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 8056.00 cfs

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

Wed, Nov 07, 2012 3619.04 13,661,786 5779 8056 69.1 45.0 63.0

Sun, Nov 04, 2012 3619.21 13,679,716 5203 8056 66.9 43.0 64.0

Mon, Oct 22, 2012 3620.10 13,773,831 4038 8056 75.0 57.0 66.0

Fri, Oct 29, 2010 3634.07 15,313,664 9315 8056 62.1 39.9 --

Sat, Nov 27, 2004 3567.40 8,898,567 7108 8056 54.0 39.0 54.0

Wed, Aug 30, 2000 3680.40 21,316,362 6625 8056 82.0 59.0 --

Wed, Aug 09, 2000 3681.49 21,475,908 5583 8056 100.0 n/a --

Wed, Jul 26, 2000 3682.41 21,611,250 5619 8056 106.0 72.0 82.0

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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