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 outflow from Lake Powell was 23000.00 cfs

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

Wed, Nov 19, 1986 3688.60 22,538,814 18645 23000 65.0 47.0 --

Sun, Mar 09, 1986 3682.85 21,675,964 17879 23000 67.0 41.0 --

Fri, Feb 07, 1986 3684.77 21,961,732 15112 23000 44.0 26.0 --

Wed, Dec 05, 1984 3688.58 22,567,656 15186 23000 50.0 31.0 --

Thu, Aug 16, 1984 3700.84 24,490,474 20575 23000 94.0 70.0 --

Sat, Aug 04, 1984 3702.22 24,714,028 28363 23000 94.0 79.0 --

Mon, Apr 09, 1984 3673.34 20,335,280 17841 23000 76.0 49.0 --

Tue, Mar 27, 1984 3674.40 20,484,586 18459 23000 55.0 43.0 --

Sat, Mar 24, 1984 3674.66 20,521,532 18367 23000 63.0 36.0 --

Wed, Dec 14, 1983 3687.70 22,465,472 13040 23000 55.0 40.0 --

Mon, Nov 14, 1983 3691.89 23,107,224 15841 23000 64.0 47.0 --

Fri, Aug 16, 1974 3659.77 18,779,994 7349 23000 95.0 71.0 --

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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