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~~==...~~.~=~~.~===.._~...~...~.~~..._~...=a~._._...a~~~_a.._..~~~..~R.~~~~~...==~__..~~~~a.._....~===~.__..~~~...~~=~....~=.=.... GUNNISON RIVER BASIN Streamflow Forecasts - May 1, 2001 ._--~===.....~~..-._..-_..--~..=..-~..~~~-~~....~~--_....~~~=.~...~~~~....=.~_.....~~=_..==~===-~......._~-~~_..._....==~........- I <<~a._.. Drier ..~~~= Future Conditions I Forecast I ~~...~.~=~~=...~=~.. Chance Of Exceeding ~......=~===~~=...._~- Period I 90'\ 70'\ I 50'\ (Most Probable) I 30\ 10'\ I 30-Yr Avg. I (lOOOAP) (IOOOAP) I (1000AF) ('ill AVG.) I (lOOOAF) (lOOOAF) I (lOOOAP) ................==.....................=====.....=.=....=..====.....1........==.......==...=1===.=..=....=.......=......=......... Taylor River blw Taylor Park Resv APR-JUL 46 60 I 70 71 I 80 94 99 1 I I 71 80 I I 1 I 130 71 I 1 1 I 250 67 1 1 I I 18.9 57 I 1 1 I 23 133 I 1 I I 53 "I 1 1 I 125 102] I 1 I 530 76 I 1 1 I 56 55 I I 52 50 I 1 I I 180 63 I 1 I I 9.0 56 I I 1 I 80 82 I 1 1 I 100 79 I I I I 950 66 I 1 1 Forecast point Slate River nr Crested Butte APR-JUL East River at Almont APR-JUL Gunnison River nr Gunnison APR-JUL Tomichi Creek at Bergents APR-JUL Cochetopa Creek blw Rock Creek APR-JUL Tomichi Creek at Gunnison APR-JUL Lake Fork at Gateview APR-JUL Blue Mesa Reservoir Inflow APR-JUL paonie Reservoir Inflow MAR-JUN APR-JUL N.P. Gunnison River nr Somerset APR-JUL Surface Creek nr Cedaredge APR-JUL Ridgway Reservoir Inflow APR-JUL Uncompahgre River at Colona APR-JUL Gunnison River nr Grand Junction APR-JUL .~=~~....._.z~=....._.=~~__...._~__..._.~..~.....a.__a...._.~=~..._..==_.=~....~=~~~...c==....._=.==~....~~=~_.....~====~...====== 1296 14.48 171 ,., 17 .3 105 366 133 6.' 604 GUNNISON RIVER BASIN Reservoir Storage (1000 AF) - End of April Reservoir CRAWFORD 14.3 FRUITGROWERS '.3 FRUITLAND ,., MORROW POINT 121.0 PAONIA 18.0 RIDGWAY 83.2 TAYLOR PARK 106.0 a~..._=~.................._._..___~.~..._.__....._........_~........~.~_=~....~====~.....~..._..._~.....~_=~....~.~.....~a.~..~=.. 7.4 4.1 1.7 108.1 '.1 67.8 64.6 63 " 31 42 35 63 7' 10.8 4.4 '.3 112.7 6.5 82.7 72.3 6. 116 '" 15.2 21 .. 117 464 50 45 160 '.0 73 .. 810 Wetter ==="'.>> 10.1 1090 74 14. '" 23 25 63 133 5" 62 60 201 .. 113 7' " 165 183 1 1 --_.._......_.__........~~_._......__....._-~......--~~_.....~~._....._~-_._......_.._...~~~......=.__........~_...-._~..~....=.~. Usable I *** Usable Storage *** I Number This Year as \ of Capacity I This Last I Watershed of .._~_..~...a~~~._. \ Year Year Avg I Data Sites Last Yr Average .....=................=.................................................1........===........................................==.... BLUE MESA 830.0 458.4 554.9 334.5 I UPPER GUNNISON BASIN 11 122 73 I 12.2 I I 4.0 I 1 4., 1 1 110.... I I .., 1 1 63.1 I I 57.7 I 1 3" 375 " 3l " 17.3 80 77 145 123 '" '" 71 72 101 10. 234 '" 11.9 16.0 101 " 133 126 QUNNISON RIVER BASIN Watershed Snowpack Analysis - May 1, 2001 , 74 SURFACE CREEK BASIN UNCOMPAHGRE BASIN TOTAL GUNNISON RIVER BASI 123 4 145 .. 15 7' 127 * 90~, 70\, 30'\. and 10~ chances of exceeding are the probabilities that the actual volume will exceed the volumes in the table. The average is computed for the 1961-1990 base period. (1) The values listed under the 10\ and 90\ Chance of Exceeding are actually 5% and 95\ e~ceedance levela. (2) The value is natural volume _ actual volume may be affected by upstream water management.