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HomeMy WebLinkAboutAPA2738.,...~.~_.-'0"'>"",,,,__n ~- - - l> -_--~!-::--------------~~~rrt_~---__, -~!: ~.l>!' .,J::..-;0-, U1 'mil8·gi'SUSITNA §=~iHYDROELECTRIC PROJECT ~-eni!*.SlrEPERAL ENERGY REGULATORY COMMISSION ~j!PROJECT No.7114 i;;j --<1 _t: STAGED CONSTRUCTION PRE-FILING CONSULT ATION PACKAGE APPENDIX A PHYSICAL HABITAT SIMULATION EXHIBITS MAY 1985 ~_ALASKA POWER AUTHORITY _____ r r .- - - i\\:.t..~~KA UK. tl.g~ SOSITNA HYDROELECTRIC PROJECT STAGED CONSTRUCTION PRE-FILING CONSULTATION PACKAGE APPENDIX A PHYSICAL HABITAT SIMULATION EXHIBITS May 1985 ARLIS .Alaska Resources LIbrary &Infonnauon ServIces Anchorage.Alaska TABLE OF CONTENTS RESERVOIR TEMPERATURES RIVER TEMPERATURES T I r 1. 2. 3. Reserovir Temperature Simulations,Stage 1 Reservoir Temperature Simulations,Stage 2 Reservoir Temperature Simulations,License Application Project r l r I - -- 4.Simulated River Temperatures,Stage 1 5.Simulated River Temperatures,Stage 2 6.Simulated River Temperatures,License Application Project RIVER ICE 7.River Ice Simulations,Stage 1 8.River Ice Simulations,Stage 2 9.Comparisons of River Ice Simulations for Staged Construction, Stage 1 and License Application Project 10.Comparisons of River Ice Simulations for Staged Construction, Stage 2 and License Application Project RIVER FLOWS -6%,50%,and 90%EXCEEDANCE LEVELS 11.Susitna River Exceedence Flows (1996 Energy Demand) 12.Susitna River Exceedence Flows (2001 Energy Demand) 13.Susitna River Exceedence Flows (2002 Energy Demand) 14.Susitna River Exceedence Flows (2007 Energy Demand) 15.Susitna River Exceedence Flows (2008 Energy Demand) 16.Susitna River Exceedence Flows (2020 Energy Demand) RIVER FLOWS -1964,1967,1970,1981,AND 1982 17.Susitna River Streamflows for 2001 Energy Demand 18.Susitna River Streamflows for 2002 Energy Demand ARLIS Alaska Resources Library &InformatJOD ServIces Anchorage.Alaska 612051 850514 LIST OF EXHIBITS 1.Reservoir Temperature Simulatons,Staged Construction,Stage I,(Watana El.2000),Projected Energy Demands for 2001,E-Vl Environmental Flow Requirements,Hydrological and Climatological Data for 1981-82. 2.Reservoir Temperature Simulations,Staged Construction,·Stage (Watana -El.2000 and Devil Canyon),Projected Energy Demands 2002,E-Vl Environmental Flow Requirements,Hydrological Climatological data for 1981-82. a.Devil Canyon Drawdown -50 feet Three Level Intake b.Devil Canyon Drawdown -50 feet Two Level Intake c.Devil Canyon Drawdown - 9 feet II for and ,.... ,.... 3. 4. Reservoir Temperature Simulations,License Application Project (W~tana El.2195,Devil Canyon El.1455),Projected Energy Demands for 2020, Case C Flow Requirements,Hydrological and Climatological Data for 1981-82. Simulated River Temperatures,Staged Construction,Stage I,(Watana El. 2000),.Projected Energy De~nds for 2001,E-V1 Environmental Flow Requirements,Hydrological and Climatological data for 1981-82. a.River Mile 150 b.River Mile 130 42188403 850~514 ~, - c.River Mile 100 5.Simulated River Temperatures Staged Construction,Stage II,(Watana El. 2000 -Devil Canyon El.1455),Projected Energy Demands for 2002,E-V1 Environmental Flow Requirements,Hydrological and Meteorological Data for 1981-82. a.Devil Canyon Drawdown -50 feet Three Level Intake 1.River Mile 150 b.Devil Canyon Drawdown -50 feet Two Level Intake 2.River Mile 130 c.Devil Canyon Drawdown - 9 feet 3.River Mile 100 Simulated River Temperatures,License Applicat ion Project (Watana El. 2185,Devil Canyon El.1455),Projected Energy Demands for 2020,Case C Flow Requirements,Hydrological and Meteorological Data for 1981-82. a.River .Mile 150 b.River Mile 130 c.River Mile 100 7.River Ice Simulations,Staged Construction -Stage 1 (Watana El.2000), Projected Energy Demands for 2001,E-V1 Environmental Flow Require- ments,Hydrological and Meteorological Data for 1981-82. 42188403 850~i14 8.River Ice Simulations,Staged Construction -Stage II (Watana El.2000, Devil Canyon El.1455),Projected Energy Demands for 2002,E-V1 Envi- ronmental Flow Requirements,Hydrological and Meteorological Data for 1981-82. r a.Devil Canyon drawdown -50 feet r Three Level Intake ".......b.Devil Canyon drawdown -50 feet I Two Level Intake r c.Devil Canyon drawdown -9 feet 9.Comparisons and License 10.Comparisons and License """II.Comparisons ! l Conditions Concept for ~ of River Ice Simulations for Staged Construction,Stage I Application Project,Projected Energy Demands for 2001. of River Ice Simulations for Staged Construction,Stage II Application Project-,Projected Energy Demands for 2002. of Susitna River Streamflows at Gold Creek for Natural for License Application Project and Staged Construction 1996 energy demands (Stage I). a.97%exceedance level flows b.50%exceedance level flows c.6%exceedance level flows 12.Comparisons of Susitna River Streamflows at Gold Creek for Natural Conditions for License Application Project and Staged Construction Concept for 2001 energy demands (Stage I). 42Hl8403 850S14 r r ·r I 13. a.97%exceedance level flows b.50%exceedance level flows c.6%exceedance level flows Comparisons of Sus itna River Streamflows at Gold Creek for Natural Conditions for License Application Project and Staged Construction Concept for 2002 energy demands (Stage II). a.97%exceedance level flows b.50%exceedance level flows c.6%exceedance level flows - 14.Comparisons of Susitna River Streamflows at Gold Creek for Natural Conditions.for Locense Application Project and Staged Construction Concept for 2007 energy demands (Stage II). a.97%exceedance level flows b.50%exceedance level flows c.6%exceedance level flows 15.Comparisons of Susitna River Streamflows at Gold Creek for Natural Conditions for License Application Project and Staged Construction Concept for 2008 energy demands (Stage III). a.97%exceed.~ce level flows b.50%exceedance level flows 42188403 850514 i I c.6%exceedance level flows 16.Comparisons of Susitna River Streamflows at Gold Creek for Natural Conditions for License Application Project and Staged Construction Concept for 2020 energy demands (Stage III). a.97%exceedance level flows b.50%exceedance level flows r c.6%exceedance level flows 17.Comparisons of Susitna River streamflows at Gold Creek for Natural Conditions,for the License Application Project and for Staged Construction,projected energy demands for 2001 for hydrological conditions for a.1964 - b.1967 c.1970 d.1981 e.1982 18.Comparisons of Susitna River streamflows at Gold Creek for Natural Conditions,for the License Application Project and for Staged Construction,projected energy demands for 2002 for hydrological conditions for 42188403 850:514 'F I a.1964 I r b.1967 ',I """'1970 I c. I d.1981 !"""e.1982 r I F'" I - ~42188403 850514 r- I i, -! EXHIBIT 1 EXHIBIT 1 RESERVOIR TEMPERATURE SIMULATIONS,STAGED CONSTRUCTION, STAGE 1,(WATANA EL.2000),PROJECTED ENERGY DEMANDS FOR 2001 J E-VI ENVIRONMENTAL FLOW REQUIREMENTS,HYDROLOGICAL AND CLIMATOLOGICAL DATA FOR 1981-82. J I I "1 1 I -I ---,-_.J ~---'-J :~j ::: ~ml '1 I I I ~L[~r I I ,., !z ·wn a --,I _L£V[L A LUn!'i I p~~rt I I I~iWiW-I .,I IS 16 U ~-~ I r w 2'3 10 10 --. ~~a 3 a ~w ~~D~~...-..6:R9,1 U.~.-.... 5 '0o~J .... o 0 NlIV£J&If [EtEIl!lER ..sHJtRI FEIlAlJlIN NMCH AIQIL 1960 1981 L.EO£~,c....-...IOIL -WATIltA oP&:RATl!ltol AL!ltolE:IN 2001 -FLR5KA P(J.£R AUTHCJUTV CI:lt£E-Vllil.NATU¥l..CDNDnlONS At(J LM6T LEVEL ----PR[OICTm OJTFLG.I llLHP[RAt~ -•••---I~L~n:HP[RA'l'l.AE:UITNll'IIUet I IlVIOM IGlD. ..,,£&.I.INTRKS:PQAl L['JQ.I AT iL.IQlio4.5 FT.1"'8.8 HI WATAt-A RE5ERVO I R 2.INtc:ll(i PORT LEVEL 2 AT iL.I~."FT.1E87."..I WTFLOW TEI1F'ERRTURE .iI.INtc:ll(i P(JqT LEva iI AT iJ...IBUILEi FT.1&'71>.9 "I ...INr~PORT LEVEL"AT iL..1960.'Fl.(~.2 HI ~o leE GR~TH 5.INt~PORT LE¥EL ,AT iL.1912.'FT.1G&2.6 HI 6.COf'€VAl.V£At atVATIDN l?gl Fl 15<45.0"'KlRlR~EIRiOO JJINl'VENT tilE 7.IiPILLWAV CI'l£IiT AT EL[VATION 2148 n 1~.7 HI CMIC_.tu......t-__..41-010-04 I so •••!iiiI."I D I »1 1 ~---l ~~l ~-4 ----'-1 ~~i I I I·I I I 6Idi 0.0 +-I I I I I •LlY(L II T I ~_ n~-~--I '~1=I!~!=.-_.,;~i 'I I I I I I ~.,__'Avq ':J"IUUFlY t -f f -t f t 15 i •,i ,ii'i ,;,i l5 n u w!S'.of'r,'e~,,',,''-i&,,~,n;I -;>' ll',<'\l , ,I l.'1'11\11I1 I' W '", "'Sit''\I •..."°'OJ',,.~~•~",(,_: ° •"1\~~,/...•Jl ::l''.'"'"~l':."'"-:'16.~ o 1 Hn'I .....I .u.I ~I Q:P'1 OCT I t«Jv·1 w:.t ....t rna I ..I IAf 1-0 1981 I 1982 .mlA-EEA5CO JJINT VENTLRE FLR5KA POt£R AUTHCfl1TY un...I'III.I:CI I ~tUn. .cr-QI~ WAlRt-A RESERVOIR (JJTFLO~TEMPERRTURE A-ID leE GR(l.jTH COo'~.ou...... t.£ClEN).cr::&:...'"lOlL'-WATANA OPEAAfJ~~E IN ZOOI .. CtlIi£E-~I".NlTl.Al..C~D[TIONG AN]LCJ,E,liT LEVEl. ----~IC"O OUTFLOoI ti:I'IPE~T" - - » - - - -I t*~TD'P£RATUl£ t«J1'E;.I.INTAK;PORT LEva.I AT a.1•••5 FT.1588.9 "' 2.INTQIOi:P(RT LEva.Z AT a.192;."Fl.1587.4 HIa.INT~POAl LEVEL a AT EL.1909.&FT.'&76.8 HI 4.INfQ<£PO~T L£~L ..A1 n..1860.5 FT.1~.2 111 ...INTQ<£PO~T LtV.L 5 AT EL..1812."FT.I~.G HI Ii.COt€vtlLV£AT 'UVATION 1"791 FI 1""';.0 I'll 7.IiPILUlAV C~IiT RT ELEVATION 21"FT 1G64.7 HI j ]1 1 I I "1 J ~i ~-I ~~'~j ,-'-C'1 o 1.0 P1 1 0.6 -3 0.0 ..... , , I , I I I /I If" --~II III II 1'11111 "llllj"lllll.-rTf11111l ,11111111111111 I"II1I 'i'I'II,1 III 111111 III II III " I III III II II • II •• Zq I I I I I I I I I I I I I.... -!B Il~ ~Il -0 Llw(L 1WIi:[wF.l.-i !.IH:.•~-~-I--I I I I I I I m~"I I 1-", iPluHAY 15 •i •iii I I •I ------.-I I 15 n ..MlNocct«lVIXTQ..O I G[P.u..~I1l;Y .. u UI I I'!i'O,I .'r:~;.i ••••1 1 ~:;• •)",1 1I11~n II I 1 r 'i1'"•_ •r r r n '"...."r.,"•I 0....,"r.:£.''U ~"'10 W .,••~"i1 -<>-••,/V • •__!li..~.~~...7 •..It'"!ll~.,D>-,'"5 .~ 1lli82 1983 L£oo.D.CAGE ...'"lOlL -WATANA ~THIN I:l..DN£IN 2001 .. ClQ:E-"Ilil.t:A~CONOtTIONG Atel LBE61 LEVEL ----PR£DICT£D OUTFLOW T£I1PE~TLR£ • --•--- I /'oA.~T£I1P£RQTlJl£ IIDTEG.I.INTQl<£PORT LEV5:1.1 AT a.I......n.15SI8.9 HI Z.INT~PQqT LEVEl.2 AT a.1926.;FT.1687.4 HI a.INT~PORT L£V£L 3 AT EL.1989.6 FT.1671i.e HI ~.INTAKE PORT LEYEL ~AT EL.19'0.5 FT.1;;4.2 HI ,.INTQKE PORT I.£V£L Ii AT a.1912.'FT,1;&2.'HI Ii.CONE VALYE AT 'L£VATION 1791 FT 164'.0"1 7.lOPILL.WQY CI:A:IOT AT n..tVQftl»ol 2148 FT I~.""' FLRSKA POI£R AUltmlTY N1UMA IlNUCl I 0fl0t'IGlIl. HRTRNA RESERVOiR IlJTFlOW TEMPERATURE R-lO I CEGR().tTH tfRlR-EEftlCO ..JlIHT Y[NTLRE ....~,....1NI..1n _..er.QI~ J --I 1 1 1 --I~··~)~i ~~~l ~C==l ] .1 2fiO I I I Ii»I :!! !! !!-.~!,I .-I.-.,.. I ..f--.'.•-•• J,-\ \ I, I I I I I I 2o:J -~ I- ~ -;ISO ~ l- I- @ w>~IOO I- ~.... W :I: 50 .0 o 5 TEMPERATURE-ICELSIUGI 10 "o •J:~ :l a c 1 HI.. ZIi-f ~ Ul 15 ALASKA POWER AUTHORITY LEGE/Ill I ~IR-EMSCO JJI~T YEN1~E WRTANA RESERVOIR TEMPERATURE PROFILES C·Ol~ lJflUIt lUlQ.....UIlA "'lU:C1'••·':'A.'~E £!ll i)j. 5 181305-82120) CASE •••WRS810tL -WATA~aPERRTl~ALONE IN 200t NAT.CONO.lB0306-B1304.82121-831201.LEVEL PRED I CTEO TEMPERRTLftE PRIF I LES : t NOVEMBER 19BO --------I DECEMBER 1980- -- -- I ~J:lNJARY 1961 'J i 1 1 ·1 B )I 1 ~~·l ~~-]~~1 -····1 ~~--~ rso 200 -~ W "'U.-aw~t ~:r 1 160 11 2 0z: 0 ....3 fJi.-~ן-m~,'.!--.114 .... W ....:",--5 ~...--......>,11II ~~IOO \.tn--.-\5 \.... W :t 60 0 0 6 10 15 TEMPERATURE-ICELSJUSI ALASKA POWER AUTHORITY CASE •••W~sel01L -WRHI~OPERRTJ~ALONE IN 2001 ••lUiI TIIll I'IlO.IOCf I DnUIt IUlIL NRT.CONO.lB0306-B1304.8212l-831201.LEVEL 5 181305-82120)WATANR RESERVOIRLEGEt.D • PREDICTED TEMPERRTURE PROFILES,TEMPERATURE PROFILES1FEBRUARY1991-._.---1 HRRCl-1 1981 tml4--(BRSCO ..oINT VEtn~l-----1 APR[L 19B1 ~~........q I·--I q-OIO-Ot I j J I I J J i -1 ~~"1 --------====:=:~=;=:;--Ii, ,I 2Cf'••••!!!!!!!!!__I 200 ~....w:r I'ISO ~ l- @ w>~IOO .... 5.... W J: tiO o - •-...-•.-,•,-'--.r-"_..•\-.'.-'-.....--.-•.......,..-. I • t...,.- \ \ / S 10 15 "[J 1: III:;n 2 a c 3 KI 4 Z Ii ..... ~ l.R TEMPERATURE-ICELSJUSI .R...ASKA PO~ER RUiHMlTY LEGEt-ll. I-IPlR-EBRSCO ..JlIWT VEtl1~[ ~ATRNA RESERVOIR TEMPERRTURE PROFILES 41-010--1)( tJrMIiH lUlD.lIt.8n~1'\1IO.£0••5 (81305-B2120) CASE •••WASSt01L -W~TRNR OPE~ATJON ALONE IN 2001 NAT.CONO.(B0306-BI304.8212t-B31201.LEVEL PREDICTED TEMPER~TURE PROFILES. I t1~y t981 .-------1.JU1\E 1001 -----I JULY ISSI D v -)I j 1 1 ~_....~J 250 200 , ~ 3!w '11....o ~-I 0wJI'~:I:I 'I ISO ;U :r:I ..,./II?0 CJ '-0 -+~L/.3 ~I--J 0 t--~--@ .-/-........ -:-.-/I-""• "S ~w ->-:r=--.~~~IOO .~--(J) l- I -0.... W -r 60 0 0 5 10 15 TEMPERATURE-ICELSIUSJ RASKA PO~ER RUTHCRl TY CASE •••WASB101L -WATRNR OPER~TION RLONE IN 200\••NlllNA 1"10..£1;1 I DI'IICiM IUlD.. NRT.CONO.lB0306-BI304.B2121-B31201.LEVEL 5 181305-82120)WQ1ANA RESERVOIRLEGENJI PREO ICTED TEMPERATLRE PRCF I LES ,TEMPERRTURE PROFILES t AU[)JST 1981 "_._"'--'"1 SEPTEMBER 19B1 HARlA-E~O JOINT YE~lUR[-----1 OCTOBER 1981 C"I~.Q,J......1....-.41-010-04 J I .·1 I 5 i 1 I ]---1 ~~~ 29l 200 -K! W ""11l-I,aILlII~r I -;160 ::0'.I 11 2 ar, 0 _.1 ml-I '.t-.~-.r.A .....--'.-....zw.-.-"'6 -i>.~..~~IOO I 111,UI l-I5 -....IW I • \.- IiO I I I I t- o I a 6 10 IS TEHPERATURE-l CELSI us I ALRSKR PO~ER AUTHORITY CASE •••WRSB10IL -~ATRNA OPERATION RLONE IN 2001 ••6UIIU~~Cl I (JtIlDifI IUIEL NAT.CONO.lB0306-81304.82121-831201.LEVEL 5 181305-821201 WATRNR R£SfRVOIRLEGEND. PREDICTED TEMPERATURE PROFILES:TEMPERATURE PROFILES1NOVEMBER1981 ...------1 DEcr:::M8E~19BI HRRlA-EBASCO JOINT VEN1URE-----1 ,jfl"l.lQRY 1982 ....._.1U1"'_I_--I "-Ol~ 1 1 j 1 j ~~~l I 260 ......--.,...--.,.-.....,.---.,,.--r--"r"-"'T""-..,--...,.--,--r--r--,--.,--, 2CC+--r--r---"ir--j--t---f---t---+--t--It--t--"t--;---;---t -~~~0W~~..'~~160 .2 l5 ~).3~ @ ~......•...... ,- Z W :--.'-S -4~>---'~~-~~ 100 P1.m ~a..... W ----t-.•---j!----f--.-t---i---1 ::I: 60 4---4-~--.f_-\44--I_-4--+-_+--r--+_-_t_-_+-__tI--+--"1 0+---1._--1......_.1.-......1-1-_-+_.......__1....--_...1-_-1-_-1_--'1...-_..1-0_......._......._-1 5 m m TEMPERnTURE-CCEL5JUSI FLRSKA F'OWER AUlHCflHY CASE,••~RSBlO1L -WRTR~OPERRTJCH RLONE IN 2001 ...li\lilfNlll'llo..Etf I ~lCDl.. NAT.CONO.IB0306-81304.B212l-B31201.LEVEL 5 181305-B2120)WATRNR RESERVOIRLEGE"O, PREDlCTED TEMPERATURE PROFILES·TEMPERRTURE PRCFILE51FEBRUARY1982 - •----- - 1 MRRCH 1982 .mlA-EBR6CO ..DINT VENT~E- - - • - 1 APRtL 1982 CII'._'lu.....I.__I 4f-Olo.tH 1 1 I )j C~__»1 2'50 ·200 -~ uJ "'Q.....0w••fflr ,1&0 ::0 :r .-II:.?i5 0 ---..-.3 ~.....I --§. I """'- I ....... ""- ,r<'"'..~W I>'-...,""~~IOO ..I--..",- •./I ,UI..... 0I () I-Wr I \\ 60 I I , I .., , 0 0 5 10 15 TEMPERRTURE-ICELS1USI R....R5KA POWER AUTHM IT Y Cl=lSE •••L.lASStOIL -WATRt.R OPERATl(J\l ALONE IN 2001 ••&l.8l1MA IWUCT I IJtIlDiIt I'IDl. NRT.COND.IB0306-B1304.82121-831201.LEVEL 5 181305-B2120)WATRNA RESERVOIRLEGEt-lJ1 PREDICTED TEMPERATURE PROFILES.TEMPERRTURE PRQflLE5IMAY1982..-.........1 ,JU~1982 Imlj:HER5Ctl .llINT YENllFE---"'-1 ,JULY 19132 c...~..'LoLita••I_--I .-Ol~ )J J j i -~J ~-l ~--i -C--CC-1 ---4 I :i ' ,!!!!! i I [2SO I I I Ii;I.I 200 &? ~wr -;160 r.:o.... @ w>~IOO I-a W :I: IiO o -_.-- - -I r ,•. I r-.....-•I---.~•..-..../-' .•. ~I::"":-•--.. ;;~.,.. ;r ~ - S 10 16 "1Ja X;lSI 2 g :I fR.. ZIi.... ~ Ul TEHPERATURE-ICEL51USI RRSKA POWER RUTHmITY LEGEI>Il. IfFlA-£BA5CO JlI"lT VENlrnE WRTRNR RESERVOiR TEMPERRTURE PROFILE5 41-010-0- ~1OlO..8l8lflolA "'O.EtT••5 I Bl 305-82120) C~E •••WAS9tOIL -WRTRN=l OPERRn~ALONE IN ZOOI ~T.COND.lB0306-BI304.B212L-B31201.LEVEL PREDICTED TEMPERATURE PROFILES: 1 AUGUST 1982••••-••-1 SEPTEMBER 19B2 -----t OCTOBER 1982 i J 1 ---I ~---~-"i ~"~~1 "1Jo 1:1m:.u 2 a c 3 ffi zS--I ~ U1 .. 16106o I 1-1I II.-~E~~~~-~~=~~~~,..-----~~~[r-=~E~l~~t~=~=~E~~~~---I---r --1 -_--- r--_-+__'_1__ L..-,-~_~__1-->--_ -- r-_-----r-_0--_ .--e----____I -~---~_I~--..L_--"_.1 e-,I -e->-I "'-.',.,---e-._- ---r-f------r--_1~==fl;:;~=c-----"=-~-~jBr-==~==*==t=j=-~- r--I~"...."__+-___ '--.--'.I--r-- r-,-I--r--..--r--_r----_,-e-i I--f---___>------I--r---I __ '--~-\-_.f--~-.---1--_ --;r---t-___ -r--L_--I---r _.1...,...-•r-_ I ---~"'"-i __--r I __,1-1=-I ,I--~I I I,L--;--~~____1c-I +-----r-I I'., r-I I I II !,-t-o (;Q :roo ~ ~IOO .... is....... ~ ~ ~ W %: 1 160 2:o ~ l- ~ ------------------------=====:==:==~==~==;I==~!~=;!==;_,-----IIiii , ! ! . ~i i !i . .&.....i j •II TEMPERATURE-I CELSIUS J ALASKA POWER AUTHORITY lEGENJ. HRRlA-EBRSCO JOl~r VENTURE W~TQ~RESERVOIR TEMPERRTURE PROFILES 4I·OIG-Q( ~1OlQ.QII111lll I'IIQ.£tJCASE•••~RSBlOtl -WATRNR OPERATION RlONE IN 2001 •• NRT.CONO.IB0306-BI304.B21Z1-831201.LEVEL 5 181305-82120) PREOICTED TEMPERATURE PROFILES: 1 NOVEM8ER J982 .--- _..- I DECEMBER 1982 - - - - - 1 Jt:lNJRRY J983 1 i I J 1 )C-l I 2\;01;i ! I I i. !i I.I!I I. I I j- I "1JoIffl :0 2 0 c 3 m ..... z5.... ~ tn 1510 TEHPERATt...RE-ICELS1L6I 5o ,- -.. ~ _.• 1--. ._- ~:--""::h.- I-- l- ""'I --.. --'""~,. L. .- -o w>~IOO 60 200 ffi.....wr -;160 z:o..... ~ .... W I .... is RASKA POWER AUTHml TV LEGEt>(), ~ZA-E9REiCO ...oINT VENl~E WAT~NR RESERVOIR TEMPERRTURE PROFILE5 CASE,••WRSSl01L -WATRt>.R OPERRTJ(Jo.I ALONE IN 2001 •• NAT.COND.IB0306-B1304.B212l-831201.LEVEL 5 181305-82120) PREDICTED TEMPERATURE PROfILES: 1 FE~UARY 1983 --------1 M~RCH 1983 -----1 RPRIL 1983 lII.6 UNA I'RIJECl IJtIlRI'I IQlD. 41-010-04 EXHIBIT 2 EXHIBIT 2 RESERVOIR TEMPERATURE SIMULATIONS,STAGED CONSTRUCTION, STAGE 2 (WATANA -EL.2000 AND DEVIL CANYON),PROJECTED ENERGY DEMANDS FOR 2002,E-VI ENVIRONMENTAL FLOW REQUIRE- MENTS,HYDROLOGICAL AND CLIMATOLOGICAL DATA FOR 1981-82. a.Devil Canyon Drawdown -50 feet Three Level Intake b.Devil Canyon Drawdown -50 feet Two Level Intake c.Devil Canyon Drawdown - 9 feet EXHIBIT2a -1 i I J 1 1 )I )J --1 --j ---1 -1 I I ...----...,.------,-----r-----r----..,.----il.'~--n !4 I~~ ~S I '24 0.6 i ~12 0.0 ....-0..1..... ~.2..-_"-~~tl1/O..-1 ~I LlV£L Z -~VIl.Vl IFI~ 15 ~ -i -- "TIr- 2 10 .... fT1 :J: ~ D -l I>~ ~ I ~ n 'oJ ..I¥lAU.. ..0 "~ F F"EQAlUlY I~-~'" I I I I I ---+--- I I I I I --+-1--· o i ~~t OCOOl~A 1 .JW.RfY t -t I r I W Ir 10 I I~I I I~I I w ~,I I9 I I ----- I I~I ~ ::Io 15 ....--i ,iii i y L.J 19fIO 1981 Lia:hQ ••.~,_~1020 -WA1ANA O"EAATI~W....IlOVJL C~ON IN 2002 .. tAG£E-v I S2.NA1l..M..COlo()I T1lHO.~OO~_60 FT.IDC I ----PAroICT£O OU1FLGl T£I'IPEMTl.AIi: ..-..--..-IIoELllW TDF(RATlJl5: N)1£IO,1.INTAKE PO~l L[vn I Rl EL.19G4.1i ~1.1&9liI.9 "I 2.INTAKE ~T LEvn Z AT iL.•.I92G.&I:t.1"l'1.4 HI 3.INT'lI(£POAl LiVEL iI A1 EL..1900.&FT.11i'76.8 HI ~.INTAKi POAT ~£VEL ~AT EL..19&O.1i 1:1.lliG4.2 HIro.INT~POAl LE~Ii At iL.IBL2.Ii ~t.1'62.5 HI Iii.CO"Ii v~vE A1 i!..[VATION 1"781 I:T t~.O "41 7.g:31u...wAV CR[liT AT [L.[II~T1~ZI4i FT ''''''.7 I'll fLASKA PO~R AUTHmnV N IJ~MQ.J:CI I DtIIIliIt lUllL WA1ANA RESERVOIR WTFLOW TEMf'ERATURE f=t.,IO ICE GR~TH .,:RZA-EBf6CO .JlINT VENTlflE l;ioI_.IU.......I.-_I .-QI~ --i 1 1 ..,IiO .....nZ~ 1.0 P1... I -311 D.6 - I 2'4 3:~12 0.0- 0 Lh'£l I •~~!"..L z •~~~i -_.••~.lEVn.·,_••••• L[VEl !i~••-•••1uNf.I/fUf I "'j~--I 16 ,i j Iii I I ,I iii15 o I I I I I +---I I I -+f-----Iu uJ'3'"·r ,"~ I-L_"J ,f\-la''1 -n '"- ' I i.I ',,-~:(I,.: ·1:,t1.:1[\1'1 I!I:/I IV 'IAn-'o,U 10....'.t"~,..~•~..-.,...It'""e-..--~"' o .•"I.~~'/'I""'C -.~J ~~.''"'"ii I 1 •~ oi ~t ~I ..u.t 00)~,,£I>"i OCT ·t ",;;:,"1"OCt I ~l F(9 I MAR t APR to 198\1984? HRRlA-EBRSCO JOI~T VENTURE ALASKA PO~AUTHORITY WATANA RESERVOIR ()JTFLOW TEHf'ERRTURE fV'.lO [CE GR().ITH 4l-01~04 bflI[SM tUlO.lilAI UNA lWU:et l.£(J[N),~I ...~I020 -wATANA ~T\ON IUDEV]L CA-I'tON IN 2OD2 •• CAGE E-~I liZ-NAT~COKlITICNi.~OO~•50 H.IDC I ~---PREDICTED ().J'FL~TEHPLRAT~..-....\'*L().l·TEt'fJERATLIlE 104)1""I.INT~PORT LLVEL.I I:\T EL.19ii4.1i FT.Ili.91il.9111 2.INTAK£PORT LEIIEL 2 AT EL.192G.1i FT.l1iQ7.4 111 ~.INT~PQq1 L(1IEL3 RT EL.19QQ.1i FT.1'75.&PlI 4.INT~PQQ1 U:va.•AT a.IBGO.1i FT.1","4.2 HI. Ii.INT~PQQT L[ViL Ii AT~.lQI2.Ii ~T.1"'.1i HI Ii.C~V~VL AT kL£vRTIQN 1191 FT 11i41i 0 ~I 7.~ILLWAY ~T AT tl...£VATION 2148 FT 1"".'7 "\ 1 J i 1 1 1 ~---l 1 ...--......--...--..,....---r---r--...,.--,...-,--,--..,.--r--,-I.'liD ....-n 24 I~~... -~I 'Z.D.S i tJ 12 0.0 ...-0 -• •• • II..[wEL!.I~L.[~L 11"----1 J-! ItPIU_I I 15 ,Iii I Iii ,,iii15 o >4 rr-----f---S-r---t-. LJ ,t I I uJ ~'IU•~~~_'a::>" •__I C~f----..'~a "..".. ...•--" 0:"II ~I..I ,- w ' ,~.n.','"\,,,1'I'/"Ir lUi.~If ~<....•" '.,"".""~0\".1\/V ...".,;l•.J U\,.~,I\.;< ;;•,:.J '~-.'T ~.:II.J ••,-~->i~..-.''"~~•'-<il I:: .'\.~ J '.-S-,, I I ~ RPAo;'I ~~J..N I .u.,~,II[P "OCT .tb bhOV i [1C t ~t FEll"'i IU¥l t t-0 1982 I 19ft3 l.£aJI(),r;A&iE •••~I~O -"'AT~A oPERAfiON "'~V1L CA'o/\'ON IN zcnz •• CAGE £-'11 GZ.NATlM..COt-()\fI~.~OOiol'4 ..00 FT.lOCI ----PR£OIClro CUTFL()<Ti:....(AA~ - - - - - - - I "':l.OW l'DF£AA1\J£ NQTi_.I.INTAKE PO~T L(V£L I AT EL.leG •.'FT.1G9Q.9 HI 2.INTAKE PORT L£~2 AT EL.I92G.C FT.IGQ1 .•HI i.INTAKE PORT LEV(l i AT EL.1999.&FT.1G?6.B HI A.INT~~T L£vEt....AT EL.IBliO.'FT.''''''.2 HIC.INT~PORT LEVEL C RT EL.18l2.'FT.1~2.'HI ,.CONi VALVE AT [L.[VATION 1191 Fl I'.'0 HI 7.GPILUWAY CR£GT AT ELEVATION zl.e FT "~.7 HI ALASKA POWER AUTHORITY l'iUIlllllA I'flO.LCT I lMlDiH tUIQ. WATANA RESERVOIR WTFLOW TEI1PERATURE. ~D leE GR~TH tt:RlA-EEJlSCO J)INT VEN1~E CII'.....1U.1....Ti ....-.1 oQ-OI~ I 1 1 .~1 260 I 200 -~ W 'lI....ew I'~:r .1 11,0 -, :I:,.11 2 a0I113c........I I.HI~--4 ...,..Z l.&J L-G -l>...~~I~, '\rt1,l1) r-'\~1--.....\w:r ,f------ fiO I I I I I 0 I 5 10 15 TEMPERATURE-ICELSJUSI FLA5KA POl£R AUTHDH TY CASE,••WRB1020 -~ATANA OPERATION ~/OEVIL CANYON IN 2002 ••IlJiI f10lA flRQ.,(CJ I DMOiI1 IUlll. CASE E-VI 52.NATURAL CONOIT1ONS.DRAWOOWN =50 fT.lOCI WATANA RESERVOIRLEOEr-lli PREDICTED TEMPERATURE PRQF1 LE5,TEMPERATURE PRlF1LE5lNOVEMBER1980.......--......1 DECEHBER 1980 I-mlA-EIJl6CO ..JlINT VEN1~E-----1 ..JANJARY 1981 Qo,u..............1.--I 41-OI~ 2GO - - 200 -~w -"0t-Ow I'~:r "7 160 :a::"112 a 0 .~113 ffit- t-.~~~......-..._--ZW--_10 -i>1\~IOO ~ "-ffl In t-)- 5....wr - Ii( - 0 0 6 '0 'sTEMPERATURE-(CEL5IUSI ALASKA POWER AUTHORITY CASE.••w.:lB 1020 -WRTANI=l OPERRTI ON W/£X::V IL CANY~IN 2002 .......It...fttl)..(CT I IlWtlaI'MlXIll- CASE E-Vl 52.NRTURnL CONDITIONS.DR~OO~N =50 fT.lOCI ~TANA RESERVOIRLEQEfID. PREDICTED TEMPERRTURE PROfILES,TEMPERRTURE PROFILES1FEBRUARY1881 ..._----1 MARCH 1961 I4lRZj:.\-EBSll J'lINf vENT~[---.-1 APRIL 1981 __.!u.....1---1 42..QI0-4)6 --'I ---i -)I J --)J I J )---J 2GO 200 -~'lII-0UIII~J:.. ,150 :a:::J 1 2 a0.,---113 ~l- I-...-,....~"-.-.J.-•....... W '",--...-'1.06 ~>\.':/~~~IOO \.m...Iis..... UI:x: IiO 0 6 10 15 TEMPERATURE-I CELSI US I fLA5KA POWER AUTHffilTY CRSE I ••Wtl81020 -WATANR OPERATl ON W/C£V IL CANY~IN 2002 ...lilIIl,...1'flO".£C'F I IJtIIDitt tmQ.. CASE E-VI 52.NI=lTURAL C(JIlO IT IONS.OR~OOWN ""50 FT.I OC I WATANR RESERVOIRLEGEt.ll. PREDICTED TEMPERRTURE PROFILES:TEMPERRTURE PROFILES I I1AY lool_._.._--I .JUlIE:1981 J.mZA-E£RSCQ ..nlNT VEN1LAE-----I ..JULY 1981 _..............,........,·QIl)..(M i I I ~J 1 2IiO 2QO -~"11.-•-'-.alJJ-J II ~r I ,1&0 •,,-17 .2 a:c I -0 -,/113 ~~•, r-..@ ..-~......-'./'....::zw..-.------~.Ii -i>..-~M~IOO -II>---...-..-.-Ul ~-a..... w:r 60 - 0 0 5 10 15 TEHPERATURE-CCELSIU61 ALRSKR POWER RUTHORITY CASE,••~~aI020 -WATANA OPERRTION W/DEVIL CANVON IN 2002 ••$LIllfllA MO.£CT I QItllC;It IUlll. CASE E-VJ 52.NATURRL CONDITJONS.ORAWDOWN c SO FT.lOCI WATRNA RESERVOIRLEGEII(), PREDICTED TEMPERATLRE PRt:F1LE5,TEMPERRTURE PROFILES 1 AUOJ6T 1881 ..-------1 SEPTEMBER \9Bl ~ZA-£8ASCO J)\tIT V£.Nl~E-----L OCTOBER 19BJ e......w.N1IIlI .....1 4I..Qlo-tM j i J J 26Q 2m - H?w "tI....,0w-I'~::I:I --;Uill --_I 11 2 arII0~113 ~.... I- @ ,...-, 1.0&~w>..~~~IOO .......--r-OJ•~-\6 ---- .-tw ::I:I I liO • I I --, I 0 I 5 10 16 TEHPERATURE-lCELSIUSl Fl...F\5KA POWER AUTH£fl)TV CASE •••WABI020 -WATANA OPERATION W/DEVIL CANYON IN 2002 ••iI.IIlfllA "'IIUCf I DtlllJilI lUlU. CASE E-VI 52.NATURAL CONDITIONS.ORAWOOWN ~50 FT.lOCI wA1ANA RESERVOIRLEGE~I PREDICTED TEMPERRTLRE PRCFILES,TEMPERRTURE PROFILES1NOVEMBER1981 .....-...----1 DECEMBER ]981 ..mZA-EBASCO JlWT vun~[-..-..-1 ..JRI'.UARY 1982 aUaGI·.u.......al-....-I 41-01(H)4 ------J ---I l -~-~ Ilia 2CIl -~"lIt-ow I'~:z:: -;15tJ x:..........1 2 00 f.."'::1 113 ml- t-~~l ...0-4 ~...;Zw1-&-;>"...~~IOO r'\Ul I-\5..-\1.J .-r 100 - . 0 0 5 10 15 TEMPERATURE-(CELSIUSI fLA5KA POl4ER AUT~IT Y CASE •••w~eI020 -WRTANR OPERRTION W/DEVIL CANVON IN 2002 ••lUll INA I'MlUCf I 0tR0tl IGlIl. CASE [-VI 52.NATURAL CONDITIONS.ORRWOO~N :50 fT.IDCI WATRNA RESERVOIRLEGEtIIJ. PREOICTEC TEMPERRTURE PROFILES.TEMPERRTURE PROFILES1FEBRUARY1982-----..._-1 MRRCH 1982 IfRM-E~JlINT VENll1tE--_....-1 RPRlL 1962 CIOn ....11.&......-1.--I "-010-04.. ]1 1 J I 1 I ))1 i J 1 1 J 2m 20) -~ W 1Jt-owI'~r -;ISO J.-...11 2 0r.-.-0 :11I3 ~t-..t-.@ •.........I ,/-I 1-'-~Z W ·.~G .....>............I IJ'~~~IOO ן\-m I lJ) t-\.a I · ..... ~, ~., liO ,, , · I I0 6 10 15 TEMPERATURE-lCELSIUSI ALASKA POUER AUTHORITY CASE •••WA81020 -WATRNR OPERRTION W/OEVIL CRNYON IN 2002 ••lIUIlllIA I'IlO.LCf 1 ImlOiI'IUlIl. CRSE f-VI 52.NATURRL CONDITIONS.DR~OOWN =50 FT.IDCI ~ATANR RESERVOIRLEGEi'll. PREDICTED TEMPERATURE PROFILES.TEMPERATURE PROfILES l I1AY 19E12..-..._---...1 JU/'E 1982 ~1A-£ElA6CO ..oINT VENT~E_.---1 ..JULY 1982 CldC_..............I•--I «-DlQ--ll4 J 1 I 1 B ~·"·i 1 1 ". 1 "I I ]]I I 2IiO 200 -~ W ~ ,. t-oW,.1 fflx:~••d '"7liO ,;0 :a:I ~11 2 a0.1-'/113 Hll- I-~'--1~., 14 - . ~j....:--.~G ~W .>~........--,.~~IOO --..:::::...--..nl Ul.... X "--0.... 