Lake Powell Water Database


powell
powell
The earliest data is from Monday, March 11th, 1963
The most recent data is from Wednesday, October 1st, 2025

Days where outflow from Lake Powell was 8100 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Fri, Nov 21, 2003
3601.10
11,855,329
6060
8100
64.9
37.9
60.0
Sat, Oct 02, 1993
3662.44
18,814,176
7562
8100
83.0
55.0
--
Mon, May 21, 1990
3648.82
17,069,688
8176
8100
97.0
58.0
--
Sat, May 21, 1988
3685.97
22,141,496
28938
8100
84.0
49.0
--
Fri, Oct 01, 1982
3687.35
22,444,486
15604
8100
69.0
45.0
--
Sun, Dec 15, 1974
3649.04
17,395,096
8628
8100
47.0
25.0
--
Sat, Aug 03, 1968
3547.22
7,599,334
25101
8100
90.0
65.0
--
Sat, Dec 10, 1966
3523.85
6,042,878
15066
8100
48.0
27.0
--
Mon, May 11, 1964
3394.50
562,500
8499
8100
83.0
52.0
--


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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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powell Water Database