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 6230.00 cfs

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

Sat, May 23, 1981 3677.47 21,016,046 8352 6230 78.0 54.0 --

Sat, Oct 27, 1979 3676.58 20,949,998 8180 6230 77.0 50.0 --

Thu, Nov 03, 1977 3635.63 15,692,873 5447 6230 67.0 41.0 --

Mon, Jun 06, 1977 3654.45 18,000,206 9745 6230 97.0 69.0 --

Sun, Apr 13, 1975 3646.25 17,020,232 9334 6230 62.0 37.0 --

Sat, Nov 04, 1967 3528.10 6,303,757 8338 6230 63.0 36.0 --

Sun, Feb 28, 1965 3491.91 4,219,073 10834 6230 64.0 44.0 --

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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