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Home My WebLink AboutSUS376376 Workshop #5 -Water Quality I. Introduction II. Pre-project Susitna River Water Quality A. D~ainage Basin Morphology B. Physical and Chemical Characteristics of the Susitna C. Inorganic Entities D. Organic Entities E . Metals, Pesticides F. Miscellaneous G. Gas Supersaturation DISCUSSION III. Dam Designs and Operations A. Watana Dam 1 . Basic Design a. Hydraulic Features b. Hydraulic Operations 2 . Mid-level Outlet Works a. Detailed Design b. Detailed Operation B. Devil Canyon Dam 1 . Basic Design a. Hydraulic Features b. Hydraulic Operations 2. Mid-level Outlet Works a. Detailed Design b . Detailed Operations C. Avoidance of Gas Supersaturation by Mechanical Designs and Discharge Operations 1. Annual Hydrographs 2. Spilling Di scharges C (continued) 3. Floods -Handled Without Spillways for up to 1 in 50 year flood event DISCUSSION IV. Limnological Characteristics of Reservoir A. Morphological and Hydrological Features of Reservoirs 1. Watana 2. Devil Canyon B. Reservoir Valley C. Riverine Inflow 1 . Overflow,Underflows and Interflows 2. Photographic Examples D. Key Limnological Factors Contributing to Reservoir Water Quality E . Some Estimated Limnological Characteristics and Trophic Status of reservoirs F . Comparison to Other Glacial Lakes of South Central Alaska G. Brief Discussion of Potential for Reservoir Fishery DISCUSSION Lunch Break -1 hr. 15 min. 1:30 P .M. V. Estimated Trends in Downstream Water Quality With-project vs . Pre-project. A. Estimated Changes in Downstream Nutrients and Primary Productivity 1. Factors Affecting Primary Productivity 2. Summary of Expectations DISCUSSION B. Estimated Changes in Total Suspended Sediments and Turbidity 1. Pre -project TSS and Turbidity in Susitna River 2 . Eklutna Lake Stud ies 3. Current Estimates for With -project TSS 4. Future Study Efforts Planned to Refine Estimates of TSS and Turbidity 5. Mineralogy of TSS in Glacial Lakes 6. Preliminary Estimates of Turbidity vs. TSS Relationships 7. Preliminary Estimates of Turbidity vs. Euphotic Zone Depth 8. P=eliminary Estimates of Fisheries vs. Chronic Exposure to Glacial Flour DISCUSSION C. Estimated Potential for Project-induced Mercury Bioaccumulation 1. Chemistry 2. Bioaccumulation Mechanism 3. Summary of Expectations for Susitna 4. Future Plans for Study DISCUSSION VI. Brief Discussion of Coordination with State and Federal Agencies 1. Permits Required 2. Best Practices Management Manuals DISCUSSION VII. "Open Forum": Question and Answer Session on Water Quality Topics TABLE E,2,2: P£RIOOS Of REC(R) F<Jt GMING STATIONS U5GS liege susltne Dt"elnege Periods of Record River Mile 2 str .. flow CCont I nuous) 1 Weter 0ua II tv z Stetlon ..._ Nu.ber ArM C•l ) Aaencv Susltne River nr, Denell 15291000 290,8 950 5151-9/66, 11/68-Pr .. ent 1957-66, 1968-69, (6/30/82) 1974-Pr .. ent USGS Susltne River nr, Centwell (VM Cenyon) 15291500 221,1 4,140 5/61-9172, 5/80-Pr .. ent 1962-72, 1980-Pr .. ent(7/27/82) USGS Susltne River nr, Centwell -221,1 4,140 -198o-81 RIM CVN Cenyon) Consult, jSusltne River nr, Metene O...lte -182,21 5,180 6/80-Pr .. ent 10!8o-12!81 RIM Consult, ' )s usltne River et Gold CrNk 15292o0o 136,6 6,160 8/49-Pr .. ent 1949-58, 1962, 1967-68, 1974-Pr .. ent USGS Susltne River et ~ld CrNk S~osl tne R I ver et SunshIne )S ) )c ) ) ) usltne River et Susltna Stetlon Mecleren River nr, Pew son hulltne Rl ver nr, TelkMtne TelkMtne River nr, Telkeetne Skwentne River nr, Skwentne Yentne River nr, Susttne Stetlon Not .. : -136,6 15292780 81,9 1529050 25,8 15291200 259,84 15292400 98,0 4 15291500 ~7.04 1529000 28,o5 1529045 4 28,0 (9/16/82) 6,160 -1980-Pr .. entCI0/14/82) 11,100 5/8 I ..Present 1971, 1975, 1977, 1981-Present (10/11/82) 19,400 10/74-Present 19'~• 1970, 1975-Pr .. entC10/5/82) 280 6158-Present 1958-61, 1967-68, 1975 2,570 2/58-9172, 5/80-Present 1958-59, 1967-72, 1980-Present (6/3/82) 2,006 6/64-Present 1954, 1966-Pr .. entCI0/14/82) 2,250 10/59-Present 1959, 1961, 1967-68, 1974-75, 198o-81 6,180 1 0!80-Present 1981-Present (8/ll/82) t, All str .. flow gage stetlons ere currently ectlve, however, flow dete Included In this doc~~~~~ent Is thr·ough S.ptMber 1981, 2, -Present• In periods of record tndlett" stetton Is ecttve •• of Jenuery 1981, A dete efter -Present• lndleetes the .ast recent date evetleble, 3, .. ten• oontlnuous weter quality .anltor was Installed •t river •lie 183,0, 4, River •lie •t tributary's oonfluenee with Susltne River, 5, Rl ver •lie •t Yentne-susltne confluence, Source: USGS •nd R.-. -----... .. .. .. .. ... .. .. --.. - RIM USGS USGS USGS USGS USGS USGS .. .. I \ \ \ \ • <;;/ \ u... ' I I 't I 0 I ) li'~ 0 J ,. ... --""' ..-"' f .. ,,. .... --------"'. ........ .,., ----- '"'' SUSITNA RIVER DRAINAGE BASIN ' • 'l-... o, • ..., "" f''• "'' f • t ' f .,. ·-,.,,. .._ .. -• • -o t ' • fo ......... \_,., ... ... ..... I ' • • • 0 • ' ',, • • ' • ·' TABLE E.2.16: DETECTION LIMITS AND CRITERIA F~ WATER quALITY PNWETERS T....,.-atur"e, -c Total Suspended S.dl-.nts<2l Turbidity (NTUl DIs so I ved Oxygen D.o. P.,.c:ent S.tur"atlon Nltr'ate Nltr"ogen Total Phosphorus Or'tho-f>hosphate Total Dissolved Sollds(Jl Conductivity, UBhos/~ e 25-c Slyjlflcant Ions Sui ate ChiOr"lde Ca, Ca ICIUIII Mg, Mltgnes I""' Na, Sod I Ulll K, Potass I"' Total Har"dness pH, pH Units Total Alkalinity, as CaC03 F,. .. Cer"bon Dioxide Ch•lcal Oxygen O...nd Total Or'ganlc Car"bon T,.ue ColOr', PlatlnUIII Cobalt UnIts Metals Ag';""'ST I ver AI, AIUIIIInUIII As, .Vsen I c Au, Gold B, 8or"on Ba, Bar' I 1M1 8 I, 81 111111th Cd, Cad• I U111 Co, Cobalt Cr', Chr'OIIII U111 Cu, CopPer" Fe, lr"on Hg, M.r"cury Mn, Manganese Mo, Mo lybdeniMI Nl, Nickel Pb, L.ad Pt, PlatlniMI Sb, Antl~~ony S., S.lenlu.. SI,SIIIcon Sn, Tin Sr', Str"ont I 1M1 TJ, Tltanlu.. W, Tungsten Y, Vaned I u.. Zn, Zinc z,., Z I r"con I u.. o,.~enlc C~lcels (ug/11 -ndr'in -Lindane -Nethoxych I Or' -Toxaphene -2, 4-D -2, 4, 5-TP Sllvex Gross Alpha (Picocur"le/llt.,.l RIA Detection Lllllt o.1 I o.o5 0.1 1 o.1 0.01 o.o1 1 1 0.2 0.05 0.05 0.05 0.05 1 + o.o1 -2 1 1 1.0 1 0.05 o.o5 o.1o o.o5 0.05 0.05 0.05 o.ot 0.05 0.05 0.05 o.o5 o.1 0.05 0.05 o.o5 0.05 0.05 o.1o o.1o 0.05 o.to 0.05 0.05 1.0 o.o5 o.o5 0.05 0.0002 0.004 o.1 0.005 0.1 o.ot 3 USGS Detection Lllllt'41 0.01 o.ot o.ot 1 0.05 o.ot o.o1 o.t o.1 o.t o.oo1 o.ot o.oot o.o1 0.1 o.oot o.oot o.oot o.oot o.ot o.ooo1 o.oo1 o.oot o.oo1 o.oot o.oot o.oot O~t o.ot 0.01 0.00001 o.oooo1 o.oooot o.oo1 o.oooo1 o.oooo1 Criteria , Levels 20, 15(M), 13(Sp) no .... sur"able Ina .. .. 25 NTU lna .. se 1 end 17 110 10 o.o1 1, 500 200 200 3.0 (S) 50 o.o5 o.on <S, 0.440 0.043 1.0 o.oo35 <Sl o.oot 2, o.ooo4 o.1 o.ot t.o 0.00005 0.05 o.o1 0.025 o.o3 9 o.o1 0.001 ($) o.o3 0.004 o.ot o.oJ 0.013 100 10 15 I I I I I I I I I I I I I I I I I I I I I I I I ' ' p . 2 .(' 2 TABLE £.2.16 CCont'dl A81 USGS Detection Detection CrIterIa Per-ters111 Lh11lt Llt~~lt(C) Levels Others Settleable Solids, 1111/1 0.1 AIM!on Ia NItrogen 0.05 o.o1 0.02 Organic Nitrogen 0.1 Kheldahl Nitrogen 0.1 0.1 Hltr Ita Nitrogen o.o1 o.o1 Tote I HI trogen 0.1 0.01 Total InorganIc Carbon 1.0 c 1) A 1 1 per-tars end ve I ues ere ••pressed In ~~~g/1 un I ass other• I se noted. (2) TSS-Cnonflltereblel t~~eterlal on a standerd fiber filter after filtration of a WiTI -1111 xed sa.., Ia. (3) TDS-(flltereblal .aterlel that passes through e standard glass tiber filter end ,. ... Ins after evaporation. (C) USGS detection llt11lts are taken USGS Open-file Report 81-1016. test available. 04) -Migration Aoutas CSpl -Spawning Areas CSl -Suggested Crltarle Source: USGS and RM frc. "1982 Water Quality LAboratory Services Catalog" The ll•lts used are the ll•lts tor the IIIOSt precise TABLE E,2,17: PARAMETERS EliCEEDING CRITERIA BY STATION AND SEASON f'er .. ter Station -s-.. son CrIterIa 0,0, J Seturetlon G s L Phospllot'us, Tote I (d) v, G, T, S, SS s, w. 8 E pH T s L v, s w G, T B Total Organic Carbon G, SS s s v, G, ss w ss B True Color v, G, T, S s L A h11ln111 (d) v, G S, w s Al111ln111 <t> G, T, s s s BIMUth (d) v, G s s G w Cedlll111 (d) G, T, ss s E Ced•llll (t) G, T, s, ss s E T, ss w Copper (d) ss s A T w T, ss B Copper (t) G, T, S, ss s A T, ss w. 8 Iron (t) G, T, s, ss s E T, SS B Le.cl (t) G, T, S, ss s A ss 8 "-ngenese (d) G, s E "-ntenHe (t) G, T, S, ss s E T, ss B Mercury (d) G, T, S, 55 5 E T, 5 w "-rcury (t) G, T, s. ss s E T, S, ss w T, 55 8 Nickel (t) G, s. 55 s A Zinc (d) 5 w A T 8 Zinc (t) a, T. s, ss s A T, SS w. B Notes: Stetlons s .. sons Crlterle (cf) dissolved D -Denali S -5.