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 inflow into Lake Powell was 6955.00 cfs

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

Sun, Apr 03, 2022 3523.04 5,806,958 6955 7747 72.0 54.0 53.0

Wed, Jan 05, 2005 3564.31 8,655,036 6955 14088 44.1 34.0 51.0

Tue, Aug 06, 1996 3685.68 22,097,530 6955 16400 96.0 67.0 --

Sat, Nov 17, 1990 3636.93 15,643,872 6955 8650 61.0 41.0 --

Mon, Nov 12, 1990 3637.24 15,679,839 6955 7440 62.0 38.0 --

Wed, Nov 23, 1988 3682.33 21,599,522 6955 13000 58.0 27.0 --

Thu, Jul 21, 1988 3692.34 23,112,714 6955 12500 98.0 66.0 --

Sun, Oct 01, 1978 3640.10 16,194,645 6955 8070 93.0 59.0 --

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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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Copyright Summit Technologies, Inc.
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