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<br />(I>) Tile conntructloll of r.Jen r.nnyoll Ilnm kl~ nol HI".T1!flc;llll1v
<br />changed tile' Illenn tcmperntur~ of 1.nl'C"' rh~l1d 1l1f 1("\\., C>fl,DF.). 1I0WC'VI'I.
<br />I.f\h~ Po\..'eJ 1 rt.'lclll'~eH nppC"'lIr to wnrm the wlnt<'r tf'1ll1H.'rlltllrf'H IIY :I"(lIll
<br />lOoF. nnt! coo] tlw :'Iummcr tcmp(~rntur(~!: hy llholll lIll' Hnmf' nnl(llllll.
<br />
<br />(c) BIlRH BpnW"nin~ HUCCCBB on 1.1lJ..(' ~fpnd. lIntj.l eJC"'11 CHllVUTl
<br />n~m waa conAtructed \Jus p,ood. ~;orne hl010g1E1tB fc{>] tldR RUCC('RH 1"
<br />nttrihutoble to rising wAter level A brou~ht nh0ut hy nnturnl runoff fnHn
<br />the upper Colorado River wateraheJ. The rllnof r inundated tC'rrcfitr led
<br />veKctation, primarily Tamarisk, whic.h provided c.over :md n fooel source' for
<br />fry and f ingerlinr, bs.s. To(lay, "i th ':len Canyon !Jam con troll i ng I.ak~ :.Iend
<br />infloW's, 1)305 spmminr, success appCilrs to have he en stp,ntficantly rcJuccJ.
<br />nah biologists h.1Ve attributed this decline to the some\Jhat d('clining ".Her
<br />surface on I.ake Head during much of the hass fipmming season,
<br />
<br />(d) Lower Basin reservoirs in addItion to Lnke Head include
<br />those formed by Davis, Parker, lIend~a te Rock, Palo Verde Diven'don,
<br />Imperial, and Laguna Darns,
<br />
<br />(e) Power revenue and sales from the Boulder Canyon Project
<br />(HCP) I~ve averaged ahout $10,450,000 and J,663 mIllIon Dlh for operatinc
<br />years 196J through 1972, as sho"", on the fo11oIJinc fiummary:
<br />
<br />lloulder Canyon Project--Sale of Electric Energy
<br />
<br />Year
<br />
<br />Kilowllt thours
<br />
<br />/{ev('uuc
<br />
<br />1%3
<br />1%/,
<br />1965
<br />19&f.
<br />1967
<br />1%8
<br />1969
<br />1970
<br />1971
<br />19n
<br />
<br />J,663,OOO,OOO
<br />3,650,OJ8,000
<br />3,721, 4J9, 000
<br />3,661, J96, 000
<br />J,670,2/18,000
<br />3,616,458,000
<br />3,6J7,588,OOn
<br />3,716,209,nOO
<br />3,652,384,000
<br />J,645,9J7,000
<br />
<br />$ 9,oJO, ns
<br />9,71Q.l:21
<br />10,n]] .nz
<br />10,061,677
<br />In,ld12./10t"J
<br />In.322,363
<br />1n,5f,1,470
<br />ll,lIf',lS3
<br />11,168,604
<br />11, lhO, 5Jl
<br />
<br />The mnjorIty of this energy is generated hy lIoover Dam.
<br />lIowever, energy sold by the Boulder Canyon Project also includes
<br />"lIoover Deficiency" energy, "hIch is supplied by the Colorndo River
<br />Storage Project (cRSP) in lieu of enerp,y that would have been gencr.Hed
<br />at Hoover Dam if the CRSP did not exist.
<br />
<br />7
<br />
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