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<br />Upper <br />Basin <br />4 Ileservoirs <br /> <br /> <br />I <br />i <br />r <br />"' <br />Charf I <br />STATISTICS <br />ACTIVE STORAGE" <br />RESERVOIR <br /> <br />IACRE. ELEVA.T10N <br />FEETI (FEETI <br />344834 6!;O6 <br />233'789 6491 <br />'~'.~J &4115 <br />B058 ACAES <br />lBMILES <br /> <br />MAXIMUM STORAGE <br />RATED HEAD <br />1.'.\t1IMJJ'l/I'O'N'<.'i'. <br />SURFACE AREA. (FULl) <br />RESERVOIA LENGTH <br />IFUlLl <br /> <br />POWER PLANT <br />NUMBER OF UNITS <br />TOTAL CAPACIH 10,000 KILOWATTS <br />'doe.nor;nc'lJdeS6JM;mf~told'~f(CJ"'9. <br />Df1!owU08"'r <br /> <br />Fontencllc Ilc...er,'oir <br /> <br />During the past year, Fontenelle <br />Reservoir was operated for hydro. <br />electric generation, flood control, <br />fish and wildlife enhancement, <br />and for recreation. During the fall <br />and winter of 1974.75, the reser- <br />voir water surface elevation was <br />reduced slowly from elevation <br />6,S02 feet at the heginning 01 the <br />wate.r year to a low elevation of <br />6,480 feet prior to "Pring runoff <br />in April. The minimum release <br />during the fan and winter was <br />600 cuhic feet per second (ft' / s) <br />to generate power and maintain <br />fish Rows. Springtime releases <br />were controlled to allow the. reser- <br />voir to fill late in June. Maximum <br />releases of 6,600 ft' / s from the <br />reservoir occurred early in July. <br /> <br />Tne reservoir, as of September <br />30, 1975, had 330,000 acre-feet 01 <br />water in active storage at eleva. <br />tion 6,504 feet. (Chart 1.) <br /> <br />OUTFLOW <br /> <br />UPPER QUARTILE <br /> <br /> B I ~ <br /> 6 , <br /> 4 <br /> 2 <br /> 0 - """ - ~ <br /> AVERAGE <br /> """ <br /> 4i Ii\,. 4~ <br />.' .. '. .' ~~". . .. - >..\~~. ~,_. ., <br /> LOW~R QUARTILE <br /> '. <br /> ~.,. <-,. ~ ..,~, ~~l:t!,~ <br /> - ~ .';, . ". ..". -', <br /> MO T ADVERSE <br /> , <br /> , <br /> ~ :-~ ~ ''''- ~ ~ ':"'~ ..,1" """1:? -'~ -" ?~ <br /> ,,, . <br /> <br />Q <br />z <br />0 <br />" B <br />w <br />V> <br />>: 6 <br />w <br />w <br />~ <br />" 2 <br />0; <br />~ <br />" 0 <br />~ . <br /> 6 <br />V> <br />w . <br />>2 <br />w 2 <br />~ <br />w <br />'" 0 <br /> B <br /> 6 <br /> . <br /> 2 <br /> 0 <br /> <br />~ <br />u <br />o <br /> <br />> <br />o <br />z <br /> <br />u <br />~ <br />o <br /> <br />'" '" ~ <br />~ ~ ~ <br />WsterYur 1115 <br /> <br />z <br />~ <br /> <br />m <br />w <br />" <br /> <br />w <br />Z <br />~ <br /> <br />~ <br />~ <br />~ <br /> <br />z <br />~ <br /> <br />a:i a: ci > <br />Lu <( 0.. <{ <br />l.l.. :!: <( 2: <br />WOlter Yeilr 1111 <br /> <br />~ <br />~ <br /> <br />> <br />o <br />z <br /> <br />'" <br />~ <br />" <br /> <br />~. <br />w <br />V> <br /> <br />u <br />w <br />o <br /> <br />w ~ <br />z ~ <br />~ ~ <br /> <br />" <br />~ <br />" <br /> <br />~. <br />~r' <br />