Lake Powell Water Database


powell
powell
The earliest data is from Monday, March 11th, 1963
The most recent data is from Tuesday, September 30th, 2025

Water Data for 20 days surrounding Sep 20, 1982

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Thu, Sep 30, 1982
3687.27
-0.05
22,432,382
16200
8810
78.0
54.0
--
Wed, Sep 29, 1982
3687.32
0.10
22,439,948
14416
9000
80.0
51.0
--
Tue, Sep 28, 1982
3687.22
0.07
22,424,818
13630
7350
67.0
53.0
--
Mon, Sep 27, 1982
3687.15
0.00
22,414,228
14361
7200
84.0
63.0
--
Sun, Sep 26, 1982
3687.15
0.03
22,414,228
14627
6610
91.0
62.0
--
Sat, Sep 25, 1982
3687.12
0.07
22,409,726
15835
9450
87.0
67.0
--
Fri, Sep 24, 1982
3687.05
0.04
22,399,136
17320
13100
93.0
66.0
--
Thu, Sep 23, 1982
3687.01
0.00
22,393,084
18261
16000
94.0
62.0
--
Wed, Sep 22, 1982
3687.01
-0.01
22,393,084
16943
15200
89.0
68.0
--
Tue, Sep 21, 1982
3687.02
0.02
22,394,596
16444
11200
84.0
62.0
--
Mon, Sep 20, 1982
3687.00
0.03
22,391,572
16444
11700
85.0
62.0
--
Sun, Sep 19, 1982
3686.97
0.09
22,387,058
16998
7580
86.0
60.0
--
Sat, Sep 18, 1982
3686.88
0.08
22,373,520
17486
8640
85.0
60.0
--
Fri, Sep 17, 1982
3686.80
0.06
22,361,522
18406
10800
83.0
58.0
--
Thu, Sep 16, 1982
3686.74
0.09
22,352,496
20201
9740
84.0
61.0
--
Wed, Sep 15, 1982
3686.65
-0.02
22,338,958
17885
10200
85.0
56.0
--
Tue, Sep 14, 1982
3686.67
0.07
22,341,966
16921
10700
77.0
52.0
--
Mon, Sep 13, 1982
3686.60
0.14
22,331,472
13364
7530
77.0
58.0
--
Sun, Sep 12, 1982
3686.46
0.02
22,310,412
11402
6340
79.0
56.0
--
Sat, Sep 11, 1982
3686.44
0.09
22,307,404
11790
6390
79.0
60.0
--
Fri, Sep 10, 1982
3686.35
-0.01
22,293,900
11945
10300
83.0
65.0
--
Averages of List
3686.90
0.04
22,376,453
15756
9707
83.3
59.8
--


Averages for September 20th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3636.28
-0.09
16,163,730
8757
12722
85.5
59.7
74.1
All-Time
3627.12
-0.1
15,093,179
8713
12349
72.5
48.6
62.4


