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 8280 cfs

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

Mon, Sep 02, 1996 3682.10 21,565,598 6806 8280 100.0 67.0 --

Sun, Sep 01, 1996 3682.14 21,571,458 7012 8280 101.0 75.0 --

Sun, May 24, 1992 3627.60 14,586,011 28027 8280 73.0 58.0 --

Sun, Mar 29, 1992 3619.31 13,690,211 7394 8280 66.0 40.0 --

Thu, Dec 15, 1966 3523.74 6,035,967 5970 8280 49.0 30.0 --

Mon, Nov 07, 1966 3526.55 6,214,527 7197 8280 68.0 45.0 --

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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