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 10142.00 cfs

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

Wed, May 01, 2024 3560.15 7,797,386 23160 10142 74.3 59.1 --

Tue, May 31, 2022 3531.69 6,346,048 22569 10142 79.0 52.0 65.0

Sat, Oct 12, 2019 3614.32 13,170,061 5674 10142 65.0 35.0 66.0

Thu, Oct 23, 2014 3605.93 12,324,988 8542 10142 75.9 53.1 67.0

Sun, Feb 10, 2013 3603.48 12,085,213 6061 10142 39.0 28.4 44.0

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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