Lake Powell Water Database

powell
powell

The earliest data is from Monday, March 11th, 1963
The most recent data is from Wednesday, October 1st, 2025

Days where outflow from Lake Powell was 10152.00 cfs

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

Sun, Apr 01, 2018 3612.16 12,948,951 6690 10152 78.0 57.0 53.0

Mon, Dec 30, 2013 3584.52 10,331,714 3818 10152 45.0 26.1 48.0

Sat, Jun 06, 2009 3632.22 15,102,953 43740 10152 78.1 57.9 69.0

Fri, May 08, 2009 3613.82 13,118,659 27184 10152 87.1 64.0 60.0

Sat, May 21, 2005 3573.06 9,356,674 39444 10152 93.0 63.0 69.0

Sun, Jun 29, 2003 3616.32 13,376,992 12571 10152 100.9 71.1 74.0

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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