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 Sep 01, 1973

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Tue, Sep 11, 1973
3645.71
0.05
17,006,610
12366
5160
76.0
55.0
--
Mon, Sep 10, 1973
3645.66
0.10
17,000,428
12156
6840
84.0
50.0
--
Sun, Sep 09, 1973
3645.56
0.03
16,988,096
13131
4700
87.0
58.0
--
Sat, Sep 08, 1973
3645.53
0.12
16,984,388
13098
5490
98.0
66.0
--
Fri, Sep 07, 1973
3645.41
-0.03
16,969,554
12067
8810
98.0
67.0
--
Thu, Sep 06, 1973
3645.44
0.00
16,973,262
11391
8440
92.0
71.0
--
Wed, Sep 05, 1973
3645.44
0.00
16,973,262
12211
8670
92.0
67.0
--
Tue, Sep 04, 1973
3645.44
0.01
16,973,262
13142
7630
89.0
58.0
--
Mon, Sep 03, 1973
3645.43
0.13
16,972,026
13364
5290
84.0
57.0
--
Sun, Sep 02, 1973
3645.30
0.04
16,955,984
12987
5390
91.0
55.0
--
Sat, Sep 01, 1973
3645.26
0.01
16,951,040
13441
7360
94.0
61.0
--
Fri, Aug 31, 1973
3645.25
-0.03
16,949,804
14610
7120
91.0
61.0
--
Thu, Aug 30, 1973
3645.28
0.08
16,953,512
15027
9730
87.0
67.0
--
Wed, Aug 29, 1973
3645.20
-0.01
16,943,622
15566
8440
89.0
64.0
--
Tue, Aug 28, 1973
3645.21
0.13
16,944,860
15906
4270
92.0
63.0
--
Mon, Aug 27, 1973
3645.08
0.04
16,928,818
15401
7750
95.0
56.0
--
Sun, Aug 26, 1973
3645.04
0.11
16,923,874
16027
3500
96.0
66.0
--
Sat, Aug 25, 1973
3644.93
0.09
16,910,316
15720
5130
97.0
69.0
--
Fri, Aug 24, 1973
3644.84
0.06
16,899,270
15313
9890
99.0
69.0
--
Thu, Aug 23, 1973
3644.78
-0.03
16,891,888
14511
13000
100.0
69.0
--
Wed, Aug 22, 1973
3644.81
-0.07
16,895,580
14423
13800
92.0
64.0
--
Averages of List
3645.27
0.04
16,951,879
13898
7448
91.6
62.5
--


Averages for September 1st

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3637.90
-0.09
16,362,276
8554
12951
91.8
67
78.7
All-Time
3628.81
-0.1
15,285,268
8474
12949
72.3
48.4
62.6


