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 Aug 30, 1977

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Fri, Sep 09, 1977
3640.49
-0.31
16,267,051
5525
20500
99.0
69.0
--
Thu, Sep 08, 1977
3640.80
-0.29
16,304,206
5668
21500
101.0
75.0
--
Wed, Sep 07, 1977
3641.09
-0.29
16,338,962
5577
22100
99.0
70.0
--
Tue, Sep 06, 1977
3641.38
-0.24
16,373,689
5528
19700
98.0
70.0
--
Mon, Sep 05, 1977
3641.62
-0.17
16,402,477
5172
12600
97.0
71.0
--
Sun, Sep 04, 1977
3641.79
-0.09
16,422,840
5395
12500
93.0
68.0
--
Sat, Sep 03, 1977
3641.88
-0.16
16,433,606
6170
15200
92.0
67.0
--
Fri, Sep 02, 1977
3642.04
-0.24
16,452,850
6101
20500
93.0
69.0
--
Thu, Sep 01, 1977
3642.28
-0.20
16,481,924
5965
18300
94.0
66.0
--
Wed, Aug 31, 1977
3642.48
-0.20
16,506,147
5706
16400
94.0
71.0
--
Tue, Aug 30, 1977
3642.68
-0.21
16,530,369
5299
16100
99.0
64.0
--
Mon, Aug 29, 1977
3642.89
-0.19
16,555,804
4895
14900
92.0
64.0
--
Sun, Aug 28, 1977
3643.08
-0.11
16,578,874
4837
10800
89.0
63.0
--
Sat, Aug 27, 1977
3643.19
-0.17
16,592,225
5569
14900
89.0
64.0
--
Fri, Aug 26, 1977
3643.36
-0.27
16,612,905
6031
21700
97.0
67.0
--
Thu, Aug 25, 1977
3643.63
-0.25
16,645,689
5941
20500
95.0
70.0
--
Wed, Aug 24, 1977
3643.88
-0.22
16,676,070
6540
19900
95.0
65.0
--
Tue, Aug 23, 1977
3644.10
-0.18
16,702,924
7167
18400
99.0
74.0
--
Mon, Aug 22, 1977
3644.28
-0.25
16,724,957
6844
19500
98.0
69.0
--
Sun, Aug 21, 1977
3644.53
-0.15
16,755,570
9074
15600
99.0
69.0
--
Sat, Aug 20, 1977
3644.68
-0.10
16,773,926
11809
20200
99.0
73.0
--
Averages of List
3642.67
-0.2
16,530,146
6229
17705
95.8
68.5
--


Averages for August 30th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3638.12
-0.14
16,388,074
8459
15314
94.5
67.9
78.8
All-Time
3629.03
-0.15
15,310,168
8412
14845
73.5
49.2
63.8


