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 Lake Powell had 4,210,766 acre feet of water storage

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Mon, Mar 29, 1965
3491.75
4,210,766
11154
7620
n/a
n/a
--
Fri, Feb 12, 1965
3491.75
4,210,766
11419
14800
n/a
n/a
--
Sat, Jan 23, 1965
3491.75
4,210,766
9853
9950
n/a
n/a
--
Fri, Jan 22, 1965
3491.75
4,210,766
9028
7110
n/a
n/a
--
Thu, Jan 21, 1965
3491.75
4,210,766
9589
7250
n/a
n/a
--
Sun, Jan 17, 1965
3491.75
4,210,766
10551
8990
n/a
n/a
--
Thu, Jan 14, 1965
3491.75
4,210,766
10709
9460
n/a
n/a
--
Wed, Jan 13, 1965
3491.75
4,210,766
11005
8830
n/a
n/a
--
Tue, Jan 12, 1965
3491.75
4,210,766
12686
8960
n/a
n/a
--


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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