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YAMPA/WHITE BASIN <br /> Basinwide Conditions Assessment: <br /> The SWSI value of -1.6 indicates that for May the YAMPA—WH I TE R I VER BAS I NS <br /> basin water supplies were below normal. The National S 0€M Surf°'water Supply InaaIstarY <br /> Weather Service reports May precipitation at 152%of average. 4 <br /> The Soil Conservation Service reports June 1 snowpack at - I l <br /> 30% of average in the Yampa/White drainages and 33% of 3 It' <br /> average in the North Platte drainage. Flow at the gaging 2 ; m, <br /> station,Yampa River at Steamboat,was 1440 cfs as compared 1 ; Esc <br /> EMI Mg <br /> to the 1961-1991 May average of 1600 cfs. a "' 1E" 'I� <br /> ,Ro,„ <br /> Outlook: 1. _ _ i • <br /> � `" <br /> Stream flows are expected to peak earlier than `; - <br /> normal, and the runoff period to be much shorter than -3 <br /> normal, for a below average total runoff. -4 <br /> JANS3 JAMN JANIS JANOS JANE7 JANOS JANOS JAN90 JAN91 JAN92 <br /> MONTW 7EAA <br /> Administrative/Management Concerns: <br /> Administration of the rivers and streams will be <br /> required if the warm, dry weather continues. Above normal <br /> precipitation during May and June will be required to reverse <br /> this trend. YAMPA R I VER AT STEAMBOAT <br /> FLOW SY WATER YEAA <br /> Sao T • <br /> Public Use Impacts: <br /> An early runoff could impact some summer 'a° <br /> recreational uses. "a <br /> 9• g 300 <br /> 1a°— <br /> 0 <br /> OCt Nov CPC Jan Feb MYrch Ayrll May Juno July Cup Sat <br /> MONTH <br /> 0 WET(l IN) + ON'!(1977) 0 010OPAGE A 1992 <br /> 8 <br />