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The earliest data is from
The most recent data is from Sunday, September 24th, 2017

Days where outflow from Lake Powell was 18200.00 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Tue, Sep 29, 1998
3687.87
22427754
9172.00
18200.00
85.0
54.0
--
Fri, Sep 25, 1998
3688.33
22497566
9965.00
18200.00
84.0
56.0
75.0
Thu, Sep 24, 1998
3688.45
22515786
10106.00
18200.00
83.0
56.0
--
Wed, Sep 23, 1998
3688.61
22540146
10312.00
18200.00
75.0
55.0
--
Tue, Sep 22, 1998
3688.71
22555344
10447.00
18200.00
87.0
55.0
--
Fri, Sep 18, 1998
3689.20
22630030
11420.00
18200.00
95.0
64.0
77.0
Thu, Sep 17, 1998
3689.31
22646838
11587.00
18200.00
90.0
62.0
--
Wed, Sep 16, 1998
3689.41
22662090
11812.00
18200.00
90.0
62.0
--
Tue, Sep 15, 1998
3689.52
22678916
11690.00
18200.00
87.0
61.0
--
Thu, Sep 03, 1998
3690.31
22799910
9521.00
18200.00
91.0
64.0
--
Wed, Sep 02, 1998
3690.44
22819848
9932.00
18200.00
96.0
64.0
--
Sat, Mar 28, 1998
3672.91
20243940
17645.00
18200.00
59.0
43.0
53.0
Sat, Nov 29, 1997
3685.90
22130532
14417.00
18200.00
57.0
33.0
--
Tue, Jan 28, 1997
3671.42
20035536
10804.00
18200.00
58.0
35.0
--
Tue, Jan 14, 1997
3673.26
20293146
9010.00
18200.00
42.0
27.0
--
Fri, Jul 12, 1996
3688.08
22459602
18191.00
18200.00
103.0
76.0
79.0
Fri, Jul 05, 1996
3688.14
22468680
27634.00
18200.00
102.0
77.0
--
Sat, Apr 27, 1996
3672.45
20179432
16182.00
18200.00
88.0
45.0
--
Fri, Apr 19, 1996
3672.45
20179432
20384.00
18200.00
69.0
36.0
58.0
Mon, Sep 25, 1995
3687.88
22429234
8909.00
18200.00
87.0
54.0
--
Mon, Sep 18, 1995
3689.02
22602584
9142.00
18200.00
93.0
62.0
--
Wed, Sep 06, 1995
3690.69
22858258
9895.00
18200.00
99.0
72.0
--
Fri, Sep 01, 1995
3691.32
22955282
13064.00
18200.00
102.0
74.0
--
Sat, Aug 19, 1995
3692.50
23137772
13325.00
18200.00
96.0
67.0
--
Tue, Jul 02, 1991
3638.88
15871386
16983.00
18200.00
99.0
70.0
--
Tue, Aug 21, 1990
3643.06
16367207
5774.00
18200.00
90.0
64.0
--
Mon, Aug 28, 1989
3670.32
19882490
6268.00
18200.00
92.0
64.0
--
Mon, Sep 07, 1987
3690.85
22882916
8621.00
18200.00
91.0
62.0
--
Sun, Aug 09, 1987
3695.11
23545286
12171.00
18200.00
91.0
68.0
--
Mon, Apr 27, 1987
3683.58
21784432
33835.00
18200.00
83.0
56.0
--
Sun, Feb 22, 1987
3677.85
20946414
16697.00
18200.00
52.0
30.0
--
Wed, Oct 29, 1986
3689.25
22638000
15809.00
18200.00
74.0
46.0
--
Wed, Aug 06, 1986
3699.04
24168406
16104.00
18200.00
95.0
67.0
--
Sun, Jul 27, 1986
3700.02
24325244
31794.00
18200.00
n/a
n/a
--
Sun, Jul 06, 1986
3696.44
23754510
45195.00
18200.00
n/a
n/a
--
Wed, Feb 10, 1982
3662.24
18875592
6321.00
18200.00
43.0
31.0
--
Fri, Dec 12, 1980
3681.56
21643604
8595.00
18200.00
47.0
28.0
--
Wed, Apr 16, 1980
3674.71
20651962
11808.00
18200.00
n/a
n/a
--
Tue, Apr 08, 1980
3675.27
20731756
11228.00
18200.00
n/a
n/a
--
Mon, Feb 05, 1979
3627.97
14768663
8301.00
18200.00
32.0
13.0
--
Sat, Aug 26, 1978
3646.88
17018146
5892.00
18200.00
94.0
67.0
--
Wed, Dec 21, 1977
3631.98
15270388
5300.00
18200.00
39.0
22.0
--
Sat, Jul 27, 1974
3663.36
19260126
12906.00
18200.00
100.0
74.0
--
Mon, Jun 24, 1974
3666.95
19749068
31612.00
18200.00
105.0
71.0
--
Tue, Aug 29, 1972
3609.54
12950913
8513.00
18200.00
83.0
68.0
--
Tue, Aug 08, 1972
3613.87
13399525
7140.00
18200.00
100.0
72.0
--
Mon, Jul 12, 1971
3622.26
14321441
20922.00
18200.00
102.0
67.0
--
Tue, Aug 25, 1970
3598.90
11928847
10930.00
18200.00
95.0
68.0
--
Thu, Jul 03, 1969
3580.48
10245628
32938.00
18200.00
101.0
61.0
--
Fri, May 24, 1968
3518.58
5697872
24635.00
18200.00
78.0
55.0
--
Mon, Apr 15, 1968
3516.21
5554708
7370.00
18200.00
n/a
n/a
--
Sat, May 20, 1967
3502.42
4768937
11166.00
18200.00
84.0
67.0
--
Tue, May 16, 1967
3503.26
4815682
9627.00
18200.00
84.0
54.0
--
Fri, Aug 27, 1965
3531.97
6578278
13193.00
18200.00
97.0
64.0
--
Wed, Aug 25, 1965
3532.41
6607311
14171.00
18200.00
95.0
63.0
--


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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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