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 May 15, 2019

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sat, May 25, 2019
3582.14
0.40
10,123,975
30029
10782
78.0
50.0
62.0
Fri, May 24, 2019
3581.74
0.47
10,089,331
34509
12017
70.0
46.0
62.0
Thu, May 23, 2019
3581.27
0.47
10,048,724
34655
12222
61.0
44.0
59.0
Wed, May 22, 2019
3580.80
0.56
10,008,224
38451
11873
54.0
44.0
60.0
Tue, May 21, 2019
3580.24
0.51
9,960,109
36304
12139
65.0
46.0
61.0
Mon, May 20, 2019
3579.73
0.45
9,916,423
33436
12128
57.0
42.0
62.0
Sun, May 19, 2019
3579.28
0.51
9,877,980
34846
10813
65.0
51.0
62.0
Sat, May 18, 2019
3578.77
0.40
9,834,531
29734
10853
73.0
44.0
63.0
Fri, May 17, 2019
3578.37
0.30
9,800,541
26286
12062
67.0
50.0
63.0
Thu, May 16, 2019
3578.07
0.29
9,775,100
25793
12053
82.0
55.0
63.0
Wed, May 15, 2019
3577.78
0.26
9,750,548
24556
12219
87.0
59.0
64.0
Tue, May 14, 2019
3577.52
0.38
9,728,570
29762
11935
86.0
60.0
64.0
Mon, May 13, 2019
3577.14
0.34
9,696,508
27944
11988
85.0
57.0
65.0
Sun, May 12, 2019
3576.80
0.39
9,667,880
29029
10819
80.0
52.0
64.0
Sat, May 11, 2019
3576.41
0.39
9,635,111
28968
10800
73.0
52.0
63.0
Fri, May 10, 2019
3576.02
0.37
9,602,416
29370
12152
67.0
50.0
62.0
Thu, May 09, 2019
3575.65
0.34
9,571,466
27964
12146
60.0
46.0
62.0
Wed, May 08, 2019
3575.31
0.33
9,543,083
27395
12062
68.0
50.0
62.0
Tue, May 07, 2019
3574.98
0.44
9,515,589
32348
12070
74.0
53.0
63.0
Mon, May 06, 2019
3574.54
0.36
9,479,012
28486
11868
81.0
56.0
62.0
Sun, May 05, 2019
3574.18
0.52
9,449,155
34598
10817
84.0
56.0
62.0
Averages of List
3577.94
0.4
9,765,442
30689
11706
72.2
50.6
62.4


Averages for May 15th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3627.27
0.26
15,121,380
27073
13798
83.6
55.9
62.9
All-Time
3616.37
0.27
14,294,935
27194
13431
72.7
48.5
62.8


