The URL can be used to link to this page

Home My WebLink AboutAPA4041TK 1425 .S8 A23 bo.404! ARLIS "(Ci,:,ka Resources Llbrar Sz Jnformation Serv1ces Anch •.t&;.•\AoiSka SUSITNA HYDROELECTRIC PROJECT FISHERIES MITIGATION OPTIONS REVISED (MARCH J 1982) .;"ACRESAMERICANINCORPORATEDmemo"10:M~~I34--tlS,,/fisHrIll~-SI!AlltDt.'FI!f"'/'11;'<;A1/~VRt-"VIPeJ~(;6()j)Rt:ACI2~-st.1:--rn·~t1AI22/82-~CAI3JfiC"T'4St.f!JStJfJr.ARLIS-AlaskaResourcesLibrary&InformationServices.Anch...g•.•\idSkaGAME..MAR8j982i SUSITNAHYDROELECTRICPROJECTFISHERIESMITIGATIONOPTIONSRevised(March,1982)MAR81982Tk1~7.S.'8A7."nD,'1D'1\ {DRAFTTABLEOFCONTENTSI.Introduction--------------------------------------------1II.Lossofgraylinghabitatintheimpoundmentzones--------2III.DissolvedgassupersaturationdownstreamoftheWatanaandDevilCanyonreservoirsandintheDevilCanyonreservoir-----------------------------------------------5IV.Alterationofthenaturaltemperatureregimeofthewaterdownstreamofthedam-----------------------------------13V.AlteredflowregimeinthereachofriverbetweenDevilCanyonandtheChulitnaRiverconfluence----------------29VI.DownstreamimpactsonthefisheriesresourcesoftheSusitnaRiverbelowtheconfluencesoftheTalkeetnaandChulitnarivers--------------------------------------------------38 DRAFTINTRODUCTIONMitigationalternativesforimpactsassociatedwiththeSusitnaHydroelectricProjectcanbedividedintothecategoriesavoid,minimize,rectify,reduceoreliminate,orcompensate.However,exceptforafewveryclear,welldefinedalternativestheplacementintooneoranotherofthesecategoriesmaybeverysubjective.Theintentofthisreportistodescribe,indetailavailableatthistime,thevariouschoicesthatexistformitigationofimpactsthatarebelievedfeasibleatthistime.Thetechnologyisavailabletoaccomplishanyorallofthemitigationtechniquesdescribedormentioned.Mitigationtechniquesdescribedinonesectionmayalsobesuitableforotherimpacts.However,forthepurposeofthisreport,repetitionofdescriptionhasbeenavoidedasmuchaspossible.Forexample:temperaturecontrolisdiscussedindetailinthesectionontemperatureimpacts,butitalsomaybeanintegralpartofotherimpactmitigationtechniques.Insummary,allmitigationoptionsareviewedasreasonableandpossibleatthispointintime.Additionalstudiesareplanned,orbeingplanned,thatwilladdinformationthatwillbeusefulinselectingthemostappropriatemitigationmethod.Thesestudiesincludethecostoftheoptions,andtheirconflictwithotherprojectobjectives. DRAFTIMPACT:Lossofgraylinghabitatintheimpoundmentareas.ThecreationoftheWatanaandDevilCanyonimpoundmentswillcausetheinundationofthemainstemSusitnaRiverandreachesofthetributariesintheimpoundmentareabelowthehighwater(fullreservoir)elevation.Thetribu-tariesoftheSusitnaprovidegraylinghabitatintheimpoundmentzones,supportingapproximately10,000grayling(ADF&G,1981).ThemainstemSusitnahasusefulhabitatareasinclearwaterzones,usuallyassociatedwithstreammouths.Thestreamreachesabovethehighwatermarkshouldnotbeaffectednegatively.Apositiveimpactforgraylinginthestreamreachesabovetheimpoundmentscouldcomefromthereservoirsprovidinganabundanceofover-winteringarea,ifoverwinteringhabitatispopulationlimiting.Asecondaryimpact,increasedfishingpressure,couldbecausedbythecon-structionpersonnelworkingontheprojectandincreasedaccessaftertheprojectisoperational.Graylingaresensitivetofishingpressureandthepopulationsmaynotrespondwelltoincreasedsportfishingpressure.MITIGATION:Avoiding,minimizing,orreducingtheimpactonthegraylingfisheryintheimpoundmentzonesallhaveprojectlimitingimplications.Theywouldallincludesuchoptionsasloweringtheheightofthedams,relocatingthedams,orpossiblybuildingonlyoneofthedams.Inasmuchasbothdamsareneededfortheprojecttobeviable,andothermoresuitabledamlocationsarenotasviableeconomicallyand/orenvironmentallyothermitigationoptionswillbemoreviable.Themostpracticalmitigationmethodsappeartobeassociatedwithmanagementandenhancementoffisheryresources.Thereservoirs'fisherypotentialisnotcompletelypredictable.However,basedonthewaterqualityreport(Peterson,1981)andthereservoirsedimentionreport(R&M,1981)somepotentialmayexistforalimitedfisheryintheWatanareservoir.AdditionalareasthatmaybeinvestigatedformitigationofthesportfisheryresourcethatwillbelosttoinundationincludeanybarrenclearwaterlakesandstreamsintheSusitnadrainagefortheirpotentialforprovidingaviablesportfishery.Itisprobablethatanyclearwaterlakes,orstreams,thathavepotentialalreadyhavefishresourcesinthem.There-fore,althoughthisshouldbeinvestigated,itisnotprobablethatthiswillbethemostviableoption.-2- DRAFTThereachoftheSusitnamainstembetweenDevilCanyonandtheChulitnaRiverconfluenceshouldalsobeevaluatedinlightofthepostprojectconditionsthatwillexistthere.Thepotentialfordevelopingadownstreamfishery,intheDevilCanyontotheChulitnaconfluencesection,iscontingentuponthewaterqualityconditionsthatexistinthepostprojectperiod.Thepost-projectwaterqualityconditionswillbeanimprovementoverthecurrentsummerconditions.Areductioninthesolidsandturbidityduringthesummerwillresultfromsettlingofsolidsinthereservoirs(R&M,1981).Also,othermitigativemeasuresassociatedwithcontrollingthetemperatureofthedischargedwaterandtheflowratesfromtheprojectarenecessarytodevelopasportfisheryinthisregion.Thesemeasuresaredescribedinothersectionsofthisreport.IftheproperdownstreamflowcriteriacouldbemetandiftheturbidityofthisreachoftheSusitnaissimilartotheconditionsoftheKenaiRiver,itispossiblethatsubstantialimprovementinthechinookandcohosalmonpopulationsintheSusitnamainstemcouldoccur.Continuedandfutureinvestigationsmayfurtherdefinethepotentialofthisarea.Theseinvestigationsshouldbedesignedtoprovideveryspecificinformationaboutthefuturepossibilityofincreasingtheproductionofthisstretchofriver.Mitigationofreservoirimpoundmentimpactsonthefisheryresourcescouldalsobeaccomplishedbyincreasingthefisheryresourcesinotherareas,outsidetheSusitnadrainage.However,severallakesintheSusitnadrainagehavebeenidentifiedashavingpotentialforincreasedproductionofoneormorespeciesofsalmon.LarsonLake,an800acrelakenearTalkeetnaisacandidateforfertilization,asisShellLake,a1,000acrelakeontheSkwentna,andByersLake,a400acrelakeontheChulitnadrainage.Theselakeshavebeenidentifiedashavingthepotentialforincreasedsockeyeproduction.Finger,Delyndia,andButterflylakeshavealsobeenidentifiedaslakesthatmayhaveincreasedfisheryproductionpotentialforadditionalcohosalmon.Increasedfishingpressure,causedbyconstructionpersonnel,canbemitigatedforinthewritingofthelaborcontract.Thecontractcanbewritteninsuch-3- DRAFTafashionthatfishingisprohibited.Thiswouldprobablybemoreeffectivethantryingtocontrolfishingthroughregulation.Regulationcontrolwillprobablyberequiredwhengeneralpublicaccessisprovided.Thelossofgraylinghabitat,becauseoftheuncertaintyofthereservoirpotential,shouldbeconsideredformitigationoutsideofthereservoirareasatthistime.Inthefuture,whenmoreisknownaboutthepostprojectreservoirconditionsthisviewmightchange.Thetechnologyisavailabletoenhancethefisheryinotherareas,suchastheonespreviouslymentioned.However,becausethelossisprimarilyofasportfisherynature,themiti-gationeffortsshould,mostappropriatelybedirectedtowardtheenhancementofothersportfisheryresources.Increasedcohoandchinookproductionintheregionspreviouslydiscussedcouldsatisfythatgoal.-4- DRAFTIMPACT:DissolvedgassupersaturationdownstreamoftheWatanaandDevilCanyonreservoirsandintheDevilCanyonreservoir.Nitrogenandoxygensupersaturationdownstreamofhydroelectricdevelopmentscanbeaproblemforfishsurvival.Gasbubblediseasecanbecausedbelowdamsbytotalgassupersaturationofabout116percent.Thegasembolismthataccompaniesthisconditionoccurswhenafishswimsnearthesurfaceoftheriverorreservoirwherethehydrostaticpressureislessthanthepressurerequiredtokeeptheexcessgasinsolution.Asaresult,thegascomesoutofsolutioninthegillsandbloodstreamcausingsmallbubblestoforminthecirculatorysystemofthefish.Iftheembolismissufficientlysevere,thefishwilldiedirectlyfromthegasbubbledisease.Inthemildercases,thefishoftendiesfromsecondaryinfectionswhichsetinthedamagedtissues.Aslargevolumesofwaterspilloveradamintoastillingbasinbelow,airbubblesareentrainedandplungedwiththemainflowdeepintothestillingbasin.Here,thegas,underhighpressureisdrivenintosolutioninthewatercausingasupersaturatedconditiontoexist.Theexcessgasisnoteasilyliberatedfromthewater.Shouldaslackwaterconditionexistdown-stream,asinanotherimpoundment,thesupersaturatedconditionwillexistthroughtheentireslackwaterpoolandbepassedalongdownstream,Inaddition,Alaskastatutescallfordissolvedgasconcentrationsnohigherthan110%.TheselevelsareexceededundernaturalconditionsdownstreamofDevilCanyonduringthesummer.ThisproblemwasrecognizedearlyinthedesignoftheSusitnaproject.Inaddition,thesequenceofdevelopment,WatanafirstthenDevilCanyonnine(9)yearslater,hastobeconsideredinmitigatingthisimpact.Thus,gassupersaturationmitigationisincorporatedinthedesignofboththeWatanaandDevilCanyondams.MITIGATION:Themitigationalternativesthatcanbeusedtoavoidorminimizenitrogensupersaturationimpactsareassociatedwithoperationalmodificationsanddesignofthespillingstructures.Thefollowinginformationexplainsthe-5- DRAFTtechniquesthathavebeenincorporatedtoavoiddissolvedgassupersaturationattheWatanaandDevilCanyondevelopments.1.Watanaa.SpillFrequencySeveraloperationalproceduresforpowerproductionwerestudiestominimizethefrequencyofspillingfromtheWatanareservoir.Asimulationofmonthlyreservoiroperationoveraperiodof32yearsofrecordedstreamflowhasbeencarriedout(AppendixAI).TheresultsindicatethattheWatanareservoirwouldspillonlyrarely,once,insay,30years(SeeTable1).b.SpillDischargeOnthebasisofmonthlysimulation(Table1),thespillratesareestimatedtobearound2,300cfsaveragedoveronemonthperi~d.Totakeaccountofshorterdurationsummerfloodswhenspillsoccur,afloodroutinganalysiswascarriedouttoestimatepeakdischargesfromthedams.c.DesignandOperationofOutletWorksInconsultationwiththefisheriesstudyteam,itwasdecidedthatspillsfromthereservoirupto1:50yearrecurrencefrequencyshouldbedischargedinsuchamannerastoreducethepotentialofnitrogensupersaturaioninthespilldischargeandtheriverflowdownstream.Specialfacilitiesincorporatingfixed-conevalves(Figure1)havebeendesignedtocatertothisrequirement.Thesevalvesaredesignedtodisperseandbreakupstreamthedischargeintosmalldropletswhichfallintotheriverwaterbelowwithlittleplunging.FordescriptionofthevaluesrefertoVolume1ofmainreport.Itisexpectedthatnitrogenlevelsinspilldis-chargeswillbereducedbelowabout110%bythesefacilities.It-6- .__....~....--,,-_..._-----_._._._.....__..."....._..._._._..,,'1'-~..............-..-__.._.._..__.:..._.___.•._..'JJIi"o',.'._..--_._---.._--_.._------------.----:-__-~--_........._...._......--_.-.....-_.--_.:--..__.....--------------_._-•.....-.._-.-_.-...,:'.',:'-::'~."'-'-i!'~-~--"'--'.'-;--..Il:'..'..(;:::.;,"", A".~~ :~ J AT Elo 930• eo"PJ...FIl(f.:)e::.e:-.JE.vALve..