Lake Powell Water Database


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powell
The earliest data is from Monday, March 11th, 1963
The most recent data is from Tuesday, September 30th, 2025

Water Data for 20 days surrounding Feb 20, 1977

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Wed, Mar 02, 1977
3651.19
-0.22
17,584,460
6268
20000
51.0
22.0
--
Tue, Mar 01, 1977
3651.41
-0.12
17,612,292
7008
9530
56.0
21.0
--
Mon, Feb 28, 1977
3651.53
-0.05
17,627,490
7703
11900
53.0
26.0
--
Sun, Feb 27, 1977
3651.58
-0.03
17,633,822
7305
9120
54.0
31.0
--
Sat, Feb 26, 1977
3651.61
0.03
17,637,622
7722
6540
54.0
30.0
--
Fri, Feb 25, 1977
3651.58
-0.04
17,633,822
7829
9790
53.0
31.0
--
Thu, Feb 24, 1977
3651.62
-0.04
17,638,888
8369
8660
53.0
45.0
--
Wed, Feb 23, 1977
3651.66
0.06
17,643,924
8710
7980
51.0
32.0
--
Tue, Feb 22, 1977
3651.60
-0.05
17,636,354
8281
8120
61.0
35.0
--
Mon, Feb 21, 1977
3651.65
-0.04
17,642,658
6924
10300
64.0
37.0
--
Sun, Feb 20, 1977
3651.69
0.04
17,647,722
6991
3400
62.0
32.0
--
Sat, Feb 19, 1977
3651.65
0.06
17,642,658
7407
3230
65.0
31.0
--
Fri, Feb 18, 1977
3651.59
0.04
17,635,088
7120
3420
63.0
33.0
--
Thu, Feb 17, 1977
3651.55
0.02
17,630,022
7237
6270
65.0
35.0
--
Wed, Feb 16, 1977
3651.53
0.03
17,627,490
7162
7390
64.0
33.0
--
Tue, Feb 15, 1977
3651.50
-0.04
17,623,690
7417
8870
60.0
33.0
--
Mon, Feb 14, 1977
3651.54
-0.05
17,628,756
7471
11400
63.0
35.0
--
Sun, Feb 13, 1977
3651.59
0.05
17,635,088
7258
4230
59.0
30.0
--
Sat, Feb 12, 1977
3651.54
-0.02
17,628,756
7237
8930
60.0
34.0
--
Fri, Feb 11, 1977
3651.56
-0.08
17,631,290
7449
12200
59.0
30.0
--
Thu, Feb 10, 1977
3651.64
-0.06
17,641,390
7769
10800
55.0
25.0
--
Averages of List
3651.56
-0.02
17,631,585
7459
8670
58.3
31.5
--


Averages for February 20th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3625.28
-0.08
14,885,591
8300
13184
53.8
34
47.5
All-Time
3614.14
-0.06
14,000,817
8741
12116
72.5
48.6
62.4


