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 outflow from Lake Powell was 10278.00 cfs

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

Thu, Dec 14, 2023 3570.20 8,533,110 6058 10278 48.6 33.2 59.0

Wed, Jun 08, 2022 3535.04 6,562,598 21346 10278 99.0 74.0 68.0

Thu, Oct 30, 2014 3605.64 12,296,441 8144 10278 71.1 45.0 66.0

Fri, Apr 27, 2012 3635.74 15,505,656 16430 10278 73.9 54.0 62.0

Thu, Mar 08, 2012 3635.01 15,421,523 6194 10278 57.9 35.1 47.0

Sun, Feb 08, 2009 3613.62 13,098,136 7652 10278 n/a n/a 48.0

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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