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<br />" <br /> <br />" <br />.. ~ <br /> <br />. -:\,1 <br />,IJ!' <br /> <br />STATISTICS (continued) <br /> <br />WATER SUPPLY <br /> <br />Project supply (average acre-feet annually) <br />Irrigation <br />Municipal and industrial use <br />Total <br />Effects on Colorado River (annual average) <br />Stream depletion (acre-feet) <br />Changes in salt load (tons) <br />Changes in salt concentration at Imperial <br />Dam (mg/L) <br />From concentrating effects of stream <br />depletion--increase <br />From change in salt load--decrease <br />Net increase in salinity levels <br /> <br /> New <br />Colorado Mexico Total <br />103, 100 15,100 118,200 <br />41,700 38,400 80,100 <br />144,800 53,500 198,300 <br />120,700 34, 100 154,800 <br />-14,720 8,250 -6,470 <br /> <br />14.5 <br />-1. 5 <br />13.0 <br /> <br />4.1 <br />0.8 <br />4.9 <br /> <br />18.6 <br />-0.7 <br />17.9 <br /> <br />IRRIGATION SERVICE AREAS (acres) <br /> <br />Colorado <br /> <br />New Mexico <br /> <br />Total <br /> <br />Full service land <br />Non-Indian <br />Indian <br />Subtotal <br />Supplemental service land <br />Non-Indian <br />Total <br /> <br />31,500 <br />13,400 <br />44,900 <br /> <br />4,530 <br />380 <br />4,910 <br /> <br />36,030 <br />13,780 <br />49,810 <br /> <br />14,OOO <br />58,900 <br /> <br />3,650 <br />8,560 <br /> <br />17,650 <br />67,460 <br /> <br />PROJECT COSTS (January 1983 prices) <br />in millions) <br /> <br />PROJECT BENEFITS <br />(in millions) <br /> <br />Estimated construction cost <br />Estimated annual operation & <br />maintenance cost <br /> <br />$535.0 <br /> <br />3.2 <br /> <br />Estimated total <br />benefi ts <br />(average annual) <br /> <br />$36.2 <br /> <br />TOTAL BENEFIT-COST RATIO <br /> <br />1. 6: I <br />