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<br />OO(}35i <br /> <br />Rio Grande Basin in Colorado <br /> <br />Mountain snowpack* (inches) <br /> <br />Precipitation* (percent 01 normal) <br /> <br />360 <br /> <br /> 40 <br /> 35 <br />0- 30 <br />~ <br />C <br />" 25 <br />~ <br />. <br />, 20 . <br />'" <br />w <br />- <br />~ 15 <br />~ - - <br /> - - <br /> - <br /> 10 - <br /> -- <br /> 5 <br /> 0 <br /> JAN FEB MAR APR MAY <br /> <br />32 <br /> <br />280 <br /> <br />jt;240 <br />E <br />0200 <br />z <br />~ 160 <br />o <br />~ <br />u <br />- 120 <br />If <br /> <br />80 <br /> <br />40 <br /> <br /> <br />o <br />OCT NQV DEe JAN FEB MAR APR MAY <br /> <br />. Based on selecled staltons <br /> <br />"Based 00 seleclecl Slallons <br /> <br />Ma~lmum ';lj <br /> <br />"vera~ ---- <br /> <br />Moot",,,,,,,,,,,,,,on 0 <br /> <br />",,,,,,,,,,,,,,,,,,,,,,," I <br /> <br />Minimum r~. <br /> <br />Currenl. . <br /> <br />!~ATER SU~'~'LY OUTLOO.(: <br />THE UPPER REACHES OF THE RIO GRANDE BASIN ARE 3& <br />PERCENT ABOVE AvERAGE SNO~PACK. THIS IS 3 PERCENT <br />ABOVE LAST YEAR'S FIGURES. A NE~ MAXIMUM ~AS <br />RECORDED AT THE UPPER RIO GRANDE SNOW COURSE AT 14.0 <br />INCHES OF WATER, FOR 341 PERCENT OF AVERAGE. THIS <br />8REA~S THE OLD RECORD SET IN 1975 OF 13.6 INCHES, <br />WITH THE RECORD DATING BACK TO 1936. LOW ELEVATION <br />$NOWPACK PERCENT IS OVER 200 PERCENT OF AVERAGE. <br />WHILE THE UPPER BASIN RANGES FROM 20 PERCENT TO 30 <br />PERCENT ABOVE AvERAGE. STREAMFLOW FORECASTS FOR THE <br />APPIL-~EPTEM8ER PERIOD ARE FOR MUCH ABOVE AVERAGE <br />FLOWS. LOW LyING AREAS ADJACENT TO THE MAIN STEM OF <br />THE RIO GRANDE ARE E~PECTED TO SEE HIGH WATER <br />CONDITIONS DURING MUCH OF MA~ AND JUNE. RESERVOIR <br />STORAGE IN THE BASIN IS 207 PERCENT OF AVERAGE. <br /> <br />14 <br /> <br />For more information contact your local Soil. <br />ConservatIon ServIce offlce. <br />