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PREDICTED TEMPERATURE PROFILES,TEMPERATURE PROFILES 1 AUQJST tSB2 ..._-----1 SEPTEMBER 1982 ImlA-fBAGCO JJINT VEN1~E-----1 OCTOBER 1982 ClOIC_•.........1._.1 4l-ot~ I 1 1 1 1 1 J 1 »])1 ~1 2g) 200 -~ W "1JI-0w II ~:t:, -;UiD 2:"-.:..: .......It 1 2 2;0 .:113 ~l- t-~~11114 .... uJ .~I>~>"...~~IOO ,UI I-- t5....w:r -- 60 - 0 a 6 10 16 lEHPERATURt-(CELSIUSI RA5KA flQ.JER AUTH{JUTY CASE •••WABI020 -WATANA OPERRTION W/DEVIL CANVON IN 2002 ••IUIlrNR MUCf 1 orMlltIlUn CASE E-VI 52.~TURAL C(»jOITIONS.ORR..IOOWN =50 FT.lOCI WATANA RESERVOIRLEGENJI PREDICTED TEHPERATl~E PROFILES,TEMPERATURE PROFILESlNOVEMBER1982............---1 DECEMBER 1982 ~ZA-£BA6CO JlINr VENT~E-----1 .JA"lJAR":!1983 011_·..........I_....-I 4I·OI~ 1 ~J 1 1 J 1 1 1 1 1 1 1 i 2IiO 200 -~-U.-aw II ~r "j"\60 r 1-12 60"....r-...lin ~.- r '. ~:":>1 ....... -...:~..z ~...s -t>'"\~~~IOO \U) t-.. ~... W 1---.r liO 0 I)5 to 15 TEHPERATUAE-lCELSIU61 RASKA POwER RUTHDU TV CASE •••W~BI020 -WATANA OPERATION W/OEVIL CANYON IN 2002 ••IUIU.-MQ..ECf I lI'fIOtI IIIlQ. CASE E-VI 52.NATURAL CIl'lOITlONS.OR~OOJ,jN =50 FT.lOCI WRTANA RfSERVOIRLEGEt-ll. PREO ICTEO TEMPERRTL1iE PRCF J LES,TEMPERRTURE PRQflLES1FEBRUARY1983---_..._--1 MRRCH 1983 .mlA-E9l5CO .nun VENTtR£-----1 APRIL 1983 CIlI_·1U._..l.--I 41-010004 J J I J )I j ]1 I I I I 2'IiO , 2(r -~-uJ "11....0If!.1 J: '";160 ~ r 11 2 2;0 11 3 m....-~-£I ......... '\,r-ZW,-I>-t>'".P"'"~~IOO . \,.-..-rn UI to- :I: 0..... W:r: IiO 0 0 6 10 15 TEHPERATURE-(CELSIUSI FLASKA POWER AUTHeJUTY CASE I ••WA8ID2Q -~ATANA OPERATION W/OEVIL CANYON IN 2002 ••lUll .....MOSer I IMlOIt lOlIl. CASE E-VI 52.Ni=lTURAL CONDITIONS.ORJ=l.JOO~N =50 FT.lOCI WATANA RESERVOIRLEGEIIOI PREDICTED TEMPERATURE PROFILE5:TEMPERATURE PROFILES 1 HAY tOO3....__.-..1 JIN::19133 .tmlA-CBASCO ..JlINT YEN1~E----- CMI_......_IW II --I 4I-fIt~ ..J oM>.... .J w ~w..az o !i :i i;!, , I I' I !,. 1 ;II: I t '!Ii I 1 -; ", I i I if i ii, !I t II II I I I ! t !:' I ~ ; i I!. I 'j ! ;,I I I I I I ,)I' I I .'> l !I I I;I"I,' I,I,I,", I I !I !:1 i !ii,I:\I Ii:h I~l ~j t \!,!;jl .~,i 1I-_....--"i--i:-I--i!~;...,-+--+'-+-4-+-++-t-i-t ~, I I I;I TIl -i::;1 I :\! I;l,:f,i! ! ,i!'!I iii i :;:::i I I \I i I ,I.iii I i j'fi i i;I :I'H-t--i;,--i,H~t-i~i_+1-f-'-+-+---+;--+-+I-!:-1H I I ':I \!I ,I !!Ii!!',I!;\.1 1 I !I I iiiiIII,!![III!I i I I I I r I" i t,I.I'i i,,I i dIi!! " I I I I !,II':!i I I·! ! I I ! ! , ! I , :l I I j i II i I I ' !i !! 11 II', 'II i i J 111 II !I I I ,.:0.- ICE -1M) o II)0-;~~ Ul ..... .... 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PREO ICTED TEMPERATLftE PRCF I LEE.TEMPERATURE PROFILESlFEBRUARY1SBl ..-...--..-..1 MARCH 1981 ~lA-£ER:iCa ""OIN(·vEtm~E---..-1 APRIL 1961 I ...,,_...........11--I "'·Ol~ )i 1 ]J 1 J 1 i )1 j 1 ~i 1 1 200 "'0 ~ ~,--........---..~..--..-1~~..-..-..-.... l ..-t ffi,.,_r~- 160 ~-'..,--->-.-3 ..... ~-.:z~-; r\~I- W '--:r (J)-Ix: 0 I- §lOO W --~.::-. ~I I- is.... W I:1:50 1----.-- .~Rl.Y£ 0 0 6 10 16 TEMPERATURE-lCELSJUSJ FLASKA POWER AUlHmITY CASE I ••DCBI02Q -O£VlL CANYON OPERATlON ~/~ATAI~IN 2002 ••II.IlIINQ I'AO..ICT I lMlUH lUlll. CASE E-VI 52.NRTURAL C(l.JOITIONS.ORAW~N '"'50 FT.3 LEVELS r£VIL CI=NY~RESERVO IRLEGE;'V a PREDICTED TEMPERATURE PROFILES,TEMPERATURE PROF I LE51HAY1981 ..._--_...1 JU/I.E 198 1 1-ffilA-£EJl&O ..J)INT YENlLflE-----1 JULY lool ,-_...........11I 1._.1 .-OI0-ta4 J »t 1 ]I i I !I 1 1 )i 2QO "'D ~ ~I L-+.-t -~. 1 g IV , z fA.-. 160 /-,,.... ~.z II .·i W ~~w 1/:r.UJ-I I •Iz:J I0..~, I~I~IOO ••,I I uJ>•~•--·I-0 :----------a •.... 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CASE (-VI 52.NATUR~L CONDITIONS.OR~DO~N =50 fT.3 LEVELS CEIIIL CR-jV(J-,I RES£R\lOIRLEGEIIlJ• PREDICTED TEMPERATURE PROFILES,TEMPERATURE PROFILES1NOVEMBERlS81--_........1 DE:CEI1BER 1981 tAUA-£~.nun YENllJtE-----1 JAN.JARY 1982 COII~_.I ........I .....-I .-oI~D4 J I J 1 »1 -~1 1 1 -1 200 "1J ~ ~I\~Ig 1 \Z J4tlliO-......._..-!I .... ~z......w ~.... uJ E:UI-Ir 0 t-r ~100 ILl:> ~------~---- t---1----1------1--- 5 --w:roo ._- -.llH:VR.VE 0 0 Ii 10 15 T(MPERATURE-(CELSJUSI ALRSKA ~[R AUTHORITY CRSE •••DCel020 -DEVil CRNYON OPERAT[QN W/WATRNA IN 2002 ••Nlr.MUCT I bnGtoI ICIlIL CASE E-vt 52.NRTURRL CONDITIONS.DR~OOWN ;50 fT.3 LEVELS (EVIL C~Y(J.I RESERVOIRLEGE~. PREDICTED TEMPERATURE PROFILES.TEMPERATURE P-RCF J LE51FEBRUARY1982..........-....1 H/:lRCH 1982 tmlA-f1A:iCO ..DINr ~1~[-..----L APRIL 1982 _l_.........1.--I C.OI~ 1 J J -\I J 1 I 1 I I 1 )])J 1 I i --1 2'aJ "'D 0 %: ~\.....--,---.f-r.J II?---..---r _--z KlI.-160 1/.-L-3 -~I Z..-t ~l-I UJ Ir I Ul-I IJ: 0 '.-l- II-&sIal II"J 1---:>, ~"----- I I.---'-.-_...- 5 ; .......- w . :I:so I I I ----I I ,.~AL.V(I I ,, 0 0 6 10 \6 TEMPERATURE-(CELSIUSI ALASKA ~ER AUTHOR1TY CASE •••DCBI020 -DEV[L CANYON OPERRTION W/~TANA IN 2002 ••MUNA IM,.£CT I DrlIGI1lUa CASE E-vI 52.~TUR~L CONDITIDNS.DRAWODWN =50 FT.3 LEVELS DEVIL CANYON RES[RYOIRLEGEt-D. PREDICTED TEMPERATURE PROFILES:TEMPERATURE ?ReF I LE5 I HAY t962..-......-....-....1 JU!'£198Z ~-EBAGCO ..JlINT VENll.~E-----L ..JULY 1982 COIIl_.1U.""1'--••-Ol~ I J i ]1 i 1 I•1 ]J 1 -~ 200 ~ J: I~..../I -~--- /""-.z Hl. 1100 --J r 3 .... ~,,7- ,/./----t W .~.1--././' W /I :I:I Ul-I , iJ:I 0......I .. l-I I@IM•I•/uJ .->I •~I .f----f--------. I......I -r . 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PRED I CTEO TEMPERATLRE PRCF JLE5 I TEMPERRTURE PROFILESLNOvEMBER1902 ...._-_._-1 DECEMBER 1982 ~-ElRiCO ~INT \lEN1~£_...--...---1 •.JAt-UARY 1983 Ml_.,.......1---I C...QI()..04 1 ))I 1 1 1 i J 1 / J 1 1 1 2QQ ~ J:~--..:.. I-...I I~-\.z Hl•I ISO "t:-3 .... Kl z.....w ~.....-uJ J:til-I J: 0 ,..... 1-- f6100 lLl -> ~1---- .....----I------f·- 5....--- IJJ ISO 1--- ClN: •Y~UE - -- 0 a 5 10 15 TEHPERATURE-l CELSI US I R...A6KA PO~AUTHCfiITY CASE •••OC9102O -OEV[L CRNYON OP£RRTlON ~/WATANA IN 2002 ••....UMA Ml.E.tT I ~1IIlO.. CASE E-VI 52.NRTURAL CONDITIONS.DRAWOOWN =50 fT.3 LEVELS [£V IL C~ftD-.l R£SI::RVOIRLEG£.Jo,()I PREDICTED TEMPERATURE PROFILES,TEHPERATURE PROFILES1FEffiUARY1983....-..........1 MRRCH 1983 ~lR-E1'Ia:O .JlIHT VENllfiE-----1 APR[L 19B3 _\:1M ..........T.--I ~-OlQ..Q4 i )i J ]J ]I I )]--I 1 I I j 1 .~ 2Q) "'D 0s: ~\..---..------to ..........-_.._-,g.......-... \I', , z ~. '60 , I-3 .... ~I Z ~·~....I Wr t lJI-I IJ:Ia t-,.... 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CASE E-V]52.NRTURRL ((J,jO IT IONS.OR~OlJWN =50 ft.t OC I [£V I L Cl=NYCf',I RESERVO IRLEOE/'oV. PREDICTED TEMPERATURE PROFILES:TEMPERATURE PROFILE5lNOVEHBER1980.__......_--1 DECEI1BER 1980 I-mlA-EilASCO ...nINT ~TLRE-._--1 .JANJARY 1981 -_......-T•--I .-OlG-Ot i 1 )J 1 I 1 ]-I 1 )1 I I B )]1 aoo ~ .'!\:"\.•Hl·IIiO ..liz z--.~ ~......-.; '1 -. W ~l-..I..LIr lJ)-I ¥: 0 l- I- @IOO W> i .... ~.-w :1:60 .~RLW£ 0 0 6 10 16 TEHPERATURE-l CELSI US I A...ASKA POWER AUTHCJU TV CASE I ••OCBIOZQ -DEV[L CANYON OPERATION W/W~TANR IN 2002 ••IUIIItlA fl'lO..ECT I DWIIQtI tIIIEL CASE E-V I 52.NATURAL C()IIO 1TI ()t.6.DR~OOWN ::50 fT.(OC I DEVIL CANYON RESERVOIRLEGEtolJI PREOICTED TEMPERATURE PROFILES.TEMPERATURE PROFILES1FEBRUARY1981 --------t MARCH 1961 tmZA-£ERiCO .JJINT VENllJtE-----t APRIL 1981 DIIe.-......NlIlI I'__•4Z-OIll-O' I 1 1 1 )i 1 J !1 1 J 200 ~r~J......-.-~_... ---------..'"-...-.--........i'-f« 1&0 L I--Iz 2-.---.--~--- I"-i W ~I- Wr lJJ-I E: 0...... I- @IOO w::> ~ l- 5 -'w X 50 --.~~"E 0 0 6 10 IS TEJ1PERATURE-l CELSJ us I FLA5KA POUfR AUTt-mlTY CReE •••OC8102O -DEVIL CANYON OPERRTION W/WATANA IN 2002 ••....'11oA I'IIQ.D:f I 0l"0fI IIUl. CASE E-V I 52.NATURAL C(J,IO IT IONS.ORl=l.tOOWN =50 FT.lOCI DEVIL CANYON RESERVOIRLEGEt-lJ. PRED I CTEO TEMPERAT~E PROF t LES I TEMPERATURE PROFILES 1 HAY 1981 ............1 JLJt-£196 1 ~BAGCO ,JHNf VEt-lll.RE-----L ...lUL.Y 1981 Cll1~".n......,.I'--I .-Ol~ j j ]J 1 D J J j J J -1 I 1 200 "lI ~~I ,j ..- -.gI!........•...J«., lliQ )'.'~.2 Z-~, II :-i 1.1.I ~....w I ;:2:lJ)-•.,:r J •0....I • l-I I ~IOO ,I I ·uJ ->~,·,.... It3,....-- W I roo I , , I ·.~~V£·• I 0 , 0 6 10 15 TEHPERATURE-CCELSIUSI FLA5KA POWER AUTHCflITY C~E.i.DeSI020 -DEV[L CANYON OPER~T[aN W/WATR~IN 2002 ••IIlIIlrlrlA 1ftU(;1 I 0fIl0iM lO:Q.. CASE E-Vl 52.NRTURRL CONDITIONS.DR~DOWN =50 fT.lOCI DEVIL CANYON RESERVOIRLEDOU. PREDICTED TEHPERATLRE PRCFILE5.TEMPERATURE PROFILESIAUOJST198J._------L SEPT EMBER 1981 ~zA ..[(R5Ca ..KlIIiT VENTlflf.-----L OCTOBER 19BJ Qll~.•.......··1·--I "'..Ol~ 1 m I ~II I .~J 1 1 ]I E 1 1 200 "11ar~._--'-'.-,g \. . pili Hl. I liD I .z Z-...~-i ~I- Wr en.. Ix- 0 t-/t- @IOO JUJ>I~ I- 5..... wroo -- .~k.VE 0 0 5 10 IS TEHPERATURE-ICELSIUSI ALRSKA PO~ER AUTHORITY CRSE •••OC9102O -OEV[L CANYON OPERRTlON ~/~ATANA IN 2002 ••IRJIlrNl NUCT I ~1GlO. CASE E-VI 52.~TURAL CONDITIONS.DR~OO~N x·50 FT.lOCI DEVIL CANYON RESERVOIRLEGEt-O. PREDICTED TEMPERRTURE PROFILES,TEMPERATURE PROFILES1NOVEt'1BER 1981 -----.--1 DECEMBER 1981 ~lA-£tJa:o .JJINr VE.Nl\J{(-----1 ..JRNJRRY 1982 -_.........te I_--,4r·QI~ 1 )I 1 ])J J I 1 I 1 ]I )1 200 "U ~ ~\:_,0 t ""~lliQ ..~.Z Z-~.... W ~I- W J:UI-Iz: 0 l- t- @IOO w>~ I- i3.... w :J:50 .~'LV( 0 0 6 10 15 TEHPERATURE-IC[LSIUSI R..ASKA POWER RUTHeR I TY CRaE •••OC9102O -OEV[L CANYON OPERAT[ON ~/WATANR IN 2002 ••lUi I ~I'IlIUCT I 0I"l0it0 lUIQ. CASE E-VI 52.NATUR~L CONDITIONS.DR~DOWN =50 FT.lOCI DEVIL CAN VON RES£RVOIRLEGE~I PRED ICTED TEHPERRTLRE PRC,F J LES :TEMPERRTURE PRlF JL.ES1FEBRuARY1982 ..-...---...-t M~RCH 1982 KlRlA-£Bl6CO ..IlIWT ~T~(-----1 APR[L 1982 coq~............r.--I <If-OUI-04 1 1 'I 1 1 1 I ))')I 1 I J ) ;,ic:,ilQ "11ax: :J,.....--.----l- f---_0--_.f« 100 --l 1/.2 Z'~.... ~t- lL!r lJ)-I:a: 0 l- I-- ~IOO W>~ I--- ts-w ::Z:60 .~A..Y£ Q . 0 5 10 16 TEHPERATURE-I CELSl US I ALASKA POWER AuITHORITY CASE •••DCBI020 -DEVIL CANYON OPERATION W/WATANA IN 2002 ••lUll \fNIl MlUCT ,IJI'llatI IUlD. CASE E-VI 52.NATURAL CONOITIONS.ORAWOOWN =50 fT.lOCI DEVIL CANYON RESERVOiRLEGEt-Ll, PREDICTED TEMPERATURE PROF1LES,TEMPERATURE PROFILES 1 HAY 1962._------1 JU/Io£1982 K"fiZA-£IRiCO ..nun vENlLRE---.-t JULY 1982 '"",e-.-._..,--"I oII-01l).4)4 j J I I I I ...~ •1 1 I 1 J 1 )) 200 ~ :J:,--,~-'T .. r .}•c.HlIliO1/-'/.'.Z :z-~.-i /·,~.-,Jwl----'"'.x:,UJ-• I .J:/0 ,....•t-Ilil100.,,Iw>., ~,I·--I---..•.....IG•.,....--w I :t'60 , ,, •.,,, ,I .~~V£..j. 0 I 0 6·10 15 TEHPERATURE-l CELSI US I ALRSKA PO~ER AUTHORITY CASE,••OC9102O -OEV[L CANYON OPERAT[ON W/~ATANA IN 2002 ••IlUI Jr~IflO..ECT I 0I'lI0iI'/IUl. CASE E-Vl 52.NATURAL CONDITIONS.DR~DOWN ;50 FT.lOCI t£VIL C~V~RESERVO IRLEG£r..o. PREDICTEO TEMPERATURE PROFILES,TEMPERRTURE PROFJLES 1 AU()j5T 1982 __w_....__I SEPTEMBER 1902 ~lA-E~O JlIHT VEH1~E-----1 OCTOBER 1982 c...etu:I.1u.ltGla I .....-I 4..Q1CHl4 J ~"1 1 )J -J j J ~I J J I 1 1 200 •~r.-I ~,.........." • -••':'1." \".-.III'~ IIiO -!"""'-•IZ z-, ~---i ~t- Wr Ul-I:r 0 t- I-~IOO w ->~.It- 5 w . .:.:I:(;Q I -.~R.."[ a 6 10 16 TEMPERATURE··(CELS]l.G 1 FLASKA POWER AUlHCfH TY CASE •••OC8102O -DEVIL CANYON OPERATION W/WATANA IN 2002 ••alIIlI~"lQ..I;C1 I ~IOIO. CASE E-Vl 52.NATURAL CONOITIONS.DRAW DOWN :50 FT.tOCI [£\lIL C~Y~R£SERVOIRlEGEt-Il. PREOICTEJ TEMPERATURE PROFILES,TEHPERRTURE PROFILES --,'>',--l NOVEMBER 1982-----_...1 DECEMBER 1982 ~lA-E£lI:6Ca .J.1INt VENT~E-----1 ..JRt-IJARY 1983 Q1'~.UN·_I_--I "'-Ol~ J J ]1 1 1 1 1 1 j 200 "0 ~ ~-X I I _,a '.:),~~ 160 ~.z Z-~~-t W ~....wx:til-, 1C 0 t- r- @IOO uJ> ~ .... is ~w:Iso .~JLv[ 0 0 5 10 15 TEHPERATURE-(CELS1U51 FLA5KA POWER AUlHCRlTY CASE •••OC8102O -OEV[L CANYON OPERATlON W/WATANA IN 2002 ••~Iltt:l I'M'I.LCI I IJltl[I,loI tIJIIl. CASE E-VI 52,N~TURAL CONDITIONS.ORAWOOWN =50 FT.lOCI DEVIL CAN VON RESERVOIRLEGENJ. PREDICTED TEMPERATURE PROFILES.TEMPERRTURE PRCF I LE51FEBRUARY1983 ..-...----1 MARCH 1983 .mZ~BA6CO ..oINT vENllflE--_..-1 APRlL 1983 ~_......•...,·1·....·1 4-011).,(16 J J 1 I 1 i J I J 1 ))1 »1 2CI) '11 0x: ~\..-..-.....----..-----...-,~--~ \...-Kl.. 160 \liz z-~-I uJ ~~w :J:UJ-I •z: 0 r- ~@IOO ·•W 1---->·~I -._~·I --l- i§,-- W I :I:r.o ···-- I 1 .~__W£,- t Q 0 6 10 15 TEMPERATURE-l CELSI US I I=LRSKA POWER AUTI-mI TY CASE I ••OC81020 -DEVIL CANYON OPERRTION W/~AT~NA IN 2002 ••lilJIllNA I'ftlUCT I ~IIJlIl. CASE E-Vl 52.~TURRL CONDITIONS.DR~OO~N =50 FT.(OCI DEVIL C~YON RESERVOiRLEGEt-Ll1 PREDICTED TEMPERATURE PROfILES,TEMPERRTURE PROfILES 1 MAY 1963 ...._----1 .JUt-E 19133 ~ZA-t:EAStO ..J)INT V£NT~E----- CIliuM..........1.--I 4-Q1~~ EXHIBIT 2c - ICE -1M)~a::'"'~!OU~~~OW TEMPERATURE -eel ~jolt!;UI!C III C -rr*~0 ~~::l:t ~0/-,-<II 0 ~~IW"'~til I I I I I 5 ~g~.. a a:~~:z ..j i I \~It:I- .,.2:~IIWbWI.&J ~)oo~u ~.•\t tt:r ....-i !uOc !I a:.J~~It' I ll::!a 2..I ~lJJ ;:~i i~i;!ri l=!! 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W :J: 60 0 0 6 10 16 TEMPERATURE-ICELSIUSI R..R6KA POl.£R AUT~l TY CASE •••a.4RBII8Z12C9 -WATRNA OPERATION ~ITH DEVIL CANYON IN 2020 ••....hlA I'IlIlUCY I ~oUa LE.OE~.~TRNA RESERVDIR PREDICTED TEMPERATURE PROFILES,TE~Tlft:PflCF I LE5It1~y 1982....-.---I ,JUt-.e:1002 KflZA-£1RiCO ..III""VEHllJtE_._--I ..AJLY 1962 -·IL4-T·.......1 .-Ol~ 1 1 ]-I ]1 Jl I j .~j J j I i 1 I JlCiO.i ,iii ,iii ,•••iii-- '11~0x:,--I ~.~~-'~0 2lJO -2 c:I .-:/.'m--'-.~11I 3---.... ~-'"..~I v.. I-1/'~.w:a::r.:r -Ui -;I~ :II: 0 l- I- ~ W>~un l-ts...wr GO 0 0 6 1O 16 TEHPERATURE-(CEL5IUSI FLR5KA fn.ER AUT~JTY CRSE •••~OOIIB21200 -wmANA OP£AATION WIT~~V(L CANYON IN 2020 ••.....-.f!!IlUU I IWIIOIt ICIlQ. LECiENJ,WATANR RESERVOIR PREDICTED TEMPERATURE PROF[LE6·TEt"l"ERRTlflE PRCF Ili5lAUOJST19B2...__....--l 5EPTEMEER 1982 tmlA-£IAn}..n I NT 't'EHTLfi(-..._--l OCTOBER 19B2 ..._.~-r.-"I C-Ql~ »I J 1 -1 1 I }I J J 1 j I Kn ...!!!!!!!!"i I•--•I l!OO ~t-....:r -;UiO § ~ w>~IOO ..... is.... ~ 50 o • "-, "--I ... 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':Iz •• 10 16 "50 o ~ ~-I II:o... ~Im ~ i... lS ~ ~IIO ----===:=:;::=:;=~~=;--II I I I TDtPERATlAE-CCEL5Jl.6J A...A5HR PCJl.ER fl.mon TV LEIENJ_ ~IRD)..oIHl'VEHllN: [£V IL CA-lYa.RESERVO IR TEtflERATlM:Pft(F I LE6 ...G-CM ...........,""I'IIIlI..UtIN2OtO••CASE-••OCSIIB:zIZC8 -DEVIL CANYON OPERATlDN WITH WAT~ -lom'lN=t WEATt£R 5lAT([J'-4 DATA PRmlCTED TEtFERATlR PROFILES, 1 NOVEHBER 1992 ••••- • - - 1 DECEtoeER 1982 - • - - -l..JAN..MY 1983 Jl IlK YA.VI: 1jjI-1I)II ....',•, ~.• ',,"• I: 10 15 ----J 1m o ~ ~ -~ ~, ~ l- t-~ICIJ .... ~..... ~fiJ -----=-==::::;=;~TI~=R~I I I I z -~ i 1ft 1 TEHPERATURE-lCEL51U51 Fl..R6t<R POWER RUTtUn TV LEDO(].[£YI L CAort(J>,l R£S£RVO IR TEtft.AATlft Pft(F I L£6 .......... tfNA-£fIRfj[Q .n.....~lJt[. ........ .........-:rCRSE...DC81f82IZOO -DEVIL CANYON OPERATION wnw WATI=HR IN 2020 •• -WATANA WEATt£R STAT I ON DATA PREDICTED TE"PERATURE PROFILES. ---1 FE~UARY 1903 • - - - - - - - 1 MARCH 1983 -----1 AP':IL 1983 1 I ..1 i I 1 J 1 I 1 i OJ ~ I 100:I I I ! , , , , ,i ,I ,'i I J -I Eoto- ~100 I I I I I I I I I I I I I I I I ~ ~ I I I ....I I I I IeI I I I~BOI I I I VIlLWI: 01 I , , ,1 I , , I I I , , l 1 TEttPEAATLRE -(CELSI USI 10 15 FLR6KR POER fIJltuU TY LEDOIl. 1AUA-£fAD].JJINI'VEMlLM. CEY IL C~AES{RVOIR TEtPEAATlft:PRCF lLE5 CAS£1 ••DC8t182I2(B -DEVIL 0Wf0N OPERATION WITH WAT~ -WRTe:NI '-EATt£R STATIm.!DATA PRmICTED TEtftAAltAE PROFILES. 1HAY lOO3 ..J..N!1983 IN 2020 ••...,......-a .......... C-4t..... - EXHIBIT 4 EXHIBIT 4 SIMULATED RIVER TEMPERATURES,STAGED CONSTRUCTION,STAGE 1, (WATANA EL.2000),PROJECTED ENERGY DEMANDS FOR 2001,E-VI ENVIRONMENrAL FLOW REQUIREMENTS,HYDROLOGICAL AND CLIMATOLOGICAL DATA FOR 1981-82. SUSITlIA HYDROELECTRIC PROJECT SIMULATED STBEAH TEMPERATURES WEATHER PERIOD:SUMMER 1981 2001 ENERGY DEMANDS CASE E-V1 FLOW REQUIREMENTS STAGED CONSTRUCTION STAGE 1 River May June July Mile 31 32 33 34 35 36 37 38 39 40 41 42 43 44 i8411 2.3 2.8 3.9 4.8 6.6 8.0 8.8 10.8 8.5 6.7 6.8 10.3 10.8 9.0 173 2.4 2.9 3.7 4.7 6.1 7.1 8.4 10.3 8.3 7.2 7.5 10.0 10.6 9.1 162 2.7 3.5 4.3 5.3 7.0 7.5 9.1 10.9 8.8 7.7 7.8 10.2 10.8 9.4 150 3.0 3.7 4.3 5.4 7.0 7.4 9.1 10.9 8.9 8.1 8.2 10.3 10.9 9.6 140 3.2 3.9 4.4 5.6 7.1 7.3 9.2 11.0 9.0 8.3 8.3 10.2 10.9 9.7 130 3.4 4.2 4.7 5.8 7.2 7.1 9.0 10.5 8.7 8.3 8.2 9.9 10.6 9.6 120 3.7 4.7 5.3 6.4 7.9 7.5 9.7 11.2 9.2 8.7 8.5 10.2 10.9 9.9 110 4.0 5.2 5.8 6.9 8.5 7.9 10.2 11.8 9.6 9.1 8.7 10.4 11.1 10.1 991:.1 4.3 5.7 6.3 7.4 9.1 8.3 10.7 12.2 10.0 9.5 9.0 10.6 11.3 10.4 9 all 4.3 5.6 6.2 6.7 7.6 6.7 8.1 8.7 7.9 8.1 8.0 8.6 9.1 8.8 84!±1 4.6 6.3 7.1 7.4 8.5 7.2 8.9 9.6 8.6 8.7 8.5 9.1 9.5 9.4 .-River Aug~st September October Mile 45 46 47 _48 49 50 41 52 1 2 3 4 5 18411 7.9 7.7 7.5 8.6 8.7 7.9 8.2 7.0 6.5 5.7 5.3 4.6 4.1 173 8.1 7.8 7.6 8.7 8.7 7.8 8.1 6.6 6.0 5.4 4.8 4.1 3.5 162 8.2 7.9 7.8 8.8 8.8 7.9 8.1 6.4 5.7 5.3 4.6 4.0 3.0 -ISO 8.5 8.2 8.0 9.O'9.0 8.0 8.1 6.4 5.6 5.2 4.6 3.9 2.9 140 8.7 8.3 8.1 9.2 9.0 8.0 8.1 6.2 5.4 5.1 4.4 3.7 2.5 130 8.8 8.2 8.2 9.2 9.0 7.9 8.0 6.0 5.1 4.9 4.2 3.5 2.1 120 9.0 8.3 8.3 9.4 9.1 8.0 8.0 5.8 5.0 4.8 4.1 3.4 1.7 110 9.2 8.4 8.5 9.6 9.3 8.1 8.0 5.7 4.8 4.7 4.0 3.3 1.4 1"''''991:.1 9.4 8.5 8.6 9.8 9-.4 8.2 8.1 5.5 4.6 4.6 3.9 3.1 0.9 9 all 8.6 7.7 8.0 8.5 7.9 7.2 6.7 4.3 3.8 4.0 3.4 2.8 0.7 84!±1 9.2 7.9 8.3 9.1 8.2 7.3 6.7 3.9 3.5 3.7 3.2 2.5 0.2 11 At the Watana dam site 11 Upstream of Susitna -Chulitna confluence 11 Downstream of Susitna -Chulitna confluence ~I At Sunshine stream gaging station 42188312 850507 9 SUSITlfA HYDROELECTRIC PROJECT SIMULATED STREAK TEMPERATURES WEATHER PERIOD:Smoo:R 1982 2001 ENERGY DEMANDS CASE E-V1 FLOW REQUIREMENTS STAGED CONSTRUCTION STAGE 1 River May June July Mile 31 32 33 34 35 36 37 38 39 40 41 42 43 44 18411 2.8 2.9 2.8 3.2 3.7 5.1 6.1 6.2 7.2 11.7 10.4 9.6 9.7 8.9 173 3.0 2.8 2.7 3.0 3.7 4.8 5.8 6.5 7.7 10.9 10.2 9.8 9.6 9.1 162 3.3 3.0 3.2 3.5 4.4 5.4 6.2 7.2 8.5 11.3 10.6 10.3 9.8 9.4 150 3.5 3.2 3.3 3.5 4.5 5.5 6.2 7.3 8.7 11.1 10.7 10.5 10.0 9.8 140 3.7 3.2 3.5 3.6 4.7 5.6 6.3 7.4 8.9 11.0 10.8 10.7 10.0 9.9 130 4.0 3.4 3.7 3.9 4.9 5.6 6.2 7.4 8.8 10.6 10.3 10.5 9.7 9.8 120 4.4 3.7 4.2 4.3 5.5 6.1 6.6 7.9 9.5 11.0 10.8 11.0 10.0 10.2 110 4.7 4.0 4.6 4.7 6.0 6.5 6.9 8.3 10.1 11.4 11.2 11.4 10.3 10.5 9911 5.1 4.3 5.1 5.1 6.5 6.9 7.3 8.8 10.6 11.8 11.6 11.8 10.5 10.9 9 all 5.0 4.3 5.1 5.2 6.3 6.7 6.3 7.0 8.8 8.6 8.5 8.9 8.3 8.9 84fjJ 5.4 4.7 5.8 5.9 7.2 7.7 6.8 7.9 9.9 9.3 9.2 9.7 9.0 9.7 River August I September IFQ Mile 45 46 47 48 49 50 51 52 10411 9.4 9.3 9.8 8.4 8.3 8.4 7.3 6.9 173 9.6 9.5 10.0 8.5 8.2 8.2 7.0 6.6 162 9.9 9.7 10.2 8.7 8.3 8.2 7.0 6.6 150 10.2 10.0 10.4 8.9 8.4 8.2 7.1 6.6 140 10.4 10.1 10.5 9.0 8.5 8.2 7.0 6.6 130 10.4 10.1 10.5 9.0 8.4 8.1 6.9 6.4 120 10.8 10.4 10.9 9.3 8.6 8.1 7.0 6.4 110 11.1 10.7 11.1 9.5 8.7 8.2 7.0 6.4 ggll 11.5 11.0 11.4 9.8 8.8 8.3 7.1 6.4 gall 9.1 8.7 9.1 7.7 7.4 6.8 5.5 5.4 84!J:/9.7 9.3 9.7 8.3 7.7 6.9 5.8 5.2 - - 11 Watana dam site . 2/Upstream of Chulitna -Susitna Confluence11DownstreamofChulitna-Susitna confluence !I At Sunshine stream gaging static~ 42188312 850507 10 j 1 1 ])1 1 I J i ]I I I NOTES: 12 J {t\1\...I 1.CLIMATOLOGICAL AND A HYDROLOGICAL OATA PERIOD MAY 1981-SEPT. 1982 2.INFLOW TEMPERATURE 10 J -.II \.Jl "\1\I ;r i l I MA TCHING POLICY FOR MUL TI-LEVEL INTAKE 3.STAGED CONSTRUCTION,STAGE 1 \4.ENERGY DEMAND FOR 2001 D ''1 V , 8 1 '<'I e ,\5.E-Vl FLOW REQUIREMENTS 9 1 ,6.TEMPERATURES SIMULATED I \BY SNTEMP FOR PERIOD r I \NOVEMBER-APRIL SHOULD I \BE USED WITH CAUTION AS e 6 J ,AN ICE COVER MAY EXIST e "\ON RIVER AND SNTEMP s ,DOES NOT SIMULATE •\TEMPERATURES UNDER AN \ICE COVER (SEE RIVER ICE r J \,-\,SIMULATIONS) .....4 "~,,I LEGEND ""-SIMULATED NATURAL I I TEMPERATURES \ 2 J \I \'---SIMULATED TEMPERATURES \I..I LICENSE APPLICATION,,,1\n PROJECT \l\,I J:I,II ,----SIMULATED TEMPERATURES It ,I~/STAGE 1 OF STAGED I I I I 1''';1\', \ I ,)\ ''I CONSTRUCTION• 0 I \/\!'''' ~1A Y JUN I.JUL AUG SEP OCT NOV DEC •.JAN FEB f1AR APR MA Y JUN JUL AUG SEP Mont.h . AlA8kA POWER AUTHORITy susn....H'tIlIIOEUCIIlIC f'IIO.ECI SUIULATED IUSITNA RIVER TEMPERATURE' RIVER MILE 100 ~1-e:eI_ --.....·1-l-~ -.J I 1 -,1 1 -1 1 J 1 E I 1 1 }J D e 9 r e e s c 12 10 8 6 4 2 (3 "'\ \ \ \ "\\ '\ \, \ '\/1,'v \ I"~, \,,\-,., '1 Ii II/.:,,\' 'I'""1\'"I,'I I I '", I.""1\1\'" I I " 8.I ·1 "I I. _',',I NOTES: 1.CLIMATOLOGICAL AND HYDROLOGICAL DATA PERIOD MAY 1981-SEPT. 1982 2.INFLOW TEMPERATURE MATCHING POLICY FOR MUL TI-LEVEL INTAKE 3.STAGED CONSTRUCTION STAGE 1 4.ENERGY DEMAND FOR 2001 6.E-VI FLOW REQUIREMENTS 6.TEMPERATURES SIMULATED BY SNTEMP FOR PERIOD NOVEMBER-APRIL SHOULD BE USED WITH CAUTION AS AN ICE COVER MAY EXIST ON RIVER AND SNTEMP DOES NOT SIMULATE TEMPERATURES UNDER AN ICE COVER (SEE RIVER ICE SIMULATIONS) LEGEND SIMULATED NATURAL TEMPERATURES SIMULATED TEMPERATURES LICENSE APPLICATION PROJECT SIMULATED TEMPERATURES STAGE 1 OF STAGED CONSTRUCTION MA Y JUN JUL AUG SEP OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP Month ALASKA POWER AtIJtIOA(Jy liUSIIHA ItYtJRO(UC'lOC 1'ilO..e;' alMULA TI!D aUalTMA RIVEII TEMPEIIA TUllia IIIVIR MILE no ~;..~I-. ......·-"'1-1-- I 1 1 1 i J ~i I J ]I E NOTES: 12 J /I 11.CLIMATOLOGICAL AND. HYDROLOGICAL DATA PERIOD MAY 1981-SEPT. 1982 A 2.INFLOW TEMPERATURE 10 J I I'MA TCHING POLICY FOR I MULT~LEVEL INTAKE 3.STAGED CONSTRUCTION J STAGE 1 I D I 1\ 4.ENERGY DEMAND FOR 2001 8 I ..5.E-VI FLOW REQUIREMENTSa/.\ 9 Ii \6.TEMPERATURES SIMULATED r \. BY SNTEMP FOR PERIOD r DECENBER-MARCH SHOULD. e 6 BE USED WITH CAUTION AS 1 AN ICE COVER MAY EXIST e ON RIVER AND SNTEMP s "DOES NOT SIMULATE J!\l TEMPERATURES UNDER AN \ICE COVER (SEE RIVER ICE \\,...\\SIMULATIONS) L..4 ~\1--'LEGENDf........I \,Ii ..., ,~..--SIMULATED NATURAL TEMPERATURES "'\/,A i l 2 J \1"'"/I ---SIMULATED TEMPERATURES \-,/\I \"'J \1 :LICENSE APPLICATION "I ,I,I ",PROJECT \',,'\'1\'~I /1\'"----SIMULATED TEMPERATURES _"."\,1\\I ,i ,'\1\I STAGE 1 OF STAGED ,,',, ,I CONSTRUCTION 0 I \''''"'''-.''I' I I I I I I I I I I I I I I I I MA Y JUN JUL AUG SEP OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP Month AlASKA POWER AUlHORITY &USllNA IIYOOOI'lECl1lIC ""'.C' SIMULATED SU81TNA RIVIER TEMPERATURES RIVER MILE 110 ---I,-------.·....1-1-- -I r"" i l EXHIBIT 5 EXHIBIT 5 SIMULATED RIVER TEMPERATURES,STAGED CONSTRUcrION,STAGE 2, (WATANA EL.2000 -DEVIL CANYON EL.1455),PROJECTED ENERGY DEMANDS FOR 2002,E-VI ENVIRONMENIAL FLOW REQUIREMENTS, HYDROLOGICAL AND CLIMATOLOGICAL DATA FOR 1981-82. a.Devil Canyon Drawdown -50 feet Three Level Intake b.Devil Canyon Drawdown -50 feet Two Level Intake c.Devil Canyon Drawdown -9 feet - - EXHIBIT Sa - SUSITNA HYDROELECTRIC PR.OJECT SIMULATED STREAM TEMPERATURES WEATHER PERIOD:SUMMER 1981 2002 ENERGY DEMANDS CASE E-V1 FLOW REQUIREMENTS STAGED CONSTRUCTION STAGE 2 50 FT DRAWDOWN AT DEVIL CANYON 3 LEVEL INTAKE River May June July Mile 31 32 33 34 35 36 37 38 39 40 41 42 43 44 1501/2.4 3.0 3.9 4.4 4.9 6.0 5.6 6.4 6.8 6.6 7.2 5.4 4.7 7.1 140 2.7 3.4 4.3 4.8 5.4 6.2 6.4 6.9 7.2 7.0 7.7 5.8 5.0 7.3 130 3.0 3.9 4.7 5.2 6.0 6.4 6.8 7.4 7.4 7.3 7.4 6.1 5.4 7.5 120 3.3 4.5 5.3 5.0 6.7 6.8 7.4 8.1 7.9 7.8 7.9 6.6 5.7 7.8 llO 3.6 5.0 5.9 6.4 7.4 7.2 8.0 8.7 8.3 8.2 8.4 7.0 6.0 8.0 991:./3.9 5.5 6.4 7.0 8.1 7.5 8.6 9.3 8.8 8.7 8.9 7.5 6.3 8.3-9aJ../4.1 5.5 6.2 6.5 7.3 6.6 7.8 8.3 7.7 7.9 7.8 7.6 7.0 8.1 84!±/4.4 6.3 7.1 7.3 8.3 7.2 8.6 9.2 8.5 8.6 8.4 8.4 8.1 8.9 ~ River August September October Mile 45 46 47 48 49 50 51 52 I 2 3 4 5 1501/7.8 8.1 7.8 8.2 8.7 8.7 8.7 8.3 7.5 7.1 6.8 6.3 5.7 140 8.0 8.2 7.9 8.4 8.8 8.7 8.7 8.0 7.2 6.9 6.5 6.1 5.2 130 8.1 8.1 8.0 8.5 8.8 8.6 8.6 7.6 6.7 6.5 6.1 5.7 4.5 120 8.3 8.3 8.1 8.7 8.9 8.6 8.6 7.4 6.4 6.3 '5.8 5.3 3.9 fli<ill=!l llO 8.5 8.4 8.3 8.9 9.1 8.7 8.6 7.2 6.1 6.0 5.6 5.1 3.3 991:./8.8 8.5 8.5 9.2 9.2 8.7 8.6 6.9 5.7 5.7 5.2 4.7 2.6 9aJ../8.3 7.6 7.8 8.2 7.8 7.5 6.9 5.0 4.2 4.3 4.1 3.5 1.8-84!±/8.9 7.8 8.2 8.9 8.1 7.5 6.9 4.5 3.8 3.9 3.7 3.0 1.0 1/Downstream of Devil Canyon Dam Site 1/Upstream of Chulitna -Susitna confluence 1/Downstream of Chulitna -Susitna confluence !/At Sunshine Stream gaging station 42188312 850507 11 River August September Mile 45 46 47 48 49 50 51 52 "''''15ol!6.1 6.4 7.0 7.2 7.6 7.1 7.0 7.9 140 6.5 6.7 7.3 7.4 7.7 7.2 7.0 7.9 130 6.9 7.0 7.6 7.6 7.8 7.2'7.0 7.6 120 7.3 7.4 8.0 7.9 7.9 7.3 7.1 7.5 110 7.7 7.7 8.4 8.1 8.0 7.4 7.1 7.5 9g2)8.3 8.2 8.8 8.5 8.2 7.5 7.2 7.4 9all 7.9 7.7 8.1 7.2 7.1 6.5 5.8 5.8 84!l:..!8.9 8.5 8.9 7.9 7.5 6.7 6.0-5.5 .- - II Downstream of Devil Canyon Dam SiteIIUpstreamofChulitna-Susitna confluence 21 Downstream of Chulitna -Susitna confluence ~I At Sunshi~e stream gaging station 42188312 850507 12 )·-1 »I 1 ]j )I I I ]j I NOTES: 1.CLIMATOLOGICAL AND HYDROLOGICAL OAT A PERIOD MAY 1981-SEPT. 1982 2.INFLOW TEMPERATURE MATCHING POLICY FOR MUl TI-lEVEl INTAKE 3.STAGED CONSTRUCTION STAGE 2 4.ENERGY DEMAND FOR 2002 6.E-VI FLOW REQUIREMENTS 6.TEMPERATURES SIMULATED BY SNTEMP FOR PERIOD NOVEMBER-APRil SHOULD BE USED WITH CAUTION AS AN ICE COVER MAY EXIST ON RIVER AND SNTEMP DOES NOT SIMULATE TEMPERATURES UNDER AN ICE COVER (SEE RIVER ICE SIMULATIONS) 7.DEVil CANYON DRAW DOWN OF 50 FEET-3 lEVELS OF SHUTTERS lEGEND SIMULATED NATURAL TEMPERATURES SIMULATED TEMPERATURES LICENSE APPLICATION PROJECT SIMULATED TEMPERATURES ST AGE 2 OF STAGED CONSTRUCTION , ",,,~",...,, 1 \"'I \''\\..',,"'I ' " ,", \',It,I '\', I \~,I \....}' I 1\;11,-..'j,',, ,......VI "I \I , ~, i,I,",'\,; I,, i, ~ I, 1\~ 1',\\/, I ' "",,/,',."