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 12, 1988

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Fri, Jul 22, 1988
3692.21
-0.13
23,092,544
6774
12200
98.0
66.0
--
Thu, Jul 21, 1988
3692.34
-0.11
23,112,714
6955
12500
98.0
66.0
--
Wed, Jul 20, 1988
3692.45
-0.10
23,129,742
7012
12300
101.0
69.0
--
Tue, Jul 19, 1988
3692.55
-0.11
23,145,258
7556
11200
104.0
70.0
--
Mon, Jul 18, 1988
3692.66
-0.07
23,162,286
7729
10100
106.0
70.0
--
Sun, Jul 17, 1988
3692.73
-0.02
23,173,146
8272
9280
104.0
70.0
--
Sat, Jul 16, 1988
3692.75
-0.05
23,176,250
9300
8320
106.0
71.0
--
Fri, Jul 15, 1988
3692.80
-0.07
23,184,008
9993
13100
104.0
61.0
--
Thu, Jul 14, 1988
3692.87
-0.07
23,194,868
10559
12900
103.0
66.0
--
Wed, Jul 13, 1988
3692.94
-0.09
23,205,690
10791
12000
103.0
62.0
--
Tue, Jul 12, 1988
3693.03
-0.04
23,219,684
10814
11800
105.0
64.0
--
Mon, Jul 11, 1988
3693.07
-0.07
23,225,930
11414
12300
103.0
62.0
--
Sun, Jul 10, 1988
3693.14
-0.08
23,236,824
12385
7880
101.0
63.0
--
Sat, Jul 09, 1988
3693.22
0.12
23,249,316
13621
8790
101.0
63.0
--
Fri, Jul 08, 1988
3693.10
-0.10
23,230,616
14649
14700
101.0
68.0
--
Thu, Jul 07, 1988
3693.20
-0.06
23,246,192
15562
15800
102.0
66.0
--
Wed, Jul 06, 1988
3693.26
-0.05
23,255,562
16220
12300
100.0
65.0
--
Tue, Jul 05, 1988
3693.31
0.03
23,263,370
16024
10900
98.0
65.0
--
Mon, Jul 04, 1988
3693.28
0.04
23,258,684
17156
6890
93.0
66.0
--
Sun, Jul 03, 1988
3693.24
0.12
23,252,438
19016
7150
99.0
67.0
--
Sat, Jul 02, 1988
3693.12
0.08
23,233,738
20056
7350
100.0
66.0
--
Averages of List
3692.92
-0.04
23,202,327
11993
10941
101.4
66
--


Averages for July 12th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3643.93
-0.03
17,045,401
18697
16429
99.1
71.9
78.3
All-Time
3633.98
-0
15,874,584
19131
15396
72.2
48.3
62.9


