Upper Colorado Snowpack Database

Lake Powell, Vail, Steamboat Springs, Crested Butte

Colorado Snow

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ENTIRE UPPER COLORADO RIVER BASIN
As of: 2024-05-04
Day #216 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

126 of 141 9,630 10.406 11.933 87.21% 10.952 95.01% 20.142 21.012 95.86% April 4th 15.580 66.79%

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 4 of 6 8,976 0.000 2.191 * 0.00% 0.000 % 15.317 17.366 88.20% March 14th 10.750 0.00%

SAN JUAN RIVER HEADWATERS 9 of 9 10,689 8.567 15.230 56.25% 14.089 60.80% 21.267 24.839 85.62% April 5th 18.871 45.40%

GUNNISON RIVER 15 of 16 10,320 8.047 12.869 62.53% 11.633 69.17% 19.681 21.814 90.23% April 5th 16.621 48.41%

DIRTY DEVIL RIVER 4 of 6 9,445 2.400 3.203 74.94% 0.650 369.23% 13.550 14.539 93.20% March 31st 9.491 25.29%

ANIMAS RIVER 8 of 9 10,439 10.600 13.442 78.86% 13.333 79.50% 21.775 24.815 87.75% April 4th 17.615 60.18%

DUCHESNE RIVER 13 of 15 9,301 7.723 9.458 81.65% 7.587 101.80% 18.713 18.778 99.65% March 31st 13.492 57.24%

ROARING FORK RIVER 8 of 8 9,780 10.512 12.714 82.69% 11.838 88.81% 22.712 23.029 98.62% April 4th 16.685 63.01%

UPPER GREEN RIVER 21 of 26 8,946 9.667 11.097 87.11% 9.862 98.01% 16.861 17.484 96.44% April 9th 14.148 68.33%

YAMPA/WHITE RIVER 21 of 21 9,153 16.000 17.284 92.57% 16.620 96.27% 27.248 26.660 102.20% April 4th 20.167 79.34%

PRICE-SAN RAFAEL 10 of 11 9,013 8.030 8.355 96.11% 7.586 105.86% 19.100 18.755 101.84% March 31st 13.981 57.44%

DOLORES/SAN MIGUEL RIVER 7 of 9 10,316 9.057 9.415 96.20% 7.862 115.19% 19.422 21.745 89.32% March 31st 15.640 57.91%

UPPER COLORADO RIVER HEADWATERS 20 of 20 10,195 15.660 14.950 104.75% 15.459 101.30% 21.810 21.260 102.59% April 12th 16.217 96.57%

ESCALANTE RIVER 4 of 4 9,877 5.275 4.491 117.46% 1.500 351.67% 15.750 15.012 104.92% April 3rd 10.582 49.85%

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