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 9600 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sun, Mar 13, 1994
3655.08
17,856,356
9600
9600
69.0
37.0
--
Sat, Mar 03, 1990
3652.87
17,576,070
5091
9600
65.0
44.0
--
Tue, Feb 06, 1990
3655.26
17,879,652
5245
9600
55.0
24.0
--
Sat, Mar 25, 1989
3674.66
20,490,708
10190
9600
75.0
45.0
--
Tue, Oct 11, 1988
3685.06
22,005,008
6840
9600
81.0
51.0
--
Fri, Oct 07, 1977
3636.20
15,759,423
4867
9600
80.0
59.0
--
Wed, Apr 02, 1975
3646.06
16,996,648
6784
9600
48.0
28.0
--
Fri, Feb 22, 1974
3648.48
17,324,748
10440
9600
52.0
26.0
--
Tue, Aug 07, 1973
3644.39
16,843,928
15027
9600
96.0
65.0
--
Sun, May 14, 1972
3609.94
12,991,893
17027
9600
81.0
53.0
--
Wed, Mar 23, 1966
3536.13
6,845,646
19303
9600
56.0
29.0
--
Mon, Nov 22, 1965
3531.49
6,546,188
13401
9600
58.0
42.0
--


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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