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Late Feb. 1962 WATER PROBLEMS Delivery of Water to Mexico Under the treaty of February 3, 1944, Mexico is allocated a guaranteed annual quantity of 1,500,000 acre-feet of the waters of the Colorado River from any and all sources. Each year Mexico submits a schedule to the United States indicating the amounts of such water it desires by months. Within Mexico's guaranteed annual quantity it may schedule deliveries during the winter months that include sufficient good quality stored water to dilute the more saline return flows. This was not done in the 1961 scheduling and on October 27,1961, the Mexican Commissioner on the International Boundary and Water Commission took up with the United States Commissioner high salinity of water being delivered to Mexico. The Mexican Government officially protested to the United States on November 9. Mexican authorities believe that the high salinity is the result of pumping of underground and drainage water by the Wellton-Mohawk Irrigation District in Arizona and that if the pumping were suspended the problem for Mexico would be solved. The Department of State has sought, in cooperation with the Department of the Interior, to find a solution which would protect our legal position under the Treaty and the rights of United States citizens but at the smae time would avoid any injury to Mexicans in the Mexicali Valley in Baja California. In January 1962, Mexico increased its normal schedule for the first 25 days so that the limited acreage of wheat and alfalfa in the Mexicali Valley could all be irrigated with the better quality water that resulted from the increased flows. While Mexico has not yet scheduled increased flows forEpson Perfection 4870 Photo, 400 dpi, 8 bit, 1,522,476 byte