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 Jul 21, 1976

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sat, Jul 31, 1976
3670.39
0.17
20,165,268
9912
8090
87.0
58.0
--
Fri, Jul 30, 1976
3670.22
-0.14
20,141,430
10571
11900
96.0
71.0
--
Thu, Jul 29, 1976
3670.36
-0.10
20,161,090
10351
13700
99.0
69.0
--
Wed, Jul 28, 1976
3670.46
-0.11
20,175,096
9104
14500
98.0
62.0
--
Tue, Jul 27, 1976
3670.57
-0.07
20,190,544
8513
12400
93.0
68.0
--
Mon, Jul 26, 1976
3670.64
-0.18
20,200,340
8214
12900
87.0
58.0
--
Sun, Jul 25, 1976
3670.82
0.04
20,225,616
7879
8340
97.0
70.0
--
Sat, Jul 24, 1976
3670.78
-0.05
20,219,998
8757
10400
98.0
69.0
--
Fri, Jul 23, 1976
3670.83
-0.19
20,227,020
8642
16300
99.0
68.0
--
Thu, Jul 22, 1976
3671.02
-0.09
20,253,656
8180
13800
99.0
70.0
--
Wed, Jul 21, 1976
3671.11
-0.13
20,266,256
7833
15100
97.0
68.0
--
Tue, Jul 20, 1976
3671.24
-0.13
20,284,420
8076
13500
94.0
66.0
--
Mon, Jul 19, 1976
3671.37
-0.05
20,302,620
8526
14700
88.0
65.0
--
Sun, Jul 18, 1976
3671.42
-0.09
20,309,586
8861
8740
82.0
70.0
--
Sat, Jul 17, 1976
3671.51
-0.04
20,322,186
9612
10500
88.0
67.0
--
Fri, Jul 16, 1976
3671.55
-0.12
20,327,784
10606
12000
95.0
64.0
--
Thu, Jul 15, 1976
3671.67
0.00
20,344,550
10375
10500
101.0
66.0
--
Wed, Jul 14, 1976
3671.67
-0.06
20,344,550
11010
11800
96.0
68.0
--
Tue, Jul 13, 1976
3671.73
-0.02
20,352,950
11230
11600
97.0
78.0
--
Mon, Jul 12, 1976
3671.75
-0.06
20,355,750
11195
14100
101.0
76.0
--
Sun, Jul 11, 1976
3671.81
-0.12
20,364,150
11911
14900
106.0
78.0
--
Averages of List
3671.09
-0.07
20,263,565
9493
12370
95.1
68
--


Averages for July 21st

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3643.32
-0.09
16,985,700
14061
16525
98
71.6
79.6
All-Time
3633.62
-0.05
15,835,912
14579
15391
72.3
48.3
62.7