&.i EL.93O'(IO'Z~P\.....FIWEP CONE.vAW£:A.T E.!..,10&,0) l A 'I rlIJO "'''''2 ~ f~~=!l1E-~A I,, <"""""" """"""t:)'I"lD' ~"-II R.a.c~ 10''''l.D I g.:;l plA ~"Ea.UJJER "l."el..~w·. ltD..:;.....~TE'eL.LINE~,.q a...1060 DETAIL ~• I t-1~~.- '--, -- I.t 0 """"'-"a I "!'En 0 """""FOfl «4.L.E A' SECTION A-A foC.Ai:EB Figure J- Cone Valves Watana and Devil Canyon [illll]ALASKA POWER AUTHORITY ~USITNA HYDROELECTRIC PROJECT DEVIL CANYON OUTLET FACILITIES .]IPLATE f-::::::'":'::'::-.:=-::-.:::--:--=-lolA RCH 19 82.76 A DRAFTis,ofcourse,possiblethatforfloodsoflesserfrequencythan1:50year,highersupersaturationlevelswilloccurandsuchriskisconsideredacceptable.2.WatanaandDevilCanyona.SpillFrequencyandDischargeAsimilaranalysis,asdescribedabove,wascarriedoutfortheperiodwhenbothWatanaandDevilCanyondevelopmentareoperational.Thefrequencyofspillsincreasesomewhat(4timesin30years,Table2).ResultsofthefloodroutinganalysisarepresentedinTable3wherepre-andpostprojectfloodpeaksarecompared.AsinWatana,thespilldischargesupto1:50yearreturnfrequencywillbedischargedthroughfixed-conevalvesintheDevilCanyondam.ThefacilitywillavoidincreasingthegassupersaturationbelowDevilCanyontolevelshigherthannaturallevelsduetoprojectoperation.b.SpillingRateTheratesofspillsthatareexpectedtooccurareapproximately321,1390,1149,and3138c.f.s.(Table2).Theratesareaveragedovera30dayperiodandtheactualspillsthatoccurcanbeexpectedtobegreaterthanthisaverageandforashorterdurationthana30dayperiodbecausethefloodperiodsthatoccurintheSusitnadrainagearegenerallyofshorterdurationthan30days.Inaddition,thereservoirsshouldbefull,ornearfull,atthetimewhenfloodsareexpectedandtheexcesswaterwillhavetobepassedbyspilling.-9- ( SF-ILL CFS Cd-No~.Cec ~f1W rab m~r.ftpr.rr!lItj Jt./toJ.Ju.I~(11Uj .$£p1. DIO O.o·0.0 0.0 0.0 0,0 0,0 0,0 0,0 0,0 0.0 0.0 0.0 0,0 0.0 0.0 0.0 0.0 C.O 0,0 0,0 0,0 0.0 0.1) 0.0 0.0 0.0 0,0 0.0 0,0 0.0 0,0 0,0 D,O 0.0 0,0 O,D 0,0 0,0 0,0 0.0 0,0 0.0 0,0 0,0 0.0 0,0 O.IJ 0,0 0.0 0,0 0,0 0.0 0,0 0.0 Od}0.0 0,0 0,0 O,D 0.0 0.0 0,0 0.0 0.0 0.0 0,0 0,0 O,Q 0.0 0,0 0,0 0.0 0,0 0.0 0,0 .0.0 O,D 0.0 0,0 0,0 0.0 J ~-1 ,6 0,0 0.0 0.0 0.0 ,'I 0.0 0,0 0.0 0.0 0.0 0.0 0,0 0.0 0,0 0.0 0.0 36-1.2 "0.0 0.0 OiO 0.0 0.0 0,0 0,0 0,0 0,0 ,0.0 0,0 o.'0 0,0 .()f O.0,0 0,0 0,0 0.0 o.a .C,O 0.0 0.0 0.0 0,0 0,0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0D.D 0.0 0.0 0.0 0.0 0.0 010 .0:0 0,0 0-.0 0,0 0,0 0.0 0,0 0,0 0,0 0.0 0.0 0.0 0,0 0.0 '0.0 1~9Q,S 0,0 0.0 0,0 0,0 0,0 0.0 0.0 0,0 0,0 D,O 0,0 0,0 0.0 (I)O.D .0 I 0 0,0 0,0 0,0 0,0 0.0 0,0 0.0 0.0 0.0 0.0 P:l 0.0 0.0 0,0 0.0 0.0 D,O 0.0 0,0 0.0 O.D 0.0 0,0 <t;0,0 0,0 0,0 0,0 0,0 O,D 0.0 0.0 O,D 0.0 ,0.0 0,0 iLl 0.0 0.0 0,0 0,0 0.0 0,0 0,0 0.0 0.0 0,0 I H9,D 0.0?-l 0.0 0,0 0.0 0,0 0.0 0.0 0,0 0.0 0.0 0.0 0.0 c.O 0.0 0.0 0.0 0.0 0,0 0,0 0.0 0.0'0.0 0.0 0,0 0.0 0.0 0.0 0.0 0,0 0.0 0.0 O.D 0,0 0,0 0.0 O.C 0,0 0.0 0.0 '0.0 0,0 0.0 0.0 0.0 0,0 0,0 0.0 0.0 0,0 D.O 0.0 0.0 0,0 0.0 0.0 0.0 0,0 0,0 O.D 0-,0 0,0 0,0 0.0 0.0 0,0 0.0 0,0 0,0 0,0 0,0 D.O'0,0 0.0 0.0 0.0 0.0 0,0 0.0 '0,0 0,0 0.0 0.0 0.0 0.0 C,O 0.0 0,0 0.0 0.0 0.0 .0.0 0.0 0,0 D.O DiO 0,0 0,0 0.0 0,0 '0 I 0 0.0 0.0 0.0 0,0 0.0 0.0 0,0 0,0 0.0 0.0 0.0 0,0 0.0 0.0 0,0 0.0 0.0 '0.0 0.0 0,0 0,0 0.0 0.0 .0.0 0.0 0.0 0.0 0.0 0.0 0,0 0.0 0,0 0.0 0.0 0,0 0,0 0.0 0.0 0.0 0.0 0,0 0,0 o.o·0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.,0 0.0 0.0 0.0 0.0 D,O 0.0 •0.0 0.0 0.0 0.0 thO 0.0 0,0 0.0 0.0 0,0 3J3B.8 0.0 -'-1\,i.S spi"nccurrRo becA.u.se nf unl1sll:l 1 fA."Fun nff cnnrltttnns,ilno i.s nrnjRctp.rl tn nccur unrler the npRr'ltinn R.ssumptlnns user]i.n this simulatton mnrle'.llnrlRr.'lctu'l'operAti.nn nr'lcti.cc,vi.nter spi..11 s tWU1 (1 nnt nccur. Table 2 Dev i 1 Canyon Spill Predictions TABLE3ESTIMATESOFPREANDPOSTPROJECTDISCHARGEANDSTAGEFREQUENCYANALYSISRecurrenceInterval251025DevilPreprojectQ(cis)47,00061,00071,00084,000CanyonDamsitePostprojectRevisedQ(cis)11,00012,00013,00028,000SusitnaRiveratGoldCreekPreprojectPostprojectChangeRecurrenceQStageQStageInStageInterval(cis)(ft)(cis)(ft)(feet)249,50013.413,5008.7-4.7566,00014.917,0009.6-5.31078,00015.820,00010.1-5.72594,00016.738,00012.3-4.4SusitnaRiveratSunshineStationPreprojectPostprojectChangeRecurrenceQStageQStageInStageInterval(cis)(ft)(cis)(ft)(feet)295,00012.559,0009.3-3.25124,00014.875,00010.8-4.010144,00016.385,00011.7-4.625174,00018.4118,00014.3-4.1SusitnaRiveratDeltaIslandsPreprojectPostprojectChangeRecurrenceQStageQStageInStageInterval(cfs)(ft)(cis)(ft)(feet)2105,00094.669,00092.7-1.95138,00095.689,00094.0-1.610159,00096.3101,00095.0-1.325193,00097.3137,00096.0-1.3SusitnaRiveratSusitnaStationPreprojectPostprojectChangeRecurrenceQStageQStageInStageInterVal(cis)(ft)(cis)(ft)(feet)2157,00016.7121,00014.8-1.95206,00019.3157,00016.7-2.610239,00020.9181,00018.0-2.925289,00023.0233,00020.5-2.5 DRAFTc.DesignandOperationoftheSpillingStructuresThestructuresincorporatedintotheDevilCanyondamdesignforspillingofexcesswaterareconetypevalvesexactlyliketheonesintheWatanadam(Figure1).Thevalvesaredesignedtodisperseandbreakupthespilledwater.Thedropletswillfallontothesurfaceofthestillingbasinbelowandwillnotpenetrateveryfarbelowthesurface.ThiswillavoidincreasingthenitrogenandoxygensupersaturationbelowDevilCanyonabovethatwhichoccursnaturallyasaresultofprojectoperation.3.SummaryDiscussionTotaldissolvedgaspressure(supersaturation)valuesaredirectlyrelatedtothewaterheadpressureandinverselyrelatedtotemperature.Thusanincreaseinthepressurecausedbywaterdepthonplungingflowswithentrainedairbelowthewatersurfacewillincreasetheamountofdissolvedgasinsolution.Thespillwaterfromadamcancausethistohappen.Themitigationmeasuresdescribedintheprecedingparagraphsdescribetheequipmentdesignedintothisprojecttoavoidincreasingtheamountofgasesinthedownstreamwatersorthereservoirwaters.DissolvedgaslevelsweretakenatsitesintheDevilCanyonregionin1981(T.E.S.,1981).Thetotaldissolvedgassupersaturationrangedfrom105.3%justaboveDevilCanyonto116.7%justbelowDevilCanyonandabovePortageCreekatrelativelyhighdischarges.Designandoperationalprocedureshavebeenincorporatedintotheprojecttoavoidthepossibilityofhavinganincreaseintheamountofdissolvedgasdownstreamasaresultoftheproject.Inadditiontotheconetypevalvesforspilling,operationalmodeshavebeenexploredthatreducethemagnitudeandfrequencyofspillstothepointthatuptotheonein50year<floodcanpassthroughtheconevalvesandthegeneratingunits.Theproblemofsupersaturationofgaseshasbeenminimizedthroughdesignandoperationofthefacilities.-12- DRAFTIMPACT:Alterationofthenaturaltemperatureregimeofthewaterdownstreamoftheproject.Thechangesintemperatureregimesdownstreamofhydroelectricprojectshavecausedseriousproblemsforsurvivaloffishstocksdownstreamofthedischargeoutfall.Shiftingofthetemperatureevents,increasedwintertemperatures,anddecreasedSummertemperatureshavecommonlyoccurred.Structuresthatprovideforselectivewithdrawalofwaterfromthereservoirtocontroldownstreamtemperatureareessentialtoavoidadverseimpactsondownstreamfisheries.SeveralconfigurationsoftheintakestructuresatWatanaandDevilCanyonhavebeenexaminedtoachieveacceptablecontrolofdownstreamwatertemperaturesduringthedifferentseasons.ThetemperaturestructurethatnormallyoccursintheDevilCanyontoChulitnaconfluencereachisavailablefrommanysources(R&M,1981,ADF&G,1981,ADF&G1975-77,USGSdatarecord,ACRES,1981).Figures2through8presentthetemperaturestructureoftheriverreachpreviouslymentionedforwet,dry,andaveragepostprojectconditionsaswellasnaturalconditions.Thewinterprojectionsassume4C.waterdischargedfromDevilCanyonreservoir.Inaddition,ADF&G(1975)reportsthesloughsurfacewatersinthewintertobeabout1.2C.ontheaverage.AsloughintergravelmeasurementtakeninSeptember1981(ADF&G)reportedthetemperatureat3C.AnintergraveltemperaturestudypresentlybeingconductedwillprovideneededinformationconcerningthewinterintergraveltemperaturesinthereachoftheriverbetweenDevilCanyonandtheChulitnaconfluence.Predictionsoftheextentofwinterimpactsofpost-projecttemperatureregimeswillbefacili-tatedbytheinformationgatheredduringthisinvestigation.Thesourceofthewaterinthesloughsthatareproductiveisfromgroundwater.Thetempera-tureofthisgroundwaterandtheintergravelwaterinthemainstemwillbecomparedtopostprojectwatertemperaturepredictions.Thedegreeofimpactassociatedwiththepostprojecttemperatureregimewilldependonthevariancefromthenormalintergravelconditions.Preliminarydataindicatethattheintergraveltemperaturesofthereddsisinthevicinityof2.5to4C.Ifthistemperatureisdetermined,tobethe-13- LC.OC,I'HJl::;.AVERAGEYEARoDRYYEARoWETYEARXNATURALCONDITIONSoNoSJ .AJTIMEMAMFVi\~\\I-l4-'\//'l.."~VyII'\IIg,ll-.-I/,x""58.056.060.036.054.038.032.0J40.034.052.0LL50.00wa:::>48.0f-ota:wa.::Ew46.0f-a:w!;t44.0~42.0CROSSSECTIONLRX68DOWNSTREAMOFDEVILCANYONDAMSITE~-.-._' L:.AVERAGEYEARoDRYYEARoWETYEARXNATURALCONDITIONSh-""/'\\I-..,~\I~'/-J..-_..\-.IVI//-l/17F'Q,//\~60.058.0S6.054.052.0....50.00W0:::::>48.0!:i0::WCl.::;46.0wI-0::WI-44.0'"~42.040.038.036.034.032.0JFMAMJTIMEJASoNDJCROSS'SECTIONLRX61DOWNSTREAMOFPORTAGECREEKL--~FIG~URE~·\t~lii LEGENDI:>AVERAGEYEARoDRYYEARoWETYEARXNATURALCONDITIONSoNo5AJJTIMEMAMF./'~/~IJ~II\/'I.".....~~...vXJ/!//\V,/I/'",yo/Ill-I~/X~58.056.032.0J38.060.036.054.034.052.050.0"-o.wa:48.0::>1;<a:w0-::;;46.0wI-a:w~44.042.040.0CROSSSECTIONLRX47NEARGOLDCREEKI LEGEND[:,AVERAGEYEARoDRYYEARoWETYEARXNATURALCONDITIONS/,)'/\)!:If!\//ViV·'7....'.....\/I1/I\/II~~/I'\~Jl~/'X""./60.058.056.054.052.0u.:50.00W0:::>48.0~0:W0-~46.0wI-0:W~44.03:42.040.038.036.034.032.0JF .MAMJTIMEJ'ASoNo,jyCROSSSECTIONLRX21BETWEENCURRYCREEKANDMACKENZIECREEK LEGl:.NIJ[}.AVERAGEYEARaDRYYEARoWETYEARXNATURALCONDITIONS60.056.0(56.0Vv(/\///1J///)1~II\//.\~54.040.052.042.036.036.0wa::J48.0~a:wa.~46.0....a:w~44.03="-50.0oJFM"AMJTIMEJASoNDrc.!.('ICROSSSECTIONLRX3NEARTHECONFLUENCE"OFTHECHULITNAANDSUSITNARIVERS RIVERMilLRXSECl15060626B531405153543B13033 35292712021201415IBliDWNZWZ<t~'"w'"W'">-'"--''''::;'"Z'"V>Ww"'WWW--'W0:ow<tWt-W<1ZWUwo:W::>WW--,W- Wo:WI«0:<to:::>0:"'0:I00:00:00:U--'U::;UUUU)UU)C>U~U,,-U109<:t--0:r5~I_uo:IIITIIIIII0---r----0•-0_______••01----.1),-•IiI),----~...•••I),TO~_o__1I),I),.A.AI0_;--.-.A.A....I~-AA-.......,.1...:..I0-I.'---"...............0I6~==G~I-0-!-0-V'I0V'V'V'1-°_V'TV'-e-8".".--,,--~•TTT-~-~•".T••••••••II,i.IIIILEGENDIMONTHPOSTPROJECTNATURALCONDITIONSJUNE°•IJULYI),...II!AUG.0•,SEPT.IV'VII,I,I,IIIIIIIIIIIIIIII II40.050.060.0u..oW0:::>t-«0:w"-::;wt-o:wt-~30.0RIVERMILES-1003LRXSECTION6\)JLLONGITUDINALTHERMALPROFILES.POSTPROJECTAllONATURALCONDITIONSFIGURE '"""-'-'=' v····~·~·','(._.... \'. .,.,'AIlS t1wY fl~mGr '''IJr"'~'~•''<;'..f··!1!~.~\""'r \,\.•....,"\"()-:.',..\\..S·~~~ .';'"I("'r'~v ,~..,',..'-......~~_.J.f-"','---.,......../.\,-.-..J~•.~."'ol.~''':~,,-.\~~....---:_~~~::2 vr'>./~ MAP SCALE I 6',360 ..t'.:: $ ,.--~ -....../ • PLATE I" $. ,. \..."".er~t" WH seAL[I U,HQ (q"e C"'.k '-." ,L'P Co...,.:),. ~~~\.--- ( r' 'l;:?~r;.,.;~~II/~J ~',., 7 __-~-/ ~ ~c W I....a- N LOCATIONS F -.l"'; I q UJ\R.-'J ...u·. Prepared f i o::..