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 Aug 20, 1981

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sun, Aug 30, 1981
3673.59
-0.11
20,462,426
5253
12600
91.0
68.0
--
Sat, Aug 29, 1981
3673.70
-0.09
20,477,870
5517
12200
91.0
69.0
--
Fri, Aug 28, 1981
3673.79
-0.15
20,490,534
5358
13800
96.0
69.0
--
Thu, Aug 27, 1981
3673.94
-0.20
20,511,606
5315
17000
96.0
71.0
--
Wed, Aug 26, 1981
3674.14
-0.12
20,539,964
5435
15100
96.0
71.0
--
Tue, Aug 25, 1981
3674.26
-0.16
20,557,068
5395
15900
96.0
71.0
--
Mon, Aug 24, 1981
3674.42
-0.12
20,579,836
5154
14900
95.0
68.0
--
Sun, Aug 23, 1981
3674.54
-0.17
20,596,940
5248
14100
90.0
68.0
--
Sat, Aug 22, 1981
3674.71
-0.06
20,621,132
5935
14700
83.0
67.0
--
Fri, Aug 21, 1981
3674.77
-0.14
20,629,682
6430
16000
95.0
60.0
--
Thu, Aug 20, 1981
3674.91
-0.15
20,649,602
6616
15800
96.0
69.0
--
Wed, Aug 19, 1981
3675.06
-0.12
20,670,980
6826
15000
92.0
67.0
--
Tue, Aug 18, 1981
3675.18
-0.11
20,688,048
6250
14300
95.0
69.0
--
Mon, Aug 17, 1981
3675.29
-0.19
20,703,726
6415
15100
95.0
68.0
--
Sun, Aug 16, 1981
3675.48
-0.06
20,730,770
6492
11900
90.0
67.0
--
Sat, Aug 15, 1981
3675.54
-0.07
20,739,320
6261
12200
89.0
64.0
--
Fri, Aug 14, 1981
3675.61
-0.12
20,749,296
6119
11800
86.0
63.0
--
Thu, Aug 13, 1981
3675.73
-0.11
20,766,364
4829
13400
83.0
61.0
--
Wed, Aug 12, 1981
3675.84
-0.12
20,782,040
4206
13300
81.0
64.0
--
Tue, Aug 11, 1981
3675.96
-0.17
20,799,108
4017
14200
80.0
59.0
--
Mon, Aug 10, 1981
3676.13
-0.17
20,823,434
4378
15500
95.0
65.0
--
Averages of List
3674.89
-0.13
20,646,178
5593
14229
91
66.6
--


Averages for August 20th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3639.51
-0.14
16,548,667
8185
15818
94.4
69
79.1
All-Time
3630.43
-0.13
15,463,941
8444
15293
72.5
48.6
62.4