\, "I,ll "~'~,..' t 2 J (\ I 10 I 1 I I~1....- D 1\,-~..I , " \ e I ,~/\/~~, 9 \'\"~I 11", r I',, ,I'\ \\\':~' e ' '\ 6 \.' e J~' S \\ ~'t-04 C \ 4 j -. \ ,, \, \ 2 J , ,l \,"'\~ II t 0 II ~\ \\ MAY JUN JUL AUG SEP OCT NOV DEC ,JAN FEB MAR APR 1"1AY JUN JUL AUG SEP Monlh ALABKA POWER AutHORITy 5U5IJ....HYlJAQ(llellllC PMlJEC;I SIMULATeD SUSITNA RIVER TEMPERATURES RIVER MILE 100 ~.:..-.:.=:el-.. .......-..·-1-,-- J J }I 1 -J 1 j 1 1 1 j I Month Al"."POWER AUTHORITY suon ...t1YllAOIUCIIlIC PfOOJECI SIMULATID IU81TNA RIVER TI1MPERA TURE8 RIVER IIILE no ---I,---....-.-.-_...,-\-- NOTES: 1.CLIMATOLOGICAL AND HYDROLOGICAL DATA PERIOD MAY 1981-SEPT. 1982 2.INFLOW TEMPERATURE MATCHING POLICY FOR MULTI-LEVEL INTAKE 3.STAGED CONSTRUCTION STAGE 2 4.ENERGY DEMAND FOR 2002 5.E-VI FLOW REQUIREMENTS 6.TEMPERATURES SIMULATED BY SNTEMP FOR PERIOD DECEMBER-MARCH SHOULD BE USED WITH CAUTION AS AN ICE COVER MAY EXIST ON RIVER AND SNTEMP DOES NOT SIMULATE TEMPERA TURES UNDER AN ICE COVER (SEE RIVER ICE SIMULA TlONS) 7.DEVIL CANYON DRAWDOWN OF 50 FEET-3 LEVELS OF SHUTTERS LEGEND SIMULATED NATURAL TEMPERATURES SIMULATED TEMPERATURES LICENSE APPLICATION PROJECT SIMULATED TEMPERATURES STAGE 2 OF STAGED CONSTRUCTION ~1A Y JUN ,JUL AUG SEP OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP ,:\~/:f\V ""It VI "r-"~J"''t ' / .......,'I '>.l I,/'"I'"'(,- \ ',",, I ' ,, I ~I ,/..,,,/1 ~, • , , \I"I \",:J \"~, "I I J:~•......./I,,' I \,\II",...1:',,I II ..I,' I ~_It J '.'~,' I ~• 11\,I ,.......' It/,\,, /1 ,'-#, \,/\'\/,'\,'......,,,I ...,'_I \"1\/'" -I I 1 'I'",",'I'\,.......,-, 4 o 2 6 8 12 10 c e 9 r e e s D j )}1 )1 1 1 )I 1 J I i ]E NOTES: 1.CLIMATOLOGICAL AND HYDROLOGICAL OAT A PERIOD MAY 1981-SEPT. 1982 2.INFLOW TEMPERATURE MA TCHING POLICY FOR MUL TI-LEVEL INTAKE 3.STAGED CONSTRUCTION STAGE 2 4.ENERGY DEMAND FOR 2002 5.E-VI FLOW REQUIREMENTS 6.DEVIL CANYON DRAWDOWN OF 50 FEET-3 LEVELS OF SHUTTERS LEGE,ND SIMULATED NATURAL TEMPERATURES SIMULATED TEMPERATURES LICENSE APPLICATION PROJECT SIMULATED TEMPERATURES ST AGE 2 OF STAGED CONSTRUCTION '-.\,./ "I• I I",· •,~I I ,I:t'~',I " I '\."" rJ"I I y,'.\...". }../I' I'•/,' /~) I I ./I.., I•,,', ,." ~' ......_-----........ '\~--~'I \, , I " /""'",\, "'\ """~.. \ \ \ I \I ~ l_/...-..---------../..~...... )~ ".',/"\'~,: , I " I "I',..\ I ,,,.,. ,/ ''I'.,\\. •'I,7 'I"~\~, :;\I l l " 2 4 '1 6 8 12 10 e c 9 r e e s D I I I I I I I I I MA Y JUN JUL AUG SEP OCT NOV DEC JAN FEB MAR APR MA Y JUN JUL AUG SEP Month" AlAtlKA POWER AUTHORITY IUSQIlo\HVIIAOflfC'1IIC _JEC' SlliULATeD aUSITNA RIVER '1lIiPERATURES lI,veR IIILE 11 0 ~"""I--. ---.....~-T-- - - EXHIBIT 5b -- SUSITNA HYDROELECTRIC PROJECT S!MUtATED STREAM TEMPERATURES WEATHER PERIOD:SUMMER 1981 2002 ENERGY DEMANDS CASE E-Vl FLOW REQUIREMENTS STAGED CONSTRUCTION STAGE 2 50 FT DRAWDOWN AT DEVIL CANYON 2 LEVEL INTAKE River May June July Mile 31 32 33 34 35 36 37 38 39 40 41 42 43 44 15011 2.5 3.0 3.9 4.3 4.9 6.0 5.6 4.9 6.4 7.6 7.0 5.4 4.9 7.2 140 2.7 3.4 4.2 4.7 5.4 6.3 6.0 5.5 6.8 8.0 7.5 5.8 5.2 7.4 130 3.0 3.9 4.7 5.2 6.0 6.4 6.5 6.2 7.1 8.1 7.4 6.1 5.5 7.6 ".,. 120 3.3 4.5 5.3 5.8 6.7 6.8 7.2 6.9 7.6 8.5 7.9 6.6 5.8 7.9 110 3.6 5.0 5.8 6.4 7.4 7.2 7.7 7.6 8 .1 8.9 8.3 7.0 6.1 8.1 991..1 3.9 5.5 6.4 6.9 .8.1 7.5 8.4 8.3 8.6 9.3 8.8 7.5 6.5 8.4 9s.l 1 4.1 5.5 6.2 6.5 7.3 6.6 7.7 8.0 7.7 8.1 7.7 7.6 7.1 8.1 84!±1 4.4 6.3 7.1 7.-3 8.3 7.2 8.5 9.0 8.4 8.7 8.3 8.4 8.1 8.9 ,.... River August September Octooer Mile 45 46 47 48 49 50 51 52 1 2 3 4 5 15011 7.8 8.1 7.8 8.2 8.7 8.7 8.7 8.3 7.5 7.1 6.8 6.3 5.7 140 8.0 8.2 7.9 8.4 8.8 8.7 8.7 8.0 7.2 6.9 6.5 6.1 5.2 130 8.1 8.1 8.0 8.5 8.8 8.6 8.6 7.6 6.7 6.5 6.1 5.7 4.5 120 8.3 8.3 8.1 8.7 8.9 8.6 8.6 7.4 6.4 6.3 5.8 5.3 3.9 110 8.5 8.4 8.3 8.9 9.1 8".7 8.6 7.2 6.1 6.0 5.6 5.1 3.3 9gl..1 8.8 8.5 8.5 9.2 9.2 8.7 8.6 6.9 5.7 5.7 5.2 4.7 2.6 9all 8.3 7.6 7.8 8.2 7.8 7.5 6.9 5.0 4.2 4.3 4.1 3.5 1.8 84!±1 8.9 7.8 8.2 8.9 8.1 7.5 6.9 4.5 3.8 3.9 3.7 3.0 1.0 ~/Downstream of Devil Canyon Dam Site Z/Upstream of Chulitna -Susitna confluence ~/Downstream of Chulitna -Susitna confluence ~I At Sunshine Stream gaging station ,~ -42188312 850507 6 SUSITNA HYDROELECTRIC PROJECT SIHULATED STREAM TEMPERATURES WEATHER PERIOD:SUMMER 1982 2002 ENERGY DEMANDS CASE E-V 1 FLOW REQUIREMENTS STAGED CONSTRUCTION STAGE 2 50 FT DRAwnOWN AT DEVIL CANYON 2 LEVEL INTAKE River May June July ~Mile 31 32 33 34 35 36 37 38 39 40 41 42 43 44 15011 2.7 2.9 3.1 3.5 3.9 4.3 4.8 6.2 7.8 5.5 5.0 6.3 6.5 5.2 140 2.9 3.1 3.4 3.8 4.3 4.6 5.1 6.5 8.2 6.1 5.6 6.8 6.9 5.5 130 3.3 3.4 3.8 4.2 4.8 5.0 5.4 6.8 8.4 6.6 6.1 7.3 7.1 5.9 120 3.8 3.7 4.3 4.6 5.3 5.5 5.8 7.4 9.1 7.2 6.8 7.9 7.5 6.4 110 4.1 4.0 4.7 5.0 5.8 5.9 6•.1 7.9 9.7 7.8 7.4 8.5 7.9 6.7 991.1.4.5 4.3 5.1 5.4 6.4 6.3 6.5 8.4 10.3 8.4 8.0 9.2 8.4 7.2 9aJ/4.5 4.2 5.2 5.4 6.2 6.5 6.1 6.8 8.7 7.7 7.6 8.2 7.6 7.5 84!J;./5.0 4.7 5.9 6.0 7.2 7.6 6.7 7.8 9.8 8.6 8.6 9.2 8.5 8.7 River August 48·1 September Mile 45 46 47 49 50 51 52 15011 6.2 6.5 7.0 7.4 7.6 7.2 7.2 8.0 140 6.6 6.8 7.3 7.6 7.7 7.3 7.2 7.9 130 6.9 7.1 7.6 7.7 7.7 7.3 7.1 7.7 120 7.4 7.5 8.1 8.0 7.9 7.4 7.2 7.6 110 7.8 7.8 8.4 8.3 8.0 7.5 7.3 7.5 991.1 8.3 8.2 8.9 8.6 8.2 7.6 7.3 7.5 9 all 8.0 7.7 8.1 7.2 7.1 6.6 5.8 5.8-84!J;.1 8.9 8.6 8.9 7.9 7.5 6.8 6.0 5.5 ~I Downstream of Devil Canyon Dam Site 1.1 Upstream of Chulitna -Susitna confluence JI Downstream of Chulitna -Susitna confluence AI At Sunshine Stream gaging station 42188312 850507 5 I I j 1 I 1 1 1 1 1 om ] NOTES: 1.CLIMATOLOGICAL AND HYDROLOGICAL DATA PERIOD MAY 1981-SEPT. 1982 2.INFLOW TEMPERATURE MATCHING POLICY FOR' MULTI-LEVEL INTAKE 3.STAGED CONSTRUCTION STAGE 2 4.ENERGY DEMAND FOR 2002 E-VI FLOW REQUIREMENTS TEMPERATURES SIMULATED BY SNTEMP FOR PERIOD NOVEMBER-APRIL SHOULD BE USED WITH CAUTION AS AN ICE COVER MAY EXIST ON RIVER AND SNTEMP DOES NOT SIMULATE , TEMPERATURES UNDER AN ICE COVER (SEE RIVER ICE SIMULATIONS) 7.DEVIL CANYON DRAWDOWN OF 50 FEET-2 LEVELS OF SHUTTERS LEGEND SIMULATED NATURAL TEMPERATURES SIMULATED TEMPERATURES LICENSE APPLICATION PROJECT SIMULATED TEMPERATURES STAGE 2 OF STAGED CONSTRUCTION \ ":,\,.,,,~\'\,I 'I","\1I"""'\''I'~'f ", ,I ' ", I \A.: I '...:'If,.A,"-'I:,, ,......VI "1 \I I'It,.,,..,,".,, I, , I~I,; ",.'l' 1"\'"I,",'/, I,,I I','A ",,,\ /,~\,,'\./' ,,~~I .:, , I \ 'I\ ~\ .\ I \ f \ ~, I , \., II \~ I' \'. \' •1\,',,'"\ t -)'"/r:1 I ,,)\ \f \", ,'"( ", ,, \\",,'I' I " \ ,II,I' V 4 2 o 6 8 1(3 12 c e 9 r e e s D MA Y JUN JUL AUG SEP DC T NOV OED JAN FEB MAR APR MA Y JUN JUL AUG SEP Month ALASKA POWER AUTHORITY SU6I1I14 HYOOOfIECtfllC P!IO.J;ct 'UIULATED SUIITHA RIVER TEMPERATURES RIVER MILE 100 ~.::!"!.~'::*I_. ...........-·1-1'7"'"- )-)"I )-1 1 )1 I ]I 1 1 I ]J ] I NOTES: 1.CLIMATOLOGICAL AND HYDROLOGICAL DATA PERIOD MAY 1981-SEPT., 1982 2.INFLOW TEMPERATURE MA TCHING POLICY FOR MULTI-LEVEL INTAKE, 3.STAGED CONSTRUCTION STAGE 2 4.ENERGY DEMAND FOR 2002 6.E-VI FLOW REQUIREMENTS' 6.TEMPERATURES SIMULATED BY SNTEMP FOR PERIOD DECEMBER-MARCH SHOULD BE USED WITH CAUTION AS AN ICE COVER MAY EXIST ON RIVER AND SNTEMP DOES NOT SIMULATE TEMPERATURES UNDER AN ICE COVER 7.DEVIL CANYON DRAWDOWN OF 50 FEEl'-2 Ll::VEL$OF SHUTTERS LECEND SiMULATED NATURAL TEMPERATURES SIMULATED TEMPERATURES L1CEUSE APPLICA liON PI10JECT SIMULATED TEMPERATURES STAGE 2 OF STAGED CONSTRUCTION /1\V ·r-,., II /.,.._,yt ,-".\...,,-"t.•_/'-~r '.• • •\,\\'~:•I ~\.~\I _•'I••".-".,,'\.J " \-. •J " \-~,,,~,~\_..'~I,'~, t J\/..,,.......'".. ).l'1"\'.\,\, ' / \I I ,_,ll~•ItA)1/\"""",\.t I \..•\.I"...t \~"..............,-,I \"t,\ "I'\~,. I ..,...."~ ,"",,\.'"",,"'...'""'"\"JJ \I' I 'IJ I \I I '1 I I I l I o 4 2 6 8 12 10 c 9 r e e s e D I I 1 T~I -I I I I I I I I' t-1/;Y ,.JlIN \,llJL AUG ,)fP OCT NOV DeC JAN FEB MAR AfJR MA Y JUN dUL AUG SEP Al.A8I('\POWER AlI1ltOftlTy I----~HA H\'DIlIXUUltO<:PROJECI II'MULATID $Ua'TNA RIVIiIl TF....PER4 TUllea 1~1'"n 1oI1'E .30 '/'Ier.t h ~~;:I;:~~·---,·'I~~~=~ 1 1 1 ~-]]])1 i ]i J 1 ~1 ] :~-... ALAIIKA roM"fMlHQRIlY ,,;,,;_~~'q,Mmm!tff.nt'MI~~=- t1I1U&.UU IUlITIt' 'IY~1t lllMI'UHU"1t liiVU \~:U:no NOTES: 1.CLIMATOLOGICAL AND HYDROLOGICAL DATA PERIOD MAY 1981-SEPT. 1982 2.INFLOW TEMPERATURE MA TCHING POLICY FOR MULT~LEVEL INTAKE 3.STAGED CONSTRUCTION STAGE 2 4.ENERGY DEMAND FOR 2002 6.E-VI FLOW RFQUIREMENTS 6.DEVIL CANYON nRAWDOWN OF tiD FEET-2 LEVELS OF SHUTTERS LEGEND SIMULATED NATURAL TEMPERATURES blMULATED TEMPERATURES LiCENSE APPLICATION PROJECT SIMULATED TEMPERATURES ST AGE 2 OF STAGED CONSTRUCTION ....-..........--.....". '_50 <0._~~ ':/,\ ~•'.• ~I /'- \\' ,~_"I.,,~, •0".'f 1/"I'.,.\....-'~,I I', \'/"'X'\1 ,\',f I \~'I'\~"/'. t .~ \ ~ /~,' t ', \ J ',, I ,,"",/' \/~-~------",,'-~--.,.,,","'...."~"..~~ \ I '''-l--·-.-,t -r=-"'=r---T<.,-.T'==r--·-r t-,--.-r~ tt\.Y •..lllt-'~IllL f\LJG SRi='oeT NOV DEC JAN f~B MA~APR f"A Y dUN JUt AUG 5EP , "J'~,\.\, ,.I r./.\~.,." /• I I "'\i \', '""I ",/\,"'I.\,\',I'\.- I P "'rl,7 ',/\ I ,f, 2 4 6 o 8 10 12 - P- s 9 r e c e D· _r-Jon :h - EXHIBIT 5c SUSITNA HYDROELECTRIC PROJECT SIMULATED STREAM TEMPEBATURES WEATHER PERIOD:SUMMER 1981 2002 ENERGY DEMANDS CASE E-V1 FLOW REQUIREMENTS STAGED CONSTRUCTION STAGE 2 9 FT DRAWDOWN AT DEVIL CANYON River May June July Mile 31 32 33 34 35 36 37 38 39 40 41 42 43 44-15011 2.5 3.1 4.0 4.4 4.8 5.9 6.3 6.8 7.1 7.1 6.5 5.8 4.5 6.3 140 2.7 3.5 4.3 4.8 5.4 6.1 6.7 7.3 7.4 7.4 7.1 6.2 4.8 6.5 130 3.0 3.9 4.8 5.3 6.0 6.3 7.1 7.7 7.6 7.6 7.1 6.4 5.2 6.8 120 3.4 4.5 5.4 6.0 6.8 6.7 7.8 8.4 8.1 8.1 7.6 6.9 5.5 7.1 F 110 3.6 5.0 5.9 6.6 7.5 7.1 8.3 8.9 8.5 8.5 8.1 7.2 5.8 7.3 9g.2.1 4.0 5.5 6.5 7.2 8.2 7.4 8.8 9.6 9.0 8.9 8.6 7.7 6.2 7.7 9 all 4.1 5.5 6.2 6.5 7.4 6.6 7.8 8.4 7.8 8.0 7.7 7.6 6.9 7.7-84!±1 4.5 6.3 7.1 7.3 8.3 7.1 .8.7 9.3 8.5 8.6 8.3 8.5 8.0 8.6 River August September October Mile 45 46 47 .48 .49 50 51 .52 1 2 3 4 5 150li 7.9 8.2 7.8 8.3 8.7 8.7 8.7 8.3 7.5 7.1 6.8 6.3 5.7 140 8.1 8.3 8.0 8.5 8.8 8.7 8.7 8.1 7.2 6.9 6.5 6.1 5.2 130 8.2 8.2 8.0 8.6 8.8 8.6 8.6 7.7 6.7 6.5 6.1 5.7 4.5 120 8.5 8.4 8.2 8.8 9.0 8.6 8.6 7.4 6.4 6.3 5.8 5.3 3.9 110 8.6 8.5 8.3 9.0 9.1 8.7 8.6 7.2 6.1 6.1 5.6 5.1 3.3 "...992.1 8.9 8.6 8.5 9.2 9.3 8.7 8.6 6.9 5.7 5.7 5.3 4.7 2.6 9 all 8.3 7.7 7.9 8.2 7.8 7.5 6.9 5.0 4.2 4.3 4.1 3.5 1.8 84!±1 8.9 7.9 8.3 8.9 8.1 7.5 6.9 4.5 3.8 3.9 3.7 3.0 1.0 11 Downstream of Devil Canyon Dam Site 2.1 Upstream of Chulitna -Susitna confluence ~I Downstream of Chulitna -Susitna confluence ~I At Sunshine Stream gaging station 42188312 850507 8 SUSITNA HYDROELECTRIC PROJECT SIMULATED STREAM TEMPERATURES WEATHER PERIOD:SUMMER 1982 2002 ENERGY DEMANDS CASE E-VI FLOW REQUIREMENTS STAGED CONSTRUCTION STAGE 2 9 FT DRAWDOWN AT DEVIL CANYON River May June July Mile 31 32 33 34 35 36 37 38 39 40 41 42 43 44-15011 3.2 3.4 3.6 3.9 4.2 4.4 5.0 6.2 6.9 6.9 7.0 7.3 5.4 5.2 140 3.4 3.5 3.8 4.2 4.6 4.8 5.3 6.6 7.4 7.4 7.5 7.8 5.7 5.5 130 3.8 3.7 4.2 4.5 5.0 5.1 5.5 6.8 7.8 7.7 7.7 8.1 6.1 5.9 120 4.2 4.0 4.6 4.9 5.5 5.6 5.9 7.4 8.5 8.3 8.3 8.7 6.5 6.3 110 4.6 4.3 5.0 5.3 6.0 6.0 6.3 7.9 9.1 8.8 8.8 9.3 6.8 6.7 992.1 5.0 4.6 5.5 5.7 6.5 6.4 6.6 8.4 9.8 9.4 9.3 9.9 7.3 7.1 9all 4.9 4.4 5.3 5.5 6.3 6.5 6.1 6.8 8.5 8.0 8.0 8.4 7.2 7.5 841±1 5.3 4.8 .6.0 6.1 7.3 7.6 6.7 7.8 9.7 8.8 8.8 9.4 8.2 8.7 -River August I September Mile 45 46 47 A8 49 50 51 52 15011 6.2 6.5 7.2 7.3 7.7 7.2 7.1 8.0 140 6.6 6.8 7.5 7.6 7.8 7.3 7.1 8.0 130 6.9 7.1 7.8 7.7 7.8 7.3 7.1 7.7 120 7.4 7.5 8.2 8.0 7.9 7.4 7.1 7.6 110 7.8 7.9 8.5 8.3 8.1 7.5 7.2 7.6 lRT...991..1 8.3 8.3 9.0 8.6 8.2 7.6 7.3 7.5 9sJI 8.0 7.7 8.2 7.2 7.1 6.6 5.8 5.8 841±1 8.9 8.6 9.0 7.9 7.5 6.8 6.0 5.5 11 Downstream of Devil Canyon Dam Site 1../Upstream of Chulitna -Susitna confluence ~/Downstream of Chulitna -Susitna confluence ~/At Sunshine Stream gaging,station 42188312 850507 7 )I 1 )j )J I )I J 1 j -I J I 1 1 . NOTES: 1.CLIMATOLOGICAL AND HYDROLOGICAL DATA PERIOD MAY 1981-SEPT. 1982 2.INFLOW TEMPERATURE MATCHING POLICY FOR MULTI-LEVEL INTAKE 3.STAGED CONSTRUCTION STAGE 2 4.ENERGY DEMAND FOR 2002 E-VI FLOW REQUIREMENTS TEMPERA TURES SIMULATED BY SNTEMP FOR PERIOD NOVEMBER-APRIL SHOULD BE USEe WITH CAUTION AS AN ICE COVER MAY EXIST ON RIVER AND SNTEMP DOES NOT SIMULATE TEMPERATURES UNDER AN ICE COVER (SEE RIVER ICE SIMULATIONS) 7.DEVIL CANYON DRAWDOWN OF 9 FEET-2 LEVELS OF SHUTTERS LEGEND SIMULA TED NATURAL TEMPERATURES SIMULA TED TEMPERATURES LICENSE APPLICATION PROJECT SIMULATED TEMPERATURES STAGE 2 OF STAGED CONSTRUCTION •• '"III....I I .'I,\ I J I J "\'I I ,,\ /'\:/,_' I I", \II: /\ I ,,......... t"...,..4-,.. JI ~, "Vl~~ I \r ,..\.'1 1,1 \'I,", \ 1 t I I"f ' ,':..1 ,I ' '\~\I "...I ~,,, \, \, \, t-.... "\\ "•\, \, t,,, ,~ II ~. "\'. \I ':';~'",......, I ,...:'\ "I,A\\'.':'N.'••/, 1 .-,\'" \.,I I •" I \,~:,,, I V, I, I 4 2 o 6 8 10 12 ) ;: e e EO ~ .... MA Y ,JUN ,JUL AUG SEP OCT NOY DEC ,JAN FEB MAR APR MA Y ,JUN JUL AUG SEP Mcnl:.h AlASKA POWER AUTHORITY SUlil....HYIlAOEUC'IIIC P/lOAOct 81MULATED 8U81TNA RIVER TEUPERATURE8 RIVER UILE 100 -·-1--_.._-_. --..__.,-I-~ I 1 J I ]i J J I 1 J 1 1 1 NOTES: 1.CLIMATOLOGICAL AND HYDROLOGICAL DATA PERIOD MAY 1981-SEPT.· 1982 2.INFLOW TEMPERATURE MA TCHING POLICY FOR MULTI-LEVEL INTAKE 3.STAGED CONSTRUCTION STAGE 2 4.ENERGY DEMAND FOR 2002 5.E-VI FLOW REQUIREMENTS TEMPERATURES SIMULATED BY SNTEMP FOR PERIOD DECEMBER-MARCH SHOULD BE USED WITH CAUTION AS AN ICE COVER MAY EXIST ON RIVER AND SNTEMP DOES NOT SIMULATE TEMPERATURES UNDER AN ICE COVER (SEE RIVER ICE SIMULA TIONS) 7.DEVIL CANYON DRAWDOWN OF 9 FEET-2 LEVELS OF SHUTTERS LEGEND SIMULATED NATURAL TEMPERATURES SIMULATED TEMPERATURES LICENSE APPLICATION PROJECT SIMULATED TEMPERATURES STAGE 2 OF STAGED CONSTRUCTION .."-..A •\V ,'\ •I ,-" \ .""-,,'I",-'I ... ,11\'"•I "I '"' I I '..'"~\I \'I ""'''J I~I "....' ••f ,...+..,..~\P"-,\\J '~-,,..I ~,~"-...I d '~~ I'"~t\h'.,',\" f '/".....,'\' .,-r / \'\I''/\,•I ",,,-_'"J.,I,\."I\./,,".;..............l.'''''''I \",,....,I ....., p, ,'.:'-\I:,/......,',,'\I '"\','I .,I I ,I,''I I 'J \ 'I II "II'\I,,' II I, I 'I I J I J II 4 2 o 6 8 10 12 c e 9 r e e s D MA Y JUN JUL AUG SEP OCT NOV DEC JAN FEB MAR APR MA Y JUN JUL AUG SEP Monlh ALASKA POWER AUTHORITY SUSIl .....HYtlAOEUCIAIC I'ltO~CI SIMULATID IUSnNA RIVER TEIIPIUATURII RIVIR IIILI '10 ~~~·I-..--....~·I ...1-- )))I J I )J 1 1 "I NOTES: 1.CLIMATOLOGICAL AND HYDROLOGICAL DATA PERIOD MAY 1981-SEPT. 1982 2.INFLOW TEMPERATURE MATCHING POLICY FOR MULTI-lEVEL INTAKE 3.STAGED CONSTRUCTION STAGE 2 4.ENERGY DEMAND FOR 2002 5.E-VI FLOW REQUIREMENTS 6.DEVIL CANYON DRAWDOWN OF 9 FEET-2 LEVELS OF SHUTTERS LEGEND SIMULATED NATURAL TEMPERATURES SIMULATED TEMPERATURES LICENSE APPLICATION PROJECT SIMULATED TEMPERATURES STAGE 2 OF STAGED CONSTRUCTION '- ./I -'",,' -",I ..'~".'1'1', ,,._,, , '..~/"\I,~I ")..I"l,'..~,'/,'-":,,,';'-,'.!:\',;:~,',,"/'\ //1\.:~" ..,"'.n'/."--',",/,'II ,I"~,.,,f ",'\,./.".,, II \/,,' 'I ,,,\--,-II \_,,J __ J •//,__'\/--,/-.-d ". " -,.-,--"..'", '..-....... o 4 2 6 8 10 12 c e 9 r e e s D MA Y JUN JUL AUG SEP OCT NOV DEC JAN FEB MAR APR MA Y JUN JUL AUG SEP Month ALASKA POWER AUlHOAlTV iIUSII""tmlROELEe'llOC I'ROJEC' .,MULATED .U.ITNA RIVER TEMPERATURE. RIVER MILE 110 ~~..:..-:-I_. ----...-"'1-I-~ EXHIBIT ·6 EXHIBIT 6 SIMULATED RIVER TEMPERATURES,LICENSE APPLICATION PROJECT (WATANA EL.2185,DEVIL CANYON EL.1455),PROJECTED ENERGY DEMANDS FOR 2020,CASE C FLOW REQUIREMENTS,HYDROLOGICAL AND CLIMATOLOGICAL DATA FOR 1981-82. STREAM TEMPERATURES WEATHER PERIOD:SUMMER 1981 ENERGY DEMAND:2020 WATER WEEK NO. River May June July Mile 31 32 33 34 35 36 37 38 39 40 41 42 43 44 15011 2.6 3.2 4.0 4.5 5.1 6.1 7.3 8.8 7.7 7.2 6.4 8.6 10.7 11.2 140 2.8 3.6 4.4 5.0 5.7 6.4 7.8 9.3 8.1 7.6 6.9 9.0 10.9 11.3 130 3.1 4.1 4.9 5.S 6.2 6.S 8.1 9.4 8.1 7.8 6.9 8.5 10.4 10.8 120 3.4 4.8 5.6 6.1 7.1 7.0 8.8 10.1 8.7 8.3 7.4 9.0 10.8 11.1 110 3.7 5.3 6.2 6.7 7.8 7.4 9.4 10.7 9.2 8.8 7.8 9.5 11.1 11.4 "'"'"99 1,.1 4.0 5.8 6.7 7.3 8.5 7.8 10.0 11.3 9.7 9.3 8.3 9.9 11.4 11.6 98 11 4.1 5.6 6.3 6.6 7.4 6.6 8.0 8.6 7.8 7.9 7.7 8.0 8.8 8.6 84 !if 4.5 6.4 7.2 7.3 8.4 7.2 8.8 9.5 8.5 8.6 8.3 8.8 9.3 9.5 WA'I'ER WEEK NO. River August September October Mile 45 46 47 48 49 50 51 52 1 2 3 4 5 15o.l1 6.1 5.1 6.9 8.0 8.4 8.4 8.6 8.4 7.6 7.2 6.8 6.3 5.5 140 6.4 5.3 7.1 .8.2 8.5 8.S 8.6 8.2 7.4 7.0 6.6 6.0 5.1 130 6.6 5.5 7.2 8.3 8.5 8.4 8.5 7.8 7.0 6.8 6.3 5.7 4.6 120 7.0 5.6 7.4 8.5 8.7 8.4 8.5 7.6 6.7 6.6 6.1 5.5 4.1 ~110 7.3 5.8 7.5 8.7 8.9 8.5 8.5 7.3 6.5 6.4 5.9 5.3 3.7 99 1:.1 7.6 6.0 .7.7 9.0 9.0 8.5 8.5 7.1 6.2 6.2 5.7 5.0 3.2 98 11 7.7 6.4 7.4 8.1 7.7 7.4 6.9 5.1 4.8 5.0 4.6 4.0 2.5 84 !il 8.5 6.9 7.'1 8.8 8.0 7.5 6.9 4.6 4.3 4.6 4.2 3.5 1.7 ..... - 11 Downstream of Devil Canyon Dam Site 11 Upstream of Susitna -Chulitna confluence :il Downstream of Susitna -Chulitna confluence (full lIU.X1.ng assumed)~I At Sunsnine stream gaging station at Parks aighway Bridge 420723 840817 -]J -).i J B i 1 I 1 J -I j I ]] .MIDDLE SUSITNA RIVER -ISOTHERMS WATER WEEKS (PLO nED AT MID-WEEK) 31 32 33 34 35 3637 38 39 4041 42 43 44 45 46 47 48 :1950 51 52 190 t ·J I I I I I I I I I ,I I I I I I I I I I -I I I WATANA NOTES = 1.TEMPERA TURES IN ·C. 180 160 DEVIL CANYON __I '- \J!ll)~11~1l1 90 150 110 120 80 I,I m'H .,1\UUN \I JUL I.I \4JG I I.tEPl\\I 140 GOLD. CREEK 130 CHULITNA 100 0:: W> 0:: II) lJJ ..J ~ TIME ALASKA POWER AUTHORITY SUSITNA HYDROELECTRIC PROJECT WATANA/DEVIL CANYON,2020 ENERGY DEMAND SUMMER 1981 CLIMATE DATA ...RcriC (NVIIlONWfNru IM&IOI"iJ 4'<=>~Ilii'In.{t;)~ l..fOIl.....nON "'ND 0.......InI wa.~1Sl!V~~ CfNnll llUSHNA JOINr VEN'URE i J I J 1 ])1 j i I I 1 1 1 I MIDDLE SUSITNA RIVER-ISOTHERMS WATER WEEKS (PLOTTED AT MID-WEEK) 49 50 51 52 I 2 3 4 5 6 7 8 9 10 II 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 190 I I I I I I , I ,I ' , ,',',I , " , I 'I,' I I " I , I I t I I I I ALASKA POWER AUTHORITY SUSITNA HYDROELECTRIC PROJECT NOTES 1.TEMPERA TURES IN ·C. 2.ICE SIMULATION NOT MADE FOR THIS CASE. TEMPERATURES FOR NOVEMBER THROUGH MARCH SHOULD NOT BE USED. NOTE SIMILARITY TO WAT ANA/DEVIL CANYON. 200 2 WIN TER 1 98 1-1 982. AIlCIIC fNVIIIONM(NIAL IOO!l\OOll£~~lIDk\~~ INfOIiMATlON AND IlAU u.l~ el"IEII SU,.TNA JOINT VINTURI; .. \ 1 \ \\ !.\ i ( \\ \ i \\ ~1I WATANAIOEVIL CANYON,2020 ENERGY DEMAND WINTER 1981-1982 CLIMATE DATA \\ J \'\ I \j \/ ~\ \J ..,) / I r I J \I I JI\I \1I\i-,! I \IJ un"OEe JAN II rr ..I ,I ,....... TIME· 90 120 . 110 140 GOLD, CREEl< 130 CHULlTNA100 WATANA 180 170 160 DEVIL CANYON 150 U) W ...J ::E 0: W > 0: STREAM TEMPERATURES WEATHER PERIOD:SUMMER 1982 ENERGY DEMAND:2020 WATER WEEK NO. Rive.r May June July Mile 31 32 33 34 35 36 37 38 39 40 41 42 43 44 -1501/3.6 3.8 4.0 4.4 4.6 4.7 5.0 5.8 6.8 7.3 7.8 8.9 8.7 7.6 140 3.8 3.9 4.3 4.6 4.9 5.0 5.4 6.3 7.4 7.9 8.3 9.5 9.0 8.0 130 4.2 4.1 4.6 4.9 5.3 5.3 5.6 6.6 7.8 8.2 8.4 9.4 8.6 8.2 120 4.5 4.4 5.1 5.3 5.9 5.9 6.0 7.2 8.6 8.9 9.1 10.1 9.1 8.8 110 4.9 4.6 5.5 5.7 6.5 6.4 6.5 7.8 9.3 9.5 9.7 10.7 9.6 9.4-99 1./5.3 4.9 5.9 6.1 7.0 6.8 6.9 8.4 10.1 10.2 10.3 11.3 10.1 10.0 98 1/5.1 4.6 5.5 5.6 6.4 6.7 6.1 6.7 8.5 8.0 8.0 8.6 7.7 8.3 84 f:!:/5.5 4.9 6.1 6.2 7.4 7.7 6.7 7.7 9.7 8.9 8.9 9.5 8.6 9.3 WATER WEEK'NO. River August September October Mile 45 46 47 48 49 50 51 52 .1 2 3 4 5 . 1501/7.8 10.2 7.3 7.4 9.1 9.0 8.1 7.2 7.7 7.0 6.1 4.6 2.9 140 8.1 10.3 7.6 7.7 9.1 9.0 8.1 7.1 7.5 6.8 5.7 4.0 2.6 130 8.4 10.3 7.8 7.8 9.0 8.8 7.6 6.9 7.2 6.3 5.3 3.4 2.1 120 8.9 10.6 8.3 8.1 9.1 8.8 7 •.7 6.8 7.0 6.0 4.8 2.7 1.6 110 9.3 10.8 8.6 8.4 9.2 8.9 7.7 6.8 6.8 5.8 4.5 2.1 1.2 99 1:./9.8 11.1 9.1 8.7 9.3 8.9 7.7 6.7 6.6 5.4 4.0 1.4 0.7 98 1/8.4 8.7 8.2 7.2 7.6 6.9 5.3 5.3 4.4 4.2 3.2 1.4 0·8 84 ~.I 9.3 9.4 9.0 7.9 7.8 7.0 5.7 5.1 3.7 3.5 2.4 0.7 0.3 1/Downstream of Devil Canyon Dam Site 2./Upstream of Susitna -Chulitna confluence ~1/Downstream of 3usitna -Chulitna confluence (full m1x1ng assumed) !i./At Sunshine stream gaging station at Parks Highway Bridge ~ 420723 840817 )J »)1 ]J I 1 D 1 J i, MIDDLE SUSITNA RIVER-ISOTHERMS WATER WEEKS (PLOTTED AT MID-WEEK) 495051 52 I 2 3 4 5 6 1 8 9 10 II 12 13 14 15 16 11 18 192021 22 23 24252621282930 ... 80 I I--r·I II q¥.'I II NOV I DEC I JAN I.....I M....I I APR)I I NOTES 1.TEMPERA lURES IN ·C. 2.APPROXIMA TE LOCATION· OF ICE FRONT FROM RIVER ICE SIMULA nON PLOTS . TIME WATANAIOEVIL CANYON.2020 ENERGY DEMAND WINTER 1982·1983 CLIMATE DATA ALASKA POWER AUTHORITV SUSITNA HYDROelECTRIC PROJECT ARCTIC (NVIIlOHWENTALI Cfi~OO?l~",,"Ii:OOr..~~ INfORMATION AND DATA 15 0"'l~ CfNTER IUSITHA JOINf VIN'URI J 1 1 )II J ]1 1 1 -I 1 »1 1 J 1 MIDDLE SUSITNA RIVER -ISOTHERMS WA TEA WEEKS (PLOTTED AT MID-WEEK) 31 3233 34353637 38 39 4041 424344 454647 484950 51 52 190 I I I I I r I I I I I I I I I J I I I "I I I I NOTES: 1.TEMPERATURES IN ·C "'I ·J111l {I ~1 WATANA 180 170 160 DEVil CANYON . 15 °l 'I..CI) W -I 140::E GOLD CREEK0: 130w > 0: 120 110 100CHULITNA 90 IILJ IIAJUN80 TIME ALASKA POWER AUTHORITY SUSITNA HYDROELECTRIC PROJECT WATANAIDEVIL CANYON,2020 ENERGY DEMAND SUMMER 1982 CliMA TE OAT A ARCTIC ENYIRONMENTAll C3&Iiil'iJ ~","~Iii'IJi\~ INfORMATION AND DArA lJlI&"'l 1S1!!w.l~ CfNTU SUSIINA JOINT YENTURE - EXHIBIT 7 EXHIBIT 7 RIVER ICE SIMULATIONS,STAGED CONSTRUCTION -STAGE 1 (WATANA EL.2000),PROJECTED ENERGY DEMANDS FOR 2001, E-VI ENVIRONMENTAL FLOW REQUIREMENTS,HYDROLOGICAL AND CLIMATOLOGICAL DATA FOR 1981-82. I 1 i ]B I I I '1 I J c 300 43) rT'l.- rrl420< D -1 ....-t az410 I ,...... "Tl 111 400 rn -l 300 I lCB HE ,~40 1m 107 RA5KA POWER RUTHeRl TV 106 106IDS 105 10-4103 102 103 104 RIVER MILE 102 101 101 100 100 99 99 AJ y / / A (/Y "/ ViP V / AtV /At A rrY ---L//V/y /fY /.AV v .// /I y/~/J r /-IdY ('AY v / lJ 1)///2 j/,/ /' //1///-- ./A v / / ,...---'W //At'T -.33) I 98 98 300 ' 38) I- W 370Wu.- I Z 360 0..... t-cr >35011J -J W 340 LEOOIJ. I/Z//ZIJ ~:;:;~DI::I~£WPa.l·.-",".....r .\'.,'",'OOTTIJ1 CF Q.USH ICE -----Rlv~BED ~Al1iER PERIOO • I t«)v 81 ..30 APR 82 ENERGY [£t1J:Nl I WATAI'$l 200' FL~CASE E-VI .TEI'P I 1tf=L~-MATCHING s:lTOE I IolAT~R REFERENCE RUN NO.I 81O'ENS 11l81N1l'1ilO..£C1 5USlTNA RlVER ICES 1I1lUH 1CJ'I PROFILE OF HAXIHUH 5r~s JmlA..£fAitO .JlINT YEtH~E 1&llI.'" 1 )I I 1 )1 i 1 1 I ]J 1 J 1 ) c 100 109 ItO III 112 113 114 115 116 117 liB ~m 6ID 1----f----I----+----t---rlH'----;rL---+---t-----I----I ..SO 510 ALASKA PO~R AUlHORITY 5U5lTNA RIVER ICE SlHlJ..ATl~ PROFILE OF MAXIMUM STAGES ~lA-EBASCO .JlINT YEtHlJ'E ..lfNA IWU:Ct ~ATHER PERiOD • 1 ~V 81 -30 APR at ENERO't'C£MrNJ I WRTA~2001 FL~CASE E-VI TEl'P.l/lEl~-mTCHING SAlCE I ~T~R . REFERENCE ~NO.I BIOIENS ..,.-,.....,.....,-r-r-rT[JJ IF 5(1.1 DICE II /11{/l!lLU9tt/SQ..ID lC£INT[ftfACE: .....IIII ....L ~~,.I ••-••'"BQTTlIH CF BLl&f ICE -----~l YE ..BED L£CVIlI, ------fT1 ~I~450 500 ~ ~D-~t----+---;---rJ-¥-1t---r-t'--...... o Z 4~..~Z CJ.-. ~~ ~400 400 mWm ~~ W 4m ~~ 410 ~60 lC6 109 110 III 112 113 114 115 116 117 liB RIVER MILE ?C1d_.I~_"tie __I l'al.I~l 1 i 1 1 1 ]1 1 »])i c 550 "fTl 560 rn --i 500 /T1r fTl600< D -i o-t 0 Z570 128 -600 540 I I IZ7 128 12'1 It...R5KA PO~ER RUTHtJU TY lUi'rtII -..Let SUSlTNA fUllER I CE 511111.RT1 £J',I PROFILE OF MAXIMUM STACES If:RIA-EfJG:O ..IJINT YENT~E 126 126 125 12512~123122 122 123 124 RIVER MILE I£RTl'tER PERIOO • 1 mv 81 -30 APR az ENERGY tE11l1O I WRTRt-fl ZOOI FLOW CASE E-III TEMP.INFLCW-~TCHING s:l HE r I••m R'-l~ REFERENCE RUN ND.I 810lENS 121 121120. 120 119 119 ~'~~\//Af!.",'!:/1/ ("'40",../I ..~.:V /..11 ._~r:;;r-L-J f~I?"• _I . /[/A ~~_ff,."","1/AI."V>:~/#~p /~~..Y'/A1;W [7'- f",_-1/· /1.:1;-c 1:1 11\I ~y /~ J...r l/\ /~""'~~r-"-;"/-+-/----1---.1 '",j'/V AV'/V v .A~":7 //~~;/ /~~:.j /-.,-- ---'If{~~~z~"/:.-/_...~:v .171/<-------r--+--+-~ ~---,:-Y / {.~Z-Z!9 ~:~~D I~INlEJtlfIU-.,•o.or -.EIOTT[I1 CF Q.U5H ICE -----'UVEft em LEGENJ. 0190 , 118 U8 550 - 540 ~ W 500Wu. ~, t 520Z 0 ........ .......a >510W ..J W 500 P'QlIQQ.ft.LDIII.16'lB.'4I ~y /~,;z" ('."'-:. A~y /Wt'_:/AfLv//f}V / A [07 1/~.~y I'~.~I .. ~/L:~I /";;"l..&.A!lv If .A (:~(.J /\1 ff ~:/;/y / V ~(.-- A V//!.;)/;/)~/v-, "/p-I A~v/ I /~/V~-.... V /;V / 132 133 RIVER MILE ALASKA POWER AUTHORITY J 1 128 G40 63) .- b.J 620uJu.. ~- I 610Z 0-t-. IT >600W -.J W 500 500 , 128 LECDO. I 129 129 ~ 130 130 J 131 131 132 J 133 c i 13" 134 135 135 B ~ 136 136 1 137 'soo 600 IT1r 670 rn< D -i....... 0 660 Z T\ (1l 650 rn -i 640 63) I 137 ]j .lIP IF 5ll.ID ICE!I(/{.{~~BLUSHI'8tl.ID ICE:lNn,..AC£ C<.••• •BJlTCJi IF 5L.L&t 1[E ------------RIVE~BED IoEATHER PERIOD I 1 00'1 81 -30 APR 82 ENERDY ~11J:N)I WATA~lOOI FLOW CRSE E-VI TEMP,INFLOW-HA1CHING f]I:lHE 1 ~r~~ REFERENCE RUN NO.I 810lENS Q8UIlA MO..£Cf 51J5(TNA RIVER ICE SIMl1.RTJ~ PR(F ILE IF KAXtl1U11 5T~S I-mlA-EBRSCO J)INT YEN1~E 1J;6J.l4l j J )j J D !)J 1 !)I ]]I ]J J c 740 700 mr fTl770< D -l..... az760 I ~ "1 JTI750rn -t 73) 146 1-16 .700 IE 145 FLRSKA PO~ER RUTHffil T't J4~ I ..... 143 1"'3)"'2I'" Ut 142 RIVER MILE 1<40 1"0139 139138 138 VI ..I / /I I / /1 V / / /I I / /I /V V //V/ / / / 1/ V I V V OJ ////-'/~IIV / /II //16E1l•137 137 740 . 73:1 .- W '720W LL ~ I 710Z 0...... I- ([ >700W ..J W 69] 5U5lTNR R[VER ICE 5IMll.ATJ(I.j PROFILE OF MAXIMUM STRGES KRZA-£OO6CO ..nIHT YENllJfE lEC£1>,[J. I !7 I III (~:~~D.::rNT£fII'"Aa:....""'.:~~I'-.BOlltJ1 (F 5I...l.