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 14039.00 cfs

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

Wed, Jul 31, 2013 3594.17 11,202,228 6251 14039 97.0 72.0 79.0

Fri, Jun 29, 2007 3611.54 12,885,942 12688 14039 100.9 70.0 78.0

Mon, Jun 25, 2007 3611.68 12,900,142 15903 14039 98.1 72.0 77.0

Mon, Jan 24, 2005 3562.77 8,535,382 7601 14039 52.0 35.1 49.0

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

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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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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