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 21, 2013

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sat, Aug 31, 2013
3589.64
-0.06
10,787,947
9703
11895
82.0
70.0
79.0
Fri, Aug 30, 2013
3589.70
-0.13
10,793,369
7824
13464
90.0
71.6
79.0
Thu, Aug 29, 2013
3589.83
-0.11
10,805,122
8737
13395
93.9
70.0
78.0
Wed, Aug 28, 2013
3589.94
-0.07
10,815,074
10705
13394
89.1
64.9
77.0
Tue, Aug 27, 2013
3590.01
0.07
10,821,410
17633
13421
80.1
62.6
76.0
Mon, Aug 26, 2013
3589.94
-0.06
10,815,074
11409
13606
77.0
64.4
76.0
Sun, Aug 25, 2013
3590.00
-0.11
10,820,505
7006
11668
71.1
64.4
76.0
Sat, Aug 24, 2013
3590.11
-0.09
10,830,466
8497
12175
89.1
70.0
77.0
Fri, Aug 23, 2013
3590.20
-0.26
10,838,620
1392
13468
88.0
72.0
77.0
Thu, Aug 22, 2013
3590.46
-0.28
10,862,199
545
13627
91.0
73.0
77.0
Wed, Aug 21, 2013
3590.74
-0.12
10,887,628
8332
13507
91.9
77.0
78.0
Tue, Aug 20, 2013
3590.86
-0.23
10,898,538
2741
13371
97.0
75.9
78.0
Mon, Aug 19, 2013
3591.09
-0.21
10,919,468
3901
13552
96.1
71.1
77.0
Sun, Aug 18, 2013
3591.30
-0.16
10,938,601
4518
11694
91.9
68.0
77.0
Sat, Aug 17, 2013
3591.46
-0.13
10,953,192
6391
12082
90.0
72.0
77.0
Fri, Aug 16, 2013
3591.59
-0.21
10,965,057
3853
13529
98.1
73.0
77.0
Thu, Aug 15, 2013
3591.80
-0.17
10,984,241
5766
13459
96.1
70.0
77.0
Wed, Aug 14, 2013
3591.97
-0.17
10,999,786
5852
13552
97.0
71.1
77.0
Tue, Aug 13, 2013
3592.14
-0.24
11,015,346
2277
13478
96.1
69.1
77.0
Mon, Aug 12, 2013
3592.38
-0.15
11,037,336
6889
13606
91.9
66.9
77.0
Sun, Aug 11, 2013
3592.53
-0.12
11,051,094
6553
11775
90.0
70.0
77.0
Averages of List
3590.84
-0.14
10,897,146
6692
13034
89.9
69.9
77.2


Averages for August 21st

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3639.37
-0.14
16,531,825
8817
15729
93.4
68.3
79.2
All-Time
3630.29
-0.14
15,448,064
8892
15186
72.3
48.3
62.7


