Upper Colorado Snowpack Database

Lake Powell, Vail, Steamboat Springs, Crested Butte

Colorado Snow





1, , , , , , , ,

ENTIRE UPPER COLORADO RIVER BASIN
As of: 2024-05-21
Day #233 of Water Year 2024
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
117 of 141
9,630
6.191
6.596
93.86%
5.184
119.42%
21.644
22.409
96.59%
April 4th
15.580
39.73%

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
SAN JUAN RIVER HEADWATERS
8 of 9
10,689
1.938
8.976
21.59%
6.911
28.03%
21.638
26.128
82.81%
April 5th
18.871
10.27%
DIRTY DEVIL RIVER
3 of 6
9,445
0.133
0.454
29.36%
0.000
%
14.450
15.488
93.30%
March 31st
9.491
1.40%
ESCALANTE RIVER
3 of 4
9,877
0.367
1.230
29.82%
0.000
%
16.650
16.001
104.06%
April 3rd
10.582
3.47%
SOUTH EASTERN UTAH
4 of 6
8,976
0.075
0.212
35.44%
0.000
%
16.417
18.374
89.35%
March 14th
10.750
0.70%
ANIMAS RIVER
8 of 9
10,439
3.800
7.415
51.25%
5.567
68.26%
23.038
26.143
88.12%
April 4th
17.615
21.57%
GUNNISON RIVER
15 of 16
10,320
4.807
6.798
70.71%
4.947
97.17%
21.781
23.142
94.12%
April 5th
16.621
28.92%
PRICE-SAN RAFAEL
9 of 11
9,013
1.911
2.580
74.09%
0.343
557.33%
20.118
19.901
101.09%
March 31st
13.981
13.67%
DOLORES/SAN MIGUEL RIVER
8 of 9
10,316
4.062
4.590
88.50%
2.600
156.25%
20.422
23.144
88.24%
March 31st
15.640
25.98%
YAMPA/WHITE RIVER
20 of 21
9,153
10.640
10.720
99.26%
9.520
111.76%
29.281
28.388
103.15%
April 4th
20.167
52.76%
DUCHESNE RIVER
11 of 15
9,301
5.254
5.151
102.01%
3.533
148.71%
20.207
20.055
100.76%
March 31st
13.492
38.95%
UPPER GREEN RIVER
18 of 26
8,946
6.506
5.868
110.86%
4.508
144.30%
18.730
18.953
98.83%
April 9th
14.148
45.98%
UPPER COLORADO RIVER HEADWATERS
18 of 20
10,195
11.861
9.716
122.08%
9.547
124.24%
23.258
22.763
102.18%
April 12th
16.217
73.14%
ROARING FORK RIVER
7 of 8
9,780
7.857
6.421
122.36%
5.162
152.20%
25.062
24.505
102.27%
April 4th
16.685
47.09%

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