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 7760 cfs

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

Sat, Apr 02, 2022 3523.07 5,808,778 7298 7760 76.0 50.0 52.0

Sun, May 16, 1993 3630.90 14,953,864 37045 7760 86.0 62.0 --

Tue, Apr 26, 1988 3683.25 21,735,250 17022 7760 72.0 43.0 --

Sun, Nov 09, 1969 3574.92 9,764,817 11867 7760 57.0 44.0 --

Sun, Oct 12, 1969 3573.97 9,684,422 10568 7760 60.0 42.0 --

Fri, Mar 26, 1965 3491.32 4,188,432 10709 7760 64.0 38.0 --

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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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Copyright Summit Technologies, Inc.
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