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 7930 cfs

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

Sun, Nov 10, 1996 3677.84 20,945,192 10201 7930 63.0 34.0 --

Sun, Oct 11, 1992 3622.21 13,998,814 5661 7930 n/a 48.0 --

Wed, May 12, 1982 3669.56 19,868,208 33977 7930 72.0 41.0 --

Thu, Nov 27, 1980 3682.85 21,833,750 10310 7930 n/a n/a --

Fri, Jan 22, 1971 3599.61 11,978,847 12073 7930 56.0 35.0 --

Sun, Dec 01, 1968 3541.68 7,205,319 9965 7930 48.0 30.0 --

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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