Lake Powell Water Database



The earliest data is from Thursday, March 14th, 1963
The most recent data is from Saturday, September 21st, 2019

Water Data for 20 days surrounding Aug 21, 2009

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Mon, Aug 31, 2009
3637.50
-0.11
15709825
8026
12841
93.9
71.1
79.0
Sun, Aug 30, 2009
3637.61
-0.10
15722647
8162
12464
98.1
71.1
79.0
Sat, Aug 29, 2009
3637.71
-0.14
15734311
8254
13118
100.0
70.0
78.0
Fri, Aug 28, 2009
3637.85
-0.11
15750650
8085
13241
98.1
68.0
76.0
Thu, Aug 27, 2009
3637.96
-0.11
15763496
8187
13353
96.1
68.0
76.0
Wed, Aug 26, 2009
3638.07
-0.13
15776350
7786
13343
95.0
68.0
76.0
Tue, Aug 25, 2009
3638.20
-0.13
15791550
7669
13263
91.0
68.0
76.0
Mon, Aug 24, 2009
3638.33
-0.09
15806760
7654
13229
89.1
63.0
76.0
Sun, Aug 23, 2009
3638.42
-0.11
15817296
7845
12085
90.0
66.0
76.0
Sat, Aug 22, 2009
3638.53
-0.13
15830181
7783
12656
95.0
66.9
76.0
Fri, Aug 21, 2009
3638.66
-0.14
15845417
7785
13222
100.9
68.0
75.0
Thu, Aug 20, 2009
3638.80
-0.14
15861837
8250
13244
98.1
70.0
75.0
Wed, Aug 19, 2009
3638.94
-0.15
15878268
8348
13325
98.1
66.0
75.0
Tue, Aug 18, 2009
3639.09
-0.12
15895887
8219
13296
96.1
64.9
76.0
Mon, Aug 17, 2009
3639.21
-0.15
15909992
8003
13237
93.0
64.0
77.0
Sun, Aug 16, 2009
3639.36
-0.12
15927635
7927
12057
93.0
64.0
77.0
Sat, Aug 15, 2009
3639.48
-0.08
15941759
8144
12774
91.9
71.1
77.0
Fri, Aug 14, 2009
3639.56
-0.11
15951180
8566
13290
93.0
66.9
--
Thu, Aug 13, 2009
3639.67
-0.11
15964140
8814
13370
88.0
70.0
77.0
Wed, Aug 12, 2009
3639.78
-0.14
15977108
8964
13336
93.9
71.1
77.0
Tue, Aug 11, 2009
3639.92
-0.12
15993623
8746
13278
97.0
68.0
--
Averages of List
3638.70
-0.12
15849996
8153
13049
94.7
67.8
76.5


Averages for August 21st

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3650.43
-0.14
17733490
8935
16191
91.2
66.3
78.9
All-Time
3637.22
-0.14
16177258
8983
15453
71.8
47.8
62.8


