Upper Colorado River Snowpack Database

Upper Colorado River, Vail, Steamboat, Snowboard, Ski Resorts, Snow Skis















Colorado

Gunnison

1, , , , , , , ,

ENTIRE UPPER COLORADO RIVER BASIN
As of: 2021-05-08
Day #220 of Water Year 2021
All water measurements in inches

LOCATIONSAVG
ELEVATION
AVG
CUR SWE
AVG
SWE AVG
PCT
SWE AVG
AVG
CUR TP
AVG
TP AVG
PCT
TP AVG
SNOWPACK
MAX DATE *
SNOWPACK
MAX AMT *
PCT of
MAX AMT *
112
9593
5.806
10.801
53.75%
16.014
22.082
72.52%
April 6th
17.746
32.72%

Summary of River Basin Averages that drain into Lake Powell

RIVER BASIN
Click for details and graph
LOCATIONSAVG
ELEVATION
AVG
CUR SWE
AVG
SWE AVG
PCT
SWE AVG
AVG
CUR TP
AVG
TP AVG
PCT
TP AVG
SNOWPACK
MAX DATE *
SNOWPACK
MAX AMT *
PCT of
MAX AMT *
ANIMAS RIVER
9
10415
5.289
13.122
40.31%
16.544
26.456
62.53%
April 6th
18.712
28.27%
COLORADO RIVER PLATEAUS
3
8700
0.033
0.200
16.50%
13.367
18.767
71.23%
March 21st
10.874
0.3%
DOLORES/SAN MIGUEL RIVER
7
10041
2.643
6.514
40.57%
14.429
22.671
63.65%
April 4th
16.484
16.03%
DUCHESNE RIVER
14
9429
3.014
7.743
38.93%
12.843
19.743
65.05%
April 6th
13.847
21.77%
GUNNISON RIVER
12
10203
6.092
11.892
51.23%
16.925
23.825
71.04%
April 7th
18.194
33.48%
MUDDY/FREMONT/ESCALANTE RIVER
3
9567
0.633
1.800
35.17%
10.600
14.433
73.44%
April 6th
10.254
6.17%
PRICE/SAN RAFAEL RIVER
7
9236
0.486
7.629
6.37%
12.514
19.929
62.79%
April 2nd
15.310
3.17%
ROARING FORK RIVER
7
9814
5.700
10.443
54.58%
17.671
23.857
74.07%
April 7th
16.724
34.08%
SAN JUAN RIVER HEADWATERS
9
10619
7.756
17.400
44.57%
19.667
27.256
72.16%
April 14th
21.858
35.48%
UPPER COLORADO RIVER HEADWATERS
15
10119
9.593
13.007
73.75%
16.700
21.153
78.95%
April 10th
16.503
58.13%
UPPER GREEN RIVER
19
8794
6.735
9.521
70.74%
14.935
17.937
83.26%
April 6th
14.849
45.36%
YAMPA/WHITE RIVER
18
9256
11.044
16.818
65.67%
20.288
27.724
73.18%
April 11th
22.368
49.37%



::2

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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Upper Colorado River, Vail, Steamboat, Snowboard, Ski Resorts, Snow Skis