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 8530.00 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Thu, Apr 22, 1982
3664.60
19,191,442
20124
8530
59.0
47.0
--
Sat, Jul 07, 1979
3682.81
21,859,398
44571
8530
97.0
69.0
--
Mon, Feb 20, 1978
3623.74
14,324,326
5917
8530
56.0
29.0
--
Tue, Dec 23, 1975
3667.30
19,767,282
11744
8530
46.0
37.0
--
Sun, Nov 10, 1974
3650.29
17,552,854
11171
8530
56.0
48.0
--
Fri, Mar 31, 1972
3612.74
13,281,615
10139
8530
64.0
39.0
--
Sat, Aug 15, 1970
3599.67
12,003,649
8321
8530
93.0
74.0
--
Sun, Aug 09, 1970
3600.24
12,059,268
11688
8530
103.0
81.0
--
Thu, Dec 30, 1965
3534.48
6,745,665
11188
8530
54.0
40.0
--


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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