Lake Powell Water Database

powell
powell

The earliest data is from Monday, March 11th, 1963
The most recent data is from Tuesday, September 30th, 2025

Days where inflow into Lake Powell was 8272 cfs

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

Tue, Mar 23, 2004 3583.47 10,239,723 8272 14039 78.1 57.9 59.0

Sun, Jul 17, 1988 3692.73 23,173,146 8272 9280 104.0 70.0 --

Thu, Jul 23, 1981 3679.09 21,251,048 8272 17500 100.0 71.0 --

Tue, Sep 24, 1974 3652.71 17,860,548 8272 14600 87.0 60.0 --

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

Sat, Aug 07, 1971 3619.98 14,072,828 8272 9990 95.0 69.0 --

Search DB for more Lake Powell Water Data Facts

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

Page took 1.895 seconds to create!
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