Water Database





The earliest data is from
The most recent data is from Saturday, May 19th, 2018

Water Data for 20 days surrounding Aug 18, 1991

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Wed, Aug 28, 1991
3631.78
-0.14
15053253
6334.00
15000.00
98.0
70.0
--
Tue, Aug 27, 1991
3631.92
-0.20
15068991
6226.00
15000.00
90.0
68.0
--
Mon, Aug 26, 1991
3632.12
-0.19
15091693
5986.00
14800.00
89.0
72.0
--
Sun, Aug 25, 1991
3632.31
-0.09
15113347
6215.00
10600.00
97.0
72.0
--
Sat, Aug 24, 1991
3632.40
-0.16
15123589
6320.00
14700.00
97.0
71.0
--
Fri, Aug 23, 1991
3632.56
-0.18
15141847
6609.00
14900.00
100.0
75.0
--
Thu, Aug 22, 1991
3632.74
-0.17
15162359
7048.00
15000.00
99.0
74.0
--
Wed, Aug 21, 1991
3632.91
-0.20
15181730
6996.00
15100.00
102.0
73.0
--
Tue, Aug 20, 1991
3633.11
-0.15
15204552
6701.00
14900.00
99.0
72.0
--
Mon, Aug 19, 1991
3633.26
-0.12
15221641
7042.00
14900.00
91.0
64.0
--
Sun, Aug 18, 1991
3633.38
-0.14
15235307
6921.00
12400.00
92.0
72.0
--
Sat, Aug 17, 1991
3633.52
-0.13
15251282
7041.00
14500.00
98.0
72.0
--
Fri, Aug 16, 1991
3633.65
-0.16
15266089
7481.00
14900.00
98.0
71.0
--
Thu, Aug 15, 1991
3633.81
-0.16
15284347
7799.00
14900.00
100.0
71.0
--
Wed, Aug 14, 1991
3633.97
-0.18
15302577
7887.00
14900.00
96.0
74.0
--
Tue, Aug 13, 1991
3634.15
-0.08
15323239
8030.00
14900.00
94.0
71.0
--
Mon, Aug 12, 1991
3634.23
-0.15
15332448
8426.00
14500.00
92.0
74.0
--
Sun, Aug 11, 1991
3634.38
-0.12
15349687
9107.00
13900.00
98.0
71.0
--
Sat, Aug 10, 1991
3634.50
-0.12
15363500
9260.00
13900.00
95.0
71.0
--
Fri, Aug 09, 1991
3634.62
-0.13
15377313
9183.00
14500.00
99.0
71.0
--
Thu, Aug 08, 1991
3634.75
-0.07
15392250
9546.00
14700.00
97.0
78.0
--
Averages of List
3633.34
-0.14
15230525.76
7436.10
14423.81
96.24
71.76
--


Averages for August 18th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3653.00
-0.14
18049812.08
9121.03
16386.63
94.79
68.11
79.3
All-Time
3638.64
-0.13
16349833.65
9206.35
15552.76
72.36
48.02
62.7


