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 Dec 18, 1986

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sun, Dec 28, 1986
3684.82
-0.10
21,969,190
16973
22000
47.0
26.0
--
Sat, Dec 27, 1986
3684.92
-0.09
21,984,068
17169
21700
45.0
25.0
--
Fri, Dec 26, 1986
3685.01
-0.08
21,997,502
17245
21900
46.0
25.0
--
Thu, Dec 25, 1986
3685.09
-0.01
22,009,514
17420
17500
48.0
28.0
--
Wed, Dec 24, 1986
3685.10
-0.05
22,011,014
17670
20400
48.0
27.0
--
Tue, Dec 23, 1986
3685.15
-0.10
22,018,486
17714
24500
49.0
31.0
--
Mon, Dec 22, 1986
3685.25
-0.19
22,033,500
17626
25300
50.0
30.0
--
Sun, Dec 21, 1986
3685.44
-0.05
22,061,992
17528
25000
50.0
32.0
--
Sat, Dec 20, 1986
3685.49
-0.15
22,069,498
17757
26300
52.0
38.0
--
Fri, Dec 19, 1986
3685.64
-0.11
22,091,984
17779
24600
50.0
36.0
--
Thu, Dec 18, 1986
3685.75
-0.10
22,108,500
17202
24200
58.0
29.0
--
Wed, Dec 17, 1986
3685.85
-0.14
22,123,514
17343
25000
47.0
26.0
--
Tue, Dec 16, 1986
3685.99
-0.10
22,144,498
17104
23400
50.0
27.0
--
Mon, Dec 15, 1986
3686.09
-0.15
22,159,514
17441
25400
48.0
29.0
--
Sun, Dec 14, 1986
3686.24
-0.12
22,181,998
17202
25400
48.0
28.0
--
Sat, Dec 13, 1986
3686.36
-0.21
22,200,016
18182
26300
46.0
26.0
--
Fri, Dec 12, 1986
3686.57
-0.07
22,231,510
18814
25900
46.0
24.0
--
Thu, Dec 11, 1986
3686.64
-0.15
22,241,984
17942
26800
44.0
25.0
--
Wed, Dec 10, 1986
3686.79
-0.17
22,264,506
17757
26200
46.0
29.0
--
Tue, Dec 09, 1986
3686.96
-0.08
22,289,994
18694
26600
49.0
31.0
--
Mon, Dec 08, 1986
3687.04
-0.14
22,302,046
20034
25800
54.0
31.0
--
Averages of List
3685.82
-0.11
22,118,801
17743
24295
48.6
28.7
--


Averages for December 18th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3632.29
-0.11
15,659,791
8039
13695
45.8
27.6
52
All-Time
3623.26
-0.1
14,630,348
8326
13036
72.3
48.3
62.9


