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PUBLIC LAW 88-411-AUG. 10, 1964

[78 STAT.

contract entered into after the date of enactment of this Act unless the recipient of such payment has agreed to the modification of any contract which was entered into prior to the date of enactment of this Act and to which such recipient was a party, and which, if modified under the authority of this section, would result in a payment to the United States. Approved August 10, 1964.

Public Law 88-411 August 10, 1964 [H. R. 7419]

Mexico-U.S. flood control.

59 Stat. 1241.

Appropriation.

AN ACT To authorize the conchision of agreements with Mexico for joint construction, operation, and maintenance of emergency flood control works on the lower Colorado River, in accordance with the provisions of article 13 of the 1944 Water Treaty with Mexico, and for other purposes.

Be it enacted by the Sertate and House of Representatives of the United States of America in Congress assembled, That the Secretary of State, acting through the United States Commissioner, International Boundary and Water Commission, United States and Mexico, is authorized to conclude, with the appropriate official or officials of the Government of Mexico, agreements for emergency flood control measures of international character in the reaches oi the lower Colorado River between Imperial Dam and the Gulf of California, in both the United States and Mexico, such agreements to provide: (a) for the joint clearing and maintaining free of trees and brush the bed and banks of the channel; for removing sediment deposits from the river channel; and (b) for corrective actions to guard against sedimentation and consequent aggradation of the river channel incident to (lesilting operations at diversion dams in the two countries: Provided, That, prior approval of the Secretary of the Interior is required of any proposed agreement with Mexico under clause (b) of this section which would involve construction and/or operation of works on the Colorado River in the United States under the jurisdiction of the Secretary. The measures contemplated herein are for the purpose of controlling floods on the lower Colorado River in accordance with article 13 of the 1944 Water Treaty with Mexico, and accomplishment thereof by the International Boundary and Water Commission, United States Section, would be in accord with the Memorandum of Understanding "as to Functions and Jurisdiction of Agencies of the United States in Relation to the Colorado and Tijuana Rivers and the Rio Grande Below Fort Quitman, Texas, Under Water Treaty Signed at Washington, February 3, 1944,'' between the Department of State and the United States Section, International Boundary and Water Commission, and the Department of the Interior dated February 14, 1945. SEC. 2. The United States Commissioner, International Boundary and Water Commission, United States and Mexico, is authorized to carry out those measures agreed upon for execution by the United States in the agreements concluded pursuant to section 1 of this Act. SEC. 3. There is authorized to be appropriated to the Department of State for use of the United States Section, International Boundary and Water Commission, United States and Mexico, not in excess of $300,000 for the initial cost of the work authorized in this Act, and not to exceed $20,000 annually thereafter for necessary maintenance. Approved August 10, 1964.

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