Lake Powell Water Database

powell
powell

The earliest data is from Monday, March 11th, 1963
The most recent data is from Tuesday, September 30th, 2025

Days where outflow from Lake Powell was 27300.00 cfs

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

Tue, Sep 16, 1986 3691.82 23,032,290 15835 27300 85.0 56.0 --

Fri, May 02, 1986 3682.34 21,600,992 36595 27300 92.0 55.0 --

Sat, Apr 21, 1984 3673.23 20,319,850 30391 27300 66.0 48.0 --

Wed, Sep 28, 1983 3699.11 24,244,296 12909 27300 81.0 59.0 --

Tue, Sep 27, 1983 3699.25 24,266,690 12732 27300 76.0 59.0 --

Wed, Sep 21, 1983 3700.41 24,453,168 12016 27300 89.0 49.0 --

Thu, Sep 08, 1983 3702.95 24,864,744 14228 27300 87.0 62.0 --

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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