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The earliest data is from
The most recent data is from Tuesday, October 17th, 2017

Days where outflow from Lake Powell was 20400.00 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sat, Dec 13, 1997
3684.45
21913672
13341.00
20400.00
44.0
21.0
--
Tue, Nov 11, 1997
3687.55
22379270
15046.00
20400.00
56.0
42.0
--
Mon, Nov 10, 1997
3687.62
22389876
15300.00
20400.00
64.0
42.0
--
Thu, Aug 06, 1987
3695.32
23578250
11523.00
20400.00
96.0
69.0
--
Mon, Jul 27, 1987
3696.65
23787684
10536.00
20400.00
92.0
64.0
--
Wed, Dec 24, 1986
3685.10
22011014
17670.00
20400.00
48.0
27.0
--
Fri, Oct 10, 1986
3689.39
22659264
17030.00
20400.00
72.0
57.0
--
Fri, Jul 11, 1986
3697.52
23925684
43243.00
20400.00
102.0
74.0
--
Mon, Jul 07, 1986
3696.72
23798756
45831.00
20400.00
n/a
n/a
--
Wed, Feb 26, 1986
3683.60
21787414
23519.00
20400.00
73.0
41.0
--
Tue, Feb 25, 1986
3683.63
21791852
26488.00
20400.00
71.0
41.0
--
Thu, Apr 11, 1985
3677.40
20881586
31685.00
20400.00
84.0
53.0
--
Fri, Apr 05, 1985
3676.65
20773936
19439.00
20400.00
76.0
49.0
--
Sun, Jan 15, 1984
3683.09
21743000
14018.00
20400.00
43.0
30.0
--
Mon, Feb 07, 1983
3682.53
21691968
11387.00
20400.00
54.0
35.0
--
Sun, Aug 05, 1979
3683.70
21991920
14720.00
20400.00
103.0
72.0
--
Fri, Feb 02, 1979
3628.43
14820367
7875.00
20400.00
36.0
22.0
--
Fri, May 21, 1976
3665.87
19541248
30576.00
20400.00
75.0
57.0
--
Fri, Aug 29, 1975
3672.10
20435448
8843.00
20400.00
96.0
58.0
--


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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



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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 - 2017


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