-r L -Estebllshed by lew es per Aleske Weter Qu!ll!y Stenderds, 1979, (t) tote I V -v .. Canyon W -WInter rec:overeb le G -Go I d Cr•k B -Br .. kup C -Chu lltnl T -Tllk•tna S -Sunshine SS -Susltne Stetlon Source: USGS AND IUI4 E -Established by lew es per EPA Ouell!y Crlterle for Water, 1976, S -Crlterle thet heve been suggested but ere not lew, or levels which neturel weters usually do not e•ceed, A -Alternete level to 0,01 of the 96-hour LC50 det.,..lned ttlrough bloes .. y (EPA 1976), I I I I I I I I I I I I I I I I I I I SEASON DEFINITIONS FOR WATER QUALITY SUMMARY Breakup -from the time ice begins to break up until recession of spring runoff. Summer -from the end of breakup until the water temperature drops t o ---essentially 0° C in the fall. Winter -from the end of summer until breakup begins. I I I I I I I I I I I I I I I I I II I I I I II I I I I I I I I I I I I I I I I I I II II Ill I I I Ill I II I 111111111111111 I .A .__.I5.0 IA.---..13.0 u ~ ..... a: ;:) ~ a: ..... A. ~ .... SO UIICE : USGS 10.0 - 5.0 0 .0 49 49 ~4 21 65 9 25 3 5 17 5 27 D v c T s So:~ D v a c T I I I SUMMER WINTER 3 22 6 4 10 2 12 s ss D v a c T I BREAKUP I 7 s ss e MAXIMUM MEAN e MINIMUM NO. Of OBSERVATIONS LOCATION D-DENALI V-VEE CANYON Q-GOLD CREEK C-CHULITNA T-TALKEETNA S ·SUNSHINE SS ·SUS I TNA STATION NOTES • I. A . CRITERIA : SHALL NOT EXCEED 20°C AT ANY TIME . THE FOLLOWING MAXIMUM TEWP£RATURE SHALL NOT BE EXCEEDED WHERE APPLICABLE : MIGRATION ROUTES AND REARING AREAS--15°C, SPAWNING AREAS AND EGG AND FRY INCUBATION--13°C (ADEC, 1979). I. B. ESTABLISHED TO PROTECT SENSITIVE IMPORTANT FISH SPECIESLAND FOR THE SUCCESSFUL MIGRATION.! SPAWNING.a. EGG-INC BATION1 .FRY-REARING_. AND OTHER REt"RODUCTIVt. FUNCTIONS OF IMPORTANT SPt.CIES . 2 . MAXIMUM VALUES OF 12°C AT DENALI ON JUNE 4 AND 5, 1980; 15 .0 0C AT GOLD CREEK ON JULY 3 AND 4, 1979 i AND 16.5 °C AT SUSITNA STATION ON JULY 9,1976 HAVE BEEN RECORDED BY USGS CONTINUOUS RECORDING EQUIPMENT, HOWEVER THESE WERE NOT INCLUDED IN THE ABOVE COMPILATION. ONLY DISCRETE OBSERVATIONS WERE UTILIZED SINCE CONTINUOUS RECORDERS ARE NOT PRESENT AT EACH STATION THROUGHOUT THE BASIN. DATA SUM MARY-TEMPERATURE FIGURE E .2.71 ·-... ·-·-·-·-·- ........ .. 6000 ! 4000 ., .... z w 2 0 w ., Q i 2000 w ~ ;) ., g .... 0 45 41 0 v 72 20 54 5 21 G c T s S;, SUMMER -·--- 2 IS II I 24 2 It • 3 15 3 12 I 5 0 v 8 c T s .. D v G c T s ss I I WINTER BREAKUP D-'>EMALI V-VEE CANYON G-GOLD CREEK C-CHULITMA T-TALKEETNA S-SUNSHINE SS-SUSITNA STATION NOTE . I. A. CRITERION : NO MEASURABLE INCREASE ABOVE NATURAL CONDITIONS IAOEC 1979). I. B ESTABLISHED TO PREVENT OEl..ETERIOUS EFFECTS ON AQUATIC ANIMAL AND PLANT LIFE, THEIR REPRODUCTION AND HABITAT. 2 AT GOLD CREEK ,2 WINTER OBSERVATIONS WERE LESS THAN THE DETECTION LIMIT OF 1.0 "'9·11 DATA SUMMARY-TOTAL SUSPENDED SEDIMENTS SOUIICl . USGS AHD 11&1011 e MAXIMUM -MEAN e MINIMUM MO. OF OBSERVATIONS LOCATION FIGURE E.2 . 78 1500 '5 1000 r z 0 0 II D v ltlb 27 13 15 G c T SUMMER - . 21 II 0 4 s Sl:l D v T -- 5 0 0 3 13 0 I ' 0 0 0 I G c T s ss D v a c T s ss IT I WINTER BREAKUP 0-DENALI V-VEE CANYON G-80LD CREEk C-CHULITNA T-TALkEETNA S-SUNSHINE SS-SUS I TNA STATION NOTES : I.A. CRtTERION :S~All NOT EXQ£ED 25 NTU ABOVE NATURAL CONDITIONS (ADEC 1979) .. I . B. ESTABUSHED TO HtEVENT THE REDUCTION OF THE COMPENSATION POINT FOR PHOTOSYNTHETIC ACTIVITY, WHICH MAY HAVE ADVERSE EFFECTS ON AQUATIC LIFE . DATA SUMMARY -·ruRBIDift SOURCl • USGS AND Ra II e MAXIMUM -MEAN e MINIMUM NO. Of 08SERVATIONS LOCATION FIGURE E. 2 . I I ~ ,... ~ .... , ..... ,... ..-------- '1~.8 - . 14.0 - 12.0 -- . - IQO - - 8 .0 I.A . 0 1 19 0 29 ~ 13 0 4 8 0 15 3 14 0 I 3 0 4 0 4 0 v G c T s S::i 0 v 0 c T s ss 0 v G c T s ss I I r sUMMER -•WINTER BREAKUP 0 -DENALI V -VEE CANYON 0-GOLD CREEK C-CHULITNA T-TALKEETNA S -SUNSHINE SS-SUS I TNA STATION NOTES : '• I. A . CRfTEfiA • GREATER THAN 7mo"./l. ,BUT IN NO CASE SHALL DISSOLVED OXYGEN EXCEED 17 mo /I .(ADEC 1979). I. B. ESTABLISHED FOR n.E PROTECTION OF ANADROMOUS AND RESIDENT FISH . DATA SUMMARY-DISSOLVED OXYGEN so.AIC l · USGS ANO II aM e MAXIMUM -MEAN e MINIMUM NO. OF OBSERVATIONS LOCATION FIGURE E .2 .83 ·-·-....... --.... .-.... .... .-.-... .-.-.... ... ... .-~ .. 120 I.A.--• z 100 0 i= .. a:: - I :::> .... .. I en "' ~ 0 80 ' z w ~ >- )( 0 0 w ~ 0 60 en en 0 0 7 15 0 8 2 9 0 4 8 0 6 3 7 0 I 3 0 I 0 2 D v G c T s S;, D v G c T s ss D v G c T s ss I I I I I I I SUMMER WINTER BREAKUP 0-0ENALI V-VEE CANYON G-GOLO CREEK C-CHULITNA T -TALI<EETNA S-SUNSHINE SS -SUSITNA STATION NOTES: , I . A. CAllER ION: THE CONCENTRATION bF TOTAL DISSOLVED GAS SHALL NOT EXCEED 110% SATURATION AT ANY POINT.tADEC, 1979 ). I . 8 . ESTABLISHED FOR THE PROTECTION OF ANADROMOUS AND RESIDENT FISH. DATA SUMMARY-DISSOLVED OXYGEN % SATURATION SOUIIC[ • UIGI AIIO 11• Ill e MAXIMUM -MEAN e MINIMUM NO. OF OBSERVATIONS LOCATION FIGURE E.2 .84 ·-·-....... --.... .-.... .... .-.-... .-.-.... ... ... .-~ .. 120 I.A.--• z 100 0 i= .. a:: - I :::> .... .. I en "' ~ 0 80 ' z w ~ >- )( 0 0 w ~ 0 60 en en 0 0 7 15 0 8 2 9 0 4 8 0 6 3 7 0 I 3 0 I 0 2 D v G c T s S;, D v G c T s ss D v G c T s ss I I I I I I I SUMMER WINTER BREAKUP 0-0ENALI V-VEE CANYON G-GOLO CREEK C-CHULITNA T -TALI<EETNA S-SUNSHINE SS -SUSITNA STATION NOTES: , I . A. CAllER ION: THE CONCENTRATION bF TOTAL DISSOLVED GAS SHALL NOT EXCEED 110% SATURATION AT ANY POINT.tADEC, 1979 ). I . 8 . ESTABLISHED FOR THE PROTECTION OF ANADROMOUS AND RESIDENT FISH. DATA SUMMARY-DISSOLVED OXYGEN % SATURATION SOUIIC[ • UIGI AIIO 11• Ill e MAXIMUM -MEAN e MINIMUM NO. OF OBSERVATIONS LOCATION FIGURE E.2 .84 -. .-. .-·--.. -- 1.1 0 .6 """: ' 0 .4 0 e ll. ~ 0 % 5I 0 0 .2 f ..J ~ 0 ~ I .A. --o1f g 10 2: g 23 6 23 0 4 y_ T 8 ·~ 0 v I I I SUMMER - ~ 0 17 4 20 ig c T 8 8S I WINTER I 3 0 6 v ' c T I I I I BREAKUP 0 7 s saH- e MAXIMUM -MEAN e MINIMUM NO. Of 088E:AVATIONS LOCATION 0-0E:NALI V-VE:E: CANYON 8-GOLO CREEK C-CHULITNA T-TALKEETNA S-SUNSHINE SS-SUS I TNA STATION NOTES : •• &YUh &AU *WSSI -80-11 1811 ..,.,.,., I.B. ESTABLISHED TO PROTECT FRESHWATER AQUATIC ORGANISMS. 2 . AT VEE CANYON_1 4 SUMMER 08SERVATIONS,2 WINTER OBSERVATIONS, AND THE I BREA~UP OBSERVATION WERE LESS THAN 0 .0!5 lftg./1. 5 . AT GOLD CREEK,tl SUMMER 08SERVATIONS,3 WINTER OBSERVATIONS, AHO I BAEAKUP OBSERVATION WERE LESS THAN 0 .05 mg ./ I. 4 . AT SUNSHINE, 2 WINTER OBSERVATIONS WERE LESS THAN 0 .01 lftg./1 . 5 . AT SUSITNA STATION, 2 WINTER OBSERVATIONS WERE LESS THAN 0 .01 mg./ I. DATA SUMMARY -'TOTAL PHOSPHORus · FIGURE E .2 .86 SOUIIC£ USGS AND II a M 0.6 ..-. ....... 0 - .! a.. 1/) 0 .4 cf -·-.. -..... ... cf % 0.. --- 1/) 0 f 0 .2 0 ::r too a:: 0 - ---I• f• H - 0 .0 0 9 27 0 II 3 I -0 0 v G c T s s~ 0 SUMMER - - - ~ -~· -t~J -' --. 4 8 0 4 I 2 v G c T s ss WINTER - -- --- 0 I 3 0 0 0 v (J c T BREAKUP 0 I s ss e MAXIMUM -MEAN e MINIMUM NO. OF OBSERVATIONS LOCATION 0-0EN.\LI V-VEE CANYON G-GOLO CREEK C-CHULITNA T-TALKEETNA S-SUNSHINE SS -SUSITNA STATION NOTES• I . NO CRITERION ESTABLISHED. ' . 2 . AT VEE CANYON, 7 SUMMER OBSERVATIONS WERE LESS THAN 0 .05 mg./1. 2 WINTER OBSERvATIONS AND THE I BREAKUP OBSERVATION WERE LESS THAN THE DETECTION LIMIT OF 0 .01 mg./ I. 3 . AT GOLD CREEK, 13 SUMMER OBSERVATIONS WERE LESS THAN 0 .02mg./l. 2 WINTER OBSERVATIONS AND 2 BREAKUP OBSERVATIONS WERE LESS THAN THE DETECTION LIMIT Of 0 . 01 r~~g./ I. 4 . AT SUSITNA STATION, THE 2 WINTER OBSERVATIONS WERE LESS THAN 0.02 mg./1. DATA SUMMARY-ORTHOPHOSPHATE FIGURE E .2 .87 SOUIIIC[' USGS AND lila M . 0.6 ..-. ....... 0 - .! a.. 1/) 0 .4 cf -·-.. -..... ... cf % 0.. --- 1/) 0 f 0 .2 0 ::r too a:: 0 - ---I• f• H - 0 .0 0 9 27 0 II 3 I -0 0 v G c T s s~ 0 SUMMER - - - ~ -~· -t~J -' --. 4 8 0 4 I 2 v G c T s ss WINTER - -- --- 0 I 3 0 0 0 v (J c T BREAKUP 0 I s ss e MAXIMUM -MEAN e MINIMUM NO. OF OBSERVATIONS LOCATION 0-0EN.\LI V-VEE CANYON G-GOLO CREEK C-CHULITNA T-TALKEETNA S-SUNSHINE SS -SUSITNA STATION NOTES• I . NO CRITERION ESTABLISHED. ' . 2 . AT VEE CANYON, 7 SUMMER OBSERVATIONS WERE LESS THAN 0 .05 mg./1. 2 WINTER OBSERvATIONS AND THE I BREAKUP OBSERVATION WERE LESS THAN THE DETECTION LIMIT OF 0 .01 mg./ I. 3 . AT GOLD CREEK, 13 SUMMER OBSERVATIONS WERE LESS THAN 0 .02mg./l. 2 WINTER OBSERVATIONS AND 2 BREAKUP OBSERVATIONS WERE LESS THAN THE DETECTION LIMIT Of 0 . 01 r~~g./ I. 4 . AT SUSITNA STATION, THE 2 WINTER OBSERVATIONS WERE LESS THAN 0.02 mg./1. DATA SUMMARY-ORTHOPHOSPHATE FIGURE E .2 .87 SOUIIIC[' USGS AND lila M . -----..• --- ---- - -.. - -- ---·--------------------------------------------------------------------~ ._ - 1- ..... - ---- ~ ----- ........ ----- 0 -e --- 2 z IJ) Cl z w (!) 0 a: ..... I. z 0 w ..... Cl a: ..... z J --- 0.0 I II 19 71 6 31 0 I D v G c T s ss SUMMER t-t-· --- - -- I~ --. 3 4 30 4 II 0 I D v 0 c T s ss WINTER .._ - - - I 2 • 0 10 0 v (J c T I BREAKUP 0 0 s ss e MAXIMUM -MEAN e MINIMUM NO. Of OIS£RVATIONS LOCATION 0-DENALI V -VEE CANYON 0 -GOLD CREEK C-CHULITNA T-TALKEETNA S ·SUNSHINE SS-SUS I TNA STATION NOTES: LA. CRITERION : LESS THAN IOm9./l. (EPA 19 6). I.B. ESTABLISHED TO PROTECT WATER SUPPLIES. 