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 7554 cfs

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

Sun, Feb 11, 2024 3564.00 8,073,931 7554 9833 41.0 28.8 --

Sat, Feb 10, 2018 3618.09 13,561,872 7554 13095 66.0 37.0 49.0

Fri, Jun 14, 2002 3643.32 16,398,553 7554 12870 98.1 66.0 71.0

Mon, Oct 30, 2000 3676.55 20,759,970 7554 10129 n/a n/a 64.0

Tue, May 12, 1964 3395.00 575,000 7554 1060 83.0 53.0 --

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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