Lake Powell Water Database


powell
powell
The earliest data is from Monday, March 11th, 1963
The most recent data is from Wednesday, October 1st, 2025

Water Data for 20 days surrounding Aug 07, 1999

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Tue, Aug 17, 1999
3693.67
-0.04
23,319,754
19733
19340
86.0
61.0
--
Mon, Aug 16, 1999
3693.71
-0.04
23,326,000
18451
19240
87.0
61.0
--
Sun, Aug 15, 1999
3693.75
0.05
23,332,248
20725
17225
97.0
69.0
--
Sat, Aug 14, 1999
3693.70
-0.06
23,324,438
21967
19259
n/a
n/a
--
Fri, Aug 13, 1999
3693.76
0.04
23,333,810
19846
19252
n/a
n/a
79.5
Thu, Aug 12, 1999
3693.72
-0.02
23,327,562
17383
19370
n/a
n/a
--
Wed, Aug 11, 1999
3693.74
-0.01
23,330,686
19969
19399
n/a
n/a
--
Tue, Aug 10, 1999
3693.75
-0.05
23,332,248
16632
19347
97.0
69.0
--
Mon, Aug 09, 1999
3693.80
-0.04
23,340,060
17417
19319
96.0
56.0
--
Sun, Aug 08, 1999
3693.84
0.01
23,346,310
19445
17258
94.0
58.0
--
Sat, Aug 07, 1999
3693.83
0.00
23,344,748
19088
19062
n/a
n/a
--
Fri, Aug 06, 1999
3693.83
0.00
23,344,748
19098
19095
n/a
n/a
77.5
Thu, Aug 05, 1999
3693.83
-0.04
23,344,748
18706
19103
n/a
n/a
--
Wed, Aug 04, 1999
3693.87
-0.07
23,350,998
17739
19007
88.0
62.0
--
Tue, Aug 03, 1999
3693.94
0.03
23,361,902
16495
19090
95.0
71.0
--
Mon, Aug 02, 1999
3693.91
-0.08
23,357,212
15388
19095
101.0
70.0
--
Sun, Aug 01, 1999
3693.99
-0.05
23,369,722
16045
17229
104.0
68.0
--
Sat, Jul 31, 1999
3694.04
0.03
23,377,542
16083
19082
85.0
66.0
--
Fri, Jul 30, 1999
3694.01
-0.10
23,372,850
15337
18999
92.0
66.0
--
Thu, Jul 29, 1999
3694.11
-0.06
23,388,494
15933
18299
88.0
72.0
--
Wed, Jul 28, 1999
3694.17
-0.12
23,397,846
16985
18240
97.0
77.0
79.5
Averages of List
3693.86
-0.03
23,348,758
18022
18824
93.4
66.1
78.8


Averages for August 7th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3641.36
-0.12
16,763,715
10042
16010
95.7
69
79.9
All-Time
3632.07
-0.11
15,654,800
10151
15182
72.1
48.2
62.7


