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 29, 1977

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sun, Oct 09, 1977
3636.13
-0.02
15,751,215
6768
5210
79.0
52.0
--
Sat, Oct 08, 1977
3636.15
-0.05
15,753,560
4939
5920
73.0
54.0
--
Fri, Oct 07, 1977
3636.20
-0.06
15,759,423
4867
9600
80.0
59.0
--
Thu, Oct 06, 1977
3636.26
-0.07
15,766,458
4741
9480
87.0
61.0
--
Wed, Oct 05, 1977
3636.33
-0.06
15,774,666
4714
7680
87.0
57.0
--
Tue, Oct 04, 1977
3636.39
-0.09
15,781,673
4667
9430
85.0
57.0
--
Mon, Oct 03, 1977
3636.48
-0.09
15,792,227
4599
8540
85.0
51.0
--
Sun, Oct 02, 1977
3636.57
-0.02
15,802,779
4932
4150
78.0
49.0
--
Sat, Oct 01, 1977
3636.59
-0.11
15,805,124
5072
7420
79.0
50.0
--
Fri, Sep 30, 1977
3636.70
-0.16
15,817,994
5247
17900
81.0
52.0
--
Thu, Sep 29, 1977
3636.86
-0.24
15,836,755
5108
18700
82.0
57.0
--
Wed, Sep 28, 1977
3637.10
-0.24
15,864,907
5339
18600
80.0
64.0
--
Tue, Sep 27, 1977
3637.34
-0.22
15,893,111
5436
18100
91.0
66.0
--
Mon, Sep 26, 1977
3637.56
-0.26
15,918,963
5066
18500
91.0
55.0
--
Sun, Sep 25, 1977
3637.82
-0.17
15,949,520
5217
14400
89.0
56.0
--
Sat, Sep 24, 1977
3637.99
-0.22
15,969,490
5761
16800
88.0
58.0
--
Fri, Sep 23, 1977
3638.21
-0.17
15,995,617
5999
16500
88.0
57.0
--
Thu, Sep 22, 1977
3638.38
-0.23
16,015,809
6378
15100
89.0
61.0
--
Wed, Sep 21, 1977
3638.61
-0.10
16,043,168
6337
14900
87.0
56.0
--
Tue, Sep 20, 1977
3638.71
-0.20
16,055,033
5978
14800
89.0
59.0
--
Mon, Sep 19, 1977
3638.91
-0.19
16,078,795
5634
13000
89.0
57.0
--
Averages of List
3637.20
-0.14
15,877,442
5371
12606
84.6
56.6
--


Averages for September 29th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3635.61
-0.07
16,079,435
8924
12025
83.4
56
72.9
All-Time
3626.42
-0.08
15,009,101
8866
11691
73.4
49.2
63.5


