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 inflow into Lake Powell was 7897 cfs

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

Fri, Jan 26, 2024 3565.40 8,176,163 7897 11804 47.4 33.8 --

Sun, Nov 22, 2009 3631.71 15,045,229 7897 11421 54.0 35.1 59.0

Tue, Oct 12, 2004 3570.92 9,181,637 7897 8302 73.0 48.9 69.0

Sun, Jan 23, 1994 3657.78 18,203,586 7897 9610 56.0 23.0 --

Tue, Sep 29, 1987 3688.03 22,451,594 7897 11500 84.0 55.0 --

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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