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 9060.00 cfs

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

Mon, Sep 11, 2023 3573.69 8,799,209 7128 9060 87.6 64.0 79.0

Sun, May 03, 1998 3677.53 20,900,562 35398 9060 85.0 56.0 --

Fri, Mar 22, 1996 3675.32 20,584,514 12252 9060 75.0 42.0 54.0

Sat, May 08, 1993 3627.32 14,554,885 34486 9060 72.0 48.0 --

Fri, Oct 09, 1992 3622.36 14,014,927 5496 9060 n/a 46.0 --

Mon, Apr 09, 1990 3650.65 17,297,238 5198 9060 72.0 40.0 --

Wed, Mar 21, 1990 3651.84 17,446,010 5543 9060 72.0 42.0 --

Sun, May 27, 1979 3659.93 18,656,928 69895 9060 n/a n/a --

Mon, Jul 05, 1976 3672.27 20,429,018 15816 9060 104.0 71.0 --

Sat, May 04, 1974 3653.45 17,955,362 29801 9060 81.0 53.0 --

Thu, Oct 26, 1972 3608.65 12,860,334 15420 9060 63.0 41.0 --

Sun, Jun 09, 1968 3533.31 6,634,484 66507 9060 71.0 51.0 --

Tue, Dec 07, 1965 3533.04 6,648,892 12637 9060 52.0 32.0 --

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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