&f ICE -----~rvEfl ~ ~RTliER PERIOD.1 I'l)V 81 -30 APR ez ENERGY [£HR-I)I WRTA~2001 FL~CASE E-I/l TEI"P,I N=UJ..I-mTCH1NG S~TC£I ~T~1:l REFERENCE RLN NO.I 810lENS II.IlIPIA flNU:C1 _~.~...IW Ui~.I4t J i 1 )J 1 I j c 1 j 1 1 J I B 1m 170 160 150 Lt.1 _J-140r ~w 130>-...... n: 120 1 ]0 100 90 , I•·I',...-. •,I I I I,,• ••, i ·•,........•, I •I,,,,,·•=., I.....-. :( ,-...~ J -..I--:•, .1..--.0 ••,I ,, H •,•• • I , , ,,·.,,~'r-~r '1-',y ·'i-·'\. \"'-\--,1'\ '.\ '.\ ",\ NJV DEC .JAN FEB MAR APR LECiENJ. -----ICE·F~ --- • ------2EJtO 0E0flE[tSOll"£""WERTHER PERIOD • 1 NOV 81 -30 APR 82 ENEROY [EH~O •WI=lT~A 2001 FLOW CASE 'E-VI TEMP.INFLOW-HRTCHING 5TR[E I WATAt-lA REFERENCE RUN NO.I 8101ENS R..ASKA PQ~ER AUTtmtTY IlJiIfIll "'O.Eet I 5USITNR RIVER PROORE51i ION (F 1CE FRONT &ZERO DECREE 1SOTHER" KRl~BA6Ctl JJINT VENlLfiE -_........,.Ire --I 1..a.I4I -.1 1 ]I J 1 1 I j j J 1 J 39:)I I-~THRESHOLD ELEU.~ ~375 (~370 ...J ..1./l.... ui 3b5 ~ 360 16 ~... Il.••12 ~- ~B l.J....--r I-4 w \u ~..-a . 5 ,---.I" Q.U 4~"3ii2 ,-' l!I I I ...-0 \J U)IilNEJ1BER I£CEI1fI(It IN.JARY FElIfll...MY MRCH f'lf'ftll t98l t9B2 HEAD OF UHISKERS SLOUGH Fl.A5KA POWER AUTHeRI TV RIVER MILE 101 .50 "IfVl I'IllUCT I t 5U5JTNA RIVER Ie!THIOOCSS uor;NO.HEATHER PERIOD 'J NUN 81 -30 APR 82 ICE SIMULRTION TOTA..lHICttN!S8 ENERGY £EH~D I WATRNf\2001 TIME HISTOOV • - - - • -LUSH COI'1POtENT CASE E-VI FLOWS TEMP.INFLOW-HATCHINO IMLA-€BA5CO ..oINT VENT~ESH:jGE I IoJRTRNA REFERENCE RUN "0.I BID 1ENS hol_..........'"__,......, )1 ]J J I J 1 j I !)J J110 ,~ ~ ~~65 . ~460 ..J l1J ~"\ui 455 J ~~ 450 IG . ~ I- 11.-.12 ~wz 8~u... I I-4 l1J U -....~...........-.....~.......-..\a· s.,-J~u4 I;i~~ I~-6 \.~.../ In t(}\IEll IlIE It [£CEI"IBER .IN.JAR'l'FEBRURRY'MRI:H IV'ftIL 19'11 1982 SIDE CHANNEL AT HEAD OF GASH CREEK R.f.l5KA PO~ER AUTH(JH TV RIVER MILE 112.00 iUll ~"lQ.AC'I :5L51TNR RIVER IC!T"1ICKWESS L[OE:ND.WEATHER PERIOD ;t NOV 81 -30 APR ez ICE SII1ULATION TOrR,.lHICKtt!SS ENERGV DEMAND 'WAT~R 2001 TIME H{STffiY • --••-9.USH COI1PQtt!NT CASE E~VI FLOWS TEMP,INFLOW-I1RTCHINO STAGE I ~'lTRNR t-mlA-EBAGCO .nmr YENT~E REFERENCE RUN I\(].:8I Ol E"'lS CItIC_."""".n 1"....1 11>E'i.I.' i ])i J I j 1 j I ;I ]!1 AiD . -r ~465 . ~"'60.J I \w ui A56 ~.x 4SO 16-... lL..12 mw ~B u...----r r 4 w ....-.-U ...../...............-....-...-1\0 -.......~........ 5.~i:U4 IWlB3;~2 ,.--' <I !!I I 1--..I ~-O \.r--h J I-~\lE!'lBERUJ lECEI'&:R ..JANJAR'f FE~r !'lARCH flI'RlL 1981 1982 "OUTH OF SLOUGH SA ALASKA PO~ER AUTHORITY RIVER MILE 112.34 11II UNA JlMO..EtT I l SLG lTNA RIVER ICE THICKNESS LflZND.WEATHER PERIOD :I NOV 81 -30 APR 82 ICE SII1ULATION TOT"-.,'THIOUIESS ENERGY [£MANO I WATA'>lA 2001 TIME HISTOOY • - - --•!lL.lJSt1 COI'l~t,ENT CASE E-VI FLOWS TEMP,INFLO~-MATCHINO ~lA-EERiCQ .JlINT YEN1~ESTAGEIj..JATANQ REfERENCE RUN NJ.;8101EN5 COU<_·...........'"__I 1&63.'·t ]"J 1 1 1 ]!-I J 1 J •B J j .486 I..../"THRESHOLD ELEV •t- ~4BO f -- . ~475_I ~~ ILl \ui 470 ~ 465 16 ~ to U.-12 m .- w ~8 u... 1 t-4 ILl ........U --------.....r---0 -. 5 9:\j4 ~ ~~3 I 2:~2 ,--J -------..I~-~L ,-'"I- 00 hOY["8f~I:lECEt«R ~y fEllfll..AU I1ARCH If'ftIL 1981 1982 HEAD OF SLOUGH 8 #=LA5KA POWER RUlHeR)TY RIVER MILE 114.10 IlUUJ~MUtt I.5USJTNR Rl VER. ICE THICKN[SS UllEMO.WEATHER PERIOD '1 NOV 81 -30 APR ez Ii:E S)HUUn lOtJ TOTf:lL.1H I 00£58 ENERGY rEMAND.I WAT~A 2001 TIME HlSTMY •--•••Sl..LJ!II;Ct:»1 "Q "2NT Ci=lSE E-VI FLOWS TEMP,INFLOW-MATCH(NO ~ll=l·EIY\SCO JUHf VENllJlE5TRCEII-.IIH~NR REFERENCE RUN NO.:BI01EN5 C'tlaal.tu......,......_,1661.IU J 1 1 ~1 )1 1 J }I 1 I J I 1 495-~THRESHOLD ELE~.... ~..oo (~I \. ~"B5 .L --..J ~ILl • ui 4BO ~ 0475 16 ,.. t- Il..-12 lH --w ~8 u....1-. I ...............-...-.......---\I I-..-'.-............-- III I ..-..."'1uJ-----....•0 "-• 5-----.,...--lG.u 4~1Il3 J 1-1&1 ~%:~2 a:~1 l'---.I ~-o L.....~i"\.r.... U)l()V EMtlf"IECEI1BER JN$#fY f EflRI.JmY'MIlI:H ~IL 191H 1982 SIDE CHANNEL rlSII FLRSKA POWER AUTHffil TV RIVER MILE 115.50 ....1filii IWUCf I I SUSlTNR RIVER 11:£THIOii1£SS LlO[ND.WEATHER PERlOO . 1 NOV 81 -30 APR 82 leE:S)I1UUH ION TOT/L THICK'-f:98 ENERGY DEI1~O I WATANA 200t TIME HISTOOY ••-••-8l.1.J5H COMPO~NT CASE E-lil FLO~S TEMP,INFLOW-MATCHING ~ZA-EElR&O .J)I~T iENT~ESTACEI"lRTANI=l REFERENCE RUN lI().:BIDLENS CHIC"'.'u.,...,.I"....-,16Q.I., J J OPTION? J j I 1 I 1 i J J I 1 1 J ) <196 --I' "/'THRESHOLD ELEV./~~ ~4~L -l'J'\ ~"B5 ,.-- ..I ~~uJ 00.400 ~ 475 1(;..r--..... 11. -12 mw ~B T ..~v ..v ......._........_\l.J ...-~.-~...-..., ~ 1:I "._'--"'~\ .....4 I \ W •LJ J .-....',\0 5 Q.u 4 ~ ~I~i3 ~x:2 ~-Icr~1~-O L.....,-..../" l- ID I()V[HBf;It DECEtKR ~y Ff~"MIlOt t:W'ftIL 1981 1982 HEAD OF SIDE CHANNEL MSII R.,.RSKA PO~EF{RUT~l TY RIVER MILE 1 15.90 5IJllr~"IO..ICl I :5USlTNA R1VER 1CE tlil C!<t.IE!lS u:or:ND,WEATt-£R PER10D 1 NOV 81 -30 APR az rCE Sll1ULRTlON TDTIL lHI~t«5S ENERGY [£HI=V>JO I WAT~A 200]T !tiE HI ST~'f • - - - - -SL USH COI1PDt-VoT CASE E-Vl FLO~5 TEMP,INFLOW-I1~TCH1NO ~ZA-EBASCQ JOINT ~lURESTAGEIl-JRTANA REFERENCE RUN r-IJ.;BIOIENS CtlIUO!I.lul-.UW Jt-......-I 1S6t.'Q .~]1 1 1 I .-.)·1 1 E I J 1 1 I I I 530 ,-"'\l-I~525 \.!~520 .J ,\Il' ui 516 3: 510 16 ~~. l- II.-12 IH -----w ~B f ......--.\u ........---....-........w ..___....--_..- r ...4 , w /. (J I...I I~0 5 n.u 4 ~ ffillJ3 I ;j2 ,... I~"I(I I~-O L.......r-"\..IL.- ..... lI)NJVEI1BER £E~.sN.fYrt fEBRLMY ""101 Af'ftIL 19B1 1982 ALASKA POWER RUTHORITY RIVER MILE 120.00 Sl.IiI'~I'AQ.£C'I I.SL5ITNA RIVER. ICE Tl1ICKN£SS ~D'WERTHER PERIOD : 1 NOV 81 -30 APR 82 ICE SIMUUH toN TOTAL THICK~SS ENERGY CEMAND I WAT~A 200J TIHE H(ST~V ••- - • -SLlJSI1 C01PO~NT CASE E-VI FLOWS TEMP,INFLOw-MRTCH[NO \offi~-ElJlS(a JJINT VENllFESTRCEJWRTANA REFERENCE RUN t-l).•B 10 I ENS ~t ....lu ....u.I"MIt _,liQ,'" I -1 ]J D 1 i J 1 J J 1 J I I -) I 500 ~ I-": ~555 /"\. ~550_J \ ILl r \ui 546 ~ 540 16 ,--l- lL -12 ~w ~B "\u f ~... ~ 0...... r 1 .........._--...........--...... I-4 /ILl , U I "-.....I a .\ 5 ilj4 r I~i3 ,---' x:2 ""----t Ii Icrl!ll~-o '-.,.--"J ~ t- (JJ IIDVEttllfR DEC£teER ~T F~8RlJfl,(11A~~IL 1981 1982 HEAD OF MOOSE SLOUGH R....ASKA PO~ER AUTHCRlTY RIVER MILE 123.50 WIUNIl fWUl:'I :5LEJTNA RIVER Ie!TH1CKNE:SS UOEND.WEATHER PER10D ; 1 NOV 81 -30 APR 82 ICE SIMULATION TOTAL.THICK~t!lS ENERGY CEMAND I WAT~A 2001 TIME HISTmv • ---- -BI..U9I-t coP1PQ !'lENT CASE E -"t FUlloJS TEMP,INFLOW-HATCH(NG I-mZA-ElR)({)JllNT VE~ll.AEISTA(E I ....,HANA REFERENCE RUN 1'.1).I 8101ENS I;:IIII~"'.lU.t·G~In'....-I 1663.14' I j 1 ]j j i )]J ]D D j J 596 I I,..~THRESHOLD ELEV.I- ~500 (~575 .J ,~\uJ 00 570 \.-- 3: 565 Hi-t· ~t2 m .-w ~B u....--I-------1" t-4 ILl LJ /..~...........\0 -_.....-._-.......... 5 n.U 4·r- ~II]-I1-~3 r---' 1:2 '---l r "\I([~I~-o ~r-h ,...-.-.,.......J 0.....- .... 00 ~OtllfR (ECEt'ftR ..IN..flRY FfllRlmY t'lAllCH ~IL 19lH 1982 HEAD OF SLOUGH SA (UEST)ALRSKA PO~ER AUTHORITY RIVER MILE 126.10 ilBH~I'lIIO.I:tl I I SUi I TNA RIVER It!THIOClfESS LtlENO,WEATHER PERIOD . 1 NOV BJ -30 APR 82 ICE SIHUUHION TOtAl.,lH1C!{NESS ENERGY rEMAND I WAT~A 200t T IHE H[Sl(~V . - - - - -!l.LJSI'i CO'IPOllENT CASE E-vr FLOWS TEMP,INFLDW-MATCHrND l-mlA-EI:JlSC().J]I~T YENT~ESTj:l(£I j.J'lTANAIREFERENCERUN"I).;B10 lENS e...e.....1u.1~1.Jte ....-,lliE3.142 ·1 I )I 1 1 I I 1 1 J 1 5~1 I r'",,-THRfSHOlD ElEU..... ~585 ;\~500 -Iw ui 5"15 :'I: 570 16 --.------ -.-.-~.... u.•.12 l1J UJ -- W ~Bu ~ I .....4 wu...J ..~.....~...........\-~ 0 __m ...~....._,.... 5 o..u4 ,.-- ~UJ3 I.....w ~:I:~2 ~I'.II '----1 I~1 .....~O '""""""""\..r-"\r--..,-J ~ tJ)N)VEt1BfIt ~CEI'8ER JNJARY Ff~r I1AIlOi Wftll 1981 1982 HEAD OF Sl·OUGH SA (EAST)ALASKA POWER AUTHORITY RI,VER MILE 127.10 &4.Q UIlA IiRO..ECT I I SL51TNI=l RIVER Ire TttICKNESS UQ[ND.WERTHER PERIOD '1 NDV Bl -30 APR BZ ICE SIMULRTION TOTFlL 1111 tK~SS ENERGV ce:M~O I WATI=NA 2001 TIHE H[STffiY -••---SLUSH CQt1PDNfNT CASE E-VI FLOWS TEMP,INFLOW-HATCHING STAGE I ~RTANA ~l~-EBA6CO JOINf YEN1URE REfERENCE RUN NO.I 810lE~5 c...c.....ru ,....t.1"....-I 1~.I41 )j I )J 1 J c 1 J J I St6 . ~/"THRESHOLD ELEV.t- ~610 J~61E ./\--1 ~ .J f Lw ui hOO '---.....,. 3: 595 16 -.. u.-.12 til II) W ~B u ~.--r I-4 wu --..;-~--0-f -...........--...-.\0 5. ~u4 ,---- WI/I3 r ;~2 r cr~1 ~1\J ~-O ~"'\r---"\,.-1 -..... IJ)~V[l1BEIt .reCEt'8ER ~RY fEDRlJ'lRY tlARCH FW'ftIL 1981 1962 HEAD OF SLOUGH 9 ALASKA POWER AU1HDRITY RIVER MILE 129.30 6IJI n_II'IIUtT I :SUSITNA RIVER IOf THICKNtss L£QENO.WEATHER PERIOD : 1 NOV 81 -30 APR 82 ICE SIMULATION TDrRl..THICWNESS ENERGY [EMAND I WAT~A 2001 TIME H{STOOY • - - -••&..USH ClJ1PONEN'f CRSE E-VI FLOWS TEMP.INFLOW-MATCHING ~lA-EIJ&O ..rllNT YE~lLRESTA(E I ~RHlNA ,0FTlON?REFERENCE RUN f-.().I BI0IENS OUt....·IU.""",.I"....-I 16l>l.14r- i OPTION? )])J J 1 I 1 i i 1 j 1 S~ ~.... ~625. ~620 r'1....-'\ .J r \uJ ui 615 "'" ~ 610 16 ~ . .... IL -12 ~ ~8 u ~r....../"......V·-....'\uJu ---..../..',\0 5. ~U4 -- ~~3 r %:~2 ,.J a:~l "'r\J ~-O "---f r\~r-1 -.... lJ)tCVEl1SE~(£CEmER ~y FE8Rl..flRY ~RCH Af'ftIL J9BJ 1982 SIDE CHANNEL U/S OF SLOUGH 9 ALRSKA PQ~ER AUTHOR)TY RIVER MILE 130.60 ....lrNA~tJ I :SLfiJTNR Rl '/ER ICf nflOlNEBS L.mt:wo.WERTHER PERIOD . ]NOV 81 -30 APR 82 ICE SJt1ULATlON TOTIl..lHICKNE811 ENERGY l:EM~O I WAHl-lA 2001 liME HI STMY . -•-• •!LlJSI-f COI1 PON!!II/T CI=lSE E-VI FLOIoJS TEMP.lNFLOW-MI=lTCHtNG .mm-EEfa:O .J)INT VENTLIlE6Hlr:E I WIHClNI=l REFERENCE RUN NJ.I 8101ENS e..u,....1.....1"'11'.J-e ...-I llilD.14I - 1 1 'j )J j "I I 1 1 I J 1 } /V "I ~~ f--- ----- /-"-'.---'\r····..--.\ /V \~--- ..- f ~ "\f,J \.-J "'r---\A }'--1 "CVEl1flf·R £EC£I'I3ER .JFN..IARy ff8RLflRr MROi APRIL 1981 1982 SIDE CHANNEL U/S OF 4TH JULY CREEK ALRSKA POWER AUTHORJTY RIVER MILE 131 .80 II.BI ntA PIlO.RT I :sus lTNR RIVER fCKNESS L.!O[NO.WEATHER PERIOD '1 NOV 81 -30 APR 82 ICE SJI1ULRTJON -TOT~'THICtlNI!5S ENERGY OCMAl'JO I WAT~A 2001 TIME H[STOOY - -SLUSH CDttPOIllENT CASE E-VI FLOWS TEMP.INFLOW-MRTCHING ~lR-EBASCO .JlINT VENl~ESTAtEIWRTANA ~fERENCE RUN~.I BIOIEN5 COOI_.IU......'"--I Ilia.IAr 16 ~ t-u.12- mw ~8 u....r t-4 wu.... 0 620 ICE TH . 5 ~U4 ~::J3 :E:W2 ffi~l ~-O lJ) ~630 ...J u.1 -t- ~635 ui 625 "1: ------~--____========~lI,S40 !j ]1 i I I I 1 1 j )-j ~""'"-_._--_.--~--'.._----- ..... I- ~660 --.--.'- ~655 ~THRESHOLD ELEV.~\ ...l t /\~\w ui&50 --. 3: 645 16-... IL-12 mIt.1i B ;:-.~w.....;;lI ...--...4 I- W /'~/.-.'\ IJ..../\7 '\0 5 Q.u 41::r;!~-r CI I "\1\J ~-O L.-...r "\r-1.J\./'--.J lJ)I(]VEI1BfIt l£CE"ftl't IN.JA'Iy FEflIAlMt I1AItCH ~IL 1961 1982 HEAD OF SLOUGH 9A ALASKA PO~ER AUTHORITY RIVER MILE 133.70 ItJiIlNA PMll..ECT I :SL5 ITNA R1'IER TCE t ...JCl<Nt95 LEGEND.WEAH£R PERIOD 1 NOV 81 -ao RPR 82 ICE:SH1ULRTJON tOTAL.'T~TCI('-ESS ENERGY C£HPNO I WAUNA 2001 TIME HI5T(J1'f • - - - • -SLUSH COP1PO~NT CASE E-V[fLOWS TEMP,I~FLOW-MATCH(NG ~IA-EERi(O J)(NJ'VENllJlESTAGEIwr=lTANl:l REfERENCE RUN NO.;BIOLENS C>lI~.,.........1"--,16li3."l !6=.H h_I 1 1 J I 1 1 1 .~j -1 1 i I IEi-JO ------~.-..._--. I 1...../THRESHOLD ELEU •.- ~600 (7.".--hi:iS60 ..J i I \.I \w ui 655 "'. 3 650 Iii ~1-.~ U..-12 ~c:-:~-~B 7 1 ~u -.....I -7 --r .....4 I /wu..../\70 \ 5. '0..U 4~ll)3 ,- ;~2 ---~ ([1'.11 "'r\_J ~-o L-.r "\r--\/\/'---1 I- (fJ I«JVEI'1BER OECEt&:R JNJPR.,FEf!Rl.MY tW'lrot F'l'RIL 1981 1982 SIDE CHANNEL U/S OF SLOUGH 10 RRSKA POWER RUTHCRlTY RIVE.R MILE 134.30 lUlU.JIlIIlUCT J :SLfiITNA RIVER ICE Tt-"~EBS LEGEND.HEATHER PERIOD . 1 NOV 81 -3D APR ez ICE S)MULATION 'rQfllL lHI~I-£SS ENERGY lEMANO I WATPi-JA 2001 TIME HISTOOY • - - - - -SLU!lH COt1"D~NT CASE E-VI FLOWS TEMP.INFLOW-HATCHING .mZA-E~..oINT VENTLPESTRCEIWRTANA REFERENCE RUN t-IJ.;BI01EN5 CNIItIlllm.ru........tr-....-I 1~.14' i ))j j 1 1 -!)1 I i I j 1 ]I --- ~ I- ~675 /1\/~670 h .J r \J \ILl .... III 665 :Y 660 16 ~._- ~-u:-12 .-.._____".0- mw ~B ~u...... I --,.~PI-4 /'t Iwu --...../1 I0 5 i U4 Will 3 r-' ;i2 ---r-' ~~I \1\.---1 '---f "' ..r--\J "\7 '---' 1--0 Ul NlYENElEIt ~CEt&:R ~.,FEllRlJ'lRl'I'IARQ-t Af'ft Il 1981 1982 SIDE CHANNEL D/S OF SLOUGH 11 A...A5KR POI..IER RUTHCfll TV RIVER MILE 135.30 11.II.,'"I'fn£Cy I :5LGJ TNA RJ VER I C£!HI CKNESS Lfil£NO.WERn£R PERIOD : 1 NOV BJ -30 APR 8Z ICE SJI1UUlT JON ro'rl'L THI[)(~S8 ENERGV CEMANO •WATI=tJA 2001 11H£H[STMY ••-•••BLU9I1 COt1PO~Nr CASE E-Vl FLOI-JS TEMP.INFLOI-J-MATCHINO 5T~CE I ,",~TANA I-mlA-EfRSCO J)INT VEl41l1fE ~ REFERENCE RUN "0.:BIOlENS ~1C."•...........'"Iif'III _I.1661_(U I con I )I 1 )I I 1 1 I J J ))-]! 896 I J ;:/'THRESHOLD ELEV. II.690 I I It~~685 ,-/\r--,I .J .,..-J 1\l J I\....I W V --.I~~~600 ~ ~ ·1 II 675 I 'I I ',I -... II. 16 I I Iii I I --I I I I I ---l 12 I I I I I I I ill ~8 u.... :r t-4 wu... o A T\'I\. IY"AILWlRCHfE8RlMrIN.My 5 11.U -4 -,....--J~•I ....1:}3 ~:I:~2h \r\]~~6 --\r-\J ""\1-=:n t.DvEHBER CEC£I1BER IllUl 1982 HEAD O~SLOUGH 11 RIVER MILE I 136.50 ICE Tl11O<NESS L[Gf:ND. ror,.".THICIO~9S • -•-"-9L.USH CO"PO/>,EN1' WEATHER PERIOD : ENERGY DEI1~O I CASE E-V (FLO""SBTACE(WI:\TRNQ REfERENCE RUN II(]. 1 NOV 81 -30 APR 82 WATANA 2001TEHP,INFLOW-MRTCHING I BI01ENS ALASKA POWER AUTHORITY 1\II!f1lA Pllll..JCT I SUS ITNR RIVER ICE SII1ULIH ION TI HE HI SHIrt ~ZA-EBR5CO JOINT YEN1URE Cl"~...........11 ...--T 16olli3.1U! J ~)I ~1 ]J I 1 J 1 I 1 i j ]I .~ .~..... ~725 ---- . ~720 ..J llJ en 71G "". :J: 710 1& ~ I'· U.-12 ~ ~B u.....- I .....4 wu f-...... a 5. ~U4 ,-JWUl3~~2 ~r-' L.r "\f-J~t'jl -\,..-....J\~J ~ .....-0 r-r- oo t(JV[I'\BEIt OEcvecR .,Rt-UAft't FE flAl.IYn'I1ARCH Pl'ftIL 198t 1982 HEAD OF SLOUGH 17 R-RSKA PO~ER AUTHrRlTY RIVER MILE 139.30 5UI11 NIl fIItO.J:CJ I :SUS]TNA R]VER It!TI1IClOl[5S LfO£NDI WEATt-ER PERlOD .1 NOV 81 -30 APR 82 leE S1I1UUH JON TOTIL TI1IC"~ENERGY tEM~D ,WAT~A 2001 TIME H[ST~Y • - - - - -SLUSH COI1PO"'!NT CASE E-V[FLOWS TEMPI INFLOW-MATtHlNO .mZA-EOOSCO JJINT VE~llP£SH:lQE I loJATANA REFERENCE RUN t-ll.;BIOlENS ~M'C."'.ru.,....,.In"'-I 16Gi.1U ~-------------------l!'7~..-.----~-_._.._--...,.---- J i .1 ---1 )]I -I I J ]J ~ -I 1 -- -------_.--..--._---_0__-___- .../'THRESHOLD ElEU • ~735 I. ~7~ .J ~ -------'"III ui 725 ::.r 720 H;_. .... IL.-12 ~--I---- ~B u ~--r ~4 uJu ~ 0 -- 5. ~U4 ~~:33 ----..,...1:~2 L.....1\--l~~I ~\r--~J T J ~-~ .....-0 ,......:.- lJ)NCIVfJ1BER [ECfYBEft .JINJAIlY FEllRI-mr PflRO-t A'ftIL 1981 1982 HEAD OF SLOUGH 20 RASKA POWER AUTHrRlTY RIVER MILE 140.50 _lIMA IWU:tl I :5L5 JTNR R]VER 1C£THI ClCNE!IS UOEND.HEATHER PERIOD '1 NOV 61 -30 APR BZ ICE SJMUUH JON fOTAL.THIO<IIESS ENERGY [£HAND I WATtlIlA 2001 TIME HISTffiY - - - - --SLUSH CIJ1"OllENT CASE E-VI FLOWS TEMP,]NFLOW-MATCH(NO I4lRll=l-EER5CO ..oINT VEN1~ESHlCEI~..II:m~Nq REfERENCE RuN I'IJ.I 81 OL ENS Qltt..-IU.....'.r ...-I \661.\., i 740 I 1 J j I 1 ~1 )i J I I ~~I .~-,I ~-~THRE5HOtD EtEU.I- ~755 (. ~750 ..J -ltLl -....-.......ui 745 , :J:I"140 16-1- U. -12 OJ OJwi B u... 1: ~4 w U -...... 0 5. ~U4 ,-JlJ..II/I3~~2 "'"\..~ ([!!II ~-1""'\--.l ~-O \,---F""\~T .J --_._- r-r0- W t.QV[ttBf "t£CEtSER JlN.JARY FEBRlmY I'VlRCH Ff'RIL 1981 1982 HEAD OF StOUGH 21 ALASKA POWER RUT~OR1TY RIVER MILE 141 .80 IlJIIIIlIl "'tlUet I !SUS I TNA RI VER ,~Tl-il CKNfSS UO£ND.WERTHER PERIOD .1 NOV BI -30 APR ez tCE SlMULRTJON TOT~lltl~lIE88 ENERGY CEt1AND 'WAT~A 2001 TIME HIST(~Y •--- - -5l.U5t1 COI'tPOllEto.IT CASE E-VI FLOWS TEMPt lNFLOW-MATCHINO HRRlA-EBRSCO JOINT VENTURESHI(£I I-lQTc:lNA REFERENCE RUN NO.;BIOIENS OI,IU-.IU.rl'Gl.Inn--I 1li6i.14' ,j -1 J ]I -J )I I 1 j ].~i i J I~ /"'THRESHOLD ELEU. ---- ~ I- ~760 I. ~"155 --lw ui 750 or 745 16 ~f-. _.... lL..12 ~ ~B u ~ I. I-... W U ----.... a 5 Q.u 4~U13 r--F ~~2 ~~ ~~I L....-r\---l \....----1\r-J "\,......I U...-0 UJ I,OVEl'IllfR OECEteER ...IN.An F£8fUWt I'flftCH IW'ftlL foo- 1961 1982 SLOUGH 21 (ENTRANCE A6)ALASKA POWER AUTHORITY RIVER MILE 142.20 W1lhIA M:l.£cr I :SL51TNA RIVER ICE TtiI~E:""UOEND.WERTHER PERIOD '1 NOV 81 -30 APR BZ ICE 5IMUlRT JON TOTPL.TH I DiIl,ESlI ENERGY tEH~O 'WATft..JA 2001 TlHE HISTOOY •-•- - -BLUSH CtJ1PO'-f:NT CRSE E-Vl FLOWS TEHP.INFLOW-HATCHING IMlA-EBASCO ..DINT vrnT~E6HUEIW~TANA REFERENCE RUN l'lJ.I BIOlEN5 aut....1LI.'~I.,......-1 1li61.14I I ~__...._u___I I I I )J 1 J ]1 i J I !~~~~~~~~_I I~. I I -~---~---_._---_..__.---- ,..,~-THRESHOLD ELEU.~ ~700 , ~785 -""'---.. I ...J IU iii 700 3 775 Hi ,-.---... II.-t2 VI If) W ~B u... r ~4 w lJ... 0 5. Q.li", QW3 ~ ~w ,-'J:~2 ----. (f~1 ~~r\.1 ~-O ~r-I-J \I ~...... tf.l IIl)VEt1 BE R lECEte£R .RoAJPftY FE8RLJlR'f ~RCH APftIL 11181 1982 HEAD OF SLOUGH aa ALASKA PO~ER AU1HDRITY RIVER MILE 144.80 lItII HIlA Pl'lO.£Cl I. S15JTNA RIVER. Ie!THICKN[89 L.m[NO.WERTt-ER PER I 00 :1 NOV BI -30 APR BZ ICE SH1ULRT)ON TOTIl.THICl{~99 ENERGY ~MAND I WAUNA 200t TIHE HISTffiV -..-....-!!I...USH ClJ1PONENT CASE E-VI FLOWS TEMP.INFLOW-HATCHING t-mZA-EOA5CO J)INT von~ESTRll:.I l-lRTANA OPTION?REfERENCE RUN t>(].I BI01ENS CMI~"'...tu.........In"'-I 1563.1.' - _. EXHIBIT 8 EXHIBIT 8 RIVER ICE SIMULATIONS,STAGED CONSTRUCTION -STAGE 2 (WATANA EL.2000,DEVIL CANYON EL.1455),PROJECTED ENERGY DEMANDS FOR 2002,E-VI ENVIRONMENrAL FLOW REQUIREMENTS, HYDROLOGICAL AND CLIMATOLOGICAL DATA FOR 1981-82. a.Devil Canyon drawdown-50 feet Three Level Intake b.Devil Canyon drawdown -50 feet Two Level Intake c.Devil Canyon drawdown - 9 feet "'"'" - ~. """,, ~. EXHIBIT 8a 1 j I 1 J J 1 )1 )J 1 ~ c I I 39J 43) ITIr 420 (Tl< D--t......a ..10 z "'ll IT1..00 rn -t J(W:J -440 3BJ I 100 lO1 101 lUll n.A I'ID.&CT Fl..R5KA POWER AUT~1 TV 511:ilTNA RIVER ICE 5U1l1JITl!J'4 PROFILE a=I1RX(t1UH ST~S ~A-EIRiCO ..J1IHr VENl~£ • I l.a.l41 106 106lOS 10510..103 102 103 104 RIVER MILE 102 ~RTt£R PERIOD I l N)V 81 -30 APR B2 ENERGY EE1fU)I DEVIL CFNYDo/2002 FLa..CASE E-VI TEMP,I N=LDW-~lCHING MT(E I l-RT~A to DEV IL CR'lY'~a LEVEL D.C.INTAKE.60 FT.DRRoDJWN ~FERENCE RI.J\I NO.I 810ZENT 10J 101 100 100 99 ·99 I A (Y/v k1JY / AlP v v· J At ~//i /Irf1JY /A1V AV v V AJ lJ/ /'" 11/~.. W /'/,J AfOJ ('AfJ v / 11 IY'//I lV//' /~ff /.-.-.-"-_.... /ry/vAi /Irl1fY / L.£.[EIoI)I f.,/.~KUj ~~~D I~INt£N"ACE •~."h"ElJTrllt CF &uEH ICE -----ItIV9 lEO 3BJ 98 :19:1 . 331 I 98 .... W 310W LL- I Z 360 0...... I-- IT >350W ..J W 340 \1 1 --1 ,J 1 l 1 i J I »J ).' c r I AiWy / 7tV / A 0//A /7 r v ~,-oF /:y/7 LCJ W I /~7 r'J..I.','\'. W"/v V /L'.... /f.'.. ..&...~•;/~p---./rv 7iJ V .J /7 / (J?/:A~Vv~/-;///J [7 ·ZI:t7'/;;:- III TtJI (F SLID ICEIIII1118UJIHI1IQ..ID It!:INTEJIIfRCf -#.'-~-;;-;-,c.IJJT1DH (F IiU.EiH ICE -','-'-"I"Ut IlfD T1 III48>rn -i o 400 Z ...... lMa.'" rTJr rrJ600< D -i 470 510 118 '20 AED I I 117 118 111 "--I QjA "IO..Ut FLASKA POWER AUTHlJil TY 5USlTNR RIVER ICE SIMlJ.An~ PROFILE OF "~X["U"STRGES ~BI&ll JliliT YEHl~E 116 116 115 115 114113112 112 113 114 RIVER MILE WEATHER PERIOD •t ~'1 81 -30 APR 82ENEROYC£HfN)•DEVIL CJ:fiV~2002 FL[l.4 CASE E-Vt TEtot='I HFL(),I.It=lTCHING SAllE I ~H1N~•DEVIL C~Y~ 3 L£VEL D.C.INTAKE.60 FT.~OOWN REFERENCE IU.I ND.•81 aZENT 111110109 L£Ci£Nl. 410 , 100 420 470 460 Z 440 CJ l-n >43)W ...J W ...... ..... W 460Wu. _J !I J i 1 1 1 J c !I ....... TI r'l560fTl -t 550 500 570 '•.'4 fT1rrn600< ~...... az 128 -GOO 540 I I 1Z7 128 127 ....HAIIM..UT R...R5KA PCJl.m AUTHmJTY SUSlTNR RIVER tCE 51tU.RTJ~ PRCFllE CF t'tAX(t1U1 5T~S KfllA.£1RitO ..nINT VENlLRE 126 126125 12512..123122 122 123 124 RIVER MILE IoEATt£R PERIOD • I mil 81 -30 APR B2 ENEROY C£tVN:l I DEV I L c~r~2002 F'L~CASE E-V J TEl'P.l"':UJ4-tA1CHING SAlCE I ~T~R to DEV IL CANYctI 3 LEVEL D.C.INTAKE.EiO F'T.DRA4IJJNN REFER~CE lUI NO.•aIOZENT 121 121 120 120 119 119 -L;i~./L ';~V V .L!. -~C//~ .LY L V -'.-.//L-.ILL #/ /(Y /v v.,~.-;((J'/!~/.R L -&/A/LV £"7 /\J /L'"/'-1f(L /V u., :.:-//11'/y /.,L L·',y /L 1/V~~"-:J ...~"'--/I, ~60 400 , liB 500 L.£(V(J, TLP IF SILID ICE/~Z (!L!1a..u8H/S1.10 1(%INTt ..Aa: ;,...-".........'BOTTDtt [F Iil...L&I Ic£ -----ItIV[f11 8!D 5.40 ...... 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ID hOVDlBf"~coa"..JHJARY fflftJRRY IWICH APftIL 1981 1982 SIDE CHANNEL AT HEAD OF GASH CREEK A..~KA POWER AUTtQU TV RIVER MILE 112.00 "I~MIo..ECl I I SLG JTNR RIVER 1[%llilCKNCIS UCl(NO.HEATI-ER PERIOD ,1 NOV 81 -30 APR ez ICE SIMULATION fDTIL THICl<t.£SS CASE E-V[FLOWS TEMP'lNFLOW-HATCHING Tlt1E HISTMY • - - - - -IIl.UIJH ClJ'lPO~STAOE I WATANR +[EVIL a:::NY~.2002 DEI1AIIll ~lA-£BR5CO ..J)lHT VEHTtfiE3LEVELD.C.INTAKE.50 FT.DRR.lO().lN REFERENCE RUN N).I BI OlENT 01_......-..I'.--I ".141 I .-.I 1 J }I 1 1 ~I 1 n J »j )»j 1 J 1 I1iijU . ,. to- ~-465. ~-460 \IIJ fui~65 :E -4SC 16 ,.. t-u.. -12 ~ ~Bu....r t-.-,.-~.~........-IIJ -_................-...... U --..............J •a 5. ~i~~,--J \Jr21r"\..---l~-6 \["\.r-\} t-w t«J\![l1!lf1t DEa::tlBEJl ..JNJMY fEIIftIJlR'f I1AIlCti FlPftIL IElII&1962 "OUTH OF SLOUGH SA R..R6KA POWER RUT~JTY RIVER MILE 112.34 "I~MD.,ECf I:5l.5J rNA RJ VER Ice THICKN[8B LLDEND.WEATHER PER100 I 1 NOV Bl -30 APR 82 lCE SJt1UlATlDN rofllL.THIC"~sa CASE E..VI FLOWS TEMP.INFLOW-HATCHING TIME HISTOOY •~- - - -lLueH aJ'IPOt«NT STACE I WATANA +[EVIL C~YCJ-J.2002 DEI1ANl ~lA-E8A6CO .JlINT YENTlIfE3LEVELO.C•INTAKE.50 1=:1.ORt4.IOCI4N REFERENCE RUN NJ.I 8102ENT DoI_...._.Iae_.'".lU I A-.I j 1 J ~1 B 1 j 1 J 1.1 ]1 1 J 1 "!utI ~-·THRESHOLD ELEV.,.... ~ ~.coo i~"75 'I \w .J ui -no :J: 465 ..---.._.-~~ 16... ~ ~12 ~~B u....r ~4 w f'......'\u ......................-........_--..\a r 5. ~i~""""\.--' \JIt211\.--J~-6 \I \----.r-\; ~ IS)hUl/EtiBER ~11fl[Jt ~y FE~Y MltC11 WRIL 1981 1982 HEAD OF SLOUGH 8 FLA5KA POWER AUlt-iLfl1TY RIVER MILE 114.10 Nihil NJ-ECt I I SUS1TNA R1VER I C£THI Cl<NUS L.LG[ND.WEATHER PERIOD '1 NOV 81 -30 APR ez tCE SJl1lLRTJDN TOTIL THICKNESS CASE E-V£FLOWS TEMP.INFLOW-HATCHING TIME Hl5TOOY • - ---•lLL&t C011l0hl!NT STj:I(£I WRTANA +[EV IL (~YClN.2002 DEI1AI'Il IfJUA..EEJl6CO ..DINT YEN1~E3LEVELD.C.1NTAKE.50 FT;DR~[)(].IN REFEFlENCE RUN t-IJ.I B102ENT _·lU......I··_·1 ...,q I .~~.__I -I 1 )1 J 1 1 I )1 J 1 E 1 4:K3 I I.../"THRESHOLD ELEU •t- ~04SO (. >0485 I "'~II.\w v ui"w ~ -4'75 16 ,...-r0- IL -12 m~8 u.... I: I-4 I ---._--.._--\w ..----...~..u...J \t0 , 5 Q.jj4~~3 -"L-r-' \J~~~\r---\---l - 0 \1 \--r--\/ lb t«NEt1BfIt t'£CEteEft ..JFNAty FEBRuARr tt:lRCH APRIL IQOL 1982 SIDE CHANNEL "SII FLASKA POWER AUTHCRITY RIVER MILE 115.50 IlJIIIllA I"IlO.£C1 I I 5L6ITNA Rl YER ICE THICKNDS L£OEND.WEATHER PERIOD : 1 NOV 81 -30 APR 5Z ICE SIHULRTlON TOTfl.TH I Clit.l!S8 CASE E-IJ[FLOWS TEMP,lNFLOW-HATCHING TIME HISTOOV •••- - -SLUIIH eot'-QI«NT STRGE I WRTRNA +£EVIL CA'lY~.20C12 DEMAN)IoMlA-EEmCO .J)INT vEN1~E:I LEVEL O.C.INTAKE.50 FT.OR~[DlN REFERENCE RUN t-Il.I BI OlENT _.114.....11._.1 _.Iott I A96 _H__H__~__-I 1 i I )1 -)1 1 )1 E 1 i 1 1 I A~,,I--,.-.../THRESHOLD ELEV •t- ~49J f IJ \. ~"85 w 00 400 ~ 4'75 16... t- lL-12 ID~Bu ~'."".""'"r \t-4 --........- &oj -.-.., U • ~'~0 5. ~u4~r h ,-J 2:2 \J ~-6 T r\r.......-J 1 J \.r--"'\r.... U)NJIlDtflflt IlfCEtefIt .JINJART f£8ItI..Mf ~R01 ~IL 1981 1982 HEAD OF SIDE CHANNEL "511 FLASKA POWER AUTHml TV RIVER MILE 115.90 IlIllhlA...a'I t SU51TNA RIVER I t'E:TH 1CI<NL88 l-fOOID.WEATHER PERrOD : I NOV Bl -30 APR 82 reE SIHULATION TOT~lHICt(NE:!lI CRSE E-VI FLOWS TEMP.INFLOW-HATCHING TIME HlSTMY ••- - • -!UAIH CQHfIONE"ff STAGE I WATANA +(EVIL ~Y£l'.l.2002 DEMAt-()tfIUA-EBRSCO .JJIHT VEHl~E3LEVELO.C•INTAKE.50 FT.DRRolOBlN REFERENCE RUN NJ.•BI 02ENT _.........,-!,._.!_.l42 i !J 1 1 J ~J J )j i J ) 6::D,.. to- ~525. ~520 /""\ I v \All ui 515 :l 510 16 ~ ~ I&. -12 ~ ~Bu....r t-4 All r-'." .~""U -...."J l0I----.-.. 5. 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U.U4~r \....-,~ ~.-l E:2 ,r\..--I <I I~-O L--I "\/"\f ן-m tOJEI1BfR DECEMBUt ~'t FEflRI..JfflY /'WIRCH APRIL 1981 1982 HEAD OF "OOSE SLOUGH ALRSKA POWER AUTHORITY RIVER MILE 123.50 ....l~f9IlL.lCT I I 6USITNA RIVER ICE nil0<NE88 L.£O[ND.WERtHER PERron .1 NOV 81 -30 APR 82 ICE SII1lJLATlON TDTFL THICKNESS CASE E-VI FLOWS TEHP.INFLOW-HATCHING TIME HlSTMV •-- - - •!L.lJSI1 COt1'DtaNT ST RCE I l-JRTANA •[EV IL CI=NYON.2002 tlEt'ItN)~1A-EBR6Ca ..DINT VEN1~E3LEVELD.C.INTAKE.50 FT.DRRWDOWN REFERENCE RUN NJ.•B102ENT c.._.....-.11lI_.1 \Ia.\tI I ..~__I I I ]J ]J J 1 i s I D 1 btsb • ~/THRE~HOLD ELEU.I- ~580 I ~575 t ...J , /'t&.I ,/"ui S70 "I \I '\-. 3: 565 16... I- U.-I~ mw~B u... L I-4 ILl r-.U ...../..\/\0 5. Q.u ..-~r ~~ '---,J:r 2 ,-r "\.. --J~-6 ...............,\7 T I l-to toOVEI1BU lE:E~R JNJARY fEeRLMY 11A1ICt1 Af'RIL UllH 1982 HEAD OF SLOUGH SA (WEST)!=LRSKA PQl.ER AUTHClU TV RIVER MILE 126.10 1l.81""MUtT I I 5l51TNR RIVER ICE THICf(NfSS L.EO[ND.WERTHER PERIOD .J NOV 81 -30 APR 82 ICE SIt1ULAT ION TOTAL.lH I OOI!!18 CASE E-Vt FLOWS TEMP.INFlOW-MATCHtNG TIME HtSl(~Y ••••••8I..UIlH CQttl'Qt.l!Nr STRGE I WRTANA ...rev IL.C~y~.2002 DEt1ANl I4lRZA-EBASCO .JlINf VENTtJtE3LEVELQ.C.INTAKE.50 FT.DR~[DlN REFERENCE RUN I\[).I BI OZENT '_·11.&._1"-_'UIII.IQ I _~_I -I )1 )1 ••J J 1 I I -I !]J I ~~I--I • -...~THRESHOLD ELEU •.... ~586 ~,/\.1\~SBJ· .J 1&.1 ui 615 :x S'70 16...... IL.-12 ~ ~B - _. u.... 1: t-4 I&J U....../-.J\.... 0 ~ 5. ~u",--.--,r--!~r --,J :I:2 \,-"'r-L-.--I~-~\r \-~ t- Il)t()V[ttIlU QECEteEft .JNJAfty ffBfUV'l'I'WlO1 fY'ttIL 191n 1982 HEAD OF SLOUGH SA (EAST)FLASKA POWER RUTHCRI TV RIVER MILE 127.10 ILa I hill I'IIO.LCT I.5U5lTNA RI VER. ICE Tl"lICtCI'l[ss UClEND.WEATHER PERIOD :I NOV 81 -30 APR 82 ICE 51HULATlON TOTAL.THI CH IIIfSS CASE E-VI FLOWS TEHP.lNFLDW-HATCHING TIME HISTMV •-- - - -IIL.UIIH CDt1I1ONENT ST ACE r WRTANR +CEV 1L a::NY~.2DCrZ DEMR"IJ I-MZR-EEJS:O .JlINr vENTlfiE3LEVELO.C.INTRKE.50 FT.DRRWDOWN REfERENCE RUN t(J.I e I o2ENT -_.....