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<br />.
<br />
<br />UNITED
<br />
<br />STATES DEPARnue OF THE
<br />GEOLOGICAL SURVEY
<br />Water Resources Division
<br />Utah District
<br />
<br />INTERIOR
<br />
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<br />:.NOV 0 81972
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<br />
<br />STREAMFLOW AND RESERVOIR CONTENTS IN UPPER COLORADO RIVER BASIN
<br />
<br />October 1972
<br />
<br />lllIllO. WATER
<br />~NlllRVATION BOARD
<br />
<br /> Monthly discharge Maximum daily Minimum daily
<br /> Percent of
<br />Stream .!!./Median (Cfs) Mean (Cfs) 3D-year
<br /> 1931-60 this month median Cfs-davs Acre-feet Cfs Date Cfs Date
<br />Colorado River
<br />near Cisco, Utah 2,940 4,120 140 127,730 253,400 7,420 16 2,940 4
<br />Adjuste~1 4,474 152 138,694 275,100 - - - -
<br />Green River at
<br />Green River, Ut 2,034 4,831 238 149,770 297,100 7,820 20,21 2,340 13
<br />Adjusted.!:/ 3,075 151 95,337 189,100 - - - -
<br />San Juan River
<br />near Bluff, Ut 978 5,660 579 175,452 348,000 27,100 19 428 3
<br />Adjusted!!1 7,201 736 223,242 442,800 - - - -
<br />
<br />al Median of mean discharges for the month for 3D-year period 1931-60.
<br />bl Adjusted for change in storage in Blue Mesa Reservoir. Storage began October 27, 1965.
<br />~I Adjusted for change in storage in Flaming Gorge Reservoir. Storage began November 1, 1962.
<br />dl Adjusted for change in storage in Navajo Reservoir. Storage.began June 27, 1962.
<br />
<br /> Drainage area Usable End-of-month Change during
<br />Reservoir above dam capacity usable contents month
<br /> so. mi. (acre-feet) (acre-feet) (acre-feet)
<br />Blue Mesa Reservoir near
<br />Sapinero, Colorado 3,426 829,500 532,700 +21,700
<br />Flaming Gorge Reservoir at .!!.I 3,749,000 3,357,000 -108,000
<br />Flaming Gorge Dam, Utah 15,100
<br />Navajo Reservoir near .!!.I 992,900 + 94,800
<br />Archuleta. New Mexico 3,230 1,696,000
<br />Lake Powell Reservoir at +580,000
<br />Glen Canyon Dam, Ari30na a/l07,700 25,002,000 13,068,000
<br />Totals 31,276,500 17,950,600 +588,500 i
<br />
<br />.!!.I Approximate
<br />
<br />Leon J. Jensen, Engineer
<br />Salt Lake City, Utah
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