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 16, 1991

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Thu, Sep 26, 1991
3629.08
-0.16
14,750,429
7696
14700
89.0
60.0
--
Wed, Sep 25, 1991
3629.24
-0.14
14,768,259
8491
15000
90.0
58.0
--
Tue, Sep 24, 1991
3629.38
-0.15
14,783,857
9104
14900
90.0
63.0
--
Mon, Sep 23, 1991
3629.53
-0.11
14,800,598
9308
14200
89.0
61.0
--
Sun, Sep 22, 1991
3629.64
-0.01
14,812,848
9563
9910
92.0
68.0
--
Sat, Sep 21, 1991
3629.65
-0.13
14,813,964
9929
13700
95.0
60.0
--
Fri, Sep 20, 1991
3629.78
-0.09
14,828,473
10350
14400
88.0
63.0
--
Thu, Sep 19, 1991
3629.87
-0.11
14,838,518
10316
14100
90.0
60.0
--
Wed, Sep 18, 1991
3629.98
-0.09
14,850,768
10538
14100
90.0
58.0
--
Tue, Sep 17, 1991
3630.07
-0.09
14,860,883
10926
14500
87.0
55.0
--
Mon, Sep 16, 1991
3630.16
-0.07
14,870,990
11591
14200
83.0
66.0
--
Sun, Sep 15, 1991
3630.23
0.01
14,878,873
12522
9240
89.0
62.0
--
Sat, Sep 14, 1991
3630.22
-0.04
14,877,747
13220
13300
89.0
61.0
--
Fri, Sep 13, 1991
3630.26
-0.05
14,882,251
13342
14300
85.0
59.0
--
Thu, Sep 12, 1991
3630.31
-0.07
14,887,882
11690
14200
93.0
60.0
--
Wed, Sep 11, 1991
3630.38
-0.07
14,895,737
13342
14000
86.0
61.0
--
Tue, Sep 10, 1991
3630.45
0.01
14,903,620
16267
14300
89.0
62.0
--
Mon, Sep 09, 1991
3630.44
-0.04
14,902,493
11214
14000
92.0
60.0
--
Sun, Sep 08, 1991
3630.48
-0.02
14,906,998
6992
9240
84.0
61.0
--
Sat, Sep 07, 1991
3630.50
-0.04
14,909,250
6183
13200
83.0
62.0
--
Fri, Sep 06, 1991
3630.54
-0.05
14,913,754
6061
14600
81.0
64.0
--
Averages of List
3630.01
-0.07
14,854,200
10412
13528
88.3
61.1
--


Averages for September 16th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3636.62
-0.09
16,205,001
9011
12774
86.8
61
75.8
All-Time
3627.46
-0.09
15,131,808
9105
12350
72.4
48.6
62.5


