Upper Colorado Snowpack Database

Lake Powell, Vail, Steamboat Springs, Crested Butte

Colorado Snow

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ENTIRE UPPER COLORADO RIVER BASIN
As of: 2024-05-07
Day #219 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

123 of 141 9,630 9.868 10.960 90.04% 9.880 99.88% 20.616 21.239 97.06% April 4th 15.580 63.34%

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 5 of 6 8,976 0.280 1.534 18.25% 0.200 140.00% 15.850 17.525 90.44% March 14th 10.750 2.60%

SAN JUAN RIVER HEADWATERS 8 of 9 10,689 7.075 14.223 49.74% 12.822 55.18% 20.462 25.059 81.66% April 5th 18.871 37.49%

GUNNISON RIVER 14 of 16 10,320 8.136 11.772 69.11% 10.453 77.83% 20.206 22.055 91.62% April 5th 16.621 48.95%

ANIMAS RIVER 8 of 9 10,439 9.712 12.443 78.06% 11.744 82.70% 22.112 25.047 88.29% April 4th 17.615 55.14%

DIRTY DEVIL RIVER 4 of 6 9,445 2.000 2.486 80.46% 0.250 800.00% 13.783 14.659 94.02% March 31st 9.491 21.07%

ROARING FORK RIVER 7 of 8 9,780 9.771 11.562 84.52% 10.538 92.73% 23.629 23.273 101.53% April 4th 16.685 58.56%

UPPER GREEN RIVER 20 of 26 8,946 8.880 10.151 87.48% 8.592 103.36% 17.264 17.735 97.34% April 9th 14.148 62.77%

DUCHESNE RIVER 13 of 15 9,301 7.700 8.644 89.08% 6.720 114.58% 19.293 19.003 101.53% March 31st 13.492 57.07%

YAMPA/WHITE RIVER 21 of 21 9,153 15.810 16.177 97.73% 15.455 102.29% 28.343 26.930 105.25% April 4th 20.167 78.39%

PRICE-SAN RAFAEL 10 of 11 9,013 7.310 7.273 100.51% 6.771 107.95% 19.600 18.942 103.47% March 31st 13.981 52.29%

DOLORES/SAN MIGUEL RIVER 7 of 9 10,316 8.400 8.308 101.10% 6.825 123.08% 19.744 21.993 89.78% March 31st 15.640 53.71%

UPPER COLORADO RIVER HEADWATERS 20 of 20 10,195 15.325 14.108 108.62% 14.571 105.18% 22.395 21.473 104.30% April 12th 16.217 94.50%

ESCALANTE RIVER 3 of 4 9,877 5.667 3.613 156.86% 0.867 653.82% 15.950 15.122 105.48% April 3rd 10.582 53.55%

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