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 7110.00 cfs

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

Mon, May 01, 1989 3675.98 20,678,158 15008 7110 79.0 49.0 --

Sun, Dec 11, 1988 3681.49 21,476,028 6656 7110 52.0 26.0 --

Mon, Dec 03, 1973 3647.15 17,185,592 12899 7110 47.0 35.0 --

Thu, Dec 03, 1970 3601.05 12,138,769 11864 7110 52.0 33.0 --

Tue, Dec 01, 1970 3600.95 12,128,945 12027 7110 50.0 32.0 --

Fri, Jan 22, 1965 3491.75 4,210,766 9028 7110 49.0 33.0 --

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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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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