Water Database





The earliest data is from Thursday, March 14th, 1963
The most recent data is from Sunday, March 24th, 2019

Water Data for 20 days surrounding Sep 30, 1999

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sun, Oct 10, 1999
3690.81
-0.06
22876730
12782
15948
82.0
52.0
--
Sat, Oct 09, 1999
3690.87
-0.08
22885970
12921
16970
79.0
48.0
--
Fri, Oct 08, 1999
3690.95
-0.11
22898258
13713
17752
79.0
49.0
70.5
Thu, Oct 07, 1999
3691.06
-0.02
22915212
14127
17644
85.0
52.0
--
Wed, Oct 06, 1999
3691.08
-0.13
22918294
13780
17651
87.0
52.0
--
Tue, Oct 05, 1999
3691.21
-0.09
22938308
13269
17484
86.0
51.0
--
Mon, Oct 04, 1999
3691.30
-0.07
22952196
12737
17597
82.0
52.0
--
Sun, Oct 03, 1999
3691.37
-0.07
22963002
12435
15933
87.0
53.0
--
Sat, Oct 02, 1999
3691.44
-0.08
22973774
12366
16964
91.0
52.0
--
Fri, Oct 01, 1999
3691.52
-0.07
22986134
12778
17940
87.0
45.0
70.5
Thu, Sep 30, 1999
3691.59
-0.12
22996952
13894
19465
77.0
45.0
--
Wed, Sep 29, 1999
3691.71
-0.12
23015468
13948
19502
70.0
40.0
--
Tue, Sep 28, 1999
3691.83
-0.16
23034032
14123
19490
84.0
50.0
--
Mon, Sep 27, 1999
3691.99
-0.10
23058764
12535
19475
94.0
60.0
--
Sun, Sep 26, 1999
3692.09
-0.01
23074256
14986
15091
94.0
64.0
--
Sat, Sep 25, 1999
3692.10
-0.08
23075806
15344
18244
81.0
60.0
--
Fri, Sep 24, 1999
3692.18
-0.07
23088166
15575
19524
81.0
56.0
72.0
Thu, Sep 23, 1999
3692.25
-0.10
23099020
15867
19518
81.0
56.0
--
Wed, Sep 22, 1999
3692.35
-0.10
23114530
15628
20574
87.0
59.0
--
Tue, Sep 21, 1999
3692.45
-0.18
23130010
15270
24784
87.0
56.0
--
Mon, Sep 20, 1999
3692.63
-0.14
23157924
15292
23016
88.0
58.0
--
Averages of List
3691.66
-0.09
23007276
13970
18598
84.2
52.9
71.0


Averages for September 30th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3647.49
-0.08
17355383
9511
12618
80.4
54.0
72.6
All-Time
3633.67
-0.06
15763240
9243
11860
72.6
48.5
63.9


