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GUNNISON BASIN December, 1998 <br /> Basinwide Conditions Assessment: I w <br /> The SWSI value of 1.1 indicates that for November the GUNNISON RIVER BASIN <br /> basin water supplies were slightly above normal. The Natural s Surface Water supply Index History <br /> Resources Conservation Service reports December 1 snowpack 4_ <br /> is 100%of normal. Flow at the gaging station Uncompahgre - - <br /> River near Ridgway averaged 74 cfs as compared to the long 3 <br /> term average of 66 cfs. Storage in Taylor Park, Crawford, and 2- <br /> Fruitland reservoirs totaled 101% of normal as of the end of 4 O ! T I �.,. � +November. k.,0 <br /> f �� ; <br /> • <br /> In spite of the NRCS snow report,basin administrators • 1:1 <br /> ;. " <br /> P <br /> desire to see better snow conditions. Park Reservoir is storing y - v <br /> at 75% of average, and Mesa Lakes Reservoirs are at 50%. . JI ] <br /> The San Juan mountain area appears to be the only area -3- - <br /> currently at normal water supply conditions. 4 I . ----, -. ----- <br /> JAN89 JAN90 JAN91 .JAN92 JAN93 JAN94 JAN9S JAN96 JAN97 JAN98 <br /> IO41 /YEAR <br /> Outlook <br /> At present things are in a "wait and see" stage. <br /> October's moisture aided in filling reservoirs. Its too soon in <br /> the year to tell what the outcome of spring snowpack <br /> conditions will be. UNCOMPAHGRE RIVER NR. R I DGWAY <br /> FLOW BY WATER YEAR <br /> 24 <br /> 23 <br /> Administrative/Management Concerns - 22 <br /> Basin Water Commissioners recently met with 20 <br /> personnel from the Upper Gunnison Conservancy District. The 1 ;a . <br /> District is beginning to get things rolling regarding theZr, 16 <br /> 17 <br /> conditional storage rights they have been keeping alive since o! <br /> the 1950's & 1960's. These conditional decrees became an is <br /> ?4 12 <br /> issue in the Union Park trial. They were also strongly 3 io <br /> encouraged70004 4,..........________-- <br /> by the local Water Judge and Division Engineer to ! 9 <br /> B <br /> do something about these conditional rights or risk their being 7 <br /> abandoned by the court. The east slope combatants were s <br /> arguing the intent of trying to keep water in the basin by way 3 <br /> Oct Nov Oen Jan Feb March <br /> of these unperfected storage rights. There are approximately MONTH <br /> 5 proposed structures conditionally decreed. Some of these ° "E`""" ° ° "a"' ° x 1s99 <br /> may be constructed while others may be replaced by enlarging <br /> existing reservoirs. <br /> Public Use Impacts REPRESENTATIVE RESERVOIRS <br /> The Larkspur transmountain diversion, which diverts 7O Gunnison <br /> River Basin <br /> from Tomichi Creek to the Arkansas River, is senior to the 60 //,� <br /> above referenced reservoir rights. It is hoped that water ��� <br /> stored under those rights is adequate to accommodate junior i so <br /> decrees so that they will be able to divert without being <br /> Vn <br /> curtailed. ryary-1 40 //-A\ <br /> DR <br /> a3 <br /> P. 30 <br /> N v <br /> _ <br /> 20 <br /> _ <br /> Taylor Perk Crawford Fruitland <br /> ® Avg.11/90 Contents 17.9 11/90/98 Contents <br /> • <br /> I <br />