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 7060.00 cfs

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

Wed, Apr 12, 1978 3624.32 14,387,981 15528 7060 78.0 54.0 --

Tue, Mar 14, 1978 3622.47 14,185,717 8583 7060 57.0 39.0 --

Tue, Feb 04, 1969 3540.50 7,111,607 12611 7060 44.0 23.0 --

Sat, Feb 24, 1968 3525.86 6,150,037 8758 7060 66.0 42.0 --

Sun, Dec 03, 1967 3528.30 6,316,682 9254 7060 44.0 22.0 --

Sun, Sep 17, 1967 3529.27 6,379,615 10316 7060 89.0 60.0 --

Wed, Feb 24, 1965 3491.35 4,189,992 10568 7060 52.0 28.0 --

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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