Upper Colorado Snowpack Database

Lake Powell, Vail, Steamboat Springs, Crested Butte

Colorado Snow




1, , , , , , , ,

ENTIRE UPPER COLORADO RIVER BASIN
As of: 2026-04-15
Day #197 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
136 of 141
9,630
3.388
14.981
22.62%
14.335
23.64%
15.265
18.999
80.35%
April 4th
15.580
21.75%

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
PRICE-SAN RAFAEL
11 of 11
9,013
0.491
12.778
3.84%
12.743
3.85%
12.646
17.033
74.24%
March 31st
13.981
3.51%
SOUTH EASTERN UTAH
6 of 6
8,976
0.367
7.088
5.17%
6.567
5.58%
14.283
16.104
88.70%
March 14th
10.750
3.41%
GUNNISON RIVER
15 of 16
10,320
2.507
16.158
15.51%
14.800
16.94%
15.647
19.829
78.91%
April 5th
16.621
15.08%
ANIMAS RIVER
7 of 9
10,439
2.957
16.831
17.57%
16.156
18.30%
21.457
22.953
93.48%
April 4th
17.615
16.79%
DOLORES/SAN MIGUEL RIVER
9 of 9
10,316
2.522
14.170
17.80%
13.475
18.72%
17.478
19.952
87.60%
March 31st
15.640
16.13%
SAN JUAN RIVER HEADWATERS
8 of 9
10,689
3.288
18.379
17.89%
17.233
19.08%
22.088
23.105
95.60%
April 5th
18.871
17.42%
ROARING FORK RIVER
8 of 8
9,780
3.225
15.986
20.17%
15.112
21.34%
13.938
20.574
67.74%
April 4th
16.685
19.33%
DIRTY DEVIL RIVER
6 of 6
9,445
1.617
7.834
20.64%
6.300
25.66%
10.717
13.120
81.68%
March 31st
9.491
17.03%
DUCHESNE RIVER
15 of 15
9,301
2.887
12.682
22.76%
11.753
24.56%
14.360
17.072
84.12%
March 31st
13.492
21.40%
YAMPA/WHITE RIVER
21 of 21
9,153
4.686
19.784
23.68%
19.610
23.89%
17.957
23.885
75.18%
April 4th
20.167
23.23%
ESCALANTE RIVER
4 of 4
9,877
2.275
9.486
23.98%
8.133
27.97%
12.175
13.663
89.11%
April 3rd
10.582
21.50%
UPPER COLORADO RIVER HEADWATERS
20 of 20
10,195
4.690
16.118
29.10%
16.729
28.03%
13.045
18.724
69.67%
April 12th
16.217
28.92%
UPPER GREEN RIVER
24 of 26
8,946
4.983
13.874
35.92%
13.179
37.81%
14.858
15.784
94.13%
April 9th
14.148
35.22%

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