All Lake Powell water data for December 18th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Wed Dec 18, 2024
3573.26
8,766,123
5836
10132
44.7
28.7
--
Mon Dec 18, 2023
3569.98
8,516,524
8537
10289
49.3
36.1
59.0
Sun Dec 18, 2022
3526.34
5,622,355
3699
7912
36.5
20.5
47.0
Sat Dec 18, 2021
3539.24
6,840,220
4134
9708
41.0
25.0
50.0
Fri Dec 18, 2020
3584.46
10,326,443
3759
12006
49.0
26.0
51.0
Wed Dec 18, 2019
3609.79
12,709,173
9542
12941
36.0
22.0
53.0
Tue Dec 18, 2018
3583.77
10,265,953
4953
12691
50.0
30.0
52.0
Mon Dec 18, 2017
3623.82
14,172,307
6935
12356
48.0
26.0
54.0
Sun Dec 18, 2016
3602.76
12,015,351
8530
13390
37.0
21.0
53.0
Fri Dec 18, 2015
3602.82
12,021,162
10011
14873
44.1
26.1
52.0
Thu Dec 18, 2014
3599.46
11,698,637
8166
14497
46.9
37.0
55.0
Wed Dec 18, 2013
3585.72
10,437,501
8544
10101
39.9
28.4
49.0
Tue Dec 18, 2012
3612.18
12,950,987
4498
13485
48.0
35.6
52.0
Sun Dec 18, 2011
3642.09
16,251,201
6549
20323
37.9
33.8
53.0
Sat Dec 18, 2010
3627.98
14,627,852
6897
13682
45.0
37.9
53.0
Fri Dec 18, 2009
3628.18
14,650,017
7750
15435
44.1
28.0
53.0
Thu Dec 18, 2008
3619.71
13,732,538
6835
13104
42.1
28.9
54.0
Tue Dec 18, 2007
3596.65
11,433,246
7231
13633
43.0
27.0
53.0
Mon Dec 18, 2006
3604.72
12,206,170
8734
13536
42.1
26.1
51.0
Sun Dec 18, 2005
3599.69
11,720,523
6788
11965
43.0
28.9
50.0
Sat Dec 18, 2004
3565.56
8,753,000
6571
9728
46.9
27.0
52.0
Thu Dec 18, 2003
3598.66
11,622,684
5117
10040
41.0
24.1
49.0
Wed Dec 18, 2002
3621.43
13,915,326
4101
10151
n/a
n/a
53.0
Tue Dec 18, 2001
3657.78
18,203,586
4635
13634
n/a
n/a
51.0
Mon Dec 18, 2000
3671.38
20,029,958
6507
13788
51.0
20.0
50.0
Sat Dec 18, 1999
3682.62
21,642,266
8227
15966
53.0
25.0
--
Fri Dec 18, 1998
3684.13
21,866,016
9765
14947
53.0
26.0
--
Thu Dec 18, 1997
3683.86
21,825,908
12691
21100
49.0
28.0
--
Wed Dec 18, 1996
3675.96
20,675,654
10128
16800
41.0
16.0
--
Mon Dec 18, 1995
3681.90
21,536,138
12234
15300
54.0
32.0
--
Sun Dec 18, 1994
3650.95
17,334,254
6134
9350
49.0
26.0
--
Sat Dec 18, 1993
3660.34
18,537,156
9892
13400
49.0
26.0
--
Fri Dec 18, 1992
3617.44
13,493,778
5749
11100
41.0
24.0
--
Wed Dec 18, 1991
3625.30
14,333,705
7092
11600
40.0
30.0
--
Tue Dec 18, 1990
3634.93
15,412,942
5719
10900
48.0
31.0
--
Mon Dec 18, 1989
3659.71
18,455,150
4815
12100
50.0
24.0
--
Sun Dec 18, 1988
3681.07
21,414,300
6046
3520
55.0
28.0
--
Fri Dec 18, 1987
3685.87
22,126,518
8900
15500
42.0
35.0
--
Thu Dec 18, 1986
3685.75
22,108,500
17202
24200
58.0
29.0
--
Wed Dec 18, 1985
3686.67
22,246,488
12604
11500
50.0
24.0
--
Tue Dec 18, 1984
3686.74
22,288,830
14326
24300
45.0
28.0
--
Sun Dec 18, 1983
3687.14
22,380,852
14631
23800
49.0
30.0
--
Sat Dec 18, 1982
3685.15
22,113,650
14097
14800
n/a
n/a
--
Fri Dec 18, 1981
3668.75
19,786,674
6987
22200
46.0
27.0
--
Thu Dec 18, 1980
3681.42
21,622,970
9663
10500
n/a
n/a
--
Tue Dec 18, 1979
3672.46
20,364,260
9314
10300
51.0
23.0
--
Mon Dec 18, 1978
3633.51
15,422,154
8225
11700
36.0
30.0
--
Sun Dec 18, 1977
3632.65
15,347,499
5305
14400
59.0
34.0
--
Sat Dec 18, 1976
3656.49
18,291,980
9685
13500
47.0
23.0
--
Thu Dec 18, 1975
3667.55
19,801,640
12071
16800
45.0
22.0
--
Wed Dec 18, 1974
3648.71
17,353,628
8420
11700
52.0
28.0
--
Tue Dec 18, 1973
3647.70
17,254,072
12539
7640
58.0
31.0
--
Mon Dec 18, 1972
3607.24
12,716,591
8802
16700
40.0
26.0
--
Sat Dec 18, 1971
3609.95
13,013,528
10611
16900
35.0
17.0
--
Fri Dec 18, 1970
3600.63
12,097,533
10578
14200
45.0
33.0
--
Thu Dec 18, 1969
3572.39
9,551,243
11635
14100
51.0
32.0
--
Wed Dec 18, 1968
3540.59
7,129,549
9397
11000
41.0
27.0
--
Mon Dec 18, 1967
3526.86
6,224,457
8171
12400
29.0
8.0
--
Sun Dec 18, 1966
3523.48
6,019,649
5785
5470
47.0
26.0
--
Sat Dec 18, 1965
3533.95
6,709,748
13737
8120
41.0
27.0
--
Fri Dec 18, 1964
3491.27
4,192,041
6166
6000
34.0
20.0
--
Wed Dec 18, 1963
901,400
3998
1020
47.0
22.0
--



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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



Page took 2.648 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