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

Days where outflow from Lake Powell was 21200 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sat, Aug 22, 1998
3692.14
23,081,966
9094
21200
94.0
72.0
--
Mon, Aug 10, 1998
3694.18
23,399,410
13822
21200
97.0
68.0
--
Sat, Jul 25, 1998
3695.80
23,653,756
13533
21200
92.0
70.0
--
Thu, Jul 23, 1998
3696.06
23,694,760
14234
21200
85.0
75.0
--
Tue, Sep 09, 1997
3690.32
22,801,446
13574
21200
94.0
64.0
--
Fri, Sep 05, 1997
3690.70
22,859,798
12876
21200
84.0
68.0
77.0
Mon, Aug 25, 1997
3691.43
22,972,230
11810
21200
97.0
70.0
--
Thu, Aug 21, 1997
3692.01
23,061,862
14467
21200
92.0
71.0
--
Wed, Aug 20, 1997
3692.12
23,078,904
15247
21200
95.0
71.0
--
Sat, Aug 16, 1997
3692.47
23,133,114
18444
21200
99.0
71.0
--
Fri, Aug 15, 1997
3692.54
23,143,984
17773
21200
98.0
67.0
78.5
Wed, Jun 04, 1997
3681.29
21,446,576
73006
21200
92.0
60.0
--
Wed, May 21, 1997
3672.11
20,131,868
62444
21200
80.0
60.0
--
Thu, May 01, 1997
3664.89
19,141,494
30938
21200
80.0
49.0
--
Tue, Apr 22, 1997
3663.50
18,955,260
23530
21200
84.0
50.0
--
Mon, Apr 21, 1997
3663.35
18,935,258
21732
21200
85.0
56.0
--
Sat, Apr 19, 1997
3663.31
18,929,920
18040
21200
83.0
49.0
--
Wed, Apr 16, 1997
3663.41
18,943,238
17536
21200
75.0
46.0
--
Sat, Apr 12, 1997
3663.44
18,947,244
20714
21200
56.0
30.0
--
Tue, Feb 24, 1987
3677.69
20,923,352
15963
21200
49.0
28.0
--
Tue, Feb 17, 1987
3678.02
20,970,902
19411
21200
51.0
34.0
--
Mon, Oct 06, 1986
3689.47
22,671,436
19332
21200
70.0
54.0
--
Sat, Sep 28, 1985
3685.99
22,144,498
14195
21200
83.0
59.0
--
Sun, Apr 14, 1985
3678.23
21,001,348
35272
21200
80.0
51.0
--
Mon, Aug 18, 1980
3692.38
23,279,448
7591
21200
95.0
60.0
--
Sat, Aug 04, 1979
3683.91
22,023,264
14610
21200
102.0
72.0
--
Wed, Aug 23, 1978
3647.70
17,119,560
5900
21200
95.0
72.0
--
Thu, Jul 10, 1975
3672.20
20,449,622
51781
21200
97.0
73.0
--
Wed, May 07, 1975
3648.10
17,250,078
19684
21200
70.0
40.0
--
Fri, Dec 29, 1972
3606.36
12,627,701
10480
21200
41.0
29.0
--
Mon, Apr 05, 1971
3602.71
12,282,953
15300
21200
68.0
37.0
--
Fri, Jul 19, 1968
3547.21
7,598,608
12898
21200
104.0
75.0
--


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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



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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