Lake Powell Water Database



The earliest data is from Thursday, March 14th, 1963
The most recent data is from Thursday, September 19th, 2019

Days where outflow from Lake Powell was 21100 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sat, Aug 15, 1998
3693.37
23273020
11211
21100
102.0
73.0
--
Mon, Aug 03, 1998
3694.99
23526336
17367
21100
99.0
70.0
--
Sat, Aug 01, 1998
3695.13
23548304
17861
21100
100.0
68.0
--
Fri, Jul 24, 1998
3695.87
23664802
13491
21100
95.0
70.0
81.5
Wed, Jul 22, 1998
3696.18
23713682
14890
21100
100.0
75.0
--
Tue, Jul 21, 1998
3696.26
23726328
15390
21100
105.0
75.0
--
Tue, Jul 14, 1998
3696.88
23824386
22771
21100
105.0
72.0
--
Sat, Dec 20, 1997
3683.61
21788790
12931
21100
49.0
26.0
--
Thu, Dec 18, 1997
3683.86
21825908
12691
21100
49.0
28.0
--
Thu, Sep 11, 1997
3690.17
22778414
12920
21100
93.0
70.0
--
Wed, Aug 27, 1997
3691.15
22929052
11217
21100
90.0
70.0
--
Tue, Aug 26, 1997
3691.30
22952196
11557
21100
93.0
75.0
--
Thu, Aug 07, 1997
3693.02
23218534
19388
21100
96.0
70.0
--
Tue, Aug 05, 1997
3693.10
23230988
15818
21100
89.0
67.0
--
Sat, Aug 02, 1997
3693.26
23255874
18400
21100
97.0
74.0
--
Sun, May 25, 1997
3674.91
20526252
72051
21100
77.0
49.0
--
Mon, May 19, 1997
3670.83
19953488
58925
21100
90.0
62.0
--
Sat, May 17, 1997
3669.73
19801146
53671
21100
96.0
62.0
--
Thu, May 15, 1997
3668.75
19666190
48828
21100
94.0
60.0
--
Wed, May 14, 1997
3668.29
19603092
45985
21100
96.0
64.0
--
Mon, May 12, 1997
3667.50
19495078
40103
21100
89.0
61.0
--
Tue, May 06, 1997
3665.80
19264220
31751
21100
90.0
56.0
--
Sun, May 04, 1997
3665.43
19214240
31477
21100
81.0
52.0
--
Sat, May 03, 1997
3665.18
19180536
31634
21100
85.0
45.0
--
Fri, May 02, 1997
3664.98
19153614
32153
21100
75.0
40.0
60.0
Sun, Apr 27, 1997
3664.23
19052894
28411
21100
76.0
46.0
--
Fri, Apr 25, 1997
3663.88
19006020
27393
21100
60.0
44.0
55.0
Wed, Apr 23, 1997
3663.58
18965950
25367
21100
80.0
49.0
--
Sun, Apr 20, 1997
3663.35
18935258
19991
21100
82.0
54.0
--
Tue, Apr 15, 1997
3663.43
18945908
17964
21100
67.0
41.0
--
Mon, Apr 14, 1997
3663.44
18947244
18678
21100
58.0
37.0
--
Sun, Apr 13, 1997
3663.46
18949916
20086
21100
54.0
33.0
--
Fri, Apr 11, 1997
3663.45
18948580
20133
21100
59.0
36.0
--
Thu, Apr 10, 1997
3663.43
18945908
20286
21100
65.0
37.0
53.5
Wed, Jun 24, 1987
3698.45
24073992
25705
21100
100.0
71.0
--
Fri, Jul 18, 1986
3699.10
24178016
38310
21100
93.0
69.0
--
Wed, Jul 09, 1986
3697.09
23857324
46258
21100
n/a
n/a
--
Sun, Feb 02, 1986
3685.35
22048514
14484
21100
55.0
36.0
--
Tue, Apr 23, 1985
3682.13
21570092
51200
21100
76.0
45.0
--
Mon, May 16, 1983
3689.90
22800766
40741
21100
70.0
44.0
--
Fri, Nov 14, 1980
3684.31
22051440
10807
21100
n/a
n/a
--
Sat, Aug 16, 1980
3692.82
23347782
6481
21100
92.0
60.0
--
Mon, Aug 08, 1977
3647.42
17111786
4597
21100
99.0
74.0
--
Fri, Jul 18, 1975
3674.34
20753234
39407
21100
97.0
71.0
--
Wed, Jul 03, 1974
3667.13
19773820
20992
21100
97.0
61.0
--
Fri, Jan 26, 1973
3601.94
12168131
10445
21100
37.0
22.0
--
Thu, May 13, 1965
3491.49
4197259
26645
21100
60.0
47.0
--


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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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