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 inflow into Lake Powell was 6910.00 cfs

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

Sun, Apr 03, 2016 3591.91 10,994,298 6910 10034 75.9 46.0 55.0

Sun, Nov 06, 1994 3653.45 17,648,978 6910 7660 59.0 38.0 --

Sat, Aug 19, 1978 3648.64 17,236,652 6910 12500 92.0 62.0 --

Tue, Nov 08, 1977 3635.35 15,660,271 6910 10300 59.0 45.0 --

Thu, Aug 31, 1972 3609.12 12,907,881 6910 16900 92.0 64.0 --

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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