58 STAT.] 78TH CONG. , 2 D SESS.-CH. 665-DEC. 22, 1944 directed to regulate the release of water from the Tennessee River into the Ohio River in accordance with such instructions as may be issued by the War Department. SEC. 8. Hereafter, whenever the Secretary of War determines, upon recommendation by the Secretary of the Interior that any dam and reservoir project operated under the direction of the Sec- retary of War may be utilized for irrigation purposes, the Secretary of the Interior is authorized to construct, operate, and maintain, under the provisions of the Federal reclamation laws (Act of June 17, 1902, 32 Stat. 388, and Acts amendatory thereof or supplementary thereto), such additional works in connection therewith as he may deem necessary for irrigation purposes. Such irrigation works may be undertaken only after a report and findings thereon have been made by the Secretary of the Interior as provided in said Federal reclamation laws and after subsequent specific authorization of the Congress by an authorization Act; and, within the limits of the water users 5 repayment ability such report may be predicated on the allocation to irrigation of an appropriate portion of the cost of structures and facilities used for irrigation and other purposes. Dams and reservoirs operated under the direction of the Secretary of War may be utilized hereafter for irrigation purposes only in conformity with the provisions of this section, but the foregoing requirement shall not prejudice lawful uses now exisiting: Provided, That this section shall not apply to any dam or reservoir heretofore constructed in whole or in part by the Army engineers, which pro- vides conservation storage of water for irrigation purposes. SEC. 9. (a) The general comprehensive plans set forth in House Document 475 and Senate Document 191, Seventy-eighth Congress, second session, as revised and coordinated by Senate Document 247, Seventy-eighth Congress, second session, are hereby approved and the initial stages recommended are hereby authorized and shall be prose- cuted by the War Department and the Department of the Interior as speedily as may be consistent with budgetary requirements. (b) The general comprehensive plan for flood control and other purposes in the Missouri River Basin approved by the Act of June 28, 1938, as modified by subsequent Acts, is hereby expanded to include the works referred to in paragraph (a) to be undertaken by the War Department; and said expanded plan shall be prosecuted under the direction of the Secretary of War and supervision of the Chief of Engineers. (c) Subject to the basin-wide findings and recommendations regarding the benefits, the allocations of costs and the repayments by water users, made in said House and Senate documents, the recla- mation and power developments to be undertaken by the Secretary of the Interior under said plans shall be governed by the Federal Recla- mation Laws (Act of June 17, 1902, 32 Stat. 388, and Acts amend- atory thereof or supplementary thereto), except that irrigation of Indian trust and tribal lands, and repayment therefor, shall be in accordance with the laws relating to Indian lands. (d) In addition to previous authorizations there is hereby author- ized to be appropriated the sum of $200,000,000 for the partial accom- plishment of the works to be undertaken under said expanded plans by the Corps of Engineers. (e) The sum of $200,000,000 is hereby authorized to be appropri- ated for the partial accomplishment of the works to be undertaken under said plans by the Secretary of the Interior. SEC. 10. That the following works of improvement for the benefit of navigation and the control of destructive flood waters and other purposes are hereby adopted and authorized in the interest of the national security and with a view toward providing an adequate Additional irriga- tion works. 43 U. S. c. 485a(a). Ante, p. 279. Prerequisites. Nonapplicability. Approval of desig- nated plans. Missouri River Ba. sin. 52 Stat. 1218. Reclamation and power developments. 43 U.s .. 148a(a). Ante, p. 279. Additional sums an- thorized. Projects oathboraed
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