Water Database



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The earliest data is from Thursday, March 14th, 1963
The most recent data is from Tuesday, October 21st, 2014

Water Data for 20 days surrounding Apr 18, 1977

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Thu, Apr 28, 1977
3652.52
0.05
17753230
6004.00
4450.00
83.0
56.0
--
Wed, Apr 27, 1977
3652.47
0.01
17746852
5928.00
2590.00
85.0
65.0
--
Tue, Apr 26, 1977
3652.46
0.04
17745576
5966.00
2940.00
89.0
55.0
--
Mon, Apr 25, 1977
3652.42
0.06
17740472
5890.00
3430.00
82.0
53.0
--
Sun, Apr 24, 1977
3652.36
0.05
17732850
6128.00
986.00
83.0
54.0
--
Sat, Apr 23, 1977
3652.31
0.06
17726470
6442.00
1200.00
83.0
54.0
--
Fri, Apr 22, 1977
3652.25
0.07
17718816
6347.00
1320.00
79.0
48.0
--
Thu, Apr 21, 1977
3652.18
0.09
17709886
5982.00
2370.00
79.0
48.0
--
Wed, Apr 20, 1977
3652.09
0.02
17698434
6054.00
3570.00
73.0
45.0
--
Tue, Apr 19, 1977
3652.07
-0.06
17695882
6010.00
6080.00
84.0
50.0
--
Mon, Apr 18, 1977
3652.13
0.03
17703506
5056.00
6160.00
84.0
50.0
--
Sun, Apr 17, 1977
3652.10
0.02
17699710
4790.00
1590.00
82.0
50.0
--
Sat, Apr 16, 1977
3652.08
0.05
17697158
5196.00
1690.00
73.0
46.0
--
Fri, Apr 15, 1977
3652.03
0.00
17690780
5846.00
2410.00
77.0
46.0
--
Thu, Apr 14, 1977
3652.03
0.08
17690780
5994.00
2450.00
78.0
44.0
--
Wed, Apr 13, 1977
3651.95
-0.03
17680620
6261.00
1950.00
74.0
45.0
--
Tue, Apr 12, 1977
3651.98
0.14
17684420
5901.00
1710.00
75.0
44.0
--
Mon, Apr 11, 1977
3651.84
0.08
17666720
6296.00
1600.00
77.0
43.0
--
Sun, Apr 10, 1977
3651.76
0.08
17656588
6477.00
2140.00
85.0
46.0
--
Sat, Apr 09, 1977
3651.68
-0.03
17646456
6527.00
6700.00
84.0
48.0
--
Fri, Apr 08, 1977
3651.71
0.04
17650256
6355.00
5360.00
80.0
49.0
--
Averages of List
3652.12
0.04
17701688.67
5973.81
2985.52
80.43
49.48
--


Averages for April 18th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3640.09
0.06
16439685.91
14601.09
12442.24
73.56
47.00
55.9
All-Time
3621.52
0.03
14867756.76
14090.25
12476.27
72.64
48.20
62.9


All Lake Powell water data for April 18th

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



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 0.449 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 - 2014


Water Database