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y <br /> , <br /> GUNNISON BASIN <br /> Basinwide Conditions Assessment: <br /> The SWSI value of +1.7 indicates that for July the GUNN I SON R I VER BAS I N <br /> basin water supplies were above normal. Storage in Taylor 5 5�f°`•water swPly ' History <br /> Park, Crawford, and Fruitland reservoirs totaled 105% of 4 <br /> normal on July 31. Flow at the gaging station Uncompahgre - , 1_ <br /> ul 3- <br /> River near Ridgway averaged 351 cfs as compared to the <br /> 1961-1991 July average of 338 cfs. Water supplies remain 2�,- ; _ . r <br /> good in the basin despite an extremely dry summer. Stream ilif_i: , ._ <br /> flows have held up fairly well thanks to the exceptional 6 0 z�r -f�' <br /> snowpack last winter. In the Cedaredge area, several creeks _ I i <br /> maintained a sufficient water supply to delay curtailments of Q 2 i ; -� <br /> junior users by approximately one month. Despite a snow - 'y <br /> pack which was over 300% of normal in areas, flooding was 3 <br /> confined to only a few areas. Major river flooding was - 1 ..._..„..._.•., <br /> JAN84 JANB5 JANB6 JAN87 JAN88 JANB9 JAN90 JAN91 JAN92 JAN93 <br /> avoided in the lower end of the Gunnison. LONYW YEAR <br /> Outlook <br /> Extremely dry conditions prevailed from early June <br /> through the first of August,drying out rangeland considerably. <br /> UNCOMPAHGRE RIVER NR. RIDGWAY <br /> Administrative/Management Concerns 200 FLOW BY WATER YEAR <br /> • <br /> 190 <br /> Water users in higher elevations turned off ditches 180 <br /> around the first of August to begin hay cutting. This practice 160 <br /> frees up additional water for downstream users. Hay growers s 150 <br /> have reported the hay ripening early. Some report lower ; 130 <br /> yields which may be due to cold weather until June, which ;4 ,,5J <br /> then turned consistently hot and dry. Demand for reservoir190 <br /> SO <br /> water,and thus reservoir drawdown, has been much less thanI.prior years, since many ditches were able to stay in prioritylonger. <br /> 20 <br /> 10 <br /> Public Use Impacts D <br /> Oct Nov Doc Jan FoE YMrth Aar II May Juno July Aug Soot <br /> Recreational users are benefitting from increased MONTH <br /> water supplies. Flows in the Black Canyon have been good for 0 WEf`1 <br /> 9°" ° °"Y AVG x 1993 <br /> rafting. Also, this year the Bureau of Reclamation met their <br /> objective high flows for the endangered fish in the lower end <br /> of the Gunnison. <br /> REPRESENTATIVE RESERVOIRS <br /> GUFH190N RIVER BASIN <br /> 100 <br /> 90� � <br /> 80 \ <br /> 70 <br /> i <br /> un sG <br /> e.f <br /> 5 50 <br /> ia to <br /> MI 40 <br /> • <br /> ii 30 <br /> 20 <br /> 10 <br /> Tey for Port Crawford Fruitland <br /> ® Aug 7/31 Contents L.y 7/31/93 Contents <br /> 6 <br />