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 4793 cfs

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

Wed, Mar 31, 2021 3566.71 8,843,790 4793 12383 60.0 36.0 50.0

Tue, Mar 26, 2013 3599.42 11,694,832 4793 10259 64.0 43.0 50.0

Tue, Dec 23, 2003 3598.11 11,570,672 4793 10047 45.0 30.0 52.0

Sun, Mar 03, 2002 3649.57 17,162,260 4793 9293 41.0 21.0 47.0

Fri, Jan 12, 1990 3657.10 18,115,912 4793 12100 54.0 25.0 --

Fri, Sep 15, 1989 3667.50 19,495,000 4793 14900 83.0 51.0 --

Sat, Mar 16, 1963 4793 1220 47.0 29.0 --

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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