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<br /> <br />~ <br /> <br />. <br /> <br />. <br /> <br />,,-' <br />t <br /> <br /> <br />UPPER COLORADO RIVER COMM <br /> <br />35Y So~th FOltrth East Strut <br />Salt La~~ City, Utah 841 J 1 <br /> <br />April 17, 1984 <br /> <br />MEMORANDUM <br /> <br />TO: Upper Colorado River Commissioners and Advisers <br />FROM: Clint Stevens, Cllief Engineer 6~/ <br /> <br />~ .. t I'" ..... ~ <br />1...".;("..... /.....\ 'l' r:~/ ,.;..) <f t l~ <br />......(".'['11..... ~ ~j)... ~~ <br />I,. . ~;' <br /> <br />SUBJECT: Content of Colorado River Storage Project Reservoirs, Runoff Forecast, <br />Streamflow, and Power Generation. <br /> <br />On March 31, 1984, conditions at the operating Storage Units were as <br />follows: <br /> <br />Storage <br />Reservoirs <br /> <br />Fontenelle <br /> <br />Fl ami ng Gorge <br /> <br />Navajo <br /> <br />Blue Mesa <br /> <br />Lake Powell <br /> <br />Reservoir <br />Live Content <br />in 1000 a.f. <br /> <br />167.0 <br /> <br />3,054.4 <br /> <br />1,333.4 <br /> <br />245.1 <br /> <br />21,056.0 <br /> <br />25,855.9 <br /> <br />w. s. e 1 ev. <br />in feet <br /> <br />6,480.16 <br /> <br />6,022.18 <br /> <br />6,059.17 <br /> <br />7,437.12 <br /> <br />3,674.10 <br /> <br />TOTAL . . . . <br /> <br />Change <br />in Content <br />in 1000 a. f. <br /> <br />+ 5.1 <br /> <br />- 96.5 <br /> <br />- 18.9 <br /> <br />- 129.5 <br /> <br />- 422.0 <br /> <br />- 661.8 <br /> <br />Storage in Lake Mead decreased 242,000 acre-feet during the month. On <br />March 31, 1984, the reservoir contained 23,803,000 acre-feet at water surface <br />elevation 1,206.05 feet (83.05 feet above rated head elevation 1,123 feet.) <br /> <br />Storage in Fontenelle, Flaming Gorge, Navajo, Blue Mesa, and Lake Powell <br />Reservoirs decreased during the month a total of 661,800 acre-feet. <br /> <br />Apri 1 1, 1984 Runoff <br /> <br />Forecast <br /> <br />Colorado River Runoff Forecast <br />April-July <br />Projected Inflow <br />(acre-feet) <br />830,000 <br />1,380,000 <br />1,130,000 <br />800,000 <br />11,500,000 <br /> <br />Reservoir <br />Fontenell e <br />Fl ami ng Gorge <br />8lue Mesa <br />NavajO <br />Lake Powell <br /> <br />Percent <br />1961-1980 Average <br />96 <br />111 <br />165 <br />110 <br />154 <br />