All Lake Powell water data for May 15th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Thu May 15, 2025
3558.04
7,648,605
11021
9598
76.9
38.9
--
Wed May 15, 2024
3562.26
7,948,068
14363
10160
77.7
61.4
--
Mon May 15, 2023
3539.15
6,395,533
53903
17595
82.0
58.8
68.0
Sun May 15, 2022
3524.78
5,913,076
23883
9317
95.0
64.0
64.0
Sat May 15, 2021
3560.71
8,377,124
5856
8447
89.0
64.0
64.0
Fri May 15, 2020
3601.39
11,883,172
19264
10452
83.0
58.0
65.0
Wed May 15, 2019
3577.78
9,750,548
24556
12219
87.0
59.0
64.0
Tue May 15, 2018
3609.61
12,691,083
19565
12534
84.0
57.0
63.0
Mon May 15, 2017
3609.57
12,687,066
42547
10953
78.0
55.0
63.0
Sun May 15, 2016
3594.89
11,268,993
35618
9936
81.0
64.9
65.0
Fri May 15, 2015
3591.64
10,969,623
25658
11829
61.0
48.0
62.0
Thu May 15, 2014
3581.91
10,104,045
24855
8456
84.0
50.0
57.0
Wed May 15, 2013
3596.13
11,384,567
11732
10797
88.0
66.9
65.0
Tue May 15, 2012
3636.00
15,535,699
11489
10292
91.9
57.9
65.0
Sun May 15, 2011
3615.63
13,305,358
40277
21836
84.0
60.1
62.0
Sat May 15, 2010
3621.71
13,945,260
15548
9674
75.0
46.9
57.0
Fri May 15, 2009
3617.37
13,486,465
41702
10090
88.0
63.0
63.0
Thu May 15, 2008
3599.64
11,715,757
38731
13039
75.0
55.9
62.0
Tue May 15, 2007
3603.82
12,118,306
20963
10196
87.1
61.0
65.0
Mon May 15, 2006
3597.36
11,499,957
20950
9717
89.1
63.0
64.0
Sun May 15, 2005
3569.20
9,042,572
31310
8964
84.0
54.0
61.0
Sat May 15, 2004
3584.43
10,323,803
20965
8980
88.0
60.1
63.0
Thu May 15, 2003
3605.23
12,256,156
8986
11275
80.1
55.0
58.0
Wed May 15, 2002
3644.85
16,583,191
5309
10381
87.1
57.9
60.0
Tue May 15, 2001
3664.11
19,036,834
18280
8576
87.1
57.0
66.0
Mon May 15, 2000
3676.84
20,801,506
26850
16954
84.0
52.0
--
Sat May 15, 1999
3678.76
21,078,022
18085
18417
84.0
53.0
62.5
Fri May 15, 1998
3682.62
21,642,266
45868
16400
67.0
42.0
63.0
Thu May 15, 1997
3668.75
19,666,190
48828
21100
94.0
60.0
--
Wed May 15, 1996
3674.91
20,526,252
38015
17800
98.0
67.0
--
Mon May 15, 1995
3649.92
17,205,752
29987
10800
81.0
50.0
--
Sun May 15, 1994
3655.80
17,948,490
23919
11000
90.0
56.0
--
Sat May 15, 1993
3630.23
14,878,609
32761
9070
89.0
63.0
--
Fri May 15, 1992
3624.56
14,253,046
23400
10300
90.0
60.0
--
Wed May 15, 1991
3627.58
14,583,809
19233
15200
76.0
51.0
--
Tue May 15, 1990
3648.94
17,084,552
8205
12000
83.0
51.0
--
Mon May 15, 1989
3676.73
20,785,388
15312
6750
65.0
48.0
--
Sun May 15, 1988
3684.74
21,957,258
13371
10100
92.0
56.0
--
Fri May 15, 1987
3689.61
22,692,736
38506
13300
86.0
59.0
--
Thu May 15, 1986
3684.50
21,921,500
42820
51000
85.0
53.0
--
Wed May 15, 1985
3692.99
23,213,448
69317
25900
87.0
53.0
--
Tue May 15, 1984
3674.79
20,540,024
59024
45000
88.0
57.0
--
Sun May 15, 1983
3689.70
22,770,334
40251
17000
77.0
42.0
--
Sat May 15, 1982
3670.50
19,998,572
27782
6300
76.0
50.0
--
Fri May 15, 1981
3677.66
21,043,470
9398
11200
85.0
56.0
--
Thu May 15, 1980
3684.92
22,142,602
52946
12000
80.0
42.0
--
Tue May 15, 1979
3652.90
17,746,196
32938
6300
n/a
n/a
--
Mon May 15, 1978
3629.20
14,930,861
18175
11000
n/a
52.0
--
Sun May 15, 1977
3653.29
17,851,482
7713
2180
72.0
52.0
--
Sat May 15, 1976
3664.97
19,419,202
23115
19000
92.0
66.0
--
Thu May 15, 1975
3648.69
17,324,062
25821
14900
91.0
58.0
--
Wed May 15, 1974
3657.53
18,484,674
49976
18400
92.0
62.0
--
Tue May 15, 1973
3600.38
12,015,691
56397
8950
79.0
59.0
--
Mon May 15, 1972
3609.96
12,993,945
17001
16000
88.0
53.0
--
Sat May 15, 1971
3605.07
12,517,720
25204
14200
89.0
60.0
--
Fri May 15, 1970
3569.64
9,306,654
35301
16300
79.0
52.0
--
Thu May 15, 1969
3560.20
8,563,439
38575
15800
86.0
57.0
--
Wed May 15, 1968
3516.50
5,572,262
21714
13600
n/a
n/a
--
Mon May 15, 1967
3503.48
4,827,922
8882
17700
78.0
50.0
--
Sun May 15, 1966
3542.92
7,316,425
29242
13600
85.0
60.0
--
Sat May 15, 1965
3491.53
4,199,339
23802
23300
75.0
51.0
--
Fri May 15, 1964
3396.40
611,397
8529
990
91.0
58.0
--
Wed May 15, 1963
19655
1030
86.0
55.0
--



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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 2.495 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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powell Water Database