2 . AT VEE CANYON, 5 SUMMER OOSERVATIONS, 3 WINTER OBSERVATIONS, AND I BREAKUP OBSERVATION WERE LESS THAN THE DETECTION LIMIT OF 0 .10 m9./1: 3. AT GOLD CREEK, 6 SUMMER OBSERVATIONS, 2 WINTER OBSERVATIONS AND 2 BREAKUP OBSERVATIONS WERE LESS THAN THE DETECTION LIMIT OF 0 .10 m9 ./l. DATA SUMMARY-NITRATE NITROGEN FIGURE E .2 .II SOUHCE ·USGS AND R a lot ~ ' 0 ~ en 0 ::i 0 Cl) 0 "' > ..J 0 cn Cl) 0 ..J ~ 0 ... r- .. ------- 300 -- . - -------------- 2 0 0 -. -. -r. f-o ---- -- --. 100 t.i ' .. - . - . .. 0 - . -- 0 10 59 0 39 8 24 -0 4 23 0 19 4 20 0 I 8 0 10 0 7 0 v 0 c lrrfr~:»e 0 Y TT~·r-rfui,, ~ 99 0 v G c T s ss _L SUMMER WINT ER 8REAICUP 0 -DENALI V-VE.E CANYON G-GOLO CREEK C-CHULI TNA T-TALI<EE TNA S-SUNSHINE SS -SUS I TN A STATI ON NOTES : ·, I.A . CRITERION • 1,500 1119./l. (AOEC 197 9). I. 8 . ESTAB LISHED TO PROTECT NATURAL COND I TIONS OF FRE SH WATER ECOSYSTEMS (500 me ./ I . I S THE CRITERI ON fOR WATE R SUPPL I ES ). DATA SUMMARY-TOTAL DISSOLVED SOllDS SOUR CE • U SGS ANO R e .. e MAXIMUM -MEA N e MINIMUM NO. OF OBSER VAT I ONS LOCATION FIGURE £.2 .11 -·-·-·-·-·- 0 0 on N 400 ~ 300 e ~ .. 0 ~ E ~ >- t: 200 2:: ..... 0 :::> 0 z 0 0 100 1-t •. 18 29 D v I . - - 32 81 14 73 9 G c T s SUMMER - 27 3 s D 467 -- - .. - . '. . 5 37 !5 31 3 22 I J 9 2 18 0 7 v G c T s ss D v G c T s ss WINTER BREAKUP D-DENALI V-VEE CANYON G-OOLD CREEK C-CHULITNA T-TALKEETNA S-SUNSHINE SS-SUSITNA STATION NOTES : I. NO CRITERION ESTABLISHED. DATA SUMMARY-CONDUCTIVITY SOU RCE • USGS AND II aM e MAXIMUM -MEAN e MINIMUM NO. Of OBSERVATIONS LOCATION FIGURE E.2 . 90 l-~ ....... -.. -----------~ 1-- 1 .0 II) !::: ~lA % A % 1.0 A • I 2 9 0 II 0 1 0 V G C T S 85 1-+-jf+iH II It 74 6 15 1 2!6t-t-t-t-t-5 4 54 4 29 5 20 1-+-jf+iH 0 V Q C T S S;, 0 V G C T S SS I I I I I SUMMER WINTER BREAKUP 0-0ENALI V-VEE CANYON G-GOLO CREEK C-CHULITNA T-TALkEETNA S-SUNSHINE SS-SUSITNA STATION NOTES• I. A. CRITERIA: NOT LESS THAN' 6 .5 OR GREATER THAN 9 .0 pH UN ITS . SHALL NOT VARY MORE THAN 0 .5 pH UNITS FROM NATURAL CONDITION ( AOEC 1979 ). I. B. ESTABLISHED TO PROTECT FRESHWATER A.QUATIC ORGANISMS. DATA SUMMARY-pH SOUI'Cl : Ulll AND II all e MAXIMUM -MEAN e MINIMUM NO. Of OBSERVATIONS LOCATION FIGURE E.2 .91 . ---•..• -----------~ .. 175 ........ ~ 125 E , 0 u ;1 ~ ~ 75 z :; c ¥ ..J c II 16 D v - -- --- - --- - 67 6 6 0 6 21 3 G c T s S:s D SUMMER -- ----. -- -[.!!~ 3 33 4 29 2 19 I I 7 0 14 0 6 v G c T s ss D v 0 c T s ss WINTER BREAKUP D-DENALI V-VEE CANYON G-GOLD CREEK C-CHULITNA T-TALKEETNA S-SUNSHINE SS-SUSITNA STATION NOTES • ., I. A. CRITERION : 20mQ./I. OR MORE EXCEPT WHERE NATURAL CONDITIONS ARE LESS (EPA 1976). 1. B. ESTABLISHED TO PROTECT FHESHWATER AQUATIC ORGANISMS . DATA SUMMARY-ALKALINITY OURC£ : UIGI ANO II alii e MAXIMUM -MEAN e MINI MUM NO. OF OBSERVATIONS LOCATION FIGURE E.2 . 99 ----~ ..• -a. ..................... .. z 0 ., ~ 30 20 10 0 - ----- - - - . - ' .~ ---. - - ~ 0 10 0 3 2 7 0 I 4 0 2 2 9 0 0 2 0 I 0 4 v G c T s h 0 v 0 c T s ss 0 v 0 c T s as I I I I I I T I ~ SUMMER WINTER BREAKUP O-D£NALI \1-VU: CANYON G-GOLO CRUK C-CHULITNA T -TALkEETNA S-SUNSHINE SS -SUSITNA STATION NOTES : I. NO CRITERION ESTAILISHEO . 2 . WATERS CONTAINING LESS •THAN 3 .0 mt/1. HAVE BEEN O&SERVED TO BE RELATIVELY CLEAN (McNEELY et ol. l97i). --DATA SUMMARY-TOTAL ORGANIC CARBON SOIMct: • Ulll AND II a M e MAXIMUM -MEAN e MINIMUM NO. OF OBSERVATIONS LOCATION fiGURE E. 2.101 --·-·-·-,_ .. ·- a: 9 0 0 w ;::) .% 1- 150 0 - . ' 14j. -~ 14 17 0 v - - ' I . 62 6 30 3 G c T s I SUMMER --. - - . ·i~t .. 3 4 ss 0 v - - . - ---. . . . -- . . - - I• . - -25 4 13 I 4 I 2 8 0 8 0 0 G c T s ss 0 v G c T s ss I WINTER BREAKUP 0 -0ENALI V-VEE CANYON 0 -GOLO CREEK C-CHULITNA T-TALI<EETNA S-SUNSHINE SS -SUSITNA STATION NOTES : e MAXIMUM MEAN e MINIMUM NO. OF OBSERVATIONS LOCATION I A. CRITERION : SHALL NOT EXCEED 50 UNITS (AOEC 1979). 4 . AT TALKEETNA, I WINTER OI!SERVATION WAS LESS THAN 5 UNITS. 1.8. ESTA&LISHEO TO PREVENT THE REDUcTION Of PHOTOSYNTHEliC ACTIVITY WHICH MAY HAVE DELETERIOUS EFFECTS ON AQUATIC LIFE . 2. AT OENALI,I SUMMER OaSERVATION WAS LESS THAN 5 UNITS . ONE SUMMER OBSERVATION WAS GREATER THAN 5 UNITS. 3 ATSUSITNA STATION,2 SUMMER 08S£RVATIONS AND 2 WINTER OBSERVATIONS WERE LESS THAN 5 UNITS. DATA SUMMARY-TRUE COLOR SOUIICf• USGS AND II a It FIGURE E.2. 103 - ' t ..... ..J Ill C( a: ..... ~ (,) ..... a: ..J ~ 0 1- 60 40 20 z 0 ~ LA .-.(j I - 0 0 D v - 6 0 15 6 13 0 G c T s s~ D SUMMER - --. -- i'o 0 .... 1 . 0 & I 10 0 0 0 0 4 0 6 v G c T 5 ss D v G c T s 88 ' -, WINTER BREAKUP 0-0ENALI V-VEE CANYON G-GOLD CREEK C-CHULITNA T ·TALKEETNA S ·SUNSHINE SS-SUS I rNA STATION NOTES: I.A. CftiTERION • LESS THAN I.OmQ./1. (EPA 1971; SITTIG 11811 . 1.8. ESTABLISHED TO PROTECT FRESHW~TER AQUATIC ORGANISMS . 2 . (t)• TOTAL RECOVERABLE. DATA SUMMARY-IRON (t) SOUIICE ·UIGI e MAXIMUM -MEAN e MINIMUM NO. Of OBSERVATIONS LOCATION fi GURE E .2 . Ill >-Ct: ~ 0 Ct: .... :1 .... .• .• ·-·-·-·-·-... ·--- I.A l 0 .00 00 -·~++++ ~ ..._+--+-+++-+.J+o "-'~o~ ... '3~~l-o"-'-.L3~~3 L~ 3 o o -1 o 2 0 V G C T S S;,ci-t-+-t-t 0 V G C T SUMMER WINTER 2 9 s ss 0 0 0 0 0 0 6 D V G C T S SS BREAKUP NO. OF OBSERVATIONS LOCATION 0-DENALI V-VEE CANYON G-GOLD CREEK C-CHULITNA T -TALKEETNA S-SUNSHINE SS -SUSITNA STATION NOTES : I. A CRITERION : LESS THAN 0 .00005 mCJ ./1. (EPA 1976). I.B. ESTABLISHED TO PRO TECT FRESHWATER AQUATIC ORGANI SMS. 2. AT GOLD CREEK , I SUMMER OBSERVATION AND THE I WINTER OBSERVATION WERE LESS THAN 0 .001 mQ./ I. 3. AT SUSITNA STATION, B SUMMER OBSERVATIONS, 7 WINTER OB SERVATIONS, AND THE 6 BREAKUP OBSERVATIONS WERE LESS THAN 0.0005 m9 ./ I. 4 . (d): DISSOLVE D DATA SUMMARY-MERCURY (d) f iGURE E.2 .115 SOUII C£ • USGS ....... D ~ w 0 .0 006 ~ 0 . c( cr: 0004 w ~ u w cr: ..J g 0 .00 02 .... >-cr: ::;) u cr: w 2 .-I. A 0 .0000 0 0 0 v ·6.'obo8' - I . --. - 6 0 9 6 13 0 0 o · c T s ss -0 v SUMMER - . I 0 5 I 9 0 0 G c T s ss 0 v WINTER 0 0 3 0 0 c T s I BREAKUP - 6 ss -- e MAXIMUM MEAN e MINIMUM NO. Of OBSERVATIONS LOCATION 0 -0ENALI V-VEE CANYON 0-GOLO CREEK C-CHULITNA T-TALKEETNA S-SUNSHINE SS • SUSITNA STATION NOTES : I.A. CRITERION • LESS THAN 0 .00005mQ./I. (EPA 1976). I.B. ESTABLISHED TO PROTECT FRESHWATER AQUATIC ORGANISMS . 2 . AT TALKEETNA,! SUMMER OBSERVATION WAS LESS THAN 00005 me./1. 3 . AT SUSITNA STATION, 7 SUMMER OBSERVATIONS, 7 WINTER OBSERVATIONS AND 4 BREAKUP OBSERVATIONS WERE LESS THAN 0 .0005 m9./ I. 4 . AT GOLD CREEK 1 THE I WINTER OBSERVATION WAS LESS THAN 0 .0005 mQ . I I . 5. (I): TOTAL RECOVERABLE . -DATA SUMMARY-MERCURY (t) IOU ~CE USGS FIGURE E.Z .116 ·-·-·-.... -......... .-.-.......... 60 ~ 0 e 40 a z cC 2 loJ a z loJ Cl >- )( a 20 ...J cC (.) i loJ X: (.) 0 ~0\JIIC( Ill a Ill - -- - . - 0 8 16 0 0 0 0 0 4 !5 0 0 0 0 0 I 2 0 0 0 0 D v G c T s s~ D v G c T s ss D v G c T s ss ~ I r I I SUUUER WINTER BREAKUP 0 -DENALI V-VEE CANYON G-GOLD CREEK C-CHULITNA T -TALKEETNA S -SUN S HIN E SS -SUSITNA STATION NOTES : I. NO CRITERION ESTABLISH ED. 2 . AT GOLD CREEK, 2 SUMM ER OBSERVAT ION S WERE LESS THAN 1.0 mg./ I. DATA SUMMARY-CHEMICAL OXYGEN DEMAND e MAXIMUM -MUN e MINIMUM NO. Of OBSERVATION S L OCATION -- FIGURE E.2 102 -- 30 -----. - 20 --. ~ . --- ~ ...... ~ e w 10 e a: 0 ..J :J: u . 0 II 19 74 6 62 9 24 3 4 33 4 29 4 21 I 2 9 0 16 0 7 0 v G c T s S:.~ 0 v G c T s ss 0 v G c T s ss I I SUMMER WINTER BREAKUP 0-DENALI V-VEE CANYON G-GOLO CREEl< C-CHULITNA T-TALKEETNA S-SUNSHINE SS-SUS I TNA STATION NOTES . I. A. CRITERION ·. LESS THAN 200 mq /1 (ADEC 1979 1. I. B ESTABLISHED TO PROTECT WATER SUPPLIES 2 AT VEE CANYON , 3 SUMME R OB S ERVATIONS WERE LESS THAN THE DETECTION LIMIT OF IOmQ / I 3 AT GOLD CREEK, 2 SUMMER OBSERVATIONS WERE LESS THAN THE DETECTION LIMIT OF I 0 "'9 I I . DATA SUMMARY -CHLDRIDE SOURCE USGS ANO RaM e MAXIMUM -MEAN e MINIMUM NO. OF OBSERVATIONS LOCATION FIGURE E.2.92 - 50 - -- -...: 20 ~ 01 -E -w 0 x -0 -0 z 0 10 CD a: .. ' (.) w w a: "-- I ~ -[j 0 II 16 62 '6 &!S ! I!S ·' ! 2t 4 24 0 I& b I • 0 14 0 !S 0 v a c T 8 5lii D v G c T s ss v ' c T 8 ss I I I I I I I SUMMER WINTER BREAKUP 0 -DEHALI V-VEE CANYON G-GOLD CREEK C-CHULITNA T -TAL KEETNA S -SUNSHINE SS -SUSITNA STA TI ON NOTE : I. NO CRITERION ESTABLISHED. DATA SUMMARY -FREE CARBON DIOXIDE S()(JAC£ USGS ANO A 6 M e MAXIMUM -MEAN e MINIMUM NO. Of OBSERVAT IONS LOCATION FIGUR E E.2 .100 - 2A --.. -- 3 .0 -~ E 2 .0 - 0 ..... d If) If) 0 --;; 1.0 -~ ::::> z i ::::> ..J ~ O.v 0 10 6 0 0 0 0 0 3 D v G c T s Sll D v I SUMMER --- - - --- 3 0 0 0 0 G c T s ss I WINTER - - 0 I 2 0 0 D v G c T BREAKUP 0 0 s as • MAXIMUM e MINIMUM NO. OF 018£R~TIONS LOCATION 0 -DENALI V-VEE CANYON G-GOLD CREEK C-CHULITNA T-TALKEETNA S-SUNSHINE SS -SUSITNA STATION NOTES . I NO CRITERION ESTABLISHED . 2 A A LIMIT OF 0.073 mr:,/ I HAS BEEN SUGGESTED BY EPA !SITIIG 1981). 2 .8 THIS SUGGESTED LIMIT IS BASED ON THE EFFECTS~ ALUMINUM ON HUMAN HEALTH. 3 AT VEE CANYON, 7 SUMMER OBSERVATIONS WERE LESS THAN 0 10 mq./ I T~O WINTER OBSERIIATIONS AND THE ONE SUMMER OBSERVATION WERE LESS THAN THE DEl ECTION LIMIT OF 005 mr,/ I. 4 AT GOLD CREEK , 4 SUMMER OBSERVATIONS,2 WINTER OBSERVATIONS AND THE 2 BREAKUP OBSERVATIONS WERE LESS THAN THE DETECTION LIMIT OF 005"'9 / I. 5 (d): DISSOLVED. DATA SUMMARY-ALUMINUM (d) SOU,.f"(• II a II FIGURE E..2 .104 -.