Lake Powell Water Database

The earliest data is from Thursday, March 14th, 1963
The most recent data is from Sunday, September 22nd, 2019

Days where outflow from Lake Powell was 9650.00 cfs

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

Sat, Apr 25, 2009 3610.17 12747419 17145 9650 69.1 50.0 54.0

Sun, Mar 15, 2009 3611.32 12863628 6729 9650 66.9 39.0 51.0

Sat, Dec 25, 2004 3564.86 8698051 5551 9650 39.9 23.0 52.0

Fri, May 27, 1994 3659.76 18461200 31193 9650 82.0 56.0 --

Sat, Apr 23, 1994 3653.54 17660394 9125 9650 88.0 52.0 --

Sat, Mar 26, 1994 3654.69 17806568 8593 9650 64.0 39.0 --

Sat, Nov 07, 1992 3620.98 13867334 8191 9650 59.0 35.0 --

Mon, Jun 01, 1992 3631.05 14971130 32511 9650 84.0 63.0 --

Tue, Nov 13, 1990 3637.18 15672872 6966 9650 61.0 39.0 --

Mon, Apr 17, 1978 3625.10 14474011 18126 9650 65.0 39.0 --

Fri, Dec 02, 1977 3634.35 15543995 5966 9650 60.0 35.0 --

Sun, May 25, 1975 3653.27 17904488 50623 9650 87.0 58.0 --

Sat, Feb 06, 1965 3491.66 4206086 12153 9650 57.0 41.0 --

Thu, Feb 04, 1965 3491.60 4202979 12409 9650 59.0 32.0 --

Mon, Feb 01, 1965 3491.43 4194139 9812 9650 67.0 44.0 --

Sat, Jan 30, 1965 3491.49 4197259 10276 9650 61.0 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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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