Upper Colorado Snowpack Database

Lake Powell, Vail, Steamboat Springs, Crested Butte

Colorado Snow

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ENTIRE UPPER COLORADO RIVER BASIN
As of: 2025-01-20
Day #112 of Water Year 2025
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

135 of 141 9,630 7.154 8.771 81.56% 8.115 88.16% 9.015 10.391 86.76% April 4th 15.580 45.92%

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

ESCALANTE RIVER 4 of 4 9,877 2.150 5.387 39.91% 4.733 45.42% 4.500 7.185 62.63% April 3rd 10.582 20.32%

SOUTH EASTERN UTAH 6 of 6 8,976 2.883 6.064 47.55% 5.433 53.07% 5.333 9.004 59.23% March 14th 10.750 26.82%

SAN JUAN RIVER HEADWATERS 8 of 9 10,689 6.262 10.706 58.50% 10.167 61.60% 8.686 12.854 67.57% April 5th 18.871 33.19%

DIRTY DEVIL RIVER 6 of 6 9,445 3.250 5.150 63.11% 4.750 68.42% 5.333 7.219 73.88% March 31st 9.491 34.24%

DUCHESNE RIVER 14 of 15 9,301 5.557 7.786 71.37% 6.667 83.36% 7.614 9.588 79.42% March 31st 13.492 41.19%

PRICE-SAN RAFAEL 11 of 11 9,013 5.800 7.788 74.47% 7.071 82.02% 8.827 9.439 93.52% March 31st 13.981 41.48%

DOLORES/SAN MIGUEL RIVER 8 of 9 10,316 7.000 8.763 79.88% 8.038 87.09% 10.100 10.783 93.67% March 31st 15.640 44.76%

ANIMAS RIVER 7 of 9 10,439 8.386 10.255 81.77% 9.511 88.17% 11.617 12.605 92.16% April 4th 17.615 47.61%

UPPER GREEN RIVER 25 of 26 8,946 6.548 7.889 83.00% 7.112 92.06% 7.808 8.794 88.80% April 9th 14.148 46.28%

GUNNISON RIVER 16 of 16 10,320 7.662 8.959 85.53% 8.140 94.13% 9.319 10.557 88.27% April 5th 16.621 46.10%

YAMPA/WHITE RIVER 21 of 21 9,153 10.152 11.312 89.75% 10.920 92.97% 12.386 13.197 93.85% April 4th 20.167 50.34%

ROARING FORK RIVER 8 of 8 9,780 8.400 8.949 93.86% 8.325 100.90% 9.412 10.727 87.75% April 4th 16.685 50.34%

UPPER COLORADO RIVER HEADWATERS 19 of 20 10,195 9.053 8.931 101.37% 8.818 102.67% 9.890 10.011 98.78% April 12th 16.217 55.82%

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