Lake Powell Water Database



The earliest data is from Thursday, March 14th, 1963
The most recent data is from Sunday, September 15th, 2019

Days where outflow from Lake Powell was 6660.00 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sat, Dec 02, 1989
3661.23
18654742
5534
6660
53.0
23.0
--
Sat, Oct 21, 1989
3663.79
18994076
7020
6660
75.0
46.0
--
Sat, Apr 08, 1978
3623.44
14291620
12522
6660
53.0
42.0
--
Sun, Jan 29, 1978
3625.36
14502612
5437
6660
48.0
32.0
--
Sun, Aug 15, 1976
3669.63
20059284
7206
6660
96.0
65.0
--
Sat, Jan 11, 1969
3539.60
7049245
8829
6660
43.0
27.0
--
Sun, Sep 04, 1966
3533.94
6698181
8100
6660
88.0
63.0
--


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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


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1999 - 2019


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