All Lake Powell water data for August 30th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sat Aug 30, 2025
3548.35
6,988,407
5245
11966
88.7
61.0
--
Fri Aug 30, 2024
3581.11
9,383,204
7363
12411
92.2
73.4
--
Wed Aug 30, 2023
3574.92
8,894,306
6851
13844
99.9
64.4
81.0
Tue Aug 30, 2022
3531.89
5,949,934
6237
12680
99.0
70.0
79.0
Mon Aug 30, 2021
3549.19
7,527,336
4045
13976
98.0
74.0
81.0
Sun Aug 30, 2020
3599.93
11,743,399
2114
10650
95.0
71.0
78.0
Fri Aug 30, 2019
3618.65
13,620,711
7056
15874
101.0
73.0
78.0
Thu Aug 30, 2018
3597.28
11,492,420
4346
15846
95.0
68.0
77.0
Wed Aug 30, 2017
3631.04
14,969,637
7598
15177
100.0
72.0
81.0
Tue Aug 30, 2016
3613.71
13,107,369
6788
15394
93.0
64.0
76.0
Sun Aug 30, 2015
3609.16
12,645,933
4370
11689
89.1
68.0
80.0
Sat Aug 30, 2014
3605.82
12,314,154
13217
12368
93.9
66.9
75.0
Fri Aug 30, 2013
3589.70
10,793,369
7824
13464
90.0
71.6
79.0
Thu Aug 30, 2012
3623.69
14,158,240
3764
10465
96.1
73.9
79.0
Tue Aug 30, 2011
3655.49
17,908,772
11433
19940
98.1
71.1
82.0
Mon Aug 30, 2010
3634.66
15,381,300
7218
12278
84.9
61.0
78.0
Sun Aug 30, 2009
3637.61
15,722,647
8162
12464
98.1
71.1
79.0
Sat Aug 30, 2008
3629.56
14,803,620
7509
13828
91.0
64.9
79.0
Thu Aug 30, 2007
3603.63
12,099,791
7449
13330
95.0
69.1
80.0
Wed Aug 30, 2006
3602.94
12,032,785
8325
14078
93.0
69.1
79.0
Tue Aug 30, 2005
3603.01
12,039,579
7089
15025
95.0
70.0
81.0
Mon Aug 30, 2004
3572.34
9,297,541
4390
14983
95.0
64.9
76.0
Sat Aug 30, 2003
3604.39
12,173,893
4962
15235
93.0
72.0
--
Fri Aug 30, 2002
3627.64
14,590,214
3176
14860
93.0
66.9
77.0
Thu Aug 30, 2001
3666.36
19,340,042
6046
14044
91.9
69.1
78.0
Wed Aug 30, 2000
3680.40
21,316,362
6625
8056
82.0
59.0
--
Mon Aug 30, 1999
3693.49
23,291,698
17902
19137
97.0
61.0
--
Sun Aug 30, 1998
3690.84
22,881,350
9749
19900
100.0
65.0
--
Sat Aug 30, 1997
3690.89
22,889,014
13160
11800
94.0
69.0
--
Fri Aug 30, 1996
3682.23
21,584,728
7667
14100
100.0
71.0
--
Wed Aug 30, 1995
3691.49
22,981,498
13248
17600
98.0
69.0
--
Tue Aug 30, 1994
3657.13
18,119,544
5084
14400
100.0
71.0
--
Mon Aug 30, 1993
3664.41
19,077,020
11534
14000
86.0
65.0
--
Sun Aug 30, 1992
3626.26
14,438,601
9392
11100
93.0
61.0
--
Fri Aug 30, 1991
3631.42
15,012,741
5870
14900
97.0
70.0
--
Thu Aug 30, 1990
3641.28
16,154,683
4446
15800
102.0
74.0
--
Wed Aug 30, 1989
3669.92
19,826,990
5361
15200
94.0
63.0
--
Tue Aug 30, 1988
3688.25
22,485,250
8524
13000
n/a
n/a
--
Sun Aug 30, 1987
3691.70
23,013,792
13391
16100
95.0
63.0
--
Sat Aug 30, 1986
3694.91
23,513,856
15983
27900
88.0
66.0
--
Fri Aug 30, 1985
3690.98
22,902,918
8458
28800
101.0
70.0
--
Thu Aug 30, 1984
3700.48
24,432,136
22431
23400
n/a
70.0
--
Tue Aug 30, 1983
3704.59
25,134,222
16192
26700
92.0
75.0
--
Mon Aug 30, 1982
3686.74
22,352,496
16543
18700
95.0
69.0
--
Sun Aug 30, 1981
3673.59
20,462,426
5253
12600
91.0
68.0
--
Sat Aug 30, 1980
3690.58
23,001,470
9711
15400
94.0
58.0
--
Thu Aug 30, 1979
3680.95
21,585,234
9601
17500
96.0
61.0
--
Wed Aug 30, 1978
3646.04
16,914,284
6812
17800
95.0
74.0
--
Tue Aug 30, 1977
3642.68
16,530,369
5299
16100
99.0
64.0
--
Mon Aug 30, 1976
3667.64
19,783,992
6011
15600
96.0
69.0
--
Sat Aug 30, 1975
3672.00
20,421,238
8876
13400
92.0
57.0
--
Fri Aug 30, 1974
3656.08
18,295,074
5778
21600
98.0
70.0
--
Thu Aug 30, 1973
3645.28
16,953,512
15027
9730
87.0
67.0
--
Wed Aug 30, 1972
3609.32
12,928,371
8129
16800
92.0
68.0
--
Mon Aug 30, 1971
3617.32
13,786,354
11326
16500
90.0
69.0
--
Sun Aug 30, 1970
3598.09
11,850,180
8038
11600
100.0
73.0
--
Sat Aug 30, 1969
3575.90
9,848,452
8755
14300
88.0
65.0
--
Fri Aug 30, 1968
3548.85
7,718,326
9761
15000
95.0
67.0
--
Wed Aug 30, 1967
3530.60
6,466,350
7646
13300
94.0
68.0
--
Tue Aug 30, 1966
3534.08
6,707,613
4985
10200
95.0
74.0
--
Mon Aug 30, 1965
3531.39
6,539,496
11545
16500
88.0
62.0
--
Sun Aug 30, 1964
3490.21
4,136,918
6010
3730
92.0
66.0
--
Fri Aug 30, 1963
223,400
7272
1100
94.0
63.0
--



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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 2.508 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