Lake Powell Water Database


powell
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 7870 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Tue, Oct 25, 2022
3529.95
5,834,131
9112
7870
64.2
31.5
65.0
Sat, Sep 26, 1981
3672.11
20,253,664
8610
7870
86.0
61.0
--
Fri, Sep 14, 1979
3679.26
21,338,280
7424
7870
97.0
65.0
--
Sun, Jun 11, 1978
3639.95
16,176,727
41634
7870
97.0
61.0
--
Sat, Dec 10, 1977
3633.78
15,477,921
5373
7870
59.0
34.0
--
Sat, Jun 02, 1973
3617.83
13,797,271
46038
7870
80.0
68.0
--
Sun, Jan 03, 1971
3599.94
12,010,841
10350
7870
35.0
20.0
--
Wed, Dec 02, 1970
3601.03
12,136,804
11896
7870
49.0
33.0
--
Tue, Jan 05, 1965
3491.77
4,211,806
8066
7870
41.0
30.0
--


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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