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YAMPA/WHITE BASIN <br /> Basinwide Conditions Assessment: I <br /> The SWSI value of -1.3 indicates that for July the YAMPA-WHITE RIVER BASINS <br /> basin water supplies were below normal. Flow at the gaging s Surface wet., snoly d..MI.tary <br /> I ; <br /> station, Yampa River at Steamboat, was 183 cfs as compared ,_ ' i F <br /> to the 1961-1991 July average of 413 cfs. Temperatures were ,_ ; „L <br /> E I P I I <br /> warm and precipitation above average during July. Stream 'P b,r " <br /> flows continued to be well below average, with temporary W r r <br /> increases occurring after heavy rain storms. Most hay crops - 'i' rl <br /> received an adequate supply of water from stream flows 1 ° 4-1,~f - A, 'T - i+' -+ .ti,.„. , r,ti <br /> supplemented by reservoir releases and precipitation. Most of 1_� / 'iv' ✓,` v '"--' <br /> the water stored in irrigation reservoirs had to be released to !_'`j I <br /> meet demands and water rights administration was required t a 4 1 r Fll �. <br /> in certain areas. Stagecoach Reservoir came close to filling 3- IHu <br /> u I p E <br /> even with low inflows from the Yampa River and continuous -A f.- - . -J... - -- ,�...... 1 T — <br /> JAN83 JAN84 JANOS JANB6 JAN87 JAN89 JAN89 JAN90 JAN91 JAN92 <br /> releases for hydroelectric power. u°NTw YEAR <br /> Outlook: <br /> Stream flows could approach record low levels during <br /> late August and early September unless there is significant <br /> precipitation during August. There maybe insufficient stream YAMPA RIVER .4- STEAMBOAT <br /> flows to irrigate some fields after the hay is harvested. PLOW N.TER YEAR <br /> 1 i <br /> Administrative/Management Concerns: S0° - <br /> Administration requirements have been normal so far <br /> this year. Releases from Steamboat Lake to provide water for i a°° <br /> the Endangered Fish Recovery Program on the lower Yampa $ 300 <br /> have been scheduled for August and early September when >g <br /> flows are normally the lowest. Additional administrative 200 <br /> efforts may be required to ensure the delivery of water past <br /> municipal and industrial users along the lower Yampa. 1°° I 1 I <br /> E <br /> Public Use Impacts: ' <br /> Oct Nov Dec Jan Fab March Aprll May Julia July Aug Sept <br /> Low stream flows will have an impact on rafting and MgNTM <br /> other recreational river uses for the remainder of the summer. 0 WET`198 + DRYo AVERAGE a 1992 <br /> Significant precipitation could result in increased stream flows <br /> for short periods of time. <br /> 8 <br />