Lake Powell Water Database



The earliest data is from Thursday, March 14th, 1963
The most recent data is from Sunday, September 22nd, 2019

Water Data for 20 days surrounding Feb 21, 2009

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Tue, Mar 03, 2009
3611.89
-0.05
12921485
6760
10463
75.0
50.0
50.0
Mon, Mar 02, 2009
3611.94
-0.07
12926568
6930
10430
64.9
36.0
50.0
Sun, Mar 01, 2009
3612.01
-0.04
12933687
7308
9783
57.9
33.1
50.0
Sat, Feb 28, 2009
3612.05
-0.07
12937756
7513
10622
54.0
32.0
49.0
Fri, Feb 27, 2009
3612.12
-0.05
12944879
7220
11162
61.0
39.0
--
Thu, Feb 26, 2009
3612.17
-0.09
12953023
6725
11152
64.9
39.0
49.0
Wed, Feb 25, 2009
3612.26
-0.08
12959133
6482
11030
70.0
39.9
49.0
Tue, Feb 24, 2009
3612.34
-0.10
12967283
6110
11048
64.0
37.9
49.0
Mon, Feb 23, 2009
3612.44
-0.09
12977475
6073
10915
64.0
45.0
49.0
Sun, Feb 22, 2009
3612.53
-0.07
12986652
6943
10167
57.9
37.9
49.0
Sat, Feb 21, 2009
3612.60
-0.07
12993792
6923
10393
57.0
30.9
49.0
Fri, Feb 20, 2009
3612.67
-0.08
13000936
7044
10932
53.1
28.9
48.0
Thu, Feb 19, 2009
3612.75
-0.10
13009103
7160
10895
50.0
28.0
48.0
Wed, Feb 18, 2009
3612.85
-0.04
13019316
6927
11017
50.0
30.0
48.0
Tue, Feb 17, 2009
3612.89
-0.07
13023403
7090
10942
50.0
34.0
48.0
Mon, Feb 16, 2009
3612.96
-0.09
13030557
7097
10965
51.1
35.1
48.0
Sun, Feb 15, 2009
3613.05
-0.08
13039759
7034
10216
44.1
25.0
48.0
Sat, Feb 14, 2009
3613.13
-0.07
13047942
7122
10455
46.0
28.9
48.0
Fri, Feb 13, 2009
3613.20
-0.09
13055104
6150
11000
41.0
26.1
48.0
Thu, Feb 12, 2009
3613.29
-0.07
13064318
7279
11014
46.0
28.0
48.0
Wed, Feb 11, 2009
3613.36
-0.04
13071486
8935
10999
45.0
27.0
48.0
Averages of List
3612.60
-0.07
12993507
6992
10743
55.6
33.9
48.6


Averages for February 21st

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3635.42
-0.07
15910855
9067
13662
53.9
33.6
47.9
All-Time
3620.01
-0.05
14620285
9424
12419
71.8
47.8
62.8