-I"i --I &11I.'42 )I I -I 1 i 1 j 1 1 c -J B I 1 1 1 i I "e,I 615 •_1-,../·THRESHOLD ELEU.t- ~610 ( i:i6Cli - ..J /uJ \ ui 600 'X 5$ 16 ~_. t- ~12 HIILl Z B:cu....r I-4 .t'j ..,...:..,....r .\A0 5 n.jj4 """"\ ~r 1 r-- \Jr2\~,...--.I ~-6 ~...L-.-j,\..-.J w NlVV1flEJt [£CEI'IeU ~1 FEBRUARY t1ARCH APRIL 191H 1982 HEAD OF SLOUGH 9 FLA6KA PQ~AlITtDU TY RIVER MILE 129.30 "U"-MO..U'I I I 5L51TNA RIVER ICE THICKNClS L.fG[ND.WEATHER PERIOD : 1 NOV 81 -30 APR 82 ICE Slt1ULATlON TOr....lH1CKteJS CASE E-VI FLOWS TEHP.INFLOW-HATCHING TIME HtSTMY •- - - - -llL.UlH CQttPQNI!NT STRCE I IolRTAN~~[EVil CANYON.2002 OEt1ANJ I'MlA-EElASCO ~INT YENTlRE3LEVELO.C.INTAKE.50 FT.OR~OOWN REFERENCE RUN NJ.I 8102ENT c..~.lLL__I'.--,Ullla.t.., 1 )I -1 J 1 "I I I 1 OPTION? ii~... r ~625 ·~620 --l nIU ui 615 ~ ·610 16 ........ IL -12 ~ ~Bu ~ I...... 1IJ U-/\0 · 5 ....n.jj4~~3 \~,J~~~l .r-"\.r'--.I---'" L.....7 \r-J.--0 (fJ toe'/E!'tIE1t DfCEreER IN..W'lRy FfMlAtl'I'WIRCH APftIL leel 1982 SIDE CHANNEL U/S Of SLOUGH 9 FLRSKA PB£R AUTtmlTY RIVER MILE 130.60 "I'""I'lW)J[CT I I 5L6lTNA RJ \fER t C£THI CKN[SS LfDOlD.WERTHER PERIOD : 1 NOV 81 -30 APR ez tCE SItU.AT JON TOTAL.THICt(tI!S8 CASE E-V[FLOWS TEMP I )NFLOW-HATCH [NO TIME H1STMV • - - - • -SLL8i CDf1PO~STAGE I WRTANA +[EVIL ~y~.2002 OEHAt-Il IfIUA-EII&:O ..D1N1'YENllR£.3 LEVEL D.C.INTAKE.50 FT.QRRWOOWN REFERENCE RUN NJ.I BI 02ENT CNI_~_.I"_.I '••'41 I ~~...._I 1 I 1 -1 -1-1 1 j )1 n J 1 I em ,,I----....- ~635. ~6:1l ..J I '\uJ ui 626. J': 620 16..... IL -12 ~ ~8u... 1: t-4 w U...A0 . 5 I,n.u 4r \;I~l J,--r ""'---'..---I~-6 ~~I \.I ....I to tOVD1BfIt [£c£te[Jt ..IN,JAftV FE 8RlJAR'I'tAOt fAtlL 1981 1982 SIDE CHANNEL U/S OF ~TH JULY CREEK A.....A5KA ~ER AUT~IT'f RIVER MILE 131 .80 Q.rNIl FRlUtI I I 5US1TNR RIVER lei!THICKNUS L-lOEND.WEATHER PERIOD : 1 NOV 81 -30 APR 82 ICE SH1ULATlON TOT~11'11 C"NE98 CASE E-VI FLOWS TEHP.INFLOW-HATCHING TIHE HIsrffiV.-. ---a........tott,aQIeNT STACE I WRTANA +rev IL Cl=NY(J-l.2002 DEtlAI',[J .RWHiRiCO .JJ1NT vENTrnE3LEVELD.C.INTAKE.50 FT.DRAWOOWN REfERENCE RUN lID.• B I02ENT ..._·......-1··_·1 ......oIt J 1 )1 )J 1 1 1 j J i i 1 -j I:ib't:I ~-THRE5HOtD EtEU.,... t-- ~660 Ii:i 655 .Ai ~ ui G6D :c 645 16 ~ t--u.. -12 ~ ~8 u.... I t--4 IU U -.... 0 5.--'l~i~\,f J:2 l..-r-["'-----~ a IIt!-o l.....-..o-.I L I-J .... (I)NlVEI1E1flt DECDIBfft ..JfNJAftY fEBRLM'(.MIlCH Rf'lUL 1981 1982 HEAD OF SLOUGH 9A R...RSKA POWER AUlHCRITY RIVER MILE 133.70 IWI ntIl fRO...£Ct 1 I 5L5JTNA Rlvm lef THrO<Nfse UQ[NO.WERTHER PERIOD : 1 NOV BI -30 APR 62 ICE SItU..AT lON fOTAL.THrCt<t-£SS CASE E-Vl FLOWS TEMP.INFLOW-HATCHING Tlt1E HIST~Y •-~~~~lLUBH CO/'l'01&NT STAGE I WATANR •DEVIL ~YCN.2002 DEHAt-Il I4lRZA-EER:iCO .DINT VENT~E3LEVEl.D.C.INTRKE.50 FT.OR~DWN REFERENCE RUN t-I).•BI 02ENT --·.........1.._-1 l••I4I I _~I 1 j 1 ]I 1 J 1 J 1 )~ &70 ~--/THf ESHOlD ELEV.t- ~665 (~660 ...J iI&J ui 656 :J: 650 J6 ,.... II-~.12 ~ ~Bu....r ....-4 I&J U --.... 0 . 5 r'"\.:n.u 4z:\~i3 \..r-z:2 ~1!I1 L-r--r ----..r L-r ;,.;.J .....-0 U)NlVEMElER'~CDeER ..JIN.JMl f E8fll..IIVtr MRCI1 APRIL leel 1982 51DE CHANNEL U/S OF SLOUGH 10 FLR5KA POWER FlUTHClU TV RIVER MILE 134.30 UI1lIl l'lIlUCT I t SUSlTNA RIVER ICE THICI<Nl8S LLOE:ND.WEATHER PERIOD : J NOV Bt -30 APR 82 ICE 5111l.LATJDN TO TAL.Ttl I Ctl"t«SS..CASE E-Vl FLOWS TEMP.INFLOW-MATCHlNQ 1111£HlSTMY •-----Luet1 C[)1POtCNT ST RCE I "..":m:~NR ...DE VIL crNY(Jo,J.2002 DEHAt-IJ tAUA-EERiCO ..oINT VENT~E3LEVELD.C.INTAKE.50 FT.DR~O().lN REFERENCE RUN I'l).I BI02ENT _.~"'IaI"_·1 '''.lq J I B I 1 ]I -~J i ~j 1 j B J j sao ~ t- ~675. ~670..J uJ cO 6G6 3: 660 16 ,.. t- lI.-12 ~ ~8 u....r t-.. uJ U... 0 5.'--o..u4 Q(II3-_L.. ~i2 \J ~l!fl L.....r-....r ~ f \r....~O UI NlVfJ11l1f1l ~C:EI'8ER .JfNJF\fIy fEeAuARr MR01 IV'ftIL ll~eL 1S162 SIDE CHANNEL D/S OF SLOUGH 11 ALASKA POWER AUTHORITY RIVER MILE 135.30 ...lfNA I'fIO.KT I I S1.6JTNA RI VER ICE THICl<Nl:8S LfO[NQ.WEATHER PERIOD ,I NOY 81 -30 APR 82 tCE 51l1ULATION TOTPL lHIC"~CASE E-Vl FLOWS TEMP'INfLOW-HATCHING TI"E HISTOOY - - - ---LUSH COItPQt.efT STACE I WATRNR +CEVIL ~y~.2002 DEI1AI'll ~ZA-£RiCO .JJINT ~llJtE3~EVEL D.C.INTAKE.50 FT.DR~DOWN REFERENCE RUN NJ.I B102ENT -·~-I"-·I 1•.1., 1 i ,i 1 I 1 1 1 .1 }J 1 I ]1 i 896..../"THRESHOLD ELEU •... ~s80 -.L. ~685 -J UJ ui 6BJ. :J: 6'75 16 ~... IL -12 ~ ~B u.-r t-4 wu... 0 5.L-n.(j4~133 L....., 2:~2 ,~--r '----'~-6 ~------- I- (,()NJVvtBfR ~I:£tefft ..IN..lAft'l FflftJARY mIDi Ff'RIL lilt 1982 HEAD Of.SLOUGH 11 A....R5KA f'OWER RUTHeR I TV RIVER MILE 136.50 Il8IIlfl MI).UT I 1 5USITNA RIVER Ie!1li1~LfO[ND.WEATHER PERIOD :1 NOV 81 -30 APR 82 ICE SII1ULRTlDN TDTIl..THICKNUS CASE E-VI FLOWS TEMP.INFLOW-HATCHING TIHE H[ST~V • ----•LUlH COt'QNlNT 51 ACE I I.IRTl=IN~+rev IL at-.Iyrt-l.2002 DEMAt-.D If¥UA-£EfG:O .JJltfT VENllflE3LEVELD.C.INTRKE.50 FT.ORRWDDWN REFERENCE RUN NO.• BI Q2ENT -·..._·1··..·1 ,MI.'" 1 J ]I ]J 1 1 1 J i 1 1~... t- ~725. ~720 ..J III ui 716 _...-._.--- :!; 710 16 ~.. ~12 ~ ~e u ~::r:. I-4 w U .----,--.... 0 5.L,o..u4~i3 "-, \.r-:r 2 ~I!fl \ /--0 U)NOVEI1BER DfCElefft ~y fEflRLM1'MIlCH Af'ftIL lsel 1982 HEAD OF SLOUGH 17 FLASKA POWER AUTH£RITY RIVER MILE 139.30 UIntA NlQ..ECT1 I SUSlTNA RIVER I Cf THIOCNESS LfDEND,WERTt-ER PERIOD :J NOV 81 -aD APR ez ICE SII1lJLAT JON TOT,-THICK~sa CASE E-VI FLOWS TEMP,lNFLOW-HATCHING TIME HISTMV •---- -Ll.eH COttIlO~Nf STRrE:I WRTANA +DEV IL a:t.lVCJ-l.2002 DEt1ANl K¥UA-EBR6tO ..JlINT VENTl.RE3lEVE~D.C.INTAKE.50 FT,ORAW~N REFERENCE RUN t.JJ.I B 1OZENT M_.........,.._.,'''.IQ i j J I I I ])J j ] 140...~THRESHOLD ELEV •... ~735 ,. ~73J ..Jau ui 725 :x 720 16... t-u.._.J2 IIIenw ~8 u...r...4 UJu -.... 0 5.'----ln.ij", ~i3 "'""---, 1:2 \J ~~I \. .--0 tI)toJ)VENSER ~CfJ'eE"~y fEBRLml'nARCH Rf'ftIL lIMiIl 1982 HEAD OF SLOUGH 20 Fl..ASKA POWER AUTHCR 1TV RIVER MILE 140.50 ...IJNlI'IIIUCl I 1 5l£1 TNA Rt VER Ie!n-!1C!<NESS L[GfND.WEATHER PERIOD ,1 NOV 81 -30 APR 82 ICE Sll1UUn JON TOTAl.,TH I CI(t«8lS CASE E-VI FLOWS TEMP.JNFLOW-MATCHtNG TIME HtSTMV ••••-•LUIH CDI'1I"Ot«NT'ST RCE 1 WRTANA -+CEV IL ~Y(J..j.2002 DEHRI'IJ ~ZA-EOA6CQ ..DINT VEijl~E3LEVELD.C.INTAKE.50 FT.DR~DCI.lN REfERENCE RUN t-ll.I BI 02ENT Me.-.ILL"'''I.'--I \'-.141 1 I I J .J 1 ]J 1 ]I "160 I •.-~THRESHOLD ELEV •~ ~"155 I.I~750_I \i&J an "145 :'I: 7~ 16 ~....u. -12 mw ~8u..... I ....'" i&J U..... 0 5 ~ i u ,",~ QW3 .......,....i \j :r 2 ~I!ll '-- .....-0 CD hOV[I18E"[£CEteER JNJARY FE8RUlRY mRCli APRIL \981 1982 SLOUGH 21 (ENTRANCE A6)FLA5KA PO\.ER AUTl-tmITY RIVER MILE 141 .80 uu""fIflOJECT I t SUSITNA Rl VER It!THICKNE85 L[O[HO.WEATHER PERIOD : 1 NOV 81 -30 APR 82 ICE Sll1ULATIDN TOT"-1111 CI(~S8 CASE E-VI FLOWS TEMP.lNFlOW-MATCH[NG T I ME HI Sn~Y --•••-LUSH CDI'lPOII&IT ST ACE.t WATANA +rEV 1L a:NY~.2002 DEMAt-[)tMlA-EBAGCQ ...olNr YENll~E:I LEVEL O.C.INTAKE.50 FT.DRl:4ol~N REFERENCE RUN toll.I BI02ENT -_.........,.......'•.'41.- I I J 1 -j 1 J 1 B '766 r-./-THRESHOLD ELEU..... ~760 ,. ~755.J uJ ui 750 ~ 745 16 #0.. U. -1~ mw ~8 u....r l-4 uJu --.- 0 5 --. 9:U4 ~-,~I~\..r- '---~-bI- tJ),ovDUIfIt DECEr&:R ...JlN.JAMl F~BfIl..MY I1ARCH APftIL 1981 •!lIl2 HEAD OF SLOUGH 21 R..R5KR POWER RUTHCfl)TV RIVER MILE 142.20 Nil""JllD.£CT I I 5USITNA RIVER Ie!THICKNtSS LLOENO.WEATHER PER[OD :1 NOV 81 -30 APR BZ ICE SII'll.JLATlON TOT~lH1CKN:S!CASE E-VI FLOWS TEMP,lNFLOW-HATCHING TIHE HlSTmV • - -••-SLl.&i C01,.OtelT snUE I l-JRTANA +DEVIL ~y~.Z002 DEMAI'£I K:lRZA-E~J)INf YEm~E3LEVELD.C.INTA~.50 FT.OR~D~N REFERENCE RUN 1\0.;B lO2ENT --·~-·II·"'·I 1".•41 a J J I I --] c 1 1 J I 1 1 1 '795 .",....~THRESHOLD ELEV •.... ~7~,. ~785 -- Jw iii 780 "l:; 775 16 ~.. 11. -12 m~8w...r ....4 w tJ... 0 5 - Q.u 4 \ ~U)3 1;i 2 \- cr 1 --_.--~-OI-NJYEMIlER DECDe£A(J)...JAt.lJARy fEIlALJARY mR01 APRIL 1ge1 11182 HEAD OF SLOUGH 22 ALASKA POWER AUTHORITY RIVER MILE 144.80 UIntA ...uCJ I I sus ITNA RIVER U%THICI<N[SS UDEND.WEATHER PERIOD ' I NOV 81 -30 APR 82 ICE SII1ULATlON TO TIL t HI CKt-LSS CASE E-Vl FLOWS TEMP'INFLOW-HATCHING TIME HIsTmy • - - • - •LL8H COI'1PO ....NT STROE I WRTANA •[:EVIL.C~Y[)N.2002 0Et1At-D ~lA-£BA6Ctl ..J)INT vENTLfiE3LEVELD.C.INTRKE.50 FT.ORAWOCWN REFERENCE RUN N).,8 t 02ENT C1lI_......"18 I"--,lMI.I" - - ·EXHIBIT 8b --]1 ]]1 1 j I 1 JJ 1 ]]1 I 1 I I . c 39J 431 rnr III420< D -1-az410 I ~ -nrn400rn -t lOB ."«I ,38J 1(8 107 107 ~R5t<A POWER AUTttrRl TV 106 106 105 105 lQ.4103102 102 J03 10. RIVER MILE 101 101 100 100 99 99 v/v A1 '4JY / /ffJJ y V I A2 [Y /~ 'rfY ./ .- ffA-A/v /t '/ ./~ 11//d//.t:/' A1J!(ff ,., / 71J r /~(J//V ,//1// //LrY// /§/ 98 39). t.£CEN), 33J I 98 38) J- Wmw l.L Z 360 0..... I- 0: >350W ...J W 340 lIP IF SLID ICE /11/I /11!ILU8Waa...ID lei!:INTfWla::~~:-.:--:.'"::IlQ'f TlJt (F Q.lIiH ICE ----"IYE"lIfO IoERTt£R PERIOD •t Nl'4 81 -30 APR B2 ENERQY tEl'RIl I DEVIL C~y~2002 FLtJoI CASE E-Vl TE1'P,I tFLtJoI-t"A1CHING SRl[E I loRTA-IR +DEVIL C~Y()4 REFERENCE RltI NO.•81 02ENS I ..ifill MO..Rf 5lf:HTNR RIVER ICE 6J/'1ll.AT1~ PRtF1LE IF HA)(1t1UH sr~s tmlA-E1RiCO ..n uu YE.l41 IRE ...&41 ~Il:')'-~,'./I 1 .;..',-. ..~ .~•II .......':.Iv,")'.'. ]]B i I 1 ]J 09 J 1 J 1 J c 470 510 fTIr IT1600< D......... a "gJ Z I ,.... "IT1<400 IT1 -t "60•118 118 "20 117 111 118 116 115 115 114JJ3112 112 .113 114 RIVER MILE III 111 110 110 109 109 ;~::..y i/~-:-'/. ,~I ~-~VI/IA ~/ /J ~:.d ">.1 ._1/,;'"r V ~ LV "V An.. .f.:-/-, ,"./:.7~I /~W AW/v ~y r~L1 :'IY'"•I..{'~ _/,,:On'/ hI!"~~rv UP'J 1#// JY./V),Y'1/ /'...0 V/v ~-,I~ 1//~.;y1~-~17 / u;s 4'70 "10 I 100 "00 ,.... ~ W 4SOuJu.. ~ 1 <440Z 0-..... a ><430W -'W 420 A..A5t<R POER 'UTtOU TV L£CEN). .......,-,......,....,......,.11J1 IF SUD ICE !!('-&J tuJllH/BCLID tCE 1N1£N11U...........-;,~~.,BaT TllH (F !l.l.EH I t£. ----"1YVt 110) ~RTHE~PERIOD • I t«Jv 81 -30 APR at ENERGY [E1fl1D I DEVIL c~.,.~maz FLDrl CASE E-VI TaP I I ~LI),I-t'RTCHtNG BR1QE I ~UNR •DEV IL c~rCN REFERENCE RI.H NO.I B1QZENS ...nIl MD.Kl' SU5lTNA RIVER lCE SIHlJ.ATleH PR(F I LE CW"HAl(I HUH STR:;ES tMZR-ERiCO ..DINT YENTlME DiU,.et 'J I 1 j i J 1 1 1 I 1 1 jj fi c llilQ.l41 sso "rT1560rT1 -t IT1r III69:»< D --I.....az570 59) 540 I 128 128-sm 121 127 A..R5KA fO"ER RUTHeRl TV ""MIl 1"ID.Il:f 5U5lTNA RIVER ICE 5]I'U..RTJ~ PROFILE OF MAX[HUH STAGES ~ERiCO ..oINT VENT~E 126 128125 125 12..123 122 123 124 RIVER MILE 122 Io£ATt£R PERIOD • I mv 8t -so RPR 82 £NERDY lEHJMl ,DEV I L CR04Y~2CD2 Fl..()ol CASE E-VI TaP,I t-FLtJ.M~'CHING SAllE I IoRT~A +DEVIL C~'I'Ct4 REFERENCE ~NO.I 8102ENS 121 121120 120119 119 / P"•.~:z,r'/'c.,'...(~.. I'"V V .A,(J::/'//'~~L ~1:7 LI--',~./ ~tf.;l //L //'~iY r-"J'"/~/~//.~GLLL..-:v /'/10/"1\/~.../ 7./"/V ~_1{7 /~~//v~/,1?-;/ /.(:Z,,/ f-"I ~_~~~v /~"';I !. L£CDO. 7 I i TIP «F 9l.ID Ia:.J /,(1.lWSHl!Q..ID ICE INTOI"AC[ :..~_....:-;;--,.•,BOlT(J1 [J=IiL.l&f ICE -----~I '/["II[D 49] I 118 qe 660 S40 I- ~SEKl l.L-- I Z 520 a..... I-cr>W 510 -I W 500 /V / A VI / /'// / I'//'/A',//.I AV :r V1\/J /I A ./V V 1'//// ~I ///,//// /// /A VI 132 ]33 RIVER MILE Fl..RSKR POWER AUTHCJU TV I j I 128 GAO 63] .- W 620Wu.. ~ 1 610Z CJ.........-a>600W ..J W 5!1l sao I 128 129 129 i 130 130 j 131 131 ) 132 1:33 J c 13'" 13... E 135 135 j 1 136 136 1 137 -GOO 6E1l fT1r (Tl 670 < D -f t--I 0 Z660 1 -T1 IT1650IT1 -i 640 633•137 j I I lfC[JII). TCP (F &O.ID ICE (!fof Ii a»~""ID ICE INlDl'"ACt I-""'r"t .............· -'-.~<.BlJTTDtt CF 9..llSI'i ICE -----~IVDt 11m ~RTHER PERIOD • 1 tlly 81 -30 APR BZ ENERO't lEMJNJ I DEVIL C""YCtoJ 2002 FL~CASE E-VI TEtP.UFLIloI-"'UCHING SAlCE I ~r~A ..DEVIL c~Yrn REFERENCE Rl.N NO.I 8102ENS ...INA -.u:r SUSITNA RIVER lC£5)HlLATJ~ PROFILE OF MAXIMUM STRCES ~VHIRD)-OINT YDOlftE -.\41 i j J 1 1 J I 1 J 1 1 I c 740 7al rr1rrnTIO< D--t....... 0 Z760 I ~ "rn 750 rn -f 7:1) I 1.46 146 ·7m l.t5 l-45 FLRSKA POWER AUltDU TV 14" 1....1"3 143 1""2Hl lAl 142 RIVER MILE lAO 140 139 139 13B 138 1//J // /I / / /IV /'/ / //1 // /V V / //IV / // /1/ /1 /II. //// • /j ~/1 / V/II //I600 I 137 137 7AO • 731 Z 710 Q..... I-- CI ~700 ...J W 600 .- lJ.J 720Wu. L..EJ:EN). ZlOP CF 5ll.ID ICE I <.I f /;eLU8tV8Q..IO ICE INT[ftII'AC[ .'-.:..........-~t(':eOlTlJ1 IF !UIiH ICE _.•-'UVU lifO Io.EATHER PERIOD I 1 tfJV 81 -30 APR 82 ENERDY IEHINl I DEV IL CJ:NY(J4 2QD2 FLCJ.l CASE E-V1 TEt'P I I to,FUIMoRTCHING aRTlE 1 IoRT'l-lA ..DEVIL C~"(J4 REFERENCE ~NO.I BIOZENS UII'NIl fWlUCI' 5USITN~RIVER ICf 51t'U.RT Ict-I PROFILE OF MAXIMUM SfRCES KNMElA500 .JJINT YENTLA£ -_.....-III -..I 11U.lq 1 J 1 1 1 -'I c 1 ]j ]]] 100 no tso {SO 1.1.1 ...J......t40L 0:,......,"'r)..-_..W 100 '..;..;,I ,A">'I\.I.--...... I '~.:I :.~0:• 120 •I '\Y '.~•••.---.p •,.~I '.•I \110 • I -~.--:. ~\_~,,I •II •I II .."I ,I I,I I , tOO I -",I I •,j 90 "Ov lEe .JAN FEB MAR APR A-R6t<R POUER AUTHtYtJ TV L£CENJ. ...".I'flO..I.tI'IICEF10IT5USlTNA RIVER- - - - - • - •--lUO [:J:ClII![IIIOI'HEIm WERTHER PERIOD I 1 NOV 81 -30 APR 82 PROORE55ID..,~1[£FRONTENERGYCEHR'ID •[EV [L CANYD'o!zeOl &ZERO DEIH:£.I seTHER"FLO~C~E-VI TEt'fl.INFL~-MRTCHHO. 6TRCE ·1 WATANA +[EV[L CANYrt.I tflUA-ElRitO ..JlINT VENl~REFEREN:E RUN NO.,ei02ENS COII~·""_lnMl·1 1••141 J 1 )]J )1 -1 1 I 1 I j 900.../-THRESHOLD ELEU •t- ~375 (. ~3'70 iii ,"- ui 365.:x 360 IS...t- ~12 --..---... ~ ~Bu... 1: ...4 ILl U.....\0 5.r--~U4 {t-g 3 '-,-l~~~l L-J \~"'\..J...-0 UJ NJV£"~"tECEPI!IER JHS«'f fEIItlJVn'IWlCH Pl'ftIL 188.11182 HEAD OF YHISKERS SLOUGH A...ASKR PClER JUTHt:JU TV RIVER'MIL.E 101 .50 ..11Nl MO.ECT I I SL5ITNA RIVER Ie!TliII:lCW[Bl!UOD\O.WEATt£R PERIOD ;J NOV 81 -30 RPR 8Z ICE SIl1UlAT ION TOT"-lHIDOI!S11 ENERGY C£M~I C£V IL O:«YIJ',I 2002 liME HlSTOOV • - --• •lll.1.81 COI1I'Ot«Nt CASE E-V I FLmlS TEMP I INFLDW-Mj:\TCHINO ~ZA...£EmtQ ••IUNT YENTlJt£STRGE I WRTj:\NQ +DEVIL QRNVQN REFERENCE RUN NJ.I B10ZENS -~·""-"I"-·I 1••1"1 1 ]]I 1 J ~I 1 j 1 1 I I AIO -.---....... ..~466. ~4BO oJ V \w ui A56 I ..'"~ <450 16... l- ll. -12 ~ ~8u..../....-.........\I I-.._.............-...........-.w U...J I 0 ~ 5. Q.u ...~r ~~ \.--lJ:2 '-l {\..-1CIJ~-O \rr1 .r--\/I-en lD'/[/'lflU CECEt&Jt ~FE~MIlO1 fV'RIL 19111 1982 SIDE CHANNEL AT HEAD OF GASH CREEK FLASKR POWER RUTI-ffi I TV RIVER MILE 112.00 .......PlllUtT I I SL5 JTNR Rl VER lei THI0<N(8S Lfoo«1.WERTt·ER PERIOO 1 NOV Bl -30 RPR 8Z ICE S1t1ULATlON TOTf:l"1HIOCN!S!ENERCY [EM~D I [£V IL ctt-.IYrt.I 2002 TIHE HlSTOOY • - - ---!L.LeH COt1I'O"I!Nt'rnSE E-V I FLOWS TEMP.INFLOW-MRTCHINO KPZA-EER5CO .J)INT VEmlRESTRGEIWRTANR+DEVIL CANYON REFERENCE RUN t-D,I BI02ENS 0._·........1"_-1 1&11 ••41 .j ]J j -1 --1 )1 -1 J j 1 ~)]1 1 "/0....... ~<465.I '\~"60.J III f \ui A65. 3: <4SO 16....... IL-12 ~ ~B u...I -._--.J:..........................-......-..........., ILl •U...J ~\0 5. Q.jj", QlO3 ""'"',-I :i2 \J ~Ml 1 (\~ \r "\,....I....~O rn I«JVV1Bf "tECfl1lVt ...FHJMY Ff~HARCH lAtlL 1981 1982 "OUTH OF SLOUGH SA FLASKA fU.lER RUT.m1 TY RIVER MILE 112.34 ..UNA I'Illl£Cf I I .5l.£ilTNR RIVER It!THICKNfSS UG(NO.HEATHER PERIOD:1 NOV.Sl -30 APR ez ICE SIMULATION TOTR..THU:t'(fot!SI ENERGY [EMI=NO I [EV IL ~y~2002 TIME HISTOOY •-•-•-!l..U9H COf1I'Ot«~CASE E-Vl FLOWS TEMP.INFLO~-HRTCHINO tMZA-£1Jl5CO JlINT VENT~ESTAGEIWATANA+DEVIL CANYON REFERENCE RUN II().•B 102EN5 -_.•....••..1"--,IIa.Iq )I j I J 1 J ---.§J 1 1 J J ~95 --~-THRESHOLD ELEV.... ~"80 \. l:i 475 .J V \.... ui~1O :r "65 16 ~... u. -12 -- ~~8 u... I: ...4 ....r .....,."\u ......-...'"'......-"----·10 5. n.li .. ei 3 h.,..-J \~:E 2 "\r "\I,-J~~I l r r\_.r-\}1--0 U)t(JVEHBEIl ,~CEtl8[ft ...JNS\R't fE8RlJlRY MROi Af'ftll 19l!ll 1982 HEAD OF SLOUGH 8 FLR5I<A POWER FlUTHCJU TY RIVER MILE 114.10 "IIlIA NIO..ECI'I 1 SL6JTNR RIVER Itt TtII~ne LI:D[tfO.WERTt£R PERIOD '1 NOV 81 -30 APR ez ICE SIMULAT)DN TOTAL 1HICtCtoeSS ENERGY [£M~O I [£VIL ~y~2002 T1HE H[STMv ••--- -ILU9-I CQHflQNENt'CASE E-V I FLOWS TEMPI INFLOW-HRTCHING KRlA-E1IG::tl .111m va.T~[STRDE I WRTRNR •DEVIL ORNYON REfERENCE RUN t-D.;B102EN5 ""e-....."~I"--I 11Q1.14r 1 j 1 1 1 i 1 j i ]J )) 495.../"THRESHOLD ELEV •t- ~480 I.I ""'~485 oJ --:.r \ILl -"iii 49:1 X 475 IS ,. t- IL -12 miBw.... 1: t-.. J -......-..-....'\ILl ---........-u...1 ...\a 5. ~i:~r--' \J:E:2 \r-\-.IW-~l J ,--r--\/t- U1 t(J'I[111lf rc tECEtlBER JNJAR'f FE8fl.JMY If\R01 1W'ft1L IBeL 1902 SIDE CHANNEL MSII R..RSKA PQWER·RUTHCRITY RIVER MIL~rtS.50 "Iflfl NlO..I:CT I.SL5lTNR RII/ER. let!TliI~ESS L[tl[No.WEATI-ER PERrOD ; I NOlI 61 -30 APR 8l rCE SIMULRTlON TOT"-THIO'ltI!SS ENERGV [EM~I OCV IL ~yl)ll 2002 TIME HlSTmv • - - - --8L.U8Ii COI1 POt.f:NT CASE E-I/I FLOlolS TEMP.JNFLOlol-MRTCH1NO IAUA..£ERiCO ..Illtff V£NT~E5Hl(£I WATANA'+CEI/IL CR'JYl:J',I REFERENCE RUN ~.I B102EN5 -_.....-..111 --I .&a.'" j -,I 1 1 1 -j i 1 I i 4$.../,THRESHOLD ELEV •t- ~~90 ,Ij \. ~~85 ...I uJ ui~OO :r ~75 16... t- iL -12 ~~Bu ~I ....•.•.•.._1-"\t-4 --...---......-."..,.\wu ,...J 'la 5. o.u-t~r '---,..-I \J J:2 \r "\--l~-~l I "\~r... t.D NJV[I1~"IEtEtKR ...IN.M1 FEIlfI.MY PROt FflftIL 11181 1982 HEAD OF SIDE CHANNEL MSII R..RSKA POWER RUTHlJU TV RIVER MILE 115.90 UIIJfl I'llO.ItT I I.5l5J TNR RI VER let!THIDCNfU uoom.WERnER PERlOO '1 NOV B1 -30 APR ez leE SII1ULATION TDT"-THIDt~SS ENERGY DEI1j::N()I ~v IL ef::t.lYCJ.J 2002 1111E HISTOOV•-•••-a.U!IH CQr11"D~NT a:lSE E-V l FLOWS TEMP,JNFLDW-H~TCHlNO ~lA-E1RiOO .tIINT YENllffESTADEIWAT~~+DEVIL ORNYON REfEAENCE RUN NJ., B I02EN5 COll_..........III --,lliG.,., I J J 1 1 -1 1 ]J J ] S3J ~ t- ~525. ~520 I \J \.J 1IJ ui!ttS "I: 510 16 ~ t- ~12 m ~8 u....r..... w U....(_'\.r -',."._.'\0 -.............w _ 5 .._-. Q.u .. ffiw3 L.....,~;1 2 \1,r "\......-J~-~L.J ,,--..r-"\If 1--' I- UI tIlV[t1f1:~[fi'Et&Jt ..JINJAR'f fEIlRlMY mRCH I'lPfIIL 1ge1 1982 A...A5t<A POWER AUT~ITY RIVER MILE.:120.00 NIhil MUtt I SL51TNA Rl VER ICE flil OCNfBS ~D,WEATI-£R PERIOD '1 NOV 81 -30 APR BZ tCE Sll1UUn tON totll.lHID'I~SS ENERGY rEMAND I [£V I L ~YCN 2002 111£HISTmV • • •...Ill.U!IH CQI'IPO~Nr CASE E-VI FLOWS TEMP,INFLOW-MATCHINQ .mV\-EERDJ ..oINT ¥ENT~ESTRGEIWATANA+DEVIL CANYON REFERENCE RUN NJ.I 8 I02ENS _co..........IJI-.J '•.l'! ]1 1 I ~J j 1 1 1 )1 J j' sse ........ ~555./\>550~(\(\uJ to 545 1:=7 \. :l 540 16... I- ~12 ~ ~B u...I ..~I: I-..r ....-.,~II£ju.../\I0 5. ~U4 '--,..r---....:13 \.......,-llf~2 ,11 ,...-JH!~I L.....J \\/"'\/.--0 II)hOVE/'lBe:It lUflft:R JNJARY FEBRUMY WlftDt A'ftIL 1981 1982. HEAD OF MOOSE SLOUGH FLR5KA flOWER RUTHCRI TY RIVER MILE 123.50 ..1T1fl PIlO.I:CI I,5L5JTNA RIVER Ie!Tl1IOO1DS L.[Q[NQI WERnER PERIOD ; I NOV B1 -30 RPR BZ ICE Slt1ULAT ION TDTPl.TH 1OCt«SI ENERGY OCM~D I OCV (L ~Y(Jll 2002 TIME HtSTMY ------ll-L.eH CO'IPOIENT CASE E-V [FLOWS TEMP.INFLO~-MATCHINO 1-fRZA-E~JlINT YEt41~[6TADE I WATRNR +DEVIL ~VDN REFERENCE RUN NJ.;BI 02ENS QIl_.•"".....(11 --I 11IU.141 i j ]J 1 I ~~~~J J 1 1 j ~J 1 I I j ~I 596...... ~58) ;-THRESHOLD ELEU •... ~575_I r /\u.l .,/i\ ui 510 I \1 ~ 3: 565 16 ,...- IL -12 ~~Bu... I: ..... u.l r.:--..U --..../~.7 10 5. Q.u 4~1J3 .......,,...--, ;1 2 '----l _J ([I ,r~---J W-O -\r \J t- UJ MlVE"lIElt CECEl'eElt ~1 FEIlAlM'f MRO-f Af'ftIL 1881 1!BZ HEAD OF SLOUGH SA (UEST)FLASt<A POWER AUTH(JU TV RIVER MILE 126.10 ltalflfll'llJD..EtT I..SU5 JTNR RIVER 112 fHICIC~ES9 L.tQ[NO,WEAn£R PERIOD;1 NOV 81 -30 APR 82 ICE SIMULRTION TDN\.THI~N!se ENERGY DEI1~O ,[EV IL ~YCJ.,l 2002 TIt1£.HISTOOY •••••-1l.U8H COI1I'ON!Nr CASE E-V I FLOl-l5 TEMP,JNFLOI-l-MRTCHtNO K:AlR-EM5CO ..clINT YENT~ESTRGEI~RTANR +DEVIL ~YON REFERENCE RUN NJ.;BI02ENS -_.104"_1"--I 11iQ.1" 1 1 D I )- -1 --J 1 »J i i )i 590 I I ~/THRESHOLD ELEU.t- ~585 t /'\.\ ~500 .J uJ ui S75 :J: 510 16 ~ t- lL -12 mw ~8u.... J: ..... IIJ U...J -.J'0 ...~ 5 n.li .......... x:--,~;i~'"I ...-l \-r"\.......-1--1~-b ---.."\-;7 T J... (fJ MJYEHBU IE:EreER .JNJARy FEBFUfn'IWW:H fV'RIL 19111 1982 HEAD OF SLOUGH SA (EAST)Fl.R5KA f'OI.IER AUTI-mI TV RIVER MILE 127.10 QlIlIll'llll..Etf I.5U51TNA RIVER. ICE THIO<NESS ~DI HERnER P!RIOD ' 1 NOV 81 -30 APR 82 ICE SJt1lJlRTlON TO fJl.TH 1C1t"l!S!I ENERGY [EM~I [EV IL ~Y(J-.J 2002 TIME HISTm't •-• - - -!LUllH COHP[Jt«NT CASE E-V J FLOWS TEMP,'JNFLOW-MRTCHINQ ~-EB&:lJ JlINT YENlt.RESTROEtWRTRNA+DEVIL CANYON REFERENCE RUN t-.IJ.:e I02EN5 -_.~.....,,,--,11a.'4I J 1 ]-1 ]1 1 1 -1 c 1 1 i -I J 1 j I SiS I I..../"THRESHOLD ELEV •... ~610 f. ~600 .J J \1\w ui fiOO 3: 595 16 ......... IL-12 ~ ~8u..... I: I-.. W U.....r---\A0 5. n.jj ..""""'"\ ~1Il3 \---;~2 1 I \'-~~~~I L \~....-0 J r- oo NlVEt18E:II l£CEt&R ~y fEIlrU'Rr fWlCH Af'ftll 1981 I~ HEAD OF SLOUGH 9 A..R5KA POWER RUT~I TV RIVER MILE 129.30 ....111II lIIIIUtt I•51.51 TNR Rl VER, It!fHIOCNES9 LfOfHO.WERTt-ER PERIOD '1 NOV 81 -30 APR az feE SJl1ULRT ION TDT"-'"ICtthESS ENERGY OEMr:I\IO I ~v IL ~Y().J 2002 TIME HIS'~Y • - - - - -8l.LB1 CCl'IPO~NT a:lSE E-VI FLOWS TEMPI lNFLOW-MRTCHINO lmlA-EIR)(Q -tlltlr YENT~E5TADEfWRTRNR+DEVIL QRNYQN hpTTnN?REfERENCE RUN NJ.I B I02ENS -_...........111 -.1 lla.I" .~I ] OPTION? 1 )I -1 -lJ 1 1 J j )1 I G:.l...... ~625. ~620 J nw ui 61S ~ 610 IG-r~...... II.. -12 HIw ~Bu.... I ..... l&J U..../\a 5 n.U4 ... ~i3 \r- \J J:2 ,i'--~~~l .r-""~J \r J...-0 t(JVf"1E1tIJ)DEa:reEft ....JH.JMY fEllfllM1'I1AIOf fV'IllL 1981 1902 SIDE CHANNEL U/S OF SLOUGH 9 A..ASKA PGER FlUTHCRI TV RIVER MILE 130.60 ",INA IIIIUCl'I I 5USITNA RIVER IC!THICKN[8S LEXJ[Nlh WEATt-£R PERI DO 1 NOV B I -30 APR 82 ICE SlMULATlON TOTJI..tHIa.N!3S ENERGY IEMIl-ID I lEV IL CFNY(),j 2002 TlttE HIST~Y ••••••SLU8H CDHI'ONENT o:lSE E-vl FLOWS TEMP,lNFLOW-MRTCHlNO KRlA-E1fS:O ..nINT YEmlR£5TACE I WRTANQ +CEV IL CR--IY[Jo.,I REfERENCE RUN Nl.lei 02ENS CIII_.lU......11I-..1 lSD••'" B I )-0 1 1 1 OJ J 1 ]1 B -1 ]1 J G40 ,.. t- ~635 1. ~631 ..J f'III iii 626 :I 620 16 ,..... ~12 mw ~Bu....r t-.. uJ U....1\0 5 Q.u4 "\ ~i3 \,°- Jr2\r ""L.-..-.I ~I!ll.....~O L......[\r ..J t/]tl)lJDi1lE1t Df:Cf1'8["~y FE8RURRr WlI'tOt A'ftIL 1981 19ft? SIDE CHANNEL U/S OF ~TH JULY CREEK RRSKA PO~ER RUTHmlTV RIVER MILE 131 .80 IlIJIINl "'KLKJ I l SUS]TNR RJ VER lIZ THIClQ4DlS LDZHO.WEATHER PERIOD :1 NOV 81 -30 APR 82 ICE Sll1UlRTlON TOTAL.TH I CKIeSS ENERGY CEH~O I C£v rL C~Y(JII 2002 TII1E Hlsrmv - --- - -!LLIIH CDl1~lENr CASE E-VI FLOWS TEMP.lNFLOW-HQTCHIND 5TRCE I l$lTANA +[EVIL (J:t.JV\l'l IflRZA~ERiCO .JJINT VENTIJtE REFERENCE RUN II().;8102ENS l"~'....-I""'-1 15GlI.1Q I j I J 1 )j )I j ] GG5.../-THRESHOlD ELEV •.... ~6EiO / i:i 655 .J ~uJ ui &50 ~ 6.4-5 16....... IL-12 mw~B lJ ~:r t-4 IaJ U... 0 • 5 \.o..u4 liUJ3 \ t-1Ll \IJ:~2 I r-L----J ~I!ll - -0 '----..r '-Ii..J ~NJYEl1BER D!CD&R ~T FE8Rl,IlIU I1IIlOi Rf'ItIL 1981 1982 HEAD OF SLOUGH 9A A..ASKA POWER AUTHCRITY RIVER MILE 133.70 lIB1'NIl "ILttt I :SUSJ TNA R1 VER lIZ THICICNUS UOEND.WERTHER PERIOD : 1 NOV 81 -30 APR az ICE Sll1lJl.ATJON TOTAL.lHIOCt.el ENERGY [£H~D I [EVIL C~Yl)l4 2002 TIME H[ST[J~Y • - - - • -ll.1J8H COttPO tENT CASE E-V I FLOWS TEMP.1NFLOW-HRTCH[NO KIUA-E£J\StQ ..KlINT ~lR[STR(£I WRTRNR +[EVIL CJ::NYC!'J REFERENCE RUN t.().I B1OlENS c.._.lu......1'\--I 11i8I.IQ j 1 ]I 1 i I -1 I I J 1 870 I I,....,-.THRESHOLD ELEV..... ~665 (. ~660 ..J •ILl ui G66 :l: 650 16 ,..... b. -12 llJIaJ~8 u.... J: I-4 ILl U.... 0 5.'-n.li,",~i3 '-\.r- 1:2 ,r ..--I ~Ml -- '--...I \r.....-0 IOIfttllUCIJ IECEI'Ila JNJAR.,FE~Y I'IAACH f¥'ftIL 19l1I1 1982 SIDE CHANNEL U/S OF SLOUGH 10 ALA5KA POWER AUTHOR1TY RIVER MILE 134.30 IlIIlrMA RnRT I I SI..5ITNA Rl VER U%TH1ClQ4DS L.filD/C.HERTt-ER PERIOD :I NOV 81 -30 APR ez ICE 51l1ULRT1DN TOrlll..THICl\~ENERGY [£H~O ,[£VIL ~y~2002 TIME H[ST~Y • - - - - •LlJIH CtJIPOtDn'CRSE E-Vl FLOWS TEMP,INFLOW-MRTCHING ~1JSl)•.KIINT VEN1~E6TRCEIWRTRNR+[EVIL Cj:'Jlly~ REFERENCE RUN p.fJ.I a I02015 ~~·"""""lu_·1 '''.HI I )J j I -I J .-1 -J 1 I 1 I J SOO roo ..... ~675 ~670 ILl ui 666. :I' 660 16-l- lL -12 m ~B u...r I-.. W U --0 5.L.....o..u4~r L- r 2 \.r- ~-~r "\....-....-/\r l- eD NND1t£1t IECEIft:ft ..A\l.flIfty FEBI'lJRRY MIOi RPRll 1981 1982 SIDE CHANNEL D/S OF SLOUGH 11 RASKA POWER AUTtmlTV RIVER MILE .:135.30 NIlnlIl I'ilUCf I 5l..5ITNR RIVER It!TJiIC1<N[8S UOlfNO.WERn£R PERIOO ;1 t¥:N 81 -30 APR ez ICE SII1l.A.AT ION TOT"-THIC"~SS ENERGY [EH~D I [EV IL crt.lv~2002 TII1E HrsrmV • - - - - -!lLUllH ClJ1PONENT CRSE E-vt FLOWS TEMP.JNFLO~-MATCH(ND i-MM-EBA6CO ..oINT VENl~ESTrlGEIWRTANA...[EVIL CctllYrN REFERENCE RUN ~.I BI 02ENS NI_.u .....II'__,Ilia.141 i )i J 1 -]1 J ].I 1 I J ]B I S93I I ..../'THRESHOLD ELEU •... ~690 t. ~6B5 .J I&J ui SOO. :£ 675 16-t- IL-1? ~ ~B u ~-I ...4 11.1 U... 0 6 ~.'--0.0'-~103 L., :12 ,r ~I!tl -r "'-----' T ~.......~O en hlNErtBER ~...IN..W'ftY FE 8f11.JARJ mIlCH fW'ftll t98t 1902 HEAD Of.SLOUGH 11 Fl..A5KR f'(JUER RUTHeR)TV RIVER MILE 136.50 MIntA MO..lCf I I 5L5JTNR RJVER IC£TliIO<N[S!S UlZND.HERTI-£R PERIOD :I NOV BI -30 APR 8Z lCE SJI'IJLATJON TOfA..THICIC~ENERGY [EH~D I rEV I L CA'-lYQN 2002 TIME HIST(JlY •-~-• -S-USH COt1I"O~CRSE E-V I FLOWS TEMP,JNFLO~-MRTCHlNO KftZ'FWERiCD J)lNf YENTlm:STROE I WRT~N~+DEVIL CANYON REFERENCE RUN~.;AI,!J2EN5 ....~.1U._·ln __I .....u ]i J 1 1 J J I I 'I 1 1 '1~-... ~125 ~720 J IIJ ui 715 ~ 710 16 --.--- ~ t- IL-12 ~ ~B u... :t ....4 IIJ U... 0 5 ~u ..L.-, l-,. ~i3 \.r-r 2 (I~I - ~-O~ (fJ NJl/fl18E1t IECO&:R .lNAty FEBRlm'l"PlAIlCH flI'ftll 19lJ1 1982 HEAD OF SLOUGH 17 A...RSKR POWER AU1Hml TY RIVER MILE I .139.30 Nl"".