-.---~~ - - 30 ~ ' . .. ! --"' ...I . lD c tt 20 ~ 0 0 I! - ..J ~ 10 -~ 2 ::l ~ 2 3 4 -2.A. 0 - 0 0 3 0 I 3 0 0 v 0 c T s h I SUMMER ----.&--- ----- . - . --------. -. - 0 0 0 0 0 0 0 0 0 v G c T ~I ss 0 WINTER -- - 0 0 0 0 v G c T BREAKUP 0 s --------- 0 sa I I e MAXIMUM -MEAN e MINIMUM NO. Of 08SERVATIONS LOCATION 0-0ENALI V-VE£ CANYON G-GOLO CREEK C-CHULITNA T ·TALkEETNA S-SUNSHINE SS -SUSITNA STATION NOTES : I . NO CRITERION ESTAILISHED. 2 .A. A LIMIT OF 0.073 mt./1. ltAS BEEN SUGGESTED BY EPA (SITTIG 1981 ). 2 .8. THIS SUGGESTED LIMIT IS BASED ON THE EFFECTS OF ALUMINUM ON HUMAN HEALTH . 3 . (I): TOTAL RECOVERABLE . DATA SUMMARY-ALUMINUM (t) SOUIICf • Ul401 FIGURE E. 2 . I 00 .. ,.._..._., 0 .30 -....... co 0 .20 E 0 w > ...J 0 C/) C/) 5 ...: 0 .10 Cll X ... :::> 2 en ii 2 .A.~0 0 10 7 0 0 0 0 0 3 D v G c T s Sll D v SUMMER 3 0 0 0 0 0 I G c T s ss D v WINTER - 2 0 0 e c T BREAKUP 0 0 s ss e MAXIMUM -MEAN e MINIMUM NO. M 081ERYATION8 LOCATION 0-DENALI V-VEE CANYON G-GOLD CREEK C-CHULITNA T-TALKEETNA S-SUNSHINE SS-SUS I TNA STATION NOTES : I. NO CRITERION ESTABLISHED. 2.A. EPA HAS SUGGESTED AN AMBIENT LIMIT OF 0 .0035 1110 ./1 . (SITTIG I HI). 2.8 . THIS SUGGESTED LIMIT FOR BISMUTH IS BASED ON HUMAN HEALTH EFFECTS. 3 . AT VEE CANYON, 9 SUMMER OBSERVATIONS, THE 3 WINTER OBSERVATIONS, AND THE I BREAKUP OBSERVATION WERE LESS THAN 0 .05 me./ I. 4. AT GOLD CREEK, 6 SUMMER OBSERVATIONS, 2 WINTER OBSERVATIONS, AND THE 2 BREAKUP OBSERVATIONS WERE LESS THAN 0 .05 •e./1. 5. (d): DISSOLVED . SOUIICE • 11• M DATA SUMMARY-BISMUTH (d) FIGURE E .2.106 I --- 0 .003 0 ' 0 0 .0020 E . 0 w ~ 0 1/'1 ~ I._.. ~ 0 .0010 ::1 ::> ~I.~ C( u 2 .-- 0 .0000 0 - - 0 0 D v --- ... - - 3 0 4 3 13 G c T s ss I SUMMER - - .. - 0 - 0 0 I 0 ~ I 9 D v G c T s ss I WINTER - -- 0 0 0 0 2 0 v G c T BREAKUP 0 6 s as e MAXIMUM MEAN e MINIMUM NO. OF OBSfRVATK>NS LOCATION 0 -DENALI V-VEE CANYON G-GOLD CREEK C-CHULITNA T ·TALKEETNA S -SUNSHINE SS -SUSITNA STATION NOTES : I CR ITE RIA = 0 .0012 mQ /1 IN HARD WATER AND0.0004 SOFT WATER (EPA 1976). 2. CRITERION L ESS THAN 0 .0002 1ft9./l. (McNEELY et ol. 1979). 3 . THE ABOVE CRITERIA ESTABLISHED TO PROTECT FRESHWATER AQUATIC ORGANISMS . 4 . AT GOLD CREEK, I SUMMER OBSERVATION WAS LESS THAN 0.001 mQ./ I. THE I WINTER OBSERVATION WAS LESS THAN 0 .003 IIIIJ /I . 5 . AT TA L KEETNA, 2 SUMMER OBSERVATIONS AND 2 WINTER OBSER VATIONS WERE LESS THAN 0 .001 miJ ./1. 6 . AT SUNSHINE, 2 SUMMER OBSE RVATIONS AND THE I WINTER OBSERVATION WERE LESS THAN O.OOimiJ./1. 7. Al SUSITNA STATION,I2 SUMMER OBSERVATIONS WERE LESS THAN 0 .002 IIIIJ./1 . THE 9 WINTER OBSERVATIONS AND THE 6 BREAKUP OISERVATIONS WERE L ESS THAN 0 003m1J /1. 8 . (d): DISSOLVED DATA SUMMARY-CADMIUM (d) FIGURE f . 2 . I D7 SOUIIC£ USGS ).0030 00020 00010 . -....... 2 0 .0000 0 0 0 v 0005 0010 ~ 0 10 6 13 0 0 c T s s~ 0 v I SUMMER I 0 5 I 9 0 0 0 c T s 8S 0 v I I WINTER 0 0 3 G c T 8REAKUP 0 6 s 88 e MAXIMUM MEAN e MINIMUM NO. Of OIIERVATIONS LOCATION 0-DENALI V-VEE CANYON G-OOLD CREEK C-CHULITNA T-TALKEETNA S-SUNSHINE SS-SUSITNA STATION TES CRITERIA 0 .0012 IN HARD WATER AND 0.0004 m9/ I IN SOFT WATER IEPA 1976). CRITERION-LESS THAN 0 .0002 mQ./1. (McNEELY 11 at. 1979). ABOVE CRITERIA ESTABLISHED TO PROTECT FRESHWATER AQUATIC ORGANISMS . AT GOLD CREEK , 3 SUMMER OBSERVATIONS WERE LESS THAN OOIOm9/l. THE I WINTER OBSERVATION WAS LESS THAN 0 001 mQ./1 . 5 AT TAU<EETNA,5 SUMMER OBSERVATIONS , I WINTER OBSERVATION AND 2 BREAKUP OBSERVATIONS WERE LESS THAN 0 .010 IIIQ. /I . 6 AT SUNSHINE,4 SUMMER OBSERVATIONS WERE LESS THAN 0010 m~/1 7 AT SUSITNA STATION, 7 SUMMER OBSERVAT IONS, 7 WINTER OBSERVATIONS AND 5 BREAKUP OBSERVATIONS WERE LESS THAN 0 .020 m9/ I 8 (I): TOTAL RECOVERABLE DATA SUMMARY -CADMIUM (t) USGS fiGURE E.2 .I 01 0 .0030 ' do ! w ..J ID <I a: ~ u w a: _,I ~ 0 ..... '0 u ::E I ::l 00020 00010 --~ 2 <I u 0 .0000 0 0 0005 0010 0 ~ 0 10 6 13 0 0 v c T s Sa 0 v SUMMER I 0 5 I 9 0 0 0 c T s ss 0 v I I WINTER 0 0 3 G c T I BREAKUP 0 6 s as e WAXIMUM MEAN e MINIMUM NO. Of OBSERVATIONS LOCATION 0 -DENALI V-VEE CANYON G-OOLD CREEK C-CHULITNA T -TALKEETNA S -SUNSHINE SS -SUSITNA STATION NOTES I CRITERIA 0 .0012 IN HARD WATER AND 0.0004 "'II I I IN SOFT WATER (EPA 1976). 2 CRITERION: LESS THAN 0 .0002 "'II· /1. (McNEELY tl ol . 1979). 3 ABOVE CRITERIA ESTABLISHED TO PROTECT FRESHWATER AQUATIC ORGANISMS. 4 AT GO LD CREEK, 3 SUMMER OBSERVATI ONS WERE LESS THAN OOIOmQII. THE I WINTER OBSERVATION WAS LESS THAN 0 001 m11./1 . 5 AT TALKEETNA,5 SUMMER OBSERVATIONS,! WINTER OBSERVATION AND 2 BREAKUP OBSERVATIONS WERE LESS THAN 0.010 11111./l. 6 AT 5UNSHINE ,4 SUMMER OBSERVATIONS WERE LESS THAN 0010 m~ll 7 AT SUSITNA STATION, 7 SUMMER OBSERVATIONS, 7 WINTER OBSERVATIONS AND 5 BREAK UP OBSERVATIONS WERE LESS THAN 0 .020 "'II I I 8 (t): TOTAL RECOVERABLE DATA SUMMARY -CADMIUM (t) SOURCE · USGS FIGURE E .2 .1 01 .030 0 t 0 . 15 2 . 0.. 0.. 0 u 0 . 020 .010 000 - 0 0 0 v - 3 0 3 3 13 0 0 G c T s S::~ 0 v SUMMER - I 0 5 I • 0 0 G c T s ss 0 v WINTER 0 0 2 8 c T BREAKUP 0 6 s II e MAXIMUM MEAN e MINIMUM NO. Of DeHRYATIONS LOCATION 0 -DENALI V-VEE CANYON G-GOLD CREEK C-CHULITNA T-TALKEETNA S-SUNSHINE SS-SUIITNA STATION NOTES I CRITE RoON : 0 .01 OF THE 96·HOUH LC50 DETERMINED THROUGH BIOASSAY (EPA 1976). 2 CRITERI ON 0 .005 mQ/1 (McNEEL'Y tl ol. 1979). 3 THE ABOIIE CRITERIA E.STABLISHED TO PROTECT fRESH'MATt:R AQUATIC ORGAN ISMS 4 AT TALKEETNA, TI1E 3 SUMMER OBSERVATIONS WERE LESS THAN 0 .010 m g/1. 5 AT SUSITNA STATION, 6 SUMMER OBSERVATIONS,2 WI NTER OBSERVATIONS AND 2 BREAKUP OBSERVATIONS WERE LESS THAN 0 .002 mQ /I . 6 (CS): DISSOLVED DATA SUMMARY COPPER (d) I SOUR CE . usos FIGURE E.2. I Ot .. ----- - 0 .30 ..., ' 0 E w _, II) 0 .20 "' a: w > 0 u w a: _, ~ 0 1-_ o.;o ::J u a: w 11. 11. 0 u 2. ~ 0 0 6 0 II 6 0 v G c T 5 l SUMMER - 13 0 0 I 0 s I t 5::. 0 v G c T s ss WINTER 0 0 0 0 l 0 v G c T BREAKUP 0 t s as e MAXIMUM MEAN e MINIMUM NO. Of 088ERVATIONS LOCATION 0-DENALI V-VEE CANYON G-GOLD CREEK C-CHULITNA T-TALKEETNA S-SUNSHINE 55 -SUSITNA STATION NOTES : I. CRITERION : 0 .01 Of THE 96 ·HOUR LCso DETERMINED THROOGH BIOASSAY (EPA 1976) 2. CRITERION · 0 005 miJ /1 (McNEELY et ol.l979). 3 THE ABOVE CRIT ERIA ESTABLISHED TO PROTECT FRESHWATER AQUATIC ORGANISMS 4 . AT GOLD CREEK, I SUMMER OBSERVATION WAS LESS THAN 0 .010 m9 /1. 5 . AT SUSITNA STATION, I SUMMER OBSERVATION AHD 2 WINTER OBSERVATIONS WERE LESS THAN 0 .020 m9 . /I. 6 . AT TALKEETNA, I BREAKUP OBSERVATION WAS LESS THAN 0 .020 "'f./ I. 7. (t): TOTAL RECOVERABLE . SOURCE USGS DATA SUMMARY-COPPER (t) FIGURE E .2 .11 0 •••••• w ...J Ill "" a:: w 8 w a:: ...J t! 0 1- ~ IL 0 .30 0 .20 0 .10 -;; I.__. "" ~ 0.00 • 0 0 • • • • 6 0 10 6 13 0 0 • • ----.. --- e MAXIMUM -MEAN e MINIMUM I 0 5 I 9 0 0 0 0 2 0 6 D v G c T s S111 0 v G c T s ss 0 v G c T s ss NO. OF OBSERVATIONS LOCATION SUMMER WINTER BREAKUP 0 -DENALI V-VEE CANYON G-GOLD CREEK C-CHULITNA T-TALKEETNA S-SUNSHINE 55-SUS I TNA STATION NOTES I. CR I TERION : LESS THAN 0 .03 mQ./ I. (McNEELY et ol. 1979). 2 . CRITERION : 0.01 OF THE 96 ·HOUR LC 50 DETERMINED BY BIOASSAY (EPA 1976). 3 . ABOVE CRITERIA ESTABLISHED TO PROTECT FRESHWATER AQUATIC ORGANISMS. 4 . AT GOLD CREEK, 3 SUMMER OBSERVATIONS WERE LESS THANO.IOOmQ./1. 5 . AT TALKEETNA, 6 SUMMER OBSERVATIONS AND I WINTER OBSERVATION WERE LESS THAN O.IOOmg./1. 6 . AT SUNSHINE, 2 SUMMER OBSERVATIONS WERE LESS THAN 0 .100 1119./l. 7. 4T SUSITNA STATION, 5 SUMMER OBSERVATIONS, 3 WINTER OBSERVATIONS, AND 2 BREAKUP OBSERVATIONS WERE LESS THAN 0 .200 mg./ I. 8 . (t): TOTAL RECOVERABLE . - DATA SUMMARY-LEAD (t) FIGURE E .2 .112 SO UR CE USGS ••••• ....... 0. E 0 ~ 11'1 !a 0 c ll w 11'1 ~ I .A c C) z c ll 0 .30 0 .20 0 .10 0 .00 ' - 0 0 0 v • • • • -. I• I 7 0 13 s 13 0 0 G c T s S;, 0 v SUMMER • • • • • -- . ~~ .. I 0 7 2 9 0 0 0 0 I 0 I G c T s ss 0 v G c T s ss T -I WINTER BREAKUP 0-DENALI V-VEE CANYON G-GOLD CREEK C-CHULITNA T-TALKEETNA S-SUNSHINE SS-SUSITNA STATION NOTES : I. A CRITERION 1 LESS THAN 0.05 mQ ./1. (EPA 1976) 1.8 . ESTABLISHED TO PROTECT WATER SUPPLIES . 2 . AT SUSITNA STATION, 6 SUMMER OBSERVATIONS, I WINTER OBSERVATION AND 6 BREAKUP OBSERVATIONS WERE LESS THAN 0 .010 mo./ I. 3 . (d)•OISSOLVEO DATA SUMMARY-MANGANESE (d) SOUIIC[•UIGS --- e MAXIMUM -MEAN e MINIMUM NO. OF OBSERVATIONS LOCATION - FIGURE E.2.113 .II .II II .II :II II :• • • • • • - - --- 1 .~0 -- -. -- j Ill C( 1 .00 cr: w ~ ~ - ..J ~ 0 1-0 .50 ..: c 2 w Cl) w z C( " lA z C( 0.00 2 0 0 I 0 12 I 13 0 0 I 0 5 I 9 0 0 0 0 4 0 I D v G c T s s~ D v G c T s ss D v G c T s ss SUMMER WINTER BREAKUP 0 -DENALI V -VEE CANYON G-OOLD CRE ~K C-CHULITNA T-TALKEETNA S-SUNSHINE SS-SUSITNA STATION NOTES : I.A . CRITERION : LESS THAN 0 .05 me./ I. (EPA 1976). I.B. ESTABLISHED TO PROTECT WATER SUPPLIES . 2 . AT SUSITNA STATION, I BREAKUP OBSERVATION WAS LESS THANO.Oimv./1. 