Memorandum: Memorandum of Understanding As to Functions and Obligations of Agencies to the United States in Carrying Out the International Agreement with Mexico in Minute No., Recommendations to the Colorado River Salinity Problem, Draft, February 26, 1965 (photocopy), page 4-4- B. Operate the extension channel and control structure to discharge all Wellton-Mohawk drainage waters to the bed of the river below Morelos Dam, except those which are discharged above the dam on the days and at such rates as Mexico may request in writing through the United States Section. C. Obtain the cooperation of the Yuma County Water Users' Association to discontinue discharges from the wasteways of the Yuma County Water Users' Assocation to the bed of ...