-..u 1 SU5tTNR RIVER 11%THloo.~u:GPIO.HERTHER PERIOD i 1 NOV BI -30 APR ez ICE SII1ULATION TOTfI4,.THICKteSS ENERGY C€11~O I [EV IL Cft.JY~2002 TII1E HISTmv • -••-•!LUI!Il1 C\)1f1OtelT CASE E-VI FLOWS TEMP.INFLOW-HATCHtND IoMlA-fBASCO J)INT YE.N1~E5TRC£I WRTANA ...[EVIL Cl=tJy(Jo,l REFERENCE.RUN ~.I BI 02EN5 101I_·....._1.....·1 15111.141 "! Il ])i I 1 1 1 1 j j E j 1 7AO •I,.../THRESHOLD ELEU..... ~735 {. ~73J ..J l&J ui 725. :I 720 IS-.... IL. -12 m ~B u.... 1: ...4 IaJ U.... 0 5.'---lo...u4~r '---l %:2 \--- J ~-6 '-- ... til NJVf11!E1l IECDftR ..JfNJ'tIrt FE8RLffn mIDi ""'IL 19151 1982 HEAD OF SLOUGH 20 R...A51<A POWER AUll-lrfil TV RIVER MILE 140.50 Wli hili MUt"I I,.51J5lTNA RI VER I C!THI Cl<Nf89 L.fO[ND I WERTHER PERIOD : 1 NOV BI -30 APR BZ leE 5J l'I..A.ATlON rant.tH I ClIN!91 ENERGY C£H~D ,rEV IL C~Y~2002 TIHE HISTlYlY • - -•••!LUllt't CtJ1PCI&lT CASE E-VI FLOWS TEMP.INFLO~-HATCHlNO tmm-EM:iCO .JlINT YENlllfESfROEIWRTANA...rEV IL o:t-lyty..J REFERENCE RUN t-lJ ••BIOZEN6 M~·ou......I"--I 1".\41 E I I 1 ]1 1 1 )0-1 I j j "1GO ....~THRESHOLD ELEV •... ~755 /. ~750 --l '4 w en 746 :J: 740 16.. t- Il. -12 Iaw ~B u....r t-4 w U..... 0 5 -.~n.U 4~~3 I :E:!2 ,J ~-~.... (J)It3'JEI1IlE'R lEC£tIlI£II .IN.MY FfBPtl.lRRY I'lARCH ,"IL lsel 1Q82 SLOUGH 21 (ENTRANCE AS)ALR5KA PO~ER AUTHORITY RIVER MILE 141 .80 "IIlIA ""UtT I I SUSlTNR R1VER Ice TtilCICNDS I..fD[NO.HERTHER PERIOD : I NOV HI -30 APR HZ ICE SIt1ULATIDN TOTR\..THICKN!SI ENERGY r:.t:HPND I [EVIL ~V~2002 TIHE H[ST~V ••----ILU9t1 ClJ'IflQl£N1'CRSE E-VI FLO~S TEMP,INFLO~-HRTCHINO tMZA-f.9lSCQ .J]1~r VENlIJt£STRDE I WRTRNA +DEVIL CANYON REFERENCE RUN I'.().;B102ENS _....IUINlmI I"--I 1&81.141 1 ]j 1 ]E -1 1 j j I 1 ~i I 7S5 ..../"'THRESHOLD ElE1U •~ ~160 , ~755 ../ ILl ui 750 3 7"5 16-l- lL~12 m ~8u.... I I-4 ILl U-0 5 -.~~U04 1w"3~W2 I -~ ~I!fl~-O ,FE8Al.JMrU]~EI18E1t DftEJ'&:1t ..AU¥ty mRCl-I Ff'RIL lsal 1982 HEAD OF SLOUGH 21 R..R5KA PO~ER AUl.mlTY RIVER MILE 142.20 NI"""IO.£tf I !SL51TNA Rl VER Il%TttJCIO«SS L.fD[ND,HEATHER PERlOD '1 NaY 81 -30 APR 82 lCE SltUlRT10N TOT~TI1ICM~ENERGY [EHA'lD I [EV t L ~Y(J\l 2002 TIME HIST~Y - -----S-lJ8H CI)1I"ONENT'CASE E-Vl FLOWS TEMP,lNFLOW-HRTCHlNO ~ZA-I:fR£Q JlINT YENTtfiESlRCE1WRTANI=l ...[£VIL C~YrN REFERENCE RUN ~.I BI 02EN5 _e-........,.In --I 'M.•" " J ])1 1 )-j 1 c I I 1 B j i 796 ~;-THRESHOLD ELEV. I- ~790 1. f:j 785 ..J I.lJ vi 700 :J: 775 16-l- lL I"..~ ~ ~B u ~. X- I-4 l&J U ~ 0 ........5 "'n.u 4~i3 1 \- 2:2 al!ll~-Ol-to t.OVEMlIf:Jt lE:lDtIE"..RU'ft'f FfllRl...Mr mRCH fW'RIL Ill8l 1982 HEAD OF SLOUGH 22 FLR5KA POWER RU1Hml TV RIVER MILE 144.80 aBl rNA M:l..EC1'I :5U5ITNA RIVER lez TliICKN£SS I.£OfNO,HERTHER PERIOD : 1 NOV 81 -30 APR 82 ICE 5I MUlRTlllN TOT....Tti (CKteIS ENERGY lEM~D I [EVI L CA-JY~2002 TIME HISTOOY ••- - - -S1.UllH CDr1PONeIIIT CRSE E-V[FLOWS TEMP,INFLOW-MRTCHIND ~EJl5CO .J)(NT YEN1~E5HIl.'E I ""AlANR ..(EVIL C~y~ ~PT,nN?REFERENCE RUN NJ.I BI02ENS w_·.........I"....·1 I_.I~ - r \ r- ri _ EXHIBIT 8e J ]I I J I I I J -E 1 i J 1 J c "11 fTI400ITI -i 300 431 fTIr ..20 m<~-0 410 Z la1.~.w 3BO I lCil107 .107 U.MMUCf R..R5KA POWER AUTHfJU TY SUSITNA Rl VER ICE 5JI1IJ..ATI~ PRCFllE a:HAX[HUH ST~S KlUA-ERm ..0 INT VENIl,.[ , - I _,141 J06 106 JOS JOS JO"J03102 102 103 10~ RIVER MILE IoEAlliER PERIOD I 1 NlV 81 -30 APR B2 ST~'I ~r~A +DEVIL C~y~.2002 FLQ.I tAG£E-YJ.INROW-MTCHltG 2 LEVa D.C.JNT~E.9 FT.~Ao()(l.IN REFERENCE ~NO.I 8102ENU 10J 101 100 100 99 99 v/v A1 ff / AJP y / I A ~/./J ,/I {flY .-l//fJY $'/Ai):Y /"", 'rf//~rfY /A "AJJ r Afr -' / 11 rr;;r ..../'/I V",/' /AY / /V// A I #/ l..£COI). ltF IF sa.JD ICEII{II IJ a..uaVID.ID HZ INTDPAl% "''"."'~'":"':,........ElOTTlJt OF &..1.&4 ICE -----,.'1101 IIIED 331 I 98 300 98 39). I- ~310 u. ~ I Z 360 0.-. l-n f:jaso -Jw 3AO J 'I i ]1 .I J 1 j 1 i ]i 1 1 1 ~ c 470 510 JTlr soo~ D -t.....a 49)Z I -"JTl400JTI -t 118 .620 4SO 118 In In 116 116 115 115 114113112 liZ 113 114 RIVER MILE III III ItO 110 109 109 '/~'Y 7 _ /.,~-5//L;~:';;';'/ ~.?7 /~A .,r/.~~~~.,,,;'7 ./.1.9,--4[V /v ,try r A'I /...~!"=// /.AJ:..~·t~_A~I p'71'Jg/AI V _----;;;J ,J § /U'A~tP"-;.:-? /rJ7 /oe:--;::Y -;7,_'7 v ~~::7 /' //;',:"V /:-~~~.~, ,I410 I ICE leE 04;0 ..so .- uJ 460uJ l.L- I ""0Z 0..... l- CI >..:tlW ..J W 420 R..A5t<A POWER RUTHeR I TV l.£CENJ. T[P IF 60-10 ICEI I {{1111!lUJ8tVD.1 DiCit:Itm:JIOlU~.--,"~II _._.t«•BOTTtI1 CF Q.l.IiH ICE -----"1Vt"IIe:O ~ATHER PER I 00 • I mv 8t -30 RPR 02 STj:(£'I ~T~J:l t DEVIL Ct=f4Y(Ji.2002FLOWC~SE E.V).INFLOW-MATCHING Z LEVEL D.C.JNT~E.9 FT.[JUW)I).IN ~FERENCE fUll NO tie IQ2ENU ....1 AlA I'IlQ..£tT 5U5tTNA RIVER ICE 51t1LLATl.,.. PRCFILE CF AAltlHUI1 5TroES I-MlA..£IR5CO .DINT VEN1U'lE IMB.I~I J J J J J j 1 J i ..~1 c ....... ..... 550 500 /TIrrn600< D -f T1 III560J11 -t o 51(]Z 28 .600 540 I 12812"7 Qlntl MD..I:tT FLA5KA POWER AUTHCfil TV 5l15tTNA RlVER lCE Sll1lLRTJ[Jo.j PROFILE OF HAXIMUM STAGES l-mZA-Egao ..n INT VENl ~[ L i ,_.,~ 126125122123124 RIVER MILE IoEATHER PER 100 • I ~v 81 -30 APR 82 .SUICE I ~T~A •DEVIL CR-lY~.2002 FLOW CASE E-Vl.INFLO~-I'IATOiI~ 2 LEVEL D.C.JNTtv<E.9 FT.llUloCClo4N REFERENCE Rl.tJ NO.I a l02ENU 121120119 lJS 119 120 121 122 123 124 125 1 6 lZ7 1-~r /~('II', ....'...'\ \ /"V /~.'-~J A W 7 //,I: l .........1..~,:...: r r l-./ A 7 ./ A1 W,-//// 7 /~v~.~/ //£7 /......., #'//\/A y / .&J / #/V r /.'. v /A 7 / /Af.e;y /... ~. ~A'~'/./';'-'/I:...- ....-..,-,........,.....,.TIP IF sn.ID ICE~/t Ill 9UJl!IHl8CLlD Ice:I~[WAC!...,.......:.-••BOlTlJ1lF &U..&t ICE -----ItI'/Dt IIfD LUDIJ. 0400 I 118 SEiO 5 <to .- ~630 LL- I Z 520 0........-a >w 510 -.J W 500 J ]j i 1 ]J I j I I ] c 6fI) rr1r IT1610< ~...... 0 660 Z I ,.... "fT1650fT1 -t 64() 137 •6~ 631•137 136 136 FLASl<A PO~ER AU1HrJiITY 135 . 135 134 134 133132 132 133 RIVER MILE 131 131 130 130 129 129 /// A VI / /I // #//'/.A,//V..' ~ iJ V .If V/\/I #/"J /V V :r//V / /I .//V ~.V 1/J //.V //1A500 128 128 G.tO - 63J LUENJ. I- W 620W l.J........ I 610Z 0...... I-a >600W -J W 500 1(1)IF 91.10 ICE{ill,:-!(Ll L1JrJk1/Q..IO Ice:INlDPfU "....-•••••IIJlTlJ1 0:6UJ6H ICE -----RIV[Jt BlED IoERTHER PER I aD • 1 Iol]Y 8\-30 APR 82 STIU:I IoRTf=t.lR +DElli L C~y~.2002 FL~CASE E-V 1.I NFLOW-t1RTOH t-li 2 LEVEL D.C.lNTR<E.·9 FT.m~Cl4N REFERENCE Rl.N NO.I 8\02ENU ..liMA I'IIlUI:T 6UStTNA RIVER ICE SU1u..ATJD--t PROFILE OF MAXIMUM STAGES t-mlA-EBJaO J)INT VENT~E lWi.l41 i )],1 )1 1 i 1 i I 1 i 1 j . c 740 fT1r fT1770< D -t-az760 11 rrl750fTI --; 100 730 I l.ui 1046 -190 145 fLASKA POWER AUTHCfH TY .145H" 14 .. 1...3 143 H2141 141 142 RIVER MILE uo 1..0139 139 138 138 1///v / ////' //V / / /V/// /://V ///// // / / /1 V II //// //~·1 J / 1/II /// 720 6fI) I 137 137 140 - LECEN). .... W 720Wu...... I 110Za.......-a >700W ..J W 69) .lIP OF Sll.ID ICE,I)IJ)fJUJBWrJO...ID 1(%UlTD!f'flC[ ·"....-';....y···BOnQtt OF Il..l&-t ICE ----ItIVElt ~D Io£ATHER PERIOD.1 mv 81 -3D APR B2 ST ACE I WA r~R +DEV IL cfto,jvrn.2002 FLOW CASE E-V I.INFLOW-HRTOU loG 2 LEva D.C.INTll(E,9 Fl:~~N REFERENCE R\.,t.l NO.I e I02ENU IIIIIIlll ~CJ 5U5tTNA RlVER lCE 5111l.LAT ICIII PROFILE OF MRXIMUM STRGES I-mlA-E1RiCO J)un VENl~E \......\., I 1 J 1 I 1 J c J J 1 1 J 1 ]J J (9) 170 160 &60 W .J......140L n::.••--AW100I._.'~>I • • •.;..::.J':...___t....... I '.,\·1 .\0::I .,t-...It20I I '.\V "\_..•,I•I r-,'I 'I~,I ,.. 110 ••;r •.'-\, I I 1 •, 1 ,I ,.,\, I I ••tOO I '___I ~\1 ,, •I 90 NJV DEC .JAN fEB MAR APR R...R6KA PQ.ER AUTtmITY l.EClDIJ, _.rwl "IU:Cf .I ICE fR(Nf 515ITNA RIVER• - - • - - - - --It''O [ECIM[IlOTtO"WEATHER PERIOD I 1 NOV 81 -30 APR 82 PROOAESS ION a=I CE FRONTSTADEIWATANA+DEVIL CANYON 2002 ~ZBRQ DECREE ISOTHERHFLOWCASEE-VI •tNFLOW~MATCHINO 2 LEVEL D.C,INTft(E •9 FT.ORFWOllm KlRZA-£1IA6CO .Jlmr YENt~EREFEREta:RUN NO.I B102ENU ..._.....-1"-.,IaI.lq 1 I I I 1 ~j j J J 1 J aeo .(...~THRESHOLD ELEV •I- ~375 I.I~3"70 ..J ~r L....-ui 366. :x 360 16 ,.. t- I&--12 ~ ~8u....rt-.._-1IJ U....\a I::....,-1 • n.u 4~r I r 2 ~.-.r-' ~-6 l I ,---l \I f'\Jt-oo foOIJ [f18EIt IECEtI:l£R ..JlNAty FE IlfU'ftJ'tlARCH FV'RIL ulln 1882 HEAD OF UHISKERS SLOUGH A..A5t<A flOWER AUTH£RlTV RIVER MILE 101 ~50 IUIIIlIII ~I I 5U5ITNR RI VER It!THloo.;;lBS UOENQ.HERTHER PERIOD ,1 NOV gl ~3D APR 82 ICE SIHULATtON TOTAL.THICK~BTACE I WRTANA -t [EVIL ~Y()IJ.2002 TIHE HISTan..~~~~a.L.&t Cl'lflI'Ot«Nr CASE E-VI fLOWS.tNFLOW-M~TCHtNO ~ERiCO JJINT vEN1LAE2LEVELD.C.INTAKE.9 fT.DRRWOOWN REFERENCE RUN NO.I B I02ENU COII_.No.......--I IAI.IU 1 i 1 -1 1 i ]J -)i 1 1 ]J 1 J 'JM ~70 ......... ~"65. ~"60 I \ui A56 J \. :J: "SO - lEi....... ~12 m~Bu.... I il"-...."\....4 ~............--_..... l&J -.........--...'\u.....J '.\0 5.• Q.u 4 ~ ~r h I 1:2 \...---.r-I ~-6 1 ,,,.........J \r 1\r-\~ t- to NOIJ£"Bflt m::CfJ'efft ..mJARY fE8RLAn ttARCH ff'RIL 1981 1982 SIDE CHANNEL AT HEAD OF GASH CREEK R...R5t<A POWER RUTtm 1TY RIVER MILE 112.00 "IrNIl AlQ..EI I I 5U5JTNR RIVER Ie!THIOCN&:SS L.f:DDIO.HEATHER PERIOD :1 NOV BI -30 APR BZ ICE S1HULAT10N TOTAl..'fHICHN!SS BTRCE I WATANA +(EVIL CANY~.2002 TIME H(ST~Y • - - •-•fLUllH COI1PQt.eNT CASE E-VIFLDWS.INfLOW-HATOHtNO 2 LEVEL D.C. INTAI<E.9 FT.~AWOOWN tMZA-£QI:SD ..nun VEN1~E REFERENCE RUN NO.1 BlO2ENU con_.1...1....It--..,11a.14I I )J 1 I 1 1 J 1 I )J "'70,.. ..... ~.65.I "\~.-SO --I \ILl r ui"5Ii ":J:..so 16 . ,.. t-u..-12 ~ ~8 u.....f·--····_-_·•."\or...4 _4 _'" ..-......---..\1LIu....J '-\0 5. n.u~,.-- ~W)3 ;.......I;1 2 \....---.r-' a 1 1 I L---,..........I ~-o l I "\r-\/.....NOVEI1I1UU)I:£CEItiER ..JAtoU=lRy FEBRl..Mr MRCH Af'ftIL 198L 1982 "OUTH OF SLOUGH 6A RA5KA POWER AU'H(JU TV RIVER MILE 112.34 UIJHIlI'ltll.l.CT I I sus lTNA RIVER It!.THIO<N£8S L.£lZND.WEATHER PERIOD ; 1 NOV 81 -30 APR 82 ICE S1t1UUHHlN TOT"-THICtoe$l STAGE I WATANA ..OCVIL ~Y~.2002 TIME HISTOOY •--- •-a.1.I!H COI1"01ENT CASE E-VI FLOWS.INFLOW-MATCHINO If:AlA-EfRiCO ...cHIT VENT~EZLEVELD.C.INTRKE.9 FT.ORRWOOWN REFERENCE RUN t-IJ.I B102ENU ""•.-...........1----I 11Ii(;1.1'" )I I 1 I 1 -1 J 1 1 !] "96 .I I....~THRESHOLD ELEV •t- ~400 if. ~475 , ..J 'l v \aLI ui"70 ~ <465 lEi ,.. t- ~12 ~ ~8u-r t-" 1LI r"-."\u ...~--'.V····..-..'\0 5 ,•.,•i I r-i n.u 4~r "\I r 2 \.---.r-' 1 I _J ~-~------ LJ "\---r-\"I.... U)NJVENBfIl C£CEIefR JNJAfty fEBfUflY ttARCH If'ftIL 1981 Hl82 HEAD OF SLOUGH 8 RASKA f'O~ER AUlHCRITY RIVER MILE 114.10 ...""JIRCUCf I I SUSJ TNA RJ VEA ICE ntlO<NUS u:GEND.WEATt-ER PERtOD.:1 NOV Bl -30 APR 82 ICE SlHULATlON TOTI\..TI1ICK~98 STRGE I WRTRNA -t !:EVIL CfY'JY~.2002 T1HE H(ST~Y • - - - - -a.1.&t COtt'01DIf CASE E-VI FLOWS.(NFLOW-HATCHJNG ~-E£RiCO ~INT VE~l~E2LEVELD.C.INTAKE.9 FT.ORAWOOWN REFERENCE RUN NO..e102ENU CIIIC........-...__I l...l~ -1 1 J 1 j ]"1 i i )]1 I ~96,.../THRESHOLD ELE6.t- ~..so (.I \~"B5-J ...,v \LtJ ...,- ui~9J 3: 0475 16 ~ t- Il.-12 m ~8u....r t-4 I ...-,\LtJ ...........--.. U....J'~ll -........-\0 I 6 o.Y4 ,--- J:'-IWUJ3;~2 \--~ ~~I \I - L.J \..---r-\7r /...-0 UJ ~VEttSU [£CEJ'Il[ft ..JNJARl FfBAt.JFm'ttARCH APRIL· 1'181 IlilII2 SIDE CHANNEL "511 FLRSKA POWER AUTt-mJ TY RIVER MILE 115.50 II.8lrtlll flAlUCT I..SUS I TNR RI VER IC£THID<NE!8 L.EIZNO.HEATHER PERIOD ,1 NOV 81 -30 APR 82 [CE 5 )I1UUH JON TOTAL.THICKIlESS S1 ROC 1 W~HRNA T C£V IL CI=NYl)\I.2002 lIME HISHflY • - --- -LUSH COHPOIII!NT CASE E-V(FLOWS.[NFLOW-H~TCHJNG ~A-EOO6CO JlIt~'VEN1~E2LEVELD.C.INTRKE.9 FT.QRRWOOWN REFERENCE RUN 1\0 •.,BI02ENU CMI_.k.L_..It---I 11OW.IU I J ]1 J J j '-1 J ]1 J I .(96 ....~THRESHOLD ELEV •l- ~04::Kl ..--L )V.\~0485-----'", .J .r----..... ui.coo :% ""75 16 ~ l- 11--12 mw~B '--u...--,\I I -"'- l-4 ...-..-..... ILl '.(.-.....-~U...J III \0 5. Q.u4 r-- :E ~IW~3;!2 \..---.~ \- - tt I I "--- ~-O L...J \,.....-r\Tl I ן- m NOVEI18fR MCf~...JINJAR'Y FEllftl..My MIlCH ff'Rll 1981 11182 HEAD OF SIDE CHANNEL MSII R.A5KA POWER RUTHCfilTY RIVER MILE 115.90 NIINA PIIO.Ut I,5L5ITNA RJ'IER ICE 1'HJ Cl<Ne:8S LfOEND.WERnER PERIOD-: 1 NOV 81 -30 APR ez ICE SIMULRTlON TDTAL THICI(~5S STACE I WATANA +[£VIL CANYON.2002 .TIME HISTCRY • - - • - -SLLIIIi CDMPO~CASE E-VI FLOWS.INFLOW-MATCHING IMlA-Ea:ao .JlINT VEN1LffE2LEVELD.C.INTRKE.9 FT.ORR~OOWN REFERENCE RUN f\,{).I'B t 02ENU -_.........··1"--1 UiQ.IQ J "1 1 I I I I 1 I 1 1 J i 630 .... I- ~525. >520~I U \III -ui 615 ~ 510 16 .... l- lL -12 ~ ~8u...... I ...4 III U.... 0 I ..--..~'"r ....-•."\. 5 i i.•I ,i •o..G4 --I ~r "\.-,r :r 2 l ~~ ~-~\I - '---'l ~7 T -I l- to ~'I£l'tBfR tECEtHJt .RUlRV FEBRLMY tlAROt Ff'Rll. t98l 1962 FLR5KA POWER AUT~l TV RIVER MILE 120.00 qlfNI I"IO.UT I I S1..5JTNR Rl YER It!llilO<Nl8S L.£O[NQ.WERTHER PERIOD '1 NOV 81 -30 APR ez ICE SII1ULfH JDN TQTAL.THlCtetES8 STAGE I \oJATANA ...[:EVIL CI=NY(t.4.2002 TIME H1SHRV - - • - • -lLUflt1 COI1'Ot«NT CASE E-YI FLD~S.(Nf~DW-~ATCH1NO KRZR-£!JSD ..cIUT YENTLRE2LEvELD.C.INTAKE.9 FT.ORR~DOWN REFERENCE RUN I'{].I BlO2ENU ....~6 tl.LlItI ••"....-1 tAl.'" -I I }-I I J 1 1 1 1 580-,....- .... t- ~555 ... ~550 ..J (\I&J fui646.-:c 540 16 ,.. t- ~12 ~-- ~e IJ....r t-4 /.., lU . U-I \f "-),0 5 •,•.i ,,i ~p '--,I r 2 L--,.---.~ CI )\-I --K!~o J \/\U to- ll).NJI/EI'1BfIt [£CEI'SER JlN.Aty ffORlM'f'MROi APftIL lBel '982 HEAD OF MOOSE SLOUGH A....A5KA POWER AUTHDU TV RIVER MILE 123.50 Il8lfNl MUCf I :SUS)TNA RIVER ICE Tt11Cl<NESS UOENDI HEATHER PER[OD ;1 NOV 81 -30 APR ez ICE SIMULRTlON TOr....'TH1CHt£S8 STADE I WRTANA ...[EVIL C~Y()-.I.2002 TIME HISTOOY • - - - --a..U8H COI1'Otelr CASE E-Vt F~OWS.tNFLQW-HATCH1NO ~lA-E8A5CO JOINT VENTURE2LEVELD.C.INTAKE.9 FT.OR~WDOWN REFERENCE RUN NO.1 8102ENU C"I~"'•......INI••1'...-,16U1.IU J )I 1 -1 -1 -1 J J 1 )I 1 j i SEE,.....",-THkESHOLD ELE~.t- ~500 (. ~51S 1.-J /.,./\Lt.I ui S'70 I I , :c S65 16 ~--t- IL -12 m I&J ~B -- u.....l: ...4 w ~-..-""='U.../,/\a r=.•.... n.u 4 -~r '""---t r-' :I:2 .......,.....---.r-' i-J \r--....--.I --\I ,r ',.J LO l'lJyt:l18E R ~CDeER ..JNJAR'f fE8RlAff HARtH fAllL_..-.~ ISIH 1982 HEAD OF SLOUGH SA CUEST)R..A5KR POWER RUT~1TY RIVER MILE 126 ..10 N'rNA I'II).£CT I :5USlTNA RJ YER Ice:THICI<NUS UOfND.WEATHER PERIOD ;1 NOV B1 -30 APR 82 ICE SII1ULATION roT~THIO(l£85 STAlE I WATANA ...~VIL C~YON.2002 TI HE l·tI STOOV •-----&..lJlIH COtt'OtCNT CASE E-YI FLOWS.INFLOW-I1ATCHlt-(}KlRlA-EIRiCO .JJINf VENT~E2LEVELD.C.INTRKE.9 FT.DRRWDOWN REFERENCE RUN t-lJ.I'8102ENU COtI_.IU........--I ".1'" j J 1 J 1 --,I I 1 J I j 590 ,..~THRESHOLD ELEV.t- ~585 ----,--i a'i 58) J IIJ.ui 616 :1: 570 16 .... t- ~12 m ~Bu.... J: t-4 UJu....../'.-\A0 IS. ~U"-""\~t-i 3 ......,,.............r-' :I:2 \J~l':ll r--,...--, 1--0 \J '-r f-I CD ~VE"BfIt CECEIftft ..JfNJMl FfllRlMtY ttFlR01 APRIL U~l 1982 HEAD OF SLOUGH SA (EAST)A-ASKA POWER AUlHCfU TV RIVER MILE 127.10 1lI11l'NA PIllUCf I I 5lfiI TNA RIVER Itl THIClOlfSS UOENO.WEATHER PERIOD :I NOV 81 -30 APR 8Z ICE SII1ll..RT JON rorfL THICKlIESS BlACE I WAlANA ..(EVIL CI=NY()-.J,2002 TIME H1STMY •-- - - -81.1.81 ClJ1POtoeNT CASE E-VI FLOWS.INFLOW-MATCHINO .mlR-EBASCO .JlINT VENl~E2LEVELO.C• I NTl:U<E,9 Fl.llUU400WN REFERENCE RUN 'NJ.I 8102ENU --·~"'·"·-·I ilia.,., I 1 i ~)1 E i I I c J J )I ]1 G16....'~THRESHOLD ELEV •r- ~610 !. ~BCE-I /\w ui 600 'X S!E 16 ~ l- I!--12 mw ~8u...r I-4 w U...r--\a 5 i ,i i •11-1-\ i i ffiU4 ,[~r 1 ,-- r 2 .......--. ~-6 , ,--, L.....J \.r --..... to NOVEHBER [£CftftR ..IN..M'f fEtJUlRy I'lARCH Af'ftIL 198&1982 HEAD OF SLOUGH 9 RASKA POWER RUTHllil n IlJiI ntll I'All..ECT I , RIVER MILE 1 129.30 SUSITNA RIVER It!THI~99 L.£GfNO.HEATt-ER PERIOD ,:1 NOV 81 -30 APR 82 ICE SIMULATION TOl'l\.THICKte58 STAG::I IoJATANA +CEVIL CR-Jv(J>J.'2002 TIHE H1STmv •-----LLei CO/'IPQtelT CASE E-VI FLOWS,INFLOW-MATCHING IfVUA-EER:iCO ..nINf 'lEN1~E2LEVELD.C.INTAKE.9 FT,DRAWDOWN REFERENCE RUN NJ.J B102ENU -_·~"'''''·-''I lIiU.1U i OPTIOH? I 1 1 )1 1 1 1 1 1 1 1 J I 1 I &30..•t- ~625. ~620 -_.._---._- f\..J UJ .n 6]6. 3: 610 ]6...... Ii.. -12 ~ ~Bu-r t-.. IJJ U-/\a I=i •,,, cL U 4 "\,,• li1ll 3 \~;1 2 \...--.,-- ([1 I r--"'"\J ~-o L....-.J 1 r (/)NO~EI1E£1t OEc:Et&:R IN.Jf'lRy fEBRl.MY MR01 A"RIL 1981 1982 SIDE CHANNEL U/S OF SLOUGH 9 ALASKA POWER AUTHORITV RIVER MILE 130.60 lUI UNI fIAO..ECf I :SUS)TNA RII/ER Ice floilO<Nt:85 LtDE:NO.WEATHER PERIOD , 1 NOV 81 -30 APR BZ lCE SIHUUHION TOTAL lH1CK~S8 STRGE I WATANA +[EVIL Uf\lY(t.I.2002 TIME HISIMY-.•...a.LJ8H COI'IPOto.£NT CASE E-VI FLDhS.INFLOW-MATCHING ~lA-£EJl6CO ..DINT ~EN1~E2LEVELD.C.INTAKE.9 FT.DRAWOOWN REfERENCE RUN N:).I BI 02ENU c",c_.,...-Jt.-•i ,&61.,AI i i )I 1 I J 1 i 1 --1 i j i ,G ~...I I I~i • ...I I 'I It635III 16 i ,i ,ii' 620 ,I ,I I I IE~~~3F~~~t~~~~~~~~~~~~~'E~~~'I II;:Iu.12 I ~ ~Bu i t-4 w U..... . ~63Jt-~G25.t=-===:1 I J9-----t-I I .~ a " 1V'ft1LFEilIRUlRl'JNJARyDfCVflfR i _5 '"i ,i ,I I :l: u4 \,--I~~3 1 _r-'~~2 T _...r-"\r-~I~~6 ~_I \r I UJ /oIJVEI1BER I WI 1982 let 1l11CKNUS L£GE:ND. ---TOT~THIDU,ESS •-- - - -SLl.e1 t01'lPOJoENf SIDE CHANNEL U/5 OF ~TH JULV CREEK RIVER MILE :131 .80 WEATHER PERIOD '1 NOV 81 -30 APR 62 STAGE I WATANA +DEVIL CANvON.2002 CRSE E-VI FLn~S.INFLO~-MRTCHJNG 2 LEVEL D.C.INTAKE.9 FT.DRAWDOWN REFERENCE RUN NJ."8102ENU ALASKA POWER AUTHORITY lUll fNA I'IIO..ftT I 5USITNA RIVER ICE SJMUUnlON TI ME Ht SH)RV t-mlA-E~O ~INT VENTLRE CMl~_..........,,-'"_I ItiU.I"I ]1 ))'1 1 1 1 J .~B )J ]I l GGG 'T I,..~THRESHOLD ELEU.t- ~660 I. ~655 --1 IIlJ lIi G50 -z 645 16 ~... ~12 m I.lJ~Bu-r ...4 uJu-0 II:"•w i"\Q.u,",~I~\.,.--r-- \.'---'"~ ...r---\~-&----..,./..... UJ NJVEtUlE.DECD&:R ..JNJARy FE IftJFlR'f MIlCH If'ftIL I~n 1982 HEAD OF SLOUGH 9A ALA6KA POWER AUTHORITY RIVER MILE 133.70 _11llA I'RI.£Cl I I 5L5 JTNR RIVER la T1"IJCKNt8S L.~D.HEATHER PERIOD : 1 NOV 61 -30 APR ez ICE S]HULAT1ON TOTAL THIOCt.£S8 STRGE I WRTANA ..[EVIL C~YCl\l.2002 TIME HIST~Y - ---•-SL.U!lH CI»lPOIII!Nf C~SE E-VI FLOWS.INFLOW~MATOH1NO KRlR-E~JlINT VENT~E.Z LEVEL D.C.INTAKE.9 FT.ORRWOOWN REFERENCE RUN II,(J.I BI 02ENU IINI_.......c.jlo __1 1••lq j 1 1 1 J 1 J )J I i I 1 1 ~] ~ SiD II...../,THRESHOLD ElEU •.... ~665 /. ~660 I .J ~lit en (iSS 3: 650 16 ~.... u.. -12 m~8 u..... I ....4 &oj u..... a .5·\.,i i ~U4 L ~I;I~\~.r- ~-~'----,.I I- (l)t«lVE"EIf"tECEteE1t ~y FEBRl.RtY IWlR01 APRIL IBeL 1982 SIDE CHANNEL U/S OF SLOUGH 10 ALA5KA POWER AUTHORITY RIVER MILE 134.30 lieIMl I'IIiQ,£CI I :SUSJTNA RIVER ICE THIOOIE8S L[()[NOI WEATHER PERIOD : I NOV 81 -30 APR 82 ICE 51t1ULRTlDN TOTAL.THICK~S8 STArE t WRTANA +[EVIL C~Y(),j.2002 TtHE H[STffiV •---••lLLIIH COHPOIleNT CRSE E-VI FLOWS.INFLOW-MRTCHINO I-MlA-£BR5CQ .Jl!NT VENTlItE2LEVELO.C.INTAKE.9 FT.QRRWDDWN REFERENCE RUN NJ.I B I02ENU CIII_..........Ir·--I ''-.141 ]J ]1 E I J 1 J )J ] SEM)-t- ~615. ~670 -J1LI ui G65. :E 660 16 ~.- IL -12 m 4J .~8u....r t-4 1LI U... 0 5 i i i i ,.'--...,Q.(j ..~i3 L-,- ~2 \~.r- ([ttl ,.-~r ~-O I I-r.o NOV£P1BfIt OfCDtlfJt ~y P'flftJARY MilCH '"'Il.- l-- lS8l 1982 SIDE CHANNEL 0/5 OF SLOUGH 11 A..A5KA POWER AUTttCAITV RIVER MILE 135.30 QinlA MQ..ECr I I sus JTNA R1YER ICE TtiI()(t./£89 LEOOIO,WEATHER PERIOD : 1 NOV 81 -30 APR ez ICE SIMULATlDN TOTFt..TH1CK~SS BTACE I WATANA +[EVIL C~Y(l.J,2002 TIME H[STOOY ••--- -8.UlII-l CDttPO~NT CASE E-VI FLOWS.lNFLOW-HATCHINO I-MlA-lBAiSCO J:HtlT 'lENllflE2LEVELD.C.INTAKE.9 FT.QRRWODWN REFERENCE RUN ~.t B102ENU ,..,_.ou._..---t IWl.UZ ] .>0 i ]1 l 1 1 )m )J ~1 )j ] GOO ....~THRESHOLD ELEV •..... ~690 ;. . i:i 685 . _J uJ -iii &9).:z 675 16 ,..... ~12 ~ ~6u-r...~ u.I U ~... 0 5-I i ,I i I O-U4I ~ ~i3 L..., \.....--r--' J:2 ~~~I r J ....-0 U)IIOVEI'1BER m::eatlfft ~l'FEBRlSlRY I'flRCH Fl'ftIL 1981 1962 HEAD OF SLOUGH 11 FLR5KA POWER ALrrHm I TV RIVER MILE 136.50 aBITWlI'iiO..EC'f I I SLGlTNA RIVER let THICKNESS LLO[ND.HEATHER PERIOD ,1 NOV 61 -30 APR 8Z lCE SII1ULATlON r014-.THICKt.ESS STAGE I WAH~NA ...(£VIL C~y().J.2002 TIME HtST~Y ••- - - -SLUIlH CDI't~t£Nf C~SE E-Vl FLOWS.INFLOW-HATCHING tIlRZA-EBA6CQ .Jllm YEtn~E2LEVELD.C.INTAKE.9 FT.ORRWOOWN REFERENCE RUN ~.I 8102ENU CIlI_.....-~.__I,IWI.I'" J ]1 'I )-1 ]J 1 1 ]J.1 '7EJ)... I- ~125. ~120 -l.... ui 716.-------:I: 710 16 ~ I- ~12 ~ ~8 LJ...r ....4.... U... 0 5 n.li4 ~ ~r '--,- ::E:2 \~..r- ([I \r - \,.......:i-J ~-O ;'.'''i"" I- tl)tCVE/18ER tECOItEft ~fEBRlMY ~,:nIL 15I8L 1982 HEAD OF SLOUGH 17 RA5KA flOWER AUTHDU TY RIVER MILE 139.30 UlfMt -..£0 I :SUS)TNR Rl YEA 1(%THICl<NESS ~O.WEATHER PER[OD ;J NOV 81 -30 APR 8Z ICE Sll1ULATION TDT~'THICKNESS STRGE 1 WATANA ...C£VIL C~Yl:J'..l.2002 liME HISTOOY •-- - --LLIIH COI1I1ONlENT CRSE E-V[FLOWS.[NFLOW~MATCHINO ~ZA-Emsco ..JlINT VENllltE2LEVELD.C.INTRKE.9 FT.ORRWOOWN REfERENCE RUN !'lJ.i B I02ENU CMI_............tt,--,158.141 J I ]]i 1 1 ]1 J 1 I 1 I 1.tO I ,,,,,•I ~'THRESHOLD ELEV.I •I.. t-.. ~735 , ~731 ...J uJ ui 725 x 720 IS... t- lL -J2 ~- ~B u 0-4 I: I-... uJ U.... 0 5 -.~o.u4E --,~I~\-.r- a I r--J ....J ~-oI- (I)Nl~El't8l!:R ~CEJ'eEft ..JNJAiIy FflftJARy MROt Ff'ftIL lBeL 1982 HEAD OF SLOUGH 20 A..R5t<A POWER AUTHCRITY RIVER MILE 140.50 ",nil MU.tf I 1 5USl TNA Rl VER ICE THI~E9S L[Q[NO.HEATHER PERIOD • I ~81 -30 RPR az ICE SJt1ULRTlON TOT~'rHICK~SS STACE I HRTANA +[EVIL ~y~.2002 llHE HISTOOY • - - - • -LU8t-t CQrlf'O~NT CASE E-Vl FLOWS.INFLOW-HATCHINO ImZA-EBA5t:O .nINT YENTlfiE2LEVELD.C.INlRKE.9 FT,DRRWDOWN REFERENCE RUN t-.O;I BI 02ENU C"CIIIII..........._.1 Ilia.l4t 'I I 1 J J 1 1 1 I I i I 1 ] I 7SO ,,i ,,,i I ~THRESHOLD ELEV.I I i ,... to- ~'755 /..,1~750 .J ..w iii 746 :J: 740 16....-u.-12 mw ~8 u.... T I-4 uJu.... 0 5 ~ ~u4 ~ ~i3 ---,-\~~ r 2 ~~I '--r - ....-0 U)M)V f:t1BE It rE.CEl'ftR ...fNJARy FEflRUARY fW'RCH APRIL 19fH 1982 SLOUGH 21 (ENTRANCE AS)R..R5KA POWER RUTHmITY RIVER MILE 141 .80 lilJlIllfl l'IIO.J:t1 I :SU5lTNR Rl VER ICE 111IC»o1[SS UO[..O.WERTHER PERIOD : 1 NOV 81 -30 APR ez leE 51 HULAT JON TOTI\..TI1ICI(I>e:55 STAGE I WATANA ~DEVIL CANYON.2002 TIME H[ST~Y •-- - •-St.U8I1 CD"PO~NT CASE E-V[FLO~S.INFLOW-MATCHING ffiRZA-E.BASCO .nIHT VENT~E.2 LEVEL D.C.INTAKE.9 FT.DRAWDO~N REFERENCE RUN NO.:BI02ENU ...._.~"".tr"--I lMiI.'42 1 1 ]1 )J I I i 1 1 1 i I 1SS,i ,,,,i I ~THRESHOLD ELEU •..••... t- ~760 (. ~755_J &Li ui 760 ~ 7.5 16.... ~ lL-12 m --_...._.-._- ~B u....r ~4 w U.... 0 5 ~.~~u4 - 1~i3 - %:2 l -:....-r--" ~Ml "---r t--O lJ)~V[/'1BfR OECEItiER ~RY FEBtUflY MARCH Af'ftll 19111 1982 HEAD OF SLOUGH 21 FLRSKA POWER AUlHml TV RIVER MILE 142.20 IIIl"'*I 1'Illl...£C1 I:SUSITNA RIVER I C~Tt11 CKNe:&S Lf£lfNO.WEATHER PERIOD '1 NOV 81 -30 APR 82 ICE SlHULmJON TOTAl..THICKICSS STAGE I WRTANA +[EVIL C~y~.2002 TIME H[SH~Y • - - ---1lLLl!lH COl'IPOh£NT CASE E-Vr FLO~S.INFLO~-HATCHINO HARZA-EBASCO JOI~r ~NTURE2LEVELD.C.INTAKE.9 FT.DRRWDOWN REFERENCE RUN 1\0.I 8102ENU ,...CIiIJQ.1,""",,''''.,......._I '",,'4' 1 1 I 1 I J c J 1 1 1 I 1 I ) I ~I .~I •-...r-THRESHOLD ELEU •.... ~790. ~785 J --I&J ui 700. ':E 71'5 16 ~.... ~12 m uJ ~8u...r ....4 I&J U...a .., • 5 -\o.u ..~r \ lz:2 ~-6to- (£)t,O\/EHBEIi DfCEt&:"..JINJARy fE8fU:lRl'mRCH fW'ItlL UleL 1982 HEAD OF SLOUGH 22 Fl..R5KA POWER.AUTtm I TV RIVER MILE 144.80 IUIUIIA I'IIlUCJ I :51..fi lTNR RIVER 11%nilO<NE88 LWENO.WEATHER PERIOD : 1 NOV 81 -30 APR 82 ICE SH1ULATlON TDTJL THICKt.Ese STAGE I WAlANA +[EVIL ~YCf\l.2002 TII1E HISTOOY •-•-•-LUlIH ClJttl'OteNT CR5E E-VI FLOWS.INFLOW-HATCHINO tfIUA-EBiSCO ..JllHT VENTLAE.2 LEVEL D.C.INTAKE.9 FT.ORAWOOHN REFERENCE RUN NJ.&BI02ENU -_.........I"--I 118.''- - EXHIBIT 9 EXHIBIT 9 COMPARISONS OF RIVER ICE SIMULATIONS FOR STAGED CONSTRUCTION,STAGE 1 AND LICENSE APPLICATION PROJECT, PROJECTED ENERGY DEMANDS FOR 2001. SUSITNA HYDROELECTRIC PROJECT MAXIMUM SIMULATED RIVER STAGES WATANA ONLY:2001 ENERGY DEMAND FLOW CASE E-VI FLOWS,INFLOW-MATCHING WINTER 1981-82 STAGE 1 ..... Slough or Side Channel WhiskeI'S Gash Cr'eek 6A 8 MSII MSII Curry Moose 8A,West 8A East: 9 9 u/s 4th July 9A 10 uls 11 dIs 11 17 20 21 (A6) 21 22 River Mile 101.5 112.0 112.3 114.1 115.5 115.9 120.0 123.5 126.1 127.1 129.3 130.6 131.8 133.7 134.3 135.3 136.5 139.3 140.5 141.8 142.2 144.8 Threshold Elevation 367 453 (Upland) 476 ' 482 487 (Upland) 548 573 582 604 617 626 651 657 667 687 (Upland) 730 747 755 788 Stage 1 Simulated Natural Conditions / 368 1455 457 472 1484 1 486 523 /5491 571 583 606 620 629 651 657 670 683 Stage 1 FERC License Concept _1 371 1458 460 I :~~I 490 524 552 575 585 607 621 633 654 660 668 684 715 729 747 754 787 Stage 1 Staged Construction Concept / 371 1458 460 I :~~l494 528 555 574 584 607 622 634 658 665 675 688 715 729 747 753 787 .- Ice Front Starting Date Maximum Ice Front Extent (River Mile) Melt-out Date NOTES: 12-28 134 3-23 12-12 137 4-12 1 Indicates locations wher.max~mum river stage equals or exceeds a known slough threshold elevation. 2.All river stages in feet. 42188312 850507 3 SUSITNA HYDROELECTRIC PROJECT MAXIMUM SIMULATED TOTAL ICE THICKNESS WATANA ONLY:2001 ENERGY DEMAND FLOW CASE E-VI FLOWS,INFLOW-MATCHING WINTER 1981-82 STAGE 1 .- Stage 1 Stage 1 FERC Staged-Slough or Threshold License Construction Side Channel River Mile Elevation Concept Concept ,...,Whiskers 101.5 367 3 3 Gash Creek 112.0 453 2 3 6A 112.3 (Upland)2 3 8 114.1 476 2 3 MSII 115.5 482 3 5 MSII 115.9 487 3 9 Curry 120.0 (Upland)4 9 M.oose 123.5 548 4 7 8A West 126.1 573 2 3 8A East 127.1 582 2 2-9 129.3 604 2 3 9 uls 130.6 617 2 4 4th July 131.8 626 3 4 9A 133.7 651 2 8 10 uls 134.3 657 2 9 11 dis 135.3 667 7 11 136.5 687 3 17 139.3 (Upland) 2:0 140.5 730 2:1 (A6)141.8 747 2:1 142.2 755 2:2 144.8 788 ,... 