Upper Colorado Snowpack Database

Lake Powell, Vail, Steamboat Springs, Crested Butte

Colorado Snow




1, , , , , , , ,

ENTIRE UPPER COLORADO RIVER BASIN
As of: 2026-05-08
Day #220 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
132 of 141
9,630
2.712
10.674
25.41%
9.525
28.47%
17.070
21.331
80.03%
April 4th
15.580
17.41%

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
DIRTY DEVIL RIVER
5 of 6
9,445
0.000
2.301 *
0.00%
0.150
0.00%
11.450
14.748
77.64%
March 31st
9.491
0.00%
ESCALANTE RIVER
3 of 4
9,877
0.033
3.456
0.96%
0.667
4.99%
12.850
15.217
84.44%
April 3rd
10.582
0.31%
PRICE-SAN RAFAEL
11 of 11
9,013
0.073
6.948
1.05%
6.071
1.20%
14.264
19.038
74.92%
March 31st
13.981
0.52%
SOUTH EASTERN UTAH
6 of 6
8,976
0.133
1.392
9.58%
0.000
%
15.117
17.596
85.91%
March 14th
10.750
1.24%
ANIMAS RIVER
8 of 9
10,439
1.625
12.100
13.43%
11.122
14.61%
23.400
25.125
93.13%
April 4th
17.615
9.23%
GUNNISON RIVER
16 of 16
10,320
1.706
11.448
14.90%
10.020
17.03%
17.175
22.140
77.58%
April 5th
16.621
10.27%
SAN JUAN RIVER HEADWATERS
9 of 9
10,689
2.167
13.888
15.60%
12.467
17.38%
24.033
25.142
95.59%
April 5th
18.871
11.48%
ROARING FORK RIVER
8 of 8
9,780
1.938
11.219
17.27%
10.112
19.16%
16.238
23.355
69.52%
April 4th
16.685
11.61%
DUCHESNE RIVER
14 of 15
9,301
2.214
8.386
26.40%
6.540
33.86%
16.133
19.077
84.57%
March 31st
13.492
16.41%
DOLORES/SAN MIGUEL RIVER
9 of 9
10,316
2.211
7.999
27.64%
6.312
35.03%
18.922
22.073
85.73%
March 31st
15.640
14.14%
YAMPA/WHITE RIVER
19 of 21
9,153
4.684
15.849
29.55%
15.125
30.97%
20.590
27.047
76.12%
April 4th
20.167
23.23%
UPPER COLORADO RIVER HEADWATERS
19 of 20
10,195
4.395
13.837
31.76%
14.212
30.92%
15.560
21.550
72.20%
April 12th
16.217
27.10%
UPPER GREEN RIVER
23 of 26
8,946
3.874
9.903
39.12%
8.346
46.42%
16.204
17.846
90.80%
April 9th
14.148
27.38%

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