Upper Colorado Snowpack Database

Lake Powell, Vail, Steamboat Springs, Crested Butte

Colorado Snow

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ENTIRE UPPER COLORADO RIVER BASIN
As of: 2024-05-06
Day #218 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

137 of 141 9,630 8.996 11.292 79.67% 10.261 87.67% 20.360 21.161 96.21% April 4th 15.580 57.74%

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 0.283 1.720 16.47% 0.133 212.53% 15.800 17.475 90.41% March 14th 10.750 2.64%

SAN JUAN RIVER HEADWATERS 8 of 9 10,689 7.262 14.558 49.89% 13.189 55.07% 20.525 24.991 82.13% April 5th 18.871 38.48%

DIRTY DEVIL RIVER 6 of 6 9,445 1.400 2.687 52.11% 0.350 400.00% 13.650 14.626 93.32% March 31st 9.491 14.75%

GUNNISON RIVER 16 of 16 10,320 6.900 12.153 56.77% 10.860 63.54% 19.981 21.981 90.90% April 5th 16.621 41.51%

DOLORES/SAN MIGUEL RIVER 9 of 9 10,316 6.522 8.653 75.38% 7.388 88.29% 19.767 21.907 90.23% March 31st 15.640 41.70%

ANIMAS RIVER 8 of 9 10,439 9.775 12.786 76.45% 12.500 78.20% 22.100 24.972 88.50% April 4th 17.615 55.49%

UPPER GREEN RIVER 24 of 26 8,946 8.242 10.453 78.84% 8.967 91.91% 17.356 17.633 98.43% April 9th 14.148 58.25%

ROARING FORK RIVER 8 of 8 9,780 9.638 11.975 80.48% 11.025 87.41% 22.938 23.196 98.89% April 4th 16.685 57.76%

DUCHESNE RIVER 15 of 15 9,301 7.480 8.893 84.11% 6.973 107.27% 19.140 18.904 101.25% March 31st 13.492 55.44%

PRICE-SAN RAFAEL 11 of 11 9,013 6.518 7.605 85.70% 7.114 91.62% 19.327 18.866 102.45% March 31st 13.981 46.62%

YAMPA/WHITE RIVER 21 of 21 9,153 15.024 16.618 90.41% 15.945 94.22% 27.510 26.853 102.45% April 4th 20.167 74.50%

UPPER COLORADO RIVER HEADWATERS 20 of 20 10,195 14.835 14.435 102.77% 14.976 99.06% 21.900 21.408 102.30% April 12th 16.217 91.48%

ESCALANTE RIVER 4 of 4 9,877 4.300 3.831 112.24% 0.867 496.13% 15.875 15.083 105.25% April 3rd 10.582 40.64%

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