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<br />STATES DEPARTMEN& THE INTERIOR
<br />GEOLOGICAL SURVEY
<br />WATER RESOURCES DIVISION
<br />Utah District
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<br />UN lTED
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<br />STREAMFLOW AND RESERVOIR CONTENTS IN UPPER COLORADO RIVER BASIN
<br />(Provisional records for March 1968)
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<br /> Month1v dischar"e Maximum dail v Minimum dai1v
<br /> Percent of
<br />Stream 2.1 Median (ds) Mean (cfs) 30-year
<br /> 1931-60 this month median Cfs-davs Acre-feet Cfs Date Cfs Date
<br />Colorado River
<br />near Cisco, Utah 3,059 2,747 89,8 85,160 168,900 3,310 2 2,400 14
<br />Adjusted 'E,I 2,633 86.1 81,635 161,920 - - - -
<br />Green River at
<br />Green River, Utah 3,840 3,920 102 121,530 241,100 5,190 5 2,600 29-31
<br />Adjusted ~I 3,687 96.0 114,295 226,700 - - - -
<br />San Juan River
<br />near Bluff, Utah 1,222 802 65.6 24,873 49,330 1,090 9 657 18
<br />Adjusted ill 973 79.6 30,164 59,830 - - - -
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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 940,800 347,520 -6,980
<br />Flaming Gorge 3,789,000 2,061,000 -14,400
<br />Navajo 1,709,000 598,400 +10,500
<br />Lake Powe 11 27 000,000 7,850,000 -350,000
<br />Totals 33,438,800 10,856,920 -360,880
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<br />2.1 Median of mean discharges for March for 30-year
<br />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 Gorge
<br />Reservoir, Storage began November I, 1962.
<br />ill Adjusted for change in storage in Navajo Reservoir.
<br />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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