United States Natural Resources Water and Climate Center
Department of Conservation Portland, Oregon
Agriculture Service
S N O W - P R E C I P I T A T I O N U P D A T E
Based on Mountain Data from NRCS SNOTEL Sites
As of SATURDAY: JULY 4 , 2009
BASIN ELEV. SNOW WATER EQUIVALENT TOTAL PRECIPITATION
Data Site Name (Ft) % %
Current Average Avg Current Average Avg
COLORADO
GUNNISON RIVER BASIN
BUTTE 10160 -M .0 * 23.2 22.3 104
COCHETOPA PASS 10020 .1 -M * 13.9 -M *
COLUMBINE PASS 9400 .6 .0 28.7 28.6 100
IDARADO 9800 .1 .0 28.0 25.2 111
MC CLURE PASS 9500 .0 .0 100 -M 28.8 *
MESA LAKES 10000 .1 .0 31.4 30.4 103
OVERLAND RES. 9840 .0 .0 100 23.5 22.6 104
PARK CONE 9600 .0 .0 100 17.2 18.0 96
PARK RESERVOIR 9960 .2 .5 40 38.5 35.6 108
PORPHYRY CREEK 10760 .2 .0 14.8 21.7 68
RED MOUNTAIN PASS 11200 .0 .0 100 36.9 33.9 109
SARGENTS MESA 11530 .0 -M * 20.6 -M *
SCHOFIELD PASS 10700 -M 2.0 * 49.0 42.9 114
SLUMGULLION 11440 -M .0 * 19.8 18.6 106
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Basin wide percent of average 40* 104
UPPER COLORADO RIVER BASIN
ARAPAHO RIDGE 10960 .0 .1 0 35.1 35.8 98
ARROW 9680 .0 .0 100 16.6 22.4 74
BEAVER CK VILLAGE 8500 .0 .0 100 .0 20.9 0
BERTHOUD SUMMIT 11300 .0 .4 0 38.1 33.8 113
BISON LAKE 10880 .0 2.2 0 41.4 39.8 104
BUFFALO PARK 9240 .0 .0 100 21.8 24.8 88
CHAPMAN TUNNEL 10110 .0 -M * .0 -M *
COPPER MOUNTAIN 10550 -M .0 * 26.2 23.7 111
FREMONT PASS 11400 .1 .0 25.9 22.6 115
GRIZZLY PEAK 11100 .0 .0 100 -M 27.0 *
HOOSIER PASS 11400 .0 .0 100 24.8 23.8 104
INDEPENDENCE PASS 10600 -M .0 * 28.9 26.5 109
IVANHOE 10400 .0 .0 100 -M 28.0 *
JONES PASS 10400 .1 .0 31.6 24.6 128
KILN 9600 .0 .0 100 -M 21.1 *
LAKE IRENE 10700 .1 .4 25 -M 30.2 *
LYNX PASS 8880 .0 .0 100 20.3 19.3 105
MC CLURE PASS 9500 .0 .0 100 -M 28.8 *
MCCOY PARK 9480 .2 .0 .0 24.3 0
MESA LAKES 10000 .1 .0 31.4 30.4 103
MIDDLE FORK CAMP 8940 .0 .0 100 23.1 16.8 138
NAST LAKE 8700 .2 .0 -M 17.9 *
NORTH LOST TRAIL 9200 .1 .0 -M 29.6 *
PHANTOM VALLEY 9030 .1 .0 20.6 20.7 100
SCHOFIELD PASS 10700 -M 2.0 * 49.0 42.9 114
STILLWATER CREEK 8720 .1 .0 -M 15.9 *
SUMMIT RANCH 9400 .0 .0 100 21.4 19.8 108
VAIL MOUNTAIN 10300 .1 .0 -M 30.8 *
WILLOW CREEK PASS 9540 .0 .0 100 -M 21.2 *
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Basin wide percent of average 3 96
SOUTH PLATTE RIVER BASIN
BEAR LAKE 9500 -M .0 * 28.6 29.7 96
BUCKSKIN JOE 11150 .0 .0 100 22.3 24.5 91
COPELAND LAKE 8600 .0 .0 100 -M 22.7 *
DEADMAN HILL 10220 .2 .2 100 24.6 26.5 93
ECHO LAKE 10600 .0 .0 100 20.0 20.7 97
HOOSIER PASS 11400 .0 .0 100 24.8 23.8 104
HOURGLASS LAKE 9380 .0 -M * 11.0 -M *
JACKWHACKER GULCH 10960 .0 .0 100 25.8 24.4 106
JOE WRIGHT 10120 .2 1.0 20 -M 37.5 *
LAKE ELDORA 9700 .1 .0 26.7 23.8 112
LOVELAND BASIN 11400 .2 .6 33 28.5 27.4 104
MICHIGAN CREEK 10600 .0 .0 100 .0 20.8 0
NIWOT 11300 .0 .0 100 25.2 26.5 95
ROUGH AND TUMBLE 10360 .0 .0 100 .8 16.3 5
UNIVERSITY CAMP 10300 .2 .2 100 31.8 31.8 100
WILLOW PARK 10700 .0 .0 100 32.7 32.4 101
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Basin wide percent of average 40 89
LARAMIE AND NORTH PLATTE RIVER BASINS
ARAPAHO RIDGE 10960 .0 .1 0 35.1 35.8 98
COLUMBINE 9160 .0 .0 100 36.8 33.8 109
DEADMAN HILL 10220 .2 .2 100 24.6 26.5 93
JOE WRIGHT 10120 .2 1.0 20 -M 37.5 *
LAKE IRENE 10700 .1 .4 25 -M 30.2 *
NEVER SUMMER 10280 .1 1.0 10 .0 35.6 0
RABBIT EARS 9400 .0 .0 100 43.3 42.5 102
RAWAH 9020 .0 .0 100 23.9 25.1 95
ROACH 9700 .1 .0 29.3 28.5 103
TOWER 10500 .1 7.2 1 58.5 52.5 111
