Lake Powell Water Database





The earliest data is from Thursday, March 14th, 1963
The most recent data is from Monday, July 15th, 2019

Days where outflow from Lake Powell was 20500 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sat, Jul 18, 1998
3696.62
23783258
18092
20500
104.0
74.0
--
Sat, Jul 11, 1998
3696.96
23837074
24677
20500
98.0
69.0
--
Fri, Dec 19, 1997
3683.76
21811040
12833
20500
46.0
26.0
--
Mon, Nov 17, 1997
3686.92
22284042
14980
20500
52.0
30.0
--
Tue, Sep 16, 1997
3690.04
22758504
14294
20500
75.0
63.0
--
Sat, Aug 01, 1987
3695.95
23677142
12182
20500
97.0
68.0
--
Mon, Feb 09, 1987
3678.19
20995542
15803
20500
59.0
34.0
--
Mon, Jan 19, 1987
3681.23
21437808
14251
20500
39.0
20.0
--
Tue, Jul 08, 1986
3696.91
23828766
47055
20500
n/a
n/a
--
Fri, Jul 04, 1986
3695.95
23677142
47922
20500
100.0
69.0
--
Fri, Apr 29, 1983
3685.63
22153970
32541
20500
69.0
47.0
--
Fri, Nov 05, 1982
3687.33
22441460
16249
20500
59.0
34.0
--
Thu, Dec 17, 1981
3668.98
19818406
6927
20500
52.0
31.0
--
Fri, May 30, 1980
3691.32
23115604
53681
20500
82.0
56.0
--
Fri, Sep 09, 1977
3640.49
16267051
5525
20500
99.0
69.0
--
Fri, Sep 02, 1977
3642.04
16452850
6101
20500
93.0
69.0
--
Thu, Aug 25, 1977
3643.63
16645689
5941
20500
95.0
70.0
--
Sat, Aug 13, 1977
3646.07
16944628
7722
20500
97.0
72.0
--
Wed, Mar 21, 1973
3600.81
12057726
12479
20500
60.0
35.0
--


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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 - 2019


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