Lake Powell Water Database





The earliest data is from Thursday, March 14th, 1963
The most recent data is from Thursday, July 18th, 2019

Days where outflow from Lake Powell was 12400 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Tue, Apr 10, 2018
3611.29
12860587
6193
12400
75.0
48.0
54.0
Sun, Sep 22, 1996
3680.07
21268264
10726
12400
88.0
60.0
--
Sun, Dec 03, 1995
3682.69
21652576
12223
12400
64.0
37.0
--
Thu, Nov 23, 1995
3683.27
21738372
12684
12400
67.0
37.0
--
Sat, Feb 18, 1995
3645.68
16683965
8226
12400
58.0
30.0
--
Wed, Dec 14, 1994
3651.29
17376832
6309
12400
45.0
28.0
--
Sat, Aug 27, 1994
3657.52
18169944
5189
12400
100.0
76.0
--
Sun, Aug 07, 1994
3660.52
18560766
4480
12400
103.0
72.0
--
Wed, Jun 29, 1994
3665.73
19254750
12853
12400
108.0
72.0
--
Tue, Apr 19, 1994
3653.72
17683210
6916
12400
89.0
58.0
--
Sun, Jul 18, 1993
3668.70
19659318
19628
12400
95.0
67.0
--
Fri, Feb 26, 1993
3612.67
13000928
8705
12400
55.0
n/a
--
Mon, Feb 01, 1993
3613.68
13104284
6513
12400
n/a
n/a
--
Sat, Jan 30, 1993
3613.66
13102230
6227
12400
52.0
35.0
--
Thu, Jan 30, 1992
3621.33
13904653
6979
12400
49.0
26.0
--
Sun, Aug 18, 1991
3633.38
15235307
6921
12400
92.0
72.0
--
Thu, Jun 06, 1991
3634.28
15338203
26590
12400
91.0
61.0
--
Wed, Jun 06, 1990
3649.41
17142830
14602
12400
92.0
63.0
--
Mon, Apr 16, 1990
3650.15
17234738
5782
12400
84.0
51.0
--
Tue, Jan 24, 1989
3677.46
20890234
5772
12400
49.0
14.0
--
Thu, Dec 15, 1988
3681.23
21437808
6144
12400
73.0
35.0
--
Sun, Feb 21, 1988
3681.99
21549528
9620
12400
56.0
29.0
--
Wed, Dec 30, 1987
3685.37
22051518
8465
12400
47.0
24.0
--
Wed, Sep 23, 1987
3688.57
22534220
8360
12400
87.0
60.0
--
Mon, May 04, 1987
3686.17
22171488
47672
12400
79.0
55.0
--
Sun, Mar 22, 1987
3679.20
21141992
18194
12400
48.0
33.0
--
Mon, Oct 21, 1985
3686.32
22194010
14739
12400
76.0
52.0
--
Mon, Oct 14, 1985
3686.07
22156510
18176
12400
63.0
45.0
--
Fri, Apr 09, 1982
3663.64
19062380
8554
12400
67.0
42.0
--
Thu, Oct 29, 1981
3671.99
20236700
8764
12400
69.0
52.0
--
Tue, May 19, 1981
3677.51
21021826
7672
12400
78.0
58.0
--
Thu, Feb 12, 1981
3678.36
21144924
7737
12400
53.0
28.0
--
Tue, Oct 21, 1980
3686.05
22312342
9758
12400
67.0
37.0
--
Sat, Oct 28, 1978
3637.39
15873748
8310
12400
66.0
44.0
--
Mon, Dec 12, 1977
3633.57
15453666
5418
12400
62.0
35.0
--
Wed, Dec 07, 1977
3634.13
15518419
5431
12400
62.0
42.0
--
Tue, Jul 27, 1976
3670.57
20190544
8513
12400
93.0
68.0
--
Mon, Dec 15, 1975
3667.71
19823616
12158
12400
40.0
21.0
--
Fri, Jun 20, 1975
3665.23
19484134
60144
12400
80.0
73.0
--
Tue, Apr 29, 1975
3647.68
17197782
21637
12400
66.0
39.0
--
Thu, Oct 31, 1974
3650.71
17606004
12330
12400
54.0
42.0
--
Fri, Jun 22, 1973
3632.87
15470685
53918
12400
95.0
61.0
--
Tue, Feb 27, 1973
3600.56
12033297
13643
12400
58.0
38.0
--
Mon, Feb 05, 1973
3600.82
12058704
10610
12400
48.0
30.0
--
Sat, Jul 01, 1972
3619.58
14007243
17197
12400
102.0
79.0
--
Fri, Dec 24, 1971
3609.11
12927304
12169
12400
51.0
37.0
--
Sun, Aug 15, 1971
3618.91
13956846
7826
12400
98.0
76.0
--
Sat, Jul 31, 1971
3620.80
14162072
11654
12400
97.0
69.0
--
Sun, Jul 04, 1971
3621.72
14262190
35283
12400
97.0
70.0
--
Fri, Nov 20, 1970
3600.50
12084786
11514
12400
54.0
30.0
--
Wed, Dec 24, 1969
3572.18
9533546
12212
12400
58.0
35.0
--
Thu, Oct 24, 1968
3544.09
7375245
9074
12400
74.0
47.0
--
Sat, Aug 24, 1968
3549.96
7799822
11895
12400
88.0
55.0
--
Thu, May 09, 1968
3514.22
5436046
22282
12400
79.0
57.0
--
Mon, Mar 18, 1968
3524.08
6037659
7855
12400
58.0
31.0
--
Wed, Jan 03, 1968
3527.24
6238625
10614
12400
36.0
17.0
--
Mon, Dec 18, 1967
3526.86
6224457
8171
12400
29.0
8.0
--
Wed, Sep 06, 1967
3529.79
6413676
9253
12400
93.0
71.0
--
Wed, Aug 09, 1967
3531.57
6530236
12402
12400
92.0
68.0
--
Sat, Jul 01, 1967
3529.57
6399268
33561
12400
102.0
71.0
--
Fri, Aug 05, 1966
3539.07
7046977
5984
12400
103.0
75.0
--
Thu, Aug 04, 1966
3539.17
7053933
6075
12400
102.0
77.0
--
Sat, Apr 23, 1966
3539.09
7048371
16594
12400
72.0
43.0
--
Sat, Sep 18, 1965
3529.31
6403055
8798
12400
67.0
48.0
--
Thu, Aug 05, 1965
3533.06
6650231
29747
12400
100.0
73.0
--
Fri, Jul 30, 1965
3530.72
6495240
31078
12400
97.0
74.0
--


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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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