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 inflow into Lake Powell was 10720.00 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Mon, Oct 22, 1990
3637.29
15,685,645
10720
8010
61.0
41.0
--
Fri, Dec 05, 1975
3667.18
19,750,774
10720
13100
52.0
30.0
--
Wed, Jan 02, 1974
3648.69
17,351,112
10720
18500
30.0
16.0
--
Mon, Dec 04, 1972
3609.34
12,930,422
10720
11900
53.0
46.0
--
Mon, Jan 20, 1969
3539.82
7,064,460
10720
10800
54.0
31.0
--
Sat, Jan 18, 1969
3539.67
7,054,075
10720
9980
53.0
48.0
--
Fri, Jan 05, 1968
3527.27
6,240,538
10720
9350
33.0
9.0
--
Tue, Jan 02, 1968
3527.27
6,240,538
10720
8690
30.0
11.0
--
Tue, Jan 18, 1966
3536.21
6,851,152
10720
7170
40.0
29.0
--


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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