Upper Colorado Snowpack Database

Lake Powell, Vail, Steamboat Springs, Crested Butte

Colorado Snow

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ENTIRE UPPER COLORADO RIVER BASIN
As of: 2024-05-03
Day #215 of Water Year 2024
All water / SWE measurements in inches

SNOTEL SITES
REPORTING AVG
ELEVATION AVG
CUR SWE AVG
SWE AVG PCT
SWE AVG ALL UC
MEDIAN SWE PCT
MEDIAN SWE AVG
CUR TP AVG
TP AVG PCT
TP AVG SNOWPACK
MAX DATE SNOWPACK
MAX AMT PCT of
MAX AMT

134 of 141 9,630 10.049 12.170 82.57% 11.244 89.38% 20.100 20.924 96.06% April 4th 15.580 64.50%

Summary of River Basin Averages that drain into Lake Powell

RIVER BASIN
Click for details and graph BASIN SITES
REPORTING AVG
ELEVATION AVG
CUR SWE AVG
SWE AVG PCT
SWE AVG BASIN
MEDIAN SWE PCT
MEDIAN SWE AVG
CUR TP AVG
TP AVG PCT
TP AVG SNOWPACK
MAX DATE SNOWPACK
MAX AMT PCT of
MAX AMT

SOUTH EASTERN UTAH 6 of 6 8,976 0.067 2.419 2.76% 0.200 33.35% 15.333 17.313 88.56% March 14th 10.750 0.62%

DIRTY DEVIL RIVER 6 of 6 9,445 1.883 3.473 54.23% 0.975 193.16% 13.550 14.480 93.57% March 31st 9.491 19.84%

SAN JUAN RIVER HEADWATERS 9 of 9 10,689 9.056 15.433 58.68% 14.500 62.45% 21.256 24.744 85.90% April 5th 18.871 47.99%

GUNNISON RIVER 15 of 16 10,320 8.520 13.148 64.80% 11.967 71.20% 19.688 21.738 90.57% April 5th 16.621 51.26%

UPPER GREEN RIVER 23 of 26 8,946 8.617 11.337 76.01% 10.221 84.31% 16.713 17.389 96.11% April 9th 14.148 60.91%

DUCHESNE RIVER 15 of 15 9,301 7.413 9.679 76.59% 7.893 93.92% 18.633 18.697 99.66% March 31st 13.492 54.95%

ANIMAS RIVER 8 of 9 10,439 11.375 13.647 83.35% 13.467 84.47% 21.762 24.707 88.08% April 4th 17.615 64.58%

ROARING FORK RIVER 8 of 8 9,780 10.875 12.999 83.66% 12.212 89.05% 22.712 22.953 98.95% April 4th 16.685 65.18%

DOLORES/SAN MIGUEL RIVER 8 of 9 10,316 8.700 9.676 89.91% 8.050 108.07% 19.422 21.660 89.67% March 31st 15.640 55.63%

YAMPA/WHITE RIVER 21 of 21 9,153 16.033 17.530 91.46% 16.965 94.51% 27.148 26.547 102.26% April 4th 20.167 79.50%

PRICE-SAN RAFAEL 10 of 11 9,013 7.970 8.695 91.67% 7.971 99.98% 19.136 18.688 102.40% March 31st 13.981 57.01%

UPPER COLORADO RIVER HEADWATERS 20 of 20 10,195 15.785 15.115 104.43% 15.612 101.11% 21.820 21.171 103.07% April 12th 16.217 97.34%

ESCALANTE RIVER 4 of 4 9,877 6.175 4.783 129.11% 1.933 319.40% 15.750 14.955 105.31% April 3rd 10.582 58.35%

SWE and TP Averages are from the 30 year average calculated from all data between 10/01/1990 and 09/30/2020

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Upper Colorado River Basin SWE and TP Averages are from the 30 year average calculated from data between 10/01/1990 and 09/30/2020

Abbreviations Legend:
-- indicates the either no measurement taken or data not received
SWE = Snow Water Equivalent
SWE is the amount of water in a volume of snow, measured by weight
TP = Total Precipitation
AVG SWE = Average Snow Water Equivalent for date listed above
AVG TP = Average Total Precipitation for date listed above
PCT SWE AVG = SWE as a Percent of Average SWE for that date
PCT TP AVG = TP as a Percent of Average TP for that date
Percent of Average Numbers are calculated only for those stations that report for a given date
A non-reporting station is eliminated from the calculation of overall averages, not treated as a 0
* Max Snowpack numbers and dates come from NRCS data for previous year

Colors Legend:
Red, less than 50% of average
Orange, between 50% and 80% of average
Green, between 80% and 120% of average
Blue, between 120% and 150% of average
Purple, greater than 150% of average

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Snow data courtesy of the NRCS and the USDA
All data is provisional and subject to review and modification
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Lake Powell, Vail, Steamboat Springs, Crested Butte