All Lake Powell water data for August 21st

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Wed Aug 21, 2019
3620.13
13777011
7007
15891
103.0
71.0
80.0
Tue Aug 21, 2018
3599.19
11672971
8882
15833
0.0
0.0
79.0
Mon Aug 21, 2017
3632.41
15124498
9725
14886
91.0
73.0
80.0
Sun Aug 21, 2016
3615.19
13259814
7603
13456
91.0
68.0
78.0
Fri Aug 21, 2015
3610.49
12779686
7218
13487
97.0
73.0
79.0
Thu Aug 21, 2014
3606.64
12395064
6190
13416
84.9
64.9
78.0
Wed Aug 21, 2013
3590.74
10887628
8332
13507
91.9
77.0
78.0
Tue Aug 21, 2012
3624.99
14299369
7413
13567
93.9
75.9
80.0
Sun Aug 21, 2011
3657.52
18169940
12349
24807
97.0
73.9
80.0
Sat Aug 21, 2010
3635.69
15499883
9370
12713
98.1
69.1
80.0
Fri Aug 21, 2009
3638.66
15845417
7785
13222
100.9
68.0
75.0
Thu Aug 21, 2008
3630.88
14951625
8655
14753
96.1
66.9
80.0
Tue Aug 21, 2007
3604.95
12228693
6267
13304
99.0
69.1
81.0
Mon Aug 21, 2006
3604.38
12172915
7091
12899
98.1
72.0
80.0
Sun Aug 21, 2005
3604.50
12184653
8730
12318
93.0
64.0
79.0
Sat Aug 21, 2004
3574.60
9484002
5124
13647
88.0
64.0
77.0
Thu Aug 21, 2003
3606.23
12354563
5045
15597
91.9
70.0
80.0
Wed Aug 21, 2002
3629.69
14818143
4585
14834
91.0
70.0
79.0
Tue Aug 21, 2001
3667.45
19488250
6475
13914
90.0
61.0
77.0
Mon Aug 21, 2000
3680.76
21368968
6370
8060
96.0
n/a
--
Sat Aug 21, 1999
3693.61
23310424
18501
19010
89.0
64.0
--
Fri Aug 21, 1998
3692.29
23105222
9149
21500
94.0
69.0
--
Thu Aug 21, 1997
3692.01
23061862
14467
21200
92.0
71.0
--
Wed Aug 21, 1996
3683.35
21750234
5910
15200
98.0
68.0
--
Mon Aug 21, 1995
3692.33
23111428
11973
18000
92.0
69.0
--
Sun Aug 21, 1994
3658.37
18280098
5121
12300
96.0
69.0
--
Sat Aug 21, 1993
3665.11
19171132
8495
13900
92.0
68.0
--
Fri Aug 21, 1992
3626.96
14515596
6269
14100
96.0
73.0
--
Wed Aug 21, 1991
3632.91
15181730
6996
15100
102.0
73.0
--
Tue Aug 21, 1990
3643.06
16367207
5774
18200
90.0
64.0
--
Mon Aug 21, 1989
3671.39
20031196
9194
13700
89.0
65.0
--
Sun Aug 21, 1988
3688.83
22574002
7085
6930
86.0
63.0
--
Fri Aug 21, 1987
3692.86
23193316
7202
26000
91.0
65.0
--
Thu Aug 21, 1986
3696.41
23749766
11260
27700
96.0
68.0
--
Wed Aug 21, 1985
3693.05
23222808
10319
24100
93.0
72.0
--
Tue Aug 21, 1984
3700.71
24469394
22816
23500
83.0
63.0
--
Sun Aug 21, 1983
3705.84
25340552
21640
26800
94.0
64.0
--
Sat Aug 21, 1982
3686.45
22308906
11040
14300
95.0
66.0
--
Fri Aug 21, 1981
3674.77
20629682
6430
16000
95.0
60.0
--
Thu Aug 21, 1980
3691.88
23201950
7558
16000
92.0
60.0
--
Tue Aug 21, 1979
3682.04
21745766
11194
13700
88.0
62.0
--
Mon Aug 21, 1978
3648.24
17186664
5786
19800
93.0
65.0
--
Sun Aug 21, 1977
3644.53
16755570
9074
15600
99.0
69.0
--
Sat Aug 21, 1976
3668.89
19956742
7228
14500
96.0
72.0
--
Thu Aug 21, 1975
3672.98
20560350
10677
14000
85.0
60.0
--
Wed Aug 21, 1974
3658.49
18610870
5987
19000
95.0
66.0
--
Tue Aug 21, 1973
3644.88
16904164
14775
13500
96.0
71.0
--
Mon Aug 21, 1972
3610.98
13099032
5229
18700
93.0
68.0
--
Sat Aug 21, 1971
3617.75
13832500
7269
16800
89.0
71.0
--
Fri Aug 21, 1970
3599.26
11963830
9744
14000
91.0
64.0
--
Thu Aug 21, 1969
3577.58
9993338
12084
16100
97.0
69.0
--
Wed Aug 21, 1968
3550.25
7821167
15170
13000
90.0
66.0
--
Mon Aug 21, 1967
3531.92
6553527
8997
11100
96.0
69.0
--
Sun Aug 21, 1966
3535.86
6827368
5122
8840
93.0
68.0
--
Sat Aug 21, 1965
3533.08
6651570
12973
17500
92.0
65.0
--
Fri Aug 21, 1964
3490.37
4145246
8540
6060
88.0
62.0
--
Wed Aug 21, 1963
156400
4767
980
97.0
74.0
--



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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 0.178 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


Copyright Summit Technologies, Inc.
1999 - 2019


Water Database