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<br /> Table 4
<br />HISTORIC FLOW AT LEE PERRY
<br /> 1953-1991
<br />1 2
<br />Water Year Historic
<br />Ending Flow
<br />Sept. 30
<br />1953 8,805
<br />1954 6,116
<br />1955 7,307
<br />1956 8,750
<br />1957 17,340
<br />1958 14,260
<br />1959 6,756
<br />1960 9,192
<br />1961 6,674
<br />1962 14,790
<br />1963 2,520
<br />1964 2,427
<br />1965 10,835
<br />1966 7,870
<br />1967 7,824
<br />1968 8,358
<br />1969 8,850
<br />1970 8,688
<br />1971 8,607
<br />1972 9,330
<br />1973 10,141
<br />1974 8,277
<br />1975 9,274
<br />1976 8,494
<br />1977 8,269
<br />1978 8,369
<br />1979 8,333
<br />1980 10,950
<br />1981 8,316
<br />1982 8,323
<br />1983 17,520
<br />1984 20,518
<br />1985 19,109
<br />1986 16,866
<br />1987 13,450
<br />1988 8,231
<br />1989 7,995
<br />1990 7,952
<br />1991 8,111
<br />
<br />Unit: 1,000 a.f.
<br />
<br />3
<br />
<br />Progressive
<br />10-Year
<br />Total
<br />
<br />Storage in Flaming Gorge and Navajo Reservoirs began in 1962.
<br />Storage in Glen Canyon Reservoir began in 1963.
<br />Storage in Fontene11e reservoir began in 1964.
<br />Based upon provisional streamflow records subject to revision.
<br />
<br />Note: The 1991 flow is 8,101,600 a.f. at Lees Ferry, Arizona
<br />and 9,670 a.f. at the Paria River.
<br />
<br />24
<br />
<br />99,990
<br />93,705
<br />90,016
<br />93,544
<br />92,664
<br />83,148
<br />77 ,246
<br />79,340
<br />78,836
<br />80,769
<br />75,309
<br />82,930
<br />88,780
<br />87,219
<br />87,843
<br />88,288
<br />88,299
<br />87,782
<br />90,044
<br />89,753
<br />88,746
<br />96,125
<br />108,366
<br />118,201
<br />126,573
<br />131.754
<br />131,616
<br />131,278
<br />128,280
<br />128,075
<br />
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