42188312 850507 4 j J "1 1 1 j c 1 -1 I i 1 1 i I I 50 40~ 0 0 0......--.,,,,•,r-' U)30 , lJ.., IU,-I ..,,,, ~20 I IcrIa, II,~U I ~U)I ..'-1 "..-..---I r - I 0 10 I c--l t..~~......-..........._.ro--,,..'~I-----r-'"-'r I .---..-'..I•-..-...- 0 HAY ..JlM JlL FU:i 6EP OCT NOV OCC JW FEB tIAR APR FLRSKA POWER AUlHmllY L£aNJ·..11_-.0 I HIGH WATIttA WATRNA RESERVOIR----• - - --SlAm I UAr,..-.WAT~A OJ SCHRROES 51HULATEO OISCHRAOESHIGHWATANc:l 'is.STRlE 1 HID-4 [)qH V5.Sl~I~RTHER PERIOD I I HAY BI -30 APR 82 _._- ENERGY a::H~O I 2001 fL~5'CASE E-VI tm~1IASCO .JlINT VENllJl[oPERATING POLICY •INFLOW-HATCHING REFEREI'CE RUN NO.I WI=lBtOII.WROIOIL c.c_·..........J-"-'111II.lot -1 ]1 1 1 J c ]J ]j -I J ~ I I 13 12 II oJ ,J{,..'"..-.,, (J 10 t ,, ,.9 , C>I ,:\I,;w .. 0 8 I , ~'W .:~k'~A"-'",.a7,f'",.A -.~.,.' 0.6 :.~: 1:/:'I ~~lu....5 W /, (J).. ([I \\w ...J 3 L :J1 U -~J ---w I-"'".- lr ~". --......, 2 - ,..• I,•-...........-...,..- '..-..- -.........' 1 •, 0 I HAY ......,JLL fU}fiEP OCT NlV DEC JV.I FEB HAft APR A..A5KR f"('JWER AUT~J 1Y l£aN), HIGH WA1ANA uu",••,nf I WAT~RELEASE TEttPERATlftS WAT~A RESERVOI R••- - - - -•--SfRO!!I 1MllN'WERTHER PERlOO • 1 HAY 81 -30 APR 82 ENERGY [Et1~O ;2001 FLOWS,CASE E-VI 51HUlATEO RELE~TEMPS IYl£RAT 1I-V POL ICY ,It-FL(I4-HATCHING HIlJ-t DAI1 '15.SlAG(I HIGH ~TANA VS.STAGE 1 ~~1RiCO ..oINT YEN1~£REFERHCE RUN NO,I WABJOII.WRBIOIL '.PT10H?-_.,.._.....-·1 "'.llf 1,\".' ,...EXHIBIT 1 0 EXHIBIT 10 COMPARISONS OF RIVER ICE SIMULATIONS FOR STAGED CONSTRUCTION,STAGE 2 AND LICENSE APPLICATION PROJECT, PROJECTED ENERGY DEMANDS FOR 2002. SUSITNA HYDROELECTRIC PROJECT MAXIMUM SIMULATED RIVER STAGES WINTER 1981-82 FLOW CASE E-VI,INFLOW-MATCHING 2002 ENERGY DEMANDS STAGE 2 Slough or Side Channel Whiskers Gash Creek 6A 8 MSII MSII Curry Moose 8A West: 8A East: 9 9 uls 4th July 9A 10 uls 11 dis 11 17 20 21 (A6) 21 22 'River Mile 101.5 112.0 112.3 114.1 115.5 115.9 120.0 123.5 126.1 127.1 129.3 130.6 131.8 133.7 134.3 135.3 136.5 139.3 140.5 141.8 142.2 144.8 Threshold Elevation 367 453 (Upland) 476 482 487 (Upland) 548 573 582 604 617 626 651 657 667 687 (Upland) 730 747 755 788 Simulated Natural Conditions 1 368 1455 457 472 14841 486 523 1 54 91 571 583 606 620 629 651 657 670 683 Stage 2 FERC License Concept 1 369 1456 459 476 485 488 520 15 48 1 571 581 601 616 /627 1649 655 1667 1682 714 728 746 752 785 Stage 2 Staged Construction Concept 1 370 1459 461 476 487 490 522 553 573 584 606 619 630 649 655 1 667 1682 714 728 746 752 785 LRX-3 Ice Front Starting Date Maximu~~Ice Front Extent (River Mile) Melt-out Date NOTES: 12-30 126 3-19 12-29 133 4-1 1.Indicates locations where mb .•1mum river stage equals or exceeds a known slough threshold elevation. 2.All river stages in feet. 42188312 850507 1 ...., 42188312 850507 2 1 J 1 J 1 1 1 1 c 1 B J I i J j j I I so -40a h fL'a 0 n . .............. •-. '1f , 00 •w •I l.J...•- u • I ~-•,, ~20 ·, 0::•IaI "1I,, \u ,-. W I-, 0 10 L..,-.....-,_.--..--_..-_..........._..-,.F';:..;...:.----.......".......---,----'".-..1 ~I-......... a MAY ..Jl,JI,I .JLL R.JJ EEP OCT NOV lEC ~N FEB t1AR APR A....R5KA POWER RUTHml TV L£a}I), D.C.WllH HI()t ""T~IIJIINlli'MACJ I CEY I L CR-.lY[J.,I m Sa-MCES OEV1L CAN1(»4 R£5ERVDlR• - • --- ----D.C.WITH &TAO!I "ATANA HIGH WATANA V5.5TAGE 1 WATRNA WEATHER PERIOD ,1 MAY BI -30 APR 82 51nuLATED OISCHRROES ENERGY IEHAND ,2002 FLOW CASE ,[-VI HIGH HAT~V5.SlAGE I OPERATINO POLICY 1 INFLOW-HATCHING ~ERiCO ...oINT VEt4llfiE3lNTRt<E LEVELS.50 FT [RRWOOWN AT D.C. REFEREt<E RUN NO.-OC8102L.DCBI02D __.1........11._.'11401.141 )1 J---]1 J 1 c ]1 I I I )] I I 13 12 tI...... U 10 .9(~;.~1I1 I •"n a •,N '".II ...\., II ~.~,•.. 7 ..'fJ "I ~.."I'." 0-' • I , 1:6 ·f',f - lLJ I I',,,..;.,.•\l-f I5,l .'\/"\w , If)....;J CI .1 , w ----oJ 3 ~(-----W 0::."J'•~,.. 2 .~ J ......--.-..-..--..--.... I 0 HAY Ju-l ..u..FUJ SEP OCT NOV OCC ...JlN FEB HAR APR ALASKA POWER AUTHORITY lElZt-O. D.C.WITIi HtClf ..-TfM'NIIllIl -.ut I rEV I L C~Y(>.j RELEASE TEMPERATURES DEVIL tRNY~RESERVOIR,_.--.- - --D.C.wnw STACIE I ~TANA HIGH wmANA VS.STAGE I WAT~A WEATHER PERIOD ,1 MAY 8t -30 APR B2 SIMULATED RELEASE TEMPS ENERGY CEHANO •2002'FL().4S.CRSE E-vr HIDf .-:tTINl ¥s.sna I (PERATlNJ POLlCY •It-FL(J"l-HATCHINO ~lA-EBASCO ..oIHT VE.NT~l3INTAKELEVELS.50 FT DRAWOOWN RT D.C. AEFEREN:E RUN NO.;OCB102L.DCB102D -_·,........'··_-1 ISoA.14r .... .... .... r- i - EXHIBIT 11 EXHIBIT 11 COMPARISONS OF SUSITNA RIVER STREAMFLOWS AT GOLD CREEK FOR NATURAL CONDITIONS FOR LICENSE APPLICATION PROJECT AND STAGED CONSTRUCTION CONCEPT FOR 1996 ENERGY DEMANDS (STAGE 1) a.9.1%exceedance level flows b.50%exceedance level flows c.6%exceedance level flows 1 J 1 j--1 )I -)i I I i I i Tunl I~"....IIl<::I I IUV .......'·"\I "fv-.' lEGEND 8%EXCEEDENCE FLOWS 50%EXCEEDENCE FLOWS 97%EXCEEDENCE flOWS NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 1 3.PROJECTED ENERGY DEMANDS FOR 1998 4.E-VI FLOW REQUIREMENTS '",....,,,,,,,\ ,-","'.,,,",,~~,-----,'--, I "-,~..,/-../.............,_..--....,' ,,"'"/.._--..\~....I .......\,...... --------\"/..\~....~~/'-'\...._....',......';..-......".....----..............-.....~~-..",,"-........,......_.........,.. --....------..-... 5 15 10 20 30 25 35 40 s c f 9 e n a r D s c h o JAN FEB MAR APR MAY JUN JUL AUG Month SEP OCT NOV DEC ALASKA POWER AtIlttOfIITy 5USIJ""tlYIlRIJ(UCI'-;:"'DJEcr IUIITNA RIVER ITREAIIFLOWI EXCEEDED i~.liO~AND 1I7~ OF THE TillE AT GOLD CREEK "=!:",;.....:...":"1-.--.__.,-\-- ]J'1 J I i 1 J 1 1 I j j TUl'"\IIC"A~Il"\l" I I IUU":.>I-\I~V'::> JAN FEB MAR APR MAY JUN JUL AUG SEP OCT AlAIII(A POW£A AUTHORITY 9USnNA tmlAOt:UCIRIC ~c, SUIITNA RIVER STREAMFLOWa I!ICEEDED 87 ..OF THE TIME AT GOLD CREEK --I----.~""'I""1-" LEGEND NATURAL CONDITION FLOWS FOR LICENSE APPLICATION PROJECT FLOWS FOR STAGED CONSTRUCTION STAGE 1 NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1963 STAGE 1 3.PROJECTED ENERQY DEMANDS FOR 1996 4.E-VI flOW REQUIREMENTS NOV DEC -"",,/"'" /' /"-......,..,....',".." ,'\."..'-' .. "",,,, '.. Monlh MAXIMUM FLOW",35,OOO cfs ., '"-........i '.._..,~~, I I, I -- o 25 j ]J 1 )-j ]1 1 1 i I 1 I Tunl 10""",",CInUU-.JMI'fVv --... MAR APR ALA8ICA POWER AUTHOAIT't 5U!lIlJtA tmlROElECIIIC fOIO.ECI aualTNA RIVER IiTRIAIiFLOWIi IXCIIDED 60"01'THI Tlill AT GOLD CRIIIt ---I,---_It----..-...,....1-- LEGEND NATURAL CONDITION FLOWS FOR LICENSE APPLICATION PROJECT FLOWS FOR STAGED CONSTRUCTION STAGE 1 NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 1 3.PROJECTED ENERGY DEMANDS FOR 1996 4.E-VI FLOW REQUIREMENTS DECNOVOCT -, "I II .......~,.., I ../..",,,'" "-'-~..".... I _..'"......"..~.. "...!'..............- SEPAUG MAXIMUM=35.000 cIs Monlh JUN JUL ~I .. I .. I ... I I , I I 'I I I I ,..I ' ,\.I ' 6 '\I ',\'""-----,'.".' / ,!..--"'\I ,' I ' \ I '-I......../~ ,I !b~~"-.-/-......': I I, MAY - -------.........., .........--- JAN FEB ------------" "\ \ \ "... o 5 15 10 20 25 30 s c f n 9 e a r D i s c h 1 ]J 1 1 1 1 -1 )-I - 1 1 1 1 -1 ] ALASKA POWER AuntOAlTy SU5n....IfrDIO(UeflllC l'lOOJEei 8U81TNA RIVER 8TREAMFLOW. EXCEEDED .t.OF THE TIME AT GOLD CREEK "e"_•...:!.!:.1,.----r-r-w DEC -'"'"--_."'." NOVOCTSEPAUG Monlh JUN "JULMAYAPR --. --------- MAR - FEBJAN '--------....- ,,, --------- 13 10 20 -'-1 ."••"""'",""1"'\..J/""'tInUU::;:'AI'lLJ.::l 60 c f s n NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 513 2.STAGED CONSTRUCTION STAGE 1 D 3.PROJECTED ENERGV DEMANDS FOR 1996 s 4.E-VI FLOW REQUIREMENTS c 413 LEGEND h --NATURAL CONDITION a ---FLOWS FOR LICENSE r APPLICATION PROJECT 9 ----FLOWS FaA STAGED e 313 -~'\ CONSTRUCTION 1 \.STAGE 1,, I I I', 'I - - - - - - EXHIBIT 12 EXHIBIT 12 COMPARISONS OF SUSITNA RIVER STREAMFLOWS AT GOLD CREEK FOR NATURAL CONDITIONS FOR LICENSE APPLICATION PROJECT AND STAGED CONSTRUCTION CONCEPT FOR 2001 ENERGY DEMANDS (STAGE 1) a.97%exceedance level flows b.50%exceedance level flows c.6%exceedance level flows 1 ]I J j 1 ~m J J I .~I J THOUSANDS NOlES: LEGEND 6"EXCEEDENCE FLOWS 50"EXCEEDENCE FLOWS 97"EXCEEDENCE FLOWS 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 1 3.PROJECTED ENERGY DEMANDS FOR 2001 4.E-VI FLOW REQUIREMENTS "",,",'"Ill,,.. ,-",\,, I....~''"''.... I ...~'......,,'....._--", ',I ,'_,..--~,..-....'r-....-......----,.v---;.'....',. .-... '"---...''/-,.'-,...'I ....._ , , I/------..\~/,----:::...~/'----..":."l....,,, --.." 40 D j s c h 30 a r 9 e I 20 n c f s 10 o JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC Month ALASKA POWER AUTHOAITY SU5IJ""IMJI!QEUC'IIC I'ROJEC' IUIITHA RIVER ITREAIU'LOWI EXCEEDED ....10..AHD .,.. OF THILI TillE AT GOLD CREEK "e:.!.".:!':~I_--._--,-,-- • 1 ---1 1 ->-;)1 i J J j 1 J j ALAlIIlA POWER AUTHOflfTY _H'IDROEue'lIIC rwo~c, IUIITHA RIVER STREAMfLOW& EXCIEDEO 8710 OF THI!TillE AT GOLD CREEK ~:.:::-I- ----·....1-,-- LEGEND NATURAL CONDITION FLOWS FOR LICENSE APPLICATION PROJECT FLOWS FOR STAGED CONSTRUCTION STAGE 1 NOV DEC /'"~......,, /"..~ /"...~"',..,/*,,'....,,,,, " " ---jJ~llii~~!~~!~i~1E~~1111~---" , ,...... ....... Monlh \ \,,... --------..... JAN fEB MAR APR MAY JUN JUL AUG SEP OCT ------------~ -~~~~~~~~~~~~~~~~ffi-::::-:::~:~:-lllilliilii~NOTES: MAXIMUM FLOW=35,OOO cis 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 1 3.PROJECTED ENERGY DEMANDS FOR 2001 4.E-VI FLOW REQUIREMENTS o 5 10 15 20 THOUSANDS 25 n s c f a r 9 e s c h D J !J ]I 1 C --1 CC -1 1 I C]i 1 1 1 1 JAN ~EB MAR APR MAY JUN ALASKA POWER AUTHORITY SUSIfNA IMlROElfCIMC -a:C1 aUalTNA RIVER aTREAIiFLowa EXCEIDID aO$OF THI TillE AT GOLD CREEK ~:_·I--. -'.-"J--1-" LEGEND NATURAL CONDITION FLOWS FOR LICENSE APPLICATION PROJECT FLOWS FOR STAGED CONSTRUCTION STAGE 1 NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 1 3.PROJECTED ENERGY DEMANDS FOR 2001 4.E-VI FLOW REQUIREMENTS . ,, \, \ \ ,-/'... I ',/'........~,.,,',-~"......"----~,'"'\ I ', I I \"~,; AUG SEP OCT NOV DEC ,~- I I ...I I ... I I--_... MAXIMUM=35.000 cfs Monlh ~-\ I \ I \ I I I I I .....,_. I 'r ""I \ I I ..... I "...---- I I li;;I~~~~~S~~~l ,/ I I I ...... - --, '- ------~- ~ '--------,-----", \ \ \ \ \...5 o 10 15 20 25 THOUSANDS 30 c f s D n s c h a r 9 e i 1 1 THnll~lHJf)~I ",.,"'__ j -1 I ---1 1 1 ))I i I 1 H -I JAN FEB MAR D i s c h a r 9 e i n c f s 60 50 40 30 20 ------- 10 ...._-------- o -... --- APR MAY JUN JUL Month AUG SEP OCT NOV DEC NOTES: 1.HYDROLOGICAL DATA' FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 1 3.PROJECTED ENERGY DEMANDS FOR 2001 4.e-vi FLOW REQUIREMENTS LEGEND NATURAL CONDITION FLOWS 'FOR LICENSE APPLICATION PROJECT FLOWS FOR STAGED CONSTRUCTION STAGE 1 ALAIIKA POWER AUlHOAlTY IiIUllnNA H1'IJAl'lfUCllIIC ~~CI aualTMA RIVER STREAMfLOWS EXCEEDED .~O'THE TIMe AT GOLD CRellK ~~-·'I-.-.--1-1-- .-EXHIBIT 13 - b.50%exceedance level flows EXHIBIT 13 ,.97%~xceedance level flows 6%exceedance level flowsc. COMPARISONS OF SUSITNA RIVER STREAMFLOWS AT GOLD CREEK FOR NATURAL CONDITIONS FOR STAGED CONSTRUCTION CONCEPT FOR 2002 ENERGY DEMANDS (STAGE 2) ]~)]1 ---)---1 1 1 I i J 1 i 1 THOUSANDS NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 2 3.PROJECTED ENE~GY DEMANDS FOR 2002 4.E-VI FLOW REQUIREMENTS LEGEND 6%EXCEEDENCE FLOWS 50%EXCEEDENCE FLOWS 97%EXCEEDENCE FLOWS " ,...,......,.....I .. I ',' I ' I ',' I " . I ,, ,.,"" I \,\\,\,\,, -==,------------/......--------_.,--'\~...~....r---------../"'---~...-",...'._==:;_....~-_--'...-_J "..._..;:.---.....---,"------J -- 40 12) JAN FEB MAR APR MAY JUN JUL AUG SEP OCT MonLrl NOV DEC AlASKA POM,.AtmtORITy IlJ61lNA __lfCllIIC NO.JCl 8UIITNA RIVER 8TREAMFLOW8 EXCEEDED .".'0"AND 87" OF THE TIME AT GOLD CREEK -"·-1.-_..-..-- ~·"·I'"1--- 1 1 j 1 1 I 1 1 J J J 1 .i j JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC Month AlAIII(A POWER AUTHOfIITY __tn'DIlllflfCrNC PNJJEcr SUIITHA RIVER STREAMFLOW' EXCEIDED I'll.OF THE TIMI! AT GOLD CREEK ~.:!".z:el-. -......1-\-- NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 2 3.PROJECTED ENERGY DEMANDS FOR 2002 4.E-VI FLOW REQUIREMENTS 5.DEVIL CANYON DRAWDOWN Of 50 FEET LEGEND NA TURAL CONDITION FLOWS FOR LICENSE APPLICATION PROJECT FLOWS FOR STAGED CONSTRUCTION STAGE 2 ,.,.-- -~­..~-, ".-, I, I ,.....",. MAXIMUM fLOW=35.000 ets ----\, \---~ ---~-- - - - ----~.--~--_0:_-_-:-.._.-- ,, (3 5 10 15 20 THOUSANDS 25 s c f n D a r 9 e s c h )1 J 1 J-...~]]1 J 1 I I j 1 j J I I THOUSANDS SEP OCT NOV DEC MAXIMUM=35.000 cts AlAIIIlA POWER AuntORITY _lMlAOEUC'JlIC PIIO'-:C' aUalTHA R·IVE"a'fIlEAU,Lowa EXCEEDED 50'&01'THE TIUE AT GOLD CIlEEK ~I_. ---..--1....I-~ NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION" STAGE 2 3.PROJECTED ENER~Y DEMANDS FOR 2002 4.E-VI FLOW REQUIREMENTS 5.DEVIL CANYON ORA WDOWN OF 50 FEET LEGEND NATURAL CONDITION FLOWS FOR LICENSE APPLICATION PROJECT FLOWS FOR STAGED CONSTRUCTION STAGE 2 ..--...-----~ ", ---- AUG Monlh \, \.,--------~'-""::--;.-:..~~-.~~- JAN FEB MAR APR MAY JUN JUL o 5 10 15 20 25 30 n c f s e 9 a r s c h D j ----I J 1 1 J 1 )1 1 »1 NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 2 3.PROJECTED ENERGY DEMANDS FOR 2002 4.E-VI FLOW REQUIREMENTS 5.DEVIL CANYON DRAWDOWN OF 50 FEET LEGEND NATURAL CONDITION FLOWS FOR LICENSE APPLICATION PROJECT FLOWS FOR STAGED CONSTRUCTION ---~- ·;i:;::::;:;:':·:-'>·'· /~~,, I,' I I.-_/" I /,,, I ",I I : I I I : I I . I " / \ I I J ~.., ,I ________d '....I- - ---",,-:...I------"--~",,-_________I ..?-------" o 10 20 30 40 50 THOUSANDS 60 n s c f a r 9 e s c h D JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC Monlh AlAI!IKA POWER AUllIOfllTl' _...NYIlAOflEC'1IC .-o~C' aualTH"RIVER aTREAMFLOW. RXCREDED ."OF THE TIME AT GOLD ClIEl!K ~;..~I_. --....-.-.1 ....,-- EXHIBIT 14 EXHIBIT 14 COMPARISONS OF SUSITNA RIVER STREAMFLOWS AT GOLD CREEK FOR NATURAL CONDITIONS FOR STAGED CONSTRUCTION CONCEPT FOR 2007 ENERGY DEMANDS (STAGE 2) a.97%exceedance level flows· .b.50%exceedance level flows c.6%exceedance level flows 1 I 1 1 1 .~ THOUSANDS 40 LEGEND 6%EXCEEDENCE FLOWS 50%EXCEEDENCE FLOWS 97%EXCEEDENCE FLOWS NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950,..1983 2.STAGED CONSTRUCTION STAGE 2 3.PROJECTED ENERGY DEMANDS FOR 2007 4.E-VI FLOW REQUIREMENTS ,~~ I 'I ,-\ I ' I ' I ' I 'I I I I I I • I ":,...."\ I \ I \ I \\ ,..I \ ,'''________I ' -,=-----,---'-.---~''''=--~,'.---------_./'"~---_,__,I ,,-----'--.:-~--~-~--~~--..-\__---/__1 ,"--~-----------~-----\ ~ 5 10 15 25 20 30 35 s n c f 9 e D a r s c h o JAN FEB MAR APR MAY JUN JUL Monlhs AUG SEP OCT NOV DEC ALA.A POWER AUTHOflITY _tmJIOOEUCINC fMlJ(CI SUSITNA RIVER STREAMFLOWS EXCEEDED 1",10"AND 117" OF THE TIME AT GOLD CREEK -·-1-----._-,--,-~ J 1 1 1--I I -1 ]J i ]J J 1 ! ALAIIKA POWER AtJ1HORITY IiJSIlNA tfYIlllOfUCl1WC PWO.ECI aUIITNA IIIVIIl aTIlEAMFLOW' EXCEEDID 8'"0'THE TIllE AT aOLD CRIEK ~:~I- ----1-I-~ LEGEND NATURAL CONDITiON FLOWS FOR LICENSE APPLICA TION PROJECT (2002 ENERGY DEMANDS) FLOWS FOR STAGED CONSTRUCTiON (2007 ENERGY DEMANDS) NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 2 3.PROJECTED ENERGY DEMANDS FOR 2007 4.E-VI FLOW REQUIREMENTS ~.,..,..,...., #'#'......--.a.-., ~,...-..-I I I I ...."..~...~ Month MAXIMUM FLOW=35.000 cIs JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC _::-::=-==:-:::::-::::.~"'..,.,.;.~~:=-::.':.;:--/ o 5 10 15 20 THOUSANDS 25 s n c f a r 9 e s c h D J )]1 j 1 1 1 )J j ]1 I i ~I I JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 5 ALAlIKA POWER AUlttOAI1'Y _"'11l110EUCIRIC "'OJECf aUaIT"A RIveR aTREAMFLowa eXCEEDED aJ~OF TN.TIllE AT GOLD CREEK ~_-uII_-----,....1-- LEGEND NATURAL CONDITION FLOWS FOR LICENSE APPLICATION P.ROJECT (2020 ENERGY DEMANDS) FLOWS FOR STAGED CONSTRUCTION (2007 ENERGY DEMANDS) NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 2 3.PROJECTED ENERGY DEMANDS FOR 2007 4.E-VI FLOW REQUIREMENTS 4""~".......#~~41,," t.~\..~...,..,'"\ ",-_...,',\I \.. I I I I I Month" MAXIMUM FLOW=35.000 cIs ------........ ----------..----. o ----.._--...... 10 15 20 THOUSANDS 25 s c f 9 e i n a r D s c h ]J )1 j ;J 1 i J J ~ NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 2 3.PROJECTED ENERGY DEMANDS FOR 2007 4.E-VI FLOW REQUIREMENTS LEGEND NA TURAL CONDITION FLOWS FOR LICENSE APPLICATION PROJECT (2002 ENERGY DEMANDS) FLOWS FOR STAGED' CONSTRUCTION (2007 ENERGY DEMANDS) -~..,.. -', ~ ,~.'I .\ ,\ ,\-~"...~--...~----."...-- MAXIMUM=35,OOO cIs 13 5 -=~=---..~--- 113 15 213 25 THOUSANDS 313 s n c f a r 9 e D i s c h JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC Mont.h AlASKA POWER AUlHOflITY _HI'llftOfucrlllC ~c' .usnNA RIVER STREAIIFLOW& EXCEEDED 10"Of THE TillE AT GOLD CREEK ~.;..-!!-·I-. ---1-1-" 1 ]I 1 I ..-I J 1 J I ]1 J ALASlCA POWER AUTHORIlY IIlUSIINA tMlAOEl£ClNC l"lIO.ECI 'U.tTHA RIVER 8TREAMFLOW& EXCl!EDED 10 ..OF THi!TIM' AT GOLD CRIlEK ~;..°1.. --.~1'",-.. LEGEND NATURAL CONDITION FLOWS FOR LICENSE' APPLICATION PROJECT (2020 ENERGY DEMANDS) FLOWS FOR STAGED CONSTAUCTION (2007 ENERGY DEMANDS) NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION . STAGE 2 \! 3 •.PROJECTED ENEflGY . DEMANDS FOR 2007 4.E-VI FLOW REQUIREMENTS ............... "....,_.." "....... NOV DECSEPOCT MAXIMUM=35,OOO cfs Monlh ,-"•I • I - I I I I I I I I I I I I I I I I I I I'\.II.-..~I ,J ~... I I 'I "I I I ...........---..-....... ---------. JAN FEB MAR APR MAY JUN JUL AUG o 5 10 15 20 25 THOUSANDS 30 s c f n a r 9 e s c h D 1 --,J I 1 -I 1 J I -J 1 1 j i 1 THOUSANDS 60 50 D i s c h 40 a r 9 e 30 i n c 20 f s 10 -----------------------------....-- o JAN FEB MAR APR MAY JUN JUL AUG Monlh SEP -----.....---------.... OCT NOV DEC NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 2 . 3.PROJECTED ENERGY DEMANDS FOR 2007 4.E-VI FLOW REQUIREMENTS LEGEND NA TURAL CONDITION FLOWS FOR LICENSE APPLICATION PROJECT (2002 ENERGY DEMANDS) ----'-FLOWS FOR STAGED CONSTRUCTION (2007 ENERGY DEMANDS) AlASKA POWER AU1HORITY IiU!lIItM HrORDEUCn.::~JEC' IUIITHA RIVIII ITIIIAIl'LOWIi IXCIIOED .~OF TH'Till. AT GOLD ClunK...........-----;-1-1-- I -)1 J 1 1 -1 J 1 1 J 1 )i 1 ]1 ----------------------- ALA8I(A POWER AUTHORITY IUSllHA tMlROEue,RIC rt\OJEe, BUBITHA RIVER STREAIIFLOW. EXCEEDED ••OF THE TillE AT GOLD CREEK ~,:"....!..·I- --.---1-\-- LEGEND NATURAL CONDITION FLOWS FOR LICENSE APPLICATION PROJECT (2020 ENERGY DEMANDS) FLOWS FOR STAGED CONSTRUCTION (2007 ENERGY DEMANDS) NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 2 .. 3.PROJECTED ENERGY DEMANDS FOR 2007 4.E-VI FLOW REQUIREMENTS ----.... ------...... Mont.h ,, I "I, ,I \ "I Ir'i \ I I : I I I : I I I ~:Ifi',,, ~~-......I I~I -__< ,/,',,/-~~""'" ','~~------------- JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 10 o 20 40 30 50 THOUSANDS 60 s c f n a r 9 e D i s c h - - EXHIBIT 15 EXHIBIT 15 COMPARI SONS OF SUSITNA RIVER STREAMl?LOWS AT GOLD CREEK FOR NATURAL CONDITIONS FOR LICENSE APPLICATION PROJECT AND STAGED CONSTRUCTION CONCEPT FOR 2008 ENERGY DEMANDS (Stage 3) a.97%exceedance level flows b.50%exceedance level flows c.6%exceedance level flows I ])J OJ :1 ]1 1 ]1 J 1 1 1 1 1 NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 3 3.PROJECTED ENERGY DEMANDS FOR 2008 4.E-VI FLOW REQUIREMENTS LEGEND 6%EXCEEDENCE FLOWS 50%EXCEEDENCE FLOWS 97%EXCEEDENCE FLOWS J~ '..:'--":,,,,,,,,, ,,, II, I , ,\e...',I ,,I , I , I , I ,,,,,-----------~'-'-------.L~___I~-----,,,',r---"~/',"'---,'.......~::=-------"I~--"- '-' 5 c .....IilI...a •..-iiii·~ 10 15 20 35 25 30 THOUSANDS 40 s c f a r 9 e D i n s c h o JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC Mont.hs M.AllKA POWER AUJHORITY susrr ....IMlIIllIEUCfflOC I'lIOJECf SUSIINA RIVER STREAMFLOWS EXCEEDED '''.10''AND 87" OF THE TIME AT GOLD CREEK "e!:".:...._~~I_. ~._~-1-- 1 1 j 1 i -I ))I 1 1 1 ]1 ] JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC D s c h a r 9 e n c f s THOUSANDS 25 20 15 10 ----..._--- --------...." 5 o ~- ....._--..., ~~ ~------------...1 MAXIMUM FLOW=35.000 cfs I I ,.., I ~,.., I,:, ":, to ~., 'J Monlhs ,..-........, --~, NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983,, 2.STAGED CONSTRUCTION STAGE 3 3.PROJECTED ENERGY DEMANDS FOR 2008 4.E-VI FLOW REQUIREMENTS LEGEND NATURAL CONDITION· FLOWS FOR LICENSE APPLICA TION PROJECT (2002 ENERGY DEMANDS) FLOWS FOR LICENSE APPLICA TlON PROJECT (2008 ENERGY DEMANDS) AlAIKA POWER AUTHOAfTY ~H'fIl/lOELfCrRIC PIlO..Ect sUalTHA RIVER STREAM FLOWS EXCEIlDEDe'"OF THE TUIE AT GOLD CREEK ~_....!Z.II_ ..-...........1-1-00 j E ]I i J 1 I 1 J I 1 1 -»1 1 AUlII«A POWER AUlHOAITY _HmAO£'lC'1lIC ~CI 8U8lTNA RIVER 8TREAMFLOWS EXCEEDED 87'1 OF THE TIME AT GOLD CREEK .......:.~t~.---....--,....,-- LEGEND NATURAL CONDITION FLOWS FOR LICENSE APPLICATION PROJECT (2020 ENERGY DEMANDS) FLOWS FOR STAGED CONSTRUCTION (2008 ENERGY DEMANDS) NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 3 3.PROJECTED ENERGY DEMANDS FOR 2008 .........""""\.".-( I I : J I , : J \": I\~, \ Months MAXIMUM FLOW::35,OOO efs '"'----..-:::_-- --...::~.:::..:--I:·····..::·::·· JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC --..---.....----. ~, (3 5 10 15 20 THOUSANDS 25 s c f n 9 e a r s c h o --1 1 J )1 I J 1 I 1 )i I 1 i J 1 JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC Months AlAIIKA POwet AUlHORI1'Y lIUSdH4 HYtlROEllCQIC I'IIO.ECI .USITMA RIVEII .TREAUPLOWS EXCEEDED 50.0'THE TIIoI, AT GOLD CREEK ~----"I-----1---1-- LEGEND NA TURAL CONDITION FLOWS FOR LICENSE APPLICATION PROJECT (2002 ENERGY DEMANDS) FLOWS FOR STAGED CONSTRUCTION (2008 ENERGY DEMANDS) NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1960-1983 2.STAGED CONSTRUCTION STAGE 3 3.PROJECTED ENERGY DEMANDS FOR 2008 4.E-VI FLOW REQUIREMENTS _....... ----~----- MAXIMUM=35,000 ets ----- --'-5 (21 ..----.....--------- ----------- 10 15 25 20 THOUSANDS 30 s c f n a r 9 e s c h D I I ...~]'~~1 1 ]~~l 1 I ..·1 i -1 »I ) JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AlAIII(A POWER AU1HOAITY SlISItlMlf'ItlAOnlC'RIC l'ROJfCl 8U81TNA RIVER 8TREAMfLOW. EXCEEDED 110"Of THE TIME AT GOLD CReEK ~.:..-.::z:-I_. .-........,...,-- NOTES: 1.HYDROLOGiCAL OAT A FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 3 ; 3.PROJECTED ENERGY DEMANDS FOR 2008 4.E-VI FLOW REQUIREMENTS LEGEND NATURAL CONDITION FLOWS FOR LICENSE APPLICATION PROJECT (2020 ENERGY DEMANDS) FLOWS FOR STAGED CONSTRUCTION (2008 ENERGY DEMANDS) ~~ -~- -~,,/"....... ,,/ ----~/ MAXIMUM...35,OOO cIs Months I I I I I I I I I I I I I I I I I I ,""I/.______I ,\I /",,-f7:q7ir7T2trt'''%:;''tt~2..···1 ,, ........ --..--....... "'--- ---""'""-"----...., ....... ---------- o 5 10 15 25 20 THOUSANDS 30 s c f 9 e i n a r s c h D j J ]~]1 J I ~l -1 I J I -1 -1 )1 1 Monlh _..----....... D s c h a r 9 e n c f s THOUSANDS 60 50 40 30 213 113 ----------~~-~~~------------- o JAN FEB MAR APR MA Y JUN JUL AUG SEP OCT NOV DEC NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 3 3.PROJECTED ENERGY DEMANDS FOR 2008 4.E'-VI FLOW REQUIREMENTS LEGEND NATURAL CONDITION FLOWS FOR LICENSE APPLICATION PROJECT (2002 ENERGY DEMANDS) FLOWS FOR STAGED CONSTRUCTION (2008 ENERGY DEMANDS) ALASKA POW£A AUlHOflITY _~UCIIIIC PROJECI 8U81THA RIVER 8TREAMFLOW8 EXCEEDED ...OF THE TIME AT GOLD CREEK ~..:.......I--. ---...........1....1--- 1 ))J ""j ~l ~-)1 --]-)I 1 1 1 I ) JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ALAlSKA POWER AuntORITY _.-.oUC'1IIC PRO.Ect auaITNA RIVER ITREAMfLOW' EXCEEDED .~Of THE TIME AT GOLD CREEl( ~.!"-...'·I- ---1-I-~ LEGEND NATURAL CONDITION FLOWS FOR LICENSE APPLICATION PROJECT (2020 ENERGY DEMANDS) FLOWS FOR STAGED CONSTRUCTION (2008 ENERGY DEMANDS) NOTES; 1.HYDROLOGICAL OAT A FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 3 I 3.PROJECTED ENERGY DEMANDS FOR 2008 4.E-VI FLOW REQUIREMENTS ----' ....--_....---..--------'------- -------------,---- (2) 10 l'ion lhs 50 20 30 40 THOUSANDS 60 c f n s a r 9 e s c h D - EXHIBIT 16 EXHIBIT 16 COMPARISONS OF SUSITNA RIVER STREAMFLOWS AT GOLD CREEK FOR NATURAL CONDITIONS FOR LICENSE APPLICATION PROJECT AND STAGED CONSTRUCTION CONCEPT FOR 2020 ENERGY DEMANDS (STAGE 3) a.97%exceedance level flows b.50%exceedance level flows c.6%exceedance level flows )1 1 1 ~-~1 ......~]J J J J ·1 I 1 THOUSANDS 40 LEGEND 6%EXCEEDENCE FLOWS 50%EXCEEDENCE FLOWS 97%EXCEEDENCE FLOWS ---.'..-,---'------------_....,-----.-/---------._--_.-..-.--'---------'",_........-----'"\.{-'---'"I,,'_J --....------ D i s c 30h a r 9 e 20 I n c f s 10 -r------------'___~__ o JAN FEB r---.-,---I MAR APR MAY r I I JUN .JUL AUG Month J -~ SEP OCT NOV DEC AlASKA POWER AUTHOflffY susnHo\tl'fDRlJEl£C'1lIC PROJEC' aualTNA RIVER STREAMFLOW. EXCEEDED as,lo"AND .7" OF THE TIME AT GOLD CREEK ~;..·-"'=*I-................,-1-- I 1 ". 1 1 .1 -1 J 1 )J 1 1 ] JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC D -s c h a r 9 e n c f s Tunl Ie'A I\1t\C' I I IUU,JI"\I'tV...,) 25 20 15 10 5 (3 -.- MAXIMUM FLOW=35.000 cis r LINES ARE COINCIDENT FOR 5T AGED CONSTRUCTION AND LICENSE APPLICATION PROJECT ;"'....... "..'.. ( I " I, I I I Mont.h NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 3 3.PROJECTED ENERGY DEMANDS FOR 2020 E-VI LEGEND SIMULATED NATURAL-- TEMPERATURES SIMULATED TEMPERATURES LICENSE APPL/CA TlON - PROJECT SIMULATED TEMPERATURES STAGE 1 OF STAGED CONSTRUCTION ALAIIIlA POW£R AUTHOfITY susnHA If'ItlA(l£UCtlC l'ROJ(ct SUSITNA RIVER STREAMFLOWS EXCEEDED 871.OF THE Tlue AT GOLD CREEK ~~I_. --w..