3 . (tl =TOTAL RECOVERABLE . DATA SUMMARY-MANGANESE (t) SOUIIC[ USGS --- e MAXIMUM -MEAN e MINIMUM NO. OF OBSERVATIONS LOCATION FIGURE E . 2 .114 (. .. .. II .II II .II II II II II Ill 0 .1~0 .100 - .060 ~~ .000 - 0 0 -; 0 I 6 5 0 0 I 0 0 D v G c T s s~ D v G c T SUMMER WINTER II II II - - t I 3 0 0 s ss D v II • 0 0 0 0 G c T s BREAKUP • I ss • • • e MAXIMUM -MEAN e MINIMUM NO. OF OBSERVATIONS LOCATION 0 -DENALI V-VEE CANYON G-GOLD CREEK C-CHULITNA T -TALKEETNA S -SUNSHINE SS-SUSITNA STATION NOTES: I. CRITERION : LESS THAN 0 .025 mg./1. (McNEELY et ol . 1979). 2 . CRITERION · 0 .01 OF THE 96-HOUR LC~ DETERMINED THROUGH BIOASSAY (EPA 1976 ). 3 . THE ABOVE CRITERIA ESTABLISHED TO PROTEC T FRESHWATER AQUATIC ORGANISMS . 4 . AT GOLD CREEK, 2 SUMMER OBSERVATIONS WERE LESS THAN 0 .05 mg ./1 . 5 . AT TALKEETNA, THE I SUMMER OBSERVATION WAS LESS THAN 0 .06 mg./ I. 6 . AT SUNSHINE ,2 SUMMER OBSERVATIONS WERE LESS THAN 0.0~ mg. /1. 1. (t) =TOTAL RECOVERABLE . • SOU IIC E ' U!>GS DATA SUMMARY-NICKEL (t) FIGURE £.2 .117 .ra .•.• •• • • • • 0 .30 ' 0 0 .20 .! 0 .., > ...J 0 Cl) !!! 010 ~ c N 0 z N I. --. 0 .00 0 0 3 0 3 3 13 0 0 0 v G c T s Sll 0 v SUMMER .. - I 0 5 I 9 0 0 G c T s ss 0 v WINTER -- 0 0 2 0 0 c T s BREAKUP - 6 ss --·- e MAXIMUM MEAN e MINIMUM NO. OF OBSERVATIONS LOCATION 0-0ENALI V-VEE CANYON 0-GOLO CREEK C-CHULITNA T-TALKEETNA S-SUNSHINE SS-SUS I TNA STATION NOTES : I. CRITERION • LESS THAN 0 .03 m9./l. (McNEELY tl al. 1979). 2 . CRITERION • 0 .01 OF THE 96-HOUR LC 50 DETERMINED THROUGH BIOASSY (EPA 1976). 3 . THE ABOVE CRITERIA BASED ON HUMAN HEALTH EFFECTS . 4 . AT SUSITNA STATION ,8 SUMM~R OBSERVATIONS, 8 WINTER OBSERVATIONS AND 4 BREAKUP OBSERVATIONS WERE LESS THAN 0 .020 "'9 ·/1. 5 . AT GOLD CREEK THE I WINTER OBSERVATION WAS LESS THAN 0 .012 mg./ I. 6 . (d): DISSOLVED DATA SUMMARY-ZINC (d) FIGURE E.2 .118 SOUIICE USGS ' ~ ~ w ...J CD "" Ct: w > 0 u w Ct: ...J "" ..... 0 ..... ~ c: N u z N .II .II .II II II II • II ---- 0 .30 0 .20 0.10 1.-- -4 0 .00 0 0 6 0 II 6 ~~ 0 0 I 0 5 D v G c T s D v G c T SUMMER WINTER II II II II - -- - - I 9 0 0 0 0 3 s ss 0 v G c T BREAKUP II 0 6 s ss II II II fl MAXIMUM MEAN e MINIMUM NO. OF OBSERVATIONS LOCATION 0 -DENALI V-VEE CANYON G-GOLD CREEK C-CHULITNA T-TALKEETNA S-SUNSHINE SS -SUSITNA STATION NOTES: I. CRITERION : LESS THAN 0 .03 mv./ I. (McNEELY et ol. 1979). 2 . CRITERION : 0 .01 OF THE 96-HOUR LC 50 DETERMINED THROUGH BIOASSAY (EPA 1976). 3 . THE ABOVE CRITERIA ESTABLISHED TO PROTECT FRESHWATER AQUATIC ORGANISMS . 4 . AT SUSITNA STATION, I SUMMER OBSERVATION AND 2 WINTER 08SERVATIONS WERE LESS THAN 0 .020 mv ./1. 5 . (!)=TOTAL RECOVERABLE. DATA SUMMARY-ZINC (t) II OUIIC£' USGS FIGUitf E. 2 .111 II ----t: ---I -- -· . ... -. -· ... {t .... •• . ... . - ... ... -· ..... , .. .. .. !~ 8 . no,; __,r-: J J 4 :II .~ : I ,. f ·""'. . .. ~ : ! ~ -· ~ # t· ·l .o 0 0 I • 0 !I . ::· ~~ .. J " t NORMAL MAXII.tU .. OPERATING RESERVOIR LEVEL (EL. 2 18 ~FT.) EL. 2151 FT. EL . 2 !1 4 FT.--- 17FT. (TYPICAL) EL 20 77 ~T:.:.... -----20FT. (TY?IC AL) M l I IJ 'M ... ?£R t..TIN G i!"S£R•OIR LEVEL tEL.206HT~\.iL----------- EL 2040 FT. __ _ EL 2030 FT. ,...------r -----:;. ;; ~,~---c ~ ...::;;n~:R? \'.'ATANA r.~ULTILEVEL INTAKE FIGURE ( 2 .169 .. • -~ -,- i . I " .. . , ' ., :i " I! .. ~I " •: ; !· 0 ;: -)~\ll 1 .4i~j I ' li·M t iJ .... ' h ~ 5 • • " I• ~---------- .i u \ ~ I I I I : -, . y y I I .b ti 4" t .. ' - ~· .. i a -'= -i • ooc ·~-.,- ; ~ \ : I I . ~~' 0 ·, ·('l . ~ . ' ."il .. :..·--. ) I \ I ! ) p I I . #'. : /' I 1 ~ / ' ( ) l ~· · .. ] ] &.flf-......... 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I ·~ I I I I zrO . ~0 75 FRE:=: OISCHl.RGE: VALVE E:X?::~IENC2: PLOT I zoo .... ~- ~--- 100 ·~ -=-r:" ves:z: ·-.:.·.:r ... -a. ...... ..:. .... - -· :~.-· t i~· ! , ; . ... -...... _.. . ..... .. -. C O VER-Two 32 -i nc h HOW ELL· o ur;GER v J ivcs ins ta ll ed at h~ ~.:e trcp c li tan \'.'a le r D i ~t r i ct of So uth · e rn Ca lilo rn iil , ad jace n t to lake MJ ihcws h ave been in con t in uous o p e r at ion s ince 1941. Th e co ntrol hou se Olnd struct u r~ wer e or igin ally d e ~i en ed fo r t h e u : im a e ins a li a · t .on of ten va lve i . In 19 50. thr ee a:ld ol io nal u n its ... e re ins:alle:l. Th e la s t five valves ... e re s hw:>ed .n 19 55. . .. ·-----·--.. -4~~~--~~~~ .· ...... . -_..__ · ... • :·. ·.. "ig. 1 :.:..c ~~"2 i' v iew of a HOW Ell· -~-· ;.~ ·.::·.-.aU t·IGER .a•,e , shon in g oper ator • •• _ • ..r... ~: • ~i th :ah·'! p~s.:!i -,n "tn::fk:Jtor ... . . :-. . .;·-. ....... . , !§ ~ f1 li ; i i I I • • 8 :II IIQ_I_ • • i I I i I i ~ 0 i Q ~ .. ; I a I !! a ! .. i I I .. 1-1-I I I I -I I I I 1- I I ~ ' --- I I I I 1-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 t-I lr t- ~ - & • 9 .. ~. • = ~ ij! hi """ I . ~: ! I I I I I 1-I ~ "I ~", I II A I . - I ' . .i • _.i I ' ~-... ····· . I I ~4 -····.~:·. ::: .. ···. .-.c::;; 2---/ r;. -:>····· ..... -··· ........... -·--... ""·~,. ::.:·:·~.:::: .. I I --~--. .) ... ·· I _ . .....:.. ...... I ...c:::::;;; c._~-:~.::; .. ----~ ·········· I ---~~<~~ CJ } I , .~)::' G?>~ .. ~ I ~ ,~ .. -·) I c: ·:. ······· ~~-~::::::··' I ---·-... __ _, I ----·~·::· I I I I I I I I I I I ' I I • - - i I I I - I ' -I I ········ ~r '~ .. I • I I .. .. i i II ' I ; : I I • I : i • 0 :: .. w ~ ~ u 0 i ;~ 90 ~z t .Jet i ~ct ~~ ' JJ 12 • 2!::::l "' ~ .... ~ • ~ r c • I e 3 II 1!1 . i .. 3 I ~ ! I .:& 1: I !! i ~ i ; ii ! I 1 lil I ! ~ ~ i I t • • 0 ·~-~-- 50000 45000 40000 ~35000 (J) ~30000 ~25000 ~ a 620000 {)) 015000 10000 5000 0 I I I I T i ! I I I I /' I I I \ I I /'\ ! I I '1 " 1\ • LOAD YEAR 1996 I I ' \ \ I I \ I I I 1\ I\ tttttt~~~~~wu~ '''., I r--I\ L I ... -f-:_ 1-'-, I ~ : ~. /~ ·--~lr . I , • ~ )1, \ , • , • 4. r) , ..... , -: :-':. , , •• t'\' --~~ . . !o .. ,=---~; t\ '~ -\ N~-l rt-H--W..Li 27 MAY 1 32 37 42 47 ~ 5 10 15 20 25 WATER WEEK NUMBER RVEJ¥:0:: ~-f'Rl...£CT FLD-45 ICFSl -----POST-PRl..EI:T FUlWS ICFSl4.\ET YEAR -----POST-PAO.JECT FL~ ICF6l-AVE~ YEAR ••• -• • • POST -PAO..ECT FLOWS < CFS l -mY YEAR I CASE c -INST~M FLOW REQ. WEEKLY RESERVOIR OPERATION 5U61THA OD£MTION -~TANA WEEKLY PRE-PROJECT AND WITH-PROJECT FLOWS AT GOLD CREEK· LOAD YEAR 19~ 30 m X :t -tD -.-t .... . ' ' 50000 45000 40000 35000 Ul ~30000 ~25000 cr a 020000 ln 015000 10000 5000 0 I I v I 1 j .. ~-· -;~ ~ 1 1 I r'-1\ f-" r--v I , . I I ~ '_,_ . ' , i'r: ! , -I I 1 ------I I rrrn-I . I ~~ ' I I \ I I I I I ' I I 1'1 I~ :-..f\ I I\ 1\\ ,r _1 "' \ f.: 1-~ r-r-t-1-t-1\. , ~· . Ll/ ' \ . . . I' . " ---. r"t--I I I 27 MAY 1 32 37 42 47 E[£ 5 10 WATER WEEK NUMBER ---~VEJWJE PRE-PRJ.ET FL~ CCFS) -.-• -POST -PROJECT F\.OWS C CFS l-~ YEAR -----POST -PROJECT F\.OWS C CfS l-AVERR3E YEAR ••••••• POST -PROJECT F\.Dws· tC:f6l-ORY YEAR . LOAD YEAR 2001 I -I ' --p' ' -' .:"f~ p r-I\ ~ I J 1 1--.&...>---U 15 20 25 CASE C -INSTRERn FLOU REQ. WEOO.. Y RESEitVOlR ~T ION SU6llNA OENERATI~ -NATRHA WEEKLY PRE-PROJECT AND WITH--PROJECT FLOWS AT GOLD CREEK-LOAD YEAR 2001 30 m X :z: -m --t 1\l l'a hl<l I IIATAIIA FtXt:o COlli! VAI.V~: Ot'Y.IU.TlON 1996 Slauht Lon 2001 Sl•ulallon sa ... latl!lt----wU"k'Oc w~ek or tlf11rlnu• l'ove o·houNii "5tooulllteJ---w~.,k or lleck o( ........ I'Vverhouae Water Year rtnt llale .. e Had•u• lteleaae ll1!11!ollt! fluv ~ate~ Ftnt kl!le .. e tloalau• keluae lll!leaee nov <cr;>--ra;>-------(cr.)-(CI;r-1950 lkt l-7 Sept 3-9 llo'JJ 'J01) 1950 Ant: 20-26 Auc 21-Sept 2 uz 9253 1951. Ana 6-12 Sept )-9 9119 I) OJ/, 7 1951 Aut: 6-12 !".l!pt J-9 8270 91105 'I 1952 Auc ll-19 Set•t J-9 6'156 119H 19S2 Au~ 20-26 S..)lt )-9 6100 91111 ( 195) Auc 6-U Sept )-9 r.n72 Rn~ 1?53 Aur, 13-19 Sf! pt J-9 (,016 978l 1'154 Aua 13-19 Auc 20-26 II 'Jill 112(1\ I 'J ~I, Aut: ll-19 Aug 20-26 11194 11?1111 1955 Auc 6-12 . Auc 27-5e 11t Z 22931 111117 1955 Au.: 20-26 Auc 27-St!Jit 2 2:!126 9192 I 'J5(• July 29-Aua S Aug 6-12 l5'1R2 11212 1956 Ju I y 29-Auc S Aug r1-l2 1Sl95 9000 1957 Auc 27-5ept 2 Sel>t 10-16 84)0 U929 19S7 Au1: 27-Sept 2 Sept 10-16 7S7l 9706 1958 ""• lJ-19 Aul: 20-26 5HO 81115 19SA Aug 13-19 Aug 20-26 49U 11971) 1959 Aua 6-12 Aut: 2 7-5e pt 2 24000 113'.15 1'.15'.1 Alit: 20-26 Aug 27-St•tlt 2 24000 'JZOI 1960 Auc 13-19 S..j>t 10-16 153119 U91o9 1960 Sl!)lt 3-9 St!l•t 10-16 14530 9~011 1961 Oct l-7 Aua 20-26 9524 Ill ~15 1961 Auc 13-19 o\uc 20-Uo IS7J8 11'11' l 1962 July 29-Aua 5 July 29-Aua S 13600 11101 1962 Ju I y 29-Aua S Aug 2 7 -St!t•t 2 105/ol .. I••" 1963 July 29-Aull 5 Auc 6-12 12'139 U21llo 1963 July 29-Auc 5 Auc 6-12 UIH 11'1'11 1964 Aug 6-12 Aug 27-!ie)>t 2 3\00 llJJ6 196/o Aua ll-19 s,,,,t 10-16 740 911111 19115 Auc 6-12 lil!11t 24-JO 10910 10llo9 191.5 Aut: 20-26 Se)lt 24-30 9'1)6 lt11, 191i6 ~t 1-7 So!Jil l-9 70/o 3 11911 l91i(. Oct 1-7 Aug 27-!'oc!t•t 2 6242 ') 11·1 1'.1117 Auc 6-12 Auc ll-19 21o000 11252 1%1 Aut: 6-12 Auu 13-19 21,0(10 'HII,/1 1968 Aug 6•12 Aua 27-:;.opt 2 2'157 11)36 1968 Aul: 1)-19 o\ua: 21-fJo,pt 2 711 'J I '•l 1969 Auc 6-12 Aul: 20-26 2401 IIMS 1969 Aur. 6-12 Auc 2U-2f• l.'oO') .,,,n 1910 Au& ll-H Aur. 10-16 llti'J 9305 1970 Auu 27-Sept 2 Sl!pt 10-16 2?6 11)19:1 1971 Auc 13-19 Ani: ll-19 21'·25 UH4 l?71 Aur, ll-19 Aut: I 3-19 l911l'f '"llJ ;. 