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, 2021

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Thu, Jul 22, 2021
3555.35
-0.20
7,974,487
5700
13180
95.0
74.0
84.0
Wed, Jul 21, 2021
3555.55
-0.31
7,989,284
505
12434
99.0
76.0
84.0
Tue, Jul 20, 2021
3555.86
-0.14
8,012,254
7295
12371
94.0
74.0
82.0
Mon, Jul 19, 2021
3556.00
-0.33
8,022,641
-100
12670
95.0
73.0
82.0
Sun, Jul 18, 2021
3556.33
-0.13
8,047,159
5534
10218
96.0
81.0
81.0
Sat, Jul 17, 2021
3556.46
-0.26
8,056,831
2765
12727
100.0
77.0
81.0
Fri, Jul 16, 2021
3556.72
-0.25
8,076,197
3425
12996
95.0
77.0
80.0
Thu, Jul 15, 2021
3556.97
-0.28
8,094,847
2291
13096
95.0
71.0
80.0
Wed, Jul 14, 2021
3557.25
-0.25
8,115,766
3200
12800
90.0
69.0
80.0
Tue, Jul 13, 2021
3557.50
-0.24
8,134,474
3671
12876
100.0
71.0
80.0
Mon, Jul 12, 2021
3557.74
-0.24
8,152,458
3525
12744
107.0
84.0
80.0
Sun, Jul 11, 2021
3557.98
-0.20
8,170,469
2473
10065
108.0
85.0
80.0
Sat, Jul 10, 2021
3558.18
-0.25
8,185,496
3761
13412
109.0
82.0
80.0
Fri, Jul 09, 2021
3558.43
-0.23
8,204,306
4208
13051
110.0
84.0
80.0
Thu, Jul 08, 2021
3558.66
-0.22
8,221,634
4029
12473
109.0
80.0
80.0
Wed, Jul 07, 2021
3558.88
-0.21
8,238,231
5074
13117
105.0
78.0
80.0
Tue, Jul 06, 2021
3559.09
-0.22
8,254,094
3927
12392
104.0
79.0
80.0
Mon, Jul 05, 2021
3559.31
-0.18
8,270,733
5782
12607
100.0
83.0
79.0
Sun, Jul 04, 2021
3559.49
-0.19
8,284,362
3964
11209
101.0
78.0
79.0
Sat, Jul 03, 2021
3559.68
-0.13
8,298,764
6942
11714
102.0
77.0
78.0
Fri, Jul 02, 2021
3559.81
-0.14
8,308,627
7517
12706
101.0
75.0
78.0
Averages of List
3557.68
-0.22
8,148,244
4071
12422
100.7
77.5
80.4


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 2.697 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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powell Water Database