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RIO GRANDE BASIN <br /> Basinwide Conditions Assessment: <br /> The SWSI value of 2.7 indicates that for August the RIO GRANDE BASIN <br /> Jasin water supplies were above normal. Storage in Platoro, 5�•u+ tom Supply Index Nlatary <br /> 5 <br /> Rio Grande, and Santa Maria reservoirs totaled 260% of 4- <br /> normal as of the end of August. Flow at the gaging station W 3- <br /> Rio Grande near Del Norte averaged 1,214 cfs, as compared <br /> to the 1961-1993 August average of 702 cfs. The Conejos 2 - <br /> River near Mogote had a mean flow of 371 cfs. The National <br /> Weather Service reports basin precipitation as 111%of normal D �P 111 '6 I T : <br /> during the month. _,_ . <br /> For the first month since March,the average monthly 1 <br /> temperature (64.8°) in Alamosa was above normal. Alamosa <br /> received 0.85 inches of precipitation which was 0.27 inches 3- <br /> below normal. -4 <br /> JAN86 JANB7 JANB9 JMNS9 JAN90 JAN91 JAN92 JAN93 JAN94 JAN95 <br /> TEAR/MONTH <br /> Outlook <br /> Carryover storage in basin reservoirs should be well <br /> above average in comparison to historic levels. This situation <br /> will provide some insurance for irrigation needs next year. <br /> Underground and surface water supplies are expected to be RIO GRANDE NP. DELNORTE <br /> above average throughout the fall and winter. FLOW BY WATER YEAR <br /> Administrative/Management Concerns 0.9 <br /> A review of water conditions reveals a drastic I D.e <br /> turnaround from the same time last year. Irrigators who o 7 <br /> depended heavily on wells for supplemental supplies last year o 0.6 <br /> have used the wells much less this season due to abundant v S <br /> surface supplies and junior river calls. Extremely low stream 5 0,4 <br /> flows in August of 1994 have been replaced this year with the I 0.3 <br /> opposite. What a difference just a year can make. 0.2 <br /> 0.1 <br /> Public Use Impacts D <br /> Oct Nov Dec Jan Fab March April May June July Aug Sept <br /> Adequate water supplies and mild weather conditions NONTli <br /> O WET(1987) O DRY c19773 a AVG x ,995 <br /> have been a boon to area farmers and ranchers. Above <br /> average water conditions have benefitted outdoor enthusiasts <br /> as well. The threat of wild fires has been minimal as <br /> compared to last summer. <br /> REPRESENTATIVE RESERVOIRS <br /> RIO GRANDE BASIN <br /> S0 <br /> •0- <br /> i <br /> 30 <br /> )52 <br /> Y 2D- <br /> 10 o /\ / \ '5, 2//; \ <br /> Rlo Grande Platoro SantaMarle <br /> ® Avg. B/!,Contents ® B/3VNS Cbntanta <br /> 5 <br />