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 9120.00 cfs

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

Fri, May 28, 1993 3643.21 16,385,322 69238 9120 94.0 60.0 --

Sat, May 22, 1993 3636.65 15,610,975 68365 9120 92.0 60.0 --

Mon, Oct 26, 1981 3672.19 20,264,950 9261 9120 66.0 44.0 --

Fri, Nov 04, 1977 3635.52 15,680,071 5712 9120 67.0 43.0 --

Sun, Feb 27, 1977 3651.58 17,633,822 7305 9120 54.0 31.0 --

Sun, Sep 12, 1976 3666.07 19,568,478 7226 9120 86.0 65.0 --

Mon, May 06, 1974 3653.98 18,023,384 26655 9120 82.0 51.0 --

Wed, Mar 08, 1972 3610.54 13,053,697 12845 9120 80.0 45.0 --

Mon, Oct 19, 1970 3599.37 11,974,525 12394 9120 70.0 50.0 --

Sun, Aug 02, 1970 3600.69 12,103,427 10073 9120 104.0 76.0 --

Tue, Mar 04, 1969 3543.42 7,315,853 12692 9120 51.0 32.0 --

Wed, Jan 22, 1969 3539.89 7,069,289 10731 9120 57.0 42.0 --

Tue, Feb 09, 1965 3491.84 4,215,446 11153 9120 48.0 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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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