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Snowpack and Streamfiow Comparisons <br />March 1, 2012 <br />Snow Water Content <br />% of Average <br />Colorado's Statewide Snowpack <br />Upper Colorado River {1) <br />South Platte Tributaries (2) <br />Snow -Water Content Comparisons (inches) <br />Watershed <br />Blue River <br />Upper Colorado River <br />March 1, 2012 <br />Snow -Water Content <br />2012 Average <br />8.9 11.3 <br />10.3 12.7 <br />Willow Creek <br />Fraser River <br />6.3 8.6 <br />8.4 11.8 <br />March 1 Comparative <br />Snow -Water Content <br />° Avg <br />79% <br />81% <br />73% <br />71% <br />2011 <br />2010 <br />2009 <br />2002 <br />150% <br />140% <br />145% <br />137% <br />70% <br />72% <br />60% <br />80% <br />123% <br />112% <br />110% <br />125% <br />74% <br />64% <br />54% <br />69% <br />Poudre River <br />10.8 <br />11.4 95% 137% <br />78% <br />115% <br />52% <br />Big Thompson River <br />11.4 <br />11.4 100% 143% <br />83% <br />112% <br />58% <br />St. Vrain River <br />9.4 <br />8.3 114% 128 % <br />78% <br />87% <br />55% <br />Boulder Creek <br />10.1 <br />/ <br />8.9 114% 112% <br />90% <br />107% <br />59% <br />Apr -Jul Maximum, Minimum <br />and Most Probable Streamflow Forecasts (1000 af) <br />Watershed <br />Forecast <br />Minimum <br />Most <br />Probable <br />Forecast <br />Maximum <br />Apr -Jul Most Prob <br />Avg tat % Average <br />_ <br />Blue River <br />145 <br />227 <br />308 <br />282 80% <br />Upper Colorado River <br />132 <br />182 <br />239 <br />221 82% <br />Willow Creek <br />23 <br />37 <br />55 <br />48 77% <br />Fraser River <br />59 <br />88 <br />123 <br />113 78% <br />Poudre River <br />119 <br />183 <br />266 <br />226 <br />81% <br />Big Thompson River <br />58 <br />87 <br />129 <br />90 <br />96% <br />St. Vrain River <br />55 <br />85 <br />132 <br />88 <br />97% <br />Boulder Creek <br />39 <br />55 <br />75 <br />55 <br />102% <br />South Platte Tributaries <br />410 <br />458 <br />90% <br />Precipitation within District Boundaries <br />Totals <br />Feb <br />0.83 <br />Nov -Feb <br />2.10 <br />Average <br />0.34 <br />1.82 <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 />3/612 012 - 11:55 AM <br />