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 10105.00 cfs

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

Tue, Apr 30, 2024 3559.82 7,773,996 18831 10105 76.6 57.8 --

Tue, Oct 21, 2014 3606.01 12,332,870 8504 10105 77.0 63.0 67.0

Fri, Mar 15, 2013 3600.20 11,769,163 4097 10105 75.9 46.9 50.0

Sat, Feb 02, 2013 3604.27 12,162,183 6008 10105 48.9 30.9 44.0

Tue, Sep 11, 2007 3602.42 11,982,447 6156 10105 89.1 64.9 79.0

Sat, Mar 03, 2001 3663.93 19,012,714 6514 10105 53.1 36.0 --

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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