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 inflow into Lake Powell was 7386.00 cfs

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

Thu, Aug 25, 2022 3532.76 6,002,321 7386 12217 87.0 76.0 78.0

Wed, Dec 09, 1981 3670.01 19,960,540 7386 9850 47.0 41.0 --

Tue, Feb 10, 1981 3678.54 21,171,084 7386 16800 53.0 29.0 --

Mon, Feb 02, 1981 3679.28 21,278,664 7386 20600 51.0 36.0 --

Wed, Nov 28, 1979 3673.78 20,550,586 7386 12600 58.0 28.0 --

Wed, Dec 20, 1967 3526.52 6,202,473 7386 10700 38.0 20.0 --

Sun, Feb 26, 1967 3515.12 5,498,521 7386 6300 65.0 42.0 --

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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