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 10, 1966

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Wed, Jul 20, 1966
3541.88
-0.17
7,242,907
5625
10100
90.0
76.0
--
Tue, Jul 19, 1966
3542.05
-0.19
7,254,830
5652
10000
104.0
75.0
--
Mon, Jul 18, 1966
3542.24
-0.16
7,268,280
5737
10800
102.0
71.0
--
Sun, Jul 17, 1966
3542.40
-0.22
7,279,603
5961
12100
100.0
74.0
--
Sat, Jul 16, 1966
3542.62
-0.24
7,295,196
6172
9830
99.0
82.0
--
Fri, Jul 15, 1966
3542.86
-0.15
7,312,190
6184
11100
101.0
73.0
--
Thu, Jul 14, 1966
3543.01
-0.26
7,322,804
6345
11000
101.0
71.0
--
Wed, Jul 13, 1966
3543.27
-0.19
7,341,216
6475
12900
100.0
73.0
--
Tue, Jul 12, 1966
3543.46
-0.20
7,354,665
6862
10600
100.0
71.0
--
Mon, Jul 11, 1966
3543.66
-0.25
7,368,824
7222
11400
95.0
70.0
--
Sun, Jul 10, 1966
3543.91
-0.07
7,386,526
7783
11500
98.0
73.0
--
Sat, Jul 09, 1966
3543.98
-0.23
7,391,487
8773
11200
99.0
72.0
--
Fri, Jul 08, 1966
3544.21
-0.14
7,407,962
9635
11500
97.0
70.0
--
Thu, Jul 07, 1966
3544.35
-0.14
7,418,012
10120
11800
102.0
72.0
--
Wed, Jul 06, 1966
3544.49
-0.16
7,428,045
10698
11600
102.0
68.0
--
Tue, Jul 05, 1966
3544.65
-0.09
7,439,512
11333
11400
101.0
70.0
--
Mon, Jul 04, 1966
3544.74
-0.07
7,445,973
11022
9350
102.0
71.0
--
Sun, Jul 03, 1966
3544.81
0.01
7,450,998
10779
7600
98.0
62.0
--
Sat, Jul 02, 1966
3544.80
-0.09
7,450,280
10733
8270
99.0
67.0
--
Fri, Jul 01, 1966
3544.89
-0.02
7,456,723
10791
9910
91.0
60.0
--
Thu, Jun 30, 1966
3544.91
-0.13
7,458,159
10388
11000
91.0
76.0
--
Averages of List
3543.68
-0.15
7,370,200
8300
10712
98.7
71.3
--


Averages for July 10th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3643.98
-0.02
17,048,045
19964
16856
97.4
70.9
78
All-Time
3633.98
0.02
15,873,845
20512
15774
72.4
48.7
62.9


