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<br />Introduction
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<br />The Colorado River Board of
<br />California was creatro by the State
<br />Legislature in 1937. It hclS th('
<br />rt'sponsibility oj prott'Cting th(> rights
<br />and interests oj the Slate. its agencies
<br />and citizen... In the water and po.....er
<br />resources of the Colorddo River
<br />system. Duti(.... of the BOdrd are sel
<br />fonh in SE'Clions 12527 lhrough 12533
<br />of the WatN Code.
<br />The BOdfd i.. composed of si),
<br />members appomted by the Governor
<br />from edch of the following agencies:
<br />lmperidl Irrigcltion District.
<br />\.1etropolit.m Water District of
<br />Southern California, Los Angple... City
<br />Depanment of WatN and PaWN, 5.1"
<br />Diego Count~. Water Authorit~..
<br />Coachella Valley Count~' W,lIer
<br />District, clnd Palo VNde Irrig.ltion
<br />District. TheM> aRencies conlributt'
<br />two-thirds of the Board.... bud!,:l't.
<br />The Chairman of the Board. elected
<br />annuallv by the mf'mbtors, servf''-' e:o.
<br />oHicio as Colorado River
<br />Commissioner of California. The Chif'f
<br />Engineer directs the activities oj the
<br />stafi. The Attorney General of the
<br />Stale of California is lpgal coun..elto
<br />thp Board.
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<br />Colorado River Operation
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<br />The e<>timdted vir!,:in ilow of the
<br />Colorado River dl Lees Ferrv during
<br />lhe 1973-74 water vedf (October 1
<br />thtou!':h September 301 was
<br />12,816,000 acre-feet. This was 92
<br />percent of the longtime average flow
<br />of 13,880,000 acre-feet for the 53-....ear
<br />period from 1912 to 1974,
<br />During thp waler ypar, ...torage In
<br />Upper Basin reservoirs increased bv
<br />564.000 acrp-feet and that In Lm\er
<br />Basin resenloirs dt'Crea..ed bv 649,000
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<br />Glf'n Clm'm ().In, n".lI P.ll1" ,..,,,,
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<br />acre-feet As of Septf<mb{'r 30, 1974,
<br />the totell active slorage in the major
<br />Upper BaSin rest'r\oirs was 23,009,(0)
<br />acrf>-fet,t and tht> active Sloragp in Ihf>
<br />lO\\l'r Ba...1n re...",rvo;t., wa.. 21.301,000
<br />acre+tf'E't. The actuill flow of lhe rivPf
<br />below GI(>n Cilnvon Dam at lee Fprrv
<br />for the waIN Vt>M was 8,283,000
<br />acre.!t>el.
<br />The Bureau of Rpdamation
<br />estimated thp 1973-74 walpt vt>.lf
<br />dppletion\ bv lhe Upper Basin ...tate...
<br />(Colorado, New \tle),ico, Ut<lh. and
<br />\Vv'omingl al 3.329,000 acre-feet,
<br />63,000 acrp-fE't't les... than CKcurrffi
<br />durin~ the prpvious watN veM.
<br />Dlvt'r..ions less measured return...
<br />irom lhe melin...tream far the major
<br />waler U"'NS of the Lov..er Basin Slate<,
<br />(Arizona, California, and "Ievadal
<br />wt>re 6.5.$6,OtXl acrp-ieet for calendar
<br />"par 197.$, 18.$,000 acre-feet more
<br />than in 1973. Data for malor
<br />C..lifornia u...""r.. sho,^ diversions le<.s
<br />returns lor cdlenddf vear 197.$ al
<br />5,312.000 acre-feet, 10.tOOO acr('.feet
<br />more lhan 1973.
<br />Deliveries of Colorado RIver watpr
<br />to \.-le,ico in accordance '^ Ith the
<br />19+-1 \-lexican \\laler Treatv totallffi
<br />l,b65,OOO acre-feet during cellendar
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<br />veM 197.$, Of 165,000 acre.feet in
<br />f!,ct..... of the TrealY's minimum
<br />requiremf!nl, A portion of the Weller
<br />delivered, 9,687 acre.fl:'et, was
<br />conveyed on an interim basis 10 the
<br />Citv of Tijuana through facilities of the
<br />\.-1etrapolitan \VaIN Di..trict of
<br />Southern California and other agenCips
<br />in .l.ccordanct' with Minute No. 240 of
<br />the InternatIonal Boundary and \Velter
<br />Commi.-..-.ion. Of the 165,OClO acre-feet
<br />oi deliver\! in ('XCPS'" of the Treatv's
<br />minimum requirement, about 160,000
<br />dcre-ft"t:'t was covered under
<br />proVIsion.. oi the Commission's
<br />Vlinule No, 241 and dbout 5,000
<br />acre.fet't was chargeable to
<br />operationell control of the river and to
<br />U.s. u~r., not taking ordt'rro water.
<br />\.1inutt' No. 240 is described in Iht'
<br />Board'., 19i2 Annucll Report aod
<br />\.linute No, 242 is described in the
<br />Board's 1973 Annuell Report.
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