-I •"!><.cc.'-1IiII,II,'---__-..--1-..11 ~-Jt. ,r-=>1-:;•u.~.L•~'o..~>l33.?/iJx=3!Jt7..L.0I0dIX-'Iil~,.;4-~,;"j~2X~r.t:~-lJ~2au3-18~~-.~ DRAFTwinterrequirementforeggincubation,winterdischargesofwarmerwatermay.bedeterminedtobedesirable.Atthistimeanyconclusionregardingwinterrequirementsofdownstreamtemperaturefortheexistingfisherieswouldappeartobepremature.MITIGATION:Toavoidorminimizetheimpactofshiftingoftemperatureevents,adverselyaffectingwintertemperatures,anddecreasingsummertemperatures,structuresthatprovideforwithdrawingwaterfromstratawithinthereservoirwhichprovidesforcontrolofdownstreamwatertemperaturesareessential.Theintakedesignhasbeenalteredmanytimesandvariouscon-figurationshavebeenexamined.Presently,theprojectdesignincludesamulti-levelintakeattheWatanadevelopment(Figure9)andasinglelevelintakeattheDevilCanyondevelopment(Figure10).Theimpactoflowwatertemperaturesduringthecriticalsummerspawningmonthshasnotbeenalleviatedbytheadoptionofa"multilevel"turbineintakesystem.Bypropercontrol,watercanbedrawnfromthesurfacelayersofthereservoirsinthesummer.Thiswaterwillaveragebetween9.8Cand11.8C.Thisiswiththenormalsummertimetemperaturevariabilityofthesystem.Theimpactofalteredwatertemperaturesduringthewintermonths(i.e.,from0.0C.-1.0C.to3.9C.)onfisherieshasnotbeenestablished.Theeffectsofalteredtemperaturesduringthewinterperiodcouldpotentiallybenefitdownstreamfisheriesaswellascreateadverseconditions.IftheexistingstockofsalmonintheriverbelowDevilCanyonaredependentongroundwatertemperaturesintherangeoftheprojecttemperaturewaterdischarge,thereleaseofwarmerwaterfromthereservoirsduringthewinterperiodcouldprovidealargesourceofwarmwaterthatmeetsthethermalrequirementsoftheincubatingeggsanddevelopingalevins.Ifotherconditionsaremetforsuccessfulspawningandincubation,significantenhancementofthefisheriesresourcemayoccur.Alternatively,ifthecoldwaterofthemainstemisneededtoprovidetheproperdevelopmentrateoftheeggsandjuveniles,similarwarmingof-23- DRAFTthedownstreamdischargescouldprovideearlierdevelopmentoftheimmaturefishandtheresultantearlydownstreammigrantscouldbesubjectedtoadverseconditionsthatwoulddecreasetheirsurvivalrates.Thestudiesofthesethermalphenomenaandthedevelopmentratesofeggsincubatinginthespawninggravelshouldhelpresolvethisqu~stion.TheoutletsoftheWatanareservoirarecurrentlydesignedwithmultiplelevelintakes.Duringthesummerperiod,thesearepredictedtoselectivelywithdrawwaterfromtheproperthermalstrataoftheupperlayersofthereservoirwatercolumntoprovidedownstreamwateracceptabletomigratinganadromousfishandtheresidentspecies.Thesetemperaturesarealsowellwithinthetolerancelevelsoftheearlyincubationperiodforthechumandsockeyeeggs.Duringactualoperationofbothreservoirs,thiswarmwaterlayerwillbestoredinDevilCanyonreservoiranddischargedthroughasingleoutlet70feetbelowthefullpoollevelofthereservoir.Duringthesummermonths,thewaterlevelofDevilCanyonreservoircanbemaintainedbelowfullpoolsothatthewatertemperaturedischargeddownstreamofDevilCanyonisdrawnfromnearthesurfaceofthisreservoir.TheprojecteddownstreamtemperaturesfromthisoperationschemearedepictedinFigures2through8.Theestablishmentofaninvertedthermalstrataduringthewinterperiodforbothreservoirsisapossibilitywithsignificantlayersofwatercoolerthanthemaximumdensitylayersof4C.Theextentthatthislayerdevelopswilldeterminethedownstreamwatertemperaturedischargedinthewiritermonths.DatafromtheCorpsofEngineersstudiesofBradleyLake,indicatethatinDecember,thislayermayextendto70meters.However,sinceaprecisepredictionofthethermalstrataofthereservoirsisnotavailableatthistime,theworstcaseassumptionhasbeenusedforwinterdischargesinprojectingdownstreamtemperatures;thatiscontinuouswinterdischargeof4 Cwater.Thisvaluemostsignificantlydepartsfromthenaturalthermalregime.UsingthesedischargetemperaturesfromDevilCanyonreservoir,thedownstreamtemperaturesduringthewintermonthsdonotdecreasetothenormalstreamwintertemperatureof0C.untilneartheChulitna-Susitnaconfluence(Figure11).Furtherevaluationofthefisheriesstudiescurrentlyongoingwillberequiredtodeterminewhetherthisconditionisbeneficialoradversetothefishery-24- -~fEETsUsrrNt..H •.16POWERAUTHORlALASKA_JCCjYD?OCLE......IRI_PRO_ofi3ISECTl8NA-A,1_~::=::---::r:53I•~!IIII~Il},,,:11:1II,j. II:iI,,I,III,IIII,Ii'llilI,II!IIf:illIii.I'I",IIii'I,!h'I'I'!":ij1:1I:,I~;:1I~~!:~r:I:~i:,11,:1'I':i~I'.~I,!II''I'I'[iI,i.I.II\II:11~;:~,Ii.t:II'Id'Ii,I"I~,:1;I,"Ii'Ii;·:,Ii'IiII;I~IIiil,I,;II .Ill'";:,""...._--:;,;;;::;:::"-:.-_,.I~.l1=.=12so'50'1[[]jCDII1[01\!jD,ATEL.2021P!...AN. I1III'1-----I,in,iL..-_110'E':2.."200,IY,'LEL.2'55IIII-IIIII1,,IIIIII,III,I,I!IIII,IIIII!I,ilS70PLOGG:J';)E.S~O>.J7~OLGA.nGUIDElAHOUSEiR:.~ul:tA.CKG:J::;:'~EL.2021e.L.'ZZI'Z.H:.:;.....E5TLIFTt.>s~CSECTIONTHRUCONTROLINTAKEGATEtCEe:::.:>tr.A:/S"OPLOG,Go.:t!)E=P1..OGG;;:Oi;~I-Ct'2.i~'G....,.e1,-:=.:;;-C"£~""'EO.!ir.20q~_'.--..P./-n<...""'"....c><.·'/£1.."2.0'5G~~L.~~:'>II-~.:>&;.ilIi!_~IEL20S1dI:'=l~--iII~ITRA....."'-'C><.IiEt._2D45"MA'I(IM~U~""'~-L-":~~__IilDR...........·::>OW),lFP.8NIEL::VI-.TIONSECTION8-8rWATANAPOWERIN;t~ELEVATlOPLANS.SECTIONSJ,lt..RCH1982 r+BII"!."'firrrdilli!lllilij.j~:,_:Ii11-_'---1i111"',p,I11111SECTIONB-B5:::.:.t.AIIIII"'lillil11..~~~6<><:::E6r\IIII..II/III'":s•l!!iJ.."':'=J.::>604TEGu,=~rr"""::::;::;;r--,===T'.I.oL,<=T.=n"C=-rr--HOIl"'''l1'<E5E~\'OIRW.~SECTIONA-A~ALASKAPOWERAUTHORIlmLil---S-US-lTN-t.-H-Y-DP.-..-n::-EJ-E-cr-R-IC-PP,-.O-.r£C1-.-DEVILCANYONPOWERINTAKESTRUCTUREPLANANDSECTIONSt.,SECTIONALPLANo...~IA.t--t~1t-----~~LFLOW----FLOW----~C"l['"MARCH1982 'I---,---.".----,:::~:t::::::-::.:.:.~=:.:::.::.i_!....'i..,~--.-.._1,,:I______-"~-'-':"'-=---'-1-f----~-------_.---------------------"::..'r=:::-,''::.~.or::_::,----------_._------_.__._.--------_.-.----_.-_._---.------r-_..__..~_._--.-----------.._~_.---------:---_._-'-----_.-----_..-------_.=-------...::--:-'---------------i·.~:I.-1_-I?'_\.-.-....----_._---__L·_..::_.:..~.:..~:~---y-----i.,:::::,::·::.:L._...:.:...-:L..:..:_-,pi------------_.----+-P-_••-'-'-....:..-.:...::-=.-.:...::--=..::.:-::.::-=-=-==--::...-.:...._--'--'-_.-:-----:-:----.------_..:...--...:.....::...:---..------~--.-cL1/_---'-:..=:.__~__..:...'-.1..1-_--_-:-1,-;:::..::I~,..'6:"-/-'L·._-----_... . . . .----------------------- DRAFTresourceoftheriver.Ifadverseimpactsarepredicted,analteredoperationschemeandmultipleleveldischargestructureattheDevilCanyonreservoirwillhavetobeexploredtodetermineifthiswouldalleviateanyadverseimpacts.Ifdeterminedtobebeneficial,dischargefromthe4C.thermallayeroftheDevilCanyoncouldbeaccomplishedbymaintainingsufficientdepthinthisreservoirduringthewinterorroutingwarmerwaterfromtheWatanareservoirloweroutletsduringthewinterperiods.Duringboththesummerandwinterperiods,theuseofmultipleleveloutletstructuresofproperdesignandoperatedinamannertoprovidetherequireddownstreamtemperatureswillprobablybeadequatetomeetthewatertemperaturerequirementsofdownstreamfisheries.-28- DRAFTIMPACT:AlteredflowregimeintheDevilCanyontoChulitnaconfluenceandit'seffectonthefisheriesresources.Thefisheriesinthisreachoftheriveruseportionsofthewettedportionofthesystemduringdifferenttimesintheirlifecycle.Residentfisharefoundoverwinteringinthemainstemoftheriverandareusuallyconcentratedinthemouthareasofthetributaries.duringthesummer.Themainstemisalsoamigratorycorridorforthesespeciesinthespringandfall.SockeyesalmonadultsmigrateduringthesummermonthsofJulyandAugustthroughthemainstemandspawnexclusivelyinthesloughhabitat.Littleinformationisavailableontherearingofthisspecies,buttheyapparentlyrearinthistypeofhabitatalso.ChumsalmonbehavesimilarlytosockeyesalmoninthattheymigrateintothesysteminearlyAugustandspawnprimarilyinthesloughhabitatwithminoruseofthetributaries.Thereisalsouseofsidechannelsofthemainstemforspawningbythisspecies.ChumsalmonwilloutmigrateinarelativelyshortperiodoftimeafteremergingfromthegraveltotheCookInletestuary.Theoddyearpinksalmonwhichruninthisareaprimarilyusetheclearwatertributariesforspawningwithverylittleuseofthesloughhabitats.Thisspeciesimmediatelyoutmigratesuponemergencewithverylittlefreshwaterrearing.Noinformationisavailableonhabitatuseduringthelargeevenyearruns.ThecohosalmonadultsmigrateintothesystemduringAugustandSeptemberwiththeseindividualsprimarilyusingclearwatertributariesforspawning.Limiteduseofsidechannelorperipheralportionsofthemainstemwasobserved.Thejuvenilesofthisspecies,uponemergence,rearforonetotwoyearsintheassociatedriverinehabitat.ThisrearingoccursintheclearwatertributariesandinthemainstemoftheSusitna\-liththemainconcen-trationsassociatedwiththesloughhabitats.Chinooksalmoninthisreachoftheriverwereobservedtospawnonlyintheclearwatertributaries.Thejuvenilesrearinhabitatsimilartothecoho-29- DRAFTjuveniles,primarilyconcentratedinthesloughhabitats.Bothcohoandchinookjuvenileswereobservedinthemainstemandsomeofthesloughsduringthewintermonths.ThealterationofthenaturalflowregimeoftheSusitnaRiverwillbearequirementofthestoragefacilityoperationoftheproposedprojectinordertomeettheseasonalloaddemandsforelectricity.TheoveralleffectofthisprocessistosubstantiallyincreasethewinterflowsanddecreasethesummerflowsinthisreachoftheSusitnaRiver.Figure12depictsthepre-andpost-projectmonthlyaverageflowsundertheproposedoperationschemewithbothWatanaandDevilCanyononline.Theflowvariabilityofthepre-projectconditionsarealsoshowninthisillustration.TheproposedflowregimefortheprojectwillsufficientlydecreasethestageoftheSusitnaRiversothataccessofadultstothesloughhabitatandpossiblytothesidechannelofperipheralmainstemhabitatswillnotbepossible.Thiswilleffectivelyeliminatethespawningpopulationsofthespeciesusingthishabitatinthisreachoftheriver,thechumandsockeyesalmon.Approximately15%oftheSusitnachumand1%oftheSusitnasockeyeusethissectionoftheriver.Theeffectsontheoddyearpinksalmonrunwillbeminimal,inthataccessintotheclearwatertributariesshouldnotbeaffected.ThesestreamshavesufficientgradienttoestablishanewchanneladequateforfishpassagebetweenthetributariesandthelowerstageSusitna.Likewise,cohoandchinookspawningshouldnotbesignificantlyaffectedalthoughthepresentrearinghabitatwillbereduced.Itisnotknownwhetherrearinghabitatwillbesufficientlylimitedforthesespeciestoadverselyaffectthepopulationscurrentlyusingthesystem.MITIGATION:Thepostprojectflowregimeassociatedwiththepreviously•describedimpactshasbeendevelopedtomaximizepowerproduction.Manyalternativesareavailableformitigationoftheseimpacts.However,mitigationactivitieswithintheDevilCanyontoChulitnaconfluencereachoftheriverwillrequirethatfloodandflowcontrolbemaintainedatsomeflowabovethepowerproductionlevel.Mitigationoptionsthathavebeenidentifiedincludingtheflowcontroloptionsaredescribedinthefollowing-30- l!.Q.liI.PERIODOFRECORD:PRE-PROJECT-1950-1979(RECORDED)POSTPROJECT-1950-1979(SYNTHESIZED)T2.VARIABILITYMARKEDFORSUMMERPREPROJECTFLOWSONLY.,..-+IIDAYHIGH--•,I3DAYHIGH1,~7-DAYHIGH•III,!.foT.I-14DAYHIGH_1--LI-'-Tr~I~POSTPROJECTr--"I.