Lake Powell Water Database

powell
powell

The earliest data is from Monday, March 11th, 1963
The most recent data is from Monday, March 27th, 2023

Days where outflow from Lake Powell was 9983 cfs

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

Thu, Dec 02, 2021 3541.54 6,995,203 2109 9983 58.0 36.0 54.0

Sat, Jun 30, 2018 3609.98 12,728,287 5803 9983 98.0 70.0 75.0

Tue, May 11, 2010 3621.36 13,907,859 14479 9983 60.1 48.9 57.0

Sat, May 02, 2009 3611.80 12,912,338 22635 9983 77.0 62.1 56.0

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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