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Show 295 3. In withdrawing lands now constituting the Lake Mead National Recreation Area the United States intended to reserve rights to the use of so much water from the Colorado River as might thereafter be reasonably needed by the National Park Service for appropriate purposes.8* 4. There is not sufficient evidence to make a finding of the ultimate water requirements of the Lake Mead National Recreation Area in Arizona and Nevada. CONCLUSION OF LAW The United States has the right to divert water from the mainstream of the Colorado River in quantities reasonably necessary to fulfill the purposes of the Lake Mead National Recreation Area in Arizona and Nevada with priority dates of May 3, 1929, for lands reserved by the executive order of said date (No. 5105), and April 25, 1930, for lands reserved by the executive order of said date (No. 5339). C. United States Obligations Under the Mexican Water Treaty and Treaties for the Protection of Wildlife Pursuant to a treaty between the United States and Mexico, dated February 3, 1944,88 the United States is obligated to deliver to Mexico 1,500,000 acre-feet of water per annum in the limitrophe section of the Colorado River.88 All of the parties to this litigation concede, as they must, that the Secretary may deliver this amount of water from the mainstream. "Executive Order 5105 (May 3, 1929); Executive Order 5339 (April 25, 1930) ; 49 Stat. 1794 (1936). 8B59 Stat. 1219 (1945), Ariz. Ex. 4. 8eThis obligation may vary in certain circumstances; it is more precisely denned in Articles 10, 11 and 15 of the treaty. |
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Original Report: State of Arizona, complainant v. State of California, Palo Verde Irrigation District, Imperial Irrigation District, Coachella Valley County Water District, Metropolitan Water District of Southern California, City of Los Angeles, California, City of San Diego, California, and County of San Diego, California |