Upper Colorado Snowpack Database

Lake Powell, Vail, Steamboat Springs, Crested Butte

Colorado Snow

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ENTIRE UPPER COLORADO RIVER BASIN
As of: 2024-04-23
Day #205 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 11.759 13.966 84.19% 13.203 89.06% 18.980 19.806 95.83% April 4th 15.580 75.47%

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 2.017 4.730 42.63% 3.133 64.36% 14.533 16.516 87.99% March 14th 10.750 18.76%

GUNNISON RIVER 16 of 16 10,320 10.606 15.114 70.17% 13.827 76.71% 18.638 20.621 90.38% April 5th 16.621 63.81%

UPPER GREEN RIVER 24 of 26 8,946 10.158 13.115 77.45% 12.254 82.90% 15.612 16.500 94.62% April 9th 14.148 71.80%

SAN JUAN RIVER HEADWATERS 9 of 9 10,689 13.600 17.185 79.14% 15.956 85.24% 20.544 23.707 86.66% April 5th 18.871 72.07%

DOLORES/SAN MIGUEL RIVER 9 of 9 10,316 9.856 12.070 81.65% 11.475 85.89% 18.522 20.539 90.18% March 31st 15.640 63.02%

DUCHESNE RIVER 15 of 15 9,301 9.720 11.506 84.47% 10.200 95.29% 17.847 17.734 100.64% March 31st 13.492 72.04%

ANIMAS RIVER 8 of 9 10,439 13.312 15.519 85.78% 15.067 88.36% 20.788 23.540 88.31% April 4th 17.615 75.57%

PRICE-SAN RAFAEL 11 of 11 9,013 9.727 11.225 86.66% 10.743 90.55% 18.164 17.681 102.73% March 31st 13.981 69.58%

DIRTY DEVIL RIVER 6 of 6 9,445 5.250 5.944 88.32% 4.125 127.27% 13.483 13.623 98.97% March 31st 9.491 55.32%

ROARING FORK RIVER 8 of 8 9,780 13.325 14.940 89.19% 13.988 95.26% 21.350 21.622 98.74% April 4th 16.685 79.86%

YAMPA/WHITE RIVER 21 of 21 9,153 18.062 19.175 94.19% 18.715 96.51% 25.810 25.056 103.01% April 4th 20.167 89.56%

UPPER COLORADO RIVER HEADWATERS 18 of 20 10,195 15.994 16.048 99.66% 16.806 95.17% 20.283 19.806 102.41% April 12th 16.217 98.63%

ESCALANTE RIVER 4 of 4 9,877 9.225 7.449 123.84% 6.267 147.21% 15.400 14.154 108.80% April 3rd 10.582 87.18%

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