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 Apr 17, 1971

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Tue, Apr 27, 1971
3603.47
0.00
12,358,507
19239
19200
68.0
37.0
--
Mon, Apr 26, 1971
3603.47
0.02
12,358,507
19629
13900
59.0
41.0
--
Sun, Apr 25, 1971
3603.45
0.20
12,356,512
21942
9750
73.0
45.0
--
Sat, Apr 24, 1971
3603.25
0.19
12,336,583
22741
11000
74.0
44.0
--
Fri, Apr 23, 1971
3603.06
0.18
12,317,653
23550
14500
69.0
48.0
--
Thu, Apr 22, 1971
3602.88
0.22
12,299,775
23083
15700
69.0
40.0
--
Wed, Apr 21, 1971
3602.66
0.15
12,277,998
22684
17000
77.0
49.0
--
Tue, Apr 20, 1971
3602.51
0.16
12,263,158
23264
17500
68.0
46.0
--
Mon, Apr 19, 1971
3602.35
0.16
12,247,326
22551
16200
72.0
34.0
--
Sun, Apr 18, 1971
3602.19
0.21
12,231,471
21580
13600
72.0
38.0
--
Sat, Apr 17, 1971
3601.98
0.10
12,210,705
20039
16300
81.0
57.0
--
Fri, Apr 16, 1971
3601.88
0.08
12,200,895
18459
15900
82.0
50.0
--
Thu, Apr 15, 1971
3601.80
0.00
12,193,072
14876
18300
77.0
55.0
--
Wed, Apr 14, 1971
3601.80
-0.06
12,193,072
15195
17700
78.0
55.0
--
Tue, Apr 13, 1971
3601.86
-0.16
12,198,957
13708
18800
83.0
53.0
--
Mon, Apr 12, 1971
3602.02
-0.04
12,214,649
12912
18800
84.0
48.0
--
Sun, Apr 11, 1971
3602.06
-0.09
12,218,613
12921
15900
82.0
46.0
--
Sat, Apr 10, 1971
3602.15
-0.06
12,227,507
13321
17200
80.0
48.0
--
Fri, Apr 09, 1971
3602.21
-0.10
12,233,453
13369
17300
80.0
43.0
--
Thu, Apr 08, 1971
3602.31
-0.13
12,243,363
14196
19700
74.0
44.0
--
Wed, Apr 07, 1971
3602.44
-0.14
12,256,221
14977
21500
80.0
52.0
--
Averages of List
3602.47
0.04
12,258,952
18297
16464
75.3
46.3
--


Averages for April 17th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3623.27
0.05
14,687,831
13908
12034
73.3
46.6
55.3
All-Time
3612.62
0.03
13,874,722
13613
12092
72.7
48.6
62.8


