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<br /> 0 <br /> ,~ Summary Table of Water Resources Development <br /> ioo* Lower Colorado Region <br /> C) <br /> O':l <br /> N. Units: Million ac- f't <br /> Modified OBE-ERS <br /> Level of Development <br /> 1965 1980 2000 2020 <br /> SURFACE-WATER SUPPLY <br /> Depreted Colorado River <br /> at Lee Ferry (1906-65) 11.64 10.26 8.97 8.54 <br /> Undepleted subregional supply ~ ~ 3.12 .~ <br /> Total 1 .7 13.3 12.09 11. <br /> . DEPLETION REQUIREMENTS I <br /> BY type of use I <br /> I <br /> Irrigation 5.23 5.97 5.31 5.38 <br /> Municipal and industrial 0.20 0.36 0.68 1.15 I <br /> Electric power 0.01 0.04 0.11 0.43 f <br /> Minerals 0.05 0.09 0.13 0.19 <br /> Fish, wildlife, and recreation 0.11 0.15 0.25 0.43 <br /> Reservoir and stockpond evaporation 0.23 0.28 ~ ~ <br /> Subtotal 5.83 ~ . 1 7.9 <br />I By States <br /> Arizona 5.42 6.28 6.00 6.90 <br />i Nevada 0.25 0.38 0.53 0.72 <br />I New Mexico 0.09 0.13 0.18 0.20 <br />I <br /> Utah 0.~7 0.10 0.10 0.12 <br /> Subtotal 5. 3 6.89 6.81 7.94 <br /> Main Stem Reservoir evaporation <br /> and spills 1.85 1.72 1.35 1.35 <br />l Channel and conveyance losses 1/ 0.76 0.48 0.45 0.43 <br />I Exports to California Region 5.00 4.40 4.40 4.40 <br /> Mexican Treaty 1.50 1.50 1.50 1.50 <br /> Subtotal 9.11 8.10 7.70 7.68 <br /> Total requirements 14.94 14.99 14.51 15.62 <br /> DEFICIENCY IN SURFACE SUPPLY -0.18 -1.61 -2.42 -3.96 <br /> <br />1/ Includes main stem and lower Gila River channel losses, and estimated <br />nonrecoverable losses from the Central Arizona Project aqueduct. <br /> <br />11i <br /> <br />