Upper Colorado Snowpack Database

Lake Powell, Vail, Steamboat Springs, Crested Butte

Colorado Snow





1, , , , , , , ,

ENTIRE UPPER COLORADO RIVER BASIN
As of: 2025-06-14
Day #257 of Water Year 2025
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
0.163
1.374
11.88%
0.422
38.65%
19.922
23.877
83.44%
April 4th
15.580
1.05%

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
0.067
0.000
%
0.000
%
12.633
19.446
64.97%
March 14th
10.750
0.62%
DIRTY DEVIL RIVER
6 of 6
9,445
0.000
0.001 *
0.00%
0.000
%
12.633
16.520
76.48%
March 31st
9.491
0.00%
ESCALANTE RIVER
4 of 4
9,877
0.000
0.002 *
0.00%
0.000
%
12.450
16.969
73.37%
April 3rd
10.582
0.00%
ROARING FORK RIVER
8 of 8
9,780
0.000
1.038 *
0.00%
0.000
%
20.350
25.874
78.65%
April 4th
16.685
0.00%
GUNNISON RIVER
16 of 16
10,320
0.012
1.218
1.03%
0.000
%
19.425
24.251
80.10%
April 5th
16.621
0.08%
SAN JUAN RIVER HEADWATERS
9 of 9
10,689
0.022
1.764
1.26%
0.444
5.00%
20.444
27.215
75.12%
April 5th
18.871
0.12%
UPPER GREEN RIVER
24 of 26
8,946
0.025
1.158
2.16%
0.212
11.76%
18.808
20.889
90.04%
April 9th
14.148
0.18%
ANIMAS RIVER
8 of 9
10,439
0.025
1.082
2.31%
0.000
%
23.725
27.311
86.87%
April 4th
17.615
0.14%
DOLORES/SAN MIGUEL RIVER
8 of 9
10,316
0.050
0.713
7.02%
0.000
%
22.222
24.224
91.74%
March 31st
15.640
0.32%
DUCHESNE RIVER
14 of 15
9,301
0.114
1.523
7.50%
0.013
859.40%
17.473
21.664
80.65%
March 31st
13.492
0.85%
YAMPA/WHITE RIVER
21 of 21
9,153
0.524
2.936
17.84%
1.895
27.64%
25.567
30.131
84.85%
April 4th
20.167
2.60%
UPPER COLORADO RIVER HEADWATERS
20 of 20
10,195
0.385
1.874
20.54%
0.847
45.45%
22.185
24.337
91.16%
April 12th
16.217
2.37%
PRICE-SAN RAFAEL
11 of 11
9,013
0.027
0.130
21.02%
0.000
%
17.973
21.126
85.07%
March 31st
13.981
0.20%

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