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<br />UNITED STATES DEPARTMENT OF THE INTERIOR
<br />GEOLOGICAL SURVEY
<br />WATER RESOURCES DIVISION
<br />Utah District
<br />
<br />STREAMFLOW AND RESERVOIR CONTENTS IN UPPER COLORADO RIVER BASIN
<br />(Provisional records for Sept. 1967)
<br />
<br /> Month1v dischar2e Maximum dai1v Minimum dailv
<br /> Percent of
<br />Stream ~I Median (ds) Mean (c fs) 30-year
<br /> 1931-60 this month median Cfs-davs Acre-feet Cfs Date Cf~ Date
<br />Colorado River
<br />near Cisco, Utah 2,508 3,000 120 89,930 178,400 3,780 15 1,960 7
<br />Adjusted 'E,I 2,508 2,664 106 79,910 158,500 - - - -
<br />Green River at
<br />Green River, Ut. 1,816 3,829 211 114,870 227,800 4,240 2 2,970 8
<br />Adjusted ~I 1,816 1,790 98.6 53,694 106,500 - - - -
<br />San Juan River
<br />near Bluff, Ut. 990 1,532 155 45,975 91,170 3,890 8 462 23
<br />Adjusted dl 990 1,341 135 40,217 79,770 - - - -
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<br /> Total End-of-month Change during
<br />Reservoir capacity - contents month
<br /> (acre-feet) (acre-feet) (acre-feet)
<br />Blue Mesa 940,800 542,000 -19,900
<br />F laming Gorge 3,789,000 2,753,100 -121,300
<br />Navajo 1,709,000 626,200 -11,400
<br />Lake Powe 11 27,000,000 8,348,000 -140,200
<br />Totals 33,438,800 12,269,300 -292,800
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<br />2.1 Median of mean discharges for September for
<br />30-year period 1931-60.
<br />'E,I Adjusted for change in storage in Blue Mesa
<br />Reservoir. Storage began November 27, 1965.
<br />~I Adjusted for change in storage in Flaming
<br />Gorge Reservoir. Storage began November 1,
<br />1962.
<br />ill Adjusted for change in storage in Navajo
<br />Reservoir. Storage began June 28, 1962.
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<br />Ted Arnow
<br />District Chief (WRD)
<br />Salt Lake City, Utah
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