Lake Powell Water Database


powell
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 Sep 22, 1979

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Tue, Oct 02, 1979
3677.93
-0.13
21,144,728
7932
12800
91.0
60.0
--
Mon, Oct 01, 1979
3678.06
-0.04
21,163,600
7802
9500
90.0
59.0
--
Sun, Sep 30, 1979
3678.10
-0.06
21,169,428
7879
8820
88.0
59.0
--
Sat, Sep 29, 1979
3678.16
-0.05
21,178,136
7797
11300
87.0
59.0
--
Fri, Sep 28, 1979
3678.21
-0.06
21,185,422
7483
9290
87.0
59.0
--
Thu, Sep 27, 1979
3678.27
-0.10
21,194,164
7505
11100
89.0
62.0
--
Wed, Sep 26, 1979
3678.37
-0.09
21,208,736
7573
12900
88.0
59.0
--
Tue, Sep 25, 1979
3678.46
-0.10
21,221,814
7494
12700
92.0
62.0
--
Mon, Sep 24, 1979
3678.56
-0.11
21,236,386
7434
12800
89.0
62.0
--
Sun, Sep 23, 1979
3678.67
-0.05
21,252,378
7388
9150
89.0
62.0
--
Sat, Sep 22, 1979
3678.72
-0.12
21,259,664
7475
12000
88.0
61.0
--
Fri, Sep 21, 1979
3678.84
-0.06
21,277,150
7380
9700
85.0
57.0
--
Thu, Sep 20, 1979
3678.90
-0.07
21,285,858
7528
10600
86.0
62.0
--
Wed, Sep 19, 1979
3678.97
-0.11
21,296,058
7668
9590
87.0
57.0
--
Tue, Sep 18, 1979
3679.08
-0.02
21,312,086
7648
9890
86.0
52.0
--
Mon, Sep 17, 1979
3679.10
-0.07
21,315,000
7182
8690
88.0
56.0
--
Sun, Sep 16, 1979
3679.17
-0.05
21,325,164
6930
6340
89.0
55.0
--
Sat, Sep 15, 1979
3679.22
-0.04
21,332,450
7059
6750
78.0
61.0
--
Fri, Sep 14, 1979
3679.26
-0.04
21,338,280
7424
7870
97.0
65.0
--
Thu, Sep 13, 1979
3679.30
-0.10
21,344,108
7490
9790
96.0
65.0
--
Wed, Sep 12, 1979
3679.40
-0.11
21,358,644
7424
10700
94.0
66.0
--
Averages of List
3678.70
-0.08
21,257,107
7500
10109
88.8
60
--


Averages for September 22nd

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3636.11
-0.07
16,142,811
8812
12711
84
58.5
73.7
All-Time
3626.97
-0.08
15,073,857
8907
12356
72
48.2
62.7