All Lake Powell water data for August 20th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Wed Aug 20, 2025
3550.59
7,137,678
4534
12438
100.2
65.8
--
Tue Aug 20, 2024
3581.72
9,432,346
2667
12570
93.8
78.5
--
Sun Aug 20, 2023
3576.14
8,988,900
5373
11773
94.3
67.6
80.0
Sat Aug 20, 2022
3533.31
6,035,582
8146
9362
90.0
68.0
78.0
Fri Aug 20, 2021
3550.88
7,648,355
16462
13943
84.0
61.0
82.0
Thu Aug 20, 2020
3601.97
11,939,010
1094
14980
105.0
83.0
81.0
Tue Aug 20, 2019
3620.30
13,795,041
7199
16091
102.0
69.0
80.0
Mon Aug 20, 2018
3599.34
11,687,225
2679
15854
100.0
71.0
79.0
Sun Aug 20, 2017
3632.51
15,135,846
4763
13019
96.0
73.0
80.0
Sat Aug 20, 2016
3615.31
13,272,225
5147
14386
97.0
68.0
79.0
Thu Aug 20, 2015
3610.62
12,792,809
2814
13490
99.0
72.0
78.0
Wed Aug 20, 2014
3606.79
12,409,903
11774
13614
86.0
64.9
79.0
Tue Aug 20, 2013
3590.86
10,898,538
2741
13371
97.0
75.9
78.0
Mon Aug 20, 2012
3625.11
14,312,447
3171
13488
96.1
75.0
80.0
Sat Aug 20, 2011
3657.76
18,200,992
12628
24749
96.8
75.9
80.0
Fri Aug 20, 2010
3635.73
15,504,501
8482
13382
91.0
64.9
80.0
Thu Aug 20, 2009
3638.80
15,861,837
8250
13244
98.1
70.0
75.0
Wed Aug 20, 2008
3631.04
14,969,637
8634
14710
93.9
69.1
--
Mon Aug 20, 2007
3605.10
12,243,413
6018
13408
95.0
72.0
80.0
Sun Aug 20, 2006
3604.52
12,186,611
7923
12539
96.1
71.1
80.0
Sat Aug 20, 2005
3604.61
12,195,421
9005
13318
n/a
n/a
79.0
Fri Aug 20, 2004
3574.82
9,502,283
4347
14934
91.0
64.9
77.0
Wed Aug 20, 2003
3606.44
12,375,292
5219
15612
91.9
72.0
81.0
Tue Aug 20, 2002
3629.93
14,844,992
4592
14664
87.1
69.1
--
Mon Aug 20, 2001
3667.49
19,493,712
6947
13960
78.1
66.0
77.0
Sun Aug 20, 2000
3680.79
21,373,360
6111
8059
96.0
68.0
--
Fri Aug 20, 1999
3693.58
23,305,742
17797
19047
92.0
65.0
77.0
Thu Aug 20, 1998
3692.46
23,131,562
9396
21500
94.0
62.0
80.0
Wed Aug 20, 1997
3692.12
23,078,904
15247
21200
95.0
71.0
--
Tue Aug 20, 1996
3683.68
21,799,152
5762
15600
95.0
66.0
--
Sun Aug 20, 1995
3692.42
23,125,354
12534
18300
88.0
65.0
--
Sat Aug 20, 1994
3658.50
18,296,970
5424
12800
102.0
70.0
--
Fri Aug 20, 1993
3665.26
19,191,328
8894
14300
94.0
65.0
--
Thu Aug 20, 1992
3627.30
14,553,005
6449
14400
102.0
72.0
--
Tue Aug 20, 1991
3633.11
15,204,552
6701
14900
99.0
72.0
--
Mon Aug 20, 1990
3643.29
16,394,805
6393
16200
94.0
69.0
--
Sun Aug 20, 1989
3671.50
20,046,500
7305
7450
85.0
66.0
--
Sat Aug 20, 1988
3688.88
22,581,622
6954
8850
98.0
68.0
--
Thu Aug 20, 1987
3693.13
23,235,262
7774
26000
100.0
71.0
--
Wed Aug 20, 1986
3696.65
23,787,684
11985
27500
95.0
71.0
--
Tue Aug 20, 1985
3693.28
23,258,684
10003
25100
95.0
65.0
--
Mon Aug 20, 1984
3700.63
24,456,422
23156
23500
84.0
67.0
--
Sat Aug 20, 1983
3705.97
25,361,996
21662
26800
95.0
59.0
--
Fri Aug 20, 1982
3686.50
22,316,428
12029
16500
96.0
74.0
--
Thu Aug 20, 1981
3674.91
20,649,602
6616
15800
96.0
69.0
--
Wed Aug 20, 1980
3692.03
23,225,138
7722
20900
93.0
61.0
--
Mon Aug 20, 1979
3682.14
21,760,502
11172
20100
87.0
58.0
--
Sun Aug 20, 1978
3648.47
17,215,412
6009
16100
95.0
61.0
--
Sat Aug 20, 1977
3644.68
16,773,926
11809
20200
99.0
73.0
--
Fri Aug 20, 1976
3669.05
19,978,936
6404
15600
94.0
71.0
--
Wed Aug 20, 1975
3673.04
20,568,854
10798
16300
91.0
69.0
--
Tue Aug 20, 1974
3658.69
18,637,226
6239
24200
95.0
68.0
--
Mon Aug 20, 1973
3644.97
16,915,236
13962
10900
97.0
70.0
--
Sun Aug 20, 1972
3611.23
13,124,937
5114
11700
89.0
65.0
--
Fri Aug 20, 1971
3617.90
13,848,589
6718
14400
93.0
73.0
--
Thu Aug 20, 1970
3599.31
11,968,692
9172
14200
86.0
66.0
--
Wed Aug 20, 1969
3577.74
10,007,136
11787
16400
95.0
69.0
--
Tue Aug 20, 1968
3550.38
7,830,729
16587
12200
93.0
65.0
--
Sun Aug 20, 1967
3532.08
6,564,125
9041
9420
98.0
70.0
--
Sat Aug 20, 1966
3536.03
6,838,779
5108
10900
95.0
73.0
--
Fri Aug 20, 1965
3533.19
6,658,918
12841
16200
90.0
63.0
--
Thu Aug 20, 1964
3490.37
4,145,246
9225
6060
90.0
69.0
--
Tue Aug 20, 1963
152,400
3439
980
95.0
73.0
--



Search DB for more Lake Powell Water Data Facts



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 2.521 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


Copyright Water-Data.com
1999 - 2025


powell Water Database