AZ vs. CA:25 California Exhibits, Vol. XXV; Nos. 7501-7859

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10 IV Drainage Area The drainage basin of the Colorado River, including the Gila, in the United States has a total area of 240,000 square miles, of which 103,000 square miles are in Arizona, 4,000 square miles in California, 12,000 square miles in Nevada, 40,000 square miles in Utah, 23,000 square miles in New Mexico, 39,000 square miles in Colorado, and 19,000 square miles in Wyoming. Approximately 43 per cent, of the total area of said basin is in Arizona, and approximately 90 per cent, of the total area of Arizona is in said basin. The Gila River has an estimated drainage area of 56,000 square miles, approximately 50,000 of which are in Arizona, 5,000 in New Mexico and 1,000 in the Mexican Republic. Map of Colorado River Basin There is attached hereto as an exhibit United States Bureau of Reclamation Map No. 23,000 of the Colorado River Basin showing the source and course of the Colorado River and its tributaries, the location of the landmarks mentioned in Paragraph III of this Bill of Complaint, the location of the irrigated and irrigable areas in, and the boundaries of, said basin, as estimated and determined by said Bureau. Said map, however, is in error in that approximately three-fourths of the area of said basin shown to be in California drains into the Salton Sea, 280