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 5080.00 cfs

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

Sun, Oct 25, 1987 3687.46 22,365,454 9218 5080 75.0 45.0 --

Sat, Mar 18, 1972 3611.75 13,178,845 13109 5080 81.0 49.0 --

Sat, Mar 11, 1972 3610.85 13,085,648 12845 5080 76.0 45.0 --

Sat, Jan 23, 1971 3599.78 11,995,330 12211 5080 53.0 28.0 --

Mon, Oct 04, 1965 3530.75 6,497,191 13864 5080 85.0 53.0 --

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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