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 outflow from Lake Powell was 8630.00 cfs

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

Tue, Oct 29, 1991 3627.17 14,538,691 8384 8630 50.0 34.0 --

Sat, Oct 26, 1991 3627.19 14,540,894 7648 8630 67.0 44.0 --

Fri, Oct 25, 1991 3627.27 14,549,702 7022 8630 67.0 49.0 --

Wed, May 10, 1989 3676.22 20,712,456 9666 8630 92.0 61.0 --

Wed, Jun 01, 1988 3688.23 22,482,188 25958 8630 81.0 40.0 --

Tue, Dec 23, 1980 3681.24 21,596,478 9489 8630 58.0 32.0 --

Mon, Feb 22, 1965 3491.21 4,182,712 9780 8630 68.0 29.0 --

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 1.787 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