All Lake Powell water data for August 21st

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Thu Aug 21, 2025
3550.33
7,120,250
3432
12421
100.8
70.7
--
Wed Aug 21, 2024
3581.66
9,427,505
10608
12594
89.4
66.5
--
Mon Aug 21, 2023
3575.97
8,976,016
7567
13962
92.1
71.4
80.0
Sun Aug 21, 2022
3533.37
6,039,217
11811
9399
90.0
68.0
78.0
Sat Aug 21, 2021
3550.80
7,642,598
10269
12845
91.0
68.0
82.0
Fri Aug 21, 2020
3601.76
11,918,772
4489
14684
90.0
77.0
81.0
Wed Aug 21, 2019
3620.13
13,777,011
7007
15891
103.0
71.0
80.0
Tue Aug 21, 2018
3599.19
11,672,971
8882
15833
94.0
65.0
79.0
Mon Aug 21, 2017
3632.41
15,124,498
9725
14886
91.0
73.0
80.0
Sun Aug 21, 2016
3615.19
13,259,814
7603
13456
91.0
68.0
78.0
Fri Aug 21, 2015
3610.49
12,779,686
7218
13487
97.0
73.0
79.0
Thu Aug 21, 2014
3606.64
12,395,064
6190
13416
84.9
64.9
78.0
Wed Aug 21, 2013
3590.74
10,887,628
8332
13507
91.9
77.0
78.0
Tue Aug 21, 2012
3624.99
14,299,369
7413
13567
93.9
75.9
80.0
Sun Aug 21, 2011
3657.52
18,169,940
12349
24807
97.0
73.9
80.0
Sat Aug 21, 2010
3635.69
15,499,883
9370
12713
98.1
69.1
80.0
Fri Aug 21, 2009
3638.66
15,845,417
7785
13222
100.9
68.0
75.0
Thu Aug 21, 2008
3630.88
14,951,625
8655
14753
96.1
66.9
80.0
Tue Aug 21, 2007
3604.95
12,228,693
6267
13304
99.0
69.1
81.0
Mon Aug 21, 2006
3604.38
12,172,915
7091
12899
98.1
72.0
80.0
Sun Aug 21, 2005
3604.50
12,184,653
8730
12318
93.0
64.0
79.0
Sat Aug 21, 2004
3574.60
9,484,002
5124
13647
88.0
64.0
77.0
Thu Aug 21, 2003
3606.23
12,354,563
5045
15597
91.9
70.0
80.0
Wed Aug 21, 2002
3629.69
14,818,143
4585
14834
91.0
70.0
79.0
Tue Aug 21, 2001
3667.45
19,488,250
6475
13914
90.0
61.0
77.0
Mon Aug 21, 2000
3680.76
21,368,968
6370
8060
96.0
n/a
--
Sat Aug 21, 1999
3693.61
23,310,424
18501
19010
89.0
64.0
--
Fri Aug 21, 1998
3692.29
23,105,222
9149
21500
94.0
69.0
--
Thu Aug 21, 1997
3692.01
23,061,862
14467
21200
92.0
71.0
--
Wed Aug 21, 1996
3683.35
21,750,234
5910
15200
98.0
68.0
--
Mon Aug 21, 1995
3692.33
23,111,428
11973
18000
92.0
69.0
--
Sun Aug 21, 1994
3658.37
18,280,098
5121
12300
96.0
69.0
--
Sat Aug 21, 1993
3665.11
19,171,132
8495
13900
92.0
68.0
--
Fri Aug 21, 1992
3626.96
14,515,596
6269
14100
96.0
73.0
--
Wed Aug 21, 1991
3632.91
15,181,730
6996
15100
102.0
73.0
--
Tue Aug 21, 1990
3643.06
16,367,207
5774
18200
90.0
64.0
--
Mon Aug 21, 1989
3671.39
20,031,196
9194
13700
89.0
65.0
--
Sun Aug 21, 1988
3688.83
22,574,002
7085
6930
86.0
63.0
--
Fri Aug 21, 1987
3692.86
23,193,316
7202
26000
91.0
65.0
--
Thu Aug 21, 1986
3696.41
23,749,766
11260
27700
96.0
68.0
--
Wed Aug 21, 1985
3693.05
23,222,808
10319
24100
93.0
72.0
--
Tue Aug 21, 1984
3700.71
24,469,394
22816
23500
83.0
63.0
--
Sun Aug 21, 1983
3705.84
25,340,552
21640
26800
94.0
64.0
--
Sat Aug 21, 1982
3686.45
22,308,906
11040
14300
95.0
66.0
--
Fri Aug 21, 1981
3674.77
20,629,682
6430
16000
95.0
60.0
--
Thu Aug 21, 1980
3691.88
23,201,950
7558
16000
92.0
60.0
--
Tue Aug 21, 1979
3682.04
21,745,766
11194
13700
88.0
62.0
--
Mon Aug 21, 1978
3648.24
17,186,664
5786
19800
93.0
65.0
--
Sun Aug 21, 1977
3644.53
16,755,570
9074
15600
99.0
69.0
--
Sat Aug 21, 1976
3668.89
19,956,742
7228
14500
96.0
72.0
--
Thu Aug 21, 1975
3672.98
20,560,350
10677
14000
85.0
60.0
--
Wed Aug 21, 1974
3658.49
18,610,870
5987
19000
95.0
66.0
--
Tue Aug 21, 1973
3644.88
16,904,164
14775
13500
96.0
71.0
--
Mon Aug 21, 1972
3610.98
13,099,032
5229
18700
93.0
68.0
--
Sat Aug 21, 1971
3617.75
13,832,500
7269
16800
89.0
71.0
--
Fri Aug 21, 1970
3599.26
11,963,830
9744
14000
91.0
64.0
--
Thu Aug 21, 1969
3577.58
9,993,338
12084
16100
97.0
69.0
--
Wed Aug 21, 1968
3550.25
7,821,167
15170
13000
90.0
66.0
--
Mon Aug 21, 1967
3531.92
6,553,527
8997
11100
96.0
69.0
--
Sun Aug 21, 1966
3535.86
6,827,368
5122
8840
93.0
68.0
--
Sat Aug 21, 1965
3533.08
6,651,570
12973
17500
92.0
65.0
--
Fri Aug 21, 1964
3490.37
4,145,246
8540
6060
88.0
62.0
--
Wed Aug 21, 1963
156,400
4767
980
97.0
74.0
--



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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 2.853 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