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 30, 1991

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Fri, Aug 09, 1991
3634.62
-0.13
15,377,313
9183
14500
99.0
71.0
--
Thu, Aug 08, 1991
3634.75
-0.07
15,392,250
9546
14700
97.0
78.0
--
Wed, Aug 07, 1991
3634.82
-0.09
15,400,308
8865
14500
92.0
66.0
--
Tue, Aug 06, 1991
3634.91
-0.13
15,410,640
9151
14400
86.0
65.0
--
Mon, Aug 05, 1991
3635.04
-0.17
15,425,604
8568
14500
94.0
65.0
--
Sun, Aug 04, 1991
3635.21
0.06
15,445,146
8112
13900
91.0
65.0
--
Sat, Aug 03, 1991
3635.15
-0.22
15,438,239
7914
14100
89.0
71.0
--
Fri, Aug 02, 1991
3635.37
-0.02
15,463,563
7931
14300
95.0
71.0
--
Thu, Aug 01, 1991
3635.39
-0.20
15,465,838
7865
14900
96.0
75.0
--
Wed, Jul 31, 1991
3635.59
-0.17
15,488,860
8503
18000
95.0
78.0
--
Tue, Jul 30, 1991
3635.76
-0.25
15,508,401
8942
17600
96.0
74.0
--
Mon, Jul 29, 1991
3636.01
-0.09
15,537,161
9104
14400
99.0
70.0
--
Sun, Jul 28, 1991
3636.10
0.03
15,547,611
9150
4980
103.0
73.0
--
Sat, Jul 27, 1991
3636.07
0.00
15,544,128
8911
4980
97.0
70.0
--
Fri, Jul 26, 1991
3636.07
0.01
15,544,128
8903
5860
94.0
69.0
--
Thu, Jul 25, 1991
3636.06
-0.17
15,542,967
8498
17000
91.0
71.0
--
Wed, Jul 24, 1991
3636.23
-0.19
15,562,678
8791
17000
87.0
74.0
--
Tue, Jul 23, 1991
3636.42
-0.10
15,584,711
8750
17100
98.0
74.0
--
Mon, Jul 22, 1991
3636.52
-0.20
15,596,322
9404
17000
96.0
70.0
--
Sun, Jul 21, 1991
3636.72
-0.15
15,619,517
9188
17000
86.0
64.0
--
Sat, Jul 20, 1991
3636.87
-0.12
15,636,934
9040
17000
91.0
64.0
--
Averages of List
3635.70
-0.11
15,501,539
8777
14177
93.9
70.4
--


Averages for July 30th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3642.33
-0.12
16,875,250
11643
16548
96.7
71.8
80
All-Time
3632.85
-0.1
15,748,362
12065
15372
73.5
49.2
63.8


