Lake Powell Water Database



The earliest data is from Thursday, March 14th, 1963
The most recent data is from Sunday, September 15th, 2019

Days where outflow from Lake Powell was 20800 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Mon, Jul 20, 1998
3696.43
23753180
16103
20800
107.0
74.0
--
Fri, Sep 12, 1997
3690.08
22764640
12638
20800
93.0
63.0
77.0
Wed, Sep 10, 1997
3690.26
22792232
13474
20800
87.0
67.0
--
Wed, Sep 03, 1997
3690.89
22889014
13906
20800
84.0
65.0
--
Mon, Jun 02, 1997
3679.93
21247852
64821
20800
99.0
66.0
--
Fri, Jul 31, 1987
3696.09
23699234
11403
20800
90.0
68.0
--
Tue, Jul 28, 1987
3696.50
23764000
10144
20800
87.0
66.0
--
Fri, Aug 22, 1986
3696.28
23729244
10952
20800
90.0
67.0
--
Thu, Jul 17, 1986
3698.97
24157196
37929
20800
90.0
70.0
--
Thu, Apr 04, 1985
3676.65
20773936
19068
20800
75.0
53.0
--
Wed, Jan 25, 1984
3681.26
21473662
11259
20800
49.0
27.0
--
Thu, Dec 16, 1982
3685.27
22131684
12386
20800
n/a
n/a
--
Wed, Dec 15, 1982
3685.39
22149682
14369
20800
n/a
n/a
--
Tue, Dec 07, 1982
3685.80
22211266
13792
20800
n/a
n/a
--
Thu, Nov 11, 1982
3686.96
22385554
16338
20800
55.0
41.0
--
Wed, Oct 21, 1981
3672.37
20290422
11649
20800
70.0
47.0
--
Wed, Dec 10, 1980
3681.82
21681888
9565
20800
48.0
25.0
--
Thu, Sep 04, 1980
3689.97
22907422
8433
20800
97.0
n/a
--
Sat, Aug 23, 1980
3691.47
23138726
6888
20800
94.0
60.0
--
Sun, Aug 17, 1980
3692.63
23318258
7096
20800
93.0
64.0
--
Sun, Apr 13, 1980
3674.90
20679024
10733
20800
n/a
n/a
--
Tue, Aug 09, 1977
3647.09
17070942
5118
20800
100.0
76.0
--
Wed, Jul 16, 1975
3674.02
20707480
41082
20800
99.0
80.0
--
Wed, Jan 03, 1973
3605.64
12535315
10276
20800
32.0
21.0
--


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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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