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<br />N <br />~ <br />..,J <br />00 <br /> <br />report to the Environmental protection Agency and to state <br />water resource and pollution control agencies summarizing the <br />results achieved by the salinity control program and the <br /> <br />> - <br /> <br />. " <br /> <br />effect of other actions in the Basin having an influence on <br /> <br />salinity. This repo~t covers the period October 1, 1984 - <br /> <br />September 30, 1985. <br /> <br />Water Supply <br />The natural flow at Lee Ferry, as determined by the U.S. <br /> <br />Bureau of Reclamation (Reclamation) for the water years 1973 <br /> <br />through 1985 is shown on Table l.ll <br /> <br />T,ABLE 1 <br />Natural Flow at Lee Ferry <br />(1,000 Acre-feet) <br /> <br />Water Year <br /> <br />Flow <br /> <br />1973 <br />1974 <br />1975 <br />1976 <br />1977 <br />1978 <br />1979 <br />1980 <br />1981 <br />1982 <br />1983 <br />1984 <br />1985 <br /> <br />19,435 <br />13 , 307 <br />16,150 <br />10,723 <br />5,023 <br />14,660 <br />17,337 <br />16,935 <br />7,433* <br />16,126* <br />23,140* <br />24,500* <br />20,300* <br /> <br />*provisional <br /> <br />. <br /> <br />y <br /> <br />The flows for the period 1973-83 have been revised based <br />on recalculated values presented in "Quality of Water- <br />Colorado River Basin" Progress Report No. 12, January <br />1985. <br /> <br />-2- <br />