Lake Powell Water Database


powell
powell
The earliest data is from Monday, March 11th, 1963
The most recent data is from Wednesday, October 1st, 2025

Water Data for 20 days surrounding Sep 26, 2009

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Tue, Oct 06, 2009
3634.90
-0.09
15,408,874
8215
10085
64.9
39.9
66.0
Mon, Oct 05, 2009
3634.99
-0.09
15,419,223
8257
10080
64.9
45.0
69.0
Sun, Oct 04, 2009
3635.08
-0.07
15,429,577
7921
10066
75.9
55.0
70.0
Sat, Oct 03, 2009
3635.15
-0.08
15,437,633
7752
10074
78.1
46.0
71.0
Fri, Oct 02, 2009
3635.23
-0.07
15,446,844
7748
10071
70.0
42.1
72.0
Thu, Oct 01, 2009
3635.30
-0.07
15,454,907
8007
10056
63.0
44.1
--
Wed, Sep 30, 2009
3635.37
-0.11
15,462,973
8324
10043
75.9
53.1
73.0
Tue, Sep 29, 2009
3635.48
-0.05
15,475,654
8442
10035
90.0
66.0
74.0
Mon, Sep 28, 2009
3635.53
-0.07
15,481,420
8609
10045
91.9
57.9
74.0
Sun, Sep 27, 2009
3635.60
-0.03
15,489,496
8686
9997
91.9
59.0
74.0
Sat, Sep 26, 2009
3635.63
-0.06
15,492,958
8581
10047
90.0
60.1
74.0
Fri, Sep 25, 2009
3635.69
-0.05
15,499,883
8489
10029
88.0
57.0
75.0
Thu, Sep 24, 2009
3635.74
-0.06
15,505,656
8576
10026
81.0
57.0
75.0
Wed, Sep 23, 2009
3635.80
-0.09
15,512,585
8307
10020
79.0
53.1
75.0
Tue, Sep 22, 2009
3635.89
-0.05
15,522,983
8458
10037
73.9
53.1
75.0
Mon, Sep 21, 2009
3635.94
-0.06
15,528,762
8593
10058
82.9
62.1
76.0
Sun, Sep 20, 2009
3636.00
-0.07
15,535,699
8541
10034
91.0
64.0
76.0
Sat, Sep 19, 2009
3636.07
-0.08
15,543,795
8384
9737
87.1
61.0
76.0
Fri, Sep 18, 2009
3636.15
-0.08
15,553,050
8085
10135
82.0
60.1
76.0
Thu, Sep 17, 2009
3636.23
-0.05
15,562,310
7624
10123
82.0
59.0
76.0
Wed, Sep 16, 2009
3636.28
-0.10
15,568,099
7275
10113
81.0
62.1
76.0
Averages of List
3635.62
-0.07
15,492,018
8232
10043
80.2
55.1
73.6


Averages for September 26th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3635.83
-0.08
16,106,812
9294
12445
84.6
58.2
73.3
All-Time
3626.66
-0.08
15,037,614
9156
12038
71.8
48.3
62.8


