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U~~-~~-l~~o 15'55 CRBSCF - BIWC . P.ll . APPENDIX XIII X111.3 1301 MlNlJTE NO. 218 RECOMMENDATIONS ON niE COLORADO RIVER SAUNITY PROBLEM The CommliSlon met In the offlcll of thll MlZldcan 5fZcdon In Qudad Juarez, Chihuahua. al 12;00 m on March 22. 1965. 10 comply with Il\lll'ucllon9 II has received from thll lWo Gowmments. to consider measurea "10 rach a. flfZl'miUient end effllCllve solution" of the flroblem of the salinity of Ihe walers of the Col. orado River which reach Mexlco. as conremflia!ad In the Presidenllal Communiques 01 March 16 and Juna 30. 1962 and February 22. 1964. The CommliSlon revtew..d the mllasura which the lwo Governmenl9 ha"" laken to date to aIIl!111a18 l8m- florllrtly the problem of salinl!y of walers of the lower Colorado River. and noted the reduction which has oc. curred in the salinity 01 drainage "'alers from the WeJ\ton.Mohalllk Irrigation and Drainage District and that continued Improvement Is anllclpaled. The. Commlsslon. with the scientific and engineering studies made by beth Governments as a basis. thereupon copied the follcwlng RaoluUon. subject 10 the approval of the l1li0 Governments, embodying the foUowlng Rcccmmenc/GlioIlS: 1. That the United StaleS construct III Its expense an extension to the flresent WeJ\lon-Mohalllk Di5lrict's drBlnage conveyance chann.... IUIlh aplldty of 3S3 cubic: feet (10 cubic melers! per SfZCOnd. along the left bank of the Colorado River to a point below Morodos Dam. and a control structure in thaI exlension of the channel In the ruch between Morelos Dam and the mouth of Ihe Araz DraIn. ",hlch structure ",auld permit the dischlllgl! of the WeUton-Mohalllk DistI1ct's drainage "'alen 10 the bed of the river at a point either abe"" or below Moreios Dam. 2. That the Commtsslon permit IIl<8CUUon of the \llCrks which may be required for the extension channel lC pass through Morelos Dam. 3. That the extension channlll and control structure proposed in Recommendation 1 be operated and malnlalned by the Uniled States at Its expense to discharge aU of the Wellton-Moha",k Dlslrict's drainage "'aters below Morelos Dam. excepl those which are discharged above the 0Mn on !he days and III such rates as Mexico may request In "'"ting. 4. That during the lIle of the present MInute and subject to the reservations of Recommendation 11. the Commission account for WeUlOn-Mohawk District's drainage waters lIS a pan of those described In the pro' visions of Article 10 of the Water Treaty of February 3. 1"944. \lIith the understanding: a) !hat on the days for which MexIco requests ",ater al the minimum winter rate of dllli""rt", of 900 cubic feet 125.5 cubic mel~l plll' second. the United Sllltes conll'ol watlll'S reachlnlllhe Iimill'ophe section of the Colorado River so !hal \lIithoutlncludlng Welhon-Mohalllk Di51l'ids drainage "'ateI's. !hetr flows be not less !han 800 cubic feel (22.7 cubic metersl per second, their awrage 1I0w be nOlless than 900 cubic leet (25.5 cubic mflt2lS1 per second for the total of such days dwing each winter period for which the minimum rale is requested. and that the compul.lllion of that average flow nOl take into account 1I01llli in excess of 1000 cubic feet (28.3 cubic meterSl per second: and b) that the wlntlll' periods In reference extend from October 1 of each year through February of the next following year.