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 21900.00 cfs

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

Fri, Dec 26, 1986 3685.01 21,997,502 17245 21900 46.0 25.0 --

Sat, Aug 09, 1986 3698.75 24,122,000 14687 21900 92.0 72.0 --

Thu, Nov 17, 1983 3691.52 23,050,228 15940 21900 57.0 38.0 --

Tue, Apr 12, 1983 3685.17 22,084,932 12883 21900 62.0 39.0 --

Wed, Aug 08, 1979 3683.41 21,948,622 12556 21900 98.0 72.0 --

Sat, Aug 17, 1974 3659.53 18,748,236 7124 21900 98.0 73.0 --

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 2.149 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