Operating Costs Annual Fue! Requirements Coal Tons #2 Fuel Oll Gallons Bethel RR Clty Mine Syn Gas MMCF Coal Ton #2 Fuel Oli $/Galions Bethel RR City Mine ‘Syn Gas S/MMBTU Cost of Purchased Pwr $/kWh Annual Fuel Costs Coal #2 Fuel Oil Gallons Bethe! RR City Mine Syn Gas Cost of Purchased Pwr Total aM Coal Plant $/kWh Combustion Turbine $kWh Diesel sxWh Wind s/KW. Coal Plant Combustion Turbine Wind T-Line @ $1000/mi Total Waste Heat Sales Offset Total O&M Interest During Constuction 0% 5% 8% Total Capital Cost 0% 5% e% Coal Plant at Bethel 2,006 2011 1,412,080 2,482,015 280,000 250,000 $1.40 $165 $1.40 $1.65 $1.40 $1.05 $1,978,045 $1,078,045 $0 0 $350,000 $350,000 $2,328,045 $2,328,045 $15,000,000 $15. $248,608,045 $312. 5 $24,860,004 $31,260,604 $273,468,649 $343,008,640 123,620 217,438 1,364,632 2,308,462 ° 0 25,728 28.725 “7 7 $1.58 $1.02 7 $2.08 07 $2.15 ° 90.00 $8,202,530 $14,568,333 $2,156,434 $4,605,047 % $0 $45,533 $55,308 # 0 # $0 $10,484,505 $19,226,688 $0.037 90.026 $0,005 $0.006 $25 $20 $6,615,226 $10,805,611 $135,199 $273,113 0 $0 $175,000 $175,000 $0,125,367 $11,343,724 $4,320,000 $26,282,412 0 $0 $13,673,442 $17,103,442 $21,677,508 $27,500,506 $273,466,649 $343,868,649 $287,142,292 $361,062,202 $205,346,357 $371,378,357 2,016 2,020 3,508,646 = 3,671,656 250,000 280,000 $1.90 $2.12 $1.90 $2.12 $1.90 $2.12 $1,078,045 $1,978,045 0 $0 $350,000 $350,000 $2,328,045 $2,328,045 $15,000,000 $15,000,000 $306,608,045 $366,608,045 $36,660,004 $36,600,804 $403,268,849 $403,268,649 315,263 321,064 3,476,243 3,846,709 0 0 25,728 28,725 367 $75 24 $2.73 $2.52 $2.05 $2.62 $3.07 90.00 $0.00 $21,122,617 $24,124,623 $8,134,408 $9,682,680 $0 0 $67,390 $78,075 0 0 $0 $0 $20,324,423 $33,606,478 $0.017 $0.019 $0,007 90.008 $33 $38 $10,329,160 $11,861,616 $457,378 $528,150 # $0 $178,000 $178,000 $10,001,538 $12,861,766 $5,285,000 $6,142,500 $35,020,961 $40,308,745 0 $0 $20,163,442 $20,163,442 $32,261,508 $32,261,508 $403,268,649 $403,268,649 $423,432,202 $423,432,202 $435,530,357 $435,530,357 Your 2,008 2,011 2016 2,020 Fuel Storage Gallons Bethel «887.428 1,087,454 3,073,184 9,148,104 RR City Mine 280,000 280,000 280,000 280,000 Fuel Storage Costs $/Gallon Bethe! $1.40 $1.05 $1.00 $2.12 RR City $1.40 $1.65 $1.00 $212 Mine $1.40 $1.05 $1.00 $2.12 Fuel Storage Costs Bethe! $1,242,300 $1,242,300 $1,242,309 $1,242,300 RR Clty 0 $0 ” $0 Mine —_ $350,000 _ $980,000 $350,000 _ $350,000 Total Fuel OW Storage $1,502,309 $1,502,309 $1,502,309 $1,502,300 District Heating $15,000,000 $15,000,000 $15,000,000 $15,000,000 Total Capital Costs $266,567,309 $340,567,390 $367,567,309 $367,567,300 Operating Reserves, Spare $26,656,740 $34,056,740 $36,756,740 $36,756,740 Parts and Contingency at 10% Total Costs $293,224,139 $374,624,130 $404,324,199 $404,324,130 Operating Costs Annual Fuel Requirements Coal Tons 77.849 171,306 200,102 «278,503 #2 Fuel Oll Galions Bethe! «857,243 1,800,874 2,008,654 3,039,181 RR City 0 ° ° ° Mine 28,725 28,725 28,725 28,725 ‘Syn Gas MMCF Coal $/Ton %7 $07 $67 $75 #2 Fuel Oll $/Gallons Bethe! $1.58 $1.02 $2.34 $2.73 RR City 8.71 $2.08 $2.52 $2.05 Mine 1.77 $2.15 $2.62 $3.07 Syn Gas *MMBTU Cost of Purchased Pwr $/kWh ° $0.00 $0.00 90.00 Annual Fuel Costs Coal $195753.204 $11,481,548 $18,035,631 $20,060,467 #2 Fuel Oll Gallons Bethel $1,354,445 $3,030,478 96,046,651 $8,200,064 RR Clty $0 $0 90 0 Mine = $48,533 $85,308 = $87,309 «$78,075 Syn Gas 0 0 0 0 Cost of Purchased Pwr $0 $0 0 0 Total $6,805,730 $18,167,333 $28,040,881 $20,045,408 8M Coal Plant &*Wh $0.000 $0033 90.017 $0019 Combustion Turbine $/Wh $0,008 $0,008 $0,007 $0.08 Diesel $/kWh Wind #*KW $28 $20 $33 $38 Coal Plant 0 $10,608,002 $8,819,003 $10,001,710 Combustion Turbine «$88,810 $215,028 $301,084 $450,535 Wind $480,000 $822,000 $504,000 $684,000 T-Line @ $1000/mi $178,000 $175,000 $175,000 $175,000 Total $710,810 $11,811,820 $0,070,777 $11,401,248 Waste Heat Sales Offset $1,503,000 $4,320,000 $5,285,000 $6,142,500 Total O&M Interest During Constuction O% 0 $0 % $0 5% $14,661,207 $18,731,207 $20,216,207 $20,216,207 8% $23,457,031 $20,000,031 $32,345,031 $32,345,031 Total Capital Cost 0% $203,224,139 $374,624,139 $404,324,139 $404,324,130 5% $307,085,346 $303,355,346 $424,540,346 $424,540,346 8% $316,682,070 $404,504,070 $436,670,070 $436,670,070 $5,713,540 $22,650,162 $20,764,658 $34,304,151 2013 Yoar 2,006 2.011 2,016 2,020 Fuel Storage Gallons Bethe! 620,043 1,809,060 © 2,722,877 2,798,687 RR City Mine 250,000 (280,000 280,000 250,000 Fuel Storage Costs $/Galion Bethe! $1.40 $1.05 $1.00 $2.12 RR Clty $1.40 $1.65 $1.00 $2.12 Mine $1.40 $1.65 $1.00 $2.12 Fuel Storage Costs Bethe! $1,160,061 $1,100,661 $1,160,661 $1,160,661 RR Cty %0 ” 0 90 Mine $350,000 $350,000 $350,000 $350,000 Total Fue! Oll Storage $1,510,661 $1,510,661 $1,510,661 $1,510,061 District Heating $18,000,000 Total Capital Costs $304,235,661 Operating Reserves, Spare $30,423,566 $36,123,566 $30,623,566 $30,623,508 Parts and Contingency at 10% Total Costs $34,650,227 $410,350,227 $435,859,227 $435,650,227 Operating Costs Annual Fuel Requirements Coal Tons 72490 108,247 «238,477 244,670 #2 Fuel Ol Gations Bethel «800,845 1,834,475 2,680,282 2,700,780 RR City 0 0 ° 0 Mine 25,725 28,725 25,728 28,725 ‘Syn Gas MMCF Coal $/Ton $67 “7 $07 $75 #2 Fuel Oil $/Gallons Bethel $1.58 $1.02 $2.34 $2.73 RR City sit $2.08 $2.52 $2.95 Mine 81.77 $2.15 $2.62 $3.07 Syn Gas /MMBTU Cost of Purchased Pwr kWh ° 90.00 $0.00 90.00 ‘Annual Fuel Costs Coal 4852777.133 $11,138,571 $15,077,074 $16,365,605 #2 Fuel Oli Gallons Bethel $1,285,395 $3,622,102 $8,154,814 $7,373,184 RR Clty 0 0 ~” $0 Mine $45,533 985,908 = $67,300 $78,078 ‘Syn Gas 90 J $0 9 Cost of Purchased Pwr $0 % 0 $0 Total $6,163,644 $14,716,071 $22,200,187 $25,818,024 0am Coal Plant $xWh $0,000 90.033 90.017 0.019 ‘Combustion Turbine $/kWh $0,005 $9. $0.007 $0,008 Diesel SxWh Wind SKW $25 $20 $33 $38 Coal Plant © $10,873,330 $7,813,381 $8,067,000 Combustion Turbine $80,320 $208,574 $346,888 $400,702 Wind $500,000 $880,000 $990,000 $1,140,000 T-Line @ $1000/mi $285,000 $285,000 $288,000 $288,000 Total «$845,320 $11,627,004 $0,418,260 $10,772,602 Waste Heat Sales Offset $1,503,000 $4,320,000 $5,285,000 $6,142,500 Total O&M $5,415,073 $22,023,075 $26,350,455 $30,448,325 Interest During Constuction O% » %0 90 % 5% $16,732,061 $20,067,061 $21,792,061 $21,782,061 6% $26,772,738 $33,548,736 $34,868,738 $34,868,738 Total Capital Cost 0% $334,650,227 $419,350,227 $435,650,227 $435,659.27 5% $351,302,168 $440,327,186 $457,652,188 $457,652,168 8% $361,431,065 $452,007,065 $470,727,065 $470,727,965 04/11/2002 Yoar Amortized Capital Costs 15 Year Financing 0% % 8% Capital Cost Sk Wnh 0% 5% 8% O&M SkWh Total Cost kWh O% 6 8% 20 Year Financing 0% cd 8% Capital Cost $kWh O% 5% om 08M $kWh Total Cost kWh 0% 5% 8% 30 Year Financing 0% 5% 8% Capital Cost #Wh o% 5% oo 08M SkWh Total Cost $kWh Coal Piant at Bethel $18,231,257 $27,063,045 $34,505,180 90.060 90.104 $0.130 90.068 $0.137 $0.172 90.198 $13,673,442 $23,041,040 $30,061,679 90.052 90.087 90.113 90.119 90.155 90.181 $0,115,628 $18,670,018 $20,234,859 9.0%4 90.070 90.099 90.068 $0.102 90.138 $0.167 2011 $22,924,590 $34,785,567 $43,387,064 90.051 $0078 $0097 $0059 90.110 90.137 90.156 $17,193,442 $26,072,572 ‘$37,825,708 