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 6602.00 cfs

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

Mon, Jul 11, 2022 3539.28 6,403,687 6602 11961 102.0 80.0 --

Tue, Sep 25, 2012 3621.92 13,967,736 6602 8031 75.9 61.0 73.0

Fri, Nov 09, 2001 3661.74 18,721,476 6602 10331 57.0 44.1 62.0

Thu, Feb 02, 1995 3646.85 16,826,814 6602 10100 59.0 33.0 --

Fri, Dec 02, 1988 3681.98 21,548,058 6602 9560 51.0 26.0 --

Mon, Aug 28, 1972 3609.70 12,967,300 6602 16100 85.0 64.0 --

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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