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<br />64
<br />
<br />....'E<;T/,p_tJ ~OU1<D"RY wMER BULLE1IN 1976. INTE~I~.~TlOI.,"l WutJU"RY AtlD WAHR COMMISSION
<br />
<br />COTTONWOOD CREEK ABOVE MORENA DAM, CALIFORNIA
<br />
<br />DESCRlPrION: :'It"r! sage located On "aat Blde of outlet t.cNer l=edllltely upstreR.lll frDIII rece of Iobreo.B Dam.
<br />The d.hm Is located on Cottonllood Creek 1.8 mile, (2.9 kill) uP5tre!IJII fro'" the lIDuth of Haueer Creek, e.'} m11e~
<br />(13.7 kIll) lJp&uee.m from Illlrrett DWIl, and ..bout 20 m11e~ (32.2 kill) upstreaol from the Inte/'Tllll1oM.l boundary
<br />The uro of tile gage ls 2,B82.~ feet (87!l.56 III) lobove lIle!l11. Ilea level, U. S. c. ~ G. 5. <!atWll.
<br />1Ur0Rr5; Reael"Volrln:flo"6/1holffi belo""erecOlll~ted frollllDOnthlyreeervolr recordsofstor"ge, n:lell.Ges,
<br />s;:L1lle.,IealtRge, eVBp::lI"lltlon, end rainfall, by the InternaUonbl B<>undary and lIater Co<llllllHlon. Un1ted
<br />Su.tes Sectlon. They represent all \later reeclllr\i; i't>ren& ReservoIr, Includi"8 ralnfal1 on reeervolr VlIter
<br />aurfllce. BeJ;lcdatll\lerefurn1ohedbythec1tyofSan Dlego, Cllllfol'TLla. RecordsaVBl1sble: Apr1l1911
<br />through 1976.
<br />REMARKS: St.o:nlge began 1n tobrena. Reservoir "'rch 1910. Reservoir CllplClty and are.. ratings dRte from 1010 IIhen
<br />Iot>rena.DR.lIIII~ complet.ed. Record!! for 1976 COOll1'ted on bellS of lU"es_csplclty curvee determined f~lll I9~1:J
<br />reGCU"Vey. VarloCls c!lB.n<<ee MV.. been _de 'to the apl11wuy section sln"e conGtruction of the da.lII Elevatlon
<br />otthePI"e.entcrestofLm8"tedepl11"ayleI57.00feet(47.351ll),gagedatL.Llll. Re'ervolrca~ltytlt"p111llay
<br />crest, 1948 6Ul"Vey, ls 50,2.10 acre_feet (61,934,000 ",3). The entire capa.clty of tobrena Pea"rvolr 15 u:;ed 'toO
<br />turll1~he.p!I.1"tofthelle.ter5upplyofthec1tyofSanD1e.go, Ce.Ilforn1s.. We.ter 15 relee..EeJ. from ~rena
<br />E~~1r ~ ~t~;:o~~ :n~~~e~~f~~~r;~~~~\~;~~~:~'(1.5.8eO.OOO Ill)), JMI1"ry 1916; m11l1=. no
<br />flovdur1ngpart50fll8!1yye"r".
<br />
<br />Monthly Diacbar.e iD. Acn-Feot
<br />
<br /> Period 19)7_1976
<br />Month Currlnt rllr 1976
<br /> A."'I. M....illlUIll Minilllulll
<br />J&DII.ry ,., "" 3.520 ,
<br />Febroary "2 ',000 16,100 '.0
<br />Mlrch 92.~ 1,511 1).220 19.3
<br />April 60.<;1 947 11,490 3.3
<br />M.y 14.5 333 ),550 ,
<br />J~' .6 m 1,1':60 ,
<br />July ,.' "0 1,010 ,
<br />August " B7.4 1,200 ,
<br />September 34.6 61.1 1.070 ,
<br />Cktober '.' 71.6 1.270 ,
<br />Noyember 14.1 '" 1,)90 ,
<br />December 0.' '3' ),590 u
<br /> "'" 5,272 39.~)9 '"
<br />Ye"r11 Thou~a.nd5 of Cut.lc Meter6
<br /> ,,, I 6,')0) 4B.648 I 149
<br />
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