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 15, 1971

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
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
--
Tue, Apr 06, 1971
3602.58
-0.13
12,270,095
13911
22500
72.0
37.0
--
Mon, Apr 05, 1971
3602.71
-0.14
12,282,953
15300
21200
68.0
37.0
--
Averages of List
3602.39
0.03
12,251,144
17837
16969
76
46.1
--


Averages for April 15th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3623.18
0.03
14,678,544
13090
12151
71.4
45.9
55.1
All-Time
3612.56
0.01
13,867,556
12868
12260
72.7
48.5
62.8


All Lake Powell water data for April 15th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Tue Apr 15, 2025
3558.29
7,666,139
3047
10066
74.9
47.8
--
Mon Apr 15, 2024
3558.23
7,661,929
9974
10492
59.0
46.8
--
Sat Apr 15, 2023
3520.39
5,283,316
21162
11556
66.7
45.5
53.0
Fri Apr 15, 2022
3522.69
5,785,754
8008
8798
75.0
49.0
53.0
Thu Apr 15, 2021
3564.58
8,676,127
3925
10450
63.0
50.0
55.0
Wed Apr 15, 2020
3599.96
11,746,260
8726
10939
71.0
40.0
55.0
Mon Apr 15, 2019
3568.71
9,003,220
12880
12578
77.0
52.0
55.0
Sun Apr 15, 2018
3610.84
12,815,039
7328
9666
75.0
44.0
55.0
Sat Apr 15, 2017
3599.39
11,691,979
23462
9628
75.0
48.0
56.0
Fri Apr 15, 2016
3591.14
10,924,022
8845
10965
57.9
43.0
57.0
Wed Apr 15, 2015
3590.75
10,888,537
10241
10376
54.0
39.0
56.0
Tue Apr 15, 2014
3574.37
9,464,905
11250
8676
73.0
39.9
55.0
Mon Apr 15, 2013
3597.73
11,534,799
9044
9693
75.9
55.9
54.0
Sun Apr 15, 2012
3635.89
15,522,983
15757
8972
63.0
37.9
53.0
Fri Apr 15, 2011
3609.84
12,714,201
14046
15516
64.9
41.0
51.0
Thu Apr 15, 2010
3618.64
13,619,659
10742
10457
73.9
48.9
56.0
Wed Apr 15, 2009
3609.76
12,706,157
8394
10320
57.9
37.9
54.0
Tue Apr 15, 2008
3591.31
10,939,518
12565
12865
81.0
52.0
55.0
Sun Apr 15, 2007
3599.96
11,746,256
12832
9168
72.0
46.9
56.0
Sat Apr 15, 2006
3589.14
10,742,822
14178
10165
66.9
46.0
55.0
Fri Apr 15, 2005
3556.31
8,045,677
12326
7265
72.0
48.0
62.0
Thu Apr 15, 2004
3583.19
10,215,280
11963
10755
78.1
51.1
59.0
Tue Apr 15, 2003
3605.81
12,313,176
5697
10444
59.0
39.0
53.0
Mon Apr 15, 2002
3646.91
16,834,140
6900
10382
75.9
48.9
--
Sun Apr 15, 2001
3662.60
18,835,438
9294
7475
72.0
45.0
55.0
Sat Apr 15, 2000
3676.40
20,738,492
13438
17000
81.0
44.0
--
Thu Apr 15, 1999
3677.39
20,880,414
8814
13531
74.0
41.0
--
Wed Apr 15, 1998
3674.29
20,438,438
18963
14300
60.0
38.0
--
Tue Apr 15, 1997
3663.43
18,945,908
17964
21100
67.0
41.0
--
Mon Apr 15, 1996
3672.21
20,145,834
20714
17900
64.0
48.0
--
Sat Apr 15, 1995
3645.45
16,655,992
11189
10000
64.0
46.0
--
Fri Apr 15, 1994
3653.93
17,709,862
7216
11700
81.0
50.0
--
Thu Apr 15, 1993
3619.83
13,745,243
19791
10400
74.0
41.0
--
Wed Apr 15, 1992
3619.63
13,723,953
12531
10100
74.0
53.0
--
Mon Apr 15, 1991
3627.20
14,541,995
9677
10600
74.0
36.0
--
Sun Apr 15, 1990
3650.23
17,244,748
6072
7590
84.0
61.0
--
Sat Apr 15, 1989
3674.80
20,510,606
11047
7200
85.0
45.0
--
Fri Apr 15, 1988
3681.86
21,530,436
11275
11000
77.0
50.0
--
Wed Apr 15, 1987
3681.11
21,420,186
25386
12900
80.0
46.0
--
Tue Apr 15, 1986
3681.44
21,468,672
30657
28700
75.0
48.0
--
Mon Apr 15, 1985
3678.55
21,047,758
37537
20900
83.0
52.0
--
Sun Apr 15, 1984
3673.10
20,301,648
21618
24200
75.0
46.0
--
Fri Apr 15, 1983
3684.91
22,045,988
13730
18900
57.0
36.0
--
Thu Apr 15, 1982
3663.52
19,046,384
12741
13400
76.0
47.0
--
Wed Apr 15, 1981
3677.46
21,014,600
6101
7710
72.0
51.0
--
Tue Apr 15, 1980
3674.76
20,659,094
11837
16900
n/a
n/a
--
Sun Apr 15, 1979
3639.35
16,079,986
21314
6060
78.0
48.0
--
Sat Apr 15, 1978
3624.73
14,433,208
15024
7220
77.0
49.0
--
Fri Apr 15, 1977
3652.03
17,690,780
5846
2410
77.0
46.0
--
Thu Apr 15, 1976
3664.70
19,382,480
10952
14400
60.0
39.0
--
Tue Apr 15, 1975
3646.27
17,022,718
10562
8970
74.0
43.0
--
Mon Apr 15, 1974
3651.55
17,712,622
8215
6620
67.0
40.0
--
Sun Apr 15, 1973
3593.26
11,335,938
14815
28800
67.0
47.0
--
Sat Apr 15, 1972
3611.88
13,192,310
10761
18000
68.0
34.0
--
Thu Apr 15, 1971
3601.80
12,193,072
14876
18300
77.0
55.0
--
Wed Apr 15, 1970
3568.78
9,236,056
11712
16000
62.0
35.0
--
Tue Apr 15, 1969
3546.53
7,537,306
26927
16500
75.0
47.0
--
Mon Apr 15, 1968
3516.21
5,554,708
7370
18200
n/a
n/a
--
Sat Apr 15, 1967
3509.79
5,185,755
9304
11800
73.0
48.0
--
Fri Apr 15, 1966
3538.91
7,035,901
16842
11100
79.0
46.0
--
Thu Apr 15, 1965
3491.42
4,193,619
13216
11200
66.0
42.0
--
Wed Apr 15, 1964
3403.80
808,401
5317
12100
83.0
46.0
--
Mon Apr 15, 1963
6745
1020
81.0
49.0
--



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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 2.484 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