Lake Powell Water Database

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powell

The earliest data is from Monday, March 11th, 1963
The most recent data is from Friday, June 2nd, 2023

Days where Lake Powell had 12,803,921 acre feet of water storage

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

Fri, May 25, 2018 3610.73 12,803,921 15284 12609 n/a n/a --

Sat, Oct 08, 2016 3610.73 12,803,921 7853 9489 n/a n/a --

Thu, Mar 31, 2011 3610.73 12,803,921 10469 18375 n/a n/a --

Tue, Mar 24, 2009 3610.73 12,803,921 7256 10388 n/a n/a --

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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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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