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 8210.00 cfs

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

Tue, Nov 16, 2004 3570.59 9,154,858 8148 8210 55.9 42.1 --

Tue, Sep 09, 2003 3603.81 12,117,331 6424 8210 84.9 68.0 78.0

Fri, Nov 08, 2002 3624.23 14,216,736 6302 8210 59.0 43.0 61.0

Sat, May 27, 1995 3656.49 18,037,094 46789 8210 70.0 46.0 --

Sun, Jun 13, 1993 3657.25 18,135,052 44173 8210 95.0 61.0 --

Sat, Apr 20, 1974 3651.51 17,707,534 10357 8210 71.0 52.0 --

Wed, Apr 17, 1974 3651.59 17,717,712 8272 8210 76.0 49.0 --

Mon, Jan 13, 1969 3539.78 7,061,690 8546 8210 53.0 38.0 --

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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