Water Database





The earliest data is from
The most recent data is from Thursday, December 13th, 2018

Water Data for 20 days surrounding Jul 31, 2018

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Fri, Aug 10, 2018
3601.54
-0.23
11897596
4571.00
15803.00
0.0
0.0
79.0
Thu, Aug 09, 2018
3601.77
-0.29
11919736
1290.00
15686.00
0.0
0.0
79.0
Wed, Aug 08, 2018
3602.06
-0.21
11947691
5439.00
15650.00
0.0
0.0
79.0
Tue, Aug 07, 2018
3602.27
-0.25
11967962
3466.00
15794.00
0.0
0.0
79.0
Mon, Aug 06, 2018
3602.52
-1.07
11992124
4914.00
15677.00
0.0
0.0
79.0
Sun, Aug 05, 2018
3602.74
0.22
12013414
3336.00
11473.00
0.0
0.0
79.0
Sat, Aug 04, 2018
3602.91
0.39
12029883
3389.00
11533.00
0.0
0.0
79.0
Fri, Aug 03, 2018
3603.08
0.56
12046367
3444.00
14239.00
0.0
0.0
79.0
Thu, Aug 02, 2018
3603.30
0.78
12067722
1229.00
15744.00
0.0
0.0
79.0
Wed, Aug 01, 2018
3603.59
-0.21
12095911
5419.00
15712.00
0.0
0.0
79.0
Tue, Jul 31, 2018
3603.80
-0.23
12116351
3999.00
15366.00
0.0
0.0
79.0
Mon, Jul 30, 2018
3604.03
-0.18
12138765
6227.00
14950.00
0.0
0.0
79.0
Sun, Jul 29, 2018
3604.21
-0.19
12156325
1963.00
11227.00
0.0
0.0
79.0
Sat, Jul 28, 2018
3604.40
-0.20
12174880
1401.00
11206.00
0.0
0.0
79.0
Fri, Jul 27, 2018
3604.60
-0.17
12194432
1549.00
15097.00
0.0
0.0
79.0
Thu, Jul 26, 2018
3604.77
-0.28
12211068
1224.00
15318.00
0.0
0.0
79.0
Wed, Jul 25, 2018
3605.05
-0.26
12238501
2236.00
15281.00
0.0
0.0
79.0
Tue, Jul 24, 2018
3605.31
-0.22
12264011
4295.00
15218.00
0.0
0.0
79.0
Mon, Jul 23, 2018
3605.53
-0.22
12285625
4503.00
15438.00
0.0
0.0
80.0
Sun, Jul 22, 2018
3605.75
-0.15
12307264
4171.00
11364.00
0.0
0.0
79.0
Sat, Jul 21, 2018
3605.90
-0.11
12322032
6252.00
11304.00
0.0
0.0
79.0
Averages of List
3603.77
-0.12
12113698.10
3538.90
14241.90
0.00
0.00
79.0


Averages for July 31st

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3653.93
-0.12
18174334.15
12125.03
17137.23
94.11
69.82
80.0
All-Time
3639.86
-0.10
16510588.48
12244.52
15789.50
71.40
47.79
63.4


