Upper Colorado Snowpack Database

Lake Powell, Vail, Steamboat Springs, Crested Butte

Colorado Snow





1, , , , , , , ,

ENTIRE UPPER COLORADO RIVER BASIN
As of: 2024-04-17
Day #199 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
137 of 141
9,630
14.531
14.848
97.87%
14.218
102.21%
18.882
19.221
98.23%
April 4th
15.580
93.27%

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
GUNNISON RIVER
16 of 16
10,320
13.844
16.030
86.36%
14.660
94.43%
18.550
20.055
92.50%
April 5th
16.621
83.29%
UPPER GREEN RIVER
24 of 26
8,946
12.083
13.812
87.49%
13.088
92.33%
15.368
15.970
96.23%
April 9th
14.148
85.41%
SAN JUAN RIVER HEADWATERS
9 of 9
10,689
16.856
18.248
92.37%
17.144
98.32%
20.478
23.293
87.91%
April 5th
18.871
89.32%
ANIMAS RIVER
8 of 9
10,439
16.012
16.666
96.08%
15.911
100.64%
20.762
23.133
89.75%
April 4th
17.615
90.90%
DOLORES/SAN MIGUEL RIVER
9 of 9
10,316
13.867
13.800
100.49%
13.225
104.85%
18.456
20.126
91.70%
March 31st
15.640
88.66%
ROARING FORK RIVER
8 of 8
9,780
16.000
15.850
100.95%
15.025
106.49%
21.175
20.875
101.44%
April 4th
16.685
95.89%
YAMPA/WHITE RIVER
21 of 21
9,153
20.252
19.703
102.79%
19.575
103.46%
25.667
24.181
106.14%
April 4th
20.167
100.42%
SOUTH EASTERN UTAH
6 of 6
8,976
6.883
6.645
103.59%
6.067
113.46%
14.450
16.220
89.09%
March 14th
10.750
64.03%
DUCHESNE RIVER
15 of 15
9,301
13.127
12.472
105.25%
11.540
113.75%
17.820
17.239
103.37%
March 31st
13.492
97.29%
PRICE-SAN RAFAEL
11 of 11
9,013
13.427
12.630
106.32%
12.471
107.66%
18.164
17.252
105.28%
March 31st
13.981
96.04%
UPPER COLORADO RIVER HEADWATERS
19 of 20
10,195
17.316
16.198
106.90%
16.882
102.57%
20.016
19.031
105.18%
April 12th
16.217
106.78%
DIRTY DEVIL RIVER
6 of 6
9,445
9.483
7.513
126.22%
5.675
167.11%
13.800
13.260
104.07%
March 31st
9.491
99.92%
ESCALANTE RIVER
4 of 4
9,877
12.850
9.151
140.43%
7.667
167.61%
15.025
13.801
108.87%
April 3rd
10.582
121.43%

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