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<br />J <br />\ <br /> <br />-.J <br />f!z", UPPF-R COLORADO <br />U~) RIVER COMMISSION <br /> <br />~t.~ 355 South 400 East. Salt Lake City. Utah 84111 . 801-531-1150 . FAX 801-531-9705 <br /> <br />-) <br /> <br />RECEIVED <br />MAR 3 1 1997 <br /> <br />C Colorado Water <br />onservation Board <br /> <br />TO: <br /> <br />Upper Colorado River Commissioners and Advisers <br /> <br />FROM: <br /> <br />Anne Englert, Staff Engineer <br /> <br />DATE: <br /> <br />March 27,1997 <br /> <br />SUBJECT: <br /> <br />CONTENT OF SELECTED COLORADO RIVER BASIN RESERVOIRS, FORECAST, <br />STREAMFLOW AND POWER GENERATION <br /> <br />Conditions for selected Colorado River System reservoirs on February 28, 1997, are shown in Table 1, Data <br />was taken from the monthly reservoir summary provided by the Bureau of Reclamation Upper Colorado <br />, Regional Office Water Resources Group, Reservoir storage capacity conditions for February 28,1997, are also <br />shown in Figure 1 on page 2, <br /> <br />Table 1, Conditions for Colorado River System reservoirs, February 28, 1997 <br /> W,S, RESERVOIR CHANGE IN LIVE STORAGE PERCENT OF <br />STORAGE ELEV, LIVE CONTENT CONTENT CAPACITY LIVE STORAGE <br />RESERVOIR (feet) (1000 a.f,) (1000 a,f,) (1000 a.f,) CAPACITY <br />Fontenelle , 6,470,12 119.6 (38.6) 345 34,7% <br />Flaming Gorge 6,024,74 3,150,6 (65,0) 3,749 84,0% <br />Blue Mesa 7.474,37 465.8 (74,0) 829 56,2% <br />Navajo 6,047,80 1,199,9 8,6 1,696 70,8% <br />Lake Powell 3,666,22 19,321,0 (670,0) 24,322 79.4% <br />UPPER BASIN TOTAL 24,256,9 (839,0) 30,941 78,4% <br />Lake Mead 1,196,51 22,417,0 125,5 26,159 85,7% <br /> <br />Projections and infiow information for reservoirs in the upper Colorado River basin are shown in Table 2, Data <br />in the fellowing table was provided by the National Weather Service Forecast,Center. Comparisons of the <br />forecast to the average for 1961-1990 for reservoirs are shown in Figure 2 on page 3, <br /> <br />Table 2, <br /> <br />March 7, 1997, Colorado River Basin Forecast for April through July <br /> <br />STORAGE <br />RESERVOIR <br /> <br />PROJECTED INFLOW <br />(acre-feet) <br /> <br />PERCENT <br />1961-1990 AVERAGE <br /> <br />Fontenelle <br />, Flaming Gorge <br />Blue Mesa <br /> <br />Navajo <br />Lake Powell <br /> <br />1,250,000 <br />1,800,000 <br />1,050,000 <br />1 ,250,000 <br />12,500,000 <br /> <br />147% <br />151% <br /> <br />150% <br />162% <br /> <br />162% <br /> <br />1 <br />