--.,IIIII'----;'--r-..JL.-r---lI~-.,..I:.I'---,I1-__..J1..._______L___I14DAYLOWi1-7DAYLOW,PRE-PROJECT~I-1-3DAYLOW.--IDAYLOWI1II,I,,,IIII4540353025og>Coenu..(.J203:o..Ju..15105ooNoJFAMJ JAsPREANDPOSTPROJECTFLOWSSUSITNARIVERATGOLDCREEKF1GURE DRAFTsections.Thetechnologytomitigatebyusinganyorallofthetechniquesisavailable.Detailedinvestigations,aimedatdeterminingwhichmethodwouldbethemostsuitablewouldbeimplementedbeforeafinalprogramcouldbeinstituted.Oneoptionistomaintainorimproveconditionsinsidesloughsutilizedbysalmon.Upwellingwaterinthechannelsorsloughsprovidesthenecessaryflowtohatchtheeggsandtomaintainaquaticfoodorganismsduringthewinterfreeze-upperiod.Suchgroundwaterflowisnotsufficienttoprovidethenecessarydepthandvelocityrequiredbyspawningadults.Thisflowiseithersuppliedbytheriverflowingthroughthesloughorbybackwaterenteringthesloughfromthedownstreamend.Ariverflowlevelnear19,000cfsatGoldCreekispresentlyrequiredtoprovidetheupperendflowinthesloughs.Thislevelofflowisabovethesummerpowerrequirementsandmustbespilledduringcriticaltimes.Thereservationofaquantityofwaterasacrefeetcanbeestablishedandusedforthisextraspill.Sufficientwatercouldbeprovidedduringthelatesummertoallowaccessofspawningchumandsockeyesalmontothesidesloughhabitatcurrentlyusedbythesespecies.Inaddition,flowscouldbemanipulatedoverashortperiodoftimetoprovideadequatewatertorunthroughthesloughstocleanthespawninggravel.Theexacttimeofthespillandtheduration,whilegenerallyknown,requiresadditionalrefinementbeforeaflowregimecanbeworkedoutandsubmittedforinclusionintheoperatingscheduleorforrulecurveoperation.Althoughsignificantlydifferentfromthenaturalflowregime,flowssufficienttoavoidadverseimpactstothefisheriesoftheriverarepossibleiftheycanberegulatedonashorttermbasisduringthesummermonths.Theflowfromupwellinggroundwatermayormaynotbeavailableastherechargewatersourcefortheaquifershasnotbeenestablished.Thisrequiresthataprogrambedevelopedandexecutedtoestablishbothsourceandquantityofthegroundwatersupplyandtheresultanttemperatures.Thetechniquesfordevelopingthistypeofsurveyandassessingthefindingsareknownandmaybeappliedtotheproblemsassociatedwiththesloughs.Toinsureanupwellingflow,itmaybenecessarytorechargeanaquifer.Iftheaquiferissuppliedfromriverflowsandstoredintheisland(s)betweena-32- DRAFTchannelandthemainriver,anupperriverflowsufficienttorechargetheaquifermayberequired.Besidesestablishingalevelofriverflowtoprovidethenecessarysupportivedepthandvelocityrequiredbyspawningfishinthesloughs,thereisthepossibilityofalteringthewaterlevelcontrolofaslough.Thismayrequireexcavationatoneorbothendsofthesloughandaphysicalstructureattheupperend.Theusefulspawningareaofmanyofthesloughsisnotateitherend.Theupperendmayserveprimarilyasachannelforhighwaterflowstoenterthroughanditmaybeseverelyscoured.Thelowerendmaybeanareaofdepositionforsuspendedmaterialthatsettlesoutasthewaterflowingthroughthesloughslowsdown.Itmaybepossibletoalterthewatercontrollevelwithoutdisturbingtheusefularea.Ifthecontrolisloweredbelowthestageofthehighwinterpowerflow,theintroductionofriverwateratthattimeinthesloughsmayproduceundesiredresultsbythiswaterfreezing,iceblocks,byanchorice,orfraziliceformation.Thus,thecontrolshouldnotbeloweredbelowthestageofthewinterhighflowunlessaphysicalstructurethatcanbeclosedisplacedattheupperendoftheslough.Therivercrosssectionprofilesproducedanindicationthateitherfloworbedleveladjustmentsarepractical.Toestablishpreciselytheappropriatefloworbedlevelorcombinationrequiresthatadetailedsurveyoftheupperandlowerendsofthesloughsbemadetodefinethetypeofcontrolneededatsuchpoints.Watercanbeintroducedeitherthroughaculvertorthroughthebedwithshapeadjustmentstogivethenecessarysupportivedepthandvelocity.Exceptfortherequiredfieldsurvey,thetechnologynecessarytoundertakethistypeofmitigationisestablishedandavailable.Therequire-mentsforspawningareestablishedforthesespeciesinotherregions,asareflowsneededtokeepdepositedeggsalive.Dataisscheduledforcollectionthatwillbestockspecificforthisregion.Thenecessaryexcavationvariesforthesloughsunderstudy.Theexactquantitiesmustawaitadetailedfieldsurveyandthechoiceofflowcontrol.Thereare32sloughsatthepres~nttimethatareusedbyspawningandrearing-33- DRAFTsalmon.Theannualcostofmaintenanceoftheproperconditionswithinthesloughwilldependontheleveloffloodcontrolachieved.Withproperfloodcontrolthiswouldbeexpectedtobeminimal.Constructionmaterialssuchasculverts,gates,andgabionsmaybeconsideredasshelfitems.Theirusedependsuponthecontrolneededfortheindividualslough.Majorfloodshavealteredthesloughsandsidechannels.Destructionisgenerallycausedbydepositsofgravel,thescouringofthesloughbed,ortheisolationofthesloughfromthemainriver.Toinsurestabilizationinthesloughsthatareusedbythesalmonforspa~mingorrearingitisnecessarythatthelevelofamajorfloodwithareturnperiodofapproximately20yearsbereducedtoabout28,000cfsatGoldCreek.ThisrequirestheallocationofstorageroominthereservoirsandthedevelopmentofareleasepatterntomaintainthedesiredflowlevelatGoldCreek.Withoutfloodcontrol,miti-gationbyalteringtheoccupiedsloughsmaybefoundtobeimpractical.Thefinallevelsofflowregulationmustawaitthedevelopmentandcompletionofthesurveysofthesloughstofindtheirlevelsandslopes.Improvingconditionsinsloughsnownotavailabletospawningsalmonispossibleunderthesamescenarioasmentionedabove.Thereareanumberofsloughsnownotusedbyspawningsalmoneitherbecauseofthelackofwatertosupplytheneededsupportivedepthandvelocityrequiredbyspawningsalmon,lackofsuitablesubstrate,orbecausetheupwellingflowrequiredtomaintaintheeggsandfryisnotpresent.TheexistingtransectsurveysarenotadequatetodeterminetheprecisebedlevelsinthemainSusitna.Afieldsurveyofthemostpromisingnon-usedsloughscouldresultinchannelalter-ationssimilartotheapproachsuggestedforsloughnowusedbysalmontobringsuchsloughsintousefulproduction.UntiladditionalfieldsurveyscanbemadethesesloughsmustremainaspotentialTorproduction.Ithasbeensuggestedthattheexistingsloughsnowusedbysalmoncouldbeaugmentedbyadditionalflowfromthemainstembymaintainingwaterlevelsthatpermitgreaterwettingofthesloughbeds.Thereisapreferredtemperatureforspawningsalmon.Throughcontrolofthewatertemperatureby-34- DRAFTtheuseofamulti-levelintakeitmaybep.ossibletomaintainthesloughtemperaturelevelsasnearaspossibletothepreferredlevels,thusresultinginmaximumproduction.Theselevelsareestablishedbuttheyneedfurthersiteverification,forSusitnastock,inorderthatatemperatureregulatingscheduleforwaterreleases,primarilythroughthehydroelectricturbinesmaybesuggested.Ithasbeenmentionedpreviouslythatitmaybeundesirabletohaveasmallamountofriverwaterpassingthroughthesloughareaduringthecoldwaterperiod.Thisrequiresafurtherexaminationtodeterminewhethersuchwaterwouldbeusefulorharmful.Ifuseful,itwouldexpandtheproductiveareaoftheslough;ifharmful,itshouldbeexcluded.Maintainingareasinthemainriver'wheresalmonpresentlyspawncanbehelpedinpartbyincreasingthewaterclarity.Ifthelevelofclarityofthewatercanbeimprovedafterit·haspassedthroughthereservoirs,itispossiblethatthemainrivermaybecomemoreproductiveandthesuspectedareaswheresalmonmaynowspawnwillbeimprovedbytheremovalofsilt.Itisassumedthatthereislittleuseoftheriverbychinooksalmon.Inotherlargestreamschinooksalmonareknowntospawninthemainstem.Withmostofthesiltremovedandwithflowcontrolspawningadultsmayutilizenewareasfortheproductionoflargechinooksalmon.Itisnotrecommendedatthistimethatadditionalgravelbeplacedinthemainstemforspawningpurposes.Ifspawningareasdevelop,theywilldevelopunderthenewflowconditionsastheriverisfreedfromscouringfloodsandentrappedsilt.Itisbelievedthatthereisalimiteduseofthemainriverbycohoforspawning.Withwaterthatisrelativelysiltfree,andwithriverdischargecontrol,riverareasmaybecomemoreproductiveoradditionalareasinwhichthecohosalmonwillexpandtheiractivitiesintomaybedevelopednaturally.Additionalstockingofthesehabitatsmayalsobedesirabletomorerapidlydevelopnewpopulations.Thevalueofthisapproachrequiresadditionalstudytoevaluate.Increasedfoodproductionmaybeexpectedinthemainriverareasasthestreambecomesclearer.Additionalstudiesshouldbemadeofthistopredictapossibleincreaseinrearingareaforbothcohoandchinookfry,fingerlingsandyearlings.-35- DRAFTMan-madespawningbedscouldbeconstructedandoperatedinsuitableareas~inoroutoftheSusitnabasin.Man-made~orartificialspawningbedshavebeensuccessfullybuiltandoperatedforsockeyesalmonincoldareas.Atthistimethereisnolocationpickedforsuchspawningchannels~butitremainsasapotentialformitigationoraugmentation~asthemechanicsoftheirconstructionareknownandthepotentialresultingefficienciesestablished.Chumsalmonareknowntospawninupwellingspringareasanditwouldbeexpectedthattheywouldrespondtoconditionsinanupwellingartificialspa,vningbed.Itispossiblethatcoho~chinook~andsockeyesalmonmayusesuchanareaalso.Theoperationofartificialspawningareasunderfreezingconditionsrequiresacarefullydesignedsystem.Suchspawningbedswouldhavetobeprotectedfromscouringfloodflows.Sufficientnumbersofchannelshavebeencon-structedsothatageneraloverallcostmaybeestablished~subjecttositespecificconditions~particularlythewatersource.Inadditiondevelopmentcostsandannualmaintenancecostsmustbeadded.HatcheryfacilitiescouldbelocatedinoroutoftheSusitnabasintomitigateforfishlossesasaresultoftheproject.Hatcherieshavelongbeenusedforsalmonproduction.Hatcheryconditionsvary~butproductiontechniquesarewellestablished.Hatcherieshavebeenbuiltandoperatedincoldareaswheretherearesalmonruns.Thecostswillvarydependingupontheclimaticconditionsandthespeciesofsalmontobehatchedandreared.ThespeciesfoundintheupperSusitnahavebeenculturedelsewhereinhatcheries~butrequiredetailsforsitespecificconditions.Avolumeofpure~welloxygenatedwaterofpropertemperatureisrequired.Thecostofsupplyingoneorallofsuchrequirementsatagivensitemaybeprohibitive.Temperaturecontrolmaybeaverycostlyfactor.While4C.watermaybedesirableinthewintertime~itwouldbeundesirableduringotherperiods.Theresultingproductionfromasuccessfulartificialspawningchannelorhatcheryoperationcallsforadditionalmanagementtechniquestoprotectthenaturalrunswhichco-mingleinamixedfishery.Hatcheries~asaninlieu-36- DRAFTmitigation,mighthavetobelocatedoutsideoftheSusitnabasin.Thetechnologyofconstructionandoperationisestablishedandsuchafacilityremainsasapotentialformitigationoraugmentation.