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Show APPENDIX XIV XIV-5 1402 93d CONGRESS 2d Session H.R. 12165 IN THE HOUSE OF REPRESENTATIVES JANUARY 21, 1974 Mr. JOHNSON of California (for himself, Mr. HOSMER, Mr. RONCALIO of Wyoming, Mr. RUNNELS, Mr. LUJAN, Mr. UDALL, Mr. DON H. CLAUSEN, Mr. KETCHUM, Mr. TOWELL of Nevada, Mr. OWENS, Mrs. BURKE of California, and Mr. STEIGER of Arizona) introduced the following bill; which was referred to the Committee on Interior and Insular Affairs A BILL To authorize the construction, operation, and maintenance of certain works in the Colorado River Basin to control the salinity of water delivered to users in the United States and Mexico. Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That this Act may be cited as the "Colorado River Basin Salinity Control Act". TITLE I-PROGRAMS DOWNSTREAM FROM IMPERIAL DAM SEC. 101. (a) The Secretary of the Interior, hereinafter referred to as the "Secretary", is authorized and directed to proceed with a program of works of improvement for the enhancement and protection of the quality of water available in the Colorado River for use in the United States and the Republic of Mexico, in accordance with the provisions of this Act. (b)(l) The Secretary is authorized to construct, operate, and maintain a desalting complex, including (1) a desalting plant to reduce the salinity of drain water from the Wellton-Mohawk division of the Gila project, Arizona (hereinafter referred to as the division), including a pretreatment plant for settling and filtration of the drain water to be desalted; (2) the necessary appurtenant works including the intake pumping plant system, product waterline, power transmission facilities, and permanent operating facilities; (3) the necessary extension of the existing bypass drain to carry the reject stream from the desalting plant and other drainage waters to the Santa Clara Slough in Mexico, subject to arrangements made pursuant to section 101 (c); (4) replacement of the metal flume in the existing main outlet drain extension with a concrete siphon; (5) reduction of irrigation return flows through acquisition of lands to reduce the size of the division, and irrigation efficiency improvements to limit return flows; (6) regulation of Gila River floodwaters entering the division, including possible acquisition of private lands above Painted Rock Dam in Arizona; and (7) all associated facilities including roads, railroad spur, and transmission lines. (2) The desalting plant shall be designed to reduce the salinity of approximately one hundred and twenty-nine million gallons a day of drain water by a membrane process using advanced technology commercially available. The plant shall effect recovery initially of not less than 70 per centum of the drain water as product |