Water Database



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The earliest data is from Thursday, March 14th, 1963
The most recent data is from Friday, July 3rd, 2015

Water Data for 20 days surrounding Apr 18, 1991

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sun, Apr 28, 1991
3627.60
0.12
14586011
9858.00
4270.00
62.0
38.0
--
Sat, Apr 27, 1991
3627.48
0.09
14572798
9839.00
5920.00
64.0
41.0
--
Fri, Apr 26, 1991
3627.39
-0.03
14562888
9639.00
8330.00
69.0
42.0
--
Thu, Apr 25, 1991
3627.42
0.03
14566191
9743.00
11600.00
77.0
49.0
--
Wed, Apr 24, 1991
3627.39
0.03
14562888
9686.00
8830.00
75.0
46.0
--
Tue, Apr 23, 1991
3627.36
-0.06
14559612
9467.00
10300.00
74.0
48.0
--
Mon, Apr 22, 1991
3627.42
0.06
14566191
9401.00
8890.00
74.0
49.0
--
Sun, Apr 21, 1991
3627.36
0.16
14559612
9001.00
5130.00
80.0
49.0
--
Sat, Apr 20, 1991
3627.20
-0.02
14541995
8316.00
5120.00
80.0
47.0
--
Fri, Apr 19, 1991
3627.22
0.03
14544197
7993.00
5680.00
70.0
44.0
--
Thu, Apr 18, 1991
3627.19
-0.03
14540894
8392.00
10200.00
76.0
45.0
--
Wed, Apr 17, 1991
3627.22
0.04
14544197
9049.00
9590.00
78.0
42.0
--
Tue, Apr 16, 1991
3627.18
-0.02
14539792
9591.00
8810.00
77.0
45.0
--
Mon, Apr 15, 1991
3627.20
0.04
14541995
9677.00
10600.00
74.0
36.0
--
Sun, Apr 14, 1991
3627.16
0.03
14537590
9020.00
7270.00
64.0
37.0
--
Sat, Apr 13, 1991
3627.13
0.01
14534287
8916.00
10400.00
62.0
38.0
--
Fri, Apr 12, 1991
3627.12
-0.05
14533213
8878.00
12300.00
59.0
34.0
--
Thu, Apr 11, 1991
3627.17
-0.02
14538691
9201.00
13500.00
56.0
34.0
--
Wed, Apr 10, 1991
3627.19
-0.11
14540894
9220.00
11100.00
70.0
47.0
--
Tue, Apr 09, 1991
3627.30
-0.06
14553005
8059.00
10900.00
66.0
42.0
--
Mon, Apr 08, 1991
3627.36
-0.06
14559612
6822.00
9330.00
76.0
40.0
--
Averages of List
3627.29
0.01
14551740.62
9036.57
8955.71
70.62
42.52
--


Averages for April 18th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3638.68
0.06
16280822.03
14424.06
12359.06
73.63
46.97
55.9
All-Time
3620.93
0.03
14791058.56
13982.98
12420.70
72.50
48.12
62.7


