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8 - Cost Backup
Application Backup - AEA Renewable Energy Grant Application Silver Lake Project Percentage Generation kWh's %kWh's %Variance Solomon Gulch 50,000,000 51%50,000,000 51%- Silver Lake - 0%44,800,000 46%44,800,000 Glennallen Diesel Plant (GDP)20,315,547 21%2,485,802 3%(17,829,745) Valdez Diesel Plant (VDP)1,892,955 2%0%(1,892,955) Cogen 25,077,300 26%- 0%(25,077,300) Total Generation 97,285,802 100%97,285,802 100%- Gallons of fuel Budgeted Gallons kWh/gallon Efficiency Projected Gallons Variance GDP Gallons 1,451,111 14.0 177,557 (1,273,553) VDP Gallons 138,172 13.7 - (138,172) Cogen Gallons 2,696,484 9.3 - (2,696,484) Total gallons 4,285,766 177,557 (4,108,209) 44,800,000 Silver Lake kWh's 3,200,000 Divided by 14 kWh's/gallon 3.42$ Assumed 2016 price per gallon 10,953,867$ Savings Projected 2011 Projected Generation Page 1 of 2 Silver Lake Feasibility Copper Valley Electric Association, Inc. Project Benefit / Cost Ratio Gallons 3,200,000 Fuel Inflation 2% Assumes no growth A B A-B=C C Year Project Life Cost per gallon of Diesel Fuel Savings 44,800,000 kwh's at 18¢Savings Accum Savings Notes 2009 2.98$ 2010 3.04$ 2011 3.10$ 2012 3.16$ 2013 3.23$ 2014 3.29$ 2015 3.36$ 2016 1 3.42$ 10,953,867 8,064,000 2,889,867 2,889,867 2017 2 3.49$ 11,172,944 8,064,000 3,108,944 5,998,810 2018 3 3.56$ 11,396,403 8,064,000 3,332,403 9,331,213 2019 4 3.63$ 11,624,331 8,064,000 3,560,331 12,891,544 2020 5 3.71$ 11,856,817 8,064,000 3,792,817 16,684,361 2021 6 3.78$ 12,093,954 8,064,000 4,029,954 20,714,315 2022 7 3.85$ 12,335,833 8,064,000 4,271,833 24,986,148 2023 8 3.93$ 12,582,549 8,064,000 4,518,549 29,504,697 2024 9 4.01$ 12,834,200 8,064,000 4,770,200 34,274,898 2025 10 4.09$ 13,090,884 8,064,000 5,026,884 39,301,782 2026 11 4.17$ 13,352,702 8,064,000 5,288,702 44,590,485 2027 12 4.26$ 13,619,756 8,064,000 5,555,756 50,146,241 2028 13 4.34$ 13,892,151 8,064,000 5,828,151 55,974,392 2029 14 4.43$ 14,169,994 8,064,000 6,105,994 62,080,386 2030 15 4.52$ 14,453,394 8,064,000 6,389,394 68,469,781 2031 16 4.61$ 14,742,462 8,064,000 6,678,462 75,148,243 2032 17 4.70$ 15,037,311 8,064,000 6,973,311 82,121,554 2033 18 4.79$ 15,338,058 8,064,000 7,274,058 89,395,612 Payback 2034 19 4.89$ 15,644,819 8,064,000 7,580,819 96,976,431 2035 20 4.99$ 15,957,715 8,064,000 7,893,715 104,870,146 2036 21 5.09$ 16,276,869 8,064,000 8,212,869 113,083,015 2037 22 5.19$ 16,602,407 8,064,000 8,538,407 121,621,422 2038 23 5.29$ 16,934,455 8,064,000 8,870,455 130,491,877 2039 24 5.40$ 17,273,144 8,064,000 9,209,144 139,701,021 2040 25 5.51$ 17,618,607 8,064,000 9,554,607 149,255,628 2041 26 5.62$ 17,970,979 8,064,000 9,906,979 159,162,607 2042 27 5.73$ 18,330,399 8,064,000 10,266,399 169,429,006 2043 28 5.84$ 18,697,007 8,064,000 10,633,007 180,062,012 2044 29 5.96$ 19,070,947 8,064,000 11,006,947 191,068,959 2045 30 6.08$ 19,452,366 8,064,000 11,388,366 202,457,325 444,377,325$ 241,920,000$ 202,457,325$ Project benefit 89,559,549$ Estimated Cost of Construction 2.26 Project benefit / cost ratio - 30 years Page 2 of 2