Water Database

The earliest data is from
The most recent data is from Thursday, September 20th, 2018

Days where Lake Powell elevation was 3602.85 feet above Sea Level

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

Fri, Sep 07, 2007 3602.85 12024078 5494.00 10528.00 91.9 66.9 79.0

Sun, Apr 04, 1971 3602.85 12296826 17365.00 16400.00 70.0 44.0 --

Sat, Apr 03, 1971 3602.85 12296826 18706.00 18800.00 71.0 40.0 --

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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