1972 Au11 1>-12 Aut: 20-26 912') 8194 1972 Auc 20-2'1 Au11 2(•-211 H64 11'1/9 197) Aua 6-12 Sc)ot 10-16 ISH ?020 I ')7) Auc IJ-1' So.')•f I 0-16 (,')~ 61 ,. ~!., 1974 Aug 6-12 Au.: 20-26 1612 U376 1974 Aug 13-19 Aul: 20-211 ISO? ~11'1 197S Aut: fl-12 Se l't 10-16 7536 11927 1'1H Au~; IJ-19 Sell[ 10-16 6(.111 'J/114 1976 Au" 13-19 !;o!JI[ )0-16 1'.1711 9015 1976 Auc 20-26 Sl!tlt 10-16 1114 9"!1•) 1971 Auc 6-12 Aut: 20-26 671J) 8191 1\171 Ant: 77-Srpt 2 !;.! pt 11-23 2000 9 71o? 1978 Aua 6-12 Aut: 2 7-~!jlt 2 11110 8511 1978 Ant: 20-u. An~; 27-!loqot 2 962 ') )JH 1919 Auc ll-19 Alit: 13-19 (,')1,1, Ill 'J2 I 'J7'.1 A111: IJ-19 '"'I! 21•-26 5372 H'l11 1980 July 29-Aua ~ Aul: 6-\2 II 310 112110 19111) Ano: (o-\2 Aut: 1 J-1'1 9H7 11'111) I ~Ill July 29-llull '\ Aut: I l-19 24000 11241 l\1111 .luI y 2'l·Auc S Aut: l :l-l ~· 2'•UOU 'JUH 19112 Auc 6-12 :..,t 17-2] 6426 119)9 I'JII2 Aug ro-12 f"'t't 17-23 40011 9795 1913 Aua 20-26 Aua 27 se11t 2 H063 IIJ65 ' 1911) Auc 20-26 Aug 27-Sept 2 l 32M 9167 4 • 50000 45000 --40000 --..__ 1~35000 (J) l.L U30000 l~25000 fY--,-I (( [jzoooo -til -015000 -10000 5000 T~ T 0 ·r 27 MAY l ! 'i f' J:l' ! ] ill ~~+~~ ~j ;I~ -·----~-~I 1-I I II l -I+~Ti-l I -.---·-1-1---1-,-1-I I \ I I I II .--. I .l.t. I -~ . . ~~ '-I-I [7 1-~-I' I f., • ./:. ~j I 32 37 42 47 52 5 10 WATER WEEK NUMBER MnXtMUM CONE VALVE RELEASE ICFSl CONE V~V~ RELEASE ICFSl-wET Y~AR CONE V~VE RELEASE ICFGI-AVER~JE VEAR CONE V~VE RELEASE ICF6l-ORY YEAR LOAD YEAR 1996 -I I -I T -f -t--1-·-1-1-1--I 15 20 25 CASE C -INSTRERH FL()I.j REQ. WEEl<l.. Y RESERVOIR OPERATION SUSilNA OENERAT ID'-1 -· r.IRTANA WEI.:I<LY CONE VALVE OP'ERATION ·LOAD YEAH 19!Hi -----30 .. m >< :r: -co --i -"' Ol t• LOAD YEAR 2001 50000 J. J I ! II I I 45000T'"'"-n-1 t -: f. 1--H I I I I I I I I I I I I I I I I I 1-<IOooo -,->->--1-1-1 !-1 j . ~ ~ ! -: /-t+l 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 (J) 35000 -r . tH-t-: I I I 1-i-H-t+H-1-H II I II II I II I ~30000-i i i i itttH-m-11111111111 ~ 25000 -. -I I I I I I I I I Lll J. 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I I I r-. r-i )JJJ_ ~ -27 MAY 1 32 37 42 47 SF 5 10 WATER WEEK NUMBER AVEMOE PRE-PRlJECT. FLCJ.4S CCfS) -.-.-POST -PRO.JECT FLOWS I CfS l-WET YEAR -----POST -PRO.JECT FLOWS I CfSl-AVf.ft~ YEAR ••••••• POST-PROJECT FL~S ICFS)-ORY YEAR LOAD YEAR 2002 I I .. I I 1 I I I I ' ~= F;, ~ ::: ~-~ · .. ~, -1 l -1 15 20 25 CASE C -INSTREAtt FLOW RED. WEOO..Y RESERVOIR OPERATlON SUStTNA OENERAll~ -WATANA AN) DEY t L CAN't' ON WEEKLY PRE-PROJECT AND WITH--PROJECT FLOWS AT GOLD CREEK· LOAD YEAR 2002 . ._........ .... 30 m X J: -OJ --4 (A) LOAD YEAR 2020 50000 45000 I I ; I 40000 ' I _35000 U) o I I o ~ I ~ I ~30000 ~25000 cr cr 020000 tn I; I I 0 ~~~ 1'\ I l'l o 1--' r-.. \ \ ' . I \ 015000 10000 ' \ J I ' -:1 -~..... -N 1-_I; -r. ·~ ~ I ~)' \ ~ 1-~ , • ---r-. ; -,..f-' • • • ~I:-~ 5000 0 '•c· ,. " -I\ I , . ,. . " . I ~· , -. ,, , ;' ' I" -u ,.._ ~"1--!> ~ 1>-~~ I ,_ .1 i I I l -.&.-o-~J. I I I I I I 27 MAY 1 32 37 42 47 !12 5 10 15 20 25 WATER WEEK NUMBER AVE.RROE PRE-PROJECT FL~S ICFSl -.-.-POST -P~JECT FLOWS I CFS l-HET YEAR -----POST-PAO.JEI:T FLcrNS. lCFSl-AVER~ YEAR POST-Pfll.JECT FLOWS lCFSl-OR'f YEAR 1 CASE C -INSTREM FLOW REO. ~E~Y RESERVOIR OPERATION SUSITNA O£NERATI~ -~T~ AND CEV I L CANYON WEEKLY PRF--~~~.:::Ci ANU WITH-PROJECT FLOWS AT GOLD CREEK· LOAD YEAR 2020 30 ... m X :I: -Cl --t ~ - Ill II II! ~ OP.VII. CANYON flXt;O COIIP. VAI.VF. OrY.RATIOII 2002 Slnoool11t1on 2020 S I moohllon !ilooulateol IJeek o w~r.'k-or---,~-rc,-;;;-ri;;;u&e ·sfi.iooTnTr"";i---·-llrr.k"oT ______ ilrrk .. o(-·--,..,,.j;;,.,,. rovl!iltou•• Wouer Ye11r ft r.t Releue ~~!.!!!.!. Kr.lcnliC f'low I~Aler \'enr ~.!:!'.U~!!..!! l111xlmoom Rc-lenal! 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S 1111] 7 '•'J} 2 I ')'o] .holy Z'I-Aoo;: ~ Aut: 6-12 lc4l2 f.tU I 'JSJ Oct 1-7 .hoi y 2'1-Aur, 5 1n1l '· 9 ~·'· 1 'P•l .hal)' 29-Aul: 5 ::e1H 17-23 IoRI' 11(14(1 I 951, ro.:t 1-7 July 29-AuR 5 21c412 1,')(,2 I'IVc July ~'1-Aut: 5 !'or. pt )-9 67011 1165] I 19H .July n-21 Aur: 27-!ler•t 2 21112R 51)) I q•,~ .holy 7?-Aug 5 Aoor. 27-!:er•t 2 251H 111\2 ~l 1?56 ~t 1-7 .holy I 5-21 1.5JIIO loR02 I 'tHo .loo I y 1'1-Aoor: ~ Aoo1; (1-12 I'll hi 7970 I?H Oct 1-1 Jooly 22-211 1%7~ 4 79/c I 'I'; 1 .lul.y 1?-Aur, 5 !O,pl 74-)0 101))7 91140 19SR <-:t 1-7 .July 29-Aug S }.797/c lc971, I '1511 .July 2'l-Aoor: 5 .hoi y 2'J-Aoog S 3938 1714 IB9 July 22-211 Aur. 20-2o; 211~35 50ic/o I '1',') .lu ly 29-Aur, S Aoor: 27-Srpt 2 2lllo/o 2 IIIS6 19(,0 Oct 1-7 Se1•t 10-~" 211125 51o71o I 'lf.ll .luly 29-Aoor. 5 :;., rt 24-10 SSJS 91125 1961 Oct 1-7 Jooly 22-211 196H lo 1'Jic I 'II• J Oct 1-7 Acac 20-2f> 8909 7960 19lo2 Coct 1-7 .holy 1-7 2081o7 lc796 l•)(o2 J11ly 29-Aua S Alii: 27 -!" ... J>t 2 1191111 11110 I''"' Oo:t l-7 .luJ y Il-l 4 211DS loR J /c I '•fo J Au1: 6-12 Au1: t.-12 I )HJO 7958 19(,4 Oct 1-7 July 8-14 191164 lc 19/o 1 'lfo/o A11r. 27-r..,pt 2 Aur, 27-!"cr.l•t 2 lOOJ II US l?foS Oct 1-7 AuJ: I l-19 2:1h)lc ~0:!(, I'JioS Aur, 20-26 sc1•t 24-lO 1}172 91149 191\(, Coer 1-7 .July 29-Aua 5 2lloliS lc'J5R 191ifo ~t 1-7 Aug f>-12 44]) 62(o6 19(,} July IS-21 Aur. ll-19 29628 SO~lo l 'J(o 7 Aug ll-19 Aur, I 3-19 29636 . 11026 19611 .July 1-7 .luly 8-14 20469 '· 795 19f>R Aur, 27-Sept 2 Aug 27-SI!pt 2 ]00] 11214 1%9 July 29-Aua 5 Aur: 20-26 6S06 S\Vc I 'l(o'l ----1910 Aur. 6-12 Aur. 27-~pt 2 S926 5291 1?10 July 29-Aua 5 Aua 6-12 4327 6]74 1!17J AuJ: 6-12 Aur. 20-Uo 181111 5017 I ?11 .Jul.y 29-Auc 5 Auc 20-26 1517S 7960 1912 1\: t 1-7 .hon• 24-)0 19] 1:1 lc9S4 1972 Auc ll-19 Aur, 20-26 11109 79~1 197) Aur. li-12 Allll 27-5.,pt 2 U744 5111 I 'J7l 1974 Aufl 6-12 ""8 20-2(, 61911 sont. J 97/o 191) July 11-14 July 15-21 21oj)(, '· 1 ')7 . I '175 Aug 20-26 Sept 17-Zl 11912 8659 197(, Oc l 1-7 Aur. 6-12 1111112 502) I 'I He July 29-Aua ~ Au& 6-12 4259 6161 , . 1971 • July 1-7 .1111y n-21 1'1272 '· 7\1) I '177 Aur. 20-26 Auft 21-!iept 2 )129 11161 I 19711 Oct 1-7 Auc 6-12 IJ020 5(1119 I'HII .July 29-Aua 5 Aug (,-12 4255 66(,0 1979 .July IS-21 .holy 22-211 2~>811 loiiOl 1'119 Au1: 20-26 Aur: 27-!:f!pt 2 l170 8095 IIJIIO ~t 1-7 .July 15-21 2(11147 /otl05 1'1110 Aur, ll-19 Aur: 20-21\ 10807 7949 19111 Oct 1-7 Aur. ll-19 )0/o28 ~OSR I \1!11 Aur. 6-12 Aur. ll-19 )04)9 1100~ 19112 1\:t 1-7 July 22-211 2•lRRl 1a79S I •1112 .July 2?-Aul: S Aur. 6-12 449/o M9l 19113 Oct 1·7 Aur. 6-12 2110~6 ~U20 1911) Ju J y 29-Auo 5 5I! pt l-9 78211 1664 < .. 50000 45000 40000 ,_ 35000 U) IL U30000 -lt' ( J25000 tY (.[ I {.)20000 (f) -0 lSCOO 10000 5000 0 27 MAY 1 32 37 42 47 5:F 5 10 WATER WEEK NUMBER 11~)( I MUI1 CCI-IE VALVE REt.t::ASE I CFS I· -.-.-COl'£ V~VE REL.EqSE ( CFS l-WEf YEAR -----CON:: Vl=l.VE RELE~GE <CF'Sl-~VERroE YE~R ••••••• CONE VI=LVE AELEnSE ICF'Sl-ORV YEAR LORD YEAR 2u02 15 20 25 CASE C -INSTRt:nt1 FL~ RED. WEEKLY RESERVOJH OPERIH tON SUS I HJA CENt:: RAT I ()-l -~AT~IA AND DEVIL CANYON WEEKLY CONE VALVE OPERATION-LOAD YEAn 2002 30 .. m >< J: -OJ --i ~ ~ , . LOAD YEAR 2020 50000 J ! J I I' ! I I I ! I I' I I I 1 I I I I I I I I I I 45000rl ... T~-~---~--r--:-t~-~-~~~ 1 l ! .--H-i-t+H+H I I I I 1-4 0000 -· f--~L 1--~ -.-: _I ~-~~ -,--+-1-l I I I I I I 1-35000-f---r--:-r-:--:--j -H-I --t-H-H-H-H I I 1~-1 I I I I 1-[!;30000--I· j_ I J l !! ,IIIIII+H+HIIIIIIIIIIIIII· 0 20000-1 ~i-i+H-1 I I I 1-H+H I I I I I I I I I H-H I l I I 1· I I · ~ I O 15000 - -; r·~-t-1-t-1 I I I I I 1-H-1-1-+-1-1-+-H-1-H-4 I I I I I I I I 10000-H++H-11 I II II I ~I ,l .L:+t+t-: I I I H-i+H-1 I II I H-i I Ill I I I I· . 5000 -1-H-1-H+~I ~~ II II 111~-W-+U-H I i I I I I I I I 1-1 I I I I I I I I 1-H-1 I I I I H-1-• 0 -1-1 I I I I I I I I I' I I I ~J1J.l11 I I k1\J 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 t-27 MAY 1 32 37 42 47 ~ 5 10 WATER WEEK NUMBER 11AXINUM CCJ-IE V~LVE RELEASE I CFS I· CONE V~VE RELEASE <CrS>-WET YEAR CO"-E Vf:\...VE HELEASE <CFS>-IWERAJE YEAR CONE V~VE nELEAGE <CFSl-ORY YEAR 15 20 25 CASE C -Il-lS T Rf.:nt1 FLO~ RE Q. 1-lEEKLY RESERVOIR OI'ERATION SUSllt~A OENERAT iCI" -~IATANA AND OEV I L CAt.tfON WEEI<LY CONE VALVE OPERATION· LOAD YEAR 2020 30 J • m X :r: -CD -t ~ ()) I ~JTFLOW TE~?E~~TURE -ICl • ~~~~~~~~~~:.-r I I < ----. J -~ ~ -~ . ~ .. . _.-'(-~ ---. . ... - .:·._ "- -' I II;; •• 'I; -·-. \ 2 ... 1:J-3~!~~3~~3! MCI~!~O 0 I 9 ! • Morphological and Hydrological Features -Watana Reservoir Elevation (maximum surcharge level) (normal maximum level) (minimum operating level) Normal Drawdown Live Storage Maximum Surface Area Maximum Length Maximum Depth Mean Depth Gross Storage (total volume) Shoreline Length Mean Hydr.tulic Residence Time Drainage Basin Mean Riv~r Inflow Peak Flood Inflows PMF 10,000 yr. 50 yr. 25 yr. Tailwater Elevation 2201 MSL (671 m) 2185 MSL (666 m) 2065 MSL (630 m) 120 feet (36.6 m) 3.7 X 106 acre-ft. (4.6 X 109 m3 ) 38,000 acres (60 mi 2 ) approx. 