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 inflow into Lake Powell was 6723.00 cfs

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

Thu, Aug 02, 2012 3628.12 14,643,365 6723 13584 93.2 69.1 --

Sun, Jul 29, 2007 3607.62 12,492,238 6723 11915 98.1 73.0 81.0

Sat, Nov 05, 1994 3653.48 17,652,782 6723 7750 54.0 34.0 --

Sat, Sep 24, 1994 3654.83 17,824,440 6723 9410 88.0 56.0 --

Mon, Aug 07, 1989 3672.80 20,228,806 6723 14300 101.0 68.0 --

Sat, Sep 17, 1977 3639.14 16,106,124 6723 11000 84.0 58.0 --

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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