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RIO GRANDE BASIN <br /> Basinwide Conditions Assessment: <br /> The SWSI value of -2.5 indicates that for July the RIO GRANDE BASIN <br /> sin water supplies were below normal. Flow at the gaging 5 6urf Aca star Supply Index Hl story <br /> station Rio Grande near Del Norte averaged 448 cfs, as <br /> compared to the long term average of 1,408 cfs. The Conejos - a [ <br /> River near Mogote had a mean flow of 269 cfs. Storage in 3rti• . '` ' '` <br /> Platoro,Rio Grande, and Santa Maria reservoirs totaled 130% jj • <br /> of normal as of the end of July. g • <br /> 7 -- r- - <br /> Alamosa received 0.57 inches of precipitation during i 0 j��"�it . atliiI' "ti' r',` -� <br /> ir , :,. <br /> the month, 0.62 inches below normal. Temperatures ranged _1_ ✓` <br /> from 42° to 69° in Alamosa where the average monthly ". '-L { ; <br /> a _2_ <br /> temperature was 65.1°, 0.2° above normal. .Y <br /> _3_ ' .II 0 <br /> 1� <br /> Administrative/Management Concerns ...... ___ <br /> JAMB- JANB6 JAN89 JAN90 JAN91 JAN92 JAN93 JAN94 JAN95 JAN96 <br /> Diversions from the Conejos River were cut back to YER.,A1N>•H <br /> the no. 1 priority and the Rio Grande sustained a call more <br /> senior that any in the last 20 years. Those farmers without an <br /> irrigation well or very senior water rights are up a dry creek <br /> without a paddle. <br /> A quick glance at the San Juan and Sangre de Cristo PIO GRANDE NR. DELNORTE <br /> mountain ranges shows no sign of snowpack that might bring , , FLOW 95 NAT ER YEAR <br /> relief to the low water conditions that persisted throughout <br /> 1 / <br /> July. Relief must come from rain and cooler temperatures as 0. <br /> only the most hidden snowbanks still exist. Low water levels a 0 a 1 <br /> and high water temperatures will surely take a toll on aquatic . 07 V <br /> life in the basin. ;a 0 6 Ar"----'=__.--A- 0 5 <br /> 111 <br /> la <br /> Public Use Impacts u o, <br /> Fire bans were relaxed some what during July but dry ! D 3 - ii' <br /> conditions in the mountains continued. This led to high n 2 ' <br /> elevation grazing being denied within most of the basin. <br /> 0 , — --gf'' <br /> Cattle are now pasturing on fields normally reserved for 0 <br /> Oct Nov Doc Jan Fab 99rcn A9rll May June July Au. Soft <br /> winter. <br /> tO1JTH <br /> 0 WEt(136') o DRY(1977) a AW. 9 1996 <br /> REPRESENTATIVE RESERVOIRS <br /> A10 GRANDE BASIN <br /> A0 <br /> 35 <br /> v 30- <br /> e <br /> 4 <br /> 25- <br /> .., <br /> trv, M- ra3 20 <br /> L <br /> N <br /> o ,5- <br /> 5_7; <br /> ,;,,,,,,, <br /> rN <br /> . , <br /> aio Gran. Platoro SantaMar is <br /> LzJ Avg 7/31 Contents I\\I 7/31196 Contanta <br /> 5 <br />