90.039 90.085 90.085 390.007 $0.124 90.144 911,462,205 $23,487,620 $32,988,586 90.026 90.053 90.074 $0050 90.084 90.111 90.133 2016 $26,884,500 $40,704,436 $50,882,813 $0044 $0,067 $0.081 $0 056 $0 100 $0123 $0137 $20,163,442 $33,077,303 $44,350,729 90.033 $0.086 90.073 30.089 90.111 90.128 $13,442,205 $27,544,678 $38,687,044 90.078 $0.10 90.119 $26,884,500 $40,704,436 $50,882,613 $0 042 $0 084 $0079 $0063 $0 105 $0128 $0 142 $20,163,442 $33,977,303 $44,359,720 $0.031 $0053 90.000 90.004 90.116 90.132 $13,442,205 $27,544,878 $38,087,044 $0.021 90.043, $0.080 88 33? Year Amortized Capital Costs 15 Year Financing O% 5% 8% Capital Cost $kWh 0% 5% 8% O&M Sawn Total Cost SkWh 0% s% 8% 20 Year Financing 0% 5% 8% Capital Cost $kWh o% ” % 8M SkWh Total Cost $/kWh O% 5% % 30 Year Financing O% 5% *% Capital Cost $/kWh_ om 08M SkWh Total Cost $/kWh 2011 910,548,276 $24,974,043 $20,062,379 $37,600,754 $47,268,541 $36,997,622 $0074 $0112 $0130 $0022 90.095 90.133 $0.161 $14,661,207 $24,705,517 $32,254,768 90.055 $0.093 90.122 $0.022 90.077 90.115 90.143 $0,774,138 $20,028,384 $28,130,085 90.037 90.075 30.108 9.097 90.128 $0056 $0 085 $0108 $0051 $0.107 90.136 90.157 $18,731,207 $31,863,651 $41,208,800 90.042 90.071 90.002 $0.081 90.003 $0.121 90.143 912,487,471 $25,588,330 $35,030,053 303 90.028 90.057 90.081 90.081 90.079 90.108 90.131 2016 $28,054,043 $40,001,188 $51,015,066 $0044 $0067 $0081 $0047 $0 092 $0.114 $0.129 $20,216,207 $34,006,216 944,475,011 90.033 90.056 90.073 90.047 90.080 90.103 90.120 $13,477,471 $27,616,050 $38,786,282 9.022 1.045 90.004 90.047 90.060 90.003 90.111 $26,054,043 $40,001,188 $51,015,066 90.042 $0084 $0,080 $0.053 90.095 90.117 $0.133 $20,216,207 $34,006,216 $44,475,811 90.032 $0.053 90.089 0.085 $0.107 $0.123 $13,477,471 $27,616,059 $38,786,282 90.021 90.043 30.060 90.053 30.074 $0.007 80.114 Year 15 Year Financing 0% 5% 6% Capital Cost $/kWh 0% % O&M SkWh Total Cost $Wh 20 Year Financing 0% % % Capital Cost $kWh % % % 8M SkWh Total Cost kWh 0% 5% 8% 30 Year Financing O% 5% o% Capital Cost $/kWnh O% & o% O&M $kWh Total Cost $/kWh 0% 5% % $22,310,615 $33,853,027 $42,225,032 90.084 90.128 30.159 90.148 90.180 $16,732,061 $0.020 90.083 90.127 90.150 $11,155,308 $22,850,568 $32,105,074 90.042 0.086 90.121 90.107 90.141 2011 $27,057,282 ($42,422,120 $52,013,031 90.063 90.005 90.119 90.112 90.144 90.168 $20,967,061 $35,332,003 $46,129,677 90.047 90.079 90.103 $0.006 90.128 90.153 913,078,641 $20,043,015 $40,230,652 90.031 1.004 ‘90.090 90.049 90.081 90.113 90.139 $29,057,282 $44,001,250 $54,004,034 90.048 90.072 90.088 90.042 0.090 90.114 90.120 $21,702,061 $96,723,198 $47,044,683 90.036 $0,060 $0.079 90.042 90.078 90.102 90.120 $14,528,641 $29,770,032 $41,813,557 90.024 1.0400 90.068 90.042 90.006 90.001 $0.110 $20,057,282 $44,091,250 954,004,034 90.047 $0.003 90.116 90.133 $21,792,901 $96,723,196 $47,044,683 $0.04 90087 $0.078 0.047 90.081 90.105 90.122 $14,528,641 $20,770,932 $41,813,587 90.023 $0 046 90.065 90.047 90.070 90.004 90.113 04/11/2002 Donlin Creek Mine Alternatives Bethel + Mine Generation Fuel inflation Factor . 4.00% General inflation Factor = 3.00% Discount Rate . 3.50% Scenario 1-No Wind Generation ‘Scenario 2 which includes 18 MW Wind Generation Scenario 3 which includes 30 MW Wind Generation Year 2006 2011 2016 2020 Year 2008 2011 2016 2020 Year 2006 2011 2016 2020 Power Requirements Power Requirements Power Requirements: KWs KWs KWs Donlin Gold Mine 20,000 40,000 60,000 60,000 Donlin Gold Mine 20,000 40,000 60,000 60,000 Donlin Gold Mine 20,000 40,000 60,000 60,000 Villages 11,452 13,128 14,883 16,345 Villages 14,683 16,345 Villages 11,452 13,128 14,683 16,345 Bethel 6.540 0646 11,238 12,410 Bethe! 11,238 12,410 Bethe! 6,549 9.848 11,238 12,410 Total KW 40,001 62,072 06,117 88,756 Total KW 40,001 x 86,117 88,756 Total KW 40,001 02,972 06,117 08,756 KWHs KWHs KWHs Donlin Gold Mine 166,440,000 332,880,000 499,320,000 499,320,000 Dontin Gold Mine 168,440,000 332,880,000 499,320,000 499,320,000 Donlin Gold Mine 166,440,000 332,880,000 469,320,000 499,320,000 Villages § 50,160,090 57,488,506 65,186,280 71,502,060 Villages 50,160,000 57,488,596 65,186,280 71,592,069 Villages 50,160,000 57,488,508 65,186,280 71,892,089 Bethel 48,676,141 6.085.272 63,060,009 70,664,781 Bethel 48,676,141 86,065,272 63,009,000 70,664,781 Bethel 48,676,141 $6,085,272 63,989,000 70,664,781 T-Line losses © 10,746,078 47,187,878 47,795,213 T-Line losses © «19,748,078 47,187,878 47,795,213 ‘T-Line losses © = 10,746,078 47,187,878 47,795,213 Total 265,277,131 466,179,048 675,664,087 689,372,063 Total 285,277,131 488,170,048 675,664,067 689,372,063 Total 285,277,131 466,179,046 675,684,067 689,372,063 Generation Capacity KWs Generation Capacity KWs Generation Capacity KWs CFB Coal Plant 60,000 60,000 00,000 CFB Coal Plant 40,000 40,000 40,000 CFB Coal Plant 40,000 40,000 40,000 20,000 20,000 20,000 20,000 10,000 10,000 ° 0 0 ‘Combustion Turbine ‘Combustion Turbine ‘Combustion Turbine Bethel 20,000 20,000 20,000 20,000 Bethel 20,000 20,000 20,000 20,000 Bethel 20,000 20,000 20,000 20,000 ° ° o ° ° ° Mine 30,000 30,000 30,000 30,000 Mine 30,000 30,000 30,000 30,000 Mine 30,000 30,000 30,000 30,000 Wind Generation ° o ° ° Wind Generation 4,500 18,000 18,000 18,000 Wind Generation 6,000 20,000 30,000 30,000 Total Capacity in KWs $0,000 110,000 130,000 130,000 Total Capacity in KWs 54,500 108,000 128,000 128,000 Total Capacity in KWs 56,000 110,000 130,000 130,000 Generation KWHs. Generation KWHS Generation KWHs: Coal Plant 0 419,061,052 607,597,600 619,934,857 Coal Plant © 330,200,752 518,805,460 $31,142,657 Coal Plant © 320,403,952 459,610,660 471,047,657 ‘Combustion Turbine Combustion Turbine ‘Combustion Turbine Bethe! 096,837,131 46,617,005 67,566,407 68,937,206 Bethel 74,172,631 36,752,198 $7,700,607 $0,071,408 Bethel 65,051,131 38,655,005 $1,123,407 $2,494,206 RR City RR City RR City Mine 166,440,000 500,000 500,000 $00,000 Mine 166,440,000 $00,000 500,000 $00,000 Mine 166,440,000 500,000 $00,000 ‘500,000 Purchased Power ° ° ° ° Purchased Power 0 ° o ° Purchased Power ° ° o ° ‘Wind Gen ° ° © ° Wind Gen 24,684,500 98,658,000 98,658,000 98,658,000 Wind Gen 32,886,000 109,620,000 164,430,000 164,430,000 Plant CosvKW Plant CosvKW Plant CosvKW Coal Plant *” $3,200 $2,700 $2,700 Coal Plant 80 $3,200 $2,700 $2,700 Coal Plant * $3,200 $2,700 $2,700 ‘Combustion Turbine Combustion Turbine ‘Combustion Turbine Bethel $775 $890 $1,020 $1,020 Bethe! $778 $800 $1,020 $1,020 Bethe! $775 ‘$890 $1,020 $1,020 Mine $775 $800 $1,020 $1,020 Mine $778 se00 $1,020 $1,020 Mine 8775 $890 $1,020 $1,020 Wind Gen. $1,500 $1,500 $1,500 $1,500 ‘Wind Gen. $1,500 $1,500 $1,500 $1,500 Wind Gen. $1,500 $1,500 $1,500 $1,500 T-Line per Mile $480 000 $520,000 $520,000 $520,000 ‘T-Line per Mile $450,000 $820,000 $520,000 $520,000 T-Line per Mile $450,000 $520,000 $520,000 $520,000 Capital Cost ($1000) ‘Capital Cost ($1000) Capital Cost ($1000) Generation Generation Generation Coal Plant $0 $192,000,000 $246,000,000 $246,000,000 Coal Plant $0 $128,000,000 $182,000,000 $182,000,000 Coal Plant $0 $128,000,000 $15,000,000 $155,000,000 ‘Combustion Turbine ‘Combustion Turbine Combustion Turbine Bethe! $15,500,000 $15,500,000 $15,500,000 $15,500,000 Bethel $15,500,000 $15,800,000 $18,500,000 $15,800,000 Bethel $15,500,000 $15,800,000 $15,800,000 $15,500,000 Mine $23,280,000 $23,250,000 $23,250,000 $23,250,000 Mine $23,250,000 $23,250,000 $23,250,000 $23,250,000 Mine $23,250,000 $23,250,000 $23,250,000 $23,250,000 ‘Wind Gen. $0 0 $0 $0 Wind Gen. $8,750,000 + $27,000,000 $27,000,000 $27,000,000 Wind Gen. $9,000,000 $30,000,000 $45,000,000 $45,000,000 Total $38,780,000 $230,780,000 $284,780,000 $284,750,000 Total $45,500,000 $103.750,000 $247,750,000 $247,750,000 Total $47,750,000 $198,750,000 $238,750,000 $238,750,000 ‘Transmission Line Transmission Line Transmission Line Length in Miles. o 175 178 175 Length in Miles: ° 178 178 175 Length in Miles: ° 285 285 205 T-Line Cost © 91,000,000 91,000,000 91,000,000 T-Line Cost 0 000,000 91,000,000 91,000,000 T-Line Cost © 137,800,000 137,800,000 137,800,000 Substations 3,000,000 13,000,000 13,000,000 13,000,000 ‘Substations 3,000,000 13,000,000 13,000,000 13,000,000 ‘Substations 3,000,000 16,000,000 16,000,000 16,000,000 Total 3,000,000 104,000,000 104,000,000 104,000,000 Total 3,000,000 104,000,000 104,000,000 104,000,000 Total 3,000,000 183,800,000 153,800,000 153,800,000 Bethel + Mine Generation 1013 04/1 172002 Year Fuel Storage Gallons Bethel RR City Mine Fuel Storage Costs $/Galion Bethe! AR City Mine Fuel Storage Costs Bethe! RR City Mine Total Fuel Oil Storage District Heating Total Capital Costs Operating Reserves, Spare Parts and Contingency at 10% Total Costs Operating Costs Annual Fuel Requirements Coal Tons #2 Fuel Olt Gallons Bethe! RR Clty Mine Syn Gas MMCF Coal $Ton #2 Fuel Oil Gallons Bethe! RR City Mine Syn Gas SMMBTU Cost of Purchased Pwr $/kWh Annual Fuel Costs Coal #2 Fuel Olt Gallons Bethe! RR City Mine ‘Syn Gas Cost of Purchased Pwr Total O&M Coal Plant $/kWh ‘Combustion Turbine $/kWh Diesel $kWh Wind sKW ‘Coal Plant ‘Combustion Turbine Wing T-Line @ $1000/mi Total Waste Heat Sales Offset Total O&M Interest During Constuction 0% 5% Year Amortized Capital Costs 15 Year Financing 2,008 2,011 3,813,824 3,813,824 6.422.413 6,422,413 $1.40 $165 $140 $165 $1.40 $165 $5,330,354 $5,330,354 $0 $0 $8,001,378 $8,901.378 $14,330,732 $14,330,732 $7,800,000 $15,000,000 $83,580,732 $364,080.732 $6,358,073 $36,408,073 $69,038,805 $400,488,605 ° 217,438 5,088,009 = 2,398,462 ° ° 0,563,217 25,725 $67 67 $1.58 $1.71 $1.77 0 0 $14,508,333 $8,034,456 $4,605,047 0 $0 $15,156,005 $55,308 90 0 $0 $0 $23,191,351 $10,228,688 $0,000 90.033 $0,005 $0,008 ‘$25 $20 © $13,820,044 $1,326,386 © $273,113 » » $0 _ $175,000 $1,326,386 $14,277,158 $798,500 $4,320,000 $23,721,237 $20,185,846 so 0 $3,496,040 $20,024,440 $5,505,104 $32,039,104 $09,938,805 $400,488,805 $73,435,745 $420,513,245 $75,833,910 $432,$27,010 2000 2011 2,016 2,020 3,813,624 3,613,824 6.422.413 6,422,413 $1.90 $212 $1.90 $2.12 $1.90 $212 $5,330,354 $5,330,354 90 $0 $8,091,378 $8,901,378 $14,330,732 $14,330,732 $15,000,000 $15,000,000 $418,080,732 $418,080,732 $41,808,073 $41,808,073 $459,888,005 $450,688,605 315,263 321,004 3.476.243 3,546,760 oO ° 25,725 (25,725 7 75 $2.4 $2.73 $2.52 $2.95 $2.62 $3.07 $0.00 $0.00 $21,122,617 $24,124,623 $8,134,408 $9,682,680 % 0 $87,300 $76,075 0 $0 % $0 $20,324,423 $33,806,478 90.017 $0019 $0.007 $0,008 $33 $38 $10,320,160 $11,778,762 $457,378 $525,150 0 % $175,000 ‘$175,000 $10,961,538 $12,478,012 $5,265,000 $8,142,500 $35,020,061 $40,222,601 $0 $0 $96,791,104 $36,791,104 $450,888,605 $459,688.805 2018 2020 0% $4,662,587 $26,699,254 $30,650,254 $30,650,254 Bethel + Mine Generation Year 2,008 Fuel Storage Gallons Bethe RR City Mine 6,422,413 Fuel Storage Costs $/Gallon Bethe! $1.40 RR Clty $1.40 Mine $1.40 Fue! Storage Costs Bethel $4,008,035 RR Clty $0 Mine $8,991,378 Total Fuel Oll Storage $12,908,313 District Heating _ $7,500,000 Total Capital Costs $68,908,313 Operating Reserves, Spare $8,600,831 Parts and Contingency at 10% Total Costs $75,808,144 Operating Costs Annual Fuel Requirements Coal Tons ° #2 Fuel Oil Gallons Bethel 3,816,128 RR City ° Mine 8,563,217 ‘Syn Gas MMCF Coal $/Ton $67 #2 Fuel Olt Gallons Bethel $1.58 RR City $1.71 Mine $1.77 Syn Gas $MMBTU Cost of Purchased Pwr $/kWh 0 ‘Annual Fuel Costs Coal ° #2 Fuel Ol Galions Bethel $6,029,482 RR Clty 0 Mine $15,158,895 ‘Syn Gas % Cost of Purchased Pwr %0 Total $21,106,377 O&M Coal Plant kWh $0,000 Combustion Turbine $kWh —--$0.005 Diese! Skwh Wind s/KW. $25 Coal Plant ° ‘Combustion Turbine $1,203,063 Wind $112,500 ‘T-Line @ $1000/mi $0 Total $1,318,563 Waste Heat Sales Offset $798,500 Total O&M $21,705,440 Interest Ouring Constuction 0% $0 8% $3,704,007 8% © $6,071,852 Total Capital Cost 0% $75,808,144 5% $79,603,051 8% $81,000,096 Year 2000 Amortized Capital Costs 1 Year Financing 2,011 2018 2,862,006 2,862,008 6.422.413 6,422,413 $1.65 $1.00 $1.65 $1.00 $1.65 $1.00 $4,008,035 $4,008,035 0 $0 $8,901,378 $8,901,378 $12,098,313 $12,998,313 $15,000,000 $15,000,000 $325,748,313 $379,748,313 $32,574,631 $37,974,831 $358,323,144 $417,723,144 171,368 200,102 1,800,874 = 2,988,654 o ° 25,725 (25,725 “7 67 $1.02 $2.34 $2.08 $2.52 $2.15 $2.62 $0.00 $0.00 $11,481,548 $18,035,831 93,630.4 96,046,651 $0 ” $55,308 967,309 ” 0 0 $0 $16,167,333 $25,040,681 90.033 90.017 0.008 0.007 $20 $33 $10,808,002 $8,819,603 $215,028 © $301,084 $594,000 $175,000 917,016,187 $28,005,652 $20,886,157 $33,417,052 $358,323,144 $417,723,144 $376,230,301 $438,609,301 $386,088,906 $451,140,096 2011 2016 2,020 2,862,096 6,422,413 $4,006,935 $0 $8,001,378 $12,096,313 $15,000,000 $379,748,313 $37,974,631 $417,723,144 275,593 3,030,181 ° 28,725 375 $2.73 $2.95 $3.07 $0.00 $20,000,467 98,208,064 *” $76,075 $0 $0 $29,045,408 90.019 90.008 338 $10,091,710 $450,535 9884,000 $175,000 $11,401,248 96,142,500 $34,304,151 0 $20,686,157 $33,417,652 $417,723,144 $438,609,301 $451, 140,096 2020 0% $5,059,876 $23,888,210 $27,848,210 $27,848,210 201d Year 2,008 Fuel Storage Gallons Bethel 2,544,853 RR City Mine 6,422,413 Fuel Storage Costs $/Gallon Bathel $1.40 RR City $1.40 Mine $1.40 Fuel Storage Costs Bethel $3,562,705 RR Clty $0 Mine $8,001,378 Total Fuel Oil Storage $12,554,173 District Heating $7,500,000 Total Capital Costs $70,804,173 Operating Reserves, Spare $7,080,417 Parts and Contingency at 10% Total Costs $77,884,500 Operating Costs Annual Fuel Requirements Coal Tons: ° #2 Fuel Oil Gallons Bethel 3,303,138 RR City ° Mine 6,563,217 ‘Syn Gas MMCF Coal $/Ton $07 #2 Fue! Oil $/Galions Bethe! $1.58 RR City $1.71 Mine s1.77 ‘Syn Gas §/MMBTU Cost of Purchased Pwr $/kWh ° ‘Annual Fuel Costs Coal ° #2 Fuel Olt Gallons Bethel $5,361,158 RR Clty 0 Mine $15,156,095 Syn Gas %0 Cost of Purchased Pwr %0 Total $20,516,053 aM Coal Plant SkWh $0,000 ‘Combustion Turbine $kWh $0,005 Diesel Sxwh Wind KW $25 Coal Plant 0 Combustion Turbine $1,161,056 Wind $180,000 ‘T-Line @ $1000/mi %0 Total $1,311,056 Waste Heat Sales Offset $796,500 Total O&M $21,033,508 Interest During Constuction 0% 0 5% $3,004,230 8% $6,230,767 Total Capital Cost 0% $77,884,500 5% $81,778,620 0% $24,118,358 Year 2000 Amortized Capital Costs 15 Year Financing 2,011 2,544,853 6.422.413 $1.65 $1.05 $1.65 $3,562,795 0 $8,091,378 $12,554,173 $15,000,000 $378,104,173 $37,810,417 $415,014,500 108,247 1,834,475 ° 25.728 “7 $1.02 $2.08 $2.15 $11,138,571 $3,522,192 *” $55,308 $0 0 $14,716,071 $0.033 $0.006 $20 $10,573,330 $209,574 $580,000 $285,000 $11,627,004 $4,320,000 $22,023,975 » $20,795,730 $33,273,167 $415,914,590 $436,710,320 $440,187,788 2011 2,016 2,020 2,544,853 2,544,853 6,422,413 6,422,413 $1.00 $2.12 $1.90 $2.12 $1.90 $2.12 $3,562,705 $3,562,705 0 0 $8,001,378 $8,901,378 $12,554,173 $12,554,173 $15,000,000 $15,000,000 $420,104,173 $420,104,173 $42,010,417 $42,010,417 $462,114,500 $462,114,500 238477 (244,879 2,630,262 2,700,780 ° ° 28,725 25,725 $07 $75 $2.34 $2.73 $2.52 $2.05 $2.62 $3.07 $0.00 $0.00 $15,077,974 $18,365,805, $8,154,814 $7,373,154 %0 #0 $67,309 $78,975 0 0 $0 0 $22,200,187 $25,818,024 $0.017 $0.019 90.007 $0,008 $33 $38 $7,813,381 $8,067,009 $346,088 $400,792 $990,000 $1,140,000 $285,000 $285,000 90,415,260 $10,772,802 $5,285,000 $8,142,500 $26,350,455 $30,448,325 % $0 $23,108,730 $23,105,730 $36,000,167 $36,000,167 $462,114,590 $462,114,500 $485,220,320 $485,220,320 $409,083,758 $499,083,758 0% $5,102,908 $27,727,639 $30,807,630 $30,807,639 04/11/2002 5% $7,074,068 $40,513,208 $46,522,077 $46,522,077 8% $8,624,502 $50,532,039 $58,028,688 $58,026,888 Capital Cost $kWh O% 5% % O&M $kWh ‘Total Cost kWh O% * o% 20 Year Financing 0% % 8% Capital Cost $kWh 0% 5% 8% 8M SxWh Total Cost $/kWn_ o% % om 30 Year Financing o% 5% o% Capital Cost $Wh o% % 8% O&M kWh Total Cost $/kWh o% * om Bethel + Mine Generation $0018 90.027 90.033 $0.107 90.116 90.123 $3,496,940 $5,802,674 $7,093,206 $0.013 90.022 0.029 0.089 $0.103 90.112 $0.118 $2,331,204 $4,777,101 $6,709,483 30.009 $0.018 $0.025 $0.107 90.115 90.080 90.091 $0.113 90.125 90.1568 90.179 $20,024,440 $33,743,071 $44,053,023 90.045 90.076 30.099 90.110 90.141 90.104 $13,340,627 $27,354,600 $38,420,344 90.030 90.061 $0,086 90.127 90.151 $0050 90.076 90.092 90.056 90.108 $0.132 90.148 $22,094,440 $38,747,801 $50,587,046 90.038 90.063 90.083 90.056 90.003 $0119 90.139 $15,320,627 $31,412,248 $44,118,802 90.025 90.051 90.072 90.056 $0.08 $0.107 90.128 $0.048 90.073 90.090 90.110 90.135 90.153 $22,994,440 $38,747,801 $50,587,046 $0.036 $0,060 30.070 90.063 $15,320,627 $31,412,248 $44,118,802 90.024 90.049 $0.000 90.063 $0.087 90.112 $0.131 * % Capital Cost skWh O% % % O&M SkWh Total Cost Wh o% 5% ~ 20 Year Financing O% Capital Cost kWh O% O&M SkWh Total Cost #kWh o% 5% om 30 Year Financing O% Capital Cost $/kWh o% O&M SkWh ‘Total Cost $/kWh om * o% $7:977,611 90,576,517 90.010 1.020 0.0396 $0.10 $0.11 90.118 $3,794,007 96,304,777 $8,348,625 $0.014 $0.024 90.031 90.096 90.108 90.113 $2,529,038 $5,184,147 $7,281,184 90.010 90.020 90.027 0.082 90.001 90.101 90.109 $96,247,755 $42,256,623 $42,256,623 $45,211,748 $52,708,607 90.054 $0.081 90.101 90.051 90.104 90.132 90.152 $17,916,157 $30,190,415 $30,415,684 90.040 90.068 30.088 $0.051 90.001 90.118 90.139 $11,044,105 $24,474,006 $34,375,239 Sof 90.027 90.055, 90.077 $0.081 90.078 0.046 90.060 90.084 90.047 90.083 90.117 90.131 $20,886,157 $35,105,145 $45,049,707 90.034 90.058 90.075, 90.047 90.082 90.105 90.123 $13,024,105 $28,532,164 $40,073,007 $0.023 90.047 90.086 90.047 #070 1.004 90.113 $52,706,507 90.043 90.006 90.082 90.083 90.007 90.119 90.136 $20,886,157 $35,195,145 $45,949,707 $0.033 $0.055 $0.072 90.053 30.086 90.108 90.125 913,024,105 $28,532,164 $40,073,607 90.022 90.044 90.062 90.053 90.075 $0.008 90.116 $% $7,678,759 $42,073,671 8% $0,627,159 $52,478,401 Capital Cost S*kWh O% 5% % O&M S/kWh Total Cost $/KWh o% 20 Year Financing O% * 8% Capital Cost $Wh o% ” o% O&M S/kWh Total Cost $KWh O% 5% 30 Year Financing 0% 5% 8% Capital Cost $/kWh O% 5% o% O&M $kWh Total Cost $Wh 0% 5% 8% $020 90.030 90.037 90.079 $0.09 90.109 $0.16 $3.604.230 96,562,144 $8,967,335 $0004 90.104 90.112 $2,596,153 $5,310,630 $7,471,751 $0.079 90.089 0.000 90.107 90.062 90.004 90.118 woe 90.111 90.144 90.167 $20,705,730 $35,042,766 $45,750,765 90.047 0.078 90.102 90.006 $0.128 90.152 $13,063,620 $28,408,633 $39,000,196 90.031 90.064 90.089 80.113 90.130 $46,747,236 $56,307,728 $0,050 $0.077 $0,003 90.042 90 092 90.119 90.135 $23,105,730 $38,035,334 $50,832,783 90.038 90.064 90.083 90.042 $0 080 90.108 90.125 $15,403,620 $31,564,278 $44,332,329 90.025 90.082 90.073 90.042 90.087 30.004 90.115 46,747,296 $58,307,728 90.048 90.073 90.001 90.047 90.005 90.120 90.198 $23,105,730 $38,095,334 $50,832,783 90.036 90.061 90.079 90.047 90.083 90.108 90.127 $15,403,620 $31,564,278 $44,332,329 90.024 0.049 90.060 90.047 0.071 90.097 90.117 04/11/2002 Fuel Inflation Factor . General inflation Factor == Discount Rate . Wind Generation Total Capacity in KWs Generation KWHs Coal Plant Combustion Turbine Bethe! RR Clty Mine Purchased Power ‘Wind Gen Plant CosuKW Coal Plant Combustion Turbine Bethel Mine Wind Gen. T-Line per Mile Capital Cost ($1000) Generation Coal Plant Combustion Turbine Bethel Mine Wind Gen. Total ‘Transmission Line Length in Miles T-Line Cost Substations Total Donlin Creek Mine Alternatives 4.00% 300% 3.50% 20,000 11,482 6,549 40,001 186,440,000 $0,160,000 48,878,141 0 205,277,131 3,000 53,000 264,777,131 $00,000 $775 $575 $480,000 ” $38,750,000 $0 $38,750,000 175 Combustion Turbine Plant at Bethel Syn Ges Fired 2011 2016 2020 60,000 16,345 12,410 88,756 499,320,000 71,592,069 085. 70,664,781 19,748,078 47,705,213 408,179,046 675,664,067 680,372,083 0,000 50,000 $0,000 25,000 25,000 25,000 25,000 25,000 3,000 3,000 3,000 78,000 103,000 103,000 ° ° ° 405,670,046 678,164,087 688,872,063, 500,000 $00,000 500,000 0 0 0 0 0 0 0 0 ° $890 $1,020 $1,020 $060 $760 $700 $450,000 $450,000 $480,000 0 0 *” $61,000,000 $86,500,000 $86,500,000 0 $0 LJ $61,000,000 $86,500,000 $86,500,000 175 178 178 $78,750,000 $78,750,000 $78,750,000 $78,750,000 $13,000,000 $01,750,000 $13,000,000 $13,000,000 $13,000,000 $91,750,000 $91,750,000 $91,750,000 Year Power Requirements Dontin Gokd Mine Bethe! Total KW Dontin Gold Mine Bethe! T-Line losses Total Generation Capacity KWs CFB Coal Plant Combustion Turbine Bethe! Wind Generation Total Capacity in KWs Combustion Turbine T-Line per Mile Capital Cost ($1000) Coal Plant Combustion Turbine Wind Gen. Total ‘Transmission Line Length in Mites: T-Line Cost ‘Substations Total 2008 2011 20,000 40,000 ° ° ° 0 20,000 40,000 186,440,000 332,880,000 ° ° ° ° 302,747 302,747 106,742,747 333,182,747 o ° ° ° 30,000 30,000 30,000 ° 30,000 60,000 ° ° ° 0 ° ° 106,742,747 333,182,747 ° 0 0 ‘$800 775 $890 $450,000 » $775 $450,000 *” $23,250,000 $49,950,000 $23,250,000 $49,950,000 ° ° 2 »” $1,500,000 $1,500,000 $1,500,000 $1,500,000 1of3 60,000 oO ° 60,000 499,320,000 ° ° 302,747 490,622,747 80,000 ° 0 0 (409,622,747 0 $1,020 $1,020 $70,350,000 $70,350,000 ° so $1,500,000 $1,500,000 Combustion Turbine Plant Mine Site-Oll Fired 2020 60,000 0 o 60,000 499,320,000 ° ° 302,747 499,622,747 30,000 30,000 20,000 0 499,622,747 0 $1,020 $1,020 $70,350,000 $70,350,000 o » $1,$00,000 ‘$1,500,000 Year Fuel Storage Gallons Bethel RR City Mine Fual Storage Costs $/Gallon Bethe! RR City Mine Fuel Storage Costs Bethel RR City Mine Total Fuel Olt Storage District Heating Total Capital Costs Operating Reserves, Spare Parts and Contingency at 10% Total Costs Operating Costs Annual Fuel Requirements Coal Tons #2 Fuel Oil Gallons Bethel RR City Mine Syn Gas MMCF Coal $/Ton #2 Fuel Oll $/Gallons Bethel RR City Mine Syn Gas