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<br />UNITED STATES DEPARTMENT OF THE INTERIOR
<br />GEOLOGICAL SURVEY
<br />WATER RESOURCES DIVISION
<br />UTAH DISTRICT
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<br />STREAMFLOW AND RESERVOIR CONTENTS IN UPPER COLORADO RIVER BASIN
<br />(Provisional records for October 1968)
<br />
<br />:--~
<br />
<br /> Month1v discharl!e Maximum dailv Minimum dailv
<br /> Percent of
<br />Stream ~.I Median (Cfs) Mean (Cfs) 30-year
<br /> 1931-60 this month median Cfs-daus Acre-feet Cfs Date Cfs Date
<br />Colorado River
<br />near Cisco, Utah 2,940 3,428 117 106,270 210,780 3,940 12 2,960 26
<br />Adjusted b/ 3, III 106 96,444 191,290 - - - -
<br />Green River at
<br />Green River, Utah 2,034 3,758 185 116,500 231,070 4,150 1,20 3,130 11
<br />Adiusted c/ 3 436 169 106 518 211 280 - - - -
<br />San Juan River
<br />near Bluff, Utah 978 911 93.1 28,228 55,990 1,980 6 638 26
<br />Adjusted d/ 745 76.2 23,086 45,790 - - - -
<br />
<br />~/ Median of mean discharges for June for 3D-year period 1931-60.
<br />~/ Adjusted for change in storage in Blue Mesa Reservoir. Storage began October 27, 1965.
<br />c/ Adjusted for change in storage in Flaming Gorge Reservoir. Storage began November 1, 1962.
<br />~/ Adjusted for change in storage in Navajo Reservoir. Storage began June 27, 1962.
<br />
<br />I Drainage area Total End-of-month Change during
<br />I Reservoir above dam capacity contents month
<br /> sn. mi. (acre-feet) (acre-feet) (acre-feet)
<br /> Blue Mesa Reservoir nr
<br /> Sapinero Colorado 3 426 940 800 749 380 -19 490
<br /> Flaming Gorge Reservoir at
<br /> Flaming Gorge Dam, Utah 15,100 a/ 3,789,000 2,139,000 -19,800
<br /> Navajo Reservoir nr
<br /> Archuleta, New Mexico 3,230 ~/ 1,709,000 1,012,900 -10,200
<br /> Lake Powell Reservoir at
<br /> Glen Canyon Dam, Arizona 107,700 a/ 27,000,000 9,372,000 -140,000
<br /> Totals 33 438 800 13 273 280 -189 490
<br />
<br />~/ Approximate
<br />
<br />Ted Arnow
<br />District Chief (WRD)
<br />Salt Lake City, Utah
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