Upper Colorado Snowpack Database

Lake Powell, Vail, Steamboat Springs, Crested Butte

Colorado Snow




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ENTIRE UPPER COLORADO RIVER BASIN
As of: 2026-04-19
Day #201 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
134 of 141
9,630
3.448
14.625
23.58%
13.876
24.85%
15.392
19.441
79.17%
April 4th
15.580
22.13%

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
6.102
1.09%
5.300
1.26%
14.350
16.334
87.85%
March 14th
10.750
0.62%
PRICE-SAN RAFAEL
9 of 11
9,013
0.278
12.227
2.27%
11.829
2.35%
12.764
17.422
73.26%
March 31st
13.981
1.99%
GUNNISON RIVER
16 of 16
10,320
2.350
15.800
14.87%
14.387
16.33%
15.431
20.272
76.12%
April 5th
16.621
14.14%
SAN JUAN RIVER HEADWATERS
9 of 9
10,689
2.900
17.909
16.19%
16.900
17.16%
22.022
23.418
94.04%
April 5th
18.871
15.37%
ANIMAS RIVER
8 of 9
10,439
2.750
16.285
16.89%
15.667
17.55%
21.450
23.259
92.22%
April 4th
17.615
15.61%
DIRTY DEVIL RIVER
6 of 6
9,445
1.200
7.089
16.93%
5.200
23.08%
10.850
13.411
80.91%
March 31st
9.491
12.64%
DOLORES/SAN MIGUEL RIVER
9 of 9
10,316
2.244
13.257
16.93%
12.500
17.96%
17.511
20.262
86.42%
March 31st
15.640
14.35%
ROARING FORK RIVER
8 of 8
9,780
3.238
15.631
20.71%
14.675
22.06%
14.100
21.155
66.65%
April 4th
16.685
19.40%
ESCALANTE RIVER
4 of 4
9,877
1.800
8.612
20.90%
7.367
24.43%
12.200
13.885
87.86%
April 3rd
10.582
17.01%
YAMPA/WHITE RIVER
21 of 21
9,153
4.800
19.638
24.44%
19.270
24.91%
18.286
24.528
74.55%
April 4th
20.167
23.80%
DUCHESNE RIVER
14 of 15
9,301
3.029
12.176
24.87%
10.893
27.80%
14.367
17.416
82.49%
March 31st
13.492
22.45%
UPPER COLORADO RIVER HEADWATERS
20 of 20
10,195
4.915
16.209
30.32%
16.794
29.27%
13.305
19.312
68.89%
April 12th
16.217
30.31%
UPPER GREEN RIVER
22 of 26
8,946
5.909
13.703
43.12%
12.842
46.01%
14.896
16.180
92.06%
April 9th
14.148
41.77%

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