All Lake Powell water data for July 30th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Wed Jul 30, 2025
3555.59
7,478,106
3985
11747
100.2
60.6
--
Tue Jul 30, 2024
3584.76
9,679,748
4897
11834
94.4
73.2
--
Sun Jul 30, 2023
3580.69
9,349,468
8673
18522
96.4
67.3
83.0
Sat Jul 30, 2022
3536.20
6,212,161
10422
9310
87.0
71.0
--
Fri Jul 30, 2021
3554.01
7,875,800
7133
12556
94.0
72.0
80.0
Thu Jul 30, 2020
3606.40
12,371,347
7090
13230
n/a
n/a
80.0
Tue Jul 30, 2019
3621.60
13,933,497
16134
15189
96.0
80.0
79.0
Mon Jul 30, 2018
3604.03
12,138,765
6227
14950
101.0
74.0
79.0
Sun Jul 30, 2017
3634.76
15,392,785
9929
12647
100.0
75.0
80.0
Sat Jul 30, 2016
3618.26
13,579,716
-971
14699
99.0
78.0
79.0
Thu Jul 30, 2015
3612.80
13,014,719
7983
17385
96.1
72.0
78.0
Wed Jul 30, 2014
3608.21
12,550,967
9710
13190
96.1
73.9
79.0
Tue Jul 30, 2013
3594.34
11,217,969
4164
13979
95.0
70.0
80.0
Mon Jul 30, 2012
3628.63
14,699,978
10081
14536
89.1
69.1
79.0
Sat Jul 30, 2011
3660.90
18,610,704
31759
24149
96.8
78.1
79.0
Fri Jul 30, 2010
3636.62
15,607,506
8515
13355
95.0
75.0
81.0
Thu Jul 30, 2009
3641.20
16,145,192
11746
13365
93.0
66.9
80.0
Wed Jul 30, 2008
3633.07
15,199,508
14764
14655
100.0
73.0
80.0
Mon Jul 30, 2007
3607.58
12,488,259
7336
13179
95.0
72.0
81.0
Sun Jul 30, 2006
3606.99
12,429,706
7148
12962
95.0
72.0
82.0
Sat Jul 30, 2005
3606.93
12,423,757
12201
13054
96.1
72.0
80.0
Fri Jul 30, 2004
3579.94
9,934,391
6600
14473
99.0
71.1
79.0
Wed Jul 30, 2003
3610.82
12,813,024
5932
15911
99.0
75.9
82.0
Tue Jul 30, 2002
3634.50
15,362,938
3609
14959
102.9
73.0
80.0
Mon Jul 30, 2001
3669.60
19,783,220
5311
14124
90.0
73.9
79.0
Sun Jul 30, 2000
3682.16
21,574,406
5613
8007
106.0
n/a
--
Fri Jul 30, 1999
3694.01
23,372,850
15337
18999
92.0
66.0
--
Thu Jul 30, 1998
3695.32
23,578,196
18704
21400
100.0
68.0
--
Wed Jul 30, 1997
3693.56
23,302,620
13194
21335
89.0
69.0
--
Tue Jul 30, 1996
3686.60
22,235,826
8125
13600
101.0
74.0
--
Sun Jul 30, 1995
3693.52
23,296,378
32048
19000
108.0
71.0
--
Sat Jul 30, 1994
3661.91
18,743,946
5057
13500
105.0
71.0
--
Fri Jul 30, 1993
3667.83
19,540,150
11809
16100
98.0
69.0
--
Thu Jul 30, 1992
3630.71
14,932,871
10236
14600
105.0
78.0
--
Tue Jul 30, 1991
3635.76
15,508,401
8942
17600
96.0
74.0
--
Mon Jul 30, 1990
3647.53
16,910,428
5666
14800
94.0
72.0
--
Sun Jul 30, 1989
3673.65
20,347,986
8792
10100
96.0
70.0
--
Sat Jul 30, 1988
3691.11
22,922,956
5971
12900
98.0
70.0
--
Thu Jul 30, 1987
3696.23
23,721,336
9797
21300
89.0
72.0
--
Wed Jul 30, 1986
3699.83
24,294,812
26641
27900
n/a
n/a
--
Tue Jul 30, 1985
3697.21
23,876,384
22990
27900
94.0
71.0
--
Mon Jul 30, 1984
3702.22
24,714,028
30003
24000
94.0
68.0
--
Sat Jul 30, 1983
3707.56
25,626,482
44629
41500
92.0
75.0
--
Fri Jul 30, 1982
3687.35
22,444,486
14846
13400
95.0
72.0
--
Thu Jul 30, 1981
3677.92
21,081,008
7787
19800
98.0
69.0
--
Wed Jul 30, 1980
3696.61
23,942,732
9011
25500
100.0
71.0
--
Mon Jul 30, 1979
3684.33
22,086,084
17410
17600
103.0
72.0
--
Sun Jul 30, 1978
3652.42
17,712,804
10390
11100
102.0
73.0
--
Sat Jul 30, 1977
3649.63
17,387,828
9381
17100
106.0
73.0
--
Fri Jul 30, 1976
3670.22
20,141,430
10571
11900
96.0
71.0
--
Wed Jul 30, 1975
3674.83
20,823,282
21766
18400
85.0
64.0
--
Tue Jul 30, 1974
3662.81
19,186,106
10432
20700
100.0
79.0
--
Mon Jul 30, 1973
3644.00
16,796,000
21835
6410
97.0
70.0
--
Sun Jul 30, 1972
3615.68
13,590,608
7059
13100
106.0
74.0
--
Fri Jul 30, 1971
3620.80
14,162,072
12534
13900
101.0
79.0
--
Thu Jul 30, 1970
3600.96
12,129,927
12690
13300
99.0
73.0
--
Wed Jul 30, 1969
3580.71
10,265,758
13609
15300
98.0
69.0
--
Tue Jul 30, 1968
3546.14
7,521,699
16001
13400
91.0
72.0
--
Sun Jul 30, 1967
3532.64
6,600,953
10667
10400
98.0
77.0
--
Sat Jul 30, 1966
3540.09
7,118,047
6254
10200
101.0
70.0
--
Fri Jul 30, 1965
3530.72
6,495,240
31078
12400
97.0
74.0
--
Thu Jul 30, 1964
3483.92
3,818,076
10363
1010
98.0
80.0
--
Tue Jul 30, 1963
49,400
2508
990
104.0
72.0
--



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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 2.885 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