Lake Powell Water Database

The earliest data is from Thursday, March 14th, 1963
The most recent data is from Wednesday, April 1st, 2020

Days where inflow into Lake Powell was 7118 cfs

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

Thu, Nov 28, 2019 3611.31 12862614 7118 9312 60.0 46.0 56.0

Fri, Oct 20, 1989 3663.82 18998070 7118 11200 71.0 43.0 --

Mon, Sep 10, 1979 3679.57 21383414 7118 16500 95.0 69.0 --

Fri, Aug 13, 1976 3669.71 20070380 7118 9740 93.0 65.0 --

Sat, Aug 26, 1967 3531.31 6512927 7118 10900 101.0 74.0 --

Thu, Oct 22, 1964 3491.70 4214398 7118 4010 81.0 43.0 --

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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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Copyright Summit Technologies, Inc.
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