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 8720.00 cfs

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

Sun, Mar 06, 1994 3655.10 17,858,912 11248 8720 70.0 45.0 --

Sat, Nov 27, 1993 3661.64 18,708,248 10377 8720 45.0 18.0 --

Sat, Oct 31, 1992 3621.21 13,891,849 7488 8720 n/a 44.0 --

Sun, May 10, 1992 3623.15 14,100,189 21380 8720 85.0 51.0 --

Thu, Nov 28, 1991 3626.62 14,478,213 8577 8720 45.0 33.0 --

Mon, Mar 15, 1982 3663.63 19,061,044 11116 8720 60.0 42.0 --

Mon, Feb 13, 1967 3516.13 5,558,877 6166 8720 59.0 32.0 --

Wed, Dec 22, 1965 3533.98 6,711,756 11493 8720 41.0 25.0 --

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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