WHISKEY PARK 8950 .0 .0 100 47.0 40.0 118
WILLOW CREEK PASS 9540 .0 .0 100 -M 21.2 *
ZIRKEL 9340 .0 .0 100 42.9 34.8 123
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Basin wide percent of average 7 96
YAMPA AND WHITE RIVER BASINS
BATTLE MOUNTAIN 7440 .0 .0 100 28.1 22.3 126
BEAR RIVER 9080 .1 -M * 21.0 -M *
BISON LAKE 10880 .0 2.2 0 41.4 39.8 104
BUFFALO PARK 9240 .0 .0 100 21.8 24.8 88
BURRO MOUNTAIN 9400 .1 .0 28.5 29.9 95
COLUMBINE 9160 .0 .0 100 36.8 33.8 109
CROSHO 9100 .0 .0 100 23.8 23.5 101
DIVIDE PEAK 8880 -M .0 * 39.0 29.1 134
DRY LAKE 8400 .0 .0 100 37.3 34.0 110
ELK RIVER 8700 .2 .0 31.1 27.7 112
LITTLE SNAKE RIVER 8915 .0 -M * 46.0 -M *
LOST DOG 9320 .0 4.5 0 37.0 36.1 102
LYNX PASS 8880 .0 .0 100 20.3 19.3 105
RABBIT EARS 9400 .0 .0 100 43.3 42.5 102
RIPPLE CREEK 10340 .0 .8 0 38.0 41.0 93
SANDSTONE RS 8150 -M .0 * 30.5 26.4 116
TOWER 10500 .1 7.2 1 58.5 52.5 111
TRAPPER LAKE 9700 -M .0 * 31.5 31.0 102
WHISKEY PARK 8950 .0 .0 100 47.0 40.0 118
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Basin wide percent of average 1 107
ARKANSAS RIVER BASIN
APISHAPA 10000 -M .0 * 16.6 19.3 86
BRUMLEY 10600 .0 .0 100 -M 20.6 *
FREMONT PASS 11400 .1 .0 25.9 22.6 115
GLEN COVE 11460 .0 -M * 18.3 -M *
HAYDEN PASS 10720 .0 -M * 22.0 -M *
PORPHYRY CREEK 10760 .2 .0 14.8 21.7 68
SAINT ELMO 10540 -M -M * -M -M *
SOUTH COLONY 10800 -M .0 * -M 31.3 *
WHISKEY CK 10220 .2 .0 21.6 24.1 90
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Basin wide percent of average * 90*
UPPER RIO GRANDE BASIN
BEARTOWN 11600 .0 .0 100 34.0 32.0 106
COCHETOPA PASS 10020 .1 -M * 13.9 -M *
CULEBRA #2 10500 .1 .0 16.3 20.7 79
CUMBRES TRESTLE 10040 .0 .0 100 32.8 32.2 102
GRAYBACK 11620 .0 -M * 28.3 -M *
HAYDEN PASS 10720 .0 -M * 22.0 -M *
LILY POND 11000 .0 .0 100 30.9 26.8 115
MEDANO PASS 9649 1.4 .0 16.6 15.4 108
MIDDLE CREEK 11250 .0 .0 100 35.7 31.9 112
MOON PASS 11140 .0 -M * 15.6 -M *
SARGENTS MESA 11530 .0 -M * 20.6 -M *
TRINCHERA 10860 .0 .0 100 19.2 16.9 114
UPPER RIO GRANDE 9400 .2 .0 14.9 16.1 93
UTE CREEK 10650 1.1 .0 25.0 23.7 105
WOLF CREEK SUMMIT 11000 .0 4.7 0 46.5 43.2 108
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Basin wide percent of average 0* 105
SAN MIGUEL, DOLORES, ANIMAS AND SAN JUAN RIVER BASINS
CASCADE 8880 .2 .0 27.2 26.6 102
COLUMBUS BASIN 10785 .0 .0 100 39.0 42.7 91
EL DIENTE PEAK 10000 .2 .0 26.7 28.3 94
LIZARD HEAD PASS 10200 .1 .0 23.9 24.4 98
LONE CONE 9600 .2 .0 29.0 28.1 103
MANCOS 10000 .2 .0 26.9 25.8 104
MINERAL CREEK 10040 .0 .0 100 24.4 24.6 99
MOLAS LAKE 10500 .0 .0 100 30.8 27.7 111
RED MOUNTAIN PASS 11200 .0 .0 100 36.9 33.9 109
SCOTCH CREEK 9100 .0 .0 100 23.6 24.9 95
SHARKSTOOTH 10720 .8 -M * 31.9 -M *
SPUD MOUNTAIN 10660 .1 .0 40.2 40.9 98
STUMP LAKES 11200 .1 .6 17 25.5 29.7 86
UPPER SAN JUAN 10200 -M .0 * 46.7 41.8 112
VALLECITO 10880 -M .0 * 23.2 27.3 85
WOLF CREEK SUMMIT 11000 .0 4.7 0 46.5 43.2 108
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Basin wide percent of average 2* 100
-M = Missing data
* = Data may not provide a valid measure of conditions.
The TOTAL PRECIPITATION Percent of Average represents the total precipitation
(beginning October 1st) found at selected SNOTEL sites in or near the basin
compared to the average value for those sites on this day.
Contact your state water supply staff for assistance.
Reference period for average conditions is 1961-90.
Provisional data, subject to revision.
To NRCS/WRDS Page