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 11, 1981

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
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
--
Sun, Aug 09, 1981
3676.30
-0.13
20,847,830
4460
12500
95.0
73.0
--
Sat, Aug 08, 1981
3676.43
-0.17
20,866,454
4520
16400
96.0
76.0
--
Fri, Aug 07, 1981
3676.60
-0.26
20,890,852
4867
16700
102.0
72.0
--
Thu, Aug 06, 1981
3676.86
-0.09
20,928,134
5208
17300
103.0
73.0
--
Wed, Aug 05, 1981
3676.95
-0.17
20,941,016
4876
14800
101.0
75.0
--
Tue, Aug 04, 1981
3677.12
-0.17
20,965,532
5017
15700
98.0
69.0
--
Mon, Aug 03, 1981
3677.29
-0.21
20,990,066
5189
16700
98.0
69.0
--
Sun, Aug 02, 1981
3677.50
-0.14
21,020,380
5774
14700
97.0
70.0
--
Sat, Aug 01, 1981
3677.64
-0.15
21,040,578
6620
15300
92.0
72.0
--
Averages of List
3676.10
-0.14
20,820,153
5494
14695
93.3
67.9
--


Averages for August 11th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3640.82
-0.14
16,701,912
9314
15967
95.1
70
79.8
All-Time
3631.60
-0.12
15,599,131
9570
14966
72.3
48.3
62.8


