Upper Colorado Snowpack Database

Lake Powell, Vail, Steamboat Springs, Crested Butte

Colorado Snow




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ENTIRE UPPER COLORADO RIVER BASIN
As of: 2026-04-16
Day #198 of Water Year 2026
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
3.384
14.941
22.65%
14.382
23.53%
15.264
19.120
79.83%
April 4th
15.580
21.72%

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
0.050
6.883
0.73%
6.533
0.77%
14.283
16.159
88.39%
March 14th
10.750
0.47%
PRICE-SAN RAFAEL
11 of 11
9,013
0.264
12.743
2.07%
12.671
2.08%
12.727
17.159
74.17%
March 31st
13.981
1.89%
GUNNISON RIVER
15 of 16
10,320
2.420
16.111
15.02%
14.853
16.29%
15.667
19.948
78.54%
April 5th
16.621
14.56%
DIRTY DEVIL RIVER
6 of 6
9,445
1.267
7.701
16.45%
5.925
21.38%
10.767
13.191
81.62%
March 31st
9.491
13.35%
DOLORES/SAN MIGUEL RIVER
9 of 9
10,316
2.311
14.026
16.48%
13.462
17.17%
17.478
20.038
87.22%
March 31st
15.640
14.78%
ANIMAS RIVER
7 of 9
10,439
2.829
16.771
16.87%
16.044
17.63%
21.443
23.055
93.01%
April 4th
17.615
16.06%
SAN JUAN RIVER HEADWATERS
8 of 9
10,689
3.200
18.324
17.46%
17.211
18.59%
22.100
23.209
95.22%
April 5th
18.871
16.96%
ESCALANTE RIVER
4 of 4
9,877
1.900
9.313
20.40%
7.867
24.15%
12.200
13.726
88.88%
April 3rd
10.582
17.96%
ROARING FORK RIVER
8 of 8
9,780
3.275
15.946
20.54%
15.250
21.48%
13.962
20.736
67.34%
April 4th
16.685
19.63%
DUCHESNE RIVER
15 of 15
9,301
2.760
12.633
21.85%
11.813
23.36%
14.347
17.174
83.54%
March 31st
13.492
20.46%
YAMPA/WHITE RIVER
21 of 21
9,153
4.648
19.764
23.52%
19.765
23.51%
17.952
24.047
74.66%
April 4th
20.167
23.05%
UPPER COLORADO RIVER HEADWATERS
20 of 20
10,195
4.730
16.182
29.23%
16.929
27.94%
13.060
18.897
69.11%
April 12th
16.217
29.17%
UPPER GREEN RIVER
23 of 26
8,946
5.570
13.878
40.13%
13.183
42.25%
14.804
15.889
93.17%
April 9th
14.148
39.37%

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