Lake Powell Water Database

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The earliest data is from Monday, March 11th, 1963
The most recent data is from Friday, March 24th, 2023

Days where Lake Powell had 10,965,057 acre feet of water storage

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

Thu, Oct 18, 2018 3591.59 10,965,057 9918 10417 n/a n/a --

Wed, Apr 06, 2016 3591.59 10,965,057 7437 11551 n/a n/a --

Wed, Mar 18, 2015 3591.59 10,965,057 -2727 9988 n/a n/a --

Fri, Aug 16, 2013 3591.59 10,965,057 3853 13529 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