Lake Powell Water Database



The earliest data is from Thursday, March 14th, 1963
The most recent data is from Wednesday, May 27th, 2020

Water Data for 20 days surrounding May 20, 2020

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Wed, May 27, 2020
3604.37
0.28
12171949
25645
10310
97.0
67.0
--
Tue, May 26, 2020
3604.09
0.30
12144617
26521
10149
89.0
59.0
64.0
Mon, May 25, 2020
3603.79
0.29
12115377
25390
9574
81.0
58.0
64.0
Sun, May 24, 2020
3603.50
0.28
12087158
24813
9551
76.0
54.0
65.0
Sat, May 23, 2020
3603.22
0.37
12059954
29552
9565
79.0
61.0
66.0
Fri, May 22, 2020
3602.85
0.24
12024069
23662
10561
84.0
56.0
66.0
Thu, May 21, 2020
3602.61
0.25
12000830
24057
10448
78.0
51.0
65.0
Wed, May 20, 2020
3602.36
0.31
11976656
26883
10141
71.0
52.0
64.0
Tue, May 19, 2020
3602.05
0.10
11946726
16077
10381
84.0
62.0
65.0
Mon, May 18, 2020
3601.95
0.18
11937082
20309
10420
89.0
64.0
65.0
Sun, May 17, 2020
3601.77
0.19
11919736
20412
10009
89.0
64.0
65.0
Sat, May 16, 2020
3601.58
0.19
11901444
20409
10017
88.0
62.0
65.0
Fri, May 15, 2020
3601.39
0.16
11883172
19264
10452
83.0
58.0
65.0
Thu, May 14, 2020
3601.23
0.16
11867800
19161
10357
82.0
60.0
65.0
Wed, May 13, 2020
3601.07
0.13
11852441
17636
10405
83.0
60.0
65.0
Tue, May 12, 2020
3600.94
0.13
11839972
17794
10569
84.0
61.0
64.0
Mon, May 11, 2020
3600.81
0.20
11827511
21339
10470
80.0
64.0
64.0
Sun, May 10, 2020
3600.61
0.26
11808359
23958
9979
82.0
61.0
65.0
Averages of List
3602.23
0.22
11964714
22382
10187
83.3
59.7
64.8


Averages for May 20th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3638.52
0.34
16272404
32330
14582
83.1
56.8
64.7
All-Time
3623.82
0.37
15077452
31852
13799
72.5
48.4
62.2