All Lake Powell water data for July 21st

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Mon Jul 21, 2025
3557.40
7,603,833
5882
11820
89.4
66.5
--
Sun Jul 21, 2024
3586.09
9,789,296
6703
10986
92.3
76.8
--
Fri Jul 21, 2023
3582.99
9,535,197
8407
18824
102.6
67.1
80.0
Thu Jul 21, 2022
3537.47
6,290,717
6066
11709
106.0
79.0
--
Wed Jul 21, 2021
3555.55
7,989,284
505
12434
99.0
76.0
84.0
Tue Jul 21, 2020
3607.71
12,501,175
4582
13473
96.0
83.0
78.0
Sun Jul 21, 2019
3621.08
13,877,992
23580
11037
101.0
72.0
78.0
Sat Jul 21, 2018
3605.90
12,322,032
6252
11304
99.0
78.0
79.0
Fri Jul 21, 2017
3635.37
15,462,973
12705
14175
97.0
75.0
80.0
Thu Jul 21, 2016
3619.95
13,757,939
10062
16050
98.0
73.0
78.0
Tue Jul 21, 2015
3614.04
13,141,260
16605
17385
90.0
64.0
77.0
Mon Jul 21, 2014
3609.17
12,646,935
10977
13383
n/a
n/a
78.0
Sun Jul 21, 2013
3596.17
11,388,307
8372
12672
97.0
78.1
80.0
Sat Jul 21, 2012
3630.08
14,861,799
3101
14305
97.0
75.2
79.0
Thu Jul 21, 2011
3659.92
18,482,124
51349
24192
n/a
n/a
--
Wed Jul 21, 2010
3637.53
15,713,321
8296
13394
95.0
75.9
83.0
Tue Jul 21, 2009
3641.97
16,236,878
13303
13652
88.0
71.1
--
Mon Jul 21, 2008
3633.56
15,255,369
15546
14703
89.1
66.9
80.0
Sat Jul 21, 2007
3608.67
12,596,883
5135
12751
99.0
77.0
81.0
Fri Jul 21, 2006
3608.37
12,566,939
9241
13731
102.9
73.0
82.0
Thu Jul 21, 2005
3607.84
12,514,117
12031
14325
106.0
73.9
82.0
Wed Jul 21, 2004
3581.97
10,109,240
6863
15378
n/a
n/a
79.0
Mon Jul 21, 2003
3612.81
13,015,236
5563
15568
102.9
77.0
81.0
Sun Jul 21, 2002
3636.47
15,590,108
2669
13293
100.0
73.9
78.0
Sat Jul 21, 2001
3670.84
19,954,878
6318
13964
95.0
69.1
77.0
Fri Jul 21, 2000
3682.69
21,652,576
8315
8039
105.0
69.0
--
Wed Jul 21, 1999
3694.64
23,471,418
18359
18390
89.0
66.0
--
Tue Jul 21, 1998
3696.26
23,726,328
15390
21100
105.0
75.0
--
Mon Jul 21, 1997
3694.56
23,458,910
17537
21014
98.0
70.0
77.5
Sun Jul 21, 1996
3687.40
22,356,552
12685
12800
105.0
74.0
--
Fri Jul 21, 1995
3691.89
23,043,280
54911
17600
99.0
68.0
--
Thu Jul 21, 1994
3663.25
18,921,912
6435
15000
100.0
74.0
--
Wed Jul 21, 1993
3668.58
19,642,862
17341
15500
96.0
65.0
--
Tue Jul 21, 1992
3631.72
15,046,497
8330
14500
103.0
71.0
--
Sun Jul 21, 1991
3636.72
15,619,517
9188
17000
86.0
64.0
--
Sat Jul 21, 1990
3648.71
17,056,036
6878
15400
94.0
68.0
--
Fri Jul 21, 1989
3674.74
20,502,078
4239
16800
107.0
77.0
--
Thu Jul 21, 1988
3692.34
23,112,714
6955
12500
98.0
66.0
--
Tue Jul 21, 1987
3697.33
23,895,482
15851
19400
98.0
64.0
--
Mon Jul 21, 1986
3699.76
24,283,602
36404
23400
n/a
n/a
--
Sun Jul 21, 1985
3697.81
23,971,800
21073
27900
88.0
69.0
--
Sat Jul 21, 1984
3702.16
24,704,294
37986
29700
98.0
72.0
--
Thu Jul 21, 1983
3707.92
25,686,578
47055
40200
94.0
76.0
--
Wed Jul 21, 1982
3687.36
22,445,998
17526
18700
102.0
72.0
--
Tue Jul 21, 1981
3679.38
21,293,180
11299
17000
102.0
62.0
--
Mon Jul 21, 1980
3698.52
24,246,756
12916
23700
105.0
65.0
--
Sat Jul 21, 1979
3684.77
22,151,886
24781
17000
92.0
70.0
--
Fri Jul 21, 1978
3652.60
17,735,746
19066
10700
104.0
72.0
--
Thu Jul 21, 1977
3650.43
17,488,520
5063
14700
96.0
73.0
--
Wed Jul 21, 1976
3671.11
20,266,256
7833
15100
97.0
68.0
--
Mon Jul 21, 1975
3674.82
20,821,850
37143
21800
101.0
76.0
--
Sun Jul 21, 1974
3664.24
19,378,956
12674
16900
95.0
72.0
--
Sat Jul 21, 1973
3642.18
16,573,901
28224
6830
94.0
68.0
--
Fri Jul 21, 1972
3617.36
13,768,852
7410
17000
97.0
75.0
--
Wed Jul 21, 1971
3621.47
14,234,982
14162
18800
98.0
77.0
--
Tue Jul 21, 1970
3601.36
12,169,199
13652
10100
99.0
78.0
--
Mon Jul 21, 1969
3581.18
10,307,028
19663
15000
96.0
71.0
--
Sun Jul 21, 1968
3546.79
7,568,324
11511
13400
103.0
75.0
--
Fri Jul 21, 1967
3532.70
6,604,904
18219
10300
104.0
74.0
--
Thu Jul 21, 1966
3541.73
7,232,449
5649
10600
97.0
76.0
--
Wed Jul 21, 1965
3527.07
6,258,313
30893
9280
94.0
72.0
--
Tue Jul 21, 1964
3481.81
3,713,693
12974
960
101.0
84.0
--
Sun Jul 21, 1963
45,400
2743
1000
103.0
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 2.397 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