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i <br /> i <br /> SAN JUAN/DOLORES BASIN November, 1998 <br /> Basinwide Conditions Assessment: <br /> The SWSI value of 0.5 indicates that for October the SAN JUAN/DOLORES RIVER BASINS <br /> )asin water supplies were near normal. Flow at the gaging Supp 5 s�*•�Wat-� 'y I n Watery <br /> station Animas River near Durango averaged 289 cfs, as ._ <br /> compared to the long term average of 376 cfs. Storage in -• 3 1-McPhee, Vallecito, and Lemon reservoirs totaled 98% of . <br /> normal as of the end of October. - _ <br /> October weather brought welcome relief from the dry 4 1- <br /> months earlier in the summer. Rainfall in Durango exceeded g O t'_ ' ' i--`,7,c, ii 1 II 1 i ,fir,i <br /> I ri <br /> ' <br /> 5.20 inches,which was nearly 300%of normal for the month. _ <br /> This October total has only been exceeded four times in the -2- `l�, <br /> record. Soil moisture increased greatly. . I <br /> Despite the moisture the streams ran well below _a- _ <br /> normal. The Dolores River only flowed at 68% of normal. -� 1 T <br /> JAB JAB ,,~Nl, JAMB <br /> The La Plata River at Hesperus totaled 53% of normal, and > JAN95JAB JA�7 <br /> reached 16 cfs at the end of the month after having dropped <br /> to 6 cfs earlier. <br /> Snowfall was welcome as it begins natural storage for <br /> the next season of runoff. In some areas the snowpack was <br /> 300%of normal. Wolf Creek Ski area opened on October 30 ANIMAS RIVER NR. DURANGO <br /> with a 57 inche base. 190 FOW ST WATER TEAR <br /> Reservoirs were being brought down significantly,but ,/ <br /> with the rain many went back up to near normal. Vallecito 160 <br /> 150 <br /> Reservoir held almost 50,000 acre-feet and was 30%of normal 1 1+° <br /> at the end of the month. Red Mesa Reservoir was able to + 130 <br /> 120 <br /> store about 30% capacity because of the increased flows, as o▪ 11° <br /> little as that increase was. LL 2 so <br /> -V so _ „.r :::::: <br /> f <br /> 75 <br /> Outlook <br /> None 0 y� +� <br /> 30 al <br /> Administrative/Management Concerns 10 <br /> Oct tarn Dac Jan Fab Wren <br /> None MOWN <br /> O MET C1173) O Car[1177] 4 AVG % lllS <br /> Public Use Impacts <br /> None <br /> Representative Reservoirs <br /> Rao Daloras-Anlsas saaln <br /> 220 <br /> ir <br /> 1 190 /7\ <br /> 4�n <br /> a ion - <br /> ai 14° <br /> •g 120 <br /> i <br /> SO <br /> rt\\* <br /> ° 1 J i1\ i r/// \w <br /> WPM* Va l l ae I to uwpn <br /> ® AVQ. 10/31 Contents ® 10/31/ll Cprtanta <br /> • <br /> y ' G <br /> 9 <br />