-37- DRAFTIMPACT:DownstreamimpactsonthefisheriesresourcesoftheSusitnaRiverbelowtheconfluenceoftheTalkeetnaandChulitnarivers.Theinstallationandoperationoftheproposedhydroelectricprojecthasthepotentialofalteringthenaturalflowregime,temperature,waterquality,rivermorphology,andiceprocessesinthisreach.Allofthesechangeshavethepotentialforadverselyimpactingorbenefitingthefisheriesresourcesofthisreachofriver.PreliminarybaselinemeasurementsanddataanalyseshavebeenconductedfortheseparametersfortheriverreachbelowTalkeetna.TheSunshineStationattheParksHighwayBridgehasprovidedthebasisforevaluationofthisriverreachalongwithsupportivedatafromtheAlaskaDepartmentofFishandGamefisheriesinvestigations.Thesedatahaveprovidedinformationonthedistri-butionofresidentandanadromousfisheriesresourceswithinthisreachandthevariabilityoftheotherphysicalandchemicalparametersofthepre-projectriversystem.Theoperationoftheprojectisprojectedtoestimatechangesinthemonthlyaverageflowsinthisreach(Figure13and14).Fishwillexperiencepost-projectdischargesthatarewithintherangeofnaturalvariabilitybutgenerallylowerbysome20%ofaveragenaturaldischargesduringthemonthsofAugustandSeptemberatSunshineStationandaround10%loweratSusitnaStation.Asthesemonthsareassociatedwiththemajorityofspawningactivityoftheanadromousspecies,littleeffectoftheprojectonthesespecieswithinthisreachisanticipated.Thewintermonthswillcreateconditionssubstantiallydifferentfromthenormalvariationofthesystem,withsignificantincreasesinthedischarge.Duringthisperiodo~time,themainstemisusedforoverwinteringhabitatforanadromousjuvenilesandresidentspecieswithverylittleincubationofsalmonreddsoccurring.Althoughtheincreaseinwinterflowsissubstantial,itisstillasmallamountcomparedtothecapacityofthechannelandthereispresentlynodataavailablethatsuggeststheflowswillcauseadverseeffectsonthefisheries.Theincreaseindischargeduringthisperiodmayimprovewinterconditionsontheriver,butthereisalsonodatasuggesting-38- NOTEI.PERIODOFRECORD:PRE-PROJECT-1950-1979(SYNTHESIZED)POSTPROJECT-1950-1979(SYNTHESIZED)PRE-PROJECT~r---,I----JiIIL___III.JIIl----L__I___,~ST-PROJECT.II1--....If---.J'-__,L..__-,I---.-1IIiI"II I,1I,1II706050009>CU)40u..u3=0..Ju..302010ooNoJ FMAMONTHSMJJA.SPREANDPOSTPROJECTFLOWSSUSITNARIVERATSUNSHINESTATIONFIGURE15-;;.)'. ISOr--.~------.------------------------160tQTI;I.PER100Of"Il£CORD:PRE-f>nO.JU:T-1975-1980(RECORDED)POSTPR03£CT-1975-197'9(SYNTHESIZED)2..VA.Rl~BIUTrWA.RKEOFORSU~J.L£RPRE-PROJECTflOWSONLY.I-f-...-,-1--------"-------------------+----;..-.:.:.:-.-±=t---1r---~-~;...tDAYMtGl{-r-120l----------------f--+-I--+---t-:-t------r-=t.-'.~-4-__-r-i•~__JI. .I,-------------114O~yLOW7DAYY,~ff-f-+-I+----t--.--t:...-:IJI:r-=:::=:::f==-----------------~.-----"l.---------.-!=-......,~--Ir--I--J1---+--------------------1-100.000MU)80u..u---~0-Jl4...60-I-...40.~t20ooIINnfFIII-tJIIsPREANDPOSTPROJECTFLOWSSUS1TNARIVERATSUS1TNASTATtON'1FIGURE DRAFTthatoverwinteringhabitatlimitstheabundanceofthespeciesinthisportionoftheriver.Additionaldatacollectedwhichwillmoreclearlydefinethechangesinstagewithrespecttothecrosssectionsinthisreachoftheriverareplannedforthiscomingfieldseason.ExaminationofdischargedataatSusitnaStationindicatesthatthemonthsofMaythroughOctoberarewellwithinthenaturalvariabilityofthesystem,butasatSunshineStation,thewintermonthsprovideforsignificantdischargeincreases(Figure14).Thesechangesarenotpredictedtohavesignificanteffectsonthefisheriesresourcesofthissystem.Thewatertemperaturechangesinducedbytheprojectversuspreprojectcon-ditionsattheSusitnaRiverconfluencewiththeChulitnaRiverhavebeenprovidedbyACRESAmerican(Figure11-LRX-3).Asthiswaterwillmixwiththeothertwotributariesinthisvicinity,thetemperatureeffectsduringboththesummerandwinterperiodsshouldbewellwithinthenaturalvariabilityofthewatertemperaturesduringtheseperiods,andnotsignificantlydifferentfromtheactualpreprojectconditions.Therefore,thedownstreampostprojecttemperaturepotentialimpactswillnotbeaffectedinthisreachoftheriver.Thewaterqualityparametersmeasuredduringthe1981summerattheSunshineStationsamplingsitehavebeenusedasthebasisforevaluationofthepostprojecteffectsonwaterquality.Postprojectwaterqualityconditionshavenotbeenclearlyestablished,butevaluationoftheparametersbyR&MConsultantsindicatesthatnohazardousconcentrationsofanychemicalconstituentsareexpected.AlthoughdecreasesinthesummersuspendedsedimentconcentrationsandassociatedturbidityarepredictedfortheriverupstreamoftheChulitnaconfluence,theeffectsoftheChulitnaRiversedimentloadonthesystemshouldbesufficientlyhightomaskanybenefitthatcouldbeexpectedbelowthisreach.ThisiscausedbyareductioninvolumeandasubsequentlessercontributionofthetotalwatervolumebythemainstemSusitnaaswellastheChulitnabeingthemajorcontributorofsedimentperunitvolume.Addition-ally,analysesofthewaterqualityparametersvariabilityduring1981indi-catesthatthevariabilitybetweensamplingperiodsisofsufficientmagnitude-41- DRAFTthatanydecreaseshouldnotbedistinguishableinthisreachoftheriver.Thisrelationshipalsoholdsforotherchemicalparametersaswell.Winterturbiditymayhaveminorincreasesoverthenormalconditions.Thereisnodataavailabletosuggestthesechangeswillbeadversetotheexistingfisheries.RivermorphologychangesmayoccurinthisreachofriverbecauseofthedecreasesinvolumeandsubsequentbedloadtransportbythemainstemSusitnaintheconfluenceareanearTalkeetna.Alongtermaggradationofmaterialsmayoccurinthisreachandthuscauseanincreaseinstageatanyparticulardischargeinthisreach.Thefloodfrequencyofthelowerriverwillbedecreased.Thismayproducealongtermchangeinfloodpatternandprovidemorechannelstability.Themagnitudeofthesechangesdonotappeartobesufficienttoprojectanychangesinthefishhabitatinthisarea.TheiceformationprocessesarepredictedtochangebecauseofwintertemperatureeffectsontheriveraboveTalkeetna.Onaverageyearconditions,anicecoverisnotprojectedtoformabovetheconfluenceoftheChulitnaRiver.Asaconsequence,theiceformationprocesseswilloccurinthevicinityofthisconfluence.ACRESAmericanhasprovidedadetailedanalysisoftheiceformationprocess.Thereiscurrentlynoinformationthatsuggeststhesechangeswilladverselyaffectthefisheryresource.MITIGATION:Basedonthecurrentlevelofinformationavailable,postprojectplannedoperationofthereservoirsshouldprovideconditionsintheriversufficientlyclosetopreprojectconditionsthatsignificantchangesintheexistingfisheryarenotpredicted.Therefore,impactsinthisreachmaybeavoidedbyoperationoftheprojectinthecurrentlyplannedframework.Thisincludesdownstreamtemperaturecontrolanddissolvedgascontrolinthespilledwaterandaflowregimethatiswithintheminimumscurrentlyprojected.-42- DRAFTADF&G.1975.Pre-authorizationoftheSusitnaHydroelectricProject:PreliminaryInvestigationsofWaterQualityandSpeciesComposition.AlaskaDepartmentofFishandGame,Anchorage,Alaska.PreliminaryComposition.ADF&G.1977.Pre-authorizationoftheSusitnaHydroelectricProject:investigationsoftheWaterQualityandAquaticSpeciesAlaskaDepartmentofFishandGame,Anchorage,Alaska.ADF&G.1981.SusitnaHydroelectricProjectEnvironmentalStudiesReportSubtask7.10-AdultAnadromousFisheriesInvestigations,ChinookSalmonSpeciesReport.PreparedbyAlaskaDepartmentofFishandGamefortheAlaskaPowerAuthority,Anchorage,Alaska.ADF&G.1981.SusitnaHydroelectricProjectEnvironmentalStudiesReportSubtask7.10-AdultAnadromousFisheriesProject.PhaseIFinalDraftReport.PreparedbyAlaskaDepartmentofFishandGamefortheAlaskaPowerAuthority,Anchorage,Alaska.ADF&G.1981.SusitnaHydroelectricProjectEnvironmentalStudiesReportSubtask7.10-SpeciesReports,JuvenileAnadromousFish.PreparedbytheAlaskaDepartmentofFishandGamefortheAlaskaPowerAuthority.ADF&G.1981.SusitnaHydroelectricProjectEnvironmentalStudiesReportSubtask7.10ResidentFishInvestigations,UpperSusitnaRiverSpecies/SubjectReport.PreparedbytheAlaskaDepartmentofFishandGamefortheAlaskaPowerAuthority.APA.1981.SusitnaHydroelectricProjectEnvironmentalSubtask7.10:FishEcologyStudies.SubmittedEnvironmentalSpecialists,Inc.toAcresAmerican,Inc.PowerAuthority,Anchorage,Alaska.StudiesReportbyTerrestrialfortheAlaskaPeterson,L.andR&MConsultants,Incorporated.1981.SusitnaHydroelectricProjectHydrologyStudiesDraftFinalReport.ImpoundmentEffectsonWaterQuality.AcresAmerican,Inc.Buffalo,NewYork.-43- R&MConsultants,Incorporated.1981.SusitnaHydroelectricProjectPreliminaryReportSubtask3.10:LowerSusitnaStudies-PreliminaryOpenWaterCalculations.SubmittedtoAcresAmerican,Inc.,Buffalo,NewYork.R&MConsultants,Incorporated.1981.SusitnaHydroelectricProjectInterimReportSubtask3.07:SedimentYieldandRiverMorphologyStudies-ReservoirSedimentation.SubmittedtoAcresAmerican,Inc.,Buffalo,NewYork.-44- DraftAnalysisofFisheriesMitigationOptionsThevariousstagesofSusitnahydroelectricdevelopment(cofferdamcon-struction,damconstruction,reservoirfilling,andreservoiroperation)areexpectedtocausevariousimpactsonthefisheryoftheSusitnaRiver.Manypotentialimpactsassociatedwithhydroelectricprojectshavebeenexaminedand,wherepossible,techniquestominimizetheseimpactshavebeenincorporatedintothedesignofthedamsandancilliaryfacilities.Thesepotentialimpactsincludesupersaturationofgasesinthewater,changesinwatertemperature,lossofhabitat,andinterferencewithanadramousfishmigration.InformationattacheddescribestheproposedoperationoftheSusitnahydroelectricdevelopmentincludingreservoirdrawdown,downstreamflows,andtemperature.Supersaturationofgas,particularlynitrogen,canbelethaltofish.Thisconditioncanresultfromplungingflowsfromthedamspillways.DesignfortheWatanaandDevilCanyondamshavebeenmodifiedsothatconetypevalveswillbeusedforthespillwaymechanismthereby~irtuallyeliminatingthepotentialsupersaturationproblem.Changesinwatertemperaturesdownstreamcouldresultinpotentialimpacts.Thisproblemhasalsobeenexaminedanddesignsmodifiedtoreducethepotentialforimpacts.Amultiplelevelintakestructurehasbeenincorpor-atedandshouldresultinaminimizationoftemperaturechangesfromthosethatnaturallyoccur.Operationofthetwodamsalsohasthepotentialtocreateimpactstofisheries.Theseimpactswillvaryforeachsegmentoftheriverdependinguponthedistancefromthedams,changesinstreamconditions,andfisheriesresourcespresent.Thesesegmentsoftherivercanbeclassifiedas:theimpoundmentareas,DevilCanyontotheconfluenceoftheTalkeetnaandChulitnarivers,andfromtheconfluenceoftheSusitna,Chulitna,andTalkeetnariverstoCookInlet. Intheimpoundmentarea)thegreatestimpactswi11occurduetolossofhabitat.Tributarystreamsutilizedbygraylingwillbeinundated.AlthoughthemainstemriveroftheSusitnaisnotconsideredaproductivearea)thisareawillbelostasriverinefishhabitat.Otherchangesoccuringinthereservoirareawillbesettlingoutofsedimentloadandanincreaseinproductivity.ThesectionoftheriverfromDevilCanyontoTalkeetnawillbesubjecttothelargestpotentialimpacts.Thisareaincludesnaturalspawningareas)primarilysloughsoutsideofthemainstemoftheriver.Reductionofflowsduringreservoirfillingwillresultinflowsof900cfsinthewinterand6000cfsinsummer.Thesewinterflowsapproximateambientconditionswhilethesummerflowsaresubstantiallyreducedfromnaturalconditions.Thereductionoftheseflowswilllikelyresultintheeliminationofaccesstosloughsusedforspawningbychum)pinkandsockeyesalmon.Followingreservoirfilling)powerproductionflowsinthesummerwillalsoprohibitaccesstothesloughs.Incontrasttotheseimpacts)reductionoffloodflowsandeliminationofmostofthesuspendedsedimentloadcouldimproveexistingmainstreamconditions.AdditionalenhancementofmainstreamconditionsisbeingactivelyconsideredasameansofmitigatingthelossofsidesloughhabitatinthisTalkeetnatoDevilCanyonreach.TheleastimpactswilloccurintheriverdownstreamoftheconfluencewiththeChulitnaandTalkeetnarivers.Flowandtemperaturevariationswillbedamperedgreatlydownstreamfromthisconfluenceasflowsfrommajortributarieswillcompensateformuchofthechanges.Operationofthereservoirwill)however)resultinareductioninfloodflowsandanincreaseinwinterflows.Manymitigationalternativesarepresentlyunderconsideration.TheTESannual1980reportmorecompletelyoutlinesthepotentialimpactsassociatedwithhydroelectricdevelopment.Theseimpactswillbeaddressedinthefeasibilityreport.Possiblemitigationmeasuresarepresentedingenericforminthefollowingtable.'