48 miles (77 km) 735 ft. (223 m) 250 ft. (76 m) 9 .5 X 106 acre-ft. (11 .7 X 109m3 ) 183 miles (295 km) 1. 65 years 5,180 mi .2 (13,416 km 2 ) 326,000 CFS (9,226 mJs-1) 156,000 CFS (4,415 mJs-1) 87,000 CFS (2,462 mJs-1) 76,000 CFS (2,151 m3 s-l) 1455 ft. MSL (443.5 m) Morphological and Hydrolog_ical Features -Devil Canyon Reservoir Elevation (maximum surcharge level) (normal maximum level) (minimum operating level) Normal Drawdown Live Storage Maximum Surface Area Maximum Length Maximum Depth Mean Depth Gross Storage (total volume) Shoreline Length Mean Hydraulic Residence Time Drainage Basin Mean River In f low Peak Flood Inflows PMF 10 ,000 yr . 50 yr . 25 yr . Tailwater Elevation 1466 MSL (446 .8 m) 1455 MSL (443.5 m) 1405 MSL (428.2 m) 50 ft. (15.2 m) 350,000 acre-ft. (432 X 106m 3 ) 7,800 acres (12 mi.2 ) 26 mi. (42 km) 565 ft. (171 m) 140 ft. (42 m) 76 mi. 023 km) approx. 60 days 345,000 CFS (w/Watana) 165,000 CFS (w/Watana) 39,000 CFS (w/Watana) 37,800 CFS (w/Watana) 850 ft. MSL : l I T ,; • I . - - i - ~l ----:..·:;. . ·-······· i -.. ~,l:-, ,. ,., i I II ' ! i I a I " I i ! I I I i . I . t :II ' " • 0 • . I a lu:l-1 ,. ..... , ... fipre 7-11 Types of inflow into lakes and reservoirs. (From Wunderlich, W. 0 .: The dynamics of density-stratified reservoirs. In Hall, G . E ., e d ., Reservoir Fisheries and Limnology. W>~shington , D .C .. American Fisheries Society, 1971.) Table SUSITNA HYDROELECTRIC PROJECT Key Limnological Limitations for Water Quality Temperature Turbidity Depth Large Volume vs. Small Surface Area Large Volume for Dilution of Leachates Short Average Hydraulic Residence Time Surface Withdrawal of Water (Predominately) Long and Narrow with Small Surface for Wind Circulation - better sedimentation of particulates Sediment "Blanket" Effect Very Small Littoral Zone Little or no Human Induced Nutrient Additions Table SUSITNA HYDROELECTRIC PROJECT Estimated Water Quality Characteristics of Susitna Hydroelectric Project Reservoirs Trophic Status Phytoplankton Standing Crop Phytoplankton Density Chlorophyll a Dominant Phytoplankton Euphotic Zone (1% PAR) Total Organic Carbon Total Biologically Available P Total Nitrate Nitrogen Total Suspended Solids pH Alkalinity Conductivity Dissolved Oxygen Ultraoligotrophic-to-Oligotrophic (slight upsurge for@ 10 yrs.) <l.Omg m-3 <1.0 cm 3 m-3 <0.25mg m-3 Bacillariophyceae, Chrysophyceae, Dinophyceae O.lm ---> 4.0m l0-200mgC m-2 day-1 Slight Increase (5-10 yrs) --->then Decrease (20 ugl-1 <250 ugl-1 0-300 mgl-' (at present estimate) 7.0+ 65 mg CaCO,s 150 umhos cm-2 8 .0+ ; 50-100% saturation .-----------------------------------------------·-SURFACE WATERS EXHIBIT-E .-----------------------------------------------------·~ Paint- ., lAKES Rivers .... ../ I I -/ -/ I / • Yen1"•- BELUGA- --.-\ ....., _.~-EKLUTNA .._.. _./ CHAKACHAMNA ' -Belup INNER GEORGE UPPER GEORGE KENIBUNA--Chakach•tne -McArthur --Kustetan--Chichloon Swan10n --Big _Placer . CRESCENT HIDDEN . ;::::::=UPPER TRAIL • -; J I/ ,.---GRANT I . PTARMIGAN SKI~K ~"--KENAI . _ ~COOPER _ TU~TUMENA . UPPER RUSSIAN Crescent Kenei CRESCENT- Kasilof- Ninilchll- ·'' Foa-----Anchor---·-BRAOLEY · -. . ·. .. . . .; ... _:._: I ... .... ·- . .: ·-..:._- 13 'c !: • r I ' Table SUSITNA HYDROELECTRIC PROJECT Some Estimated Downstream Water Quality Trends : Settleable Solids TSS Turbidity Nutrients: 1. Phosphorus Total BAP-Organic BAP-Inorg . 2. Organic Carbon Labile Refractory 3. Oxygen 4. Nitrogen Most Metals Conductivity SuDDDer May -September Much Less Mu c h lower Lower Much Less More Little Change Less More Less Little Change Less Much Less Higher With -Project vs. Natural Winter October -April More Much Higher Much Higher Much More More Little Change Higher More More Little Change More More Lower Total Dissolved Solids (slight increase during trophic upsurge, then more seasonally stabilized) FACTORS AFFECTING PRIMARY PRODUCTION NUTRIENTS HEAVY METALS TURBIDITY/LIGHT PENETRATION VELOCITY SUBSTRATE STABILITY TEMPERATURE SUSPENDED SEDIMENT LOAD CONCLUSIONS NUrRIENTS WILL REMAIN ABUNDANT PRIMARY PRODUCTION IS PRESENTLY LIMITED BY LIGHT AND VELOCITY PRIMARY PRODUCTION MAY INCREASE UNDER POST-PROJECT CONDITIONS BECAUSE OF LOWER, MORE STABLE FL~S AND DECREASED TURBIDITIES TABLE 1 .1 Watana Reservoi r Eklutna Lake Surface Area 37 ,800 acres 3427 acres Maximum Dept h 860 feet 208 feet Drainage Area 5 ,180 sq . m i. 111 sq. mi . Average Annual Inflow 5 ,880,000 ac r e-ft 234,300 acre-ft Average Residence Time 1 . 65 years 1 . 77 years % Glaciated Drainage Area 5 .9% 5 .2% "'""') I -« . 101 • 10 oQ 0 t I Vf Ht•f AI ll•rttlo• Ot''L.Oe ~-r t""I~Oftff"J <p _ ......... 0 r ""'··· ? •u•·••• ~ ~ ,, ~-k 100 .., JOO 0 • • • • ~ •• •• •• ~ 10 •• •• •• •• '0 ,. ,. '' ---·-----•-----+~ .~----~----~-----+------~----~-----+----~·------+-----~----J U~WU•H .. flU EKLUTNA LAKE PROFIL'E FIGURE 4 SUSPENDED SEDIMENT 18 JUNE 82 SOURCE: RAM CONSULT ANTS, INC. ( 1982b) .. l ( . 0 0 "' ... a.: z < "' ... :I < --Q .. "' S en ... Q a.: "' "' Q z "' ~ en :::) 0 ~ < -<' I . ~ lj .......... ,. :I N 0 0 0 0 • ,.. 0 • .. CD Q • "' fM.._ .. 0 0 0 r .. 0 0 -..:.. e N • "' ., . . --. ! • ;. • i ... -u I z '-I li~--0'-~· . -;;-(/) ~; . . I ~ ~-• f z 0 1 c J ~ ,._ .I ~ "' (/) ~ a: z ~ 0 0 u . ;: 2 .. .. a: " I :. ~-u; u a: ~; .. ~ I .. 0 ;~ (/) . -~i 2 --~-... -I ! : N ! • l ~ ~ ...... ..... ~------"' ~ ~ ~ "' (/) .I N ;: N !! 0 a: ~ • "' ~ " ~ z ...., ...... -c "' (.&-.~-.-- .I :e '-" ...... '-c a z "' • ~ ., ~ ~ ... .I Q 4 ·l .. ~ "' ...... --~ "' Q ..... _.,..._ .... '- z ( ~ "' -' A. . ~ ., . hUI" •• •••II ~ ~ oi ., f, ~ S' g !! 0 i ., .. ,,.,"" (p ! i (;) l. (I) " 1 (') .. I (.) I lO! : : 10 oo 0 Y(ktiCAL (IAGGfiiAliOfllt a I• 11 0 t • • ---· t-----··----· '> I I•) I .... u ••• 01' '"·· w-tta.,wt•• '"''''-''It'" (!) 1 cr t~ \ \ J.t & IG ol 10 ol 11 10 II 14 II tt '0 I ·I· ·t-· ·-i -·--1-t•ousa••• ., "u EKLUTNA LAKE PROFILE FIGURE 8 (o4) ~ ....... , ... ,, ••• lfl . (.;) I T I I . I I // 100 ·-.. , ... ,, l(C.! 110 •o~ "'' ,, u t ., .. .. , ••• ;ll ''" ,. " ·--+ SUSPENDED SEDIMENT 14 OCT 82 SOURCE: RAM CONSULT ANTS. INC. ( 1982b) PAt I • 'I " t6) t•1utr l+'l .. o• f\0* --------'" I' 7,\ I I :s;-x I •a> I 'li 'll' . ······ ·~· I .. ' I I 1;)-X I lii.J I I ••• (ii)-x II& I / I I ~--------------------------------------------------------~ ~-----------------2.0--------------------------------------------~ ,, 3.0 ---TEMPERATURE oc u.L.!j.\ .. , 00 ·;. ~ it I 1-3.2 ~ ,.· ~ ... JO • ~ . . .. . -~ w , .. 0 ~ , .. 10 " 3.4 --I •.. ~ I" -;._~ .. -: ;,• 10 0 'iLwc:,. •. 0 -----O(Jiij3WCJ '!>.'!. .. , .... ,.,..~,.-, ~~ • , ... '" "I \\ .: ~"'. ,,,-~ L(G£P.•O ., . ~~:-~!,.';"~,n I -.'!'.~~~,, ''" Mill I l'ftl(l.ftl 0 l • 6 8 10 ,, .. tr. •• 10 ll ,. l6 lS ·~ --··------+-----.. _ --·-----t-·--t h•Ou\a .. os Of Ut t EKLUTNA LAKE PROFILE FIGURE 8 SUSPENDED SEDIMENT 11 JAN 83 SOURCE: RAM CONSULTANTS. INC. ( 1882b) .... Mineral Species Augite Quartz Diatoms Muscovite Mixed Feldspars Iron Oxides I Ilmenite Calcite Zircon Pyri te . s5/y TABLE 4 .2 PETROGRAPHIC ANALYSIS 0o of Total Sediment Susitna River at Gold Greek 5 -10 15 -20 5 19 -20 25 -30 10 -15 5 - 2 3 -5 4 - 9 Eklutna Lake Compos i te 5 15 -20 1 - 2 15 -20 30 -35 4 -8 3 2 - 3 HI til·: Sl'l'f. 1 2 3 4 5 6 7 8 9 10 11 12 J3 l4 1':::s n~.J/1 0 IIWR 'l'Urb tfttl t·' . ~~ ;('' '.1':'5 n·,j/1 •• l\1 u J; 1 AVI':HIG£ 1CifAL 9JSI'tWC·:O 9)o,JilS N.;i 1'URUt!JlTY V.\WFS SETI'LlK; OOUJt.t-1 TI::SIS 6 IIC\JR 12 IKX.IR 24 IIOUR 48 amn ·rurb !?.s TSS '1\tcb ~n'U '1' • allj/1 !Ifill TSS 'forb n•j/1 tli\J ·rss 'lurb nq/1 Nl'tl 6,280 1,200 .sa 2,3:to 2,900 v> 2,060 2,2oo1."'' 1,260 1,900 ,.(' 1,2.:10 1,5oo1.11 72 anm TSS '1\Jrb llllj/1 NN ~~ ~, 780 1,50fl ,,11'1 53,8oo 14,200 ,,,. 1s,3oo 1,100 o·"~ 4,1oo 5,4oo ,.~1 1,8oo 2,9oo u' 800 11700 ;.1..\ I 620 1,200 \.'1'1 11,200 6,700 .~o 3,410 33,500 !0,700 ,!>,.. 5,310 5,480 8,100 17,200 )) , 700 12,700 18,100 3,030 5,300 ."1 3,990 3,100 ·'' 4,250 6,300 .31 2,760 6,100 . of) 2,900 7,900 .I.'J 2,710 7 ,400 .'II 4,950 2,700 l, 1,7UO 20,700 8,500 ,'\\ 6,550 27,901) 10,200 .1" 1,-170 6,500 \·' 4,000 6,800 ,.~· 2,691) 4,200 ,,.s 3,260 2,300 ,.s" 1,850 2,800 \. ,, 1, 730 3,600 \.1~ 2,290 4,800 t.'l'\ 1,130 5,600 , .• ~ 3,770 2,400 ,,.,~ 1,470 6,800 J,fl'\ 4,180 1,800 1.'-" 490 25,6oo 11 ,1oo :•1 10,4oo 6,8no •. "s 534 5,300 J. ~~ 3,600 4,000 J.'l1 1,430 '1 2,900 o., 1,840 1,600 ,)}1' 1,410 2,200 1.711,320 2,500 1.01 1,850 2,100 ,.,(, 700 5,1oo t.}r 3,480 1, 700 j.l L 1,2110 5,300 ).1'} 2,180 690 ,.~, 200 630 j.Jl 232 5,200 I·'''' 3,400 2,300 j.~D 540 2,900 ••1 1,280 1,100 o.V· 1,no 2,000 ,.o. 1,030 2,500 ,,}l 1,590 1,280 •. ~.:s 330 5,100 ...... 2,430 2,000 t.r• 1,350 4,300 l.'l'l 1,840 330 ,,,f 52.3 4,700 i.J .. 2,800 1,300 !·''' 190 2,300 /.'11 1,000 1,100 11.'1'1 810 1,6oo ,,._c 1,16o 1,900 /.II 1,ll0 600 J,l ') 100 3,600 ,,.,, 2,290 2,600 "' ~ 1,170 3,100 /.t.i. 1,110 180 $.'''1 ~2.9 370 1.0 611.8 no 1. ,.