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

Water Data for 20 days surrounding Sep 28, 1986

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Wed, Oct 08, 1986
3689.47
0.00
22,671,436
19840
19900
77.0
55.0
--
Tue, Oct 07, 1986
3689.47
0.00
22,671,436
19127
17700
73.0
53.0
--
Mon, Oct 06, 1986
3689.47
-0.04
22,671,436
19332
21200
70.0
54.0
--
Sun, Oct 05, 1986
3689.51
-0.03
22,677,522
18046
19600
70.0
48.0
--
Sat, Oct 04, 1986
3689.54
-0.02
22,682,086
16944
18400
68.0
48.0
--
Fri, Oct 03, 1986
3689.56
0.01
22,685,128
16576
18600
67.0
47.0
--
Thu, Oct 02, 1986
3689.55
-0.05
22,683,608
17084
17100
69.0
52.0
--
Wed, Oct 01, 1986
3689.60
-0.02
22,691,214
17203
20000
71.0
48.0
--
Tue, Sep 30, 1986
3689.62
-0.16
22,694,258
17962
26500
71.0
49.0
--
Mon, Sep 29, 1986
3689.78
-0.12
22,718,564
19270
26500
68.0
49.0
--
Sun, Sep 28, 1986
3689.90
-0.06
22,736,786
19336
25100
65.0
50.0
--
Sat, Sep 27, 1986
3689.96
-0.13
22,745,914
19979
25700
72.0
49.0
--
Fri, Sep 26, 1986
3690.09
-0.07
22,765,874
18239
26500
67.0
46.0
--
Thu, Sep 25, 1986
3690.16
-0.16
22,776,626
14771
27400
60.0
47.0
--
Wed, Sep 24, 1986
3690.32
-0.09
22,801,290
13164
26300
65.0
54.0
--
Tue, Sep 23, 1986
3690.41
-0.17
22,815,126
13330
23500
68.0
58.0
--
Mon, Sep 22, 1986
3690.58
-0.15
22,841,332
13397
27000
79.0
60.0
--
Sun, Sep 21, 1986
3690.73
-0.25
22,864,416
13441
27400
80.0
58.0
--
Sat, Sep 20, 1986
3690.98
-0.19
22,902,918
13807
27700
85.0
59.0
--
Fri, Sep 19, 1986
3691.17
-0.24
22,932,168
14228
27800
87.0
57.0
--
Thu, Sep 18, 1986
3691.41
-0.22
22,969,126
14461
27700
82.0
56.0
--
Averages of List
3690.06
-0.1
22,761,822
16645
23695
72.1
52.2
--


Averages for September 28th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3635.68
-0.07
16,088,410
8857
12266
83.7
57
72.8
All-Time
3626.51
-0.07
15,019,655
8890
11903
72.2
48.3
62.6


