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Show 32 PROBLEMS OF IMPERIAL VALLEY AND VICINITY. Table No. 3.-Lcnver basin,-Acreage irrigated-and irrigable in future. SUMMARY BY AREAS. Irrigated, 1920; . gravity. Future additional possible. Total ultimate. Gravity. Pump. United States: Above Laguna Dam- Cotton wood Island.............'.................. 1,000 24,000 4,000 100,000 43,000 3,000 3,000 6,000 18,000 44,000 3,000 4,000 27,000 4,000 110,000 78,000 18,000 Mohave Vallev......__. Chemehuevis Valley........................ Parker project >..................................... 4,000 35,000 Palo Verde Valley»..."......i......................... Palo Verde Mesa............r................:..... Chucawalla Valley . / 41,000 16,000 Cibola Valley»... 16,000 i,qoo Isolated tracts1.................:.................... 4,000 Total above Laguna Dam...................... 39,000 189,000 77,000 305,000 Below Laguna Dam- Yuma project'...................................... 54,000 415,000 15,000 100,000 124,000, 5,000 61,000 36,000 130,000 515,000 1 160,000 5,000 Imperial districtl... i.. Imperial extensions'- East Mesa....................................... Dos Palmas............................. Coachella Valley;,........^...................... 72,000 72,000 33,000 WestSide.. ................... 10,000 23,000 Total below Laguna Dam....................;. 469,000 326,000 120,000 915,000 Total, United States.................... 50S,000 515,000 197,000 8,000 55,000 1,220,000 Mexico: Under Imperial Canal1......... 190,000 65,000 22,000 250,000 210,000 255,000 30,000 250,000 265,000 Under AllTAmerican Canal1........................ Delta south of Volcano Lake and Bee River.............: Sonora.......... Total, Mexico 190,000 547,000 1,062,000 63,000 800,000 Grand total, I6wer basin..............*......... 698,000 260,000 2,020,000 SUMMARY BY STATES AND POLITICAL DIVISIONS. United States: Nevada'............................................... 1,000 156,000 358,000 1,000 ' 73,000 123,000 2,000 279,000 939,000 Arizona 50,000 458,000 California....... Total, United States.............................. 508,000 190,000 515,000 547,000 197,000 63,000 1,220,000 800,000 Total, Mexico GO* Basin, Ariz.* 698,000 430,000 1,062,000 400,000 260,000 2,020,000 830,000 1 Items are feasible now. * Recently the State engineer has reported 80,000 acres additional possible irrigation in Nevada, of wtrieh 30jMt) are in lower basin. * Tram information famished by State water commissioner and has been given no study since it does not affect the general problem. |