Upper Colorado Snowpack Database

Lake Powell, Vail, Steamboat Springs, Crested Butte

Colorado Snow




1, , , , , , , ,

ENTIRE UPPER COLORADO RIVER BASIN
As of: 2024-05-08
Day #220 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
132 of 141
9,630
9.724
10.674
91.10%
9.525
102.08%
20.869
21.331
97.84%
April 4th
15.580
62.41%

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
0.167
1.392
11.98%
0.000
%
15.883
17.596
90.27%
March 14th
10.750
1.55%
SAN JUAN RIVER HEADWATERS
8 of 9
10,689
6.900
13.888
49.68%
12.467
55.35%
20.500
25.142
81.54%
April 5th
18.871
36.56%
DIRTY DEVIL RIVER
6 of 6
9,445
1.350
2.301
58.67%
0.150
900.00%
13.850
14.748
93.91%
March 31st
9.491
14.22%
GUNNISON RIVER
14 of 16
10,320
8.221
11.448
71.82%
10.020
82.05%
20.344
22.140
91.89%
April 5th
16.621
49.46%
ANIMAS RIVER
8 of 9
10,439
9.625
12.100
79.54%
11.122
86.54%
22.100
25.125
87.96%
April 4th
17.615
54.64%
UPPER GREEN RIVER
23 of 26
8,946
9.052
9.903
91.41%
8.346
108.46%
17.883
17.846
100.21%
April 9th
14.148
63.98%
DUCHESNE RIVER
15 of 15
9,301
7.753
8.386
92.45%
6.540
118.55%
19.553
19.077
102.50%
March 31st
13.492
57.47%
ROARING FORK RIVER
8 of 8
9,780
10.375
11.219
92.47%
10.112
102.60%
23.762
23.355
101.74%
April 4th
16.685
62.18%
PRICE-SAN RAFAEL
11 of 11
9,013
6.727
6.948
96.82%
6.071
110.80%
19.682
19.038
103.38%
March 31st
13.981
48.12%
YAMPA/WHITE RIVER
21 of 21
9,153
16.014
15.849
101.04%
15.125
105.88%
28.600
27.047
105.74%
April 4th
20.167
79.41%
DOLORES/SAN MIGUEL RIVER
7 of 9
10,316
8.314
7.999
103.94%
6.312
131.71%
19.744
22.073
89.45%
March 31st
15.640
53.16%
UPPER COLORADO RIVER HEADWATERS
20 of 20
10,195
15.805
13.837
114.22%
14.212
111.21%
22.850
21.550
106.03%
April 12th
16.217
97.46%
ESCALANTE RIVER
4 of 4
9,877
4.025
3.456
116.45%
0.667
603.72%
15.925
15.217
104.65%
April 3rd
10.582
38.04%

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