Lake Powell Water Database

powell
powell

The earliest data is from Monday, March 11th, 1963
The most recent data is from Tuesday, September 30th, 2025

Days where outflow from Lake Powell was 9440.00 cfs

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

Sat, May 18, 2013 3596.46 11,415,450 21590 9440 75.0 60.1 66.0

Sat, Jun 05, 1982 3676.72 20,877,018 43573 9440 83.0 60.0 --

Fri, Mar 12, 1982 3663.40 19,030,360 9906 9440 64.0 48.0 --

Tue, Feb 27, 1979 3627.93 14,764,212 10344 9440 55.0 34.0 --

Fri, Mar 31, 1978 3622.69 14,209,767 10262 9440 80.0 49.0 --

Sat, Sep 17, 1966 3532.16 6,580,103 6739 9440 90.0 63.0 --

Sun, Aug 14, 1966 3537.34 6,928,554 4778 9440 100.0 67.0 --

Search DB for more Lake Powell Water Data Facts

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

Page took 1.915 seconds to create!
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