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 11830.00 cfs

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

Wed, Jul 06, 2022 3539.63 6,425,671 9886 11830 94.0 69.0 --

Wed, May 18, 2016 3596.12 11,383,632 37171 11830 71.1 52.0 64.0

Sat, Feb 20, 2016 3594.87 11,267,135 10959 11830 64.9 39.9 49.0

Mon, Feb 08, 2016 3595.88 11,361,205 6376 11830 50.0 28.9 48.0

Fri, Feb 05, 2016 3596.13 11,384,567 7898 11830 42.1 24.1 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