Lake Powell Water Database

powell
powell

The earliest data is from Monday, March 11th, 1963
The most recent data is from Tuesday, September 30th, 2025

Days where outflow from Lake Powell was 10289 cfs

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

Mon, Dec 18, 2023 3569.98 8,516,524 8537 10289 49.3 36.1 59.0

Sat, Apr 04, 2020 3600.52 11,799,748 6506 10289 71.0 43.0 53.0

Tue, Sep 09, 2014 3605.82 12,314,154 17531 10289 79.0 66.2 76.0

Mon, Nov 06, 2006 3607.87 12,517,106 9706 10289 63.0 41.0 62.0

Wed, May 05, 2004 3582.93 10,192,619 9274 10289 89.1 61.0 64.0

Tue, Oct 09, 2001 3664.01 19,023,432 5193 10289 73.0 55.9 72.0

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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