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 14073 cfs

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

Mon, Jun 29, 2015 3613.31 13,066,365 26546 14073 104.0 78.0 81.0

Sat, Mar 06, 2004 3585.76 10,441,040 5253 14073 64.0 35.1 51.0

Sat, Feb 21, 2004 3587.98 10,638,630 3663 14073 48.0 37.9 48.0

Wed, Aug 01, 2001 3669.31 19,743,232 4847 14073 95.0 71.1 79.0

Mon, Jul 16, 2001 3671.44 20,038,326 7912 14073 93.0 66.0 78.0

Sat, Oct 17, 1998 3686.39 22,204,176 10616 14073 57.0 37.0 --

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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