All Lake Powell water data for September 16th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Tue Sep 16, 2025
3546.22
6,848,277
9084
9685
87.8
51.6
--
Mon Sep 16, 2024
3579.27
9,236,027
5616
9771
83.9
66.7
--
Sat Sep 16, 2023
3573.62
8,793,817
6797
7051
83.3
54.3
78.0
Fri Sep 16, 2022
3529.52
5,808,656
6592
8120
83.0
64.0
79.0
Thu Sep 16, 2021
3547.59
7,413,916
4825
10451
93.0
68.0
78.0
Wed Sep 16, 2020
3597.72
11,533,856
5613
10493
93.0
65.0
73.0
Mon Sep 16, 2019
3616.79
13,425,919
4710
11785
90.0
64.0
75.0
Sun Sep 16, 2018
3594.62
11,243,926
3660
9982
95.0
69.0
75.0
Sat Sep 16, 2017
3629.46
14,792,450
6272
10186
81.0
57.0
77.0
Fri Sep 16, 2016
3611.72
12,904,211
5380
12280
84.0
55.0
74.0
Wed Sep 16, 2015
3607.47
12,477,322
3944
12321
84.0
61.0
76.0
Tue Sep 16, 2014
3605.82
12,314,154
8468
10338
91.9
72.0
77.0
Mon Sep 16, 2013
3591.01
10,912,185
17551
10376
87.1
64.0
77.0
Sun Sep 16, 2012
3622.53
14,033,176
6020
8038
90.0
63.0
76.0
Fri Sep 16, 2011
3653.99
17,717,492
13408
15657
80.6
60.8
75.0
Thu Sep 16, 2010
3633.93
15,297,646
7454
8093
91.9
64.0
73.0
Wed Sep 16, 2009
3636.28
15,568,099
7275
10113
81.0
62.1
76.0
Tue Sep 16, 2008
3628.13
14,644,473
10039
12060
84.0
64.9
76.0
Sun Sep 16, 2007
3601.93
11,935,147
5685
9610
90.0
72.0
78.0
Sat Sep 16, 2006
3602.01
11,942,869
7334
8766
70.0
55.9
75.0
Fri Sep 16, 2005
3602.26
11,966,997
9062
8235
84.9
57.9
75.0
Thu Sep 16, 2004
3570.83
9,174,337
5528
8135
n/a
n/a
74.0
Tue Sep 16, 2003
3604.53
12,187,589
8180
8220
91.9
71.1
76.0
Mon Sep 16, 2002
3627.59
14,584,708
9089
8363
88.0
64.0
76.0
Sun Sep 16, 2001
3665.34
19,202,122
6277
6774
82.9
64.9
--
Sat Sep 16, 2000
3678.55
21,047,650
6491
8030
98.0
66.0
--
Thu Sep 16, 1999
3692.91
23,201,416
16135
19430
82.0
47.0
74.5
Wed Sep 16, 1998
3689.41
22,662,090
11812
18200
90.0
62.0
--
Tue Sep 16, 1997
3690.04
22,758,504
14294
20500
75.0
63.0
--
Mon Sep 16, 1996
3680.47
21,326,590
9363
13600
83.0
53.0
--
Sat Sep 16, 1995
3689.29
22,643,782
10582
18000
91.0
58.0
--
Fri Sep 16, 1994
3655.39
17,895,962
7025
11100
83.0
55.0
--
Thu Sep 16, 1993
3663.35
18,935,258
10294
11600
87.0
52.0
--
Wed Sep 16, 1992
3624.30
14,224,705
6009
12500
84.0
60.0
--
Mon Sep 16, 1991
3630.16
14,870,990
11591
14200
83.0
66.0
--
Sun Sep 16, 1990
3639.16
15,904,290
4788
4800
96.0
70.0
--
Sat Sep 16, 1989
3667.31
19,469,168
4952
16100
86.0
54.0
--
Fri Sep 16, 1988
3686.87
22,276,518
10826
11300
84.0
44.0
--
Wed Sep 16, 1987
3689.53
22,680,564
8444
20200
88.0
51.0
--
Tue Sep 16, 1986
3691.82
23,032,290
15835
27300
85.0
56.0
--
Mon Sep 16, 1985
3687.24
22,332,238
13087
24300
94.0
60.0
--
Sun Sep 16, 1984
3698.34
24,088,716
14594
24100
88.0
65.0
--
Fri Sep 16, 1983
3701.46
24,623,276
13375
26000
97.0
69.0
--
Thu Sep 16, 1982
3686.74
22,352,496
20201
9740
84.0
61.0
--
Wed Sep 16, 1981
3672.81
20,352,622
8809
15200
85.0
63.0
--
Tue Sep 16, 1980
3689.21
22,791,538
12156
16500
91.0
58.0
--
Sun Sep 16, 1979
3679.17
21,325,164
6930
6340
89.0
55.0
--
Sat Sep 16, 1978
3642.07
16,430,478
6938
11700
81.0
59.0
--
Fri Sep 16, 1977
3639.23
16,116,830
7067
15800
86.0
63.0
--
Thu Sep 16, 1976
3665.52
19,493,784
8521
17700
89.0
63.0
--
Tue Sep 16, 1975
3669.93
20,131,140
10737
15500
85.0
63.0
--
Mon Sep 16, 1974
3653.50
17,961,786
6748
14000
76.0
54.0
--
Sun Sep 16, 1973
3646.07
17,051,152
13308
3940
90.0
63.0
--
Sat Sep 16, 1972
3605.89
12,580,318
7446
19100
92.0
69.0
--
Thu Sep 16, 1971
3615.60
13,603,677
10243
16900
96.0
60.0
--
Wed Sep 16, 1970
3599.43
11,980,336
22927
10600
81.0
56.0
--
Tue Sep 16, 1969
3574.05
9,691,189
12510
14600
82.0
60.0
--
Mon Sep 16, 1968
3546.38
7,538,910
7545
10900
84.0
57.0
--
Sat Sep 16, 1967
3529.25
6,378,304
10383
8680
87.0
59.0
--
Fri Sep 16, 1966
3532.28
6,588,014
6275
10300
88.0
56.0
--
Thu Sep 16, 1965
3529.49
6,414,901
10538
10900
93.0
65.0
--
Wed Sep 16, 1964
3490.24
4,138,480
5673
2470
85.0
56.0
--
Mon Sep 16, 1963
449,400
5308
1010
88.0
66.0
--



Search DB for more Lake Powell Water Data Facts



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 2.38 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


Copyright Water-Data.com
1999 - 2025


powell Water Database