All Lake Powell water data for August 11th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Mon Aug 11, 2025
3552.79
7,286,229
2919
12407
94.1
58.5
--
Sun Aug 11, 2024
3582.71
9,512,459
8277
11820
88.0
73.2
--
Fri Aug 11, 2023
3578.04
9,138,534
8544
16089
95.5
63.3
81.0
Thu Aug 11, 2022
3534.32
6,096,946
6569
12440
94.0
72.0
--
Wed Aug 11, 2021
3552.08
7,735,046
4564
12691
97.0
74.0
81.0
Tue Aug 11, 2020
3604.04
12,139,740
4221
15071
97.0
71.0
81.0
Sun Aug 11, 2019
3621.36
13,907,859
10729
11531
95.0
73.0
80.0
Sat Aug 11, 2018
3601.33
11,877,406
1373
11544
98.0
75.0
79.0
Fri Aug 11, 2017
3633.56
15,255,369
6135
15058
96.0
73.0
80.0
Thu Aug 11, 2016
3616.84
13,431,131
6648
14820
91.0
66.0
80.0
Tue Aug 11, 2015
3611.84
12,916,403
12131
13460
78.1
69.1
76.0
Mon Aug 11, 2014
3607.44
12,474,343
7905
13537
97.0
73.9
78.0
Sun Aug 11, 2013
3592.53
11,051,094
6553
11775
90.0
70.0
77.0
Sat Aug 11, 2012
3626.63
14,478,869
689
12290
n/a
n/a
80.0
Thu Aug 11, 2011
3659.65
18,446,820
16908
24652
99.0
78.1
79.0
Wed Aug 11, 2010
3636.44
15,586,634
11040
13317
93.9
71.1
82.0
Tue Aug 11, 2009
3639.92
15,993,623
8746
13278
97.0
68.0
--
Mon Aug 11, 2008
3632.10
15,089,356
13450
14724
98.1
71.1
81.0
Sat Aug 11, 2007
3606.40
12,371,337
9463
12657
97.0
71.1
81.0
Fri Aug 11, 2006
3605.76
12,308,249
9068
13515
91.9
66.9
80.0
Thu Aug 11, 2005
3605.62
12,294,486
9410
14660
88.0
66.0
80.0
Wed Aug 11, 2004
3577.08
9,691,459
5064
14943
100.0
75.9
80.0
Mon Aug 11, 2003
3608.39
12,568,913
4017
15532
104.0
78.1
82.0
Sun Aug 11, 2002
3631.88
15,064,440
5963
13452
100.9
70.0
79.0
Sat Aug 11, 2001
3668.16
19,585,270
8047
13992
93.9
66.9
--
Fri Aug 11, 2000
3681.39
21,461,220
5418
8036
102.0
73.0
--
Wed Aug 11, 1999
3693.74
23,330,686
19969
19399
n/a
n/a
--
Tue Aug 11, 1998
3694.00
23,371,286
12814
21400
96.0
68.0
--
Mon Aug 11, 1997
3692.77
23,179,682
17202
21400
85.0
61.0
--
Sun Aug 11, 1996
3684.97
21,991,264
6521
14200
98.0
66.0
--
Fri Aug 11, 1995
3693.25
23,254,316
16521
18400
100.0
68.0
--
Thu Aug 11, 1994
3659.82
18,469,052
4581
14900
95.0
72.0
--
Wed Aug 11, 1993
3666.39
19,344,080
9342
16200
94.0
66.0
--
Tue Aug 11, 1992
3628.86
14,725,902
6718
14700
99.0
77.0
--
Sun Aug 11, 1991
3634.38
15,349,687
9107
13900
98.0
71.0
--
Sat Aug 11, 1990
3644.83
16,580,854
3785
14900
100.0
76.0
--
Fri Aug 11, 1989
3672.28
20,155,484
5688
12800
94.0
72.0
--
Thu Aug 11, 1988
3689.93
22,741,350
7942
13100
98.0
61.0
--
Tue Aug 11, 1987
3694.96
23,521,714
11117
17900
96.0
70.0
--
Mon Aug 11, 1986
3698.37
24,061,218
14456
27400
94.0
72.0
--
Sun Aug 11, 1985
3695.32
23,578,250
11743
26900
97.0
72.0
--
Sat Aug 11, 1984
3701.96
24,671,894
24606
26200
95.0
76.0
--
Thu Aug 11, 1983
3706.57
25,461,584
30758
29400
90.0
66.0
--
Wed Aug 11, 1982
3687.06
22,400,648
11271
16300
95.0
70.0
--
Tue Aug 11, 1981
3675.96
20,799,108
4017
14200
80.0
59.0
--
Mon Aug 11, 1980
3694.03
23,536,666
6448
23600
102.0
69.0
--
Sat Aug 11, 1979
3682.96
21,881,520
10853
15000
87.0
64.0
--
Fri Aug 11, 1978
3650.39
17,456,126
5712
17500
n/a
n/a
--
Thu Aug 11, 1977
3646.56
17,005,308
4646
18400
95.0
71.0
--
Wed Aug 11, 1976
3669.85
20,089,800
7525
10800
95.0
66.0
--
Mon Aug 11, 1975
3673.84
20,682,002
13896
21400
97.0
75.0
--
Sun Aug 11, 1974
3660.79
18,915,768
7865
13900
97.0
69.0
--
Sat Aug 11, 1973
3644.62
16,872,230
17532
5540
102.0
72.0
--
Fri Aug 11, 1972
3613.05
13,313,848
6445
18500
102.0
77.0
--
Wed Aug 11, 1971
3619.49
14,019,664
9123
14900
99.0
73.0
--
Tue Aug 11, 1970
3600.01
12,036,697
9546
12800
104.0
74.0
--
Mon Aug 11, 1969
3579.14
10,128,442
9952
15900
102.0
75.0
--
Sun Aug 11, 1968
3548.60
7,699,969
16818
6380
89.0
69.0
--
Fri Aug 11, 1967
3531.89
6,551,528
17356
11000
94.0
69.0
--
Thu Aug 11, 1966
3537.95
6,969,937
5932
11500
101.0
73.0
--
Wed Aug 11, 1965
3533.80
6,699,723
15972
12800
100.0
74.0
--
Tue Aug 11, 1964
3488.34
4,041,345
8975
1020
98.0
77.0
--
Sun Aug 11, 1963
93,400
6285
1000
99.0
73.0
--



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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 2.529 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