SMMBTU Cost of Purchased Pwr $/kWh Annual Fuel Costs Coal #2 Fuel Of Gallons Bethel RR Clly Mine ‘Syn Gas Cost of Purchased Pwr Total O&M Coal Plant $kWh Combustion Turbine $/kWh Diesel $kWh Wind SKW Coal Plant Combustion Turbine Wind T-Line @ $1000/mi Total Waste Heal Sales Offset Total O&M Interest During Constuction 0% 5% o% Total Capital Cost 0% % o% Generation ANernatives: 10,216,044 ° 250,000 $1.40 $1.40 $1.40 0 $14,303,721 0 $350,000 $14,653,721 ‘$7,500,000 $138,350,000 $13,835,000 $12,185,000 13,622,502 28,725 “7 $1.58 $1.71 $1.77 $21,523,605 $45,533 $21,860,227 $0 ° $1,326,386 0 $175,000 $1,501,386 $1,777,500 $21,203,113 $0 $7,609,250 $12,174,800 $152,185,000 $159,704,250 $164,356,800 2011 2018 17,980,172 26,052,526 0 0 250,000 250,000 $165 $1.90 $1.65 $190 $1.65 $1.90 $0 $0 $27,004,808 $42,453,271 % $0 $350,000 $350,000 $27,444,898 $42,803,271 $7,800,000 $7,500,000 $160,600,000 $16,080,000 $18,610,000 $176,680,000 0 ° 23,958,008 34,736,702 ° ° 25,725 28,725 67 $07 $1.92 $2.34 $2.08 $2.52 $2.15 $2.62 90.00 90.00 % 0 $46,001,060 $81,283,863 $0 $0 $55,308 967,390 $0 $0 $0 $0 $40,056,386 $81,351,281 90.033 90.017 90.008 90.007 $0 %0 % ” $2,702,182 $4,540,180 0 0 $175,000 $175,000 $2,677,152 $4,715,180 $2,160,000 $2,632,500 $46,773,540 $83,433,061 $0 $0 $8,833,000 $10,235,500 $14,132,800 $16,376,600 $176,660,000 $204,710,000 $185,493,000 $214,045,500 $190,792,800 $221,086,600 2020 26,581,476 oO 250,000 $212 $212 $212 $0 $43,574 645 $0 $350,000 $43,024,645 $7,500,000 $186,100,000 $186, 100,000 $18,610,000 '$204,710,000 $24,710,000 35,441,068 25,725 $204,710,000 $214,048,500 $21,006,800 Year Fuel Storage Gallons Bethe! RR Clty Mine Fuel Storage Costs $/Galion Bethe! RR City Mine Fuel Storage Costs Bethe! RR City Mine Total Fuel Oil Storage District Heating Total Capital Costs Operating Reserves, Spare 2008 o 6,434,095 $1.40 $1.40 $1.40 0 $0 2011 ° 12,056,508 #1 $1.65 $0 so $9,007,733 $19,604,715 $0,007,733 $19,604,715 $33,757,733 $71,054,715 $3,375,773 $7,105,471 Parts and Contingency at 10% Total Costs $37,133,508 $78,160,166 Operating Costs Annual Fuel Requirements Coal Tons ° ° #2 Fuel Oll Gallons Bethe! ° ° RR City ° ° Mine 6,578,704 17,142,011 Syn Gas MMCF Coal Ton $0.00 $0.00 #2 Fuel Ol $/Galions Bethel $1.58 $1.02 RR City $171 $2.08 Mine $1.77 $2.15 Syn Gas /MMBTU Cost of Purchased Pwr kWh $0,000 $0,000 Annual Fuel Costs Coal 0 $0 #2 Fuel Olt Galions Bethel 0 $0 RR City * 90 Mine $15,184,465 $36,855,323 ‘Syn Gas 0 0 Cost of Purchased Pwr $0 %0 Total $15,184,405 $36,655,323 0am Coal Plant $kWh $0,000 $0,000 Combustion Turbine $/kWh $0,005 $0,008 Diesel SkWh Wind s/KW Coal Plant 0 $0 Combustion Turbine $833,714 $1,031,251 Wind $833,714 $1,031,251 T-Line @ $1000/m! Total $0 $0 Waste Heat Sales Offset $706,500 $1,451,250 Total O&M $14,387,065 $35,404,073 Interest During Constuction 0% 0 % 5% $1,856,675 $3,908,009 8% $2,070,681 $6,282,815 Total Capital Cost 2016 0 10,278,921 $0 so $31,807,209 $31,607,209 $103,657,209 $10,365,730 $114,023,029 25,705,228 244 $2.52 $2.62 $0 $0 $67,347,008 #0 $0 967,347,606 90.000 90.007 so $3,357,256 $3,357,256 90 $2,358,000 $64,080,608 0 $5,701,151 $9,121,842 2020 0 10,278,921 $2.12 $2.12 $2.12 $0 so $31,607,209 $31,607,200 $103,657,209 $10,385,730 $14,023,029 25,708,228 $0.00 $273 $2.05 $3.07 $3,778,621 $3,778,621 90 $2,763,000 $76,152,081 % $5,701,151 99,121,842 0% $37,133,506 $78,160,186 $114,023,020 $114,023,029 5% $37,133,508 $78,160,186 $114,023,029 $114,023,029 8% $36,000,162 $82,068,195 $110,724,181 $119,724,181 20f3 Year Amortized Capital Costs 18 Year Financing 0% 5% 8% Capital Cost $kWh 0% 5% &% 8M S/KWh Total Cost $kWh 0% s% 8% 20 Year Financing o% Capital Cost $kWh O% 5% om O&M $/kWh Total Cost $/kWh cd 30 Year Financing o% % % Capital Cost kWh O% 8M $kWh Total Cost kWh Generation ANematives: $10,145,067 $15,304,044 $19,202,081 90.038 90.058 $0.072 90.119 $0.138 $0.153 $7,600,250 $12,822,304 $16,740,409 90.020 0.048 $0063 90.109 9.120 90.143 $5,072,633 $10,304,645 $14,590,650 $0.019 $0.039 $0.055 $0.080 90.099 90.119 90.135 2011 $11,777,333 $17,870,820 $22,290,236 90.028 90.040 90.050 90.105 90.131 90.145 90.155 $8,833,000 $14,884,436 $10,432,668 90.020 90.033 90.044 90.105 $5,888,067 $12,006,586 916,047,635 90.013 90.027 90.038 $0.108 90.118 0.132 90.143 2016 $13,647,333 $20,708,341 $25,829,470 $0022 $0.034 90.041 90.133 90.155 $0.167 90.174 $10,235,500 $17,247,783 $22,518,170 90.017 90.028 $0.037 $0.133 90.150 90.161 90.170 $6,823,667 $13,082,513 $10,638,573 $0.011 0.023 $0.032 90.133 0.144 $13,647,333 $20,708,341 $25,829,470 90.021 90.032 90.040 90.155 90.176 90.187 90.195 $10,235,500 $17,247,783 $22,518,179 90.016 90.027 $0035 90.155 90.170 90.181 90.190 $8,823,067 982,513 638,573 $0.011 90.022 90.031 90.155 90.165 90.176 90.185 Year Amortized Capital Costs 15 Year Financing O% % &% Capital Cost $kWh o% & om O&M $kWh Total Cost $kWh 0% om 20 Year Financing o% % o% Capital Cost $kWh o% 8M SkKWh Total Cost $kWh 30 Year Financing o% Capital Cost $kWh o% O&M $/kWh Total Cost $/kWh % $2,475,567 $3,577,527 $4,555,205 $0,587,000 $13, 90.015 0.021 $0.027 90.086 $0,004 90.101 90.107 Sots 2011 $5,210,679 $7,530,131 90.016 0.023 $0.029 $0.108 90.122 90.120 90.135 $3 008,009 96,271,776 $8,358,627 90.012 90.019 90.025 90.108 90.118 $0.125 90.131 $2,605,340 ($5,084,432 $7,289,907 90.008 90.015 90.022 90.106 90.114 90.122 90.128 2016 $7,601,535 $10, $0015 90.022 $0028 90.130 90.148 90.182 90.158 $5,701,151 $0,149,503 $12,104,172 90.011 9.018 0.024 90.130 90.142 90.148 90.155 $3,800,768 $7,417,362 $10,634,792 90.008 90.015 90.021 90.130 90.138 90.145 90.151 $7,601,535 $10,085,239 $13,087,322 90.015 90.022 90.028 90.183 90.168 90.175 90.181 $5,701,151 $0,149,503 $12,104,172 90.011 0.018 90.024 90.153 90.164 90.171 $0.177 $3,800,768 $7,417,362 $10,634,792 90.008 90.015 $0.021 90.153 90.160 90.167 $0.174 Dontin Creek Mine Alternatives Generation at Railroad City Fuel Inflation Factor . 4.00% General Inflation Factor = 3.00% Discount Rate - 3.50% CFB Coal Plant at Railroad City + Ol! Fired Turbine Backup Combustion Turbine Plant at Railroad City -Oil Fired Combustion Turbine Plant at Railroad City -8yn Gas Fired Year 2008 2011 2018 2020 Year 2006 2011 2016 2020 Year 2008 2011 2016 2020 Power Requirements Power Requirements Power Requirements KWs kws KWs Donlin Gold Mine 20,000 40,000 60,000 60,000 Dontin Gold Mine 20.000 40,000 60,000 60,000 Donlin Gold Mine 20,000 40,000 60,000 60,000 Villages ° 0 0 0 Villages ° ° ° 0 Villages 0 0 0 0 Bethel 0 0 0 0 Bethel ° 0 0 0 Bethel ° 0 ° 0 Total KW 20,000 40,000 60,000 80,000 Total KW 20,500 42,000 66,450 66,450 Total KW 20,500 42,000 06,450 06,450 KWHs KWHs KWHs: Donlin Gold Mine 166,440,000 332,880,000 499,320,000 489,320,000 Conlin Gold Mine 168,440,000 332,880,000 499,320,000 499,320,000 Donlin Gold Mine 170,601,000 349,524,000 552,006,000 552,996,000 Villages: ° 0 ° oO Villages: 0 0 0 0 Villages o 0 0 o Bethe! 