All Lake Powell water data for July 31st

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Tue Jul 31, 2018
3603.80
12116351
3999.00
15366.00
0.0
0.0
79.0
Mon Jul 31, 2017
3634.69
15384745
11035.00
14376.00
99.0
75.0
81.0
Sun Jul 31, 2016
3618.22
13575516
12130.00
13493.00
97.0
69.0
79.0
Fri Jul 31, 2015
3612.62
12995833
7898.00
17292.00
97.0
75.0
78.0
Thu Jul 31, 2014
3608.05
12535019
5190.00
13011.00
98.6
73.9
80.0
Wed Jul 31, 2013
3594.17
11202228
6251.00
14039.00
97.0
72.0
79.0
Tue Jul 31, 2012
3628.45
14679979
5017.00
14913.00
95.0
69.1
--
Sun Jul 31, 2011
3660.86
18605440
31112.00
24172.00
93.9
75.0
79.0
Sat Jul 31, 2010
3636.52
15595908
8491.00
13002.00
88.0
69.1
82.0
Fri Jul 31, 2009
3641.14
16138064
11588.00
13428.00
98.1
68.0
80.0
Thu Jul 31, 2008
3633.00
15191540
13381.00
14531.00
102.0
73.0
80.0
Tue Jul 31, 2007
3607.35
12465417
7876.00
13234.00
93.0
68.0
81.0
Mon Jul 31, 2006
3606.85
12415852
6941.00
13666.00
93.0
71.1
82.0
Sun Jul 31, 2005
3606.87
12417834
11251.00
11755.00
98.1
73.9
80.0
Sat Jul 31, 2004
3579.70
9913853
6690.00
14436.00
99.0
72.0
78.0
Thu Jul 31, 2003
3610.63
12793807
6687.00
15871.00
93.9
73.0
82.0
Wed Jul 31, 2002
3634.24
15333130
3480.00
15120.00
102.9
77.0
81.0
Tue Jul 31, 2001
3669.46
19763890
5318.00
14060.00
93.9
72.0
79.0
Mon Jul 31, 2000
3682.12
21568546
5832.00
8026.00
102.0
72.0
--
Sat Jul 31, 1999
3694.04
23377542
16083.00
19082.00
85.0
66.0
--
Fri Jul 31, 1998
3695.24
23565606
19004.00
21400.00
97.0
70.0
81.5
Thu Jul 31, 1997
3693.50
23293258
14649.00
21279.00
90.0
65.0
--
Wed Jul 31, 1996
3686.49
22219242
7871.00
13900.00
102.0
74.0
--
Mon Jul 31, 1995
3693.59
23307304
30095.00
19000.00
107.0
76.0
--
Sun Jul 31, 1994
3661.76
18724122
4761.00
11900.00
101.0
70.0
--
Sat Jul 31, 1993
3667.73
19526474
11523.00
15500.00
100.0
78.0
--
Fri Jul 31, 1992
3630.54
14913754
9266.00
14100.00
100.0
73.0
--
Wed Jul 31, 1991
3635.59
15488860
8503.00
18000.00
95.0
78.0
--
Tue Jul 31, 1990
3647.31
16883482
5130.00
17800.00
98.0
70.0
--
Mon Jul 31, 1989
3673.59
20339612
8110.00
13600.00
99.0
71.0
--
Sun Jul 31, 1988
3690.98
22902918
5960.00
10300.00
98.0
66.0
--
Fri Jul 31, 1987
3696.09
23699234
11403.00
20800.00
90.0
68.0
--
Thu Jul 31, 1986
3699.71
24275594
24851.00
28800.00
98.0
69.0
--
Wed Jul 31, 1985
3697.12
23862098
22424.00
28700.00
96.0
70.0
--
Tue Jul 31, 1984
3702.15
24702672
30535.00
24000.00
89.0
67.0
--
Sun Jul 31, 1983
3707.45
25608094
40285.00
41500.00
88.0
71.0
--
Sat Jul 31, 1982
3687.35
22444486
15920.00
11000.00
98.0
77.0
--
Fri Jul 31, 1981
3677.79
21062258
7660.00
19000.00
98.0
69.0
--
Thu Jul 31, 1980
3696.40
23909470
8676.00
24900.00
100.0
77.0
--
Tue Jul 31, 1979
3684.32
22084588
17468.00
18000.00
n/a
n/a
--
Mon Jul 31, 1978
3652.29
17696266
9285.00
14100.00
103.0
75.0
--
Sun Jul 31, 1977
3649.36
17353964
8237.00
12500.00
107.0
77.0
--
Sat Jul 31, 1976
3670.39
20165268
9912.00
8090.00
87.0
58.0
--
Thu Jul 31, 1975
3674.81
20820418
21223.00
18300.00
90.0
69.0
--
Wed Jul 31, 1974
3662.62
19160546
10259.00
21400.00
97.0
70.0
--
Tue Jul 31, 1973
3644.05
16802152
21777.00
10600.00
99.0
76.0
--
Mon Jul 31, 1972
3615.43
13564192
6702.00
18900.00
104.0
81.0
--
Sat Jul 31, 1971
3620.80
14162072
11654.00
12400.00
97.0
69.0
--
Fri Jul 31, 1970
3600.88
12122068
12329.00
13800.00
n/a
n/a
--
Thu Jul 31, 1969
3580.54
10250885
12131.00
16500.00
103.0
72.0
--
Wed Jul 31, 1968
3546.10
7518845
15215.00
14600.00
83.0
68.0
--
Mon Jul 31, 1967
3532.53
6593726
9909.00
10600.00
99.0
74.0
--
Sun Jul 31, 1966
3540.01
7112460
6489.00
9830.00
95.0
70.0
--
Sat Jul 31, 1965
3530.91
6507578
27866.00
14200.00
99.0
74.0
--
Fri Jul 31, 1964
3484.15
3829495
9959.00
1050.00
91.0
73.0
--
Wed Jul 31, 1963
49400
2402.00
990.00
104.0
75.0
--



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


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1999 - 2018


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