Lake Powell Water Database



The earliest data is from Thursday, March 14th, 1963
The most recent data is from Sunday, September 22nd, 2019

Days where outflow from Lake Powell was 20700.00 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Wed, Dec 17, 1997
3683.99
21845210
12789
20700
49.0
25.0
--
Mon, Dec 15, 1997
3684.24
21882400
13508
20700
47.0
24.0
--
Mon, Sep 08, 1997
3690.41
22815236
13341
20700
90.0
69.0
--
Sun, Jun 01, 1997
3679.35
21163556
62967
20700
99.0
67.0
--
Thu, May 29, 1997
3677.82
20942308
71551
20700
93.0
61.0
70.0
Wed, May 28, 1997
3677.16
20847380
74110
20700
82.0
54.0
--
Tue, May 27, 1997
3676.42
20741354
73286
20700
79.0
52.0
--
Mon, Aug 03, 1987
3695.72
23641036
12841
20700
92.0
76.0
--
Tue, Jun 23, 1987
3698.43
24070790
27486
20700
97.0
68.0
--
Sat, Feb 21, 1987
3677.89
20952144
17080
20700
48.0
29.0
--
Sat, Feb 15, 1986
3683.84
21823174
12760
20700
52.0
42.0
--
Thu, Jan 30, 1986
3685.62
22089018
13923
20700
50.0
36.0
--
Thu, Mar 14, 1985
3674.88
20521944
20533
20700
50.0
36.0
--
Thu, Feb 04, 1982
3663.20
19003680
7375
20700
41.0
25.0
--
Fri, Jan 22, 1982
3664.77
19214382
7200
20700
40.0
27.0
--
Fri, Aug 22, 1980
3691.65
23166476
7283
20700
93.0
61.0
--
Fri, Aug 03, 1979
3684.02
22039708
15489
20700
106.0
75.0
--
Mon, Jul 28, 1975
3674.78
20816126
23637
20700
94.0
77.0
--
Sun, Sep 01, 1974
3655.57
18229014
5740
20700
96.0
n/a
--
Thu, Aug 01, 1974
3662.40
19130910
9096
20700
97.0
71.0
--
Tue, Jul 30, 1974
3662.81
19186106
10432
20700
100.0
79.0
--
Thu, Jul 25, 1974
3663.61
19293770
11195
20700
100.0
75.0
--
Tue, Mar 20, 1973
3600.96
12072373
11502
20700
64.0
50.0
--


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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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1999 - 2019


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