Lake Powell Water Database

powell
powell

The earliest data is from Thursday, March 14th, 1963
The most recent data is from Thursday, June 30th, 2022

Days where Lake Powell elevation was 3635.94 feet above Sea Level

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

Thu, May 17, 2012 3635.94 15,528,762 7624.00 10205.00 93.0 63.0 67.0

Sat, May 05, 2012 3635.94 15,528,762 16763.00 9274.00 82.0 61.0 61.0

Wed, Apr 18, 2012 3635.94 15,528,762 12816.00 10433.00 80.1 50.0 55.0

Mon, Sep 21, 2009 3635.94 15,528,762 8593.00 10058.00 82.9 62.1 76.0

Thu, Jun 01, 1978 3635.94 15,704,013 41034.00 14600.00 83.0 58.0 --

Tue, Oct 18, 1977 3635.94 15,729,002 4980.00 6690.00 79.0 50.0 --

Sat, Oct 15, 1977 3635.94 15,729,002 5409.00 1560.00 79.0 48.0 --

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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