Lake Powell Water Database


powell
powell
The earliest data is from Monday, March 11th, 1963
The most recent data is from Tuesday, September 30th, 2025

Days where outflow from Lake Powell was 15400 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Thu, Dec 31, 2009
3626.22
14,433,841
6930
15400
39.0
24.1
51.0
Sun, Sep 20, 1998
3688.99
22,598,006
11015
15400
90.0
60.0
--
Wed, Sep 25, 1996
3679.75
21,221,668
9197
15400
87.0
56.0
--
Thu, Sep 05, 1996
3681.66
21,500,860
6586
15400
95.0
70.0
78.0
Fri, Aug 02, 1996
3686.19
22,174,102
7607
15400
103.0
71.0
80.0
Wed, Jan 31, 1996
3677.85
20,946,634
9333
15400
52.0
36.0
--
Thu, Dec 14, 1995
3682.14
21,571,458
12179
15400
53.0
38.0
--
Fri, Dec 08, 1995
3682.42
21,612,726
12223
15400
56.0
34.0
--
Thu, Nov 09, 1995
3683.88
21,828,846
12176
15400
66.0
41.0
--
Fri, Nov 03, 1995
3684.36
21,900,286
10730
15400
66.0
37.0
--
Mon, Oct 23, 1995
3685.11
22,012,210
10053
15400
68.0
36.0
--
Thu, Oct 12, 1995
3686.07
22,156,086
10925
15400
83.0
53.0
--
Sat, Jul 01, 1995
3680.94
21,395,290
77184
15400
94.0
64.0
--
Fri, Jul 29, 1994
3662.03
18,759,844
5452
15400
105.0
80.0
--
Mon, Jul 26, 1993
3668.24
19,596,236
13280
15400
98.0
67.0
--
Fri, Jul 23, 1993
3668.43
19,622,266
15415
15400
98.0
64.0
--
Thu, Jul 22, 1993
3668.52
19,634,622
16463
15400
98.0
63.0
--
Thu, Jan 24, 1991
3631.07
14,973,383
5616
15400
46.0
21.0
--
Thu, Jul 26, 1990
3647.76
16,938,602
5735
15400
95.0
71.0
--
Wed, Jul 25, 1990
3647.94
16,960,642
5696
15400
88.0
65.0
--
Tue, Jul 24, 1990
3648.11
16,981,654
6009
15400
89.0
68.0
--
Mon, Jul 23, 1990
3648.30
17,005,206
6277
15400
88.0
72.0
--
Sun, Jul 22, 1990
3648.48
17,027,518
6207
15400
87.0
69.0
--
Sat, Jul 21, 1990
3648.71
17,056,036
6878
15400
94.0
68.0
--
Fri, Jul 20, 1990
3648.85
17,073,412
7902
15400
92.0
74.0
--
Thu, Aug 03, 1989
3673.24
20,290,598
9085
15400
95.0
70.0
--
Thu, Feb 09, 1989
3675.27
20,577,342
5544
15400
56.0
25.0
--
Fri, Sep 23, 1988
3686.29
22,189,506
7834
15400
80.0
59.0
--
Tue, Aug 02, 1988
3690.74
22,865,958
6141
15400
98.0
65.0
--
Sun, May 01, 1983
3686.11
22,226,060
31615
15400
60.0
42.0
--
Tue, Dec 21, 1982
3685.03
22,095,652
13552
15400
n/a
n/a
--
Sat, Nov 13, 1982
3686.92
22,379,536
16271
15400
56.0
32.0
--
Thu, May 27, 1982
3673.04
20,354,480
32017
15400
85.0
61.0
--
Thu, May 06, 1982
3667.18
19,541,262
35075
15400
76.0
49.0
--
Tue, Jan 20, 1981
3680.22
21,415,534
8024
15400
53.0
39.0
--
Sat, Aug 30, 1980
3690.58
23,001,470
9711
15400
94.0
58.0
--
Fri, Aug 29, 1980
3690.65
23,012,238
9469
15400
92.0
58.0
--
Tue, Sep 04, 1979
3680.41
21,506,082
9057
15400
94.0
63.0
--
Sun, Aug 13, 1978
3649.98
17,404,492
4902
15400
101.0
73.0
--
Sat, Sep 10, 1977
3640.34
16,249,087
5332
15400
91.0
74.0
--
Tue, Jul 19, 1977
3650.71
17,523,844
4286
15400
84.0
67.0
--
Mon, Dec 27, 1976
3655.98
18,225,560
7397
15400
44.0
20.0
--
Mon, Aug 23, 1976
3668.59
19,915,198
6657
15400
95.0
72.0
--
Wed, May 05, 1976
3664.09
19,299,538
14705
15400
81.0
47.0
--
Fri, Mar 05, 1976
3665.17
19,446,322
9743
15400
44.0
27.0
--
Thu, Nov 13, 1975
3666.87
19,708,198
9074
15400
54.0
28.0
--
Sun, Jun 29, 1975
3668.58
19,943,926
44078
15400
98.0
59.0
--
Wed, Sep 11, 1974
3654.18
18,049,224
5042
15400
97.0
72.0
--
Sun, Jun 23, 1974
3666.82
19,731,200
31105
15400
105.0
71.0
--
Mon, Jan 21, 1974
3647.15
17,158,782
11312
15400
46.0
33.0
--
Tue, Nov 27, 1973
3646.59
17,115,896
12938
15400
45.0
26.0
--
Wed, May 30, 1973
3616.00
13,602,857
56701
15400
85.0
63.0
--
Thu, Sep 21, 1972
3604.82
12,473,049
6392
15400
80.0
51.0
--
Sat, Jul 29, 1972
3615.85
13,608,589
6319
15400
103.0
74.0
--
Wed, Jan 12, 1972
3608.56
12,850,760
10794
15400
59.0
32.0
--
Wed, Nov 10, 1971
3613.49
13,380,952
10907
15400
63.0
40.0
--
Fri, Nov 05, 1971
3613.78
13,411,310
11403
15400
63.0
39.0
--
Thu, Sep 09, 1971
3616.59
13,708,549
10295
15400
91.0
64.0
--
Wed, Sep 08, 1971
3616.73
13,723,378
10489
15400
92.0
66.0
--
Wed, Jun 02, 1971
3609.53
12,970,416
35440
15400
81.0
53.0
--
Fri, May 21, 1971
3606.88
12,700,201
33977
15400
85.0
65.0
--
Fri, Jun 26, 1970
3597.23
11,767,397
39780
15400
108.0
75.0
--
Sun, Apr 26, 1970
3567.25
9,111,571
9041
15400
81.0
48.0
--
Tue, Apr 14, 1970
3568.87
9,243,405
10442
15400
69.0
40.0
--
Sat, Aug 23, 1969
3577.24
9,963,993
8679
15400
96.0
71.0
--
Sun, Jul 06, 1969
3580.83
10,276,271
28386
15400
100.0
70.0
--
Wed, May 07, 1969
3555.54
8,204,293
31752
15400
60.0
52.0
--
Mon, Apr 28, 1969
3551.64
7,911,011
37232
15400
76.0
42.0
--
Sun, May 21, 1967
3502.31
4,762,824
11832
15400
90.0
59.0
--
Sat, May 07, 1966
3539.41
7,070,653
23841
15400
89.0
62.0
--
Wed, Oct 20, 1965
3531.30
6,533,489
18554
15400
70.0
49.0
--


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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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powell Water Database