|
<br />
<br />RESER VOJRS
<br />
<br />During theFiscal Ycarl972, the Upper
<br />Colorado River Basin ~'ielded
<br />10,460,Of}() acre-feet, 86 percent of the
<br />long-lime average. The disposition of
<br />this runoU follows:
<br />Acre-Feet
<br />Net Storage Change. ......,. 400,000
<br />Bank Storage Increase...... 560,000
<br />Evaporation Loss........... 500,000
<br />Release 10 Lower Basin... 9,000,000
<br />
<br />total ................., 10,460,000
<br />
<br />Due to the low runoff, waler storage at
<br />Glen Canyon decreased by 135,000 acre.
<br />feet. Flaming Gorge gained 610,000
<br />acre-feet, while Navaio <tnd Blue Mesa
<br />
<br />MAX STORAGE - 1,109,000 AF
<br />STORAGE 6~30-12 - 962,000 AF
<br />
<br />
<br />HfJGlIT 30Z'
<br />
<br />NAVAJO
<br />
<br />
<br />)
<br />
<br />....._._ II!!Il
<br />
<br />rUL \' '71 - IAN '72 - JUNE '72
<br />
<br />lost 35,000 and 40,000 acre-feet, respec-
<br />tively. This spring Fontanelle and Mor-
<br />row Point were filled to capacity as
<br />usual. In the same period, Lake Mead
<br />had a storagf! increase of 537,000 acre-
<br />feel.
<br />
<br />The monthly operation of each reservoir
<br />is shown graphically below and on the
<br />opposite page.
<br />
<br />RIVERS
<br />
<br />Water from CRSP storage reservoirs was
<br />released in controlled amounts to meet
<br />many day-to-day demands as well as the
<br />multiple purposes for which the project
<br />was designed. Releases from Glen
<br />Canyon Dam assisted the propagation
<br />of bass in Lake Mead where bass fishing
<br />
<br />. MAX STORAGE - 941,000 AF
<br />STORAGE 6.30-72 _ 650,ooU AF
<br />
<br />
<br />I.U6.~U;~
<br />
<br />JUL \"71 - IAN '72 - JUNE '72
<br />
<br />was fI!plJrti~tl III h.. excell..rll.
<br />~f'\'l'rltwll~SS. IJll\\'l'r Kf'llf'ralilJlI lo,nls
<br />\\'f'rl~ salisfipd ,111.1 C0Il1P,II.1 rt'I'~asf'
<br />ff'quirl~Ill"1I1s Wf~rI' flllfilll'd. I'nssibll'
<br />flood dillllaKi~. dllf' tll il high sprill~
<br />rUlloff in rIll' Gri'l~rl Rh'l~r Basin, W,IS
<br />foJi lIIill,lrpd by sruraw' ill FIJIlII'llidl.' alld
<br />Fli.lllling (;oq,~,~ Rl's..r\'oir~. SuslairH'd
<br />n'h~ils(~s ilLsll providt'd fal'utahl., IwslillK
<br />ClllHlitiollS for ducks ,llId g"i~Sl~, lll<liu-
<br />lairwd ,Ill illll~qlWII' 1!'l'fd fut popul.lr
<br />rin'r crLlis,~s. ,llul Illf~1 Ihe irnpll~,'d
<br />pOWN dl!lIl.lIlds. Flows Iwlnw NilV<ljn,
<br />Bltw Mf~sa. <mil Morro\\' Poilll WI~rf' t'~g-
<br />ulat"d lu Illf'fJI irrilolitlion nf~l'd.,>. In
<br />,ulditinn, /llm' ~li!sa ilml :-'lorrow !'oinl
<br />Powl~rplanl.s IwllH'd fulfill pOWf~r
<br />dPl1l'lllds. Fish aud \\'ildlif.! habital wl'n'
<br />1lI<l inlai ni~il II\' lllp mini IIIUlll d'lilv f1fJ\\'S
<br />pr()villl~d in Ihf' various riv..rs.
<br />
<br />. MAX STORAGE - 21,000,000 A.f'
<br />STORAGE 6.30.72 _ 16,180,OOU AF
<br />
<br />HEIGHT 583'
<br />
<br />Gl.fo:N CANYON
<br />
<br />
<br />IUI.\' '71 - J^N '72 _ JUNE '72
<br />
<br />7
<br />
|