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 6268 cfs

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

Thu, Apr 08, 2021 3565.62 8,757,716 6268 10690 79.0 50.0 55.0

Thu, Mar 28, 2019 3569.59 9,073,983 6268 13551 72.0 45.0 49.0

Sat, Dec 11, 2004 3566.17 8,801,070 6268 9739 51.1 34.0 53.0

Mon, Aug 28, 1989 3670.32 19,882,490 6268 18200 92.0 64.0 --

Sat, Jan 09, 1982 3666.56 19,456,694 6268 12600 39.0 19.0 --

Sun, Jan 01, 1978 3629.90 15,009,722 6268 12700 52.0 34.0 --

Wed, Mar 02, 1977 3651.19 17,584,460 6268 20000 51.0 22.0 --

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 2.094 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