All Lake Powell water data for September 20th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sat Sep 20, 2025
3545.81
6,821,501
4257
9477
84.2
59.5
--
Fri Sep 20, 2024
3578.79
9,197,898
6017
9728
83.2
49.0
--
Wed Sep 20, 2023
3573.59
8,791,507
8099
7094
81.9
51.6
77.0
Tue Sep 20, 2022
3529.35
5,798,604
6220
6781
82.0
71.0
78.0
Mon Sep 20, 2021
3546.93
7,367,458
6107
10562
79.0
63.0
77.0
Sun Sep 20, 2020
3597.27
11,491,480
5534
8867
93.0
67.0
72.0
Fri Sep 20, 2019
3616.37
13,382,186
7244
12038
79.0
60.0
73.0
Thu Sep 20, 2018
3593.96
11,182,803
3365
11681
89.0
61.0
75.0
Wed Sep 20, 2017
3629.08
14,750,062
6485
11604
88.0
61.0
76.0
Tue Sep 20, 2016
3611.26
12,857,547
7439
12115
78.0
60.0
73.0
Sun Sep 20, 2015
3607.09
12,439,617
8469
10889
89.1
61.0
77.0
Sat Sep 20, 2014
3605.59
12,291,524
2940
9629
91.9
69.1
77.0
Fri Sep 20, 2013
3591.20
10,929,487
11922
10691
87.1
61.0
67.0
Thu Sep 20, 2012
3622.27
14,005,256
5435
8035
90.0
63.0
74.0
Tue Sep 20, 2011
3653.85
17,699,712
14682
15358
90.0
63.0
74.0
Mon Sep 20, 2010
3633.76
15,278,211
6874
8148
93.9
70.0
72.0
Sun Sep 20, 2009
3636.00
15,535,699
8541
10034
91.0
64.0
76.0
Sat Sep 20, 2008
3627.81
14,609,030
9260
12173
87.1
63.0
75.0
Thu Sep 20, 2007
3601.60
11,903,378
9172
10452
84.9
63.0
75.0
Wed Sep 20, 2006
3601.78
11,920,702
8845
9022
75.0
54.0
71.0
Tue Sep 20, 2005
3602.10
11,951,559
7222
8284
87.1
61.0
73.0
Mon Sep 20, 2004
3570.71
9,164,584
5041
8155
70.0
55.0
73.0
Sat Sep 20, 2003
3604.35
12,170,005
7070
8240
87.1
57.0
73.0
Fri Sep 20, 2002
3627.27
14,549,362
7433
8512
81.0
55.0
--
Thu Sep 20, 2001
3665.22
19,185,932
6426
7828
n/a
n/a
--
Wed Sep 20, 2000
3678.32
21,014,420
5800
7961
90.0
61.0
--
Mon Sep 20, 1999
3692.63
23,157,924
15292
23016
88.0
58.0
--
Sun Sep 20, 1998
3688.99
22,598,006
11015
15400
90.0
60.0
--
Sat Sep 20, 1997
3689.73
22,711,024
14704
19000
91.0
61.0
--
Fri Sep 20, 1996
3680.22
21,290,112
9895
14800
77.0
54.0
72.0
Wed Sep 20, 1995
3688.76
22,562,964
9696
18800
94.0
58.0
--
Tue Sep 20, 1994
3655.10
17,858,912
7003
11300
88.0
59.0
--
Mon Sep 20, 1993
3663.17
18,911,240
9552
11300
80.0
52.0
--
Sun Sep 20, 1992
3624.07
14,199,637
8189
9480
84.0
59.0
--
Fri Sep 20, 1991
3629.78
14,828,473
10350
14400
88.0
63.0
--
Thu Sep 20, 1990
3638.56
15,833,807
7812
14300
76.0
62.0
--
Wed Sep 20, 1989
3666.65
19,379,386
4898
15000
86.0
55.0
--
Tue Sep 20, 1988
3686.63
22,240,482
7679
11900
89.0
48.0
--
Sun Sep 20, 1987
3688.93
22,589,280
8705
16000
89.0
56.0
--
Sat Sep 20, 1986
3690.98
22,902,918
13807
27700
85.0
59.0
--
Fri Sep 20, 1985
3686.87
22,276,518
15602
22700
66.0
54.0
--
Thu Sep 20, 1984
3697.68
23,983,396
16389
23900
91.0
64.0
--
Tue Sep 20, 1983
3700.63
24,488,804
12664
26700
87.0
58.0
--
Mon Sep 20, 1982
3687.00
22,391,572
16444
11700
85.0
62.0
--
Sun Sep 20, 1981
3672.51
20,310,202
8045
7770
90.0
64.0
--
Sat Sep 20, 1980
3688.79
22,727,400
9175
16700
93.0
56.0
--
Thu Sep 20, 1979
3678.90
21,285,858
7528
10600
86.0
62.0
--
Wed Sep 20, 1978
3641.58
16,371,749
6343
13100
73.0
43.0
--
Tue Sep 20, 1977
3638.71
16,055,033
5978
14800
89.0
59.0
--
Mon Sep 20, 1976
3665.13
19,440,894
7770
14000
86.0
62.0
--
Sat Sep 20, 1975
3669.48
20,068,736
9862
19100
86.0
63.0
--
Fri Sep 20, 1974
3653.15
17,916,856
8743
15900
86.0
60.0
--
Thu Sep 20, 1973
3646.15
17,061,092
11059
8390
87.0
54.0
--
Wed Sep 20, 1972
3605.07
12,497,945
6185
15600
78.0
52.0
--
Mon Sep 20, 1971
3615.27
13,568,744
9404
10200
82.0
46.0
--
Sun Sep 20, 1970
3599.64
12,000,732
15214
9610
89.0
60.0
--
Sat Sep 20, 1969
3573.65
9,657,444
11136
12600
89.0
59.0
--
Fri Sep 20, 1968
3545.91
7,505,232
8858
9680
88.0
65.0
--
Wed Sep 20, 1967
3528.91
6,356,105
8023
10900
81.0
53.0
--
Tue Sep 20, 1966
3531.59
6,542,225
6708
13200
87.0
67.0
--
Mon Sep 20, 1965
3529.19
6,395,147
11624
12000
66.0
47.0
--
Sun Sep 20, 1964
3490.24
4,138,480
6779
2060
83.0
53.0
--
Fri Sep 20, 1963
476,400
4898
1010
87.0
59.0
--



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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 2.532 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