All Lake Powell water data for May 20th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Wed May 20, 2020
3602.36
11976656
26883
10141
71.0
52.0
64.0
Mon May 20, 2019
3579.73
9916423
33436
12128
57.0
42.0
62.0
Sun May 20, 2018
3610.35
12765563
18949
9146
84.0
62.0
66.0
Sat May 20, 2017
3612.87
13021359
47283
10147
75.0
48.0
61.0
Fri May 20, 2016
3597.21
11485837
42037
11957
82.9
66.0
63.0
Wed May 20, 2015
3592.99
11093353
28214
11784
61.0
53.0
62.0
Tue May 20, 2014
3583.17
10213541
16575
8120
84.0
61.0
62.0
Mon May 20, 2013
3596.94
11460466
25839
10595
75.9
54.0
64.0
Sun May 20, 2012
3635.98
15533387
10328
8501
88.0
57.9
68.0
Fri May 20, 2011
3617.54
13504245
42957
22420
68.0
45.0
60.0
Thu May 20, 2010
3622.31
14009548
18655
9840
84.9
53.1
61.0
Wed May 20, 2009
3620.80
13848172
48331
10354
88.0
64.9
68.0
Tue May 20, 2008
3601.84
11926488
34758
13168
97.0
66.9
67.0
Sun May 20, 2007
3605.84
12316132
29750
9032
88.0
63.0
68.0
Sat May 20, 2006
3598.90
11645434
26689
9518
91.0
66.0
71.0
Fri May 20, 2005
3572.27
9291800
38275
10348
93.9
62.1
67.0
Thu May 20, 2004
3585.44
10412750
17778
10297
86.0
66.9
64.0
Tue May 20, 2003
3605.41
12273824
14114
11307
86.0
55.9
62.0
Mon May 20, 2002
3644.52
16543232
6584
10018
88.0
62.1
64.0
Sun May 20, 2001
3665.81
19265572
32870
7380
88.0
54.0
70.0
Sat May 20, 2000
3677.10
20838794
19644
16957
88.0
59.0
--
Thu May 20, 1999
3679.11
21128738
21764
19103
87.0
52.0
--
Wed May 20, 1998
3684.42
21909198
39819
16200
92.0
58.0
--
Tue May 20, 1997
3671.48
20043904
60729
21000
88.0
56.0
--
Mon May 20, 1996
3677.00
20824434
50406
17700
91.0
57.0
--
Sat May 20, 1995
3652.14
17483554
41603
8870
85.0
58.0
--
Fri May 20, 1994
3657.26
18136344
30261
10800
77.0
48.0
--
Thu May 20, 1993
3634.53
15366383
65934
10000
90.0
63.0
--
Wed May 20, 1992
3626.17
14428691
24429
10000
76.0
58.0
--
Mon May 20, 1991
3628.94
14734803
21831
13800
86.0
53.0
--
Sun May 20, 1990
3648.80
17067206
8538
4020
84.0
53.0
--
Sat May 20, 1989
3677.10
20838414
14773
6750
90.0
58.0
--
Fri May 20, 1988
3685.63
22090482
24880
8380
82.0
51.0
--
Wed May 20, 1987
3691.86
23038456
49789
11300
82.0
56.0
--
Tue May 20, 1986
3684.09
21860424
43810
52200
n/a
n/a
--
Mon May 20, 1985
3693.90
23355384
49182
44100
82.0
57.0
--
Sun May 20, 1984
3679.26
21181964
95824
45000
96.0
56.0
--
Fri May 20, 1983
3690.60
22908474
37477
25100
72.0
45.0
--
Thu May 20, 1982
3671.53
20142112
24155
13500
80.0
55.0
--
Wed May 20, 1981
3677.46
21014600
8041
12300
75.0
68.0
--
Tue May 20, 1980
3686.76
22419174
45319
12800
86.0
55.0
--
Sun May 20, 1979
3654.93
18005924
37938
6180
n/a
n/a
--
Sat May 20, 1978
3630.99
15133529
35555
6840
85.0
58.0
--
Fri May 20, 1977
3653.49
17877042
8266
2060
75.0
49.0
--
Thu May 20, 1976
3665.60
19504642
29213
20100
82.0
56.0
--
Tue May 20, 1975
3650.50
17552072
37908
12100
84.0
43.0
--
Mon May 20, 1974
3659.35
18724426
40163
11000
69.0
43.0
--
Sun May 20, 1973
3605.20
12491195
60935
11600
89.0
62.0
--
Sat May 20, 1972
3610.24
13022778
16626
7840
87.0
69.0
--
Thu May 20, 1971
3606.53
12664866
32291
14900
83.0
48.0
--
Wed May 20, 1970
3572.50
9544929
42339
17900
90.0
59.0
--
Tue May 20, 1969
3563.38
8814431
38477
13300
94.0
56.0
--
Mon May 20, 1968
3517.83
5652091
21606
14600
93.0
60.0
--
Sat May 20, 1967
3502.42
4768937
11166
18200
84.0
67.0
--
Fri May 20, 1966
3543.42
7351830
19400
17100
94.0
62.0
--
Thu May 20, 1965
3492.31
4239859
31360
28500
90.0
64.0
--
Wed May 20, 1964
3401.70
750899
25782
1000
96.0
61.0
--
Mon May 20, 1963
19851
1040
94.0
66.0
--



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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 - 2020


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