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<br /> <br />Operations <br /> <br /> <br />Majestic Morrow POint spilling at 468 feel high <br /> <br />Reservoirs <br /> <br />DUring the water year which ended September <br />30, 1983, the Upper Colorado River Basin <br />yielded 20,580,000 acre-feel, or 193 percent of <br />the long-time average. <br /> <br />The disposition of this runoff was as follows: <br /> <br />Acre-feet <br /> <br />Net reservoir storage increase <br />Evaporation loss <br />Bank storage increase <br />Release to lower basin <br /> <br />Total yield <br /> <br />1,878,000 <br />766,000 <br />496,000 <br />17,435,000 <br /> <br />20,575,000 <br /> <br />10 <br /> <br /> <br />Flaming Gorge spilled in 1983 <br /> <br />Water storage at Glen Canyon increased <br />1,812,000 acre-feet tram October 1982 to <br />September 1983. Flaming Gorge storage <br />Increased by 104,000 acre-feet and Navajo <br />and Blue Mesa storages increased 112,000 <br />and 1,000 acre-feet, respecfively Fontenelle <br />Reservoir in Wyoming decreased by 148,000, <br />Morrow PoinL Crystal, and Taylor Park Reser- <br />voirs together had a decrease of 3,000 acre- <br />feet. <br /> <br /> <br />Water discharging from Blue Mesa Dam. <br /> <br />Rivers <br /> <br />Due to high reservoir content and record high <br />runoff, releases from the reservoirs were much <br />higher than the minimum required for fish, <br />recreation, or any other demands. The releases <br />fram Flaming Gorge were rarely below 2,500 <br />cubic feet per second and were as high as <br />12,000 cubic feet per second for 2 days, The <br />minimum release from Crystal Reservoir was <br />1,260 cubic teet per second, The maximum <br />release was 10,000 cubic teet per second, The <br />maximum release from Navajo Reservoir to <br />San Juan River was 2,810 cubic teet per <br />second. The maximum outflow from Lake <br />Powell was 93,000 cubic feet per second on <br />June 29, 1983, <br />