Lake Powell Water Database


powell
powell
The earliest data is from Monday, March 11th, 1963
The most recent data is from Tuesday, September 30th, 2025

Days where outflow from Lake Powell was 8540.00 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Mon, Nov 13, 2023
3572.23
8,687,210
7269
8540
60.6
27.9
64.0
Wed, Nov 10, 2021
3543.63
7,138,033
6261
8540
68.0
46.0
60.0
Thu, Nov 25, 1993
3661.65
18,709,570
10388
8540
45.0
26.0
--
Sun, Nov 22, 1992
3620.11
13,774,902
6943
8540
52.0
32.0
--
Mon, Oct 12, 1981
3672.50
20,308,786
8785
8540
66.0
47.0
--
Mon, Mar 13, 1978
3622.41
14,179,151
8248
8540
58.0
38.0
--
Thu, Nov 17, 1977
3635.12
15,633,472
5575
8540
62.0
37.0
--
Mon, Oct 03, 1977
3636.48
15,792,227
4599
8540
85.0
51.0
--
Mon, Dec 20, 1965
3534.03
6,715,133
11450
8540
42.0
24.0
--


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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