All Lake Powell water data for August 18th

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Fri Aug 18, 2017
3632.78
15166517
7862.00
14891.00
97.0
70.0
80.0
Thu Aug 18, 2016
3615.71
13313650
7527.00
14524.00
93.0
69.0
79.0
Tue Aug 18, 2015
3610.97
12828186
5553.00
13491.00
98.1
71.0
80.0
Mon Aug 18, 2014
3607.00
12430698
8926.00
13466.00
96.1
73.0
77.0
Sun Aug 18, 2013
3591.30
10938601
4518.00
11694.00
91.9
68.0
77.0
Sat Aug 18, 2012
3625.41
14345183
2924.00
12662.00
97.0
72.0
80.0
Thu Aug 18, 2011
3658.21
18259316
13260.00
24702.00
n/a
n/a
79.0
Wed Aug 18, 2010
3635.83
15516051
8239.00
13244.00
82.0
68.0
82.0
Tue Aug 18, 2009
3639.09
15895887
8219.00
13296.00
96.1
64.9
76.0
Mon Aug 18, 2008
3631.35
15004578
8954.00
14821.00
93.0
66.0
80.0
Sat Aug 18, 2007
3605.42
12274807
6021.00
12561.00
97.0
73.0
81.0
Fri Aug 18, 2006
3604.75
12209110
7918.00
13640.00
93.0
66.9
80.0
Thu Aug 18, 2005
3604.87
12220872
9936.00
14559.00
91.0
66.9
79.0
Wed Aug 18, 2004
3575.27
9539749
4165.00
14224.00
88.0
66.0
78.0
Mon Aug 18, 2003
3606.89
12419792
4981.00
15628.00
98.1
71.1
82.0
Sun Aug 18, 2002
3630.36
14893206
4652.00
13586.00
n/a
n/a
80.0
Sat Aug 18, 2001
3667.66
19516904
7688.00
13950.00
100.0
70.0
79.0
Fri Aug 18, 2000
3680.93
21393826
5958.00
8041.00
96.0
72.0
--
Wed Aug 18, 1999
3693.63
23313508
20435.00
19112.00
88.0
66.0
--
Tue Aug 18, 1998
3692.86
23193676
9758.00
21600.00
94.0
65.0
--
Mon Aug 18, 1997
3692.33
23111428
17400.00
20900.00
94.0
65.0
--
Sun Aug 18, 1996
3683.86
21825908
5587.00
12100.00
100.0
69.0
--
Fri Aug 18, 1995
3692.62
23156408
14335.00
18400.00
95.0
70.0
--
Thu Aug 18, 1994
3658.80
18335984
6327.00
15800.00
105.0
66.0
--
Wed Aug 18, 1993
3665.44
19215590
10348.00
15300.00
96.0
66.0
--
Tue Aug 18, 1992
3627.64
14590388
6224.00
14900.00
105.0
72.0
--
Sun Aug 18, 1991
3633.38
15235307
6921.00
12400.00
92.0
72.0
--
Sat Aug 18, 1990
3643.61
16433213
6921.00
13900.00
92.0
68.0
--
Fri Aug 18, 1989
3671.51
20047892
6905.00
12800.00
86.0
60.0
--
Thu Aug 18, 1988
3689.03
22604564
5910.00
13300.00
99.0
61.0
--
Tue Aug 18, 1987
3693.62
23311738
8063.00
22800.00
97.0
64.0
--
Mon Aug 18, 1986
3697.07
23854140
12699.00
27500.00
99.0
80.0
--
Sun Aug 18, 1985
3693.70
23324192
10293.00
25300.00
93.0
71.0
--
Sat Aug 18, 1984
3700.67
24462908
20619.00
23500.00
88.0
65.0
--
Thu Aug 18, 1983
3706.26
25410114
23618.00
26900.00
100.0
66.0
--
Wed Aug 18, 1982
3686.60
22331472
13094.00
17700.00
92.0
69.0
--
Tue Aug 18, 1981
3675.18
20688048
6250.00
14300.00
95.0
69.0
--
Mon Aug 18, 1980
3692.38
23279448
7591.00
21200.00
95.0
60.0
--
Sat Aug 18, 1979
3682.37
21794476
10721.00
17200.00
85.0
58.0
--
Fri Aug 18, 1978
3648.83
17260426
7008.00
17700.00
94.0
62.0
--
Thu Aug 18, 1977
3644.95
16806990
9623.00
23600.00
92.0
72.0
--
Wed Aug 18, 1976
3669.31
20014966
6525.00
12000.00
94.0
65.0
--
Mon Aug 18, 1975
3673.24
20597132
12325.00
15900.00
95.0
60.0
--
Sun Aug 18, 1974
3659.26
18712504
6580.00
21000.00
97.0
71.0
--
Sat Aug 18, 1973
3644.77
16890658
14335.00
9420.00
91.0
67.0
--
Fri Aug 18, 1972
3611.55
13158117
5530.00
20600.00
95.0
75.0
--
Wed Aug 18, 1971
3618.33
13894706
7418.00
15300.00
94.0
75.0
--
Tue Aug 18, 1970
3599.43
11980336
8021.00
12100.00
94.0
70.0
--
Mon Aug 18, 1969
3577.98
10027844
10469.00
15200.00
98.0
76.0
--
Sun Aug 18, 1968
3550.23
7819693
19246.00
6320.00
88.0
62.0
--
Fri Aug 18, 1967
3532.21
6572670
10743.00
11400.00
100.0
70.0
--
Thu Aug 18, 1966
3536.41
6864901
5086.00
12000.00
99.0
72.0
--
Wed Aug 18, 1965
3533.37
6670968
11227.00
16000.00
89.0
58.0
--
Tue Aug 18, 1964
3490.35
4144205
10820.00
5940.00
98.0
72.0
--
Sun Aug 18, 1963
137400
4073.00
1030.00
94.0
68.0
--



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



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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 - 2018


Water Database