0 0 0 0 Bethel 0 ° 0 ° Bethel ° 0 ° 0 T-Line losses 1,076,434 4,305,735 9,687,903 9,687,003 T-Line losses 1,130,028 4,747,072 11,862,758 11,882,758 T-Line losses 1,130,028 4,747,072 11,882,758 11,882,758 Total 170,207,518 347,950,071 $33,227,860 $33,227,660 Total 187,570,028 337,627,072 $11,202,758 511,202,758 Total 171,731,028 354,271,072 564,870,658 64,870,658 Generation Capacity KWs Generation Capacity KWs Generation Capacity KWs CFB Coal Plant 20,000 20,000 20,000 20,000 CFB Coal Plant CFB Coal Plant 20,000 20,000 20,000 20,000 20,000 Combustion Turbine ‘Combustion Turbine ‘Combustion Turbine Bethel Bethel Bethe! RR Clty 10,000 10,000 10,000 10,000 RR City 30,000 30,000 30,000 30,000 RR Clty 30,000 30,000 30,000 30,000 10,000 10,000 30,000 30,000 30,000 30,000 30,000 30,000 0 30,000 30,000 ° 30,000 30,000 3,000 3,000 3,000 Mine 3,000 3,000 3,000 3,000 Mine 3,000 3,000 3,000 3,000 Total Capacity in KWs 33,000 63,000 83,000 83,000 Total Capacity in KWs. 33,000 63,000 93,000 93,000 Total Capacity in KWs 33,000 63,000 93,000 93,000 Generation KWHs Generation KWHs Generation KWH Coal Plant 188,409,628 308,931,510 465,740,648 465,740,648 Coal Plant ° 0 0 ° Coal Plant ° ° ° 0 Combustion Turbine ‘Combustion Turbine Combustion Turbine Bethe! Bethel ° o o ° Bethe! ° ° ° ° RR City 11,347,800 38,688,561 67,127,013 67,127,013 RR City 167,210,028 337,287,072 510,842,758 $10,842,758 RR City 171,371,028 353,911,072 564,519,658 $64,519,658. Mine 360,000 360,000 360,000 360,000 Mine 360,000 360,000 380,000 360,000 Mine 380,000 360,000 360,000 360,000 Purchased Power 0 ° 0 ° Purchased Power ° ° ° ° Purchased Power o 0 ° 0 Plant CosuKW Plant CosuKW: Plant CosvkW Coal Plant $3,500 $3,200 $2,700 $2,700 Coal Plant 0 0 0 ° Coal Plant ° 0 o ° ‘Combustion Turbine Combustion Turbine ‘Combustion Turbine Bethe! $575 $960 ‘$760 $760 Bethel $775 $890 $1,020 $1,020 Bethe! $775 $800 $1,020 $1,020 Mine $575 $680 $760 $760 Mine $875 $060 ‘$760 $760 Mine $575 $060 $760 $760 T-Line per Mile $450,000 $450,000 $450,000 $450,000 T-Line per Mile $450,000 $450,000 $450,000 $450,000 T-Line per Mile $450,000 $450,000 $450,000 $450,000 Capital Cost ($1000) ‘Capital Cost ($1000) Capital Cost ($1000) Generation Generation Generation Coal Plant $70,000,000 $134,000,000 $188,000,000 $188,000,000 Coal Plant 0 9% ” $0 Coal Plant *” © 0 #0 Combustion Turbine ‘Combustion Turbine ‘Combustion Turbine Bethel Bethe! Bethel RR City $5,750,000 $12,350,000 $12,350,000 $12,350,000 RR City $23,250,000 $48,050,000 $80,550,000 $80,550,000 RR City $23,250,000 $49,050,000 $80,550,000 $01,800,000 Mine $1,728,000 $1,725,000 $1,725,000 $1,725,000 Mine $1,725,000 $1,725,000 $1,725,000 $1,725,000 Mine $1,725,000 $1,728,000 $1,725,000 $1,725,000 Total $77,475,000 $148,075,000 $202,075,000 $202,075,000 Total $24,975,000 $51,675,000 $82,275,000 $82,275,000 Total $24,975,000 $51,675,000 $82,275,000 $03,525,000 Transmission Line Transmission Line Transmission Line Length In Miles: 50 50 so 50 Length in Miles 50 50 50 so Length In Mites 50 0 50 50 T-Line Cost $22,800,000 $22,500,000 $22,500,000 $22,500,000 T-Line Cost $22,500,000 $22,500,000 $22,500,000 $22,500,000 T-Line Cost $22,500,000 $22,800,000 $22,800,000 $22,500,000 Substations —_ $8,000,000 $8,000,000 $8,000,000 —_ $8,000,000 ‘Substations $6,000,000 $6,000,000 $6,000,000 $6,000,000 Substations $6,000,000 $8,000,000 $8,000,000 $8,000,000 Total $28,500,000 $28,500,000 $28,500,000 $28,500,000 Total $28,500,000 $28,500,000 $28,500,000 $28,500,000 Total $28,500,000 $28,500,000 $28,500,000 $28,500,000 Generation at Railroad City 1o0f3 04/02/2002 Year Fuel Storage Gallons Bethel RR City Mine Fuel Storage Costs $/Gallon Bethel RR City Mine Fuel Storage Costs Bethel RR City Mine Total Fuel Oil Storage District Heating Total Capital Costs Operating Reserves, Spare Parts and Contingency at 10% Total Costs Operating Costs Annual Fuel Requirements Coal Tons #2 Fuel Ol Gallons Bethel RR City Mine Syn Gas MMCF Coal $/Ton #2 Fuel Oil $/Galions Bethe! RR City Mine Syn Gas S/MMBTU Cost of Purchased Pwr $/kWh Annual Fuel Costs Coal #2 Fuel Oil Bethel RR City Mine Syn Gas Cost of Purchased Pwr Total O&M Coal Plant $/kWh Combustion Turbine $kWh Diesel %kWh Coal Plant Combustion Turbine Total T-Line @ $1000/mi Waste Heat Sales Offset Total O&M Interest Curing Constuction 0% 5% 8% Total Capital Cost 2006 805,865 1,080,000 $1.40 $1.40 $1.40 $0 $1,128,211 $1,512, $2,640,211 $108,615.21 $10,861,521 $19,476,732 82,240 o 805,865, 28,606 ° $78.00 $1.58 $1.71 $1.77 $0.000 $6,168,028 $0 $1,378,029 $50,791 $0 $0 $7,506,648 $0,037 $0,005 $5,864,486 $68,539 $5,023,026 $80,000 0 $13,509,674 $0 $5,073,637 $0,558,130 2011 2,745,318 1,080,000 $1.65 $1.65 $1.65 $0 $4,328,300 $1,512,000 $5,840,300 $182,415,300 918,241,531 $200,656,840 160,205 o 2,748,318 26,696 oO $75.00 $1.02 $2.08 $2.15 90.000 $12,022,099 $0 $5,710,262 $61,696 $0 $0 $17,704,056 90.026 90.006 $8,032,219 $226,166 $8,258,385 $50,000 $0 $26,102,441 0 910,032,842 $16,052,547 0% $119,476,732 $200,656,840 5% $125,450,568 $210,680,682 8% $129,034,870 $216,709,387 Generation at Railroad City 2016 2020 4,706,901 4,788,991 1,080,000 1,080,000 $1.90 $2.12 $1.00 $2.12 $1.00 $2.12 $0 $0 $8,100,487 $8,180,487 $1,512,000 $1,512,000 $0,681,487 $0,681,487 $240,286,487 $240,256,487 $24,025,649 $24,025,649 $264,282,135 $264,2862,135 241,658 241,058 o 0 4,706,901 4,766,991 28,606 28,606 O 0 $75.00 $85.00 $2.34 $2.73 $2.52 $2.05 $2.62 $3.07 $0.000 ‘$0.00 $18,124,341 $20,840,920 $0 $0 $12,012,817 $14,062,623 $75,183 $88,006 $0 $0 $0 $0 $30,212,341 $34,691,638 90.017 90.019 $0.007 90.008 $7,917,501 $8,011,318 $453,485 $510,401 $8,371,076 $9,421,719 ‘$50,000 $50,000 $0 $0 $38,633,416 $44,163,358 $0 $0 $13,214,107 $13,214,107 $21,142,571 $21,142,571 $284,282,135 $264,282,135 $277,406,242 $277,496,242 $285,424,708 $285,424,708 Year Fuel Storage Gallons Bethe! RR City Mine Fuel Storage Costs $/Gallon Bethe! RR City Mine Fuel Storage Costs Bethe! RR City Mine Total Fuel Oil Storage District Heating Total Capital Costs Operating Reserves, Spare Parts and Contingency at 10% Total Costs Operating Costs Annual Fuel Requirements Coal Tons #2 Fuel Oil Gallons Bethel RR City Mine ‘Syn Gas MMCF Coal $/Ton #2 Fuel Ol $/Galions ‘Syn Gas /MMBTU Cost of Purchased Pwr $/kWn ‘Annual Fuel Costs Coal #2 Fuel Ol Bethel RR Clty Mine ‘Syn Gas Cost of Purchased Pwr Total O&M Coal Plant $/kWh ‘Combustion Turbine $/kWh Diesel $/kWh ‘Coal Plant Combustion Turbine Total T-Line @ $1000/mi Waste Heat Sales Offset Total O&M Interest During Constuction o% 5% 8% Total Capital Cost o% 2008 0 6,452,161 1,080,000 $1.40 $1.40 $1.40 $0 $9,033,025 $1,512,000 $10,545,025 $64,020,025 $6,402,003 $70,422,028 0 0 8,602,881 28,606 $0.00 $1.58 $1.71 81.77 $0, $0 $14,710,027 $50,701 0 $0 $14,761,718 $0.000 $0,005 $0 $837,855 $837,855 $50,000 $0 $15,649,873 % $3,521,101 $5,633,762 $70,422,028 2011 ° 13,014,110 1,080,000 $1.65 $1.05 $1.65 $0 $19,080,241 $1,512,000 $21,372,241 $101,547,241 $10,154,724 $111,701,065 ° 17,382,146 26,696 sss $36,002,465 $61,608 $96,154,160 90.000 90.006 $0 91,057,012 $1,987,012 $80,000 $0 $36,161,172 $0 $5,585,008 $6,036,157 $11,701,065 5% $73,043,120 $117,287,063 8% $76,055,700 $120,638,122 203 2018 2020 ° 0 19,711,867 10,711,867 1,080,000 1,080,000 $2.12 $2.12 $2.12 $0 $32,585,980 $1,512,000 x $34,097,080 $34,007,980 $144,872,980 $14,872,080 $14,487,208 $14,487,208 $159,300,278 $159,360,278 0 0 o 0 26,282,400 28,282,400 28,606 28,606 $0.00 $0.00 92.34 $2.73 $2.52 $2.05 $2.62 $3.07 90.000 0.000 0 0 $0 0 $0 0 $66,231,874 $77,833,345 $75,183 $88,006 $0 $0 $0 90 $86,307,057 $77,621,440 