Lake Powell Water Database

powell
powell

The earliest data is from Monday, March 11th, 1963
The most recent data is from Saturday, March 25th, 2023

Days where inflow into Lake Powell was 9023 cfs

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

Thu, Jan 19, 2023 3524.25 5,501,858 9023 8029 35.2 26.8 46.0

Wed, Jan 21, 2015 3594.81 11,261,562 9023 14465 50.0 37.9 48.0

Sat, Sep 12, 1998 3689.73 22,711,024 9023 16800 75.0 57.0 --

Sun, Jul 14, 1974 3665.45 19,543,680 9023 17000 101.0 74.0 --

Sat, Oct 12, 1968 3545.14 7,450,231 9023 11000 78.0 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