All Lake Powell water data for February 20th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Thu Feb 20, 2025
3563.94
8,069,568
5057
12085
53.8
31.0
--
Tue Feb 20, 2024
3563.09
8,007,935
7314
11551
54.1
45.2
--
Mon Feb 20, 2023
3521.64
5,353,519
5813
8204
54.3
27.0
43.0
Sun Feb 20, 2022
3528.28
6,130,075
4732
9090
63.0
32.0
45.0
Sat Feb 20, 2021
3572.86
9,340,217
2682
11966
58.0
31.0
47.0
Thu Feb 20, 2020
3603.56
12,092,993
5204
12471
49.0
31.0
47.0
Wed Feb 20, 2019
3573.33
9,378,909
8917
13285
34.0
20.0
45.0
Tue Feb 20, 2018
3616.98
13,445,733
4876
13230
37.0
25.0
48.0
Mon Feb 20, 2017
3594.51
11,233,724
11039
13418
54.0
37.0
50.0
Sat Feb 20, 2016
3594.87
11,267,135
10959
11830
64.9
39.9
49.0
Fri Feb 20, 2015
3592.53
11,051,094
8588
10943
70.0
39.0
53.0
Thu Feb 20, 2014
3576.35
9,630,076
5748
11107
51.1
36.0
46.0
Wed Feb 20, 2013
3602.38
11,978,589
3391
11134
46.9
39.9
45.0
Mon Feb 20, 2012
3635.80
15,512,585
9357
11682
46.0
26.1
49.0
Sun Feb 20, 2011
3616.19
13,363,471
7189
17951
39.9
32.0
45.0
Sat Feb 20, 2010
3620.71
13,838,597
6678
10497
48.9
36.0
50.0
Fri Feb 20, 2009
3612.67
13,000,936
7044
10932
53.1
28.9
48.0
Wed Feb 20, 2008
3590.22
10,840,430
17321
10693
50.0
37.9
--
Tue Feb 20, 2007
3598.33
11,591,464
5858
11031
53.1
33.1
47.0
Mon Feb 20, 2006
3591.07
10,917,653
6972
14828
46.9
34.0
47.0
Sun Feb 20, 2005
3559.77
8,305,593
8557
6782
52.0
39.9
50.0
Fri Feb 20, 2004
3588.12
10,651,184
3756
14044
48.9
32.0
48.0
Thu Feb 20, 2003
3612.19
12,951,999
5473
12786
53.1
41.0
48.0
Wed Feb 20, 2002
3650.50
17,278,036
5047
11297
64.0
33.1
47.0
Tue Feb 20, 2001
3664.50
19,089,108
4806
11807
57.9
39.0
--
Sun Feb 20, 2000
3678.24
21,002,858
8440
10626
52.0
30.0
--
Sat Feb 20, 1999
3679.36
21,165,008
7536
14230
66.0
33.0
--
Fri Feb 20, 1998
3676.67
20,777,128
11472
20100
n/a
n/a
--
Thu Feb 20, 1997
3668.17
19,586,640
10750
26900
60.0
32.0
--
Tue Feb 20, 1996
3676.57
20,762,834
9777
15500
67.0
43.0
--
Mon Feb 20, 1995
3645.53
16,665,727
6811
12300
65.0
36.0
--
Sun Feb 20, 1994
3655.56
17,917,742
7298
9760
43.0
26.0
--
Sat Feb 20, 1993
3612.64
12,997,863
7013
11000
n/a
n/a
--
Thu Feb 20, 1992
3620.35
13,800,285
7556
11700
55.0
36.0
--
Wed Feb 20, 1991
3629.39
14,784,973
8354
15500
57.0
30.0
--
Tue Feb 20, 1990
3654.09
17,730,486
5175
13100
52.0
31.0
--
Mon Feb 20, 1989
3674.92
20,527,628
6875
9090
53.0
19.0
--
Sat Feb 20, 1988
3682.02
21,553,942
9610
14100
56.0
27.0
--
Fri Feb 20, 1987
3677.93
20,957,910
16676
22800
47.0
37.0
--
Thu Feb 20, 1986
3683.43
21,762,060
14090
19000
65.0
47.0
--
Wed Feb 20, 1985
3677.30
20,867,208
17400
26800
53.0
48.0
--
Mon Feb 20, 1984
3678.19
21,026,702
16463
23400
47.0
28.0
--
Sun Feb 20, 1983
3682.18
21,640,436
12047
8690
56.0
35.0
--
Sat Feb 20, 1982
3662.32
18,886,278
9525
4700
58.0
36.0
--
Fri Feb 20, 1981
3678.17
21,117,274
8248
9360
59.0
39.0
--
Wed Feb 20, 1980
3673.01
20,411,504
13930
10800
54.0
40.0
--
Tue Feb 20, 1979
3627.41
14,706,416
13015
10600
47.0
29.0
--
Mon Feb 20, 1978
3623.74
14,324,326
5917
8530
56.0
29.0
--
Sun Feb 20, 1977
3651.69
17,647,722
6991
3400
62.0
32.0
--
Fri Feb 20, 1976
3666.25
19,593,178
9748
18900
64.0
46.0
--
Thu Feb 20, 1975
3645.66
16,947,304
10072
17400
54.0
32.0
--
Wed Feb 20, 1974
3648.38
17,312,180
10461
8040
55.0
30.0
--
Tue Feb 20, 1973
3600.57
12,034,276
12323
19700
47.0
27.0
--
Sun Feb 20, 1972
3608.15
12,808,983
13154
2680
66.0
38.0
--
Sat Feb 20, 1971
3602.53
12,265,140
10663
8170
50.0
32.0
--
Fri Feb 20, 1970
3569.46
9,291,848
10972
8150
53.0
34.0
--
Thu Feb 20, 1969
3541.84
7,204,616
13196
10700
n/a
n/a
--
Tue Feb 20, 1968
3525.62
6,134,986
7961
6820
67.0
31.0
--
Mon Feb 20, 1967
3515.45
5,518,194
6619
9310
57.0
30.0
--
Sun Feb 20, 1966
3534.06
6,706,258
8322
2630
53.0
29.0
--
Sat Feb 20, 1965
3491.16
4,180,112
9801
8080
60.0
30.0
--
Thu Feb 20, 1964
3414.50
1,112,000
5304
4010
59.0
32.0
--



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Measurements are taken at 11:59 pm of the date listed
Temperature data is from Wahweap, AZ
Water temperature data is from wayneswords.com*
CHANGE represents water elevation change from previous day

Units used in each measurement:
Elevation - Feet above sea level
Change - Feet difference over previous measurement
Content - Acre Feet
Inflow - Acre Feet per day
Outflow - Acre Feet per day
All Temps - Degrees Farhenheit
The Water Year runs from October 1 to September 30 of the next year
Acre Feet = * Flow CFS
TP = Total Precipitation



Page took 2.64 seconds to create!
Copyright Summit Technologies, Inc.
Water data courtesy of US Bureau of Reclamation
*Air temp data is sourced from (Prev 24 Hr Extremes):    Weather
Weather forecast for
All data is provisional and subject to review and modification
USBR Source Data


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1999 - 2025


powell Water Database