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 8830 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP

Sat, Aug 31, 1996 3682.20 21,580,304 7206 8830 101.0 68.0 --

Sun, Jun 07, 1992 3632.49 15,133,859 23272 8830 89.0 62.0 --

Wed, Apr 24, 1991 3627.39 14,562,888 9686 8830 75.0 46.0 --

Tue, Jan 12, 1971 3598.80 11,900,272 9969 8830 47.0 27.0 --

Sun, May 31, 1970 3582.13 10,374,200 51034 8830 92.0 62.0 --

Sat, Nov 02, 1968 3543.27 7,317,259 8114 8830 61.0 40.0 --

Wed, Jan 13, 1965 3491.75 4,210,766 11005 8830 49.0 26.0 --

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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