Lake Powell Water Database

powell
powell

The earliest data is from Monday, March 11th, 1963
The most recent data is from Tuesday, September 30th, 2025

Days where outflow from Lake Powell was 8160.00 cfs

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

Fri, Apr 05, 1996 3671.91 20,103,890 12121 8160 71.0 47.0 57.0

Thu, Nov 03, 1994 3653.59 17,666,738 7286 8160 72.0 41.0 --

Sun, Oct 02, 1994 3654.32 17,759,458 6516 8160 82.0 55.0 --

Sat, Jun 04, 1994 3662.30 18,795,620 33922 8160 98.0 60.0 --

Wed, Oct 01, 1980 3687.76 22,570,228 7651 8160 n/a n/a --

Thu, Apr 10, 1975 3646.15 17,007,804 8288 8160 61.0 32.0 --

Sat, Oct 05, 1974 3651.49 17,704,988 5900 8160 77.0 56.0 --

Fri, Dec 29, 1967 3526.80 6,220,575 10436 8160 36.0 19.0 --

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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