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 11217.00 cfs

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

Sat, Dec 14, 2019 3610.10 12,740,368 11217 11879 56.0 41.0 54.0

Tue, Feb 24, 1998 3676.07 20,691,368 11217 20200 n/a n/a --

Wed, Feb 04, 1998 3678.51 21,041,862 11217 19200 n/a n/a --

Wed, Aug 27, 1997 3691.15 22,929,052 11217 21100 90.0 70.0 --

Thu, Jan 31, 1980 3673.03 20,414,320 11217 15000 51.0 33.0 --

Thu, Jan 13, 1966 3535.86 6,827,368 11217 7240 48.0 26.0 --

Sun, Feb 07, 1965 3491.74 4,210,246 11217 9610 44.0 38.0 --

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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