All Lake Powell water data for September 1st

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Mon Sep 01, 2025
3548.05
6,968,564
5292
9497
92.7
59.5
--
Sun Sep 01, 2024
3580.98
9,372,753
8450
9143
88.4
72.0
--
Fri Sep 01, 2023
3574.57
8,867,178
5940
11256
88.5
65.1
80.0
Thu Sep 01, 2022
3531.57
5,930,735
6010
9515
101.0
70.0
80.0
Wed Sep 01, 2021
3549.11
7,521,638
17275
10933
77.0
66.0
81.0
Tue Sep 01, 2020
3599.56
11,708,152
2543
10061
91.0
71.0
78.0
Sun Sep 01, 2019
3618.47
13,601,781
6555
10252
103.0
69.0
79.0
Sat Sep 01, 2018
3596.92
11,458,588
1588
11055
90.0
67.0
77.0
Fri Sep 01, 2017
3630.76
14,938,126
5346
11736
95.0
71.0
80.0
Thu Sep 01, 2016
3613.48
13,083,782
8994
12046
91.0
69.0
78.0
Tue Sep 01, 2015
3608.99
12,628,904
8804
12337
89.1
68.0
79.0
Mon Sep 01, 2014
3605.84
12,316,124
11000
9116
98.1
70.0
75.0
Sun Sep 01, 2013
3589.62
10,786,140
8467
8724
86.0
70.0
79.0
Sat Sep 01, 2012
3623.55
14,143,103
4921
8127
89.6
66.0
79.0
Thu Sep 01, 2011
3655.21
17,872,956
12036
15534
98.1
75.0
81.0
Wed Sep 01, 2010
3634.51
15,364,085
7464
8062
90.0
61.0
75.0
Tue Sep 01, 2009
3637.41
15,699,339
8023
9963
91.0
73.0
77.0
Mon Sep 01, 2008
3629.48
14,794,684
7730
12178
84.9
68.0
79.0
Sat Sep 01, 2007
3603.47
12,084,238
5996
10156
97.0
75.9
81.0
Fri Sep 01, 2006
3602.73
12,012,444
8004
10308
91.9
66.0
79.0
Thu Sep 01, 2005
3602.64
12,003,723
6794
12283
91.9
66.0
80.0
Wed Sep 01, 2004
3571.98
9,268,059
4608
8907
97.0
64.9
78.0
Mon Sep 01, 2003
3604.13
12,148,507
4890
7360
95.0
68.0
79.0
Sun Sep 01, 2002
3627.34
14,557,095
3188
8651
96.1
70.0
77.0
Sat Sep 01, 2001
3666.16
19,312,912
5449
8796
91.0
66.0
78.0
Fri Sep 01, 2000
3680.30
21,301,792
7804
8016
85.0
55.0
--
Wed Sep 01, 1999
3693.46
23,287,018
18729
19506
84.0
67.0
--
Tue Sep 01, 1998
3690.60
22,844,450
10113
19400
82.0
63.0
--
Mon Sep 01, 1997
3690.99
22,904,422
11624
8110
81.0
65.0
--
Sun Sep 01, 1996
3682.14
21,571,458
7012
8280
101.0
75.0
--
Fri Sep 01, 1995
3691.32
22,955,282
13064
18200
102.0
74.0
--
Thu Sep 01, 1994
3656.78
18,074,434
5580
11900
93.0
66.0
--
Wed Sep 01, 1993
3664.29
19,060,944
12100
12800
92.0
62.0
--
Tue Sep 01, 1992
3626.03
14,413,303
8222
12500
82.0
56.0
--
Sun Sep 01, 1991
3631.17
14,984,616
6122
9830
90.0
69.0
--
Sat Sep 01, 1990
3640.90
16,109,638
3977
13700
96.0
70.0
--
Fri Sep 01, 1989
3669.69
19,795,366
4721
14600
94.0
62.0
--
Thu Sep 01, 1988
3688.02
22,450,062
8034
13100
95.0
60.0
--
Tue Sep 01, 1987
3691.51
22,984,542
11125
18000
97.0
64.0
--
Mon Sep 01, 1986
3694.58
23,462,072
17541
28000
85.0
58.0
--
Sun Sep 01, 1985
3690.44
22,819,750
8555
28600
94.0
73.0
--
Sat Sep 01, 1984
3700.32
24,406,232
20566
23600
93.0
69.0
--
Thu Sep 01, 1983
3704.23
25,074,804
16223
27100
97.0
70.0
--
Wed Sep 01, 1982
3686.60
22,331,472
12965
14500
93.0
67.0
--
Tue Sep 01, 1981
3673.28
20,418,840
4828
14700
89.0
62.0
--
Mon Sep 01, 1980
3690.38
22,970,592
9230
15300
n/a
n/a
--
Sat Sep 01, 1979
3680.70
21,548,592
8799
14200
93.0
61.0
--
Fri Sep 01, 1978
3645.54
16,852,912
6079
20000
94.0
68.0
--
Thu Sep 01, 1977
3642.28
16,481,924
5965
18300
94.0
66.0
--
Wed Sep 01, 1976
3667.27
19,733,212
5948
15700
96.0
64.0
--
Mon Sep 01, 1975
3671.77
20,389,052
8078
16000
96.0
71.0
--
Sun Sep 01, 1974
3655.57
18,229,014
5740
20700
96.0
n/a
--
Sat Sep 01, 1973
3645.26
16,951,040
13441
7360
94.0
61.0
--
Fri Sep 01, 1972
3608.92
12,887,415
6321
15900
90.0
64.0
--
Wed Sep 01, 1971
3617.18
13,771,313
13707
16700
93.0
69.0
--
Tue Sep 01, 1970
3597.77
11,819,318
8285
14700
98.0
67.0
--
Mon Sep 01, 1969
3575.92
9,850,161
10195
10800
95.0
69.0
--
Sun Sep 01, 1968
3548.65
7,703,627
9397
10400
96.0
63.0
--
Fri Sep 01, 1967
3530.25
6,443,643
6759
12300
84.0
65.0
--
Thu Sep 01, 1966
3533.95
6,698,849
5275
9690
75.0
60.0
--
Wed Sep 01, 1965
3531.22
6,528,135
11923
14500
92.0
61.0
--
Tue Sep 01, 1964
3490.28
4,140,562
5931
1800
93.0
69.0
--
Sun Sep 01, 1963
278,400
8532
1000
85.0
60.0
--



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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 2.376 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