All Lake Powell water data for April 18th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sat Apr 18, 2015
3590.65
10879450
8405.00
9531.00
75.9
46.0
56.0
Fri Apr 18, 2014
3574.68
9490640
11347.00
8768.00
75.0
55.9
56.0
Thu Apr 18, 2013
3597.41
11504653
4413.00
9676.00
55.9
37.0
54.0
Wed Apr 18, 2012
3635.94
15528762
12816.00
10433.00
80.1
50.0
55.0
Mon Apr 18, 2011
3609.98
12728287
15866.00
15476.00
77.0
64.0
54.0
Sun Apr 18, 2010
3618.75
13631236
11551.00
9413.00
81.0
50.0
57.0
Sat Apr 18, 2009
3609.71
12701131
9614.00
9792.00
71.1
44.1
54.0
Fri Apr 18, 2008
3591.41
10948623
15061.00
12814.00
75.0
39.9
54.0
Wed Apr 18, 2007
3600.01
11751030
11126.00
10523.00
72.0
44.1
57.0
Tue Apr 18, 2006
3589.74
10796984
20219.00
10324.00
57.9
37.9
55.0
Mon Apr 18, 2005
3557.10
8104563
17847.00
7244.00
77.0
53.1
62.0
Sun Apr 18, 2004
3583.27
10222266
11107.00
9829.00
62.1
44.1
58.0
Fri Apr 18, 2003
3605.56
12288580
6821.00
10465.00
57.0
39.0
54.0
Thu Apr 18, 2002
3646.66
16803538
6362.00
10436.00
73.0
46.0
53.0
Wed Apr 18, 2001
3662.50
18822148
7519.00
10629.00
84.0
52.0
--
Tue Apr 18, 2000
3676.26
20718494
14967.00
16846.00
85.0
42.0
57.0
Sun Apr 18, 1999
3677.29
20866066
9685.00
10448.00
72.0
56.0
--
Sat Apr 18, 1998
3674.65
20489384
18240.00
10600.00
59.0
34.0
--
Fri Apr 18, 1997
3663.33
18932588
17574.00
21000.00
79.0
50.0
59.0
Thu Apr 18, 1996
3672.46
20180834
21560.00
17900.00
74.0
49.0
--
Tue Apr 18, 1995
3645.63
16677873
13083.00
11600.00
55.0
42.0
--
Mon Apr 18, 1994
3653.80
17693372
6997.00
11900.00
84.0
54.0
--
Sun Apr 18, 1993
3620.50
13816275
18297.00
9960.00
82.0
54.0
--
Sat Apr 18, 1992
3619.99
13761944
15053.00
9130.00
83.0
49.0
--
Thu Apr 18, 1991
3627.19
14540894
8392.00
10200.00
76.0
45.0
--
Wed Apr 18, 1990
3649.93
17207312
5713.00
10700.00
69.0
47.0
--
Tue Apr 18, 1989
3674.91
20526208
11294.00
11300.00
90.0
45.0
--
Mon Apr 18, 1988
3682.20
21580392
14330.00
11000.00
70.0
45.0
--
Sat Apr 18, 1987
3681.49
21476028
22779.00
14500.00
84.0
54.0
--
Fri Apr 18, 1986
3681.50
21477500
28307.00
30900.00
60.0
42.0
--
Thu Apr 18, 1985
3679.90
21243486
45396.00
14600.00
78.0
45.0
--
Wed Apr 18, 1984
3672.99
20286206
22798.00
25300.00
78.0
52.0
--
Mon Apr 18, 1983
3684.86
22038558
14596.00
17400.00
69.0
43.0
--
Sun Apr 18, 1982
3664.00
19110428
18935.00
2940.00
75.0
40.0
--
Sat Apr 18, 1981
3677.38
21003038
6772.00
8990.00
81.0
53.0
--
Fri Apr 18, 1980
3674.66
20644832
13235.00
15900.00
n/a
n/a
--
Wed Apr 18, 1979
3640.36
16200033
27803.00
6040.00
74.0
55.0
--
Tue Apr 18, 1978
3625.25
14490500
17641.00
10200.00
66.0
42.0
--
Mon Apr 18, 1977
3652.13
17703506
5056.00
6160.00
84.0
50.0
--
Sun Apr 18, 1976
3664.72
19385202
10067.00
6710.00
59.0
43.0
--
Fri Apr 18, 1975
3646.30
17026446
9467.00
7430.00
60.0
n/a
--
Thu Apr 18, 1974
3651.51
17707534
8635.00
10300.00
80.0
51.0
--
Wed Apr 18, 1973
3592.64
11278030
15576.00
28700.00
69.0
43.0
--
Tue Apr 18, 1972
3611.63
13166393
11246.00
16400.00
76.0
45.0
--
Sun Apr 18, 1971
3602.19
12231471
21580.00
13600.00
72.0
38.0
--
Sat Apr 18, 1970
3568.38
9203416
10507.00
14500.00
64.0
46.0
--
Fri Apr 18, 1969
3547.40
7599931
24425.00
17000.00
69.0
42.0
--
Thu Apr 18, 1968
3515.44
5508663
8853.00
17200.00
55.0
38.0
--
Tue Apr 18, 1967
3509.45
5166151
7783.00
16000.00
77.0
44.0
--
Mon Apr 18, 1966
3539.01
7042793
15509.00
14300.00
82.0
49.0
--
Sun Apr 18, 1965
3491.24
4184272
13150.00
13600.00
77.0
52.0
--
Sat Apr 18, 1964
3402.30
767101
5466.00
10700.00
80.0
45.0
--
Thu Apr 18, 1963
10257.00
990.00
55.0
31.0
--



Search DB for more Lake Powell Water Data Facts



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 0.366 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


Copyright Summit Technologies, Inc.
1999 - 2015


Water Database