Lake Powell Water Database


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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 Oct 21, 1969

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Fri, Oct 31, 1969
3574.90
-0.02
9,763,123
13886
14400
62.0
38.0
--
Thu, Oct 30, 1969
3574.92
-0.11
9,764,817
13475
15100
62.0
40.0
--
Wed, Oct 29, 1969
3575.03
0.09
9,774,160
13281
11600
73.0
45.0
--
Tue, Oct 28, 1969
3574.94
-0.05
9,766,512
13605
11000
74.0
62.0
--
Mon, Oct 27, 1969
3574.99
0.04
9,770,748
13464
9610
68.0
48.0
--
Sun, Oct 26, 1969
3574.95
0.15
9,767,359
14102
7300
68.0
49.0
--
Sat, Oct 25, 1969
3574.80
0.09
9,754,671
16187
9430
67.0
48.0
--
Fri, Oct 24, 1969
3574.71
0.19
9,747,046
26205
9870
62.0
44.0
--
Thu, Oct 23, 1969
3574.52
0.34
9,730,969
22768
10900
61.0
47.0
--
Wed, Oct 22, 1969
3574.18
0.21
9,702,182
14275
12100
54.0
46.0
--
Tue, Oct 21, 1969
3573.97
-0.04
9,684,422
14610
13200
64.0
49.0
--
Mon, Oct 20, 1969
3574.01
0.09
9,687,800
14188
10600
64.0
44.0
--
Sun, Oct 19, 1969
3573.92
0.11
9,680,203
13767
7480
60.0
38.0
--
Sat, Oct 18, 1969
3573.81
0.01
9,670,943
13010
11000
71.0
54.0
--
Fri, Oct 17, 1969
3573.80
-0.03
9,670,099
12319
12900
78.0
57.0
--
Thu, Oct 16, 1969
3573.83
-0.03
9,672,631
12675
12700
71.0
52.0
--
Wed, Oct 15, 1969
3573.86
0.06
9,675,161
12816
11600
67.0
48.0
--
Tue, Oct 14, 1969
3573.80
-0.05
9,670,099
12103
12100
67.0
40.0
--
Mon, Oct 13, 1969
3573.85
-0.12
9,674,318
10806
11900
65.0
40.0
--
Sun, Oct 12, 1969
3573.97
0.02
9,684,422
10568
7760
60.0
42.0
--
Sat, Oct 11, 1969
3573.95
0.09
9,682,734
11411
12100
60.0
48.0
--
Averages of List
3574.32
0.05
9,714,020
14263
11174
65.6
46.6
--


Averages for October 21st

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3636.81
-0.04
16,181,429
9493
10800
70.1
47
66.7
All-Time
3627.07
-0.02
15,055,086
9975
10090
72.3
48.3
62.7


