Upper Colorado Snowpack Database

Lake Powell, Vail, Steamboat Springs, Crested Butte

Colorado Snow

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ENTIRE UPPER COLORADO RIVER BASIN
As of: 2024-04-24
Day #206 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

136 of 141 9,630 11.362 13.813 82.25% 13.047 87.08% 19.020 19.931 95.43% April 4th 15.580 72.93%

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 1.383 4.464 30.99% 2.667 51.87% 14.533 16.583 87.64% March 14th 10.750 12.87%

GUNNISON RIVER 15 of 16 10,320 10.573 14.954 70.70% 13.633 77.55% 18.644 20.746 89.87% April 5th 16.621 63.61%

UPPER GREEN RIVER 24 of 26 8,946 9.638 12.960 74.36% 12.025 80.15% 15.621 16.586 94.18% April 9th 14.148 68.12%

SAN JUAN RIVER HEADWATERS 9 of 9 10,689 12.822 17.055 75.18% 15.856 80.87% 20.544 23.825 86.23% April 5th 18.871 67.95%

DIRTY DEVIL RIVER 6 of 6 9,445 4.350 5.662 76.83% 3.925 110.83% 13.483 13.704 98.39% March 31st 9.491 45.83%

DOLORES/SAN MIGUEL RIVER 9 of 9 10,316 9.189 11.817 77.76% 11.238 81.77% 18.511 20.648 89.65% March 31st 15.640 58.75%

DUCHESNE RIVER 15 of 15 9,301 9.073 11.335 80.04% 9.920 91.46% 17.867 17.818 100.27% March 31st 13.492 67.25%

PRICE-SAN RAFAEL 11 of 11 9,013 9.036 10.996 82.18% 10.443 86.53% 18.154 17.777 102.12% March 31st 13.981 64.63%

ROARING FORK RIVER 7 of 8 9,780 12.243 14.811 82.66% 13.938 87.84% 21.586 21.792 99.05% April 4th 16.685 73.38%

ANIMAS RIVER 8 of 9 10,439 12.925 15.395 83.96% 14.978 86.29% 20.762 23.666 87.73% April 4th 17.615 73.37%

YAMPA/WHITE RIVER 21 of 21 9,153 17.395 19.032 91.40% 18.580 93.62% 25.833 25.230 102.39% April 4th 20.167 86.26%

UPPER COLORADO RIVER HEADWATERS 20 of 20 10,195 16.100 16.003 100.60% 16.676 96.54% 20.420 19.996 102.12% April 12th 16.217 99.28%

ESCALANTE RIVER 4 of 4 9,877 8.425 7.216 116.75% 6.300 133.73% 15.400 14.256 108.02% April 3rd 10.582 79.62%

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