All Lake Powell water data for July 12th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sat Jul 12, 2025
3559.28
7,735,820
4530
11300
100.1
61.9
--
Fri Jul 12, 2024
3587.05
9,868,862
8903
11849
101.8
80.8
78.0
Wed Jul 12, 2023
3584.51
9,659,246
15819
18728
101.1
63.0
77.0
Tue Jul 12, 2022
3539.14
6,394,906
7495
11825
103.0
77.0
--
Mon Jul 12, 2021
3557.74
8,152,458
3525
12744
107.0
84.0
80.0
Sun Jul 12, 2020
3609.26
12,655,957
6310
9263
105.0
79.0
77.0
Fri Jul 12, 2019
3618.99
13,656,516
31969
14410
102.0
71.0
76.0
Thu Jul 12, 2018
3607.58
12,488,251
4176
15228
92.0
67.0
78.0
Wed Jul 12, 2017
3635.74
15,505,656
11476
14205
97.0
73.0
80.0
Tue Jul 12, 2016
3621.28
13,899,321
12019
16306
99.0
69.0
77.0
Sun Jul 12, 2015
3614.25
13,162,857
21081
15699
95.0
69.1
76.0
Sat Jul 12, 2014
3609.65
12,695,102
11622
12391
n/a
n/a
77.0
Fri Jul 12, 2013
3597.78
11,539,513
2983
13998
90.0
70.0
79.0
Thu Jul 12, 2012
3631.62
15,035,059
2314
14841
n/a
n/a
81.0
Tue Jul 12, 2011
3656.34
18,017,806
72715
24130
84.0
68.0
75.0
Mon Jul 12, 2010
3638.42
15,817,296
11456
13396
100.9
72.0
82.0
Sun Jul 12, 2009
3642.29
16,275,093
22042
11704
100.9
73.0
79.0
Sat Jul 12, 2008
3633.48
15,246,239
25350
13413
93.0
73.9
80.0
Thu Jul 12, 2007
3610.13
12,743,378
7196
13384
99.0
72.0
81.0
Wed Jul 12, 2006
3609.27
12,656,962
15591
13623
98.1
71.1
77.0
Tue Jul 12, 2005
3608.38
12,567,914
19344
14310
104.0
73.0
79.0
Mon Jul 12, 2004
3584.11
10,295,741
7282
15181
102.0
72.0
76.0
Sat Jul 12, 2003
3614.54
13,192,724
7170
14592
106.0
78.1
79.0
Fri Jul 12, 2002
3638.43
15,818,459
3074
15119
105.1
80.1
77.0
Thu Jul 12, 2001
3671.86
20,096,934
7337
14019
93.9
75.0
78.0
Wed Jul 12, 2000
3683.07
21,708,770
8374
8051
97.0
71.0
79.0
Mon Jul 12, 1999
3694.67
23,476,126
25147
17865
98.0
69.0
--
Sun Jul 12, 1998
3696.95
23,835,488
23383
19300
105.0
79.0
--
Sat Jul 12, 1997
3695.06
23,537,338
26410
21131
n/a
n/a
--
Fri Jul 12, 1996
3688.08
22,459,602
18191
18200
103.0
76.0
79.0
Wed Jul 12, 1995
3687.70
22,401,968
68162
18100
103.0
69.0
--
Tue Jul 12, 1994
3664.52
19,091,794
7729
15300
105.0
68.0
--
Mon Jul 12, 1993
3668.55
19,638,742
25624
14900
102.0
73.0
--
Sun Jul 12, 1992
3632.51
15,136,141
10271
12800
94.0
66.0
--
Fri Jul 12, 1991
3637.69
15,732,033
12061
5910
100.0
72.0
--
Thu Jul 12, 1990
3649.47
17,150,276
11114
14900
95.0
75.0
--
Wed Jul 12, 1989
3675.97
20,676,736
5645
14000
97.0
65.0
--
Tue Jul 12, 1988
3693.03
23,219,684
10814
11800
105.0
64.0
--
Sun Jul 12, 1987
3698.07
24,013,210
16290
12500
97.0
64.0
--
Sat Jul 12, 1986
3697.80
23,970,208
44514
16300
102.0
78.0
--
Fri Jul 12, 1985
3698.95
24,153,992
23175
29900
100.0
75.0
--
Thu Jul 12, 1984
3702.33
24,731,868
50059
43300
n/a
n/a
--
Tue Jul 12, 1983
3708.18
25,730,180
74979
54800
93.0
66.0
--
Mon Jul 12, 1982
3687.24
22,427,844
25913
14700
98.0
76.0
--
Sun Jul 12, 1981
3679.84
21,360,084
7174
10200
94.0
70.0
--
Sat Jul 12, 1980
3699.84
24,458,280
22263
26100
95.0
70.0
--
Thu Jul 12, 1979
3683.84
22,012,842
35364
14000
105.0
65.0
--
Wed Jul 12, 1978
3652.18
17,682,246
22147
11800
n/a
69.0
--
Tue Jul 12, 1977
3652.08
17,697,158
4979
13600
97.0
61.0
--
Mon Jul 12, 1976
3671.75
20,355,750
11195
14100
101.0
76.0
--
Sat Jul 12, 1975
3672.97
20,558,928
51584
18800
93.0
70.0
--
Fri Jul 12, 1974
3665.78
19,588,506
9925
18600
99.0
63.0
--
Thu Jul 12, 1973
3640.39
16,357,982
33931
15700
97.0
72.0
--
Wed Jul 12, 1972
3618.68
13,910,166
9316
18900
102.0
73.0
--
Mon Jul 12, 1971
3622.26
14,321,441
20922
18200
102.0
67.0
--
Sun Jul 12, 1970
3601.40
12,173,105
23776
7990
96.0
65.0
--
Sat Jul 12, 1969
3580.92
10,284,134
20264
14800
104.0
73.0
--
Fri Jul 12, 1968
3548.36
7,682,347
16070
15600
104.0
74.0
--
Wed Jul 12, 1967
3531.58
6,530,902
18206
10400
100.0
73.0
--
Tue Jul 12, 1966
3543.46
7,354,665
6862
10600
100.0
71.0
--
Mon Jul 12, 1965
3521.55
5,908,527
42376
9210
93.0
66.0
--
Sun Jul 12, 1964
3478.88
3,571,235
14511
950
100.0
76.0
--
Fri Jul 12, 1963
20,400
3734
1010
100.0
70.0
--



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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 2.687 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