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The earliest data is from
The most recent data is from Friday, July 21st, 2017

Days where outflow from Lake Powell was 21200.00 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sat, Aug 22, 1998
3692.14
23081966
9094.00
21200.00
94.0
72.0
--
Mon, Aug 10, 1998
3694.18
23399410
13822.00
21200.00
97.0
68.0
--
Sat, Jul 25, 1998
3695.80
23653756
13533.00
21200.00
92.0
70.0
--
Thu, Jul 23, 1998
3696.06
23694760
14234.00
21200.00
85.0
75.0
--
Tue, Sep 09, 1997
3690.32
22801446
13574.00
21200.00
94.0
64.0
--
Fri, Sep 05, 1997
3690.70
22859798
12876.00
21200.00
84.0
68.0
77.0
Mon, Aug 25, 1997
3691.43
22972230
11810.00
21200.00
97.0
70.0
--
Thu, Aug 21, 1997
3692.01
23061862
14467.00
21200.00
92.0
71.0
--
Wed, Aug 20, 1997
3692.12
23078904
15247.00
21200.00
95.0
71.0
--
Sat, Aug 16, 1997
3692.47
23133114
18444.00
21200.00
99.0
71.0
--
Fri, Aug 15, 1997
3692.54
23143984
17773.00
21200.00
98.0
67.0
78.5
Wed, Jun 04, 1997
3681.29
21446576
73006.00
21200.00
92.0
60.0
--
Wed, May 21, 1997
3672.11
20131868
62444.00
21200.00
80.0
60.0
--
Thu, May 01, 1997
3664.89
19141494
30938.00
21200.00
80.0
49.0
--
Tue, Apr 22, 1997
3663.50
18955260
23530.00
21200.00
84.0
50.0
--
Mon, Apr 21, 1997
3663.35
18935258
21732.00
21200.00
85.0
56.0
--
Sat, Apr 19, 1997
3663.31
18929920
18040.00
21200.00
83.0
49.0
--
Wed, Apr 16, 1997
3663.41
18943238
17536.00
21200.00
75.0
46.0
--
Sat, Apr 12, 1997
3663.44
18947244
20714.00
21200.00
56.0
30.0
--
Tue, Feb 24, 1987
3677.69
20923352
15963.00
21200.00
49.0
28.0
--
Tue, Feb 17, 1987
3678.02
20970902
19411.00
21200.00
51.0
34.0
--
Mon, Oct 06, 1986
3689.47
22671436
19332.00
21200.00
70.0
54.0
--
Sat, Sep 28, 1985
3685.99
22144498
14195.00
21200.00
83.0
59.0
--
Sun, Apr 14, 1985
3678.23
21001348
35272.00
21200.00
80.0
51.0
--
Mon, Aug 18, 1980
3692.38
23279448
7591.00
21200.00
95.0
60.0
--
Sat, Aug 04, 1979
3683.91
22023264
14610.00
21200.00
102.0
72.0
--
Wed, Aug 23, 1978
3647.70
17119560
5900.00
21200.00
95.0
72.0
--
Thu, Jul 10, 1975
3672.20
20449622
51781.00
21200.00
97.0
73.0
--
Wed, May 07, 1975
3648.10
17250078
19684.00
21200.00
70.0
40.0
--
Fri, Dec 29, 1972
3606.36
12627701
10480.00
21200.00
41.0
29.0
--
Mon, Apr 05, 1971
3602.71
12282953
15300.00
21200.00
68.0
37.0
--
Fri, Jul 19, 1968
3547.21
7598608
12898.00
21200.00
104.0
75.0
--


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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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Copyright Summit Technologies, Inc.
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 - 2017


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