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<br />,) <br /> <br />STREAMFLOW <br />Streamflow for the Colorado River, Green River and San Juan River stations for June 1999 are <br />shown in Table 2. Data presented in the following table was obtained from the monthly report of <br />streamflow and reservoir contents in the Upper Colorado River Basin, as provided by the U.S. <br />Geological Survey Water Resources Division, Utah District. A comparison of monthly <br />streamflow to average monthly streamflow during an 84 year period from 1914 to 1997 is <br />presented for each in figure 2 on page 4. <br /> <br />JUNE <br />DISCHARGE <br />(1000 a.f) <br /> <br />Streamflow for the Colorado River, Green River and San Juan River, June 1999 <br />CUMULATIVE % OF 84 YEAR <br />%OF83 YEAR MONTHLY (1914-1997),' <br />(1914-1996) (JUN 99) CUMULATIVE <br />JUNE DISCHARGE DISCHARGE <br />DISCHARGE (1000 AT) (JUN 99) <br /> <br />Table 2. <br /> <br />Colorado River <br /> <br />near Cisco, Ut <br /> <br />Adjusted (a) <br /> <br />Green River <br /> <br />at Green River. Vt <br /> <br />AdiUS\ed (b) <br /> <br />San Juan River <br /> <br />near Bluff, Vt <br /> <br />Adjusted (c) <br /> <br />Total <br /> <br />Adjusted Total <br /> <br />Colorado River <br /> <br />at Lees Ferry (d) 991.0 <br /> <br />(a) Adjusted for change in storage in Blue: Mesa Reservo;r. Storage began in Blue Mesa Reservoir on October 27, 1965. <br />(b) Adjusted for change in storage in Flaming Gorse alld Fontenelle Reservoirs. Storage began in Flaming Gorge Reservoir <br />on November 1, 1962. and in Fontenelle Reservoir in October of 1964. <br />(c) Adjusted for change in Navajo Reservoir. Storage began on June 21. \962. Not adjusted for San Juan-Chama <br />diversions. <br />Cd) Including the Paria River discharge. <br /> <br />1021.5 <br />1220.9 <br /> <br />116% <br /> <br />3410.7 <br />3579.5 <br /> <br />80% <br /> <br />1394.2 <br />\652 <br /> <br />\47% <br /> <br />4461.1 <br />4264.2 <br /> <br />118% <br /> <br />328.3 <br />397.5 <br />3270.4 <br /> <br />Il7% <br /> <br />1030.5 <br />1267.5 <br /> <br />92% <br /> <br />FORECAST <br />According to the July 15th mid-month forecast, the June inflows ranged from 108%-163% of <br />average. The April through July forcast ranges from 93%-143%, with Lake Powell increasing to <br />98% of average. <br /> <br />Table 3. Flow comparisons of the U pper Colorado Basin Reservoirs <br /> Outlook <br /> June flow Percent of Apr-Jul 1999 Percent of <br /> (1000 a.f.) Average (1000 a.f.) Average <br />Fontenelle 572 16300% 1210 143.00% <br />Flaming Gorge 761 162.00% 1700 142.00% <br />Blue Mesa 302 108.000/. 656 94.00% <br />Navajo 267 108.00% 720 93.00% <br />Lake Powell 3416 115.00% 7550 98.00% <br />