.'::' MITIGATIONOPTIONSFOROPERATIONFLOW-DOWNSTREAMFISHERIESA)AvoidanceB)MinimizationC)RectifyImpactD)ReduceorEliminateImpactOverTimeE)Compensatenochangeinnaturalflows~noprojectoption-provideadequatedownstreamflowondielbasisthroughoutyear-PQssiblenoprojectoption.alternativeflowregimetominimizeimpactsonfisheriesresource-mechanicalalterationtoprovideaccesstospawningareasatnewlycreatedflows,transportingofgravelstosuitablymaintainspawningareas.-basicallymonitoringofresourceasimpactsdevelop,andalsomonitoringofplannedmitigationmeasures.Thismayincludethefollowingexamples:repairstreamalter-ationsduetoflooding,properoperationandmaintenanceofanyartificalpropoga-tionfacilities-lakefertilizationforsockeyeenhancement-fishhatchery-artificialspawningchannels-creationofnewhabitatsitesnotcurrentlyutilized-fishpassagestructures-lakeandorstreamstockingmanagement MITIGATIONOPTIONSFORIMPACTOFIMPOUNDMENTCREATIONA)AvoidanceB)MinimizationC)RectifyD)ReduceorElim-inateImpactE)CompensateNoimpoundmentcreation;meaningnoprojectoption.1.Loweringheightofreservoirpools,thereforereducingthenumberoftributarymilesinundatedbytheimpoundments.2.EliminateWatanaReservoir-optingforsingledamsiteatDevilCanyon.ProposedWatanaimpoundmenthasmostoftheproductivetributaries.3.Movedamstositeswhereasmallernumberofstreamswouldbeinundated.4.Provideforenhancementofotherspeciessuchassalmonorresidentsalmonids.Flowregulationdownstreammayprovidethisopportunity.5.Development,ifpossible,ofafisheriesintheimpoundments.Possiblestockingofportionsoftributaries,inclu-dingareasthatwillnotbeinundated./Monitoringoftributarystreamsystemstodetermineimpoundmenteffectsuponfisheries.Intensifymanagementeffortsinexistinghabitatstoenhancepopulations.Alsostockingoflakes,otherdrainagesystems,removaloffishbarriersandotherhabitatimprovementmeasures. MITIGATIONOPTIONSFORDOWNSTREAMTEMPERATUREREGIMEALTERATIONSA.AvoidanceB.MinimizeC.RectifyD.ReduceorEliminateE.Compensate1.Multi-leveldischargesthateffectivelyprovidecontrolledtemperaturesduringsummermonths.2.Considerationoffloatingintakestructuretoallowcolderwinterintakewatertobedischarged.Improvedmulti-leveldischargeschemescouldalso'accomplishthis.3.Duringfillingtime,considerationoffeasibleoptionsfordischargingwaterwithatemperaturecloselyfollowingtheexistingtemperatureregime.1.Multi-leveldischargestructureshouldatleastreduceanysignificantimpactonsummerrearingandadultbehavior.Properoperation,design,andcontrolofwaterreleasesatbothdamsarenecessary.2.Duringfilling,possiblevariationinflow"releasestoallowwatertemperaturesdownstreamofthedamtoobtaintemperaturesasclosetothepresentregimeaspossible.Importingartificallyrearedstocktotheaffectedarea.Monitoringwatertemperatureregimeandfishpopulationresponsetothealteredtemperatures.Introductionofotherspeciesorstocksmoreadaptabletoalteredtemperatureregimes.Replacementoflostpopulationinothergeographicareas.ArtificialpropogationinsuitableportionsoftheSusitnathroughspawningchannelsorhatcheries,iflossesconfinedtothereproductivecycleofthesalmon. ReservoirOperationsandTemperatureModeling1.Preandpost-projectaveragemonthlyflowsatGoldCreek,Sunshine,andSusitnastationsfor30yearhydrologyrecordutilizingCaseA(proposedoperationscenario).2.Preandpost-projectaveragemonthlystreamtemperaturesforCaseAforaverage,wettest,anddriestflowyearofrecordinthereachfromDevilCanyontoTalkeetna.3.Post-projectstreamflowsduringWatanareservoirfillingsequence.4.Reservoirtemperatureprofilesforaverageyearconditions.5.Post-projectstreamtemperaturesduringWatanareservoirfillingsequence. GOUt fPFEI,IIHtATF.[1 f'RF.-F'RO.JECT nlnlfl OCI NOV [IEC ./(IN FEB MAR APr,t1A .("liN lilt Al!B "EP YR AVO 6335.253],1439.lO::!?71'11'1.726.l:PO.11510.1 96()(\•:?;i6()(I.1 ~·flBO.1'(3("•?9'1? 304fl.UOO.1100.960.1'1;;>0.740.l6.17.J'1()~HI.:!(I?90.?;~.l~:;?()•19670.2.1 ::!·10.906;!• 55?1.2744.1900.It,.OO.1000.BBO.9:·,~O •:54J9.:n370.26390.20920.J -1"fI(1 •9:516. 8202.3-19'7.1700.1100.820.B20.lMS.19;;>70.27320.;;>0200.;!(161 ()• J ~;n().1.(103:5 • ~')I.)04 •:noo..1:'iOO..1300 •1 (100.7RO.J :?~~.1.7.?flO.:·!~)~!::-jO f ;'!0:360.;;>6100.129;"0.96l9. 5370.;~760 •20 1\5..1794.1400.UO~.1200.9319.;;>9fMO.27500.~)~L7~,(\•J1;;>?0 •.I O;!04. 11951.1900.1300.9flO.97()•940.~?50 •1 U60.:U340.':0090.2453(1.JfIUO.l.t41? 5006.3050.2142.J700.1500.1200.1;;>00.nnw.30160.:n:3.l.o.2(1:')40.J9flOO.10347. B21:?39:i4.3264.1965.!307..I..t 4 fl •1 ~)33..12900.:;·~.i'00 •:nHBO.2;~~4(lt 7f'i50.94~3. 'Ifill.2J~Ot t513.1448.U07.91'10..t2~.iO.1 ~)990 •?:n2 /1.?5000.:U IflO.169;;>0.104fl9. 6~):)O •2fl:5().;~200 •1fl45.1452.1197.J300.l57flO.1~)5:'H)•2:!'?Oi)•;!:~:590 •?O:i HI,9649. 7794.:WOO.2694.245:?17:')4.1 fll.0 • 26~().17:360.;!94:,)O.:,!~15/0 •;·.''<'I('(I.J:!]7(1.107:i0. 5916.27()0.2100.1.900.l:HIO.1.400.'70(1.1.2590.43;;>70.25B50.;?~1550 •l ~Hi90.Il~31. 6723.2800.:?OOO.ltS(lO.l500.1000.flJ(I.19(1](1.2(,(100.34400.;!:l670.12];W.'los'a9, 6449..:::'250..t4 Q4.104R.966.713 •:;'4~i.4:5(1'1.~;()~,BO •?29~(),16440.95::'.1.9791. 6291.2799.12 J.t •960.fl60.90O,11 {,O.12990.~~~;720 •~!Ill"!0 • ?l1;;>(I.19350.l(IJ 1? 7205.?O98.t631...t400.t 3 (10 •1100,1775.964~.3~!9~O •19060.2 JlL~O.11'1~jO.939~. 4163.1.600.1.500.I.~OO.J400.CWO.1167.15400.;;>9~10.;;>6flOO.326?(1.1 M1i'O..ll.1:H. 49()(1.?:3::i:l.2055.t 90.1.•19(1(1.1900.19t<1.16.tflO.:H5~0.~!64:!(I.Jl.t70.Hfl16.9 7 61. 3B2;~•1.630 •.flB:?724.723.6.1(,.1~IO.1tO~O.1~50(l.i (,.t.00,fjfl79.50'i~~.551,l. 31?4.12J5.066.824.700.776.lORO..t.t 300,1.fl630.2~'o"'(I •J99flO.9111.7~:l5. 5208.:J407.2290.114;l.J036.950.1 OB~.'.3745.32930.239:;0.:319.10,.14440.1.0206. 5847.3093.2510.2Z:W.20~!B •1 H2;~•J7l0.21fl90.~~4J):1O •22770.In90.,~1;;>400.108Jo. 4826.22~:;3 •1465.1200.1200.tooo.'0:,'1.f.P3:i.~Uf.lO()•Jfl2~)(I.;;~O;;>'i'O •~'Ol4 •A()!)1. :0I73J.152:1,t034.fl74.777.724.992.ltd fI(1 •1'1£170.1IH1OO.1 (';"20.t ?:;'~jO.75ftl. 3739.1700.·t603.151.6.147t.1400..1~9J.1 ~n:iO.:i:!31 o•277:)(1.lH090.tl.d t ().IO:~:H. 7739.1993.lOBI.974.950. 900.1373.126:?0.243BO.lln40.19800.bflA1.8136. 3874.26f)O.2403.IR29.J61fl.1.500.1680.1?(.80.37970.22870.19;!40.1:1(,40,1(l(lBO. 7571.3525.2~fl9.:?0?9.1668.1.60~;•170;;>.1.1950.J 9(1~;0.~~J(I;:~(I.It.d90.H607.HJIl2. 4907.2~:;:1~:;,.16flt.D97.1.2fl6 •1200,J 4~;(I.CHI 70 •2-l690,2flflflO.~!(I4(.(I.1077(l.94:n. ::;639.•2467,.1.773.14:14 •1?36..t.t 1 4.1368 •l:3 :Olli'•~!79:H:l ,2:305:1,21479.131.71.. 1; 'J !HHISIIIlIE tilflllOll lJPI,lflrEn PI~E"f'ROJECl FLOWS ocr I~OOJ 12~2~ IJ;13. 1;'394. 1~3~:2;··. 1218B. 1101 l. l:'L~3:::• 10:,;",'• 11:'i?::J 1 :,iI :,\1 • 16:;;'h. :l ,1 ~L"i • 1 :l~'~)t:, t B::j~3:~;., 1~;'l73 IB:·.~O~:• 115~;1 10/,()6 8 ~.)'1\:3 • ll,~• 1~264. 143:l3. IJ~HU 11281. 1~302. 1~~63. 10620. L/j;i. 1122J Ill]'J ['.ic,:59. 1'/1;:• ~)?02. 717'9. 50',"2. 6:3 ,10. 'lJf,;'.• 70:~'7 • 903~. ~331 6415. 6109. 6657. t~,:)~j2'• ~:;)';''J ;", 7-1'/2. :)3.c 1 ·)29;J, :)Il.l. ~Oitf}. :F?3. },tl)',• I~~-:1:;• SOlO. 16~9·t 1738. ·l:J8. 3888. ?130. ~;1.>'113 • nEC J611. ,\804. 37B2. ~08('. 3977. 1313. 3161 1907. 6139 :'~.~~;":;;::~. 1;-3::~3 • ~;:::,0·l. 4820 16 c O. 3533. ·)536. :5 'Ttl,:j I 3956. 45t):\• ;!I.,:,i 0 • 28 HI. ,19.30. """","...... ,IOJO. .~~)2,11 • :~'j i'i'"t ::7,)0\. ~:;:'~85 • ::;313. 4308. Jiltl 2:''10. :!9 ,~(). 34/'0. 2111.;.}t 36t,';:• :39V. ~,<,12 • 4006. 4061't :n:p. ~l 0:5';. .'\7.~';'• -4 2:!::.~. ·10/,1.........,.,... .':'I "I • 3:r7::" 3')(H. 36',13 • <\1Cl. 2;!HI. 2600. 332~.J • ,,\~.:~,..t 3312. ::~1B ::~• :3~:;"6 • 2507. 42:51. '12Ll. 361'1. FEB 2276. 2133. 2511. 23'1:3- 28B(,'. 3189. :'286. 3-171. 2-?9<,• J();;';'• .'Lo'01. 3'\78. 3:H:,• 3621. 2 "·17. 2'76:;. 300'7'• 32'1'4. J~'B6 • 2092. 2·H8. 2~11 -1 • :5<101. 298<\. 2~t9. 2990. 2.355. 3610. 32:~"7 • 3206. H(;f, ;'033. ;!1 II 'J • :?:?B2. ::~:~1 /• 2 ·12:~. .~~~;7 / 220S~• I:H4. 6·j]• ;,'0-:)• ~~61':::;• 31:'j(j. 2 S~"~"5 • :!~3 7'7'• 20U. 28113. ::.~8?:;• 2;.'9.3. 38',8. 2071. ;'382. ~;:~51. :3:1 :!,:'). ::C.·16. :'!:~:.~()• ~'1310. 2281. JIll, 3()0~~ 2,'63. Iwr, :':H1. ,~:j6.L ;.!:5:')]. ·l·.,~'1',:'• :~;;:()/1 • :,','<ill :';~1,1 ::'90;'• ;;)..~C;:', :~H '·l:'.";~ ;/'i;::n • ~'1.t)'i • 33fJl :::O~:~:J • ::;q~'l • ~~·1 :\~"i • :3 :~i '7\:~J • .~n.\-7'• 1359. 14~H. J150. ~610, ,,,::~:I.C'• :iH:21 • 2S~l,~. 3160 • J;l9,1. .'.!.:'j ~5 7 :'~:.j -1 :.~• ~370-1. H,W 2:'o11n. '12196. 11 258. 50302. 3:::::;;-5, ~!1 'i'~i;:!• 3.3157, :1'11-1'.). ::,~;J759 :2,'\1,,0. :nB02. 3:!·nn. :21:520. ~i~;2·15. 11(,.·I::i. 2-15'7'7. 1 tI 171~• J:'912. 36961 2t:'i09. :25687. 10632. 3618(). 18215. 31-186. 29380. 2::'87:;, '1 ...·11-..-,....1.0-1 ..' ~~2;"07 , 33076. .JIll! ,15613. 5f18 j',!. t,H7.3H I 6,tO /:j. ::i,}i;('0:,• "';'Mlt,. 7.l'·U. i'S'J~;'~1 flO 7:'j::'I 61206. 39311. "'OHM, 8:'-;53;'• :)6',;27'• 11107:t" ~iP.1Bt~. 6',>i/,'Y. Mdt,;:>• 7b770. '10 1'()-I. 'li6e.;'). 76208. 668:i6. G'l9~J, -1371J, 7~836. ~6J~6. B/77~S, ~8041 5Yft·}9c ..lUI.. ~')1179. .H'I"1. b'l:~3';:• ~;~2:'1. ~'i ~\3::':6 • /'oa,\,1. 8()~3b't • b:~:'50:~• :31'~1::;O .• 6 'i'~;j?1. :iI"22'1. IJ~1l.1~)• b ~;t'i':),~• ::'B.:.!l';• ~:.)B(.t3ii • (:.~.>jO·l:!• S::J~1:1. '77125. 6'i733. ~~'j267 • f,07?1. i)·17S;'• b:~~7 ::!. 51711. 51267. '7 ~-:'l:,';2. 5:)::506. c.;,.l ?'l ~j/','30. j.ll;,1. AUG 31849. 5B3~A • S:4363. 19951. ~:;~:'7 ~:.1 • 776i2. 6903~. 5:'243. ~#"'r'~..fn 7.1 ..·.• 71r1H. f:.;~':,,5 1 :;• 6/~;.,>1";'. 61181. 52938. '1.'>3'1'1. ~'i6J l5. 6 '1(',/"7....',).//" :~~:.:7 .'17 46730. 24b5b. 5'19~6 • 'i'1~~"• fi 1251. 51085. 113?21. 516;'8. 52155. 5~,157 • '12118. ,18897. SFF' :'!:.'7.'5 11. ~.;1 06: :,~...:O::j 7. :3 :?;:::~'/• :'(-L1 /"6. :55385. II 1';3. ·ID I ;,1 • :l0098. :5i,S'1~;. ·1:HIB6. 360~71 • 31>/11. :~'i'182 232(,~'• ;i:1 ::'ij.3 ~50156. :'Ii':~79 • ::~(lH8~• H26a. 27191. :~:.:102 • :\'115,;• ;/~J;!.3B • ;:;'11-0'. :~~)~6 i~• JHS02. :~2/1 'r. :'~2',~1::• ;;,:,'j'(i ~)• YB t,'.'I~ :,0;(01. ~'':':j~·a2 • 201~. 1315. I ·'"I I '1. 58U1. 7121. 6418. 2670. 518a. 21~B. :!1\92:}. •••.•~..-~I ,.;,iJC,J I • 2 '\o:i86. 2:~H l"? 24S:-jt)• 22c:,::O. 2:"3;'1. ;,,10 U:. 112",'). 2023G. 2·1~03. ~1277. 20132 I~071 24890. li865. :~i126. 1'7 i-01'. 22:;'/:3. I " :t :;~6 :;:c ~~j B :'.~1 119-7 t :\'lS'H.::;':,'~2.~~.~,.~1.•3L;'7.277l7.6~198.63178.~~90().Z2~0·1 HU~;j i I·;,',ill"i 1011 ur·!.I"F[[I ("1([Fr,O.lE(;T Fl.OW!> ( ill.:I ..:.~.B/i ';' lllO;'"• 31~~~. }'1~52. 