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<br />OPERATIONS <br /> <br /> <br />Reservoirs <br /> <br /> <br />During waler year 1976. the Upper Col- <br />orado River Basin yielded 8.480,000 acre-Ieel, or <br />73 percenl of the long-lime average The disposi. <br />tlon 01 this runol! was as follows <br /> <br />A.cre.Feet <br /> <br />Net ReservOir SloraQe Dllerea,s <br />Evspor81lonLo'5 <br />Bank Storage Increase <br />Release 10 lower BaSin <br /> <br />(930.0001 <br />660,000 <br />250.000 <br />8,500,000 <br /> <br />Tolal <br /> <br />8.480,000 <br /> <br />Waler storage al Glen Canyon decreased <br />by S6D.OOO acre-feet from October 1975 to Sep- <br />tember 1976. Flaming Gorge decreased 170,000 <br />acre-Ieet, and NavajO and Blue Mesa decreased <br />110.000 and 90,000 acre-leet. respectively. In the <br />spring. Fontenelle and Morrow Point were again <br />filled to capacity <br />The spillway al Flaming Gorge Dam was <br />tested during July The spillway discharge was <br />gradually increased as the powerplant discharge <br />was decreased Maximum discharge 'rom the <br />spillway reached 5.000 IP/s. at which time the <br />powerplant discharge was lero. TOlal water <br />released was about 10.000 acre-feel. <br /> <br />Rivers <br /> <br />~ <br /> <br /> <br />--j <br /> <br />Releases from Glen Canyon Dam were <br />sCheduled 10 Integrate available imports 01 <br />hydroelectric power from the PacIfiC Northwest <br />and Ihe Missouri River BaSin area The paltern of <br />Inllow to Lake Mead and scheduled Lake Mead <br />water demands caused the lake level to remain <br />relatively constant during the bass spawning <br />season. resulting in a lair bass spawn <br />To accommoda1e the construction al the <br />Crystal Dam site. releases tram Blue Mesa were <br />adjusted so Ihat a flow of less than 4.000 tP/s <br />could be maintained during spring runoff on Ule <br />GunnIson River Flows belOW Fontenelle. Ftamlng <br />Gorge. Blue Mesa, and Morrow Poinl were regu- <br />lated to meet irrigation. fish and wildlife reQuire- <br />ments, and power demands <br /> <br /> <br />,~. <br /> <br /> <br />~ <br /> <br />.... <br />_. <br /> <br />~. <br /> <br />CUrrant Creel! Dam - Bonnevilfe Unit <br />