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SAN MIGUEL, DOLORES, ANIMAS, AND SAN JUAN RIVER BASINS <br />as of April 1, 2003 <br />Mountain Snowpack* (inches) <br />f­W­ X Current. --A Average <br />Maximum —0 Minimum <br />45 <br />40 <br />35 <br />30 <br />"IJK <br />c <br />m <br />R 25 <br />t <br />W 20 . <br />L , <br />d <br />15 <br />10 <br />5 <br />0 E= , <br />Jan Feb Mar Apr May Jun <br />*Based on selected stations <br />These basins have missed out on nearly all of the storm activity that much of the rest of the state <br />has benefited from. Basin -wide snowpack measurements for these basins combined are only 75 % <br />of average on April 1, which is 2% of average lower than last month. It is the only basin -wide <br />measurement in the state that is lower this month compared to last month's measurement. All of <br />the basins are much below average, ranging from only 70% of average in the Animas Basin, to <br />85% of average in the San Miguel Basin. Precipitation during March was only 72% of average, <br />and the water year total is only 80% of average. There has been 160% of the amount of <br />precipitation last water year by this time. Reservoirs in these basins have only 60% of their <br />average storage amount for this time of year, which is only 75% of last year's storage. Most of the <br />streamflow forecasts remain similar to last months', and are still well below average. They range <br />from only 48% of average on the Piedra River near Arboles, to 72% of average on the San Miguel <br />River near Placerville. <br />