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Show 38 PROBLEMS OF IMPERIAL VALLEY AND VICINITY. Table No. 10.-Diversion duty. [Acre-feet per acre.] Month. Lands Pumping. Gravity. above Laguna Dam, net. 0.10 0.12 0.10 .18 .22 .10 .32 .40 .35 .35 .44 .35 .40 .52 .35 .48 .60 .45 .48 .60 .45 Month. Pump- Grav- ing. ity. 0.40 0.50 .33 .42 .24 .30 .14 .18 .08 .10 3.50 4.40 Lands above Laguna Dam, net. January.. February March___ April..... May...... June..... July..... August..... September. October___ November. December.. Total 0.35 .30 .15 .10 .05 3.00 • Table No." 11.-Estimated future demand. Acres. United States, all lands...........................___................ 1,220,000 Mexico: Imperial Canal___.......................................255,000 Ail-American Canal....................................... 30,000 285,000 Total........................................................... 1,505,000 ACRE FEET. Above Laguna Dam. Below Laguna Dam. Gravity. Pumping. Total (round figures). Acres...................... Demand (acre-feet per acre) January.................... February.................. March...................... April....................... Mliy........................ June....................... July....................... August..................... September................. October.................... November................. December.................. Total................ 305,000 13.00 1,072,000 4.40 128,000 3.50 1,505,000 4.04 30,000 30,000 107,000 107,000 108,000 138,000 138,000 108,000 90,000 45,000 30,000 16,000 129,000 236,000 429,000 472,000 558,000 643,000 643,000 536,000 450,000 322,000 192,000 107,000 12,000. 22,000 41,000 45,000 53,000 61,000 61,000 51,000 43,000 31,000 18,000 10,000 170,000 290,000 580,000 620,000 720,000 840,000 840,000 700,000 580,000 400,000 240,000 100,000 915,000 4,717,000 448,000 6,080,000 iNet. Table No. 12.-Estimated ultimate demand. Acres. United States........................................................ 1,220,000 Mexico............................................................... 800,000 Total...........................................................2,020,000 1 All lands below Boulder Canyon. |