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 Oct 18, 2021

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Thu, Oct 28, 2021
3544.31
-0.04
7,184,918
6973
8136
66.0
43.0
63.0
Wed, Oct 27, 2021
3544.35
-0.01
7,187,682
7823
7858
61.0
41.0
63.0
Tue, Oct 26, 2021
3544.36
-0.05
7,188,373
4847
6388
66.0
49.0
63.0
Mon, Oct 25, 2021
3544.41
0.00
7,191,830
8008
7667
79.0
52.0
63.0
Sun, Oct 24, 2021
3544.41
-0.02
7,191,830
7087
7499
69.0
52.0
63.0
Sat, Oct 23, 2021
3544.43
-0.04
7,193,213
6926
8091
73.0
52.0
64.0
Fri, Oct 22, 2021
3544.47
-0.08
7,195,979
5756
8428
69.0
46.0
64.0
Thu, Oct 21, 2021
3544.55
-0.05
7,201,514
6905
8447
67.0
45.0
64.0
Wed, Oct 20, 2021
3544.60
-0.07
7,204,975
6133
8430
65.0
42.0
65.0
Tue, Oct 19, 2021
3544.67
-0.05
7,209,821
6109
7653
63.0
41.0
65.0
Mon, Oct 18, 2021
3544.72
-0.05
7,213,285
5617
7160
71.0
48.0
65.0
Sun, Oct 17, 2021
3544.77
-0.03
7,216,749
4003
4792
66.0
43.0
65.0
Sat, Oct 16, 2021
3544.80
-0.04
7,218,828
4994
6162
63.0
40.0
65.0
Fri, Oct 15, 2021
3544.84
-0.06
7,221,601
6338
8261
59.0
39.0
66.0
Thu, Oct 14, 2021
3544.90
-0.02
7,225,762
8016
8428
60.0
41.0
67.0
Wed, Oct 13, 2021
3544.92
-0.08
7,227,149
4434
7113
56.0
38.0
68.0
Tue, Oct 12, 2021
3545.00
-0.13
7,232,699
3695
8266
51.0
38.0
69.0
Mon, Oct 11, 2021
3545.13
0.01
7,241,725
9162
8440
74.0
46.0
70.0
Sun, Oct 10, 2021
3545.12
-0.04
7,241,031
6338
7507
68.0
48.0
71.0
Sat, Oct 09, 2021
3545.16
-0.03
7,243,809
7132
7923
68.0
52.0
71.0
Fri, Oct 08, 2021
3545.19
-0.06
7,245,893
6276
8203
66.0
56.0
71.0
Averages of List
3544.72
-0.04
7,213,270
6313
7660
65.7
45.3
66


Averages for October 18th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3636.92
-0.03
16,194,602
9523
10938
71
48
67.4
All-Time
3627.11
-0.01
15,060,493
9592
10384
72.3
48.3
62.9


