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,p .ff} HOW DO THE TWO AI. TERlIATIVES C04PARE? The Dunham Point Forebly-"CPhe. Reservoir Atterbly Alternative The DunhUl Point alternative was described in Newsletter 11. Th. forebl)' res.ryofr would be loclted on th..... lbout one lI11e north of the McPhIe Reservotr sfte on land that is now within the San JUln Nltfonll Fore.t. llur propo,"l fnclud.s the construction of . d.. ..olnt.ent It the torebly sfte Ind constructfon of In und.rground ptn.tock (Dr tunnel) to clrry water between the forebey and In underground pOWl1"pllnt at the water level of McPhee Reservoir. McPhee Reservotr would be the proj ect eft.rbl)'. Th. us. of McPhee es In Ifterbl)' would cre.te problems. Wlter fluctuations on the reservofr would cluse unsightly .xpos.d .horelfn.s nelr Grelt Cut Dik. Ind nelr the town of Dolores. Fluctuations could .1so be detrimental to the reservoir fishery. CIlIlpbell Forebl)'-Pl"t'"u Cre.k Aft.rbl)' Alt.rnltiY. Thfs Ilt.rnltfy. Ippears to be the b..t. It is the 1.lst expensive. even though it involves two reservoirs. The constructt on of . separate reservof r IS an afterbty. rather thin using McPhee Reservotr for that purpose, .'fMfnates the fluctulting flow loplcts .ncount.red wfth the Dunh..-McPhee plen. . FUTURE ACTIVITIES "",~ \;;} Thf. IlternltfY, fnyolY', I forebly It the Cllpbell .Ito, the .... sfte fllu.tr.tod fn Now.l.ttor 12, Ind In .ftorbey .. I s,plrate reservoir in the Platelu Creek dratnlge above tbe McPhee Reservoir maxi.1III wlter surface. Plateau C...... WlS one of ..verll Ifterbl)' loc.tions fnve.tiglted on Dry Crtlk .nd 8..ver Cre.k tributori.. for u.. wfth one of the Iltornlte foreboy .ites. The Pl.telu Cre.k .fte po... the l.ut d..fgn .nd constructfon probl.... Ind, therefore, hel the chtlp..t .ppr.fsll costs. Inflow to McPhe. R..trvofr WDuld not be reduc.d IlY PletolU Crtlk R...ryofr. Plete.u Creek would fill whfl. McPhll i. .pflling. Th. CllIPbell-Pl.t.lu p.nstock Is IlUCh .horttr then the Dunh.. Point-McPhie p.nstock and it could be plac.d above ground for the first 2,000 feet, thuS .If.f..tlng ._ tunneling costs. The penstock would be placed underground begfnnlng lbout SOD f..t fMOl the edge of the cI.,on. The Campbell sfte hiS no Ipplrent g.ologfc dfsldy.nto... oy.r the Dunh.. Pofnt .1t.. Sfnc. there Ire two re..rvol" h~ver. the risks of finding geologic probl... Ire fncreeaed oy.r I sfngl. res.rvofr .1 ter..tfve. Future geologfc investigations will concentrate on construction ..terti' id.ntfffcltion, foundltfon of the Ift.rbey dl..fto Ind further stu~ of llndslfdfng potentfll. . Th. Pllt.lu Cre.k Ifterbey d.. could be ..de .ooewh.t lerger then need.d for I slngl.-purpos. efterbl)': thus crootfng IIDre storlg.. 8.neflts could fnclud. Iddftfo..l water supply, bes.lold power generltfon .nd downltrel. fishery .nh.nc....nt. Consfd.retfon Is now befng gf..n to including ..re storage fn the Ifterbl)'. - Investlg.tlons of the Campbell R.s.rvofr-Pllte.u Cre.k Ilt.rnltlve over the n.xt sey.ral ..nths lnclud. the 'ollowfng: "' riel topogrlPIlY to producI d.tafTed "p, for res.rvofr d..ign, g,ologfc drillfng It both forebl)' Ind Ifterbl)' d.sltes, Ind .nyiro_ntll .tudfes to d.temne flllp'cts on wildlff.. Dfscussfons will be held with resfd.nts of the Dolores .rel to obtafn their feelfngs .bout the project. The f'"sfbflf~ fny.stfgltfon fs schedul.d to be coopl.ted fn ,"rly 1983. A f.esfbflf~ r.port Ind .nYfro_ntll l....ct stat...nt wiTT be c..pl.ted In the fill of 1983. Constructfon could be9fn fn the 1990's. EMPIRE ELECTRIC FAIR COOl see us It the Empfre Electrfc Flfr on Mlrch 20th in Dolores. W.'TT b. there III dl)' with I booth Ind dlspll)', Ind will be Ible to .nswer qu.stfons lbout the project. IF VOU HAVE QUESTIONS OR COMMENTS ABOUT THE PEAKING POWER STUDY SEND THEM TO US ON THE ATTACHED CARD. THANK YOU. '