Lake Powell Water Database


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powell
The earliest data is from Monday, March 11th, 1963
The most recent data is from Wednesday, October 1st, 2025

Days where outflow from Lake Powell was 8660.00 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sun, Sep 19, 1993
3663.23
18,919,244
9718
8660
77.0
54.0
--
Sun, Mar 07, 1993
3612.86
13,020,349
11309
8660
68.0
37.0
--
Sat, Jun 03, 1989
3678.06
20,976,708
17636
8660
90.0
59.0
--
Sat, Mar 22, 1980
3675.35
20,743,166
11797
8660
64.0
40.0
--
Mon, May 01, 1978
3627.15
14,701,022
17998
8660
67.0
45.0
--
Thu, Feb 24, 1977
3651.62
17,638,888
8369
8660
53.0
45.0
--
Thu, Jan 16, 1975
3645.92
16,979,328
9303
8660
41.0
24.0
--
Tue, Feb 17, 1970
3569.41
9,287,730
10716
8660
69.0
37.0
--
Sat, Feb 07, 1970
3569.27
9,276,219
9525
8660
59.0
33.0
--
Fri, Jul 05, 1968
3548.46
7,689,679
23649
8660
95.0
71.0
--
Tue, Sep 26, 1967
3528.64
6,338,650
8631
8660
78.0
56.0
--


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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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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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powell Water Database