Lake Powell Water Database

powell
powell

The earliest data is from Monday, March 11th, 1963
The most recent data is from Wednesday, October 1st, 2025

Days where outflow from Lake Powell was 10054 cfs

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

Sat, Jun 23, 2018 3611.03 12,834,257 7506 10054 102.0 69.0 74.0

Tue, Oct 11, 2016 3610.63 12,793,819 7868 10054 82.0 59.0 69.0

Fri, Oct 07, 2016 3610.77 12,807,963 8417 10054 72.0 46.0 69.0

Mon, Mar 25, 2013 3599.53 11,705,297 4585 10054 59.0 37.0 51.0

Thu, Dec 11, 2003 3599.37 11,690,089 5767 10054 43.0 28.0 52.0

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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