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Snowpack and Streamflow Comparisons <br />May 1, 2012 <br />Snow Water Content% of Average <br />Colorado's Statewide Snowpack19% <br />(1) <br />Upper Colorado River 27% <br />(2) <br />South Platte Tributaries <br />26% <br />Snow-Water Content Comparisons (inches) <br />May 1, 2012May 1 Comparative <br />Snow-Water ContentSnow-Water Content <br />Watershed2012Average% Avg2011201020092002 <br />33% <br />Blue River4.613.9165%78%112%33% <br />33% <br />Upper Colorado River5.115.5169%82%100%35% <br />21% <br />Willow Creek1.98.9212%89%93%36% <br />22% <br />Fraser River3.315.4161%91%111%28% <br />36% <br />Poudre River5.114.3179%95%108%46% <br />28% <br />Big Thompson River4.215.3175%82%121%37% <br />17% <br />St. Vrain River1.810.2145%81%117%10% <br />22% <br />Boulder Creek2.410.7155%86%124%14% <br />Apr-Jul Maximum, Minimum <br />and Most Probable Streamflow Forecasts (1000 af) <br />ForecastMostForecastApr-JulMost Prob <br />Watershed <br />(3) <br />Avg <br />MinimumProbableMaximum% Average <br />42% <br />Blue River92118148282 <br />57% <br />Upper Colorado River89126169221 <br />30% <br />Willow Creek7152648 <br />43% <br />Fraser River324869113 <br />50% <br />Poudre River75112159226 <br />49% <br />Big Thompson River28446490 <br />56% <br />St. Vrain River32497288 <br />61% <br />Boulder Creek25334355 <br />52% <br />South Platte Tributaries239458 <br />Precipitation within District Boundaries <br />TotalsAverage% Average <br />59% <br />Apr1.021.73 <br />69% <br />Nov-Apr3.194.65 <br />(1) Includes the Colorado, Willow Creek, Fraser and Blue River Watersheds <br />(2) Includes the Poudre, Big Thompson, Saint Vrain and Boulder Creek Watersheds <br />(3) Average for the period 1981-2010 <br />5/8/2012 - 4:33 PM <br />