All Lake Powell water data for September 26th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Fri Sep 26, 2025
3545.02
6,770,090
6497
9571
80.6
55.0
--
Thu Sep 26, 2024
3578.34
9,162,249
7060
9900
89.4
57.9
--
Tue Sep 26, 2023
3573.60
8,792,277
6456
6290
85.8
53.1
75.0
Mon Sep 26, 2022
3529.64
5,815,758
9606
9200
87.0
61.0
74.0
Sun Sep 26, 2021
3545.97
7,300,224
5331
9380
81.0
68.0
76.0
Sat Sep 26, 2020
3596.51
11,420,134
5855
10197
93.0
64.0
72.0
Thu Sep 26, 2019
3615.78
13,320,908
5500
11975
86.0
64.0
72.0
Wed Sep 26, 2018
3592.93
11,087,835
2306
11581
86.0
60.0
75.0
Tue Sep 26, 2017
3628.54
14,689,976
7202
11702
73.0
48.0
70.0
Mon Sep 26, 2016
3610.94
12,825,151
12891
12050
79.0
55.0
71.0
Sat Sep 26, 2015
3606.45
12,376,285
7568
11595
89.1
64.9
76.0
Fri Sep 26, 2014
3605.38
12,270,885
8788
10653
93.0
68.0
77.0
Thu Sep 26, 2013
3591.37
10,944,983
11362
11123
78.1
57.9
72.0
Wed Sep 26, 2012
3621.85
13,960,241
4819
7997
80.1
57.0
73.0
Mon Sep 26, 2011
3653.44
17,647,716
12314
15494
88.0
71.1
74.0
Sun Sep 26, 2010
3633.75
15,277,068
9297
8019
89.1
60.1
73.0
Sat Sep 26, 2009
3635.63
15,492,958
8581
10047
90.0
60.1
74.0
Fri Sep 26, 2008
3627.30
14,552,670
8627
12164
89.1
62.1
73.0
Wed Sep 26, 2007
3601.90
11,932,252
15294
10783
75.9
51.1
72.0
Tue Sep 26, 2006
3601.82
11,924,559
10796
8945
82.9
54.0
69.0
Mon Sep 26, 2005
3601.93
11,935,147
7822
8011
87.1
55.9
73.0
Sun Sep 26, 2004
3570.75
9,167,834
9661
8079
80.1
59.0
71.0
Fri Sep 26, 2003
3603.99
12,134,864
6041
7716
90.0
57.0
73.0
Thu Sep 26, 2002
3626.88
14,506,362
5158
8305
84.0
63.0
73.0
Wed Sep 26, 2001
3665.03
19,160,350
6005
7797
89.1
63.0
77.0
Tue Sep 26, 2000
3677.91
20,955,252
6973
8008
80.0
41.0
--
Sun Sep 26, 1999
3692.09
23,074,256
14986
15091
94.0
64.0
--
Sat Sep 26, 1998
3688.21
22,479,320
10055
16700
82.0
53.0
--
Fri Sep 26, 1997
3690.25
22,790,696
23214
19000
81.0
64.0
74.0
Thu Sep 26, 1996
3679.65
21,207,110
9065
15200
88.0
59.0
--
Tue Sep 26, 1995
3687.66
22,395,904
9016
18700
82.0
59.0
--
Mon Sep 26, 1994
3654.72
17,810,396
6441
11000
90.0
60.0
--
Sun Sep 26, 1993
3662.82
18,864,672
8827
8420
84.0
52.0
--
Sat Sep 26, 1992
3623.42
14,129,352
7269
10300
77.0
55.0
--
Thu Sep 26, 1991
3629.08
14,750,429
7696
14700
89.0
60.0
--
Wed Sep 26, 1990
3637.71
15,734,355
6793
14400
85.0
61.0
--
Tue Sep 26, 1989
3665.72
19,253,336
6426
17200
94.0
59.0
--
Mon Sep 26, 1988
3686.04
22,152,006
8377
16300
86.0
49.0
--
Sat Sep 26, 1987
3688.24
22,483,718
7953
13300
85.0
58.0
--
Fri Sep 26, 1986
3690.09
22,765,874
18239
26500
67.0
46.0
--
Thu Sep 26, 1985
3686.24
22,181,998
15513
21300
79.0
56.0
--
Wed Sep 26, 1984
3696.63
23,816,790
15547
24000
84.0
61.0
--
Mon Sep 26, 1983
3699.45
24,298,702
12655
27700
76.0
58.0
--
Sun Sep 26, 1982
3687.15
22,414,228
14627
6610
91.0
62.0
--
Sat Sep 26, 1981
3672.11
20,253,664
8610
7870
86.0
61.0
--
Fri Sep 26, 1980
3688.17
22,632,522
8399
11600
84.0
50.0
--
Wed Sep 26, 1979
3678.37
21,208,736
7573
12900
88.0
59.0
--
Tue Sep 26, 1978
3640.71
16,267,625
7391
16100
85.0
60.0
--
Mon Sep 26, 1977
3637.56
15,918,963
5066
18500
91.0
55.0
--
Sun Sep 26, 1976
3664.33
19,332,176
8111
12200
72.0
55.0
--
Fri Sep 26, 1975
3668.41
19,920,326
8422
15700
90.0
64.0
--
Thu Sep 26, 1974
3652.30
17,808,158
8045
18000
89.0
58.0
--
Wed Sep 26, 1973
3646.08
17,052,398
10460
8520
72.0
52.0
--
Tue Sep 26, 1972
3604.15
12,406,542
8184
16000
84.0
58.0
--
Sun Sep 26, 1971
3614.73
13,511,590
9474
9710
85.0
56.0
--
Sat Sep 26, 1970
3599.18
11,956,050
11912
13800
73.0
43.0
--
Fri Sep 26, 1969
3573.48
9,643,122
12455
0
90.0
59.0
--
Thu Sep 26, 1968
3545.51
7,476,667
8353
9800
85.0
55.0
--
Tue Sep 26, 1967
3528.64
6,338,650
8631
8660
78.0
56.0
--
Mon Sep 26, 1966
3530.26
6,454,828
6056
12200
92.0
62.0
--
Sun Sep 26, 1965
3529.85
6,438,608
16500
9800
89.0
54.0
--
Sat Sep 26, 1964
3491.49
4,203,480
7668
3030
86.0
59.0
--
Thu Sep 26, 1963
518,400
4993
1000
92.0
58.0
--



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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 2.45 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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powell Water Database