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 9630 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Thu, Apr 11, 2013
3597.91
11,551,778
5897
9630
64.9
45.0
53.0
Fri, Apr 01, 1994
3654.44
17,774,716
7056
9630
70.0
41.0
--
Sat, Jun 09, 1990
3649.67
17,175,070
22187
9630
90.0
71.0
--
Tue, Mar 27, 1990
3651.45
17,397,244
5654
9630
75.0
40.0
--
Thu, Dec 01, 1988
3682.05
21,558,358
6754
9630
51.0
27.0
--
Sat, Oct 25, 1975
3666.38
19,640,826
9293
9630
54.0
29.0
--
Tue, Oct 01, 1974
3651.67
17,727,858
6577
9630
84.0
55.0
--
Sun, Apr 09, 1967
3510.70
5,238,304
8453
9630
67.0
43.0
--
Fri, Mar 31, 1967
3512.50
5,343,643
8217
9630
61.0
34.0
--


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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