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GUNNISON BASIN <br /> Basinwide Conditions Assessment: <br /> The SWSI value of+1.0 indicates that for September the GUNNISON RIVER BASIN <br /> basin water supplies were near normal. Storage in Taylor Park, s Surface later Supply Index History <br /> Crawford, and Fruitland reservoirs totaled 106% of normal on <br /> September 30. Flow at the gaging station Uncompahgre River �q. . <br /> near Ridgway averaged 139 cfs as compared to the 1961-1991 3 71:7 1_ • <br /> :r <br /> September average of 105 cfs. The National Weather Service , ' <br /> reports September precipitation as 94% of normal. 1- " ` ` <br /> Outlook J ,. �^�',n , 0. <br /> Carryover reservoir storage is excellent. On Grand Mesa, <br /> basin administrators anticipate a carryover storage of 50% of <br /> capacity, as compared to the 15%-20% carryover which has been 3- <br /> experienced for the last 5 years. With this amount of carryover, -4 ---- <br /> JAN84 JAN85 JAN96 JAN67 JAN88 JAN89 JAN90 JAN91 JAN92 JAN93 <br /> it is expected to achieve a good fill of the reservoirs next year IUNTW YEAR <br /> even with an average runoff. There is also good carryover storage <br /> in Blue Mesa and Ridgway reservoirs. <br /> Administrative/Management Concerns <br /> Water supply conditions are excellent in the basin. UNCOMPAHGRE RIVER NR. R I DGWAY <br /> Irrigation demand has stopped in all areas except the lowest 200 FLOP WATER YEAR <br /> 190 <br /> valleys. 160 <br /> 170 <br /> 160150 <br /> -- <br /> �` <br /> Public Use Impacts i 140 <br /> The 1993 water year was a very high runoff year due to : 130 <br /> n 120 <br /> the excellent snowpack. This allowed the Bureau of Reclamation <br /> to operate Blue Mesa Reservoir in a manner which both prevented -g <br /> flooding in Delta and allowed the high flows the U.S. Fish and s 7o <br /> Wildlife Service sought for the endangered fish in the Grand 6 60 <br /> So —• <br /> Junction area. The good runoff also allowed for good rafting and 30 <br /> other recreation. 20 <br /> 10 <br /> 0 <br /> Oct Nov Dec Jan Feb March April ley June July Aug Sept <br /> MONTH <br /> 0 WET(19e4) 0 DRY(19773 A AVG X 1e93 <br /> REPRESENTATIVE RESERVOIRS <br /> G143ISON RIVER BASIN <br /> 80 70 / / <br /> 60 <br /> ` SO <br /> a; 40 <br /> .F \e 30 <br /> n <br /> ■ <br /> 20 <br /> Y/7\ <br /> 10 <br /> Taylor Pork Crawford Fruitland <br /> ® Avg 11/30 Contents LIN 9130193 Contents <br /> 6 <br />