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 5418.00 cfs

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

Thu, Oct 03, 2024 3577.88 9,125,903 5418 8020 87.7 52.8 --

Thu, Mar 07, 2024 3561.31 7,879,980 5418 9547 52.3 43.0 --

Tue, Sep 14, 2021 3547.91 7,436,510 5418 11054 95.0 72.0 79.0

Mon, Jan 19, 2004 3593.80 11,168,021 5418 12836 43.0 32.0 48.0

Fri, Aug 11, 2000 3681.39 21,461,220 5418 8036 102.0 73.0 --

Wed, Jul 27, 1994 3662.40 18,808,864 5418 15200 107.0 76.0 --

Mon, Dec 12, 1977 3633.57 15,453,666 5418 12400 62.0 35.0 --

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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