All Lake Powell water data for September 22nd

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Mon Sep 22, 2025
3545.56
6,805,206
6130
9568
79.9
59.4
--
Sun Sep 22, 2024
3578.66
9,187,590
5875
9152
76.7
51.4
--
Fri Sep 22, 2023
3573.58
8,790,737
7208
6623
77.8
47.3
76.0
Thu Sep 22, 2022
3529.24
5,792,105
7567
9093
84.0
64.0
76.0
Wed Sep 22, 2021
3546.60
7,344,301
5155
10365
86.0
56.0
75.0
Tue Sep 22, 2020
3597.04
11,469,859
5949
10301
79.0
69.0
72.0
Sun Sep 22, 2019
3616.23
13,367,628
8775
10169
82.0
53.0
72.0
Sat Sep 22, 2018
3593.62
11,151,397
3932
11228
93.0
61.0
75.0
Fri Sep 22, 2017
3628.87
14,726,674
4995
11928
79.0
57.0
74.0
Thu Sep 22, 2016
3610.92
12,823,128
2034
12214
75.0
52.0
73.0
Tue Sep 22, 2015
3606.86
12,416,832
6732
12386
81.0
68.0
78.0
Mon Sep 22, 2014
3605.58
12,290,540
6916
10389
86.0
64.9
77.0
Sun Sep 22, 2013
3591.20
10,929,487
9546
8811
78.1
59.0
67.0
Sat Sep 22, 2012
3622.12
13,989,167
4894
8076
91.0
63.0
74.0
Thu Sep 22, 2011
3653.74
17,685,752
14150
15479
90.0
64.0
74.0
Wed Sep 22, 2010
3633.76
15,278,211
6762
8133
87.1
68.0
73.0
Tue Sep 22, 2009
3635.89
15,522,983
8458
10037
73.9
53.1
75.0
Mon Sep 22, 2008
3627.68
14,594,649
8945
12183
84.9
64.0
75.0
Sat Sep 22, 2007
3601.62
11,905,305
8730
9443
82.9
60.1
74.0
Fri Sep 22, 2006
3601.83
11,925,523
8906
8955
69.1
53.1
70.0
Thu Sep 22, 2005
3602.03
11,944,799
7063
8028
84.0
63.0
73.0
Wed Sep 22, 2004
3570.65
9,159,710
10813
8143
66.9
46.9
73.0
Mon Sep 22, 2003
3604.23
12,158,276
6775
8248
87.1
55.9
71.0
Sun Sep 22, 2002
3627.19
14,540,528
6995
7299
89.1
60.1
75.0
Sat Sep 22, 2001
3665.18
19,180,536
6627
7722
91.0
62.1
--
Fri Sep 22, 2000
3678.15
20,989,856
6027
7651
92.0
60.0
--
Wed Sep 22, 1999
3692.35
23,114,530
15628
20574
87.0
59.0
--
Tue Sep 22, 1998
3688.71
22,555,344
10447
18200
87.0
55.0
--
Mon Sep 22, 1997
3689.86
22,730,942
17962
18900
83.0
59.0
--
Sun Sep 22, 1996
3680.07
21,268,264
10726
12400
88.0
60.0
--
Fri Sep 22, 1995
3688.36
22,502,130
9906
18500
93.0
49.0
--
Thu Sep 22, 1994
3655.00
17,846,128
6737
10900
85.0
59.0
--
Wed Sep 22, 1993
3663.02
18,891,276
9397
11900
89.0
58.0
--
Tue Sep 22, 1992
3623.90
14,181,189
8488
12200
86.0
59.0
--
Sun Sep 22, 1991
3629.64
14,812,848
9563
9910
92.0
68.0
--
Sat Sep 22, 1990
3638.23
15,795,023
7435
14400
80.0
57.0
--
Fri Sep 22, 1989
3666.30
19,331,806
4797
14600
82.0
53.0
--
Thu Sep 22, 1988
3686.41
22,207,486
7635
12800
79.0
60.0
--
Tue Sep 22, 1987
3688.68
22,551,030
8444
12600
87.0
55.0
--
Mon Sep 22, 1986
3690.58
22,841,332
13397
27000
79.0
60.0
--
Sun Sep 22, 1985
3686.70
22,250,992
18361
22300
83.0
51.0
--
Sat Sep 22, 1984
3697.32
23,926,176
15325
23400
88.0
59.0
--
Thu Sep 22, 1983
3700.20
24,419,154
11786
27400
87.0
49.0
--
Wed Sep 22, 1982
3687.01
22,393,084
16943
15200
89.0
68.0
--
Tue Sep 22, 1981
3672.35
20,287,592
7757
14000
89.0
67.0
--
Mon Sep 22, 1980
3688.56
22,692,212
8676
15900
85.0
50.0
--
Sat Sep 22, 1979
3678.72
21,259,664
7475
12000
88.0
61.0
--
Fri Sep 22, 1978
3641.27
16,334,645
6288
13000
80.0
53.0
--
Thu Sep 22, 1977
3638.38
16,015,809
6378
15100
89.0
61.0
--
Wed Sep 22, 1976
3664.77
19,392,008
6940
16700
84.0
53.0
--
Mon Sep 22, 1975
3669.13
20,020,180
9463
20900
79.0
49.0
--
Sun Sep 22, 1974
3652.99
17,896,340
8387
11500
83.0
64.0
--
Sat Sep 22, 1973
3646.14
17,059,846
10948
8310
90.0
58.0
--
Fri Sep 22, 1972
3604.68
12,459,142
10524
15700
82.0
52.0
--
Wed Sep 22, 1971
3615.08
13,548,641
9745
11100
74.0
57.0
--
Tue Sep 22, 1970
3599.60
11,996,867
13408
12700
76.0
50.0
--
Mon Sep 22, 1969
3573.73
9,664,193
13984
11200
81.0
58.0
--
Sun Sep 22, 1968
3545.89
7,503,802
8266
5430
75.0
53.0
--
Fri Sep 22, 1967
3528.67
6,340,592
8228
11200
92.0
71.0
--
Thu Sep 22, 1966
3531.13
6,511,522
6554
13700
93.0
65.0
--
Wed Sep 22, 1965
3529.36
6,406,350
16178
11500
78.0
50.0
--
Tue Sep 22, 1964
3491.09
4,182,685
6495
2640
77.0
50.0
--
Sun Sep 22, 1963
491,400
6527
1010
87.0
59.0
--



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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 2.481 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