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 6580.00 cfs

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

Sun, May 24, 1981 3677.48 21,017,492 8333 6580 85.0 64.0 --

Sat, Mar 07, 1981 3678.22 21,124,552 6875 6580 57.0 37.0 --

Mon, Mar 02, 1981 3678.13 21,111,454 6326 6580 56.0 44.0 --

Sun, Jan 08, 1967 3519.88 5,786,422 6449 6580 37.0 14.0 --

Fri, Mar 05, 1965 3491.41 4,193,099 9733 6580 54.0 26.0 --

Fri, Dec 11, 1964 3491.58 4,208,164 7778 6580 53.0 29.0 --

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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