All Lake Powell water data for October 18th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Fri Oct 18, 2024
3576.83
9,043,300
6226
7959
59.6
44.2
--
Wed Oct 18, 2023
3572.95
8,742,322
7761
7787
80.6
47.1
70.0
Tue Oct 18, 2022
3530.15
5,846,003
6522
7867
75.0
51.0
72.0
Mon Oct 18, 2021
3544.72
7,213,285
5617
7160
71.0
48.0
65.0
Sun Oct 18, 2020
3593.46
11,136,638
2866
8893
85.0
58.0
67.0
Fri Oct 18, 2019
3613.91
13,127,902
9542
10084
70.0
54.0
65.0
Thu Oct 18, 2018
3591.59
10,965,057
9918
10417
59.0
46.0
66.0
Wed Oct 18, 2017
3627.85
14,613,457
8070
11053
75.0
50.0
65.0
Tue Oct 18, 2016
3610.21
12,751,450
5586
9963
75.0
53.0
67.0
Sun Oct 18, 2015
3605.87
12,319,078
10415
8797
69.1
57.0
71.0
Sat Oct 18, 2014
3606.06
12,337,799
9107
9259
n/a
n/a
--
Fri Oct 18, 2013
3591.10
10,920,379
6958
7952
66.9
45.0
66.0
Thu Oct 18, 2012
3620.38
13,803,532
6866
7999
73.0
50.0
68.0
Tue Oct 18, 2011
3651.43
17,394,376
10814
15438
73.0
50.0
68.0
Mon Oct 18, 2010
3634.19
15,327,404
7572
8060
69.1
54.0
70.0
Sun Oct 18, 2009
3634.17
15,325,113
8235
9977
79.0
52.0
67.0
Sat Oct 18, 2008
3625.07
14,308,087
7738
12175
75.0
46.9
66.0
Thu Oct 18, 2007
3601.17
11,862,031
8394
10057
62.1
44.1
65.0
Wed Oct 18, 2006
3607.42
12,472,349
16266
9987
57.0
44.1
66.0
Tue Oct 18, 2005
3602.34
11,974,732
9389
8525
63.0
50.0
68.0
Mon Oct 18, 2004
3570.63
9,158,086
7205
8290
n/a
n/a
68.0
Sat Oct 18, 2003
3602.82
12,021,169
6082
8035
80.1
53.1
68.0
Fri Oct 18, 2002
3625.44
14,348,453
5312
8313
68.0
46.0
67.0
Thu Oct 18, 2001
3663.28
18,925,916
6909
10160
79.0
52.0
67.0
Wed Oct 18, 2000
3676.69
20,779,996
7244
10090
78.0
49.0
--
Mon Oct 18, 1999
3689.95
22,744,702
10748
17557
63.0
36.0
--
Sun Oct 18, 1998
3686.33
22,195,176
10583
12357
61.0
38.0
--
Sat Oct 18, 1997
3689.69
22,704,900
17473
19700
75.0
47.0
--
Fri Oct 18, 1996
3678.52
21,043,308
8547
11100
67.0
43.0
--
Wed Oct 18, 1995
3685.56
22,079,560
10525
15900
82.0
49.0
--
Tue Oct 18, 1994
3653.88
17,703,506
8893
9040
59.0
42.0
--
Mon Oct 18, 1993
3662.32
18,798,276
10233
8960
62.0
46.0
--
Sun Oct 18, 1992
3621.75
13,949,539
6118
7590
n/a
50.0
--
Fri Oct 18, 1991
3627.67
14,593,691
7227
9070
87.0
55.0
--
Thu Oct 18, 1990
3637.22
15,677,517
6765
8000
72.0
47.0
--
Wed Oct 18, 1989
3663.98
19,019,338
6875
15000
71.0
45.0
--
Tue Oct 18, 1988
3684.61
21,937,906
6711
11100
80.0
52.0
--
Sun Oct 18, 1987
3687.47
22,366,966
9963
4990
75.0
46.0
--
Sat Oct 18, 1986
3689.55
22,683,608
18997
19000
77.0
48.0
--
Fri Oct 18, 1985
3686.25
22,183,500
16198
12800
70.0
47.0
--
Thu Oct 18, 1984
3693.90
23,387,570
18965
20600
52.0
39.0
--
Tue Oct 18, 1983
3696.40
23,812,698
15928
23900
71.0
50.0
--
Mon Oct 18, 1982
3687.71
22,498,876
16847
16300
78.0
46.0
--
Sun Oct 18, 1981
3672.69
20,335,640
13702
8400
67.0
45.0
--
Sat Oct 18, 1980
3686.12
22,322,884
10633
6530
n/a
n/a
--
Thu Oct 18, 1979
3676.93
21,000,226
7614
7910
77.0
53.0
--
Wed Oct 18, 1978
3638.46
15,999,915
5643
12900
79.0
54.0
--
Tue Oct 18, 1977
3635.94
15,729,002
4980
6690
79.0
50.0
--
Mon Oct 18, 1976
3662.74
19,118,084
7362
13900
78.0
53.0
--
Sat Oct 18, 1975
3666.52
19,660,084
8839
6010
75.0
49.0
--
Fri Oct 18, 1974
3650.81
17,618,674
8526
10000
78.0
49.0
--
Thu Oct 18, 1973
3645.86
17,025,152
12016
10600
79.0
51.0
--
Wed Oct 18, 1972
3604.55
12,446,253
21137
12000
64.0
53.0
--
Mon Oct 18, 1971
3613.81
13,414,453
11303
9500
50.0
39.0
--
Sun Oct 18, 1970
3599.37
11,974,525
12643
4710
69.0
42.0
--
Sat Oct 18, 1969
3573.81
9,670,943
13010
11000
71.0
54.0
--
Fri Oct 18, 1968
3544.49
7,403,809
8837
11900
66.0
38.0
--
Wed Oct 18, 1967
3528.15
6,306,976
7793
7320
74.0
45.0
--
Tue Oct 18, 1966
3528.07
6,312,062
9174
6810
71.0
43.0
--
Mon Oct 18, 1965
3531.25
6,530,143
17679
15700
69.0
46.0
--
Sun Oct 18, 1964
3491.65
4,211,795
6575
3660
76.0
56.0
--
Fri Oct 18, 1963
571,400
3041
1000
71.0
52.0
--



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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 2.327 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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powell Water Database