Upper Colorado Snowpack Database

Lake Powell, Vail, Steamboat Springs, Crested Butte

Colorado Snow





1, , , , , , , ,

ENTIRE UPPER COLORADO RIVER BASIN
As of: 2026-05-11
Day #223 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
137 of 141
9,630
2.008
9.956
20.17%
8.697
23.09%
17.127
21.676
79.01%
April 4th
15.580
12.89%

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
0.000
1.111 *
0.00%
0.000
%
15.167
17.862
84.91%
March 14th
10.750
0.00%
DIRTY DEVIL RIVER
6 of 6
9,445
0.000
1.756 *
0.00%
0.000
%
11.483
14.960
76.76%
March 31st
9.491
0.00%
PRICE-SAN RAFAEL
11 of 11
9,013
0.000
6.037 *
0.00%
4.486
0.00%
14.246
19.303
73.80%
March 31st
13.981
0.00%
ESCALANTE RIVER
4 of 4
9,877
0.000
2.905 *
0.00%
0.367
0.00%
12.875
15.439
83.39%
April 3rd
10.582
0.00%
ANIMAS RIVER
8 of 9
10,439
0.912
11.291
8.08%
10.133
9.00%
23.362
25.408
91.95%
April 4th
17.615
5.18%
SAN JUAN RIVER HEADWATERS
9 of 9
10,689
1.433
13.124
10.92%
11.211
12.78%
24.011
25.400
94.53%
April 5th
18.871
7.60%
GUNNISON RIVER
16 of 16
10,320
1.206
10.594
11.39%
9.153
13.18%
17.119
22.476
76.17%
April 5th
16.621
7.26%
ROARING FORK RIVER
8 of 8
9,780
1.188
10.370
11.45%
9.312
12.75%
16.175
23.757
68.09%
April 4th
16.685
7.12%
DUCHESNE RIVER
15 of 15
9,301
1.280
7.755
16.51%
6.147
20.82%
16.207
19.381
83.62%
March 31st
13.492
9.49%
UPPER COLORADO RIVER HEADWATERS
19 of 20
10,195
3.374
13.236
25.49%
13.459
25.07%
15.520
21.947
70.72%
April 12th
16.217
20.80%
YAMPA/WHITE RIVER
20 of 21
9,153
3.870
15.013
25.78%
14.355
26.96%
20.890
27.495
75.98%
April 4th
20.167
19.19%
DOLORES/SAN MIGUEL RIVER
9 of 9
10,316
1.933
7.410
26.09%
5.350
36.14%
18.922
22.414
84.42%
March 31st
15.640
12.36%
UPPER GREEN RIVER
25 of 26
8,946
2.756
9.170
30.05%
7.629
36.12%
16.216
18.198
89.11%
April 9th
14.148
19.48%

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