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<br />SOUTH PLATTE RIVER BASIN <br />as of February 1, 2000 <br /> <br />Mountain Snow pack" (inches) <br /> <br />~Current ..........Average <br />____Maximum -+-Minimum <br /> <br />25 <br /> <br /> <br /> 20 <br />.5 <br />.: <br />c 15 <br />.. <br />'iii <br />> <br />'5 <br />tT <br />w <br />- 10 <br />.. <br />- <br />.. <br />:= <br /> 5 <br /> <br />o <br /> <br />Jan Feb Mar Apr May Jun <br /> <br />"'Based on selected stalions <br /> <br />Precipitation" (% of average) <br /> <br />I_Monthly DYesr-to-date I <br /> <br /> 120 <br /> 100 <br />.. <br />01 80 <br />E <br />.. <br />> <br />CC <br />- 60 <br />0 <br />- <br />c <br />.. <br />u <br />- <br />.. 40 <br />D.. <br /> <br /> <br />20 <br /> <br />o <br /> <br />Oct Nov Dee Jan Feb Mar Apr May <br /> <br />The South Platte Basin had nearly continuous snowfall in the higher elevations during the second <br />half of February, The additional snowfall has nearly doubled the amount of snow accumulation <br />and has boosted the percent of average from 64% of average on January I, to 85% of average on <br />February I, The snowpack remains relatively uniform throughout the basin with percentages <br />ranging from 80% of average in the Big Thompson Watershed, to 91 % of average in the St. Vrain <br />Watershed, Precipitation in the basin was 115% of average during the month of January, and the <br />water year total is now 71 % of average. Reservoir, storage remains above average for this time of <br />year at 113%, which is 17% more than last year at this time. Streamflow forecasts for the <br />upcoming runoff season have improved since last month's forecasts, but they all remain below <br />average, Forecasts range from only 64% of average flow at the Inflow to Antero Reservoir, to <br />94% of average on the Big Thomson River at mouth near Drake. <br />