20la 2;3d/.~, 1 ?";.-......, IH;:.'.:'. ~~j :2 \)~~r.'~ ..1'.;~.I I}::;• :~~,i'J ::j.~ .53 ;·02 29 J.~:':'j'• 2 ltl~ 3 e·'6 -;4;'~ :3 t.:~,~...;:.~ ;:,{'3?:, :.l -;'/~_;',• l~J?tl{... :,:2bcL3. .:I;!Gl 32'76::\ r)·"~·'··l~().o_. 20~7l l':;J~~O ::i 1 :j ~j:)• 30140. 38~3j. 35810 ill.'': t.1 :':",."~i't(;\,:/J.'. 1,:):;;,;'•• I..;.:.~'J ~.I I.~tL2 ':? '1'1.,i.:~t 1.O~·::~:~-. 21 ~:;'f a .. .l ':j'fJ ~';7 • '",,1 •.•:i • l \)1 /.;.fJ. 1 :.:;'l I • I.::',{;,};• 1 \i ;;,;:'; l 1.'7 I':';~• I.~i·1 :3a. 1 ;.:'..t:',• 1 ::!9 {).3 I 13Bl3. t"S;j:J. !.)/:?'i J.6607, I ·1 'i':::!. 1 ,1 ~J ~3 3 • J.()\1.:1. 1\H':)('• ~~'''''':~~.l. 1 s:.:~·o. t2t,30. 1 :;'J :)(i , DEC ~197. 3~61 6YB1 i7~~. ~'j :.~":2 id83 )'~~t~~:i. 1,1[.1<'•• 10\')3::;• ·t 71~:3. ?'.)'}:.:;• 1:\7I.Ji3. E~r?;:"• BUi~:S • ~:j c;:.:.oJ S 1 ~:.7. 91 ~i"? BJ::~'!• 13001 '1'~~':"• 501 t) 86:53 • lL";>I • 81'17. b081. "·11". 6·:)00 ~ 13100. :':',j :.~'1'• 'no·s. JMl .~:0 i'.~!• 7074 U274 aOAY. 7202._.......,.. I ,',.,oJ • 617,.,• l(1600. 'j'~,:j:5 3. H ....J ••'••. /I "}~;t 6·71.:" 1 :~i)(~.,r,~• ),O:'j{). 66,'.I. 6~~j 1. t)'r~)2 t f~O:·:l.I. H02'i:'• I1t::().<l. :)<H:;;. 6074. 6~jOS'• ';':5,,10. 76(';';>• 7'1 Ij~:• 8~il7 • 1 I':;1")Q (,)"'I ....., • 10100. lJ?/1. 1382:5. l'EIt 52:j6 • 72if'~j • 70,36. b:'75. 47'93. 5fJ15. bB31. 8~;;::i6 • 6:3£7. t~~';b'~' 6310. 10034 ~.1~~~' 785,1. ~j76:·,~• f.H.S. 71f:l</. 7'721.)• 1153:?.' ~j137. :3:jB 1 • 6254. 81::;8. 7'177 • 6'7\7. 7804. 5H·1. 8·~11. 6/"71. 791(,. 11M, ~J~~:7i'. 6382. 5353. 6Z30. 47BO G:3t~. t.:,;". '73:53 .• 667\' :--j~h.~ SC.51. 919:3 t :j9:',1 60:H3. 'l,lO. 6170. ?O't ~. 66;33. 077:1. :-j 1 i':!• t:'....~.~) .:,)1 j ..... 5SBJ. 66'll,. ,,:513. ~S:~91, 7(diJ. 5,368. fli',?4. 6~)~~'n f ?03:~. til"1\ :;.16:';;'. /.~:i ,t ~..._"r~'-;",1.1 n ....;. 7 ';I'l',~, ~;.;')Oti • b·l t~!. 'l'Li:l2. /i'O~:i • F -),':;~• f,·1.',;·I, ~.·B;·~O • '~'(in ,3. ,ii,';:~:'.i • ~r;63. ~~j.il. )120. R04H. )~Rl. Rl63. ."\:i:!•,..-..... dl01 • ~783. ~AY~. 7668. 6Y~~. 6867. 1~~J. 6233. ;o~~. 136R3. IU,'( 6.S::?4. 57':~'73 • 'l~i29'1 B8f:'\O. 7j8~~j16. :;;:;)l.',1 • B~~,lB6. id;!O·I. i":i:5:!1 • 36601. :H)062. 8:.-157. 5-1 :'j~.;~'• 5:5';>03. 35:;36. 414B~:i. :.;:nll. GB107. ",,\1,1]• ,ln17 • 5~036 29B09. }'\062. 6-153·\• 61'1:)1]. 47541). ](H60. 56180. 4(l.''>i'O. 81'~60. .11:"1 l(;tf.:l.6. B;":~:J~'- 1 :~:!:i II UO:;.',1. 10F.«2,1 161'0"1:1. lli13·'!.• lib:'1 'I. I j ;'W;:". 11 ().;il :.~• n 113·1 1:i171::;. 163(H',• 0:"648. 15:J1U,. J J (i(l7:,. 12:;llH. 1.HBB1 t:'Z8117. 03:!:!,',• ~"\f.1 :!, 1 :.~;~25H. 1}60~!·1. 1 "/''''''0 .". ,..':I •,• 678,HI. 126600. 107000. U.5'<H.• "'O,:~O • 11','i'OO. .lIll 124890. 1:3161 13~3:2 12~?'9. lJ6732. I~G87:. lA8815. 140310 J~~~80. 116:17. 1~?1i)3. t3B~69. 1~3111. 146420. 1~4806. 130407. 117607. 136306. 130514 102121. 1329135. 13?IB3. 142797. 123362. 102181. 1~~700. 115200. I1J900. 117600. 11~500. l~:lln 1 (It.'1:3;·.~. tOO'}'·17 .I 1i.18t.• 77610. 128387. 1201::0. 1:11620. I;!·\6 13. H609 138:53'1. 113972. 11/..697. 1212:.'.1. 1000·i'• 12280. 1116H. 118729. t:li:3.18. 8A8n;. 623.s!L 117728. 1 :\:13'-')• 107597. 107261 a02::i;'!• ,n60. 'i9t'J50. 1 :?~:':;O(). 102100. PR:'Oil. 3EP ~9331t ;:\·!71. B~a76 • 14168. 6627~t ~3504t 101213. 87825. :'):~O:,j:!.• 67104 B.t:jb5. A:,I:·;O·\. 74806. ,-0'782. '\6110. H fi",,,1'\• ',0)3887. 89527. '1:.':~G5 • :3'1085. 80585. 6(;~021. 1,0220. ~H:,;~:)7 , ~i612'\' ?,'7 -10. '11l910. 031310. :j5500 t 'ri::~'\0. ·(F:tl l)1l ,1:,11.3. -11513. 4';':·;82. ,18',,12. ·U976. ti114;'• 51:393 t ;:j[:lc,:::j7. Y::;·:>J. ·192 11!}• o\3BBl 5/17~~2. &::"",,...,.....,.:.7 7 ~,"• 4491 • 4413 • 1762 • tr7200. r:::'"-....":'oJ.:../;,J t ~i009 ,1. 31228. 4-1717. HIOOe. .5,I(H5. ·\3171. 360:~6 • ·15900. 1:,78'1'• 3~733. H713. 'i3317. 1, :!()~>:):5 .1 :.:[;~j fl 8.:l15.'7906 t '70:37."3:~O .1.,';;-,.60,lb3.J:·.'J<,:'~'b.1J1732.1JOGH.6:,'163. (0 ,/(, •77!lA •9 ..52.119JOl 105741 'ii94;11.,.'IlL~7.7990'"lo~h.!:!iH.t j •!1>;i?,OI Y5:1~.771L' 'J ) ) o I~ I, I I I TV OCCPST.MT ~. r .....,....T C ..f.~lt·:..~.~~'....!i"".'t .•j~'"''•~.. .':" I ...,:.'.... ','" SUNSHINE STA.FOST F~OJ~CT FLO~5 (CASE A)OEC.2J,198i 'OCT NOV I)EC .IAN i:'EIl HAR APR HA'".IlIN .flll'AlJll SEP YR AVO 15404.12129.148-411 12:135..'10449.9In~.9372.21:3421 Hin9.""9171 40742 ~4:1J9.20954. 15:145.11;297.121111.'111310.82~!9 •'R009.\1:101.JR122.47414.:11554.4H97 4·lH7.2~O74!. 15606;13393.15012.1J256.·10611"."9433.9293.146:71.50120.-47751l.40470 2":l69.22014. 19296.15090.1:1:110.U60~.10515.'94611.'10R7'Zi 41.041.h'670.4i67J.311797 26615.1.4:195, (151H.12983. 15206.13454.11062.9:17:i.10000.21l47ih 42421.HOIl6.4t:i'29 2HI6!!;',:HR4B. 13024.13654.15542.1:17141 11362.9nR.94:16.226111.51935.52192.66496 :192:14.2:11115. 12903.122511.14390.lA'J911.10459.9361,9266.27784.:13856.,Hit:?O •.60:109.40792.27"2".e-17144.14920.16136.13793.116044..9996.97001 3Hi4t •60982.47464.42946'-~tll(l~2644B. 20291.16923.17362.131161.11169.9794 ;9980.2:'iJ77 .•4~7:16.44962.4:l619 •.17543.23(1:-'3. 13739.1096'1.12:1011.131'13.112:1~.'1431.97411.2699fJ.5:l061.lilY22.:'i~i.171).·29904,24B04' (.17024.14306.16053.13946.11:174.9826.9~9~.:293:14,:1J(l4d.43603.:ltll;'6.;'311J4.:t:<!49R.",1088110 14000.16/3:1.14526.111>50.106:l1.11690.."6375."r;i77.197911.11')547 •.29167.'.?49:l1. 16:l63.14548.16049.14009.U:'i15.10127.10162.20762.'60620.:'iA52'1.54(19:l.'3499A.2664A. ISIH9.13943.15919.1:l961.11794.95:'il,a98A.·2752:1."30;l~•:19594.'4:l9Bl.2499;'.240A6. 20447.1;'798.14762.125R4.10620,9.\64.''ISH •.lUll,77017;SO.$73.3A4t6.198:'i2.24047. 16264.13735.i5765.1:1160.11 J:1:1.9969:10016;..1207.44:170 ;47110.Hi:;O:l.:""69:;0.24629. 20100.1321'2.1:'119:1.13190.111112.100'l.7.10179.169Hi :'iO'/:'I;)•~.17S:1.175il9.2:l76t..,22992. ,14264.t0294.14091.1 H84.114&71 .9944.952Ai'i79:J6i 411:l:1A.6U62.67367.,3:'1-414.271:12. 13395.13304.J 5792 •.13968.12159.11049.10940';3i710.:'Ia141.:'i711:'1.:17999.t 11 01.'.~4J81t (11 564.100112 i .11072.12004.10:!55.~2:!f1.100:19.'1-97'1t,JJ4:111 ;'521.0.~~OHI.,lH;'2.16480.) 13464.10767.11501.10196.11491.8574.794:5.2104".40:124.47617.40980.232:11.20:160. 14120.J1940.11627;10105.B60~.'.'886:!1 9961.,I:Hl2:'i1 :1602.489;;>:l.49;'411 *:1232.223ao. C 1:S:l66.11410.14291.14044.119'141 10486.9791.277112.H411~i.540:10.4;::'i9?.?-7:190.231103.', 1539:1.13752.15259.13098_lH:'i6'9797.964:1.',1950&."3199.~00411.:l6:~761 210'16.20610.' 14611.11098.11790.98521 10540,'.'1372.978:1.26t751 .15I1BY,40027.32684,',2:.'!277.,19508. f)15479.l1ot3.1I47B.10257.110:14.".8983,.97401 25284.,:1:12:1&,'62662.42712,,,.2115:1:'1.,'.,~;'9:1:1., , " 174:17.121:19.1:1963.12293.iO:l211 •.94:12.9971.21:HJ,4:1482."nOll.:17626i.·166911 201>90..';13940.11413.12599'.1059:1.IO.lB2.·.iO:1221 iOLt71 2629Bi ~:15:l2.:111 ~1.4S7:'il,',2:59401 .24:1.19. ('.t9059.15021.16:14:1.,13999.11400 •.iOI5J.loi:!i.190:'l?'.:"/A59.44426.31~(j:1.1~?06.20696. 134:17.1106~•11976.i040:l1 B9t11.'lOIH.1028 ...·2'10821 "41129.:'i:l985.39&011.~1()44,;22164.. (. 15S39 •128t4 •'14356.H!6hl t liA59.1 ~A5j.9900..24iJiri;,"ti:l31."ni~:'I.,hi"~..~1i.iU4.•. ,)"",' TV SftNCFS T.OUT () () ...) '"", '. ") '\ SI/SITNA STAYION POST PROJfCT FLOUR (CA6f Al DEC.2J,1961 ( OCT NOV OEC .1 All FED HAR Af'R HAY .llltl .1I1L AI/G RU'YR AVO 29270.171l5]'.17427.15659.1J~:29.1252IJ.12711'1.652lf1.92,1'1".1106~·6.n:I:'5.:1~9:16 •-1:?AMi. C 21.145.13509.1~295.1445~.'UOB9.12246.1:?092.5:H99.7()B~~7 •1 (lB~!H.073BA.64'l49 •~O.sOJ. 32946 •,2~255.IB219.1B060.,15209.jJOO~.bY:?I.4f1713.1139~·9.120143.IO]:l9J.74200.19:';112. 046044.241ll0.209]6.1'IU55.1~941.13501.11:';7:1.l1un.116Hi6.11.1.1'1 I.11.$'1:1:1.J70411.4A942. 22061.19720.16501.169B9.13166.121J:?IJI0:!.:';~397.9/.497.1044:12.I 1:?11 5.59464 •4504H. 25::;32.16~B2.'17412. 17042.14018.12467.I :l:?1 O.5,?0~(4 •15L!94.1 :10175."OM:?4 •4/:17:1.:H079. 21815,IB41J.IB:.'I2~.1596:1.1500~.1347<$.14204.'7711J.141:.'61.15UIIII.J 2:1095.1(10505.:59:195. 43714.29439.25375.20J117.JM129.14:'i05..14498.II060:'i.UIAn4A.1254UO.l.t4516 •AOA.14 •511M19.) :j4520.27779:2111:111.17:1~7.14:'i60.1:1AJO.14MJO.619JY.'17Y')l •I 07J\1l.tl6Jl6.50~9A.47I1Al>. 32704.15064 •134 79.17561.'147:17.12A17.DU,"54039.99J77.1:1061A.1:?1I56./.OB93.461166. Z7b47.IB056.11I'1J5.1650.1.IHtl3.12B02.IH97.44594.771l6:1.1147n~1.96/9:1.n:1I3.4:11I111. 35674.20805.24997.22456.IB206.16J44.163B4.79394.IJ60(ll••1:1'5117.1066~'8.(1:1600.54601. 30813.20934.20206.IBB37.14356.13i03.IJ216.:'10796 •136132.132U4.114L1J.71093.52'11l~. 29609.18646.20094.11l4:1B.,16027.13210.12:'1Uf..o161BJ.720~~.1:1779:1.977:'10.66:'193.449 I 2. 397;;9.19393.1605:!.1613B.1393:1.12061.J:?~64.:1960:1.119070.116643.84322;416'1:1.44360. 2953B.16721.17356.i6739.14369.13Ul.1nO.l.4609:1.959:';7.1~~047:'i.101:194.«:1933.47400. 38445.2020~i 20JB9.17017.15662.142~:S •146:19.51.79:1.IIl6.H.].106117.I04.H I.!)7491..~7J73.'\ 29109.18962.10:137.17Bl:1 •.1:1899.13B34 •14170.53131.un57.I:?2HJ.1:<'19:111.11/:164'.:'12:1:16. 40414.,23764 •26310.21391.19705.l:19:l3.Hj344'.IlIlB92.11 9244.11 7R'14.IBOH.:lU601.50~~0. 18911.12640.12701.111i19.D310.1:l:123.130:J:l.42579.7627:1.9:?O74.:lB653.:13949.334.19. 267:11.135BB.13669.i3670.11611.11 92~.IO:i.s~•~1l393.87:'1H.U9B3l.10J'i1l2 ••7116,\5...41126. 34~73.2091l0.153301 lU1I9.123~6.'1239:1.13109.349ff2.10:;>162.1:(U19.,IOfflJ:!.59B51.15BB1. 33A16.19:187.18160. 19167. '166:11.1:1:.'97.13476.Mi66~.1~j~MI3 •lHti'2S.911'13r...:'I.14:'i.o1 •:iJr,72. 20506.22507.19376.17J9:'i.15649.13464 •14512.64B2:'S.10606:1.111699.9~'~1~:?•4 I Oll~"4!)II49. 24303.16512.14347.'1·072.i<l76B.,134~6.131130.56'147.60014 •YIl9H.69714 •49,~tl7 •:16474. 22697.16<17:'1.17120.15300.1264B.13:<':<'1.13447.43444.10'1200.12:1670.6:!:194 •707:111.H9/.J. 33442.1782~.17229.16315.137117.12:11'1.1J9:lO.690911.9~1161 1021194.1151 ~·1.,17099.-tJ61:1. 33460.n795.20414 •16462.15453.1392:1.12613.551~6.1416:19.1321147.116094.'77031.549:<'8. 39B90.20521.18759.16760.11944.li741.1:161.(.45015 •.1I074~;,1040'16.91487.fi1964.41.6211. :19044.'20"'~.16974.1:'1:152.13&:IB.I ...A:1.Hi ..63.76466.i(l~OBO.1:16711.1111'11.1.61:15'14.524118. (32203.19643.tOi71.17027.1414:1.13343 i 136111.57:0;64 •107a:u.ltll~YY.yaYUI.60S04.• ( (, ( "'-" FORM NO.152 REV.1 f 1"o... ~\) ~OJ m -~(')..c: (})-~OJ'",...,...._. -t 0 ;:J (/) :t: ~".r;. !1 ~ (l »OJ tn TI ... "-<J:r 0 ""0 OJ OJmm ~,'"z zcc!:!:OJOJmOJ:n:n 000»»TI ill ill to' (\I (7 /11 ~ 11 m 1 c::::t ~ 5.RI!.AM WI'I"1'ltR.TE.M"'UAT\J~~FoR.AvltRf.'I<l<1t '{~A~C/\~l!A (0 c.) "!I'F'LOA'T:t1\N l.1'fTA'f.\!A.,WAil\I\JA "NO 3':tfIJ(j,1.1!LE:\lItL..1:.Nt'A\(E AT 10~.Ai m:I1:It..CA'N'(ON t.~~'JAN t:-r:a :Mtlt:Ap~M~'(J.,,,,,Jill..A \Ie.Sf!"OC.r No.,))I;:C !: S~cno",.. LRl\.(..<jj"3''3.'"I ~.1'3.9 5.7 7.1 9.fl eLl..7.~If.~3.<1 3.1, f!>B.l-.o W , 0>3.111 .....c.At-<"cr-l J)~. LRll G,;3.'il ,3.'8 3.C1 3.<i 5.i 7,1 '1.'8 cT.7 1.'4.3 ~.