Lake Powell Water Database



The earliest data is from Thursday, March 14th, 1963
The most recent data is from Sunday, October 20th, 2019

Days where outflow from Lake Powell was 18000.00 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Mon, Sep 21, 1998
3688.86
22578210
10716
18000
90.0
57.0
--
Wed, Sep 09, 1998
3689.83
22726344
9618
18000
88.0
64.0
--
Fri, Sep 04, 1998
3690.21
22784554
9672
18000
89.0
67.0
78.0
Sat, Jun 27, 1998
3695.83
23658490
32795
18000
100.0
68.0
--
Sat, Jun 13, 1998
3693.61
23310424
36577
18000
88.0
52.0
--
Sat, Mar 21, 1998
3673.41
20314242
13180
18000
62.0
37.0
--
Sun, Nov 02, 1997
3688.57
22534054
15885
18000
68.0
43.0
--
Mon, Jan 27, 1997
3671.53
20050880
10255
18000
54.0
35.0
--
Fri, Jun 28, 1996
3687.35
22349020
38210
18000
91.0
59.0
77.0
Tue, Jun 18, 1996
3684.91
21982292
40053
18000
104.0
66.0
--
Wed, Jun 12, 1996
3683.48
21769488
39000
18000
100.0
70.0
--
Thu, May 09, 1996
3673.33
20303004
26154
18000
91.0
57.0
64.0
Tue, May 07, 1996
3673.06
20265032
21968
18000
91.0
55.0
--
Thu, May 02, 1996
3672.70
20214474
22899
18000
91.0
57.0
--
Tue, Sep 19, 1995
3688.86
22578210
9762
18000
93.0
62.0
--
Sat, Sep 16, 1995
3689.29
22643782
10582
18000
91.0
58.0
--
Fri, Sep 15, 1995
3689.44
22666678
10870
18000
91.0
60.0
--
Wed, Sep 13, 1995
3689.70
22706430
11768
18000
94.0
62.0
--
Mon, Aug 21, 1995
3692.33
23111428
11973
18000
92.0
69.0
--
Mon, Jul 17, 1995
3690.46
22822922
69340
18000
99.0
72.0
--
Wed, Jul 31, 1991
3635.59
15488860
8503
18000
95.0
78.0
--
Thu, Sep 03, 1987
3691.29
22950666
10483
18000
93.0
67.0
--
Tue, Sep 01, 1987
3691.51
22984542
11125
18000
97.0
64.0
--
Mon, Aug 31, 1987
3691.61
22999956
12051
18000
97.0
63.0
--
Thu, Aug 13, 1987
3694.66
23474606
10853
18000
89.0
63.0
--
Sat, Jul 25, 1987
3696.95
23835092
12073
18000
99.0
78.0
--
Sun, Apr 26, 1987
3683.32
21745690
30876
18000
81.0
55.0
--
Wed, Jul 16, 1986
3698.77
24125204
38437
18000
89.0
65.0
--
Thu, Jan 16, 1986
3687.06
22305068
13944
18000
53.0
33.0
--
Thu, Apr 21, 1983
3684.79
22028104
16223
18000
68.0
43.0
--
Thu, Jan 13, 1983
3683.91
21896806
9504
18000
49.0
25.0
--
Thu, Dec 30, 1982
3684.78
22058304
11264
18000
n/a
n/a
--
Sat, Oct 30, 1982
3687.63
22486774
18111
18000
59.0
42.0
--
Sat, Feb 13, 1982
3661.89
18829036
7896
18000
43.0
30.0
--
Wed, Jan 20, 1982
3665.15
19265644
6555
18000
51.0
27.0
--
Fri, Sep 19, 1980
3688.90
22744210
9751
18000
96.0
57.0
--
Mon, Sep 15, 1980
3689.26
22799170
12311
18000
90.0
55.0
--
Fri, Nov 02, 1979
3675.80
20838206
8274
18000
56.0
36.0
--
Tue, Jul 31, 1979
3684.32
22084588
17468
18000
n/a
n/a
--
Wed, Aug 09, 1978
3650.82
17510328
6526
18000
104.0
73.0
--
Tue, Sep 13, 1977
3639.79
16183383
5008
18000
87.0
61.0
--
Wed, Jan 26, 1977
3652.30
17725194
9388
18000
46.0
28.0
--
Sat, Jan 15, 1977
3653.48
17875762
8077
18000
42.0
19.0
--
Mon, Jan 10, 1977
3654.41
17995048
8954
18000
35.0
14.0
--
Thu, Sep 26, 1974
3652.30
17808158
8045
18000
89.0
58.0
--
Wed, Sep 25, 1974
3652.47
17829876
8104
18000
86.0
60.0
--
Thu, Jul 04, 1974
3667.06
19764214
19224
18000
99.0
59.0
--
Tue, Jun 25, 1974
3667.04
19761462
31027
18000
105.0
78.0
--
Sat, Jan 05, 1974
3648.05
17270760
11534
18000
40.0
19.0
--
Tue, Dec 19, 1972
3607.05
12697317
9107
18000
39.0
27.0
--
Sat, Dec 16, 1972
3607.53
12746023
10197
18000
37.0
21.0
--
Mon, Dec 11, 1972
3608.55
12849741
12114
18000
33.0
25.0
--
Wed, Dec 06, 1972
3609.13
12908881
12692
18000
36.0
21.0
--
Tue, Sep 19, 1972
3605.23
12514012
6216
18000
85.0
57.0
--
Tue, Aug 01, 1972
3615.24
13544121
6534
18000
102.0
74.0
--
Thu, May 11, 1972
3609.79
12976532
13724
18000
77.0
49.0
--
Sat, Apr 15, 1972
3611.88
13192310
10761
18000
68.0
34.0
--
Thu, Jul 22, 1971
3621.30
14216488
14669
18000
100.0
74.0
--
Thu, May 06, 1971
3603.62
12373472
15155
18000
73.0
51.0
--
Tue, Aug 26, 1969
3576.66
9913941
9908
18000
101.0
74.0
--
Thu, Jul 17, 1969
3580.95
10286763
16082
18000
103.0
63.0
--
Wed, Jul 02, 1969
3580.30
10229880
35988
18000
104.0
71.0
--
Tue, Jul 01, 1969
3580.14
10215863
35375
18000
104.0
70.0
--
Tue, May 03, 1966
3538.92
7036589
19322
18000
84.0
54.0
--


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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 - 2019


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