·....I-1-" ~1 1 ]-1 --1 c-1 J 1 -1 1 1 1 1 1 ALAllXA POWER AlITHORTY ...-....IMlAO(UCIMC MOJlCI IUIITNA RIVER STREAMFLOW. EXCEEDED 50"OF THE TIME AT GOLD CREEK -·-1.---------.......,...1-- LEGEND NATURAL CONDITION FLOWS FOR LICENSE APPLICATION PROJECT" FLOWS FOR STAGED CONSTRUCTION STAGE 3 NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTION STAGE 3 3.PROJECTED ENERGY DEMANDS FOR 2020 4.E-VI FLOW REQUIREMENTS //--........... ...~'".......;;;..,r SEP OCT NOV DEC MAXIMUM=35,OOO cIs Monlh '~~t "...~.,\ Y ~-----, ,:",f ........"-=:: -----................., '........."'--- JAN FEB o 5 10 15 20 25 THOUSANDS 30 c f s n 9 e a r I S c h D "----1 1 "1 ,'J 1 1 ]OJ 1 -j ]1 1 1 ALASKA POWER AuntORITY ilIlJSI1HA ~UCtlllC I'IlOJ£CI aUSITNA RIVER &TREAMFLOW& eXCEEDED .~OF THE TIMe AT BOLD CREEK ~.:----I_. -....---1-1-" LEGEND NATURAL CONDITION FLOWS FOR LICENSE APPLICATION PROJECT FLOWS FOR STAGED CONSTRUCTION STAGE 3 NOTES: 1.HYDROLOGICAL DATA FROM PERIOD 1950-1983 2.STAGED CONSTRUCTiON STAGE 3 3.PROJECTED ENERGY DEMANDS FOR 2020 4.E-VI FLOW REQUIREMENTS. -----,., JUL AUG SEP OCT NOV DEC Monlh --...---...---------.- JAN FEB o 10 20 40 50 30 TI-lnl I~ANf)C;,........."'_.,..-- 60 c f s n 9 e a r D s c h EXHIBIT 17 EXHIBIT 17 COMPARISONS OF SUSITNA RIVER STREAMFLOWS AT GOLD CREEK FOR NATURAL CONDITIONS, FOR THE LICENSE APPLICATION PROJECT AND FOR STAGED CONSTRUCTION FOR PROJECTED ENERGY DEMANDS FOR 2001 FOR HYDROLOGI CAL CONDITIONS FOR: a.1964 b.1967 c.1970 d.1981 e.1982 ---)-1 --I I I 1 J 1 1 I '.J 1 1 AlABKA POWEll AUTttOAlfY \II........-UCIMC PItOJlCI AVEIIAGE WIIKLY aUSITNA a,V.a FLOWS AT GOLD CIIIIK FOil 1116.HYDROLOGY fOil aOOl tNIUIGY O••ANDI STAGED CONSTRUCTION -,-1.-~------...-1-,-- ------J.--... NOV DECOCTSEPAUG Month ~.. ~,-~~~------"""-' FEB MAR APR MAY JUN JUL ~I I,,,,I~, \..I',..,..",,....'1\....,, :-'----...........---/,..,------~------------------',------- JAN o 10 20 30 c f s n THOUSANDS 80·~ LEGEND NATURAL CONDITION 70 J 1\,---LICENSE APPLICA nON PROJECT STAGED CONSTRUCTION D ..PROJECT 60 s c h 50 a r 9 e 40 1 1 ))~1 J J 1 1 1 THOUSt\NOS AlA.A POWER AUTHORITY ........HV/lIIOfUC.NC MOJfC' AVlIIAGE WEEKLY IUBITNA II ,V Ell FLOWI AT GOLD CIlEEIC "OR 1861 HYDROLOGY '011 1001 INI!f1GY DIlIUNDI ITAOIlD CON8TIIUCTIOH ~.:..~I-------......-......1...,--..- LEGEND NATURAL CONDITION 1 '·f, LICENSE APPLICATION PROJECT i ST AGED CONSTRUCTION PROJECT NOV ·DECOCT ~--,, ~,,-,--,....~-"".......\~.,..,...,.,.,...,"-, \'.--'".......I,~.."..._..""...........~ SEPAUGJUL Monlh JUN •",, :\'', I , I , I I'•" I I I II I I•I•I I~'• I j I:," ,/I,': I , I ..."",'I,~,, :,-#'I ~'A ,-..,/,.~./../" '.I''-- /',, ~ ~ ~,, 'I MAYAPRMARFEB ......"---, -,,=-::.:::1:"-----..",:---_ ~,-\ '-....._---..-- JAN o 10 40 20 30 50 c f s n 9 e D a r s c h r -~l 1 ])1 i Cl 1 j I 'I --1 1 D s c h a r 9 e THOUSANDS 30 25 20 15 LEGEND NATURAL CONDITION LICENSE APPLICATION PROJECT ST AGED CONSTRUCTION PROJECT AU.A POWER MIIHOAlTY lIlJIIII-tml"OUfC'1IIC I'llO-EC' AVEIIAGE WEEKLY .USlTNA IIIVllI 'LOWE AT GOLD CIIIIK FOil 11110 HYDIIOLOGY FOil :1001 INIIIGY D.IIAND. aUGED CONlTltl'CTION ~.:...~·I---"11-'''',-- DECNOV '..I , ~..-f"'" _,"""I ........ I, .....'.... •'\0 .,.".,...-..... OCTSEPAUGJUL Mon~h JUN '" '" MAR APR MAYFEB ~\", \I ,,,I",I,I ,,'",\ I ~-~"\ ", ,..f\" , I \ ,I,,'-'....j '--'--....---......-""'\II JI M:":--------,.,- .............." -----------..~-.....-.....I....."'~.._,;,'....-, JAN 5 13 1ra s c f n J 1 1 ]1 -~-i 1 RJSIIIj4 H'ImOIUCIOIlC ~~Cl AV'U ali WiiiTi"'iU.,Ti....AiiilII fLOW'AT GOLD ClinIC !"f)R UI1 "YOROLOQ~ fOR 20':'t ElIElley D;;;o',,.fH ,,'AOf.lI Cl.,IU1'II.ICI.iJ'; ~?i-I~~~--'-'--i~----~~-'- r----'--.....AUtlKA POWER ~lmtOflTY DECNOV ,--~...... ,f .... \./''"~\~'--"\..J.,.-,~...,~.,..,.", ,," ,,- SI:~P DC T --------I LEGEND NA"WRJ..L CONDITION LICENSe APPLIOA nON, PROJECT ST AGED CONiSTRUCTION PROJECT 1--- I I ~AY JUN J~L AUG Monlh .. I I•I I•I '\. I ., 1 J'I • • I 1 : I I , I : I I I : I I I : I I 1 : I I I,......J I ..I I .. I I I I I ~I,,~/--.....,,'*',I ~I -,),~".',~-/;"......../......I ....'...-----', ~~'--......"..-- ~~, ~..., -------,.. ,, "--r ~"'1 FFS,M.I\R APr~ o 10 20 ---------~ 40 30 THOUSAI\;DS 50 c f s n D a r 9 e s c h 1 I -~----1 1 1 I '~~--1 1 1 !1 20 LEGEND NATURAL CONDITION LICENSE APPllCAliON PROJECT STAGED CONSTRUCTION PROJECT ",,", J'-" ./..'"/'\,,,"'\, ./', 'I.'I..~:..J r -,, ,,,, , I '_""",,---"V,,,~-~-~I I I/'-':"'......,\I ,'/\, ,I:'.---',,;'I. I:v "'..I I I I I I I I I,, I, ,, \ \-_.........---- \ ..,,,.. -----~..~ ''-........ --------...-- 5 10 15 25 THOUSAND5 30 a r c f s 9 e n D s c h Month o JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC AlAllKA POWER AUtHOIlITY IlJIlRNA IIVPIllOIUC"'O:...a.CI AVUAGE WEEKLY 'UIITNA IIIVIII FLOW'AT GOLD CIlEEK FOR 1882 HYDROLOGY fOR 2001 ENERGY DEMAND' 'UQED CONITRIICTION ~..:..Mt2:I1I___ ~·~l"",-- EXHIBIT 18 EXHIBIT 18 COMPARISONS OF SUSITNA RIVER STREAMFLOWS AT GOLD CREEK FOR NATURAL CONDITIONS t FOR THE LICENSE APPLICATION PROJECI AND FOR STAGED CONSTRUCTION FOR .PROJECTED ENERGY DEMANDS FOR 2002 FOR HYDROLOGICAL CONDITIONS FOR: a.1964 b.1967 c.1970 d.1981 e.1982 1 1 ]~l 1 --1 1 i -I D s c h a r 9 e i n c f s THOUSANDS 80 70 60 50 40 30 20 t 0 -:~::.::~""-----............_.r,r~-_-=-_-~ J I , I, J ',' I ",,,,\1,/,,,~," 1,1 ...:.",..,..J ..-=.:-.....::...---.::....---.=..---.=.------I lEGEND NATURAL CONDITION liCENSE APPLICATION PROJECT ST AGED CONSTRUCTION PROJECT o JAN FEB MAR APR MAY JUN JUL Mont.h AUG SEP OCT NOV DEC ALA.A POWER AlIlltORlTY am",HmIIllflfC'1OIC .-J.ECl AVEIlAGE WEEKLY .UIITNA R,V.R fLOWI AT GOLD CRUK FOR 1814 HYDROLOGY 'Oft 1002 ENIIlGV DEMANDI .TAOiD CON'TIlUCT'ON ~.:.!'..!!III- -.·-1....,...... ")1 -))1 1 THOUSANDS ------, --~-~~~~'~,~~~,~~~ Monl:.h AL.......POWER AU1HOAITY IIJliI1IM tMIIIO(lfcrMC "'OJfcr AVERAGE WEEKLY .UIITN...RIVEII FLowa AT GOLD CIlEEK FOR 111117 HYDROLOGY FOR 1002 ENERGY DEU"'ND' aUGED CON.TRUCTION ~.:..=....::tJ_ -'·-"1'"I-~ LEGEND NATURAL CONDITION LICENSE APPLICATION PROJECT ST AGED CONSTRUCTION PROJECT DECNOV -_....-~_..--,--......--........-...._- OCTSEP ,,, AUGJULJUNMAYAPRFEBMARJAN o 10 20 40 30 50 c,.. T S n 9 e a r s c h D C]-1 ----1 C-~~I I )1 --------- THOUSANDS 30 LEGEND NATURAL CONDITION LICENSE APPLICATION PROJECT ST AGED CONSTRUCTION PROJECT .--'".......----- ...-----......... -",,,, ", I I I I I I I I I I I I I I, I I I I I I I ;,',,__'I~'------ --------------------------5 15 10 213 25 c f n s 9 e a r D s c h 2 JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC Monlh ALA.A POWER AU1HORITY SI.JSII,,"lI'/PIOfl£CIIOC JoIlOJfCI AVIIIAGE WIElCLY IUIIT""IlIVIII FI.OWI AT GOI.D CItEEK FOR 1870 HYDROLOGY FOil 2002 ENEIIOY DIMAND. ITAOED CONITRUCTlON -"--1-_.._---:......·....t-I-~ -]J 1 ]--I 1 1 J 1 1 1 AlAlIKA POWER AUTHOfllTY __""IMlflOfllCl1IIC PRoJECI AVEIlAOE WEEKLY 'U'ITNA Il,VEII fLOW'AT OOLD CIIIIK FOR 1811 HYDROLOGY '011 1002 ENEIIOY DEIUND, 'TAOED CON,TIIUCTION_._t,---_.-.....,-,--- LEGEND NATURAL CONDITION LICENSE APPLICATION PROJECT ST AGED CONSTRUCTION PROJECT DECNOVOCTSEP /~I, I,,\~ i~ , I ~\., ~\ I , ~\ I I ~\,, ~\ I , I \, \, .\ Monlh JUN JUL,AUG , 1 •,',:,. 1 : •• I •.. I I I : I I I :,. I :••/: ,I, 1 :, 'I :••I :.' ,,__~,-.--l-: _....,...,7 ",-' FEB MAR APR ,MAYJAN 10 o ------~,------------------- --------...--------""- 20 40 30 THOUSANDS 50 s c f n 9 e D q r s c h 1 1 )---]~----1 )J 1 --1 1 1 LEGEND NATURAL CONDITION LICENSE APPLICATION PROJECT STAGED CONSTRUCTION PROJECT ......-~_.-.-'"..."", ~-­-'----' \ I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I"__.,,.-.----.J.---. I', I ,--' ,/ I I / ......._---............_--------~-~------ ------------ 5 10 15 25 20 THOUSANDS 30 s c f n D a r 9 e s ·c h f'-1onth (2) JAN FEB MAR APR ,MAY JUN JUL AUG SEP OCT NOV DEC ALA8ICA POWER AUntOfIITY SU6It"'lMllIOftECIM:PIIO.liCI AVEllAGE WEEKLY SUalTNA IIIVEII fLOWS AT GOLD CIIEEK FOR 11182 HYDROLOGY fOil 2002 ENEIIGY DEliA NOS STAGeD CONITIIUCTION ~.:!I....!!·I_.----..--1-.,-- - .- I - EXHIBIT 19 I I I, z 0 ~.-a:e>w )-z-lc.oa:Wcn Uenw-:: uo::><ra:w LL wO->-0Ct:oz::Ja: 0)0· .-J~ 0::-lJ. W-o0, I-wOICIt:)(\II F-3~cr 002: CI cr: Z 1-, cr'cr 3: l- i!"""cr ~ .- o LJ)a "" 8 0 0 0 0 o ~~~~ N - - - -(~~)NDll~A313 3J~~~nS ~31~H o LJ) ['- 1J) CD >- I--a: 0 ::J: I- 0 ~ CD < a::w:: 0a.. LJ)<l'~ (JJ < -l < 0 [' LJ) lD wa:: ~ I- Z W >a I-(J)Z-0., < Z I- lJ)-LI)en ~ (JJ 0 0en <a CD IJ)W I < N a:: < ::I: ----]1 -1 70 -1 1 -1 ]0--]] 2050 -2000 t-u... z ~1950 r-cr> W ...J w1900 wucru.. rt:ffi 1850 n::: Wr-<I- 3:1800 1750 WRTANA WATER SURFRCE ELEVATION MONTHLY SUMMARY STRGE I.LORD YE~R .1996 WHTANA 2000 FT.NO OEVIL CANYON 1'"'---.--' ----._......-................--------.....--............---..---,----...-..--------- 1----.-...- .....-.............~- L EGENI MAX-------- AVO HI N-...--.--. ~RN FEB ~AR APR HAY JUN JUL RUG SEP OCT NOV DEC HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY )j J }I I 1 I 1 1 ]]1 50000 40000 -(J) u.u- 330000o -J ~- 0::-020000>n:w lJ) w 0:: 10000 o WATRNA RESERVOIR INFLOW STAGE 1,LOAD YEAR 1996 WATANA 2000 FT;NO DEVIL CANYON I MAX ---O=SS1S3 .0 CFS '-.l \J \~\"'.i \tJ l"\\,j lJ\J~-\.I \J \"\,J \.,j~'"'"..1 50 55 60 65 70 75 80 85 HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY - 0 0 0 0 0 0 0 00000 0 0 0 0 "lit m N - r tS.:JJ)MOl.::tlna ~lD"~3S3C:1 I Ul Ul lJ) tD wa:::» I-z W o > tD I- Z-o.., <Z I--en ::) .en o (,) en<mw I < Na:< ::E: 1J)co >-...-a: 0 ::E:... 0 ::» OJ < a:w ~ 0 £L 1J)<('~en < ..J < 0 (' a Ul o I i -= • r ~2:0 Cl.---l >. lL..2' (D a:t-C'l L./ ~~::JIJ) 0--1-.e:::~, ~cr C!Lr..l .....WCl>-o Cl """>~2:\ 0::0 ., W-l ...· (J).'u.. W-CI0::elweIcr~~1 Zt-a: ~(fJ 2'CI a: f-...' cr CI: !"""3:3: I""'" I EXHIBIT 20 LJ') r-r...,..-r-~--'-""'-""""'-""-T-"""'l"""""'I"-....-r--~--,..-.--r--r--r-t-~-r-t....,.-r-'t-CD zo o U1a ('oJ a d a a aoU1a~aam~m ~ N ----(l~)N011~~313 3J~~~ns ~31~M ." o [" IJ) <.0 ato lJ) LO a lJ) a lJ) r--- >t--a:o J: t- :::) < a:w 3=oa. < ~ '"« .J« wa: :::) t- Z W> t- Z-o.., «z t:rn :::) rn o (,) '"«mw I« Na:« J: I -I )--J I )! WRTRNR WRTER SURFRCE ELEVRTION MONTHLY SUMMRRY 5TRGE I.LOAD YEAR 2001 ,WATANR 2000 FT.NO OEVIL CANYON 2050 ii'iii iii Ii'i ;:2000 1 I I I I It·-'1 F=i ~---~f LL ~._- r----r -----I'--_... ~ r---z ....,I I I I I I r---p'------1 I ~~195'1 -I _ t-er> lj I I I I I I Iw19001-----1 I I I I wua: ~In::------._---I~1850 L EGENl MAX-------- n::RVOw t-MIN-------_.-I IcrI::I 1800 1750 I I I I I I I I I I I I I JAN FEB MAR APR MAY JUN JUL RUG SEP OCT NOV DEC HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY 1 j 1 1 )j J B .--1 ~l 1 J 1 1 1 I WRTRNR RESERVOIR INFLOW STRGE It LOAD YEAR 2001 WATANA 2000 FT.NO DEVIL CANYON 50000 40000 ~ ill 11. U ~!.30000o ..J 1J.. Z- 0::-020000>0:: W (J) 4Jrr 10000 o I MAX Q=SG763.0 C ~S - -_.. .. - 1 \\l \l \\.\l '""\"\,,\~11 l,\\\.'"l \\.\.l.""'"'", 50 55 60 65 70 75 80 85 HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY Lf) CD >I- a:: 0 J: I- 0 ::J CD < a::w 3: 0a. Ln <r--~ (J) <..J< 0r-- - ~ I I .-, 0 0 a .0 0 0 a 0 0 0 0 0 0 0 0 0 ~m N -(S.:IJl MOl,;jlna C110ACl3S3~ r- lJ) <.D o to tJ) lJ) o tJ) o wa:: ::J I- Z W :>...z o '-) <z...-UJ :::) UJ oo (J) < CD W I< Na:< J: EXHIBIT 21 - LJ) ,....,.~..,....,....,.._.......~_-r--.......,-,.-r-.,....,..ID ---g wce::> I-zw :> I-z-o ~ < Z I--CJ) ::> CJ) ooen <mw I< Nce<::r::: > I- a::o ::r::: I- :) < a:w 3=o Q, <C ~ (JJ < ..J < lJ) (.Q o (.!) - o In o U1 [' Q lJ)a C\J - a LJ) z Z ~o a ......3 1-.a:cr ~' >--WN~--Iou.WONUJ . Wo=~Ua:- ([~zLL0'· ~~~....Joa lJ)..J W ....../"V •..J &..L._- LLJ->+_w-crt5° 3 CI -r-~ aCf.lu.z a CI 8 I-N CI cr ~z C! ~ C! 3: .- j j ,I 1 j I J -I i 1 J ---- --_-1---- WATRNA WRTERSURFACE ELEVATIONMONTHLYSUMMARY STAGE )[.LOAD YEAR 2002 WRTANR 2000 FT.DEV i L CRNYON i 455 FT.(ORAWOOWN 50') 2050 , ,iii iii ,•i •• -2000 i r I I I I t i-;n -Itt.- -:1 tl- lL..- ~1950 1=---j I I It---i I I r..-.-l l l t- IT:> d -I I r--l I I I I I I I I I 1900 . wu ([ u..n:::__• _ ::J 1850 L ~GEN[ If)MAX-------- n:::AVO~MIN----.-_.--I IcrI31800 1750 I I I I I . I I I I I I I I JAN FEB MAR APR MAY JUN ..JUL AUG SEP OCT NOV DEC HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY -1 J 1 -----1 1--1 J I E J WATRNA RESERVOIR INFLOW STAGE 1[.LOAD YEAR 2002 WATANA 2000 FT.DEVIL CANYON 1455 FT.(ORAWDOWN 50') I MAX 0:66753.0 CfS - •\\'"\.\,\.\,\,~•10 \,\'"'.......\,\'"'"...'"'\,"\ 50000 40000 -Ul U. U 3:30000o ..J LL Z....... 0::.......020000 > Ct W Ul W ~ 10000 o 50 55 60 65 70 75 80 85 HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY ~.........--P"""" -,.... _I""" ~ -- _I'""..--.-- I -r--I --- ----r--_.... ~- - ....-- .-.. r- I ...., oaa Q "'I:f aooom lS:JJl oaoo N M01.:!lno aaaa-~lO"~3S3~ o I.f)co >-t--a: 0x t- o ~ OJ < lr W 3= 0a. lJ)< C"~ (/J <..J< ar-- U1 UJ wa: ~ t- Z W :> 0 t-lD Z 0 ~ <z U1 t--U1 rn ::Jrn 0 0rn a < a1LIlW I< Ncc<:r: ~~-~-----------------------~-~-~--- ]]1 J 1 "I i ]J J DEVIL CANYON WATER SURFRCE ELEVATION STAGE II.·LOAD YEAR 2002 WATANA.2000 FT.DEV I L.CANYON 1455 FT.(ORAWDOWN 50') 1500 --I- La..1450 ~ zo-t-cr > W -J w1400 wua LLcr ::::J OJ cr ~1350cr:z I I ,.•1 U I I I I I I ,I r - 1300 , 50 55 60 65 70 75 80 85 HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY J .c.J -]I i ]!1 I i 1 1 i J 1 1 DEVIL CRNYON WRTER SURFRCE ELEVATION MONTHLY SUMMARY STAGE Jl,LOAD YEAR 2002 WATANA 2000 FT.OEV I L.CANYON 1455 FT.(ORAWOOWN 50') 1500 • ,i ,,iii i •i ,• ~1475 I I I I I I I t I I I I I ru.. ~ ~1450 ~I Iffn ....f ~--1----1·-~-t-.-r=-=-=-I---~t l t-o:>w --'I tit I IUJ1425•I I •I I I W Ua: ~I~I~1400 HAX~~GE-~P-__ ~AVO~MIN--_.--_.--.JrrII:z 1375 1350 I I I I I I I I I I I I I JRN FEB MAR RPR MRY JUN ..JUL AUG SEP OCT NOV DEC HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY --J]J l J J 'i )-1 l J J ] 40000 _30000 U) u.u- 3a --I LL ~20000 0::.......o :> 0:: W (J) w 0::10000 o DEVIL CRNYON RESERVOIR INFLOW STAGE II.LOAD YERR 2002 WATANA 2000 FT.DEVIL CANYON 1455 FT.(ORAWDOWN 50') -._-,.---- •'t M II 11 11 Ii l l Il il 11 l •I IL Il II ~f\~\r ~f.I~j II \i'\j ,,\'\\, ~i1 I' N. 50 55 60 65 70 75 80 85 HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY J j j B ]J l J .-]B l• 40000 0030000 lL LJ ....- 3a --J lJ.r 520000 Ct:-o>n::w (J) w 0::10000 DEVIL CANYON RESERVOIR OUTFLOW STAGE II.LOAD YEAR 2002 WHTANR 2000 FT.OEV I L.CRNYON 145~FT.(ORAWDOWN 50') '.I.II 11 IL Ii l Ia.11 It ~Il ia ~l.I.I.l 1\~l f W l~VL rl W~r w ~.~I~Il \.I~~11 ~~~~N ~1 I'1 ~". o 50 55 60 65 70 75 80 85 HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY -EXHIBIT 22 1 1 !-I 1 1 ]J 1 1 ]1 j WRTRNR WRTER SURFRCE ELEVRTION STAGE I I,'LOAD YERR 2007 WATANA 2000 FT,DEVIL CANYON 1455 FT. 2050 • • , • , • • • 2000 I H ft " "hi ii Ii Ii ••AI I'Ii Ie i',.1 it "It it I.',i.n til Ii •ii •'il i."h h I ~ t- lL...... a1950 I I I I ,I I I , I I I •I I I I I ,I I ••I if'f •f I I I I I , I I I I Y I ,I I I ,J I , I I I I , I I I I I I I ,.I I I ,I I-t-cr :> W Ld 1900 III " "II II III II II II II III II II II II III II II ""II "II II "III II II II II III II "II I Wu·er U-"I "I I'"l~1850 ~,t I"-1 I It I I q "'1]"I a::w t-a :l I I I I1BOOIIII 1750 I I I I I I I I ". 50 55 60 65 70 75 80 85 HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY )1 -J 1 I ]j -J 1 i ]J j WATRNA WATER SURFACE ELEVATION MONTHLY S·UMMRRY STAGE II,LORD YERR 2007 WATANA 2000 FT,DEVIL CANYON 1455 FT. 2050 'i iii i ,,ii',i • 1---- --2000 i I I tit I I Ir.- LL.......--..- 1----- ..--- ~1950 1·-.j I --i I L I -{I I I------I t~ ([ >I 1---- ~1900i I----T--l I I I I I I I I I wua: ~3 0::rL Iffi1850L;=GENI MAX--------~AVG~MIN--_.-_..---~I::z 1800 1750 I I I I I I I I I I I I I JAN FEB MAR RPR MRV JUN JUL RUG SEP OCT NOV DEC HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY .I I f r I !, !...... ![J ... 'J' I ~ I "7 J c..o I [;::I-1.1. U 0 :::>. en Ul -C""f ffi I .J \I-a-)('-/~J" I .... i"" ~ .I ~ 17 ~ '7, ~ [;I '7 .-. ..... ooao U') oooa ~ ooaam IS=fJl MOi.:lNI aaaa (\J etla"~393~ 8aa- a U1 CD >- ~-a: 0:c I- 0 ~ CD <C a:w 3= 0 ~ U1 <CC':::&::: <n c( ..J c( a (' Ul c.D wa: ~ ~z w :>a ~to Z 0.., <C Z IJ)~-lJ')(/) ~ (/) 0 0 <n 0 <C LJ)OJ W I <C N a:: <C:c -J 1 C •.<j ]1 1 i ],.J J ]J I ..l J B B WRTRNR RESERVOIR OUTFLOW STAGE II.LOAD YERR 2007 WRTANA 2000 FT.DEV1L CANYON 1455 FT. !. 40000 ,..30000wu.u..- 3:o -.J ll- 520000o cr..... o :> n:::w U) W tr 10000 -_..- -- .- r-- - ~~~.~,~~I ~~I ~~.~~~.~h h ~~1.11~~,~~.~1 ~I ~i ~~~~, ,,.,11 1 , 11 •1 Il 1 1 I V I"~1 11 1 1 1 1 o I 50 55 60 65 70 75 80 85 HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITV '1 ]'I !'I j I 1 J 1 1 J i DEVIL CRNYON WRTER SURFACE ELEVRTION STRGE II.LORD YERR 2007 WATANA 2000 FT.DEVIL CANYON 1455 FT. 1500 --t- lJ.1450- zo-l-cr:::- W ...J w1400 wu CI ~ :.l U) cr: ~1350a :t • ..I "I I •.• I I •,I I I I I I , 13('') I 50 55 60 65 70 75 80 85 HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY )I !!I I 1 1 I 1 i DEVIL CRNYON WATER SURFRCE ELEVATION MONTHLY SUMMARY STAGE II.LOAD YERR 2007 WATANA 2000 FT.DEVIL CANYON 1455 FT. 1500 -1475..-u..- z ~1450 I- 0:> W ...J w1425 wu (I LL 0:: ~1400 a:::w..- CI :z 1375 1350 ..-...-.------.....- ............ ........ ...-....-.....-- ......................-......-..- L~GEN[ MAX-----.-. AVO HI N-..-...-........... JRN FEB MAR RPR:MRY JUN JUL RUG SEP OCT NOV DEC HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITV j »J '1 ,'1 1 J .1 J I 1 J 40000 _30000 UJ LL U- :{o -J LL ~20000 a::-o >cr:w (J) w 0::10000 DEVIL CANYON RESERVOIR INFLOW STAGE II.LOAD YEAR 2007 WRTANA 2000 FT.DEVIL CRNYON 1455 FT. -f-- ,I .~1 J ~~~~~It Ii ~~l l ~l •~I ~,"\1 ~n II ~,'~\."'II \I [1 ,''I 11 1 1 ' I o I 50 55 60 65 70 75 80 85 HARZA-EBASCO SUSITNA JOINT VENTURE .ALASKA POWER AUTHORITY j 11 1 1 "1 J J 1 )J I I 40000 ,~30000 In LL U ~ 3:o_J lL S20000o n:...... o >n:w LJ) W 0::10000 DEVIL CRNYON RESERVOIR OUTFLOW STAGE II,LOAD YERR 2007 WATANA 2000 FT,"DEVIL CANYON 1455 FT. . ~~~~~~~I~~~~~~~~h~h ~~~ '" ~~~~~~,,,,\ o I 50 55 60 65 70 75 80 85 HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY EXHIBIT 23 ]J ]-1 --])J i J 1 .~.'J J J ]1 1 1 j WRTRNR WRTER SURFRCE ELEVRTION STAGE III.LOAD YERR 2008 WATANA 2185 FT.DEVIL CRNYON 1455 FT. 2200 , • ,iii •i ~2 1 50 I'I I l'I'11 II 1I II "I'I I """II I I ""II I III "I 11 "I I I I II II "I'II "'I II I za .- '."1 --1II'I I 111111 I III..I I 'I"I II t-a> ~I I I .,11 I I Iw2100I wuau.. 0:::::> If) r:r:I I I I~2050 I I I I cr :::l 2000 I I I I !I I I 50 55 60 65 70 75 80 85 HARZA-EBASCO SUSITNA J'OINT VENTURE ALASKA POWER A UTHORITV 1 J J ]J I J 1 ]1 1 B WRTRNR"WATER SURFRCE ELEVRTION MONTHLY SUMMRRY STRGE III.LOAD YEAR 2008 WATANA 2185 FT.DEVIL CRNYON 1455 FT. 2200 i i j iii iii ii'i 1---- t----=-:.:t - -=1-- ---- I 1 _ I 1-----1---- - 2 150 I I I I I I I I r-----I I I I t- IL..... z I I I I I I I I02100I1......1 I I-l-cr> ~I I I I I I Iw2050I I I I I I wucr ~.~I :J 2000 L ~GEN[ (f)MRX _ ~AVO~MIN--.•--_.-• •IT I::z:1950 1 1900 .,I I I I I I I I I I I I JAN FEB MAR RPR MAY JUN JUL RUG SEP OCT NOV DEC HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY I 1 ]-~I 1 1 J C i -···1 »} 50000 40000 -ill LLu ~30000 D_J LL Z....... £r..... 020000 ::> 0:: W (J) Wcr 10000 o WRTRNA R~SERVOIR INFLOW STRGE III I LORD YERR 2008 WRTANA 2185 FT.DEVIL CANYON 1455 FT. I l-.MAxtci~GS753~O CFS , "\\"\,\.~11 ."\"\.i ~\.\.....\"...."'\".,, 50 55 60 65 70 75 80 85 HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY I .~~!._]I ]1 j ~J ..J I 1 » WRTRNR RESERVOIR OUTFLOW STAGE III.LOAD YEAR 2008 WATRNR 2185 FT.DEVIL CRNYON 1455 FT. 40000 U;30000 LL U- ~o ~ l1.. t- 620000 (t:...... o>~w U) w ~10000 ... -- - 1 I II I &II 1&I I I I 1 I I t I , '1 '\1\\'\11 '1 \i\1\\\r,'\'\1\\\:1 ','\\1 '\\ \• o 50 55 60 65 70 75 80 85 HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY J J ]-1 1 1 1 i 1 ]J DEV'IL CRNYON WATER SURFACE ELEVATION STAGE Ill.LOAD YEAR 2008 WATANR 2185 FT.OEV1L CRNYON 1455 FT. 1500 ...... t- l1..1450 ~ zo >-' t-a>w ..J w1400 wua ~ :J (J) 0: ~1350 ([ ::::t ~,..I U I ,U •r-I I , I ,1 I J I I ..._- 1300 50 55 60 65 70 75 80 85 HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY i )--j E .-1 )I j 1 DEVIL CRNYON WRTER SURFACE ELEVATION MONTHLY SUMMRRY STRGEIII.LORD YERR 2008 WATANA 2185 FT.DEVIL CRNYON 1455 FT. 1500 ....1475 t- ll.... z °1450-l-cr> W --J w1425 wu ([ lL 0:: ~140D 0::w l-et :z 1375 1350 . -----_.---1--- .--......-..... ........-- -..--.. ..........--.....-.... L ~GEN[ MAX------_. AVO MI N-........--...- JAN FEB MAR RPR MAY JUN .JUL AUG SEP OCT NOV DEC HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY -. I .....-l:~-~ 4011111!f-oo- ~---- """'"---- .......P"'" I .-~ I -:C...:;:po- 3 .... .....~ .-F""""" t --t.~ ~ .::::- """""- .......~> .--'I ~~r . -:-..- -""""-~ -~ ~ ~ ~-;;;;.--:;:::::- .....c -~ - """:ta \- --l u....... LL Ln Z OJ~ ""-0-a 0:::N Z0-CY>acrz>WCIo:::>-u w O--l (J)cr -0>W .-J u.J 0::0.-.z ......\- o-u.. >-W LJ).-z t:)CDa:a:-t-NUUJ II ~Zcr.....I-- >CI W 3: 0 . aaao "It o 8am lS=lJJ oaaa N MO'l.:fNI ooao-~IaA~3S3~ o LJ)co > !::a: 0 :I: I- 0 :J CD < a:w ~ 0a. LJ)<C'~ 0<.J < 0 C' UJto' wa: :J I- Z W 0 > to·I- Z-·0 '-J < Z If)!::U'l 0 :J 0 0 0 0 a <- lJ)mw I<Na: < :I: 1 J ].~]J I 11 40000 U;30000 l.L U ~ 3:o ...J l.L t- 520000 fY......o>n::w tJ) lJ..l cr 10000 DEVIL CRNYON RESERVOIR OUTFLOW STRGE III.LORD YEAR 2008 WATRNA 2185 FT.DEVIL CRNYON 1455 FT. -- --0-. l.~l I~it 1 ~1 ~l ~1 II l 11 1 !1 ~~l 1 ~I(l l l •I'll ~'~V ~~~\iV ~\'~\~\~~~MY \~V 'U~~~.~V II o 50 55 60 65 70 75 80 85 HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY - EXHIBIT 24 J )i ~1 J !])1 ]B 1 I WRTRNR WRTER SURFRCE ELEVRTION STRGE Ifl.LORD YERR 2020 WRTANR 2185 FT.·DEV I L CRNYON 1455 FT. 2200 , ,iii •,i 1- u_2 150 I II I'I''I ""I I I I II "I'" I I I I f I f I f I f I I I I Ii 'I"I'II I I II I I "'I I , I 1 II I 1 zo +---I-tIl--Il--4---u----lI-HI-....--4.---- ------If-+--------t f-----.--.- H-H--l+"II H I II II II I III I H-H-H II III I~-H-++-f-I--H II II U-H--t+-H-H II III--H-H"-H-- I I I ......---._.--1 I I I I I I I I -1------- II •I . I II I R ,I-H-I--I I •11-...1--1-IU -II---I---+---+I--.--f--...---------...._--.---- ~­a> ~2100 1\1 ""II \111I II "II "HI U \I "11111 II "\I 1111 \I " "11111 " ""ifill II ""I W U CI LLcr :J {f) 0::I I I IW2050I1I1t-a :! 2000 ,I •••I I I 50 55 60 65 70 75 80 85 HARZA-EBASCO SllSITNA JOINT VENTURE ALASKA POWER AUTHORITY i ]1 !-J ]J J -i ]..)1 ]]] WRTRNR WRTER SURFRCE ELEVRTION MONTHLY SUMMRRY STRGE III.LOAD YEAR 2020 WATANA 2185 FT,DEVIL CRNYON 1455 FT. 2200 ' , • ,i !iii iii , ~__.t-._-.....- ..., I I 1---- .._-- --~~ I---- ~2150 -L ---J I I I I I J I I Iff t-o.. 5 21 00 -r -----L u ul t.- -j t I I l I I I ~-t- et> W .-J I I I I I I Iw2050I I , I I I wu<r LL ~I~200D L~GEN[ HAX-------- a:::Rvaw. t-MIN--..--.----IIT I3:1950 1900 I I I I I I I I I I I I I JRN FEB MAR RPR Mf:lY JUN JUL RUG SEP aCT NOV DEC HARZA-EBASCO SUSfTNA JOINT VENTURE ALASKA POWER AUTHORITY I 1 I j 1 i J 1 1 1 50000 40000 .-- (J) I.J.. U ~ ~30000o ~u.z...... a:..... 020000 > 0': W UJ W 0:: 10000 a WRTRNR RESERVOIR INFLOW STRGE 1l1.LORD YERR 2020 WATANA 2185 FT,DEVIL CANYON 1455 FT. I I MAX (:66763.0 CFS -- "\\"\.."\~"'\\\\.'"...\'-\,.......\,"I , 50 55 60 65 70 75 80 85 HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY ])J )1 ····1 ]J J I 1 ,)I ] 30000 25000 --(J) u.. u20000 :Io ..J l..L t- 615000 Q:......o> ffi 10000enwcr 5000 a WATRNR RESERVOIR OUTFLOW STAGE III.LORD YEAR 2020 WATRNA 2t85 FT.DEVIL CANYON 1455 FT. I I-MAX 0:30803.0 CFS l \a W I U ~ 50 55 60 65 70 75 80 85 HARZA-caASCO SUSITNA JOINT VENTURE..ALASKA POWER AUTHORITY I J I i 1 1 E i J ~1 J J 1 1 j 1 DEVIL CRNYON WRTER SURFACE ELEV~TION STAGE ][1.LOAD YERR 2020 WATANA 2185 FT.DEVIL CANYON 1455 FT. 1500 t- lJ..1450 za........ l-n :> W -' w14QO wucru.cr :J (J) n:: ~1350 cr: 3: 1300 ,..,.....,r-.I .... I •, I .1 •, u ,,.,,, . .' 50 55 60 65 70 15 80 85 HARZA-EBASCO SUSlTNA JOINT VENTURE ALASKA POWER AUTHORITY J J J J J )I I "1 DEVIL CRNYON WRTER SURFRCE EL·EVRTION MONTHLY'SUMMRRY STRG£lII.LOAD YEAR 2020 WATANA 2185 FT.DEVIL CRNYON 1455 FT. 1500 I a !!iii ,i i,i • ___1475 I I I I I I I I I I I I I l- ll- ~1450~I I I I r:..-~;j-_·-t·_--t---l---t==--1 ..----l t-cr> W -.J I I I I I I I 1--..-··1 fw14251 I Iwucr ~~~I ffi1400 MAX~~~~---~AVO~.MIN'----- ----a: :71375 1350 I I I I I I I I I I I I I JAN FEB MAR APR MAY JUN JUL RUG SEP OCT NOV DEC HARZA-EBASCO SUSITNA JOINT VENTURE ALASKA POWER AUTHORITY .\i t 1 ]~1 J i )1 l 30000 25000 - lJ) LLu20000 ...- 3 {) _-1 LL ~15000 cr 1-4 o> ffi 10000 (J) w I:r 5000 a DEVIL CRNYON RESERVOIR INFLOW STAGE 111.LOAD YEAR 2020 WATANA 2185 FT.DEV]L CANYON 1455 FT. .MAX C=3554 .o CFS -- I-.,Ia ~'I II III W 11.,•I •T 50 55 60 65 70 75 80 85 HARZA-EBASCO SU&ITNA JOINT VENTURE ALASKA POWER AUTHORITY i ]~---J ]i --j I .1 -I j 1 ) 30000 25000 ...- (J) Ii. ~20DOO :Io ~ 1.Lr- 515000 cr.- a> ffi 10000 ill Woc 5000 o DEVIL CRNYON RESERVOIR OUTFLOW STAGE III.LOAD YEAR 2020 WATANA 2185 FT.DEVIL CANYON 1455 FT. .- I I MAX (;)=35541.0 CFS II .. ,I • r~~--f Ii It. I.iM n II II I',I ..I ~ - 50 55 ·60 65 70 75 80 85 HAAZA-EBASCO SUSITNA JOINT VENTURE., ALASKA POWER AUTHORITY