All Lake Powell water data for September 29th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Mon Sep 29, 2025
3544.77
6,753,870
6929
9293
77.7
51.8
--
Sun Sep 29, 2024
3578.15
9,147,225
7009
8555
91.6
61.6
--
Fri Sep 29, 2023
3573.60
8,792,277
7197
6611
86.5
47.8
75.0
Thu Sep 29, 2022
3529.44
5,803,924
6531
9347
85.0
65.0
73.0
Wed Sep 29, 2021
3545.53
7,269,543
6774
10433
73.0
59.0
74.0
Tue Sep 29, 2020
3596.11
11,382,697
3540
10420
80.0
52.0
71.0
Sun Sep 29, 2019
3615.49
13,290,856
5380
10154
81.0
60.0
72.0
Sat Sep 29, 2018
3592.40
11,039,169
2959
11209
91.0
65.0
74.0
Fri Sep 29, 2017
3628.35
14,668,877
9528
11605
78.0
52.0
72.0
Thu Sep 29, 2016
3610.97
12,828,186
16178
12033
73.0
61.0
71.0
Tue Sep 29, 2015
3606.12
12,343,715
7039
12670
93.0
68.0
76.0
Mon Sep 29, 2014
3605.45
12,277,762
13094
10680
n/a
n/a
75.0
Sun Sep 29, 2013
3591.32
10,940,424
8313
9067
75.9
48.9
70.0
Sat Sep 29, 2012
3621.62
13,935,636
4866
8039
86.0
60.1
73.0
Thu Sep 29, 2011
3653.16
17,612,270
11211
15442
91.9
63.0
74.0
Wed Sep 29, 2010
3633.68
15,269,071
8133
8059
88.0
61.0
73.0
Tue Sep 29, 2009
3635.48
15,475,654
8442
10035
90.0
66.0
74.0
Mon Sep 29, 2008
3627.03
14,522,897
8319
12200
87.1
62.1
73.0
Sat Sep 29, 2007
3601.86
11,928,417
10270
9680
77.0
51.1
71.0
Fri Sep 29, 2006
3601.76
11,918,773
8552
8982
88.0
55.0
70.0
Thu Sep 29, 2005
3601.90
11,932,252
7715
7998
75.9
53.1
72.0
Wed Sep 29, 2004
3570.76
9,168,647
8058
8227
n/a
n/a
71.0
Mon Sep 29, 2003
3603.77
12,113,432
5638
7651
91.0
63.0
74.0
Sun Sep 29, 2002
3626.55
14,470,080
4558
7329
71.1
53.1
72.0
Sat Sep 29, 2001
3664.91
19,144,186
5406
7767
88.0
60.1
77.0
Fri Sep 29, 2000
3677.82
20,942,308
7440
7942
86.0
52.0
--
Wed Sep 29, 1999
3691.71
23,015,468
13948
19502
70.0
40.0
--
Tue Sep 29, 1998
3687.87
22,427,754
9172
18200
85.0
54.0
--
Mon Sep 29, 1997
3690.32
22,801,446
23447
19300
82.0
51.0
--
Sun Sep 29, 1996
3679.37
21,166,462
8764
11300
78.0
51.0
--
Fri Sep 29, 1995
3687.21
22,327,838
9245
18600
85.0
57.0
--
Thu Sep 29, 1994
3654.53
17,786,190
5936
10900
90.0
59.0
--
Wed Sep 29, 1993
3662.61
18,836,768
8357
11200
86.0
53.0
--
Tue Sep 29, 1992
3623.12
14,096,973
6609
11100
87.0
54.0
--
Sun Sep 29, 1991
3628.68
14,705,812
7435
9980
85.0
61.0
--
Sat Sep 29, 1990
3637.58
15,719,289
6106
4820
81.0
59.0
--
Fri Sep 29, 1989
3665.32
19,199,550
6038
11100
90.0
56.0
--
Thu Sep 29, 1988
3685.69
22,099,492
7768
12100
81.0
47.0
--
Tue Sep 29, 1987
3688.03
22,451,594
7897
11500
84.0
55.0
--
Mon Sep 29, 1986
3689.78
22,718,564
19270
26500
68.0
49.0
--
Sun Sep 29, 1985
3685.84
22,122,014
12843
18900
78.0
47.0
--
Sat Sep 29, 1984
3696.11
23,734,640
14904
24000
86.0
59.0
--
Thu Sep 29, 1983
3698.87
24,205,872
13231
27400
87.0
58.0
--
Wed Sep 29, 1982
3687.32
22,439,948
14416
9000
80.0
51.0
--
Tue Sep 29, 1981
3672.03
20,242,340
8222
9530
91.0
56.0
--
Mon Sep 29, 1980
3687.85
22,583,852
7823
16800
88.0
56.0
--
Sat Sep 29, 1979
3678.16
21,178,136
7797
11300
87.0
59.0
--
Fri Sep 29, 1978
3640.27
16,214,979
8078
16200
90.0
63.0
--
Thu Sep 29, 1977
3636.86
15,836,755
5108
18700
82.0
57.0
--
Wed Sep 29, 1976
3664.10
19,300,900
11480
17600
77.0
57.0
--
Mon Sep 29, 1975
3668.24
19,896,760
8133
14500
87.0
61.0
--
Sun Sep 29, 1974
3651.86
17,752,030
6352
10100
80.0
50.0
--
Sat Sep 29, 1973
3645.06
16,926,346
10150
7370
82.0
54.0
--
Fri Sep 29, 1972
3603.54
12,345,912
7267
17200
80.0
60.0
--
Wed Sep 29, 1971
3614.43
13,479,835
8832
12900
76.0
46.0
--
Tue Sep 29, 1970
3598.96
11,934,682
11502
15700
79.0
50.0
--
Mon Sep 29, 1969
3573.39
9,635,529
11026
0
90.0
63.0
--
Sun Sep 29, 1968
3545.45
7,472,378
8423
6510
82.0
60.0
--
Fri Sep 29, 1967
3528.50
6,329,607
9086
7490
86.0
62.0
--
Thu Sep 29, 1966
3529.63
6,413,648
6003
12000
90.0
57.0
--
Wed Sep 29, 1965
3530.07
6,453,028
16079
10700
71.0
36.0
--
Tue Sep 29, 1964
3491.72
4,215,439
8200
4120
86.0
62.0
--
Sun Sep 29, 1963
533,400
4514
1000
94.0
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 2.555 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