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<br />~Ol~14 <br /> <br />, t',. . ~' . '. ';' <br /> <br />.. . <br /> <br /> <br />."';,',: <br /> <br />i, .. <br /> <br /> <br />.." <br /> <br />;-.:, <br /> <br />'.>:.;~:. .::" . <br /> <br />'" . <br /> <br />':',,':t' <br /> <br />.. ".-, <br /> <br />.' : <br /> <br /> <br />", . <br /> <br />./ <br /> <br /> <br />" .::-;'> <br /> <br />. .,. <br />. '. ...... <br /> <br /> <br />_.'J' '".\ , . <br /> <br />"," <br /> <br />30 <br /> <br />THE LOWER COLORADO RIVER BASIN PROJECT <br /> <br />subsection (a) and, within five years from the effective date of <br />this Act, the Secretary shall recommend to the President and <br />the Congress projects and programs for authorization pursuant <br />to paragraphs (2), (3), and (4) of subsection (a) and shall submit <br />feasibility reports on such projects and programs. Said recom- <br />mendation and feasibility reports shall include projects designed <br />to provide water of an adequate quality for the Lower Colorado <br />River Basin to assist in meeting that basin's long-range needs <br />and, in any event, sufficient to meet deficiencies between the <br />quantities required to supply water for the annual consumptive <br />use of two million eight hundred thousand acre-feet in Arizona, <br />four million four hnndred thousand acrecfeet in California, and <br />three hundred thousand acre-feet in Nevada and the quantities <br />available in the main stream of the Colorado River for such <br />uses as determined by the Secretary, <br />SEC. 104. In order to initiate the Lower Colorado River Basin <br />project, herein referred to as the "project", and to further the com- <br />prehensive development ot.the water resources of the Lower Colorado <br />River Basin the Secretary shall- <br />(a) construct, operate, and maintain the main stream reservoir <br />unit consisting of the Bridge Canyon and Marble Canyon <br />projects, including dams, reservoirs, powerplants, transmission <br />facilities, and appurtenant works, and the Coconino and Paria <br />River silt-detention reservoirs: Prom:ded, That Bridge Canyon <br />Dam shall be constructed so as to impound water a.t a normal <br />surface elevation of one thousand eight hundred and sixty-six <br />feet above mean sea level and that Marble Canyon Dam shall <br />be constructed so as to impound water at a normal surface <br />elevation of three thousand one hundred and forty feet above <br />mean sea level. The Congress hereby declares that the construc- <br />tion of the Bridge Canyon Dam herein authorized is consistent <br />with the Act of February 26,1919 (40 Stat. 1175); <br />(b) construct, operate, and maintain the central Arizona unit <br />consisting of the following principal works: (1) a system of main <br />conduits and canals, including a main canal and pumping plants <br />(Granite Reef aqueduct and pumping plants) for diverting and <br />carrying Colorado River water from Lake Havasu to Orme Dam <br />(McDowell Dam) on the Salt River above Granite Reef diversion <br />dam; (2) Orme Dam (McDowell Dam) Reservoir, and power <br />pumping plant; (3) Buttes Dam and Reservoir; (4) Hooker Dam <br />and Reservoir; (5) Charleston Dam and Reservoir; (6) Tucson <br />aqueducts and pumping plants; (7) Salt-Gila aqueduct; (8) canals, <br />powerplants, and electrical transmission faCilities; (9) related <br />water distribution and drainage works; and (10) appurtenant <br />works: Provided, That for a period of twenty-five years from <br />the effective date of this Act, or until such time as there shall <br />have been constructed such. project or projects for supplying <br />water in quantities at least sufficient. to avoid the deficiencies of <br />main stream Colorado River water hereafter described, which- <br />ever first occurs, in any year in which, as determined by the <br />Secretary, there will be insufficient main stream Colorado River <br />water to satisfy the consumptive uses of two million eight hun- <br />dred thousand, four million four hundred thousand, and three <br />hundred thousand acre-feet in Arizona, California, and Nevada, <br />