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 8190 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sat, Nov 17, 2018
3587.41
10,587,670
6242
8190
59.0
34.0
59.0
Sat, Oct 23, 1993
3662.33
18,799,602
10136
8190
65.0
43.0
--
Tue, Mar 14, 1989
3674.57
20,477,950
9590
8190
78.0
24.0
--
Sun, Jun 06, 1976
3668.99
19,970,612
31552
8190
94.0
62.0
--
Tue, May 07, 1974
3654.35
18,071,232
28144
8190
87.0
50.0
--
Thu, Apr 04, 1974
3651.29
17,679,576
11304
8190
57.0
37.0
--
Thu, Oct 29, 1970
3599.69
12,005,594
11876
8190
62.0
32.0
--
Sat, Mar 21, 1970
3571.46
9,457,880
9224
8190
66.0
36.0
--
Thu, Oct 02, 1969
3573.31
9,628,800
10482
8190
89.0
55.0
--
Sat, Dec 14, 1968
3540.77
7,142,059
9964
8190
44.0
26.0
--


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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