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<br />. <br /> <br />STREAMFLOW <br />Stream flow for the Colorado River, Green River and San Juan River stations for July 2001 are shown in <br />Table 2. Data presented in the following table was obtained from the monthly report of stream flow and <br />reservoir contents in the Upper Colorado River Basin, as provided by the US Geological Survey Water <br />Resources Division, Utah District. A comparison of monthly stream flow to average montWy stream flow <br />during an 86 year period from 1914 to 1999 is presented for each in figure 2 on page 4. <br /> <br />Table 2. <br /> <br />Stream flow for the Colorado River. Green River and San Juan River. Julv 200 I <br /> <br /> CUMULATIVE % OF 86 YEAR <br /> % OF 86 YEAR MONTHLY (1914-1999) <br /> JULY (1914-1999) (OCTOO-JULOI) CUMULATIVE <br /> DISCHARGE JULY DISCHARGE DISCHARGE <br /> (1000 a.f.) DISCHARGE (1000 A.F.) (OCTOO-JULOI) <br />Colorado River <br />near Cisco, Ut 209 2516.6 <br />Adjusted (a) 197 41% 2617.8 53% <br />Green River <br />at Green River, Ut 106 2296.8 <br />Adjusted (b) 100 20% 2264.2 55% <br />San Juan River <br />near Bluff, Ut 52 1027.7 <br />Adjusted (c) 62 39% 1239.7 80% <br />Total 367 <br />Adjusted Total 359 32% <br />Colorado River <br />at Lees Ferry (d) 588 <br /> <br />(a) Adjusted for change in storage in Blue Mesa Reservoir. Storage began in Blue Mesa Reservoir on October 27, 1965. <br />(b) Adjusted for change in storage in Flaming Gorge and Fontenelle Reservoirs. Storage began in Flaming Gorge <br />Reservoir on November 1, 1962 and in Fontenelle Reservoir in October of 1964. <br />(c) Adjusted for change in storage in Navajo Reservoir. Storage began on June 27, 1962. Not adjusted for San Juan- <br />Chama diversions. <br />(d) Including the Paria River discharge. <br /> <br />FORECAST <br />According to the August mid-month forecast the July inflow to Upper Basin Reservoirs ranged from 22% <br />to 51 % of average. The August through October 2001 inflow forecast for Lake Powell is 58% of average <br />at 950 TAF. <br /> <br />Table 3. <br /> <br />August 15th Forecast and inflow comparisons of the Upper Colorado River Basin Reservoirs <br /> <br />Lake Powell <br />Flaming Gorge <br />Blue Mesa <br />Fontenelle <br />Navajo <br /> <br />JULY INFLOW <br />(1000 a.f) <br />432 <br />59 <br />66 <br />50 <br />31 <br /> <br />PERCENT AUG-OCT 2001 <br />OF AVERAGE (1000 a.f.) <br />28% 950 <br />22% 100 <br />51% 125 <br />23% 90 <br />37% 130 <br /> <br />PERCENT <br />OF AVERAGE <br />58% <br />42% <br />89% <br />63% <br />108% <br /> <br />2 <br />