~ 35.2 3,700 1,400 1,700 1,200 1,980 1,200 420 3,000 2,(11'10 2,4r.o 110 45 I. 'J~ •p1-J.10 , ... ~ I. '11 , .. ~ t·'~ t.SI '·1.' J . .l L 1·· Sl. /. 1.1 jl()(CIJ-8,610 4,300 ~~/'2,830 2,800 O_j~.~,6J0 2,30~ !..'11· 873 1,500 J.~!? 740 1,400 /. f'J-I 651 1,300 ~, p1ne ,. • ro I -:1. {, • I r r -· \ t1"h1::.·'· •3f~l.lll ;f=\. \1"·'' J'l1' '......:~~· --·-· --------·---' ,1 • \ ~ / l-l•le: '1'1..:: vall!('!: l1:.;t·i~d ul<•ve <.1..: d\''""<J': v;ol•tcs of tt., Cf,)p;,., I-Orlf: t:<•••·J"l•<l. "''r , ,. twcc;.g.; \:liUf:S f<Jr l'orL:•·l,jn;. Cro.;::!: listed uoclf.l 6 l.our a11d 17. l.ot1c :I~·(C ::,.,.,::.lc.i aL 4 au:l 7 1'101 .s, re:o1:ec:ti·:~~ty. 'l'f,tal SW-if"~uc.kcl Soli• 1~ drd Turhidi ty value!' for. J>(".ro..llpjnc CrE-•:k a Her 5'28 i.ours ( 2:! clit~·sl ar~ 1 :!0 111'1'1 and 39(1 tiiU, CCllilCCLive1y. N'tV/ _ r :.;> -J, ..z., •"rH - ' ., E --en en 1- en 0 :::i 0 en 0 I.&J 0 ,_ LIJ ('_ en ::::> CJ) ...J ~ 1- 0 1- 10,000 ~ L t t [ 1,000 l I .::t' ~ t I . I r 100 l ' i ~ f TU ~8 1DITY 1 " / N )f;~ -l -- 1.000 (T), NTU . -., ~AM CQNCfULT""NTD,INC. ~. . ~s I , ~'S •. I .·k * . i' '[---;... /,o · •. I ~~ -..._. ~ -1 -i ~ I . ~ .. I ~ j J l ~ ~ = 1. C,'f/_.- 1 j -rs:. /1- I I I I -~ -i ~ 1 ~ I I -I I 10,000 s::::L~Ti C ~SHl ? :::~7'~~i E:~N 11J:;;S~OITY t~r·,~D TOTAL SUSP:::i\lDI D ~OL !DS l .,_"'~ 6-6 -62 SETTLING POND DC:~A O NSTRAT I ON PROJ ECT ·:r:A ~c AS St-'O WN 0 ->l ' " -..( ' " ".j 0 ~-- ---------· .. l ! j .. : .. : .. ·-..... --· I ~ I • ~!lj ::.; . 1·-1·-·1··-.:: ::·~ I · !-·+· --~==1 .:., -;-·;: . ~, 'n :-t i = :; ·., -; i I I • I · l l I : j ; . ! . ! I ! l ! i i j i I : - __ r;:-:-····! : ; -I ... : -: : ~ i ' i : ' -; -! . --i : : - I . : !·"·. l '·. ~-..... I ~ I ' )... I iT,-+ _L • I I -; ·--· ·~~ ----------·-· --li: ' -....-~· ,_, :.-; 0 ~\. ,_ . a ')'~ ..._ - -· ) ~ ~ <:) IMO It /. ... 7 ./ ... . -~ --7 -7 ------------='""-==="',..,.--:::::.,.'--:-~......__ ____ ---- : _--~.:. :': --~-' ~---=~~~-=-·j-~-~~lllllil!li'l!~~~~~ --. -_:--------:£1rfu11, ---- ~iS -~ .. ~:.:~-~ .: ---: /: -~~<-==----..::-:-:· ... -z..= ------..------·--~ -. ·-· --.. ·------------- 10 ... \ItO I + 0 ~ Q) c.. '5 {') 0 0-- X. uJ ~ u c 0 c.. .......c: '-..) .......-... I 0 ~ 0 r Cll til "' JJ l"- ... ~ () ~ u... -t1 \,) ~ r:f ft -0 0 T VI c: -;= .. ~ 3 q) ~-~ ..,) - ,, ~ 0 ~=£ .., tS ~ $..... A s,.. 0.... 0 ~ ~ ..;-~ ...+- ..Y_J 0 0 . ~ Lfl H c L:- ..... 0-. ~ :::s Ql 1.} a v t:t: Table 1 Mercury Physical and Chemical Characteristics Item Atomic weight Melting point Boiling point Solubility in water Specific gravity @ 20° C Vapor pressure @ 20° C Oxidation states 4 3011 2 200.59 -38.87° c 356-358° c practically insoluble, 25 ppb as Hg 13.546 0.0012 mm Rg H0 , Hg+, Hg++ . ~ ...... \*~0 .. Selected Thoughts about Possible Limited Potential for Susitna Induced Mercury Bioccumulation 1. Limited Fishery in Reservoirs 2. Limited primarily to resident fish -Downstream 3. Other "problem" reservoirs are: Shallower Warmer Richer Trophic Status -Inund.3ting much organic debris -Accelerates microbial metabolism More light and labile organic material for microbial metabolism to cycle and possibly for CH 3 llg SUSITNA HYDROELECTRIC PROJECT Status of Construction Permits Water Quality Protection July 30, 1984 Applications Submitted Hydroelectric License FERC NPDES EPA Determination of Consistency w/Coastal Mgt. Program OMB-DGC Section 401, Cert. of Reas. Assurance w/Water Quality ADEC Apolications Pending Section 10, Rivers & Harbor Act Section 404, C lean Water Act Solid Waste Management Wastewater Disposal AS 16.10.010, Work in Anad. Streams AS 16.10.020, " " " AS 16.05.87G, " " " Approval to Construct/Operate (Potable Water) Toxic & Hazardous Waste Mgt., incl. Contingency Planning Material Acquisition COE COE ADEC MSB EPA ADEC MSB EPA ADEC ADHSS ADF&G ADEC EPA ADEC BLM ADNR CIRI TASKS I . COMMENTS ON DEIS AND FEIS 2. WORKSHOPS I SETTLEMENT PROCESS a. ~2¥~XN;:ft"6aA0:M •A. riL!'..,~r.,~w STUD!ES 4 8 . FLOW AELATIONS-S COMPOSITING I &A. ~~tn=~~~~L MP AISOHS 59. POWER ANALYSIS 8 . RECOMMENDED FLOW AEGIM£S REPORT 1 . AQUA TIC IMPACT A SSESSMENT 8 . FLOW NEGOTIATIONS i. FEAC HEARINGS PAEPAAA TION :E . UA CES A TAT 13A. MID DL ~ RIVER SPAWNING SURVEYS 138. LOWER AlYEA SPAW-SURVEYS 14.~!f:~.E~ ~J fi~ sruoy 15A. LOWER AlYEA SALMON ESCAPEMENT ~ JU ~ FROM II . ~ ;t~:'l,S FROM A AIV A 11. ~v JMOUE":8Y 18. SUSPENOED SEo.IENT TURBIDITY STUOIES li.*n~~"""'&' 20. LOAD FOLLOWING AL TEANATIVE 21 .~~ ..,.., ,._f"\, ~ f"Hurn u •erY••• RELATIONSHIP BETWEEN FY 85 AQUATIC PROGRAM WORK PL AN AND ISSUES ~>-~ ~ o ~ ~ ~ '/J J' ~ ~>-R., '/J~ ~"' ~~,J !§.~~~~~~ -~ /1' /1' R/ "' ...• l "'I ,t /1' ~~I /1' >-._o~ /J'~~~t ,_>-a '.! /-~ f ~ ~~ ... /"0 ~ I_/~ fl"-~ lrf~'<IJJ::.;~I&~~~~~~ i ~~ ~1 J'l~ Z~l~~~~~ .. I.~~J~~.r lijiJ/ 7 1(,' (j t...'"',. ~(,,.. 0, "':0 "'~.c.'.,,.~ t.t:"' "'1(:0 CJ.""'l(· ""'~c.'' 0 tc.' I{ • • -. • • • • • ~ • • • • --.- ~ t • ~ • • • -4 r 4 • l J 4 • • 4 • • • 4 ~ 4 • • 4 • • • • • I • -.-l ~ • ~ • ~ • ~ • ~ t 4 • ~ ~ • • • .-• • • ~ ~ 4 ~ ~ • 4 • 4 • ~ ~ 4 • 4 t • • 4 ~ ~ ~ 4 • 4 • • ~ • 4 t ~ • 4 • ~ ~ ~ • 4 ~ ~ ~ • • ~ • J r 4 t ~ r J • ~ 4 t 4 I 4 • 4 t 4 ~ • 4 • ~ • 4 4 ~ • ~ I 4 • 4 • 4 • • • 4 • • ~ ~ • 4 • • 4 • • l t 4 t ~ • ~ t ~ • .. I '· D£18'A..O'~e'ia' 2 . SETTL£MEHT ~"CESS • • • • • • • • 3 · ~2Yt.,Tri.,:"OoR'fw .A. =r ~ ~ • • • • S' UOIES •B. ~~C:OSIT INO ~ t • OA. ~ • • 4 ~ ~ I ~ ~ e . R:OIWES REPOA~LOW ~ • 4 •• • ~ ~ 7 . A~~!~C ~~ACT te I •• • • • • • • 4 ~-• a . FLOW~-·~·~ I ~ I t 4 ~ a.F~fiCHE~s ~ ~ ~ I •• -• •-• • • • 4 ~ 4 10. ~c I ' ~ ~ I ~ 4 t [TI." 4 t ~ ~ • • ~ ~ 4 t 12. 1!\.\fi.V~~BITAT 4 ~ 4 ~ • I ~ o3A. :'!~!OO:v:i:..vm 4 ~ I ~ 4 ' IJ!. ~~:::,o:~V~VEYS ~ ~ ~ ~ I ~ o•. ~fe:u~ STOOY ~ ~ • • ~ ~ ~ t 15A. ~~~R RIVER 4 ' I ~ ~ ~ 15B.lli~ ~OVER 4 ~ ~ ~ ~ ' ~ ~w 4 ~ 4 ~ • ~ ~ I ~ ;~t..S FROW 4 ~ 4 ~ • I ~ ~ ~ . ~=: -~!';;~~-4 ~ I ~ • • 1 e . TURBIDITY STUDIES I ~ • ~ 1V. ~alt~nt>lr.AI ~ ~ ~ t • ~ • 20. L~~:.~+.2:-" t 4 ~ ' 21 .~~ t 4 ~ 22. :'A~RIV.:~:IIITIA1 t 4 ~ 23-:co::~~ • 2 •. ~~~!'-~·~.~~. 4 ~ • 25 ' AVA~~ITY STUOIEB ~ t ~ ~ 2 e . R!,':!!'!_~~ STUDIES ~ t 4 ~ • 4 t 2 ~-IU!!!o:~ AT ~ ~ ~ ~ • ~ 4 t ~ ~ ~ t • • • ~ t • 30.=-=~u~o 4 ~ 4 ~ 3 I . •~ ..... T~"M PLAN • 32-~~ATUR£ • • 33-~~~EAW 4 ~ • I ao. fffBit 4 ~ • • I 35 . ACt;EIIS ~ 4 ~ • l 3e. ~~;~T~~s~:O 4 ~ • • I 37 ....nciA T10H ST\JOES • 31. ::::"'-ACT • • • • 38. ~~·~-· "~~-"-" • • • • • l4o.: 1 rra1 -• • r-rr.' ~!.¥1.~._ .... • 42. [~':!.!!~ !li • • 43. • ... QF • • .cilir'Eitl.\. v"~ <7 . ~~_!IL~ ~~~:~AIIII.In • • 5 I . ~::~~.=~~\ENTIAl • 52. ~~~~c'JT.~UE • I SUSITNA HYDRO AQUATIC STUDIES Pr~SE II BASIC DATA REPORT Volume 4 : Aquatic Habitat and I n s t r e am F 1 ow S t u d i e s , 1 9 8 2 . Parts I and II ALASKA DEPARTMENT OF FISH AND GAME Susitna Hydro Aquatic Studies 2207 Spenard Road Anchorage, Alaska 99503 1983 .. (/) w (/) IZO ct 115 (!) 0 w > _, 0 (/) (/) 110 0 1&.. 0 z 0 i= ct a: :::1 1-<l (/) 1-z 105 w 100 u a: w (l. ....... , ...... \ "' \ _,.,·, / \ · .. / ' ' ' \ \ \ \ \ \ Gold Creek Discharge=32.3 .. -.-.-.-·,-.-.-.-. -.-,.,.·---..-< --·--·:----Gold Cree:. 9 5 I ( I I l I l I ( I 'l I I I ~ I I l l l l ( I <a I ; I { l I l I f...L..---r----, Total gas saturation Nitrogen saturation Oaygen saturation • Hashmarks indicate 0 2 3 4 5 6 7 8 9 10 II 12 13 -and ..... . MILES ABOVE MOUTH OF PORTAGE CREEK areas of rapids. Figure 41-3-55. Concentrations of dissolved gases in Devil Canyon rapids complex . 14 120 c: 110 0 109 -0 108 ~ :II -107 0 Cl) 106 -c: ., 105 u ~ ., 104 a. 103 102 5 Figure 41-3-54. I. •. 2 -98 r -. -b= .Q54 r2 : . 96 L=7 -b=.082 ,2 =.97 I I I I I 10 15 20 25 30 35 miles be low Devil Canyon Percent concentration of total dissolved gas versus distance below the Devil Canyon proposed dam site. '·'~.: 85o I r2 = 0.711 linear ; 8401 ~ r2 =0.713 log 0 > >-830 0 0 c 0 .. ~ 820 lit 0 (!) -0 810 -0 .... II :>-... ;;) u :; 800 :I -0 E E 790 .•t. 780 ' 10,000 12,500 15,000 17,500 20.000 22,500 25.000 Z7,500 30,000 32,500 Mean Doily Discharge ot Gold Creek { CFS) Figure 41-3-56. Mean daily discharge versus saturometer readings below Devil Canyon. Dissolved Gas below Devil Canyon Gold Creek Discharge Versus Olss. Gas 11~ -----------------113 112 c: 110 0 -""' -e; --~-G~· :I .. 1j : 108 en~ II~ 107 0 • """ ~ ( 108 c:~ ~ ~ 105 :. 10 ... 103 1 02· 101 100;.------~-----.------~------.-----~~-----.------~~ 200 400 600 BOO 1000 1200 1400 .):ss. Gcs 11me (Hours from B/1 0/83) --Discharge ·--Temoer-at....Jre :1 ,, \ 16 ()' If ll. /0 9 jL 1'1 ·1, .. , * Dissolved Gas near Gold Creek Gold Creek Dl•charge Versus Dfaa. Gas .. ! . ; ·It ' 128---1'1-I " 1 ~4 ·. 122 .\l,~-I I ' 120 " .! • 'r " ' f t \.!. 6 ~ fi = e :J ~ 0 en 1: ~ u D. 118 118 114 112 110 108 108 104 .. ,, 102~----------~------------~----------~------------~--24tl 480 720 960 He~ura (Since 1 600 Hra. -6/5/84) Disch. --D. Gas --Temp. ~ " ~ '' 1 ~ ~J '" ~ ~ I