All Lake Powell water data for September 30th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sun Sep 30, 2018
3592.35
11034585
8318
10073
0.0
0.0
73.0
Sat Sep 30, 2017
3628.31
14664438
8188
9660
84.0
57.0
71.0
Fri Sep 30, 2016
3610.93
12824140
10300
11662
79.0
61.0
71.0
Wed Sep 30, 2015
3606.01
12332870
7530
12622
91.0
66.9
75.0
Tue Sep 30, 2014
3605.53
12285625
15794
10703
n/a
n/a
75.0
Mon Sep 30, 2013
3591.25
10934043
8122
10862
82.9
54.0
69.0
Sun Sep 30, 2012
3621.56
13929222
5471
8062
87.1
60.1
73.0
Fri Sep 30, 2011
3653.01
17593300
10859
15534
89.1
68.0
74.0
Thu Sep 30, 2010
3633.66
15266787
7853
8047
89.1
57.0
73.0
Wed Sep 30, 2009
3635.37
15462973
8324
10043
75.9
53.1
73.0
Tue Sep 30, 2008
3626.90
14508577
8264
12284
84.9
64.0
73.0
Sun Sep 30, 2007
3601.87
11929382
9622
9616
66.9
43.0
71.0
Sat Sep 30, 2006
3601.74
11916845
8443
8694
86.0
55.0
71.0
Fri Sep 30, 2005
3601.97
11939007
10272
7989
80.1
53.1
72.0
Thu Sep 30, 2004
3570.77
9169460
7939
8262
66.9
48.9
71.0
Tue Sep 30, 2003
3603.73
12109533
5672
8097
90.0
64.0
74.0
Mon Sep 30, 2002
3626.53
14467880
4606
8312
72.0
50.0
70.0
Sun Sep 30, 2001
3664.84
19134796
5360
6919
86.0
60.1
77.0
Sat Sep 30, 2000
3677.80
20939424
7242
8035
90.0
56.0
--
Thu Sep 30, 1999
3691.59
22996952
13894
19465
77.0
45.0
--
Wed Sep 30, 1998
3687.71
22403484
9182
18100
90.0
55.0
--
Tue Sep 30, 1997
3690.32
22801446
21907
19400
84.0
57.0
--
Mon Sep 30, 1996
3679.29
21154838
8896
14200
82.0
52.0
--
Sat Sep 30, 1995
3687.10
22311240
9264
19000
78.0
47.0
--
Fri Sep 30, 1994
3654.42
17772168
5876
10800
89.0
66.0
--
Thu Sep 30, 1993
3662.52
18824806
8201
11100
87.0
54.0
--
Wed Sep 30, 1992
3623.01
14085081
6834
11100
87.0
56.0
--
Mon Sep 30, 1991
3628.62
14699143
7925
12600
85.0
61.0
--
Sun Sep 30, 1990
3637.61
15722772
8399
4800
83.0
58.0
--
Sat Sep 30, 1989
3665.20
19183394
5939
9040
93.0
54.0
--
Fri Sep 30, 1988
3685.61
22087516
7458
11700
81.0
52.0
--
Wed Sep 30, 1987
3687.95
22439442
8039
13400
84.0
52.0
--
Tue Sep 30, 1986
3689.62
22694258
17962
26500
71.0
49.0
--
Mon Sep 30, 1985
3685.66
22094986
12510
20900
73.0
50.0
--
Sun Sep 30, 1984
3695.91
23703090
14716
24000
83.0
54.0
--
Fri Sep 30, 1983
3698.86
24204272
14128
26700
73.0
58.0
--
Thu Sep 30, 1982
3687.27
22432382
16200
8810
78.0
54.0
--
Wed Sep 30, 1981
3671.96
20232514
7613
10600
92.0
56.0
--
Tue Sep 30, 1980
3687.78
22573256
7790
14400
86.0
52.0
--
Sun Sep 30, 1979
3678.10
21169428
7879
8820
88.0
59.0
--
Sat Sep 30, 1978
3640.17
16203001
7686
11500
90.0
62.0
--
Fri Sep 30, 1977
3636.70
15817994
5247
17900
81.0
52.0
--
Thu Sep 30, 1976
3664.00
19287286
11159
17500
81.0
56.0
--
Tue Sep 30, 1975
3668.06
19871806
8344
14700
85.0
59.0
--
Mon Sep 30, 1974
3651.73
17735492
6015
13100
81.0
55.0
--
Sun Sep 30, 1973
3646.02
17044920
9984
3510
84.0
56.0
--
Sat Sep 30, 1972
3603.40
12331971
6810
13900
80.0
55.0
--
Thu Sep 30, 1971
3614.25
13460792
8852
11500
76.0
53.0
--
Wed Sep 30, 1970
3598.87
11925954
11436
13600
82.0
59.0
--
Tue Sep 30, 1969
3573.32
9629644
11292
0
92.0
62.0
--
Mon Sep 30, 1968
3545.35
7465245
8456
8970
81.0
53.0
--
Sat Sep 30, 1967
3528.49
6328960
9279
7240
85.0
62.0
--
Fri Sep 30, 1966
3529.46
6402490
5954
12500
88.0
65.0
--
Thu Sep 30, 1965
3530.12
6456278
16400
10500
70.0
47.0
--
Wed Sep 30, 1964
3491.69
4213877
7590
5850
86.0
57.0
--
Mon Sep 30, 1963
536400
4337
1000
93.0
58.0
--



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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 0.171 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