All Lake Powell water data for July 10th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Thu Jul 10, 2025
3559.65
7,761,965
6753
11610
102.6
69.8
--
Wed Jul 10, 2024
3587.17
9,878,838
12516
11841
99.4
79.5
79.0
Mon Jul 10, 2023
3584.65
9,670,724
18498
18728
101.3
59.4
76.0
Sun Jul 10, 2022
3539.45
6,414,359
8818
9392
102.0
82.0
--
Sat Jul 10, 2021
3558.18
8,185,496
3761
13412
109.0
82.0
80.0
Fri Jul 10, 2020
3609.42
12,672,007
5226
13101
104.0
73.0
76.0
Wed Jul 10, 2019
3618.25
13,578,666
39832
14349
102.0
66.0
76.0
Tue Jul 10, 2018
3607.95
12,525,059
460
15333
95.0
73.0
78.0
Mon Jul 10, 2017
3635.74
15,505,656
16705
14404
99.0
78.0
81.0
Sun Jul 10, 2016
3621.44
13,916,401
14062
13699
98.0
73.0
78.0
Fri Jul 10, 2015
3614.12
13,149,485
21055
17357
88.0
64.0
76.0
Thu Jul 10, 2014
3609.72
12,702,136
18148
13446
91.9
75.0
77.0
Wed Jul 10, 2013
3598.23
11,582,001
4092
14103
n/a
n/a
79.0
Tue Jul 10, 2012
3632.00
15,078,033
4347
15047
n/a
n/a
80.0
Sun Jul 10, 2011
3655.24
17,876,792
73558
25303
88.0
68.0
75.0
Sat Jul 10, 2010
3638.59
15,837,212
12385
12624
98.1
73.9
81.0
Fri Jul 10, 2009
3642.18
16,261,949
24543
13382
98.1
71.1
78.0
Thu Jul 10, 2008
3633.28
15,223,431
22720
13927
102.0
73.9
79.0
Tue Jul 10, 2007
3610.41
12,771,605
7615
13416
105.1
75.9
80.0
Mon Jul 10, 2006
3609.32
12,661,981
13555
13719
93.0
70.0
77.0
Sun Jul 10, 2005
3608.32
12,561,945
22072
12717
96.1
69.1
78.0
Sat Jul 10, 2004
3584.50
10,329,957
8227
14587
97.0
68.0
76.0
Thu Jul 10, 2003
3614.92
13,231,909
8209
15507
105.1
75.0
79.0
Wed Jul 10, 2002
3638.90
15,873,561
4062
14565
n/a
n/a
78.0
Tue Jul 10, 2001
3672.07
20,126,270
7419
14028
82.0
66.9
79.0
Mon Jul 10, 2000
3683.14
21,719,102
8139
8010
88.0
61.0
--
Sat Jul 10, 1999
3694.53
23,454,204
25213
17319
89.0
68.0
--
Fri Jul 10, 1998
3696.98
23,840,246
25474
21000
96.0
69.0
77.0
Thu Jul 10, 1997
3695.09
23,542,054
29460
20974
101.0
72.0
--
Wed Jul 10, 1996
3688.15
22,470,200
19756
19100
103.0
70.0
--
Mon Jul 10, 1995
3686.65
22,243,328
67757
16800
105.0
74.0
--
Sun Jul 10, 1994
3664.79
19,128,066
8341
11100
99.0
71.0
--
Sat Jul 10, 1993
3668.38
19,615,406
26941
14600
103.0
68.0
--
Fri Jul 10, 1992
3632.72
15,160,077
8642
15000
92.0
70.0
--
Wed Jul 10, 1991
3637.78
15,742,483
10570
18300
89.0
69.0
--
Tue Jul 10, 1990
3649.60
17,166,412
11091
14900
84.0
72.0
--
Mon Jul 10, 1989
3676.26
20,718,182
5755
16900
103.0
71.0
--
Sun Jul 10, 1988
3693.14
23,236,824
12385
7880
101.0
63.0
--
Fri Jul 10, 1987
3698.06
24,011,610
17653
14600
99.0
67.0
--
Thu Jul 10, 1986
3697.30
23,890,708
44075
21400
99.0
67.0
--
Wed Jul 10, 1985
3699.29
24,208,406
25035
29400
104.0
78.0
--
Tue Jul 10, 1984
3702.44
24,749,672
52682
43600
97.0
75.0
--
Sun Jul 10, 1983
3707.90
25,683,236
77902
51400
94.0
67.0
--
Sat Jul 10, 1982
3687.06
22,400,648
29218
11600
94.0
69.0
--
Fri Jul 10, 1981
3679.86
21,362,996
7538
15300
97.0
74.0
--
Thu Jul 10, 1980
3700.03
24,488,768
26098
26600
95.0
67.0
--
Tue Jul 10, 1979
3683.46
21,956,094
38298
13900
100.0
79.0
--
Mon Jul 10, 1978
3652.10
17,672,078
24862
12900
n/a
69.0
--
Sun Jul 10, 1977
3652.41
17,739,196
6088
13300
102.0
72.0
--
Sat Jul 10, 1976
3671.93
20,380,914
12431
13000
105.0
75.0
--
Thu Jul 10, 1975
3672.20
20,449,622
51781
21200
97.0
73.0
--
Wed Jul 10, 1974
3666.11
19,633,528
12624
21700
96.0
51.0
--
Tue Jul 10, 1973
3640.15
16,329,063
37721
16200
100.0
78.0
--
Mon Jul 10, 1972
3619.14
13,959,577
9560
14700
98.0
72.0
--
Sat Jul 10, 1971
3622.28
14,323,656
23649
16400
103.0
67.0
--
Fri Jul 10, 1970
3601.03
12,136,804
25151
10900
92.0
65.0
--
Thu Jul 10, 1969
3580.99
10,290,267
22679
16600
99.0
71.0
--
Wed Jul 10, 1968
3548.60
7,699,969
16994
14400
100.0
74.0
--
Mon Jul 10, 1967
3531.43
6,520,907
19273
10900
100.0
80.0
--
Sun Jul 10, 1966
3543.91
7,386,526
7783
11500
98.0
73.0
--
Sat Jul 10, 1965
3519.97
5,810,743
45126
7890
99.0
69.0
--
Fri Jul 10, 1964
3478.08
3,532,844
16394
950
100.0
73.0
--
Wed Jul 10, 1963
20,400
3486
1920
94.0
64.0
--



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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 2.864 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