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 Jul 18, 1965

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Wed, Jul 28, 1965
3529.97
0.42
6,446,499
31517
13000
97.0
72.0
--
Tue, Jul 27, 1965
3529.55
0.38
6,418,854
31274
13500
96.0
69.0
--
Mon, Jul 26, 1965
3529.17
0.45
6,393,830
28085
13700
94.0
67.0
--
Sun, Jul 25, 1965
3528.72
0.32
6,364,474
27207
13100
92.0
66.0
--
Sat, Jul 24, 1965
3528.40
0.38
6,343,708
29079
10600
n/a
n/a
--
Fri, Jul 23, 1965
3528.02
0.48
6,319,061
29992
10300
90.0
65.0
--
Thu, Jul 22, 1965
3527.54
0.47
6,288,358
30662
10500
90.0
70.0
--
Wed, Jul 21, 1965
3527.07
0.53
6,258,313
30893
9280
94.0
72.0
--
Tue, Jul 20, 1965
3526.54
0.45
6,223,991
29322
10900
97.0
67.0
--
Mon, Jul 19, 1965
3526.09
0.48
6,194,797
31043
11400
95.0
69.0
--
Sun, Jul 18, 1965
3525.61
0.70
6,164,417
34162
10200
97.0
70.0
--
Sat, Jul 17, 1965
3524.91
0.50
6,120,269
37004
10100
n/a
n/a
--
Fri, Jul 16, 1965
3524.41
0.59
6,088,329
40470
11400
97.0
69.0
--
Thu, Jul 15, 1965
3523.82
0.77
6,050,829
42550
11100
98.0
70.0
--
Wed, Jul 14, 1965
3523.05
0.73
6,002,409
37651
10800
101.0
68.0
--
Tue, Jul 13, 1965
3522.32
0.77
5,956,508
37767
9460
98.0
68.0
--
Mon, Jul 12, 1965
3521.55
0.74
5,908,527
42376
9210
93.0
66.0
--
Sun, Jul 11, 1965
3520.81
0.84
5,862,718
43682
8560
95.0
53.0
--
Sat, Jul 10, 1965
3519.97
0.93
5,810,743
45126
7890
99.0
69.0
--
Fri, Jul 09, 1965
3519.04
0.88
5,754,106
46385
9800
102.0
70.0
--
Thu, Jul 08, 1965
3518.16
0.91
5,699,701
47645
10900
101.0
68.0
--
Averages of List
3524.99
0.61
6,127,164
35900
10748
96.1
67.8
--


Averages for July 18th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3643.59
-0.08
17,013,670
15781
16193
98.3
71.8
78.9
All-Time
3633.80
-0.06
15,855,786
15901
15310
72.3
48.3
62.9


