Lake Powell Water Database





The earliest data is from Thursday, March 14th, 1963
The most recent data is from Sunday, July 21st, 2019

Days where outflow from Lake Powell was 15600 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sun, Sep 18, 2011
3653.95
17712410
15236
15600
84.9
63.0
75.0
Sat, Sep 05, 1998
3690.32
22801446
10008
15600
95.0
65.0
--
Tue, Sep 02, 1997
3690.89
22889014
11856
15600
87.0
64.0
--
Wed, Sep 04, 1996
3681.81
21522926
6651
15600
98.0
70.0
--
Tue, Aug 20, 1996
3683.68
21799152
5762
15600
95.0
66.0
--
Mon, Aug 19, 1996
3683.70
21802124
5591
15600
98.0
67.0
--
Fri, Jul 19, 1996
3687.49
22370180
13667
15600
101.0
72.0
79.0
Mon, Jan 29, 1996
3678.07
20978340
8740
15600
57.0
28.0
--
Thu, Dec 28, 1995
3681.13
21423104
10059
15600
46.0
24.0
--
Thu, Dec 07, 1995
3682.48
21621586
12070
15600
63.0
38.0
--
Mon, Nov 06, 1995
3684.15
21868994
11149
15600
65.0
45.0
--
Tue, Jul 04, 1995
3683.08
21710250
81759
15600
93.0
61.0
--
Sat, Jun 03, 1995
3660.25
18525344
45553
15600
86.0
62.0
--
Tue, Aug 16, 1994
3659.12
18377668
5446
15600
99.0
74.0
--
Tue, Aug 09, 1994
3660.26
18526656
4279
15600
92.0
66.0
--
Mon, Aug 14, 1989
3671.85
20095164
5737
15600
100.0
69.0
--
Wed, Jul 05, 1989
3677.11
20839856
7561
15600
105.0
64.0
--
Tue, Jun 20, 1989
3678.39
21024534
15265
15600
104.0
72.0
--
Fri, Jul 17, 1987
3697.65
23946334
15885
15600
91.0
60.0
--
Tue, Apr 28, 1987
3683.84
21823174
35063
15600
84.0
60.0
--
Thu, Mar 26, 1987
3679.33
21160862
17492
15600
59.0
37.0
--
Tue, Oct 29, 1985
3686.27
22186502
13875
15600
73.0
54.0
--
Mon, Oct 28, 1985
3686.33
22195512
13248
15600
72.0
51.0
--
Fri, Nov 26, 1982
3686.53
22320942
14296
15600
52.0
35.0
--
Fri, Oct 15, 1982
3687.77
22507954
17365
15600
69.0
44.0
--
Tue, Aug 10, 1982
3687.17
22417254
11842
15600
98.0
71.0
--
Wed, Nov 11, 1981
3671.36
20148906
8191
15600
64.0
41.0
--
Mon, Jan 05, 1981
3681.09
21542974
8902
15600
54.0
35.0
--
Tue, Sep 23, 1980
3688.44
22673836
8588
15600
80.0
49.0
--
Thu, Oct 11, 1979
3677.27
21049322
7305
15600
82.0
55.0
--
Sat, Jun 30, 1979
3680.40
21504614
43436
15600
99.0
64.0
--
Sat, Jun 03, 1978
3636.63
15784696
40591
15600
87.0
67.0
--
Sun, Aug 21, 1977
3644.53
16755570
9074
15600
99.0
69.0
--
Mon, Jul 18, 1977
3650.95
17554116
3674
15600
96.0
78.0
--
Mon, Nov 22, 1976
3658.95
18614130
8803
15600
62.0
38.0
--
Wed, Oct 27, 1976
3661.70
18978808
8632
15600
60.0
49.0
--
Fri, Oct 01, 1976
3663.88
19271156
9952
15600
82.0
61.0
--
Fri, Sep 17, 1976
3665.37
19473462
8140
15600
89.0
59.0
--
Tue, Aug 31, 1976
3667.44
19756540
5993
15600
95.0
68.0
--
Mon, Aug 30, 1976
3667.64
19783992
6011
15600
96.0
69.0
--
Fri, Aug 20, 1976
3669.05
19978936
6404
15600
94.0
71.0
--
Thu, May 06, 1976
3664.18
19311756
15734
15600
81.0
57.0
--
Sat, May 01, 1976
3664.15
19307672
12724
15600
76.0
48.0
--
Fri, Aug 15, 1975
3673.48
20631074
12391
15600
93.0
69.0
--
Thu, Aug 14, 1975
3673.57
20643814
13193
15600
94.0
69.0
--
Mon, May 12, 1975
3648.24
17267624
16244
15600
87.0
58.0
--
Mon, Jun 11, 1973
3623.51
14413670
52570
15600
96.0
75.0
--
Wed, Sep 20, 1972
3605.07
12497945
6185
15600
78.0
52.0
--
Sun, Sep 17, 1972
3605.74
12565256
6784
15600
91.0
64.0
--
Sat, Aug 12, 1972
3612.91
13299263
5914
15600
102.0
77.0
--
Wed, Jun 21, 1972
3618.87
13930525
26601
15600
95.0
74.0
--
Fri, Sep 17, 1971
3615.42
13584609
9883
15600
92.0
65.0
--
Tue, Aug 03, 1971
3620.47
14126149
9531
15600
102.0
76.0
--
Mon, Jan 04, 1971
3599.77
11994359
10191
15600
28.0
11.0
--
Sat, May 23, 1970
3575.02
9757422
49319
15600
90.0
60.0
--
Tue, Jan 06, 1970
3571.12
9429576
7802
15600
38.0
14.0
--
Wed, Apr 23, 1969
3548.62
7688827
25919
15600
85.0
47.0
--
Thu, Aug 29, 1968
3549.07
7734479
10084
15600
94.0
71.0
--
Mon, Aug 26, 1968
3549.70
7780730
10704
15600
92.0
68.0
--
Fri, Jul 12, 1968
3548.36
7682347
16070
15600
104.0
74.0
--
Thu, Jul 11, 1968
3548.51
7693354
16914
15600
102.0
74.0
--
Tue, Jun 11, 1968
3535.58
6786454
61177
15600
88.0
55.0
--
Tue, Apr 09, 1968
3517.94
5658652
7766
15600
65.0
36.0
--
Sat, Mar 30, 1968
3520.74
5829884
6348
15600
n/a
n/a
--
Thu, Jun 02, 1966
3544.77
7448127
24094
15600
89.0
58.0
--
Sun, May 29, 1966
3544.39
7420866
22792
15600
95.0
62.0
--
Tue, May 10, 1966
3540.51
7147341
30821
15600
79.0
54.0
--
Fri, Apr 16, 1965
3491.28
4186352
12760
15600
75.0
44.0
--


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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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