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 9450.00 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sun, Sep 10, 2017
3629.89
14,840,522
8577
9450
88.0
63.0
78.0
Mon, Oct 10, 1994
3654.08
17,728,938
8306
9450
76.0
47.0
--
Sat, Sep 25, 1982
3687.12
22,409,726
15835
9450
87.0
67.0
--
Mon, Nov 16, 1981
3671.32
20,143,326
7011
9450
64.0
42.0
--
Sat, Jun 12, 1976
3670.19
20,137,218
32300
9450
82.0
55.0
--
Mon, Feb 25, 1974
3648.52
17,329,776
10259
9450
47.0
22.0
--
Fri, Dec 04, 1970
3601.08
12,141,717
11646
9450
49.0
31.0
--
Sat, Dec 07, 1968
3541.08
7,163,615
9406
9450
43.0
22.0
--
Mon, Feb 12, 1968
3525.06
6,099,862
7270
9450
54.0
41.0
--
Fri, Dec 03, 1965
3532.72
6,627,753
13029
9450
53.0
30.0
--


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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