All Lake Powell water data for September 28th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sun Sep 28, 2025
3544.85
6,759,058
6689
9407
71.4
53.6
--
Sat Sep 28, 2024
3578.20
9,151,177
6736
8713
89.7
55.1
--
Thu Sep 28, 2023
3573.60
8,792,277
7202
6617
88.2
46.6
75.0
Wed Sep 28, 2022
3529.54
5,809,839
6112
7963
83.0
65.0
74.0
Tue Sep 28, 2021
3545.64
7,277,205
3804
10503
83.0
63.0
74.0
Mon Sep 28, 2020
3596.26
11,396,727
2410
10314
76.0
58.0
71.0
Sat Sep 28, 2019
3615.59
13,301,214
6883
11659
84.0
61.0
72.0
Fri Sep 28, 2018
3592.58
11,055,682
3428
11686
92.0
59.0
74.0
Thu Sep 28, 2017
3628.40
14,674,427
7839
11731
71.0
51.0
72.0
Wed Sep 28, 2016
3610.91
12,822,117
10226
12139
82.0
60.0
71.0
Mon Sep 28, 2015
3606.24
12,355,552
6446
12619
91.9
69.1
76.0
Sun Sep 28, 2014
3605.42
12,274,815
11319
9439
n/a
n/a
76.0
Sat Sep 28, 2013
3591.35
10,943,159
8995
9749
69.1
46.0
70.0
Fri Sep 28, 2012
3621.69
13,943,121
4253
8010
82.9
60.1
73.0
Wed Sep 28, 2011
3653.25
17,623,658
11586
15529
91.0
63.0
74.0
Tue Sep 28, 2010
3633.71
15,272,498
8322
8158
93.9
61.0
73.0
Mon Sep 28, 2009
3635.53
15,481,420
8609
10045
91.9
57.9
74.0
Sun Sep 28, 2008
3627.12
14,532,816
8416
12172
84.9
62.1
73.0
Fri Sep 28, 2007
3601.87
11,929,382
11123
10806
82.0
55.9
71.0
Thu Sep 28, 2006
3601.79
11,921,666
9011
9023
86.0
55.0
70.0
Wed Sep 28, 2005
3601.92
11,934,182
7769
7965
75.9
55.9
73.0
Tue Sep 28, 2004
3570.70
9,163,771
8494
8196
81.0
57.0
71.0
Sun Sep 28, 2003
3603.86
12,122,206
5603
7017
93.9
61.0
73.0
Sat Sep 28, 2002
3626.56
14,471,180
4528
7229
n/a
n/a
73.0
Fri Sep 28, 2001
3664.93
19,146,880
5303
7847
91.0
62.1
--
Thu Sep 28, 2000
3677.91
20,955,252
7550
7901
82.0
48.0
70.5
Tue Sep 28, 1999
3691.83
23,034,032
14123
19490
84.0
50.0
--
Mon Sep 28, 1998
3688.03
22,452,008
9698
17700
84.0
55.0
--
Sun Sep 28, 1997
3690.32
22,801,446
25841
18300
83.0
58.0
--
Sat Sep 28, 1996
3679.45
21,178,054
8717
13200
79.0
49.0
--
Thu Sep 28, 1995
3687.39
22,355,038
9302
18800
85.0
62.0
--
Wed Sep 28, 1994
3654.52
17,784,914
6082
11100
90.0
66.0
--
Tue Sep 28, 1993
3662.68
18,846,044
8521
11400
85.0
52.0
--
Mon Sep 28, 1992
3623.23
14,108,838
6701
11300
87.0
54.0
--
Sat Sep 28, 1991
3628.79
14,718,089
7274
14600
90.0
64.0
--
Fri Sep 28, 1990
3637.58
15,719,289
6471
5100
80.0
62.0
--
Thu Sep 28, 1989
3665.41
19,211,634
6235
14700
91.0
57.0
--
Wed Sep 28, 1988
3685.78
22,113,004
8145
13200
88.0
49.0
--
Mon Sep 28, 1987
3688.13
22,466,872
7963
14700
85.0
57.0
--
Sun Sep 28, 1986
3689.90
22,736,786
19336
25100
65.0
50.0
--
Sat Sep 28, 1985
3685.99
22,144,498
14195
21200
83.0
59.0
--
Fri Sep 28, 1984
3696.28
23,761,496
16455
23600
88.0
55.0
--
Wed Sep 28, 1983
3699.11
24,244,296
12909
27300
81.0
59.0
--
Tue Sep 28, 1982
3687.22
22,424,818
13630
7350
67.0
53.0
--
Mon Sep 28, 1981
3672.08
20,249,418
8798
9470
86.0
57.0
--
Sun Sep 28, 1980
3687.99
22,605,010
8388
14200
86.0
52.0
--
Fri Sep 28, 1979
3678.21
21,185,422
7483
9290
87.0
59.0
--
Thu Sep 28, 1978
3640.40
16,230,521
7879
17100
91.0
59.0
--
Wed Sep 28, 1977
3637.10
15,864,907
5339
18600
80.0
64.0
--
Tue Sep 28, 1976
3664.23
19,318,564
12998
18300
76.0
59.0
--
Sun Sep 28, 1975
3668.37
19,914,808
8156
8920
90.0
60.0
--
Sat Sep 28, 1974
3651.93
17,760,904
6557
15800
76.0
48.0
--
Fri Sep 28, 1973
3645.97
17,038,720
10549
10700
80.0
50.0
--
Thu Sep 28, 1972
3603.73
12,364,806
7817
17000
82.0
62.0
--
Tue Sep 28, 1971
3614.50
13,487,250
8901
13600
85.0
48.0
--
Mon Sep 28, 1970
3599.06
11,944,406
11336
13000
79.0
49.0
--
Sun Sep 28, 1969
3573.46
9,641,435
11546
0
90.0
63.0
--
Sat Sep 28, 1968
3545.43
7,470,948
8733
8450
88.0
55.0
--
Thu Sep 28, 1967
3528.49
6,328,960
8663
9690
84.0
60.0
--
Wed Sep 28, 1966
3529.86
6,428,766
6185
10700
83.0
56.0
--
Tue Sep 28, 1965
3529.98
6,447,158
16123
10400
87.0
47.0
--
Mon Sep 28, 1964
3491.72
4,215,439
9419
3090
87.0
60.0
--
Sat Sep 28, 1963
528,400
4929
1000
n/a
n/a
--



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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



Page took 2.512 seconds to create!
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 - 2025


powell Water Database