Lake Powell Water Database


powell
powell
The earliest data is from Thursday, March 14th, 1963
The most recent data is from Friday, October 15th, 2021

Water Data for 20 days surrounding Sep 30, 2021

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sun, Oct 10, 2021
3545.12
-0.04
7241031
6338
7507
68.0
48.0
71.0
Sat, Oct 09, 2021
3545.16
-0.03
7243809
7132
7923
68.0
52.0
71.0
Fri, Oct 08, 2021
3545.19
-0.06
7245893
6276
8203
66.0
56.0
71.0
Thu, Oct 07, 2021
3545.25
-0.06
7250063
3310
5237
73.0
55.0
71.0
Wed, Oct 06, 2021
3545.31
-0.04
7254234
5959
7129
69.0
54.0
71.0
Tue, Oct 05, 2021
3545.35
0.05
7257016
10558
8320
69.0
57.0
71.0
Mon, Oct 04, 2021
3545.30
-0.03
7253539
7663
8454
82.0
58.0
72.0
Sun, Oct 03, 2021
3545.33
0.00
7255625
6982
6638
81.0
57.0
72.0
Sat, Oct 02, 2021
3545.33
0.04
7255625
7512
5654
79.0
57.0
72.0
Fri, Oct 01, 2021
3545.29
-0.07
7252844
3320
5626
74.0
57.0
72.0
Thu, Sep 30, 2021
3545.36
-0.17
7257712
4394
10323
72.0
54.0
73.0
Wed, Sep 29, 2021
3545.53
-0.11
7269543
6774
10433
73.0
59.0
74.0
Tue, Sep 28, 2021
3545.64
-0.19
7277205
3804
10503
83.0
63.0
74.0
Mon, Sep 27, 2021
3545.83
-0.14
7290452
5703
10509
84.0
64.0
75.0
Sun, Sep 26, 2021
3545.97
-0.12
7300224
5331
9380
81.0
68.0
76.0
Sat, Sep 25, 2021
3546.09
-0.19
7308606
3753
10470
88.0
63.0
77.0
Fri, Sep 24, 2021
3546.28
-0.16
7321890
4827
10408
87.0
63.0
77.0
Thu, Sep 23, 2021
3546.44
-0.16
7333090
4858
10445
88.0
61.0
76.0
Wed, Sep 22, 2021
3546.60
-0.15
7344301
5155
10365
86.0
56.0
75.0
Tue, Sep 21, 2021
3546.75
-0.18
7354821
4281
10643
79.0
56.0
75.0
Mon, Sep 20, 2021
3546.93
-0.13
7367458
6107
10562
79.0
63.0
77.0
Averages of List
3545.72
-0.09
7282618
5716
8797
77.6
58.1
73.5


Averages for September 30th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3643.07
-0.08
16875371
9173
12493
82.5
55.6
72.5
All-Time
3631.18
-0.07
15502494
9017
11810
73.5
49.2
64.0


All Lake Powell water data for September 30th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Thu Sep 30, 2021
3545.36
7257712
4394
10323
72.0
54.0
73.0
Wed Sep 30, 2020
3595.98
11370546
4513
10370
87.0
54.0
71.0
Mon Sep 30, 2019
3615.36
13277399
5464
11926
78.0
53.0
72.0
Sun Sep 30, 2018
3592.35
11034585
8318
10073
89.0
64.0
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



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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


Copyright Summit Technologies, Inc.
1999 - 2021


powell Water Database