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

132 of 141 9,630 9.211 11.292 81.57% 10.261 89.76% 20.330 21.161 96.08% April 4th 15.580 59.12%

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 0.433 1.720 25.20% 0.133 325.06% 15.800 17.475 90.41% March 14th 10.750 4.03%

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%

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%

DIRTY DEVIL RIVER 5 of 6 9,445 1.660 2.687 61.79% 0.350 474.29% 13.683 14.626 93.55% March 31st 9.491 17.49%

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%

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%

UPPER GREEN RIVER 22 of 26 8,946 9.000 10.453 86.10% 8.967 100.37% 17.356 17.633 98.43% April 9th 14.148 63.61%

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%

DUCHESNE RIVER 14 of 15 9,301 8.257 8.893 92.85% 6.973 118.41% 19.140 18.904 101.25% March 31st 13.492 61.20%

PRICE-SAN RAFAEL 10 of 11 9,013 7.130 7.605 93.75% 7.114 100.22% 19.364 18.866 102.64% March 31st 13.981 51.00%

UPPER COLORADO RIVER HEADWATERS 19 of 20 10,195 14.490 14.435 100.38% 14.976 96.75% 21.742 21.408 101.56% April 12th 16.217 89.35%

ESCALANTE RIVER 3 of 4 9,877 5.733 3.831 149.66% 0.867 661.51% 15.875 15.083 105.25% April 3rd 10.582 54.18%

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