All Lake Powell water data for August 7th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Thu Aug 07, 2025
3553.79
7,354,390
4022
12447
102.6
61.9
--
Wed Aug 07, 2024
3583.27
9,557,970
4707
12771
97.3
81.9
--
Mon Aug 07, 2023
3578.90
9,206,626
7452
15898
99.9
59.4
82.0
Sun Aug 07, 2022
3535.24
6,153,167
5147
9379
100.0
75.0
--
Sat Aug 07, 2021
3552.82
7,788,821
6249
13617
97.0
72.0
79.0
Fri Aug 07, 2020
3604.82
12,215,963
1973
15003
97.0
68.0
79.0
Wed Aug 07, 2019
3621.53
13,926,016
12869
15999
90.0
78.0
80.0
Tue Aug 07, 2018
3602.27
11,967,962
3466
15794
103.0
72.0
79.0
Mon Aug 07, 2017
3634.09
15,315,953
11585
14919
91.0
69.0
79.0
Sun Aug 07, 2016
3617.29
13,478,103
12007
13365
97.0
71.0
82.0
Fri Aug 07, 2015
3612.12
12,945,388
11844
13451
79.0
64.0
79.0
Thu Aug 07, 2014
3607.74
12,504,159
10002
13475
96.1
69.1
78.0
Wed Aug 07, 2013
3593.13
11,106,235
8651
13388
78.1
63.0
77.0
Tue Aug 07, 2012
3627.31
14,553,774
4992
14229
n/a
n/a
79.0
Sun Aug 07, 2011
3660.28
18,529,276
20567
24229
99.0
71.1
80.0
Sat Aug 07, 2010
3636.72
15,619,109
12798
12550
75.0
62.1
82.0
Fri Aug 07, 2009
3640.35
16,044,423
9478
13367
89.1
69.1
--
Thu Aug 07, 2008
3632.27
15,108,620
9096
14684
90.0
69.1
81.0
Tue Aug 07, 2007
3606.71
12,401,984
9734
13353
91.0
70.0
81.0
Mon Aug 07, 2006
3606.16
12,347,651
8707
13664
93.9
70.0
81.0
Sun Aug 07, 2005
3605.99
12,330,898
8479
12329
93.9
70.0
80.0
Sat Aug 07, 2004
3578.09
9,776,802
4025
13646
91.0
61.0
79.0
Thu Aug 07, 2003
3609.26
12,655,958
5005
15573
93.9
75.9
--
Wed Aug 07, 2002
3632.74
15,161,969
2954
14959
91.9
66.9
79.0
Tue Aug 07, 2001
3668.62
19,648,358
6366
14026
99.0
71.1
80.0
Mon Aug 07, 2000
3681.66
21,500,860
5308
8064
101.0
n/a
--
Sat Aug 07, 1999
3693.83
23,344,748
19088
19062
n/a
n/a
--
Fri Aug 07, 1998
3694.51
23,451,070
15642
21300
102.0
69.0
82.0
Thu Aug 07, 1997
3693.02
23,218,534
19388
21100
96.0
70.0
--
Wed Aug 07, 1996
3685.52
22,073,562
6938
16000
97.0
71.0
--
Mon Aug 07, 1995
3693.54
23,299,500
19201
19400
115.0
70.0
--
Sun Aug 07, 1994
3660.52
18,560,766
4480
12400
103.0
72.0
--
Sat Aug 07, 1993
3666.83
19,403,846
9059
15800
95.0
71.0
--
Fri Aug 07, 1992
3629.46
14,792,786
5984
14600
95.0
64.0
--
Wed Aug 07, 1991
3634.82
15,400,308
8865
14500
92.0
66.0
--
Tue Aug 07, 1990
3645.80
16,698,706
4174
17300
103.0
70.0
--
Mon Aug 07, 1989
3672.80
20,228,806
6723
14300
101.0
68.0
--
Sun Aug 07, 1988
3690.25
22,790,500
6778
10700
95.0
59.0
--
Fri Aug 07, 1987
3695.27
23,570,394
10853
19900
97.0
65.0
--
Thu Aug 07, 1986
3699.02
24,165,204
15665
16900
95.0
69.0
--
Wed Aug 07, 1985
3696.11
23,702,396
17565
26900
102.0
71.0
--
Tue Aug 07, 1984
3702.15
24,702,672
25760
24200
96.0
64.0
--
Sun Aug 07, 1983
3706.81
25,501,422
32878
35900
94.0
73.0
--
Sat Aug 07, 1982
3687.45
22,459,578
13281
12500
103.0
80.0
--
Fri Aug 07, 1981
3676.60
20,890,852
4867
16700
102.0
72.0
--
Thu Aug 07, 1980
3694.91
23,674,808
7261
22800
91.0
64.0
--
Tue Aug 07, 1979
3683.58
21,974,026
13534
23600
100.0
74.0
--
Mon Aug 07, 1978
3651.25
17,564,584
6256
17500
101.0
69.0
--
Sun Aug 07, 1977
3647.75
17,152,662
4944
16900
99.0
74.0
--
Sat Aug 07, 1976
3670.17
20,134,410
9172
9170
100.0
76.0
--
Thu Aug 07, 1975
3674.46
20,770,372
16565
21800
101.0
76.0
--
Wed Aug 07, 1974
3661.36
18,991,776
7335
19800
94.0
72.0
--
Tue Aug 07, 1973
3644.39
16,843,928
15027
9600
96.0
65.0
--
Mon Aug 07, 1972
3614.11
13,424,730
6778
18100
102.0
72.0
--
Sat Aug 07, 1971
3619.98
14,072,828
8272
9990
95.0
69.0
--
Fri Aug 07, 1970
3600.39
12,073,979
9337
14300
98.0
76.0
--
Thu Aug 07, 1969
3579.63
10,171,269
10106
15200
106.0
79.0
--
Wed Aug 07, 1968
3547.95
7,652,275
15401
9740
94.0
73.0
--
Mon Aug 07, 1967
3531.61
6,532,902
6897
10700
84.0
71.0
--
Sun Aug 07, 1966
3538.74
7,024,217
6899
10600
102.0
74.0
--
Sat Aug 07, 1965
3533.48
6,678,316
23826
11000
101.0
74.0
--
Fri Aug 07, 1964
3487.35
3,990,855
13325
1010
100.0
75.0
--
Wed Aug 07, 1963
68,400
3917
1000
89.0
68.0
--



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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 2.406 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