Lake Powell Water Database



The earliest data is from Thursday, March 14th, 1963
The most recent data is from Friday, October 18th, 2019

Days where inflow into Lake Powell was 8458 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Tue, Sep 22, 2009
3635.89
15522983
8458
10037
73.9
53.1
75.0
Wed, Aug 10, 1988
3689.97
22747436
8458
14300
97.0
56.0
--
Fri, Aug 30, 1985
3690.98
22902918
8458
28800
101.0
70.0
--
Thu, May 28, 1981
3677.50
21020380
8458
7600
75.0
56.0
--
Thu, Nov 01, 1979
3675.95
20859580
8458
17600
55.0
33.0
--


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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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1999 - 2019


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