<f 3.f PoRTAG:-E C~Raf'.I<,,,,, L1~lt 54 3.3 ~.S":~.7 If.a l.r 7.5 1o.,10.1 1.7 '1-.2-3..5"3.~ f LRlC 47 3.0 3.2.;'3.1.'-f.r l..2.7.9 10.2-10.3 1.i 'f.'2.3.'i 3.3 il 60 L:.!)<:..,O;G l(I,,, lRJt4'1.'1 '.3.l.q.I l..3 7.9 10.3 10.1 1.<g ,.If.l.3.3 3.2-3.'2.: I "i LR x.~-4 :l.("~.1 ~.t#"1.'2.t..~g.2.'/0.5'10.7 7."1 't.,3.()2/:;. lR)(:n '1,t .,,5'I 3.3 'i.J l,g ca,t.10 .7 ".0 g.o if.I :l.7 2.5 U(~I '.7 2.~3.2-1/.'"1 7.0 ~.C;lo."}II.~<t1 •f '1.0 '-.S'1.'2.. ; kR~15 ,.r '.9'3.0 '-1.5 7.3 1,'"Ii.L II.g \!.<..3.'l 'J.,I 1,1 lR'-"}<::),5,I,'t :{.~'1.7 7.7 q.~11,~12.2-'i1.3 3.'&1.7 I.~ ~~'3 ().,I,,l.t.Lf-.'i 7."1 10.3 1/''1 12..10 'if,'-/3.liI r.tf O.lJ --\COrJCLV~8- .. D!5C:.IlIlI(t.e.)05'11/~f~3 ~012 iqo~'13 "Iii I02~8'q07()8'd,~5 (.'172..7'f03 'i'll,Wit'! ~~l-OW be.C F5), , FORM NO.152 REV.t---------------------- S"RI!.PlM WAH:~T~MPl!~A1"tJ~1!Fo~WI;1"'1'e:PlPt CASE A (OC)I·,.Iii IrlOP,lTI\JG :tN1A~E PiT W~TAtJ/'I /"INC>S::J:NG.LE.LF.:"£.L :t:N1"A\<~,.:IT 70~r ~T PI!V1:L.<:"Al\I'fON.c:==,I g:;J CRoSS 1 JAN Fe 8'fVl".~fl.>",-.MA"f JON jilt.:Aue;Sc.I'O<::T l'Io-t Os:c. £:F..CHori ~n ,~>/(li~..;i'jl,~RJI.G.I\3.'t 3.9 3,'1 3.9 S.7 7.1 10.1 9.7 7.3.'"t.L..3,C}~.9 ~W O - /;./,'1 -t I ..c: L~x l.f I 3.'a I j,g,J.lt 3.<1 S.S 7,2..10,'G.~7.3 ....1..;'.'1 '3.CJ lJl or~r+I-l _. LRlt 6!f 1 3.3 I 3.$3.7 't.o l.a 1.5 10.3 10.0 1."If.I 3.5 1.5"i g I ~W (Yi/I I I~~~,,:n 1 3 .0 I ~.3;3.L ~,'t-,2.7.9 ,~..t/10.2.7.5'/.i.I 3.3''3.3 t AI LRlt 4'I :t.9 I 3:2..J 3.(,J ~.I I ~.2.I 7.q J 10,5"I 10.2.I 1.~i"If.I J 3.~I '3.G.J I P. ~L~j(3't I :1.(.,I '-.9 I :vl Itt,2-I L.Y I i.1 110.(.l,o.1i 1 ',5 I tt.a 1 3 .1 12.CJ I I ~(\ 17 LRct1 I 1.1 I 2..l I ~.3 I 't.3 I G..7 I ~.S'I 'O.~I 10,7 I 1.G I 3.1 I 2.7 I A.l.I I e rot U?J<.V I I.g I 1.3 I 3.1..I '1.~I ~.Cf I '8'.~1'0.'1 I'O.~I 7.7 I 3.1 I 2.5'I ~.3 I 1 ~ I I I ~~~~g LRXI5'I 1.1 I 1.9 I 3.0 I Y.5 I 1.2..I '1.3 I 11.1 I '''2.I 7,i 3.tf l./JI~J I,~~~z I c ~ E !:wWm L~lt 9 D,l."1.5 2..~fl.?7.ri '1.<g 11.3 ILL.7."1 3,7 1,7 18 I 1I.AI ~:Xl (,.'t;.,q:~,~~~0.1 1.2..",1...'t.'il 7.~lO,L.".!)11.'8 r.C{3,(,.LS"1.0 I I~~~ ~-?2:ltl0f'l qO~G'1 iOOq'l mq·l'OG~·1'IOS2jl m~3'1 ,qOVS'."l7V3'I tsqO.,'4io,I,~q3',I II ~ 000»»"T1 ~.~ ~ :?n ~ I!!Ic:::::iii :F , b.;;;3 ~nEQ) rn -(')(1~..c:--u (j)Q) 11 C r+o _. (...lI'0~-~:J (1l Z.en [1 )l E: :P :r:..(-< fIl 0~~ j;1 0 3 ~ 11 fJ1~Q )l it' -f f-( C n111rr,:0 II'l il)e.mn »III (II :!?6 -o-<ffir'lll "tl IT1 IT1 Z ....Z c ?ill c 3:~3:III ?V m ~ :XI \\1\ FI.OA-rrNCt :rI\JTAKlt f'\"t'WATA"''''' D.C...-, " C~s.SJ JAN FE'6 MA~"Pit Mnv J"tJ JcJL Ave.ScP,Oe.T No"Dt::c. SI;.<:'.Tlot>l I'- lRX ,8 3.9 3.<t '3.er 3'.9 'l5.7 (".q q.1f cr.i 7.1(.'1-.3 3.<'1 3.'1 ,,/.://:,., I ) ll?JC ~I 3.'a '3.'it !>,9 3.<1 s.~c...C}1.'1 9.3 7,'t Y.3 3.'a J.~, :, LRX5l/3,2.3·3 3.1 If.'"~.2 7.1 ~.?IQ .0 1.t..'to '2..3•.1'J.l.f : LR)('P :z.~3.I .35 't.2.,c...S 7.t..9.1 I~.lf 7.?'lo 1 3.2-'3.,. ,/'./1 I 3.0 1 I, (ftX 4 I 1..7 3.S '1:2.t.t..7.7 10.0 10.5 7.7 Ii.,3.1 3.0 ,,~,. LR~M I (...~q .,2.3 J..'3.'1 'h3.;~.o 10.1-11.0 7.g 1.9 2...1 , LR~:n 1.7 :::l.2.;3.2--"1 7.,£LS'10.5 ,r.(..~.O 'l.O l,S 2.7- LRX :tl 1.3 1·1 .3.,'t.5",.S"g.7 la?/2..0 ~.,3.'1 1.3 LCJ " ;" LRXIS O.t I.,tt .2.~",7 g.o,'1.3 1/.0 12.7 S.3 3.'6 f.lj?1.3 , lJ(X 9 0,0 0.1 ')..l if.S ~.t.j q.g 1',3 13.3 8.tf 3.7 ,.'I O.1? .- 0.(,: , /3.7 8,S"1.1 o.~lRx 3 0,0 ~.5 5.0 'a.?1o.').".£'~.7 .".Ie,;../" ~U:JIr\f:'"8'353,(,,7'17,.;lott I"..6"8'12,L071.looti;,rt'J'i'f'.l.n07,~!l7'1.(.,'1/'I.1lJ3t1 ,'illf,~. ~I""'"be , (c..FS)•..I 5.,.R I!.A tv'l WAT~~'Te:MPtIR A"T'"R f!.Fo ,,,DR 'i Ye.PI~·C AS!A ~<'j FORM NO.152 REV.1 ((:/-J c (.t.,''' /1 /.:~:iF //. ""[,let " bOI.D fRrr'jpo~t·PROJtrr FI.nUB (~AT~"A kEB.rttLl"O)prt.'1,,9Al f'. OCT "'11.'I)Fr.JAN rl:.Jl tiM /'IF'P Iitly ,1m,..Im /'I""r,fP YI1'/'IV'~ :~(.(,:).i;'?Q.,1 70 •to:?!O"'6.JOS?HI70.""!5L ?lI,tl.9-107.~1'Y'''~•~!)fl 1 •,IO-1J. 25'19.to';'3.109-1.1052.10"7.to::,o.t,:'J.~i ,,sHOo (,;p~.,",/H~.°ft,':·!.".q4.4 f )]"7,. 30::'f!.'47".j ~.'1'1 •,:;'2!).105';.,o,,=.;.lOlA.S;?,(t:;',io!)??I ~':ntl.Q~"",1~,(19 •"""H. 3766.tA..,O.t;,H·.U"l.,10n.'0.,9.ILn.fl::,n.'?fl50.flO"!).9'1:·:'"•tI~~~.(·•"7.1.7. 3-135.Hoo.":?,,A.Itt?1097.'OUt I.'9:.1.9!~n.:L 'nn."n6.1'1.70;'.~~~~t ",,;,r.t. 35"'.160'1.J395.J30(,.1::'-17 •ItH.1l.;'9.&(,01.fl97'?"772.":7.'.:1 f 5.,-17,·1700. 2999.I:?l.::'•HISI..t063.Itt5.t.t 46.,U:;'.8707.HHMI..1.1 1!"J9.,D77.C!73ot 501H. :B4".J(,73 •.1~1!i..1::'::'7,t2U.I1A5 •.t .t ~r-;,n:111.~"n.5.'!:~I.o .1.•';'2'J'l •~~,~9 •·1 (,,,f!. 4,227,HiIR.''105.t1M.1165.HPII •f.l.6l:1.69";;;.7(.01.'Y":,',.~/'-'Of?•(..t11 •"J('~. Ji';'J.1320.1.::'91:1.1267.,~·59.Jl"'6..t::'6-1.9fl·1I7 •1:1990."0507.1.3:;'''0.90!n.~?()1. 3""'2.1536.'117"•1.3"'5.C~t:1.1136.,uo.6 '1:",.6?97.Q'1""•10:.1(".70:;'''.H I'i'. 37';5.157;;'.162t.15?:?13-19.Un.,.~"!),77n.10(.6(..10730."(,;;'0.7fl::!".·Hl7()• 3320..1.~37 •12"0.Lt 9.t •t.t.":l..tI23 •J.t";1.!)256 •Lt 2!i3.tH06.'7 U';J •77"4.4407. ,321;;.tt7L 119,{.Hu.1:;'.tli.i016.Of5:f.773.t •'1337.O~31.1:1(,5."•~.1 :·!O.4/15"• 33.12..f 361.1,{79.,{076.~Ofl".'039.'031i.4nfl."Intl."R67 •":~'i':?•(.M7.4?OH. 35R:?1331 •I o III •9'1'7.907.7'13.1020.60:?4.~507.tQIiO".9726.7724.-1377. ";0:1-1.1.1133..t3U.12";0 •1.2,{!).1:n5.U37.1i!)!).I.Jioio.'r'706.IOH7.:tnt,.,,7:;'(\. 2711j.'.29~•1:?7f!.'?'frl.~:169.,:;ott •1217.69:1-1.f!79fl.10R1.:1.J7~15.7797."'7"0. 273.t.'3.t 9..t 251.12(,3..1240.J2';0.1233 •7353.91''''''.'0337.'i'on.~:!!:;;;',·1-1-1 t • 2737..it 75.to:?o..to05,1016 •io;;o.I H9 •5736.!'>!j3".7::'!)6 •7f (11.!'i43:l.:n5.t. 277i...109 .....1057.iOOI1.106&.fOB:?79".!mH.H?1.t.'O:?50.971(,.1.049'7.-1Dfl. jS70..ll'll'.t!'i03.11';5.It!)'i'.l.t 3j.11,t,B."001l.'13'-7.IHt~{"•.10"63 •&fl51.1131". 29.u~•1 ·;06.,{453.f.1lifl.J';37.t3!'i7.t305.'H·17.l.tool.'flt:'!)O.77flO.604"."!'ifft,. 25,75.tl 7!i..t1 HI.I061J.iloo;102~.1013 •~74".794.t •7099.~2;-~J •:1574.3,<,113. 2n~.106".t002.9flrf.9117.917.'0:;'0.7':l91.70tH'.OR:?".069 ....706 ....;;9"0. 2700.It26.t:n6.j:;,OO.116tj 125'i"I~lfl:?767".961.1.•lOl;'90.11963.783B."537. "Ho.t:?9:?•ItoS.1116.H07,'tJ 07.':?I3.7Ani.1l:J"6.792!i.7"'~('.>;;"(.9.-1o~". 29M.1623.1&.15.1390.hi5i 'j2~'i'j ,j77 i .b.t it;.iO&i7.'i'1.1i :1.IHJ:~.;'&'),7.1S';2 • 3921 •t7flO..1509.i35.1.jjoo,{2"a,JI9'"•hw.517;~•116:1li.9<;'70 •(.07"•:~ot.&• :HflJ.H.90.12(,11.Jt~o.fl:H.99<;'.'OJ:i.rmoJ.;57fl!l.'i'9MJ.9UJ9./..:?73 •~9&~. ji96.i~(lsj 'j29f.l..t 20~.jiM;.t125.H~"."91 L !:iff;;5.9509.1J1A~•7157.•w~tJA-~r;g~·. (t-bO O booo bl!JOO g~o . (~:m 100 1fJO 'too '(9.c fer:)'JO()l.,or:::o '. !,illf:>.nil,i "I'MJ.IHI 'r'OST"H,(LJECI FLOWS <WMMlt,REG.FH,UIIG)lll,e.:'.lI,I~'tll. UCI ::'HS' 1.(,i'i' ;:f:l;j 1 J10 116 1 :J()\)()• ~2()O/. PrJll. :J~1'~tJ ,t • '1 B,;~31 ::,:B~'::~.j t 2:::ljJB~ 2?7~~~.• 26~41. 21206. 31:07. 26':)::'1~, 3:~3f:J:.:• :~~:,J 71). :'5 ~'j ';:~,I (~• IW:j~i • ::::'::L£~)• :J 1 '.}I;·,• 27'f:L3'~• 2'1~;:H , lS'96'? 18431. :~;~'j'.2 1.f 2V;,::16. :34 ·1fl6. ,350fJ('• flO') 1.~:.1 B J • ,~',~:.~/.. t ~:;::l''l • 11')~~~' 11127. BJl'. ?GJ1. 2017l. 1.in:;1.• V6;~. 8831. 1.118A. l1680. 9146. l0BIJ. B;;'';~)• 11.6 I:::. 1:,6/,I.• ,.,:1G:!.',. 61 ,i 1 • 6(~::;'8. I.5(11.1. 1:3:,,3J. 1.3;:'i',j. ';6~.)8. 7f:l::',~• 9:~.3;;• 17:.>1:1. uwn,;. .t 3 #':55 • !.tEe 3r:~tJ • ,·.·.·":'r·. J 1 I .J. edBa. ;":~,l~~·;t l'iBtJ. ~.)~;3.3. 71 :j/,. 13:L,'?• S\:.1 /11. 4:';113 • {,;Z:U. l2<i7'~:;, 81.17 • B0~J~i • 5331. ~.i 'j'::,:;• nf}~j5 • BJ.O(). 14:';'7. )'125. 5207. 7D-16. 77.11. '780':)• 601? 1'01','.. 6024. 1::312. (,,~17. 989J. Jtill 61:57 • i"[.'){,• 789'7. 81:)~)• 70 I,!. 6 ~··b>·. ('26:~• 10127 • 6 "~,,, . 7 I ",• 761'1. 6216. 117!1'';• a:H1. B2l)~• 6.39>'. b?B9. '79;11." 70:,~7 • 108Hb. ~~.~1-'. 633f3. 631;'>'• 9b()'~• i''''i'7 • 7516. a:wl.. 6671. 9651. 6:!9h. 0586. FEf: J~j 14 f 7::;~~:!• 7095, 701d. ~iO'O. :;69 ,1. 6976. BOo /. 6213. 6~i l:j. (,071. ';'6:29. 5826. 756';, 5fJ80. 6:323. 7101. 7575. 108i::!• 5-130. 5n7~'• 63i7. 7867. 7377. 69'57. 7594. 5771. 8b08. 6403. 7791. H,iH 57~H)• 66b':~t 601B. 6~j~'','.. 52 ,1:2. 5330. bJ:5'.)• 73J.f.l. 6l,():';. r5B ;J2. 5~;~'~)t 876c'• ~jlj ?il. {,07 ,1. ~;:'~35 t 626:3. 700,';• (,(,'1'1. 8J.U. 5J86. 6008. 6066. 6180. b~39. 6567. b'rOl. ~.t~i 77. 6363. 6:n,L 683.1. IiFH :'d~"'j"t 1.,1:';2. (,(lGl. 7:,;t 1 • f,;,:6J. ("Ut. ;'~'ib ".. ')'(,(,':1 • ;'73'\. 1,,1 F::~• :,(,(,':). f:l?,lll. (,078. :~i;B8 • :~;B22 • h7~~B. 7ft'1 (). 'i:I,~I • !lOH,S. (,(I'iO. :;683. :1l;i ·1 • ,J,l7'O. 16'1',1. ~'-.,'r;.1 • -:,!j:il,, /"0 ';':3 • :,Ir;·~o • I)~;~:!~.:;_ n;,l.,s. HA'f 61,'JU. :)1.6:'.;~. '1,,07';'• 7'i':W:~. ::;onl? ~:;:),111.,• 'i353.:1. 370:~:). 61:~63. 50460. "'OIB. 7~8t9. ~7220, 12604. :5::;·~5?• ,1:\51'7. 'I',;,~l.7. 'l'~j51. f:l~j,H6 • 3~'003 • ·1l::iOO. ;30952. 620:.:19. (',1247. 52569, ~~986B • 6~35~'i • ~;,1611. HBG. 728?1. JIIII e"..UH. 6;7:~/• lIon1. 1 CH,',I,. ''i';II(H. I ,In 1 b '\• 138 t 7,1. 1~~9 -1. 917 9. 9b~;!. '/'1','01 • 13::'9.\1.. 13l0J:~. Mri'35. 1l<l:'84. 9:,,81>:,:• 103::~1:,~. I1H6';. 11,Sf("L 7:126,1. En213. 9P.6'·I~i • 1:;:n9~;, i 02'?;;8. til05i. t06U 1. 9!006. 1 :Hl5~i. 77/,:i:l. .t (109 7'!j. JUt l.f.l6'?i'. 1.~)9.~7;'; .I :'1 :'1.1. 11,1:;j'" • .I O~,;',18. 1.:HOF.l9. t ,18,84. 126369. 1 OS!j:'.? J.:3.t n '\. J ,I SH97. 1 :'51.:19. 12:;9-;'/'• 1.23(,53. 1.1.0';:.:'3. ,I :,'1171. 10·74.'i3. 1 ;!O:~19. 11401:31. 9321'7. ...:,~05'l:j. l>1():~7 • 128'1,,7. .lUOll. 9:'.:?1:'.• 1182'i'O. 104103, .1 :~Ol';3, 10521!j. ,I ;!;~::;F.l8. MIG 7';'1516. 90,1..s1'• 10'll~:~0 • 8,';';'~:~!. l,t"lIM,. 1.·J:3a~;. UGH7. I.13,I'?5. G/;766. .1:'(l;l '7 'I • 100619. 10:3:'.17. .lOn3'1. <;:16',6. F.1-l2:~2. 100-\32. 10i"3311. 1.1,'7213. "if3'7 :.~;'• 603'16. 10;',164. it HI6:L '16087. 9:;;~'14 • 72728, 82233. 97256. IH6'13. 7468fJ. 1:1732? su· :~/;(,lt 6aa6::i. 'i':'d O~j t :'725'1. M/09. ,l,t6;';6. !;~:i624 • 7]38,1. 'i16 7 4, (,(J~):3;:'• ;"('~l79 , 3('?!j8. 1)/)C,r:,n t ",1582, ,1;1.1 86. 'i'I!J,I P.• :)7:2"73. fl(H51. 39f:l21.• 3 -l "2~i. 7'1961 ('H3:~. 33864. 4"727. ::,(l9:~8 • h7265. 1/77S. 77797. !)27'O~:'. /,9IH3. Yl~A~U 38181. 36487 • 11G07. 13621. ,10298. ~5143. :::i3'~L;3 • ~j~:';:'81 , ,12 ",~;~;• '1:.l'';;',,tJ2, 3f:!C.~'jO t 48?.I.I. ·1;:386 j'. 383'77. 3!3:5 llG. H88l;. 4 ::!~;:~3 • '\!,.l ;,,1 • ,,11'77'1. :;'1'018. 4U20. ,1;,128, 477':;6. '10762. .J:!l:H. ,10203. 38671. ~,;0197. 3'i4:3i"• 47854. I.. <. :!;7Jt.1.1S,?7730.76:;'1.69,S7.6331..b7//"51f)::;7.10,''';0:).lJ.7!J~:IH.9Be2~l.597~1'/. /---+-,::;::;::::;::::;:;;:::;:::::,;::;:;;;::::;::::::::;:::::::;,:;;:::;::mm.::;::::::;:::::::::::;::::::::;:::;;;;;::::;:;::::;;;:::::::::::::::::::::;:;;:;:::;;:;:::,;;:::;:::;:::::::::::..'---.'7.l..=,','i-:::,~+=== .....".",,"j,",,,..,L(\)1Q§~1.11....,"Ij,"..~-,">-iZ;:'-~'..-1.... oNC'I)-(2o,.,, ,,..."'.'""".3z.4b$0"., oN('I').....~...;...",I,,',,,',"'."Ii',,t".""",,',"",",.,I,',"OJ,•.,"","".,",'"I'"i'.~32"..,so52.. v"A.....""I-'\i"o(),ft)..C"<Qcco~acioCaco6~"C'....:.xt::'\.<>::-...l~,-...l.rl;,tl~