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<br />UPPER BASIN RESERVOIRS <br /> <br />FONTENELLE RESERVOIR <br />(GREEN RIVER) <br /> <br /> <br />Water Year 1990 <br /> <br />Water )"ar 1990 was the first full year of normal operations <br />for Fontenelle Reser",ir in o",r 5 )"ars due to dam safety <br />concerns. The concrete cutoffwaU that was completed in 1988 <br />is performing satisfactorily, having reduced seepage past the <br />dam considerably. <br /> <br />Drier than normal conditions prevailed in the Upper Green <br />Ri"'r Basin during water )"ar 1990. The April through July <br />runoff into Fontenelle Resermir was S25,()(X) acre-feet which. <br />was 62 percent of average. Inflow for the entire 1990 water <br /> <br />ACTUAL RELEASES 1990 <br /> <br />THOUSAND ACRE-FEET <br />400 <br /> <br />300 <br /> <br />200 <br /> <br />100 <br /> <br />,/' <br /> <br />./ <br /> <br />........... <br /> <br />o <br />Q]'fDJFMAMJJAS <br /> <br />year was 794,000 acre-feet, 67 percent of a"'rage. The total <br />release from Fontenelle Dam for water year 1990 was 782,000 <br />acre-feet. <br /> <br />Fontenelle was the only Colorado River Storage Project <br />(CRSP) reser",ir that filled during water )"ar 1990. Peak <br />inflow into Fontenelle Reservoir Vv'aS 5,080 cubic feet per <br />second on June 26, 1990. The reser",ir filled in early July of <br />1990. Fifteen thousand acre-feet ofwatct bypassed the power <br />plant during July and August of 1990. <br /> <br />FONTENEllE RESERVOIR <br /> <br />Reservoir <br /> <br />Acre-feet <br /> <br />Elevation, feet <br /> <br />Maximum Storage <br />Rated Head <br />Miniroum Power <br />Surface Area, full <br />Reservoir Length, full <br /> <br />344,834 <br />233,789 <br />194,962 <br /> <br />6506 <br />649\ <br />6485 <br />8,058 Acres <br />18 Miles <br /> <br />Powerplant <br /> <br />Number of Units <br />Total Capacity <br /> <br />I <br />10,000 KW <br /> <br />5 <br />