All Lake Powell water data for October 21st

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Mon Oct 21, 2024
3576.93
9,051,146
12644
7115
66.5
40.2
--
Sat Oct 21, 2023
3572.93
8,740,787
8025
7634
82.8
48.7
70.0
Fri Oct 21, 2022
3529.99
5,836,504
6160
7826
77.0
53.0
71.0
Thu Oct 21, 2021
3544.55
7,201,514
6905
8447
67.0
45.0
64.0
Wed Oct 21, 2020
3593.02
11,096,113
3496
10513
81.0
54.0
68.0
Mon Oct 21, 2019
3613.70
13,106,343
7107
10443
69.0
39.0
64.0
Sun Oct 21, 2018
3591.42
10,949,543
8163
9159
68.0
50.0
65.0
Sat Oct 21, 2017
3627.64
14,590,226
3211
9202
61.0
46.0
65.0
Fri Oct 21, 2016
3609.95
12,725,268
6262
10085
72.0
44.0
67.0
Wed Oct 21, 2015
3606.18
12,349,632
12188
10030
62.1
51.1
71.0
Tue Oct 21, 2014
3606.01
12,332,870
8504
10105
77.0
63.0
67.0
Mon Oct 21, 2013
3591.07
10,917,647
7993
7996
70.0
50.0
64.0
Sun Oct 21, 2012
3620.18
13,782,312
5766
8054
78.1
54.0
67.0
Fri Oct 21, 2011
3651.14
17,358,038
10348
15488
77.0
51.1
67.0
Thu Oct 21, 2010
3634.08
15,314,809
7567
8050
62.1
50.0
68.0
Wed Oct 21, 2009
3634.02
15,307,942
8403
10067
66.9
51.1
65.0
Tue Oct 21, 2008
3624.85
14,284,121
7585
12123
78.1
50.0
--
Sun Oct 21, 2007
3601.10
11,855,329
8650
9244
57.0
39.9
64.0
Sat Oct 21, 2006
3607.77
12,507,145
16279
9746
61.0
43.0
65.0
Fri Oct 21, 2005
3602.55
11,995,030
11124
8363
68.0
48.0
67.0
Thu Oct 21, 2004
3570.43
9,141,874
7254
8256
55.9
45.0
66.0
Tue Oct 21, 2003
3602.67
12,006,630
5968
8081
80.1
53.1
69.0
Mon Oct 21, 2002
3625.24
14,326,625
5387
8331
70.0
46.9
66.0
Sun Oct 21, 2001
3663.13
18,905,906
6625
7278
73.9
54.0
--
Sat Oct 21, 2000
3676.62
20,769,998
6778
9469
79.0
46.0
--
Thu Oct 21, 1999
3689.61
22,692,688
11121
17288
72.0
45.0
--
Wed Oct 21, 1998
3686.13
22,165,074
11244
15308
73.0
49.0
--
Tue Oct 21, 1997
3689.57
22,686,566
17246
20200
74.0
48.0
--
Mon Oct 21, 1996
3678.37
21,021,648
8634
10600
58.0
38.0
--
Sat Oct 21, 1995
3685.29
22,039,124
10180
13100
75.0
45.0
--
Fri Oct 21, 1994
3653.83
17,697,182
9001
7770
70.0
44.0
--
Thu Oct 21, 1993
3662.33
18,799,602
10579
8920
72.0
42.0
--
Wed Oct 21, 1992
3621.57
13,930,298
6257
9380
n/a
52.0
--
Mon Oct 21, 1991
3627.52
14,577,202
6686
8780
71.0
51.0
--
Sun Oct 21, 1990
3637.25
15,681,000
7348
7980
58.0
39.0
--
Sat Oct 21, 1989
3663.79
18,994,076
7020
6660
75.0
46.0
--
Fri Oct 21, 1988
3684.45
21,914,042
6399
8900
81.0
52.0
--
Wed Oct 21, 1987
3687.36
22,350,376
9250
8400
73.0
45.0
--
Tue Oct 21, 1986
3689.52
22,679,042
19829
19400
62.0
41.0
--
Mon Oct 21, 1985
3686.32
22,194,010
14739
12400
76.0
52.0
--
Sun Oct 21, 1984
3694.28
23,447,154
19019
5220
58.0
38.0
--
Fri Oct 21, 1983
3695.97
23,744,760
16133
24000
74.0
47.0
--
Thu Oct 21, 1982
3687.68
22,494,338
16706
17400
66.0
43.0
--
Wed Oct 21, 1981
3672.37
20,290,422
11649
20800
70.0
47.0
--
Tue Oct 21, 1980
3686.05
22,312,342
9758
12400
67.0
37.0
--
Sun Oct 21, 1979
3676.97
21,005,974
6981
4310
66.0
42.0
--
Sat Oct 21, 1978
3638.23
15,972,625
6116
6690
68.0
52.0
--
Fri Oct 21, 1977
3635.87
15,720,865
5063
4770
69.0
47.0
--
Thu Oct 21, 1976
3662.37
19,068,416
8035
14600
66.0
44.0
--
Tue Oct 21, 1975
3666.50
19,657,334
8764
8020
75.0
51.0
--
Mon Oct 21, 1974
3650.80
17,617,406
8267
12200
78.0
52.0
--
Sun Oct 21, 1973
3645.89
17,028,830
10774
4630
77.0
49.0
--
Sat Oct 21, 1972
3607.52
12,745,008
42911
7350
60.0
44.0
--
Thu Oct 21, 1971
3613.95
13,429,095
11606
9920
68.0
42.0
--
Wed Oct 21, 1970
3599.38
11,975,475
12567
10300
72.0
54.0
--
Tue Oct 21, 1969
3573.97
9,684,422
14610
13200
64.0
49.0
--
Mon Oct 21, 1968
3544.38
7,395,944
9171
9660
75.0
48.0
--
Sat Oct 21, 1967
3528.20
6,310,212
7972
4590
77.0
48.0
--
Fri Oct 21, 1966
3527.96
6,304,967
9931
11000
74.0
52.0
--
Thu Oct 21, 1965
3531.34
6,536,166
17484
13600
71.0
48.0
--
Wed Oct 21, 1964
3491.69
4,213,877
6883
3750
76.0
46.0
--
Mon Oct 21, 1963
584,400
4107
1000
72.0
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 1.891 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