0.000 90.000 $0.007 $0.008 $0 $0 $3,435,060 $3,866,200 $3,435,069 $3,866,200 ‘$50,000 $80,000 $0 $0 $60,702,125 $81,537,641 $0 $0 $7,968,014 $7,088,014 $12,748,822 $12,748,822 $159,360,278 $159,380,278 $167,328,292 $167,328,292 $172,109,100 $172,109,100 Year Fuel Storage Gallons Bethel RR Clty Mine Fuel Storage Costs $/Gallon Bethe! RR City Mine Fuel Storage Costs Total Fuel Oil Storage District Heating Total Capital Costs Operating Reserves, Spare Parts and Contingency at 10% Total Costs Operating Costs Annual Fuel Requirements Coal Tons #2 Fuel Oil Gallons Bethe! RR City Mine Syn Gas MMCF Coal /Ton #2 Fuel Oil $/Gallons Bethe! RR City Mine Syn Gas SMMBTU ‘Cost of Purchased Pwr $/kWh Annual Fuel Costs Coal #2 Fue! Oil Bethe! RR City Mine Syn Gas Cost of Purchased Pwr Total 08M Coal Plant $/kWh ‘Combustion Turbine $/kWh Diese! $/kWh Coal Plant Combustion Turbine Total T-Line @ $1000/m! Waste Heat Sales Offset Total O&M Interest During Constuction 0% 5% 6% Total Capital Cost 0% 5% 10,139,508 1,080,000 $1.40 $1.40 $1.40 $1,512,000 $15,707,308 $69,182,308 96,918,231 $76,100,530 1,216,741 $0.00 $1.58 $1.71 $1.77 99.50 ‘$0.000 $50,701 $11,868,843 $0 $11,710,335 90.000 $0.005 $0 $1,600 800 $50,000 $0 $11,771,135 $0 $3,805,027 $6,088,043 $76,100,530 $79,005,566 2014 20,930,738 1,080,000 $1.05 $1.65 $1.65 $0 $32,015,602 $1,512,000 $33,527,692 $113,702,602 $11,370,260 $128,072,061 28,606 2,512,769 90.00 $1.02 $2.08 $2.15 $11.54 $0.000 $81,096 $28,997,350 $0 $29,059,045 $0 $2,087 $2,067 $50,000 % $20,111,132 $0 96,253,048 $10,005,837 $125,072,961 $131,326,600 33,400,746 1,080,000 $1.90 $1.90 $1.90 $0 $55,601,607 $1,512,000 $57,203,607 $167,078,607 $16,707,661 $184,776,468 4,008,000 $0.00 $2.34 $2.52 $2.62 $14.04 ‘$0.000 0 0 $75,183 $86,274,277 $56,349,460 $0.000 $0.007 $0 $2,419 92.410 $56,401) $0 $0,238,823 $14,782,117 $184,776,468 $104,015,201 8% $82,188,582 $135,078,708 $199,558,585 2020 33,400,748 1,080,000 $2.12 $2.12 $2.12 $0 $55,601,007 $1,512,000 ‘$57,203,007 $179,228,607 $17,922,061 $107,151,468 28,6068 4,008,090 $0.00 $2.73 $2.05 $3.07 $16.43 ‘$0.000 $88,096 $85,832,045 $0 $65,021,040 ‘$0,000 $0.008 $0 $2,723 $2,723 $50,000 $0 965,073,763 $0 $9,857,573 $15,772,117 $197,151,468 $207,000,041 $212,923,585 Year Amortized Capital Costs: 16 Year Financing O% 5% * Capital Cost $Wh O% o% 8% O8M S/kWh Total Cost kWh O% a” 8% 20 Year Financing O% * o% Capital Cost $/kWh 0% 5% 8% 08M $kWh Total Cost kWh, O% * * 30 Year Financing O% % % Capital Cost $xWh 0% * O&M $KWh Total Cost $/kWh, Generation at Raliroad City $7,065,115 $12,086,105 $15,075,085 $0.047 $0.071 $0,089 $0.080 90.127 90.152 90.169 $5,973,637 $10,006,478 $13,142,487 90.035, 90.060 90.078 90.116 $0.140 90.158 $3,962,558 $8,160,730 911,481,838 0.024 048 90.068 90.080 $0.104 90.128 90.148 2011 $13,377,123 $20,296,326 $25,316,059 $0.039 $0050 $0.074 $0.076 90.115 90.135 $0.150 $10,032,842 $16,008,285 $22,072,330 90.076 90.105 90.125 90.140 96,688,561 $13,705,606 $19,249,739 019 90.040 90.056 90.076 90.005 0.116 90.132 2016 $17,018,609 $26,734,623 $33,346,030 90.034 90.051 $0,064 90.074 $0.107 90.125 90.137 $13,214,107 $22,267,016 $20,071,137 90.025 90.043 90.056 90.074 90.000 $0.116 1.129 $8,809,405 $18,051,529 $25,353,544 90.017 90.0% 9.048 0.074 90.091 90.108 90.122 917,618,809 $26,734,623 $33,346,039 $0.034 90.051 $0.064 $0,084 90.118 $0.135 90.148 913,214,107 $22,287,016 $20,071,137 90.025 90.043 90.086 90.110 90.127 $0.140 $8,809,405 918,051,520 $25,353,544 90.017 90.04 90.048 90.084 90.101 90.119 90.133 O&M SkWh Total Cost $/kWh O% 5% % 20 Year Financing 0% Capital Cost $Wh 0% O&M SkWwh Total Cost $/kWh 0% 30 Year Financing 0% 5% % Capital Cost kWh om O&M $kWh Total Cost $/kWn $4,004,802 $7,123,650 98,885,563 90.028 $0.043 90.053 90.122 90.137 $0.147 $3,521,101 $5,933,388 $7,746,450 0.021 90.036 9.047 90.115 90.130 90.141 $2,347,401 $4,810,107 96,755,841 $0.014 $0.020 90.041 $0.004 90.108 90.123 90.135 2011 $7,446,708 $11,290,704 $14,004,007 $0.022 90.034 90.042 90.137 30.149 90.157 $5,585,008 $99.411,417 $12,287,250 90.017 90.028 90.037 90.115 90.131 90.143 90.152 $3,723,399 $7,629,692 $10,715,075 90.011 90.023 90.032 90.115 90.128 90.138 $0.147 dors 2016 $10,624,019 $16,120,700 $20,107,426 90.021 $0.032 90.040 90.140 $0.161 $0.172 90.180 $7,908,014 $13,428,655 $17,520,002 90.016 90.027 90.035 0.140 90.156 90.167 90.175 $5,312,000 $10,884,046 $15,268,010 $0011 0.022 90.031 90.140 90.150 0.162 90.170 $10,624,019 $16,120,700 $20,107,428 90.021 $0.032 90.040 90.163 $0.185 90.106 90.204 $7,988,014 913,426,855 $17,520,602 90.016 0.027 90.035 90.163 90.170 90.190 9.198 $5,312,000 $10,884,046 $15,288,010 $0.011 90.022 $0.031 $0.163 90.174 90.185 90.104 Year Amortized Capital Costs 18 Year Financing o% * ™% ‘Capital Cost $/kWh 5% o% O&M SkWh Total Cost $/kWh 5% 8% 20 Year Financing 0% Capital Cost $/kWh O8M SkWh Total Cost $/kWh ‘30 Year Financing O% 5% % Capital Cost $/kWh O% 5% O&M $/KWh Total Cost $kWh $5,073,360 $7,008,285 $0,602,055 0.030 90.045 90.056 90.009 $0.114 $0.125 $3,805,027 96.411,820 $8,371,080 0.022 90.038 0.049 90.001 90.107 90.118 $2,536,685 $5,107,072 $7,300,601 90.015 90.030 90.043 90.060 90.084 90.009 90.112 $8,338,197 $12,652,308 $15,781,105 90.024 90.036 90.045 90.107 90.119 90.128 $6,253,648 $10,537,987 $13,758,074 90.018 90.030 $0.039 90.101 90.113 90.123 $4,169,000 $8,542,084 $11,998,703 $0012 90.024 90.034 90.108 90.118 $12,316,431 $18,001,677 $23,314,339 90.022 90.034 90.042 90.102 90.124 90.136 90.144 $9,238,623 $15,568,260 $20,325,483 90.017 90.028 90.037 90.102 90.119 90.130 90.130 96,159,216 $12,620,073 $17,726,277 $0011 0.023 90.032 90.102 90.113 90.125 90.134 $13,143,431 $10,943,725 $24,875,766 90.024 90.036 90.048 90.110 90.119 90.137 90.149 90.159 96,571,716 $13,406,235 $18,013,456 0.012 90.024 90.034 90.119 90.131 90.144 0.154 Fuel Inflation Factor . General Inflation Factor = Discount Rate . Year Power Requirements Kws Donlin Gold Mine Villages: Bethe! Total KW KWHs Donlin Gold Mine Villages Bethe! T-Line losses Total Generation Capacity KWs CFB Coal Plant Combustion Turbine Bethel Mine Wind Generation Total Capacity In KWs Generation KWHs Coal Plant Combustion Turbine Bethel RR City Mine Purchased Power Wind Gen Plant CossiKW Coal Plant Combustion Turbine Bethe! Mine Wind Gen. T-Line per Mile Capital Cost ($1000) Generation Coal Plant Combustion Turbine Bethel Mine Wind Gen. Total Transmission Line Length in Mites Donlin Creek Mine Alternatives Transmission Lines from Rallbelt 4.00% 3.00% 3.50% 2006 20,000 ° ° 20,000 186,440,000 0 0 2,557,606 174,559,248 3,000 3.000 720,000 173,830,248 $575 $700,000 0 $1,725,000 $1,725,000 2011 40,000 ° ° 40,000 10,230,426 366,138,754 3,000 3,000 720,000 305,418,754 $1,725,000 $1,725,000 330 2016 60,000 0 o 60,000 499,320,000 ° 0 23,018,457 504,586,553 3,000 3,000 720,000 593,866,553 ° $0 $760 $700,000 » $1,725,000 $1,728,000 330 230 KV Transmission Line from Anchorage- 330 miles 2020 60,000 ° ° 60,000 499,320,000 ° 0 23,018,457 504,586,553 3,000 720,000 503,866,553 ‘$1,725,000 $1,725,000 330 T-Line Cost $231,000,000 $231,000,000 $231,000,000 $231,000,000 Substations $40,000,000 $40,000,000 Total $271,000,000 $271,000,000 $271,000,000 $271,000,000 Transmission Line Atematives from Ralibett $40,000,000 $40,000,000 Year Power Requirements KWs Dontin Gold Mine Villages Bethel Total KW KWHs Donlin Gold Mine Villages Bethe! T-Line losses Total Generation Capacity KWs CFB Coal Plant Combustion Turbine Bethel Wind Generation Total Capacity in KWs Generation KWH Coal Plant Combustion Turbine Bethel RR City Mine Purchased Power Wind Gen Plant CosvKW ‘Coal Plant Combustion Turbine Bethel Mine Wind Gen. T-Line per Mile Capttal Cost ($1000) Generation Coal Pant Combustion Turbine Bethel Mine ‘Wind Gen. Total Transmission Line Length in Miles 20,000 oO ° 20,000 166,440,000 2,557,606 174,550,248 3,000 720,000 173,630,248 $878 $700,000 ” $1,728,000 $1,725,000 2011 40,000 ° 0 40,000 332,880,000 0 0 10,230,426 386,138,754 3,000 720,000 305,418,754 $1,728,000 $1,725,000 2016 499,320,000 23,018,457 504,586,553 3,000 720,000 593,866,553 $1,725,000 $1,725,000 230 KV Transmission Line from Nenana- 386 miles 2020 60,000 ° ° 60,000 499,320,000 ° o 23,018,457 504,586,553 3,000 3,000 720,000 503,666,553 $700,000 # $1,725,000 $1,725,000 T-Line Cost $269,500,000 $269,500,000 $269,500,000 $269,500,000 Substations $40,000,000 $40,000,000 $40,000,000 $40,000,000 Total $300,500,000 $309,500,000 $309,500,000 $309,$00,000 Year 2008 Fuel Storage Gallons Bethe! 0 RR City Mine 4,320,000 Fuel Storage Costs $/Gallon Bethot $1.40 RR City $1.40 Mine $1.40 Fuel Storage Costs Bethel 0 RR City $0 Mine $8,048,000 Total Fuel Oll Storage $8,048,000 District Heating Total Capital Costs $278,773,000 Operating Reserves, Spare $27,677,300 Parts and Contingency at 10% Total Costs $308,650,300 Operating Costs Annual Fuel Requirements Coal Tons co #2 Fuel Ol! Gallons Bethe! RR City Mine Syn Ges MMCF 87,301 Coal $/Ton 0 #2 Fuel Oll $/Galions Bethel $1.58 RR Clty $1.71 Mine $1.77 Syn Gas /MMBTU Cost of Purchased Pwr $/KWh 90.087 Annual Fuel Costs Coal % #2 Fuel Oil Gations Bethe! RR Chy Mine = $101,583 ‘Syn Gas $0 Cost of Purchased Pwr $9,008,637 Total $10,010,420 08M Coal Plant $/kWh 80.000 Combustion Turbine $/kWh $0.00 Diesel $/kWh Wind sKW Coal Plant 0 ‘Combustion Turbine $3,000 Wind $3,600 T-Line @ $1000/mi Total $330,000 Waste Heat Sales Offset $0 Total O&M $10,344,020 Interest During Constuction 0% $0 5% $15,332,515 8% $24,532,024 Total Capital Cost 0% $306,650,300 5% $321,082,815 8% $331,182,324 ‘Transmission Line Alternatives from Rallbelt 2011 ° 4,320,000 $1.65 $1.05 $1.05 $0 $0 $8,048,000 $6,048,000 $278,773,000 $27,877,300 $7,301 $1.92 $2.08 $2.15 $123,301 $0 $25,213,004 $25,337,285 $0 $3,600 $3,600 $330,000 90 $25,670,885 #0 $15,332,515 $24,532,024 $308,650,300 $321,082,615 $31,182,324 2016 ° 4,320,000 $1.90 $0 $0 $6,048,000 $6,048,000 $278,773,000 $27,877,300 $308,650,300 $7,391 $244 $2.52 $262 $0 $3,600 $3,000 $330,000 $0 $50,338,408 $0 915,332,515 $24,532,024 $308,650,300 $321,062,615 $331,1862,324 4,320,000 $2.12 $2.12 $2.12 $0 $0 $6,048,000 $8,048,000 $278,773,000 $27,877,300 '$308,650,300 $7,391 $273 $2.05 $3.07 $176,191 0 $58,198,022 $58,375,113 $0 $3,600 $3,600 $330,000 *” $58,708,713 $0 $15,332,515 $24,532,024 $308,650,300 $921,082.815 $331,182,324 ‘Year Fuel Storage Gallons Bethe! RR Clty Mine Fuel Storage Costs $/Gation Bethel RR Clty Mine Fuel Storage Costs Bethel RR City Mine Total Fuel Ol Storage District Heating Total Capital Costs Operating Reserves, Spare Parts and Contingency at 10% Total Costs Operating Costs Annual Fuel Requirements Coal Tons #2 Fuel Olt Gallons Bethel RR City Mine ‘Syn Gas MMCF Coal &Ton #2 Fuel Oll $/Galions Bethe! RR City Mine ‘Syn Gas #MMBTU Cost of Purchased Pwr $/kWh_ Annual Fuel Costs Coal #2 Fuel Oll Gallons Bethe! RR City Mine Syn Gas Cost of Purchased Pwr Total 08M Coal Plant $/kWh ‘Combustion Turbine $/Wh_ Diese! $/kWh Wind SKW Coal Plant ‘Combustion Turbine Wind T-Line @ $1000/mi Total Waste Heat Sales Offset Total O&M Interest During Constuction O% 5% 8% Total Capital Cost 0% 5% 2006 ° 4,320,000 $1.40 $1.40 $1.40 $0 90 $6,048,000 ‘$8,048,000 $317,273,000 $31,727,300 $349,000,300 87,301 $1.58 91.71 $1.77 $101,583 0 $11,004,908 $12,006,401 0 $3,000 $3,600 $385,000 0 $12,485,001 0 $17,450,015 $27,920,024 $349,000,300 $366,450,315 2011 2016 ° ° 4,320,000 4,320,000 $1.65 $1.00 $1.65 $1.00 $1.65 $1.90 0 $0 $0 $0 96,048,000 $6,048,000 96,048,000 $8,048,000 $317,273,000 $317,273,000 $31,727,300 $31,727,300 0 $0 87,301 57,301 ° ° $1.02 $244 $2.08 $2.52 $2.16 $2.62 90 084 90.104 $0 $0 $123,301 $150,365 co $30,005,175 $81,762,121 $30,818,567 $61,912,487 ‘90.000 $0.000 90.005 90.005 0 $0 $3,600 $3,600 $3,600 $3,600 $385,000 $385,000 J $31,207,167 $82,301,087 * 0 $17,450,015 $17,450,015 $27,020,024 $349,000,300 $349,000,300 $906,450,315 $366,450,315 8% $376,920,324 $376,920,324 $376,920,324 203 2020 ° 4,320,000 $2.12 $2.12 $2.12 0 $0 98,048,000 ‘96,048,000 $317,273,000 $31,727,300 349,000,300 $87,301 $2.73 $2.05 $3.07 $176,191 $0 $70,670,120 $70,846,311 $0.000 90.005 90 $71,234,011 * $17,450,015 $27,920,024 $349,000,300 $306,450,315 $376,920,324 Year Amortized Capital Costs 15 Year Financing 0% 5% % Capital Cost $/kWh_ O% 5% om 08M SkWh Total Cost $kWh O% 5% % 20 Year Financing 0% 5% &% Capital Cost Wh 0% O&M SkWh Total Cost #kWh a% 30 Year Financing O% Capital Cost $Wh om s% oo O&M $kWh Total Cost $kWh O% 5% 8% $20,443,353 $31,020,561 $38,601,080 90.110 $0.180 90.225 90.080 90.179 90.240 90.285 $15,332,515 $25,636,734 $33,731,651 90.080 90.150 90.106 $0.149 90.210 90.256 $10,221,677 $20,045,444 $29,418,076 90.058 90.122 90.171 90.080 90.120 90.162 90.231 ‘Transmission Line Akematives from Ralibel 2011 $20,443,353 $31,020,561 $38,601,880 90.057 90.087 90.109 90.072 90.130 $0150 $0.181 $15,332,515 $25,836,734 $33,731,651 90.043 90.073 90.005 90.072 90.115 90.145 90.167 $10,221,677 $20,045,444 90.072 $0.101 90.131 90.155 $20,443,353 $31,020,561 $38,601,880 90.096 90.054 90.068 0.124 9.142 90.156 $15,332,615 $33,731,651 90.027 90.045 90.059 90.088 90.115 90.133 90.147 $10,221,677 $20,443,353 $31,020,561 $38,601,680 90.036 90.054 $0 068 $0103 90.138 90.157 90.170 $15,332,515 $25,636,734 $33,731,651 90.027 90.045 90.050 90.103 90.130 90.148 90.162 910,221,677 $20,045,444 $29,418,076 018 90.037 90.051 90.103 90.121 90.130 90.184 Year Amortized Capital Costs 15 Year Financing o% 5% om Capital Cost $/kWh, O% 5% ow O&M SKWh Total Cost kWh O% 5% % 20 Year Financing 0% 5% &% Capital Cost SxWh_ om Total Cost $kWh $23,206,687 $35,304,662 $44,035,430 90.135 90.205 9256 90.073 90.208 $0278 90.329 917,450,015 $29,404,921 $36,300,168 90.101 90.171 0223 90.073 90.174 0.244 90.206 $11,633,343 $23,838,119 $33,480,005 90.068 90.139 90.105 90.073 90.140 90.211 3ofd $23,206,667 $35,304,062 $44,035,430 90.065 90.099 $0124 $0.153 $0.187 so211 $17,450,015 $29.404,921 $38,300,168 90.040 90.083 90.108 90.137 90.170 90.196 $11,633,343 $23,836,119 $33,480,005 90.033 90.067 w0M 90.155 90.182 2016 $23,206,687 $35,304,662 $44,035,430 90.041 90.062 90.077 90.109 90.150 $0.171 90.186 $17,480,015 $29,404,921 $38,300,168 90.031 90.051 90.067 90.140 90.160 90.176 $11,633,343 $23,638,119 $33,480,065 90.020 90.042 90.050 90.109 90.120 90.151 90.168 $23,206,687 $35,304,662 $44,035,430 90.041 #062 90077 90.125 90.165 90.108 90.202 $17,480,015 $20,404,021 $38,300,168 90.031 90.051 90.067 90.125 90.155 90.176 90.192 $11,633,343 $23,838,119 $33,480, 90.106 90.183