All Lake Powell water data for February 21st

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Thu Feb 21, 2019
3573.19
9367373
7572
13731
39.0
29.0
45.0
Wed Feb 21, 2018
3616.86
13433216
6617
13261
41.0
24.0
48.0
Tue Feb 21, 2017
3594.48
11230943
11678
13047
64.0
41.0
50.0
Sun Feb 21, 2016
3594.85
11265277
9859
10730
64.0
39.9
49.0
Sat Feb 21, 2015
3592.54
11052011
10637
9994
55.0
42.0
50.0
Fri Feb 21, 2014
3576.25
9621689
6652
11093
59.0
32.0
47.0
Thu Feb 21, 2013
3602.26
11966996
4958
11117
48.0
35.1
45.0
Tue Feb 21, 2012
3635.76
15507966
9264
11589
54.0
30.2
49.0
Mon Feb 21, 2011
3616.02
13345812
7410
18125
43.0
28.9
45.0
Sun Feb 21, 2010
3620.66
13833280
6670
9652
45.0
32.0
50.0
Sat Feb 21, 2009
3612.60
12993792
6923
10393
57.0
30.9
49.0
Thu Feb 21, 2008
3590.23
10841337
10437
10589
50.0
36.0
47.0
Wed Feb 21, 2007
3598.29
11587677
9286
10999
55.9
33.1
48.0
Tue Feb 21, 2006
3590.89
10901257
6635
14976
46.9
26.1
47.0
Mon Feb 21, 2005
3559.70
8300278
9949
13961
51.1
36.0
50.0
Sat Feb 21, 2004
3587.98
10638630
3663
14073
48.0
37.9
48.0
Fri Feb 21, 2003
3612.01
12933688
5272
12865
61.0
37.9
--
Thu Feb 21, 2002
3650.40
17265548
4897
11286
55.9
37.0
--
Wed Feb 21, 2001
3664.45
19082392
4758
11741
57.9
37.9
--
Mon Feb 21, 2000
3678.12
20985560
8383
11410
59.0
30.0
--
Sun Feb 21, 1999
3679.20
21141768
7734
12975
54.0
35.0
--
Sat Feb 21, 1998
3676.52
20755672
11493
18700
n/a
n/a
--
Fri Feb 21, 1997
3667.94
19555170
11016
26800
58.0
27.0
--
Wed Feb 21, 1996
3676.49
20751376
9889
15100
58.0
44.0
--
Tue Feb 21, 1995
3645.42
16652342
6747
13000
65.0
38.0
--
Mon Feb 21, 1994
3655.51
17911334
8396
12600
43.0
31.0
--
Sun Feb 21, 1993
3612.77
13011147
14547
9640
n/a
n/a
--
Fri Feb 21, 1992
3620.29
13793889
7279
11700
54.0
35.0
--
Thu Feb 21, 1991
3629.33
14778304
7577
13400
59.0
30.0
--
Wed Feb 21, 1990
3653.97
17715202
5223
13100
54.0
30.0
--
Tue Feb 21, 1989
3674.87
20520556
7013
11200
54.0
30.0
--
Sun Feb 21, 1988
3681.99
21549528
9620
12400
56.0
29.0
--
Sat Feb 21, 1987
3677.89
20952144
17080
20700
48.0
29.0
--
Fri Feb 21, 1986
3683.40
21757586
14995
20600
61.0
41.0
--
Thu Feb 21, 1985
3677.23
20857118
16995
26800
51.0
37.0
--
Tue Feb 21, 1984
3678.09
21012214
16527
24200
50.0
28.0
--
Mon Feb 21, 1983
3682.17
21638962
12281
12800
57.0
34.0
--
Sun Feb 21, 1982
3662.39
18895594
9493
4740
64.0
37.0
--
Sat Feb 21, 1981
3678.18
21118730
8184
7720
54.0
32.0
--
Thu Feb 21, 1980
3673.04
20415730
19677
13200
54.0
41.0
--
Wed Feb 21, 1979
3627.50
14716429
12025
12000
51.0
36.0
--
Tue Feb 21, 1978
3623.63
14312324
5576
11100
57.0
34.0
--
Mon Feb 21, 1977
3651.65
17642658
6924
10300
64.0
37.0
--
Sat Feb 21, 1976
3666.18
19583558
9918
12100
51.0
28.0
--
Fri Feb 21, 1975
3645.57
16936236
10814
16800
54.0
33.0
--
Thu Feb 21, 1974
3648.44
17319720
10493
8010
48.0
27.0
--
Wed Feb 21, 1973
3600.45
12022538
12015
17200
45.0
33.0
--
Mon Feb 21, 1972
3608.36
12830394
13462
2320
66.0
38.0
--
Sun Feb 21, 1971
3602.64
12276016
11046
7860
43.0
27.0
--
Sat Feb 21, 1970
3569.55
9299261
10951
6060
52.0
40.0
--
Fri Feb 21, 1969
3541.96
7212936
13217
9030
47.0
32.0
--
Wed Feb 21, 1968
3525.60
6133730
8069
10100
67.0
40.0
--
Tue Feb 21, 1967
3515.31
5509850
6587
8600
47.0
23.0
--
Mon Feb 21, 1966
3534.11
6709647
8216
5110
54.0
31.0
--
Sun Feb 21, 1965
3491.15
4179592
9791
8850
60.0
31.0
--
Fri Feb 21, 1964
3414.50
1112000
5357
4010
48.0
24.0
--



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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


Copyright Summit Technologies, Inc.
1999 - 2019


Water Database