All Lake Powell water data for April 17th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Thu Apr 17, 2025
3558.30
7,666,841
14111
10044
67.5
43.4
--
Wed Apr 17, 2024
3558.21
7,660,526
10616
10370
76.3
52.9
--
Mon Apr 17, 2023
3521.59
5,350,701
30828
12580
75.0
52.9
54.0
Sun Apr 17, 2022
3522.68
5,785,149
7647
7778
80.0
50.0
55.0
Sat Apr 17, 2021
3564.31
8,655,031
4061
9725
61.0
46.0
56.0
Fri Apr 17, 2020
3599.93
11,743,399
8251
10983
67.0
51.0
55.0
Wed Apr 17, 2019
3568.76
9,007,231
11836
11096
73.0
45.0
55.0
Tue Apr 17, 2018
3610.68
12,798,869
7052
11589
64.0
44.0
53.0
Mon Apr 17, 2017
3599.92
11,742,446
24264
10909
81.0
54.0
57.0
Sun Apr 17, 2016
3591.22
10,931,310
10963
10106
62.1
46.9
56.0
Fri Apr 17, 2015
3590.68
10,882,176
11697
10348
61.0
41.0
56.0
Thu Apr 17, 2014
3574.63
9,486,486
13923
8632
79.0
48.0
56.0
Wed Apr 17, 2013
3597.52
11,515,010
5993
9719
53.1
39.9
54.0
Tue Apr 17, 2012
3635.91
15,525,295
10442
10577
75.0
46.9
54.0
Sun Apr 17, 2011
3609.91
12,721,243
16496
15462
82.9
54.0
53.0
Sat Apr 17, 2010
3618.69
13,624,920
11037
9948
77.0
48.0
56.0
Fri Apr 17, 2009
3609.70
12,700,126
8714
10352
62.1
39.0
54.0
Thu Apr 17, 2008
3591.30
10,938,605
13272
12832
62.1
37.9
52.0
Tue Apr 17, 2007
3600.00
11,750,075
11631
10528
73.9
43.0
58.0
Mon Apr 17, 2006
3589.50
10,775,302
16717
10303
69.1
46.0
55.0
Sun Apr 17, 2005
3556.79
8,081,420
15496
7239
80.1
51.1
63.0
Sat Apr 17, 2004
3583.20
10,216,153
11399
10108
73.9
51.1
59.0
Thu Apr 17, 2003
3605.68
12,300,369
6282
10505
64.9
44.1
53.0
Wed Apr 17, 2002
3646.75
16,814,560
6267
10383
73.9
52.0
53.0
Tue Apr 17, 2001
3662.56
18,830,122
7944
10537
82.0
51.1
--
Mon Apr 17, 2000
3676.31
20,725,648
14179
17035
79.0
47.0
56.0
Sat Apr 17, 1999
3677.31
20,868,942
9591
11639
68.0
49.0
--
Fri Apr 17, 1998
3674.50
20,468,150
18583
14100
57.0
31.0
--
Thu Apr 17, 1997
3663.37
18,937,928
17660
21000
82.0
48.0
--
Wed Apr 17, 1996
3672.40
20,172,422
22026
18100
79.0
48.0
--
Mon Apr 17, 1995
3645.55
16,668,162
12950
11400
66.0
31.0
--
Sun Apr 17, 1994
3653.85
17,699,724
6795
9580
80.0
48.0
--
Sat Apr 17, 1993
3620.15
13,779,121
18421
10500
75.0
48.0
--
Fri Apr 17, 1992
3619.81
13,742,961
13873
9970
80.0
51.0
--
Wed Apr 17, 1991
3627.22
14,544,197
9049
9590
78.0
42.0
--
Tue Apr 17, 1990
3649.96
17,211,036
5763
14000
81.0
52.0
--
Mon Apr 17, 1989
3674.91
20,526,208
11313
9310
87.0
46.0
--
Sun Apr 17, 1988
3682.11
21,567,186
12883
8040
62.0
42.0
--
Fri Apr 17, 1987
3681.37
21,458,408
22046
13400
83.0
51.0
--
Thu Apr 17, 1986
3681.52
21,480,442
29449
28400
67.0
45.0
--
Wed Apr 17, 1985
3679.41
21,172,438
42951
15300
82.0
56.0
--
Tue Apr 17, 1984
3673.06
20,296,036
22103
24700
83.0
44.0
--
Sun Apr 17, 1983
3684.89
22,043,002
14301
16100
71.0
43.0
--
Sat Apr 17, 1982
3663.78
19,081,078
18687
8520
78.0
43.0
--
Fri Apr 17, 1981
3677.40
21,005,928
6297
8180
83.0
53.0
--
Thu Apr 17, 1980
3674.69
20,649,110
11675
15200
n/a
n/a
--
Tue Apr 17, 1979
3640.00
16,157,000
25586
6170
82.0
52.0
--
Mon Apr 17, 1978
3625.10
14,474,011
18126
9650
65.0
39.0
--
Sun Apr 17, 1977
3652.10
17,699,710
4790
1590
82.0
50.0
--
Sat Apr 17, 1976
3664.63
19,372,950
10162
8470
59.0
25.0
--
Thu Apr 17, 1975
3646.26
17,021,476
9962
7730
68.0
38.0
--
Wed Apr 17, 1974
3651.59
17,717,712
8272
8210
76.0
49.0
--
Tue Apr 17, 1973
3592.83
11,295,744
16727
28200
71.0
49.0
--
Mon Apr 17, 1972
3611.70
13,173,657
11740
18500
78.0
50.0
--
Sat Apr 17, 1971
3601.98
12,210,705
20039
16300
81.0
57.0
--
Fri Apr 17, 1970
3568.47
9,210,765
10946
17100
67.0
50.0
--
Thu Apr 17, 1969
3547.14
7,581,105
24406
15900
69.0
44.0
--
Wed Apr 17, 1968
3515.78
5,528,907
9030
17400
71.0
46.0
--
Mon Apr 17, 1967
3509.75
5,183,447
8085
11600
72.0
40.0
--
Sun Apr 17, 1966
3539.02
7,043,490
15176
11600
85.0
52.0
--
Sat Apr 17, 1965
3491.21
4,182,712
12845
14200
88.0
48.0
--
Fri Apr 17, 1964
3402.70
777,899
5312
11500
83.0
55.0
--
Wed Apr 17, 1963
8906
980
65.0
40.0
--



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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 2.526 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