All Lake Powell water data for July 18th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Fri Jul 18, 2025
3557.99
7,645,102
3967
11834
92.8
66.9
--
Thu Jul 18, 2024
3586.41
9,815,772
6417
11609
95.4
78.8
--
Tue Jul 18, 2023
3583.63
9,587,301
10482
18711
104.7
66.6
79.0
Mon Jul 18, 2022
3538.09
6,329,279
4096
11797
100.0
77.0
--
Sun Jul 18, 2021
3556.33
8,047,159
5534
10218
96.0
81.0
81.0
Sat Jul 18, 2020
3608.22
12,551,964
2522
9263
103.0
76.0
77.0
Thu Jul 18, 2019
3620.49
13,815,213
25554
14788
101.0
72.0
78.0
Wed Jul 18, 2018
3606.43
12,374,310
4312
15298
101.0
75.0
80.0
Tue Jul 18, 2017
3635.51
15,479,114
12395
14493
100.0
75.0
80.0
Mon Jul 18, 2016
3620.51
13,817,338
9107
16271
93.0
77.0
76.0
Sat Jul 18, 2015
3614.20
13,157,713
14982
16883
88.0
64.9
77.0
Fri Jul 18, 2014
3609.32
12,661,974
10503
13457
n/a
n/a
77.0
Thu Jul 18, 2013
3596.62
11,430,443
4776
14195
95.0
75.9
80.0
Wed Jul 18, 2012
3630.63
14,923,512
4714
14725
96.1
72.0
79.0
Mon Jul 18, 2011
3659.17
18,384,170
64547
23560
97.0
73.4
78.0
Sun Jul 18, 2010
3637.90
15,756,488
9598
11869
105.1
75.9
82.0
Sat Jul 18, 2009
3642.16
16,259,560
15140
12747
107.1
75.0
78.0
Fri Jul 18, 2008
3633.64
15,264,503
17986
14725
100.0
71.1
79.0
Wed Jul 18, 2007
3609.17
12,646,928
6105
13514
100.0
75.9
80.0
Tue Jul 18, 2006
3608.87
12,616,905
11398
13534
100.0
78.1
80.0
Mon Jul 18, 2005
3608.18
12,547,969
14076
14400
106.0
77.0
82.0
Sun Jul 18, 2004
3582.71
10,173,474
5683
14170
n/a
n/a
78.0
Fri Jul 18, 2003
3613.29
13,064,322
5839
14700
102.9
75.9
--
Thu Jul 18, 2002
3637.11
15,664,433
2723
14322
93.0
71.1
78.0
Wed Jul 18, 2001
3671.22
20,007,694
9479
13302
93.0
68.0
77.0
Tue Jul 18, 2000
3682.81
21,670,320
6893
8038
100.0
68.0
--
Sun Jul 18, 1999
3694.73
23,485,542
21083
15954
96.0
66.0
--
Sat Jul 18, 1998
3696.62
23,783,258
18092
20500
104.0
74.0
--
Fri Jul 18, 1997
3694.82
23,499,670
20299
21373
115.0
64.0
--
Thu Jul 18, 1996
3687.57
22,382,300
13241
15900
97.0
73.0
--
Tue Jul 18, 1995
3690.81
22,876,730
66371
18500
88.0
68.0
--
Mon Jul 18, 1994
3663.72
18,984,638
6620
14600
101.0
76.0
--
Sun Jul 18, 1993
3668.70
19,659,318
19628
12400
95.0
67.0
--
Sat Jul 18, 1992
3632.08
15,087,129
11091
14000
100.0
69.0
--
Thu Jul 18, 1991
3637.19
15,674,033
9539
17000
94.0
76.0
--
Wed Jul 18, 1990
3649.16
17,111,830
8584
15300
85.0
68.0
--
Tue Jul 18, 1989
3675.29
20,580,186
5777
12900
106.0
74.0
--
Mon Jul 18, 1988
3692.66
23,162,286
7729
10100
106.0
70.0
--
Sat Jul 18, 1987
3697.57
23,933,640
15862
14300
90.0
67.0
--
Fri Jul 18, 1986
3699.10
24,178,016
38310
21100
93.0
69.0
--
Thu Jul 18, 1985
3698.15
24,025,984
21165
29000
92.0
66.0
--
Wed Jul 18, 1984
3702.16
24,704,294
46917
34900
n/a
n/a
--
Mon Jul 18, 1983
3708.10
25,716,768
58585
50800
100.0
66.0
--
Sun Jul 18, 1982
3687.37
22,447,512
19155
9939
92.0
70.0
--
Sat Jul 18, 1981
3679.58
21,322,286
12604
9570
97.0
70.0
--
Fri Jul 18, 1980
3698.98
24,320,458
16463
24300
104.0
66.0
--
Wed Jul 18, 1979
3684.62
22,129,466
27346
12000
96.0
72.0
--
Tue Jul 18, 1978
3652.50
17,723,000
19657
13600
n/a
65.0
--
Mon Jul 18, 1977
3650.95
17,554,116
3674
15600
96.0
78.0
--
Sun Jul 18, 1976
3671.42
20,309,586
8861
8740
82.0
70.0
--
Fri Jul 18, 1975
3674.34
20,753,234
39407
21100
97.0
71.0
--
Thu Jul 18, 1974
3664.57
19,423,958
8556
23400
95.0
75.0
--
Wed Jul 18, 1973
3641.50
16,491,750
29090
11200
94.0
83.0
--
Tue Jul 18, 1972
3617.89
13,825,589
8133
15300
100.0
80.0
--
Sun Jul 18, 1971
3621.96
14,288,309
15096
14100
103.0
72.0
--
Sat Jul 18, 1970
3601.48
12,180,964
15713
14600
101.0
80.0
--
Fri Jul 18, 1969
3580.70
10,264,882
15446
17300
93.0
74.0
--
Thu Jul 18, 1968
3547.52
7,621,095
13541
18800
103.0
76.0
--
Tue Jul 18, 1967
3532.33
6,580,572
15342
11000
97.0
62.0
--
Mon Jul 18, 1966
3542.24
7,268,280
5737
10800
102.0
71.0
--
Sun Jul 18, 1965
3525.61
6,164,417
34162
10200
97.0
70.0
--
Sat Jul 18, 1964
3480.96
3,672,038
11807
920
104.0
78.0
--
Thu Jul 18, 1963
34,400
4260
1000
104.0
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 2.548 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