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<br />..l::. 7;) mile::; nor-l-,hwfls" nf' ')e;vf",r. 11'1.'.1; 1ers south.....- ~t ~r ..11 :'niles
<br />j. l ~hrour:h +Jv; Upp-~r B'iSin +-r L rr "r'he Gr~~l" >J'y, r. -'>::::; ~a.jor ~.ribu-
<br />+ar:r, ri.se~ -I_n w"'s":err: ....'yor.U!'1_4 '.U11 . "'h~y;.e3 \nt.o"~ .....lor':Flo Riyer
<br />in southens.n.rn 11t.lJ.h__730 Y'iver '!'. sc 1"11 ~r ~"'-.s or~ .'n mil ~.~Q J""c:.lcs
<br />[tboy.: ,ee ':?l'!r'!"'J. 'rhc ,::;"!'" 'n R:Vf rtr'un~;"" p ~r:::,r . MOl''' ,.u-en. th"l!l the
<br />Colorado River l'lbove th('ir ,i'.l.'1c':io:: bu+ f'T-r1J\ CAS ~rJ l. llbou: thr. .-""oul'"ths
<br />a:, nr.lc'h ....ater. TI1C Gunn ~-,n an,} +.hr; ~:U' '1'l."\ 1"'- .hl? 0t.her :--r;,n~;r:,al
<br />+rib1J.~'lr:p.s 0'" f.he '1t','~:r r'a'ora:lo Ri.,er.
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<br />'l"he flo,"s of -he .~~1.'1 11M ~ lVer ""XC :-...- (':;Int.r, 11
<br />':he Green Riv('r h:; l;"on+"ncllc ar.--l ~, 1."C~,n, ~orr~c D'~!:s.
<br />River by t_h'" :",l:!"ecn.n. i lJni' Da.."s. .Jl ~n '"8:1::,'OH Dn."l '
<br />on ..he main ".,c:-- ~.... ._h(' ....oLn.sdo nb ,.." :('rry. :c~.
<br />':rol of 31z,o.rt u 1 "low::; lea"-fin,' ~hl Ipp ,r Bm;~ n.
<br />
<br />i ty "'-.l",> :hv::",jo Da.>n,
<br />-1:'.,1 ~,h€: ~:unni ~on
<br /><-.nr> mly ma.jor dsm
<br />" will -p~rmi ~ cor:.-
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<br />The flO'oo' at va.rious poin s in str()tun::: :., tile- '--'nlor~do P.iv"r B'ls:,!"',
<br />for the 1~1-70 period :~ f":.ven it": Tables' ".hrclll':h 17. Th". r'~cords of
<br />now dl~P~ ct ",he characteris' ~ C wide flucL.a:': ;ons "rom month-".o-month and
<br />the consi1erable va!"iat~cn from year-to-_~;enr. The ..,t02.':>'~~C r~servoirs
<br />now level O\l~ some of thE:" f'11ic.untions in the reaches below :'r-.e dam.
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<br />The natural :lr~in'lf''2 area 0'" '.hl" 'u'lIo"er Colorado Rivr:r below Lee Ferry
<br />aJl'l Clbove Imperill DM! is abou" 7".] s1uar(' miles, This section of the
<br />river is now larF~l:,. controlled b:1 '" s€'rl~s of :::..orvt" !l..'11 iiversion d"'..::::s
<br />start inF vi th Hoover Da>t. a.nd "'n::tir, 'it Imperi.; DIl."!l.
<br />
<br />At t,hiO' present tir'1' t,here is no Silryl~ nCMt storare on the main :river
<br />or on the tributaries betveen Glen Canyon Dru:- 'ln1. :.ak(o Mead. The inter_
<br />veninp. tributarj inflow is ~rratic but a~unts ..) aL~st enouCh t~ of ""set
<br />..he evajX)ration frort Lake Mead.
<br />
<br />Lake Mea.d provides mcIst of the s+.orare and r"!vulll~.:on in the Lower
<br />t::olorado River .tj3sin with the w,,".(or b ir.,.. s",ore'l f'....!"' 'rrif"etion and munic-
<br />ipal Md indus':.ri!l.l uses, [enera~ ion OJ ~l€'ctrica.l ro~r. Vld ot,her bene-
<br />ficial uses.
<br />
<br />T,ake ~have, the reservoir f"or~r~:I"-::l by Dav1 Da.>n. backs water at. m!':h
<br />s'~es about 67 miles ups.r'~nre to the tailrac~ f' Hoover ?o;.;erplent.
<br />S....orlU"e '"n Lake :'>tohave is uSf'd for SOIT'e rt:'!"" '-illa. :.00 0" releases from
<br />Hoover Dam. "or meetin.:; ",reatJ. r0qu:ren:e-~ts witt ',(exit'o, and for devel-
<br />opinf power heRd ~or ~he pr, duct ion o~ ele~"!"'ca1 ener.7 at Davis Power-
<br />pla...t,
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<br />The ri..-er "'lows throuph a n'ltural ~h'IDn~ 1 for 'ibou~ 10 ~iles belo,"
<br />DRvi~ Dn:'t'. at ..."hiC"'~ poin. ",h( river er..~r::: <:lr broad. 1.~ha.y"" Valley 33
<br />miles above ._he upper cnli of Lake Havasu.
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