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<br /><:) <br />oJ:>o <br />..:J <br />-J <br /> <br />-53- <br /> <br />into the Mexican use sector or the value of good <br />international relationships. Oyarzabal-Tamargo and Young <br />(1976) presented preliminary damage estimates at $5 mi.llion <br />per year in 1975. <br />Public Law 93-320 <br />Water resource development as well as all of the <br />associated water demands of energy development can poten- <br />tially increase the salinity in the Colorado River. The <br />purpose of Public Law 93-320 (Colorado River Basin Salinity <br />Control Act, June 24, 1974) is to mitigate salinity increases <br />caused by the individual Colorado River Basin states in <br />developing their respective allowances of water from the <br />Colorado River. Title II of PL 93-320 (Section 207) specifi- <br />cally states that "nothing in this title shall be construed <br />to alter, amend, repeal, modify, interpret, or be in con- <br />flict with the provisions of the Colorado River Compact (45 <br />stat., 1957), the Upper Colorado River Basin Compact (63 <br />stat., 31) . . .," or any other compact or agreement and/or <br />any project which allocates the Colorado River as to quantity. <br />PL 93-320, Title II directs the Secretary of the <br />Interior to investigate, plan and implement a salinity <br />control program in the Upper Colorado River Basin. Cooper- <br />ation and coordination by the Secretary of Agriculture and <br />the U.S. Environmental Protection Agency were also required. <br />The legislation authorized four projects for construction: <br />(1) Grand Valley, Colorado 1 (2) Paradox Valley, Colorado: <br />(3) crystal Geyser, Utah1 and (4) Las Vegas Wash, Nevada. <br /> <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />II <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />