Lake Powell Water Database

powell
powell

The earliest data is from Monday, March 11th, 1963
The most recent data is from Saturday, March 25th, 2023

Days where inflow into Lake Powell was 9102 cfs

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

Sat, Dec 11, 1999 3683.48 21,769,488 9102 16329 47.0 26.0 --

Sat, Jan 15, 1994 3658.26 18,265,804 9102 12500 51.0 29.0 --

Thu, Jan 25, 1979 3630.00 14,997,000 9102 16700 33.0 24.0 --

Mon, Mar 16, 1970 3571.51 9,462,048 9102 7660 64.0 42.0 --

Sun, Mar 15, 1970 3571.49 9,460,380 9102 5760 66.0 48.0 --

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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