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 Lake Powell elevation was 3645.89 feet above Sea Level

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

Fri, Feb 14, 1975 3645.89 16,975,628 10546.00 7670.00 49.0 39.0 --

Fri, Feb 07, 1975 3645.89 16,975,628 9493.00 7800.00 45.0 28.0 --

Thu, Feb 06, 1975 3645.89 16,975,628 8769.00 8330.00 45.0 28.0 --

Sun, Nov 11, 1973 3645.89 17,028,830 10719.00 3920.00 68.0 43.0 --

Sun, Oct 21, 1973 3645.89 17,028,830 10774.00 4630.00 77.0 49.0 --

Tue, Oct 16, 1973 3645.89 17,028,830 11487.00 11700.00 78.0 48.0 --

Fri, Sep 14, 1973 3645.89 17,028,830 14760.00 8300.00 92.0 64.0 --

Search DB for more Lake Powell Water Data Facts

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

Page took 1.901 seconds to create!
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