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 14335.00 cfs

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

Fri, Aug 18, 1995 3692.62 23,156,408 14335 18400 95.0 70.0 --

Sat, Aug 29, 1987 3691.77 23,024,584 14335 19400 94.0 62.0 --

Fri, Aug 06, 1982 3687.31 22,438,434 14335 14000 96.0 77.0 --

Sat, Aug 18, 1973 3644.77 16,890,658 14335 9420 91.0 67.0 --

Wed, Feb 28, 1973 3600.68 12,045,010 14335 11300 58.0 39.0 --

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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