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~===~==~~=======~========================================== ==========~=========== GUNNISON RIVER BASIN Streamflo~ Forecasts - June 1, 2001 ------------------------------------------------------------ ------------------------------------------------------------ Forecast point Forecast Period ================= ====================== Taylor Rlver bl~ Taylor Park Resv APR JUL Slate River nr Crested Butte APR-JUL East Rlver at Almont APR-JUL Gunnlson River nr Gunnlson APR-JUL Tomichi Creek at Sargents APR-JUL Coch~topa Creek blw Rock Creek APR-JUL Tom1ch1 Creek at Gunn1son APR-JUL Lake Fork at GatevIew APR-JUL Blue Mesa Reservoir Inflow APR-JUL Paonia Reserv01r Inflo~ MAR-JUN APR - JUL N.F. Gunnison RIver nr Somerset APR-JUL Surface Creek nr Cedaredge APR-JUL RIdgway Reservoir Inflow APR-JUL Uncompahgre River at Colona APR-JUL Gunnison Rlver nr Grand Junctlon APR-JUL ========~===========================~===================================================~========~===========================~===- 1206 1448 <<====== Dr1er ====== Future Conditions 9" (lOOOAF) 11.4 17 . GUNNISON RIVER BASIN Reservo1r Storage (l000 AF) - End of May Chance Of ExceedIng ~===================== 50" (Most Pl-obable) 30" 10\ (IOOOAF) (\ AVG.) I (lOOOAF) (1000AF) """,====,====1..", 65 66 I I I I 1 1 I I I I I 1 1 1 1 I I I 1 1 1 1 I I I 1 1 1 1 I I 7" (IOOOAF) 40 55 61 71 67 90 125 111 168 2<0 211 15.9 18.9 20 22 30 4l 5J 90 108 120 315 <16 <85 35 35 43 45 50 <8 108 150 132 6.3 7.8 9.0 64 73 so 72 B8 100 514 720 860 80 68 64 57 127 69 9B 69 50 46 52 56 B2 79 59 l<letter =====:>" 75 75 139 269 22 24 64 132 55< 57 58 169 10.4 B8 113 1000 30-'ir Avg. (IOOOAF) 90 99 81 69 160 18J 312 375 26 13 27 17. J B2 " 150 l2J 655 699 68 70 101 104 199 2B8 12.9 16.0 101 9B 133 126 Reservoir =====1=================== ===~=========1E=~==================================~= GUNlIISON RIVER BASIN l<latershed Snowpack Analysis June 1. 2001 This Year as " of Usable I Capaci t y I 1 BLUE MESA 830.0 CRAl<lFORD 14.3 FRUITGROWERS FRUITLAND MORROW POWT 121.0 PAONIA 18.0 RIDGWAY 83.2 TP.YLOR PARK 105.0 ... Usable Storage Th1S Last Year Year Avg l<latershed -------------------------------------------------- -------------------------------------------------- Last Yr Average 588. 9.9 .3 .2 5. 12.2 SURFACE CREEK BASIN UPPER GUNNISON BASIN 6'79.9 465."/ Number of Data Sites 2 4.2 UNCOMPAHGRE BASIN TOTAL Gm~ISON RIVER BASI 12 9 o 9 114.0 16 9 75. 84.1 12.7 .9 55 6.0 ~=~=======~==~======~=-==============~=====~===~===~=~ 11) .9 110.7 2 o 1'7.0 15 o 44 B3 . 6'7.0 o 18 94.8 '73.0 . 90", 70\, 30". and 10\ chances of exceeding are the probabilities that the actual volume wlll exceed the volumes 1n the table. The average is computed [or the 1961-1990 base pe~lod. (l) The values lIsted under the 10" and 90" Chance of Exceedlng are actuall," 5\ and 95" ezceedLlnce levels. (2) The -Jalue is natural volume actual 'Jolume may be affected by upstream water management.