Lake Powell Water Database


powell
powell
The earliest data is from Monday, March 11th, 1963
The most recent data is from Tuesday, September 30th, 2025

Water Data for 20 days surrounding Aug 03, 1999

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Fri, Aug 13, 1999
3693.76
0.04
23,333,810
19846
19252
n/a
n/a
79.5
Thu, Aug 12, 1999
3693.72
-0.02
23,327,562
17383
19370
n/a
n/a
--
Wed, Aug 11, 1999
3693.74
-0.01
23,330,686
19969
19399
n/a
n/a
--
Tue, Aug 10, 1999
3693.75
-0.05
23,332,248
16632
19347
97.0
69.0
--
Mon, Aug 09, 1999
3693.80
-0.04
23,340,060
17417
19319
96.0
56.0
--
Sun, Aug 08, 1999
3693.84
0.01
23,346,310
19445
17258
94.0
58.0
--
Sat, Aug 07, 1999
3693.83
0.00
23,344,748
19088
19062
n/a
n/a
--
Fri, Aug 06, 1999
3693.83
0.00
23,344,748
19098
19095
n/a
n/a
77.5
Thu, Aug 05, 1999
3693.83
-0.04
23,344,748
18706
19103
n/a
n/a
--
Wed, Aug 04, 1999
3693.87
-0.07
23,350,998
17739
19007
88.0
62.0
--
Tue, Aug 03, 1999
3693.94
0.03
23,361,902
16495
19090
95.0
71.0
--
Mon, Aug 02, 1999
3693.91
-0.08
23,357,212
15388
19095
101.0
70.0
--
Sun, Aug 01, 1999
3693.99
-0.05
23,369,722
16045
17229
104.0
68.0
--
Sat, Jul 31, 1999
3694.04
0.03
23,377,542
16083
19082
85.0
66.0
--
Fri, Jul 30, 1999
3694.01
-0.10
23,372,850
15337
18999
92.0
66.0
--
Thu, Jul 29, 1999
3694.11
-0.06
23,388,494
15933
18299
88.0
72.0
--
Wed, Jul 28, 1999
3694.17
-0.12
23,397,846
16985
18240
97.0
77.0
79.5
Tue, Jul 27, 1999
3694.29
0.01
23,416,634
16060
18169
102.0
79.0
--
Mon, Jul 26, 1999
3694.28
-0.13
23,415,068
16881
18036
101.0
72.0
--
Sun, Jul 25, 1999
3694.41
0.00
23,435,394
16859
16756
100.0
70.0
--
Sat, Jul 24, 1999
3694.41
-0.09
23,435,394
18276
17655
99.0
70.0
--
Averages of List
3693.98
-0.04
23,367,808
17413
18612
95.9
68.4
78.8


Averages for August 3rd

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3641.86
-0.08
16,821,322
10720
16180
96
71.1
79.9
All-Time
3632.48
-0.06
15,703,467
11051
15143
72.3
48.3
62.5


All Lake Powell water data for August 3rd

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Sun Aug 03, 2025
3554.68
7,415,396
4588
12265
97.2
56.1
--
Sat Aug 03, 2024
3584.05
9,621,595
3321
12012
95.9
76.3
--
Thu Aug 03, 2023
3579.78
9,276,660
9136
16973
95.4
64.9
82.0
Wed Aug 03, 2022
3535.90
6,193,689
7885
12469
98.0
77.0
--
Tue Aug 03, 2021
3553.47
7,836,253
7885
13289
98.0
72.0
79.0
Mon Aug 03, 2020
3605.77
12,309,232
3305
14791
102.0
78.0
80.0
Sat Aug 03, 2019
3621.68
13,942,051
20690
11597
99.0
78.0
80.0
Fri Aug 03, 2018
3603.08
12,046,367
3444
14239
99.0
73.0
79.0
Thu Aug 03, 2017
3634.47
15,359,496
10897
14862
98.0
71.0
81.0
Wed Aug 03, 2016
3617.66
13,516,804
6728
14934
93.0
75.0
80.0
Mon Aug 03, 2015
3612.43
12,975,945
10184
13460
95.0
66.0
78.0
Sun Aug 03, 2014
3608.02
12,532,030
12586
11724
78.8
69.8
77.0
Sat Aug 03, 2013
3593.76
11,164,322
7181
11933
93.0
69.1
79.0
Fri Aug 03, 2012
3627.93
14,622,314
3252
13727
99.0
71.1
--
Wed Aug 03, 2011
3660.71
18,585,720
24304
22466
98.1
75.0
80.0
Tue Aug 03, 2010
3636.68
15,614,467
12323
13494
91.9
70.0
84.0
Mon Aug 03, 2009
3640.84
16,102,457
10516
13405
100.0
72.0
80.0
Sun Aug 03, 2008
3632.69
15,156,288
10603
13838
98.1
78.1
81.0
Fri Aug 03, 2007
3606.98
12,428,715
6788
13355
89.1
73.0
--
Thu Aug 03, 2006
3606.45
12,376,281
9696
13669
96.1
72.0
80.0
Wed Aug 03, 2005
3606.49
12,380,236
8417
14556
86.0
66.9
81.0
Tue Aug 03, 2004
3579.10
9,862,639
5812
14964
93.9
68.0
78.0
Sun Aug 03, 2003
3610.13
12,743,378
5327
10246
93.0
69.1
81.0
Sat Aug 03, 2002
3633.68
15,269,063
2794
14121
90.0
66.9
80.0
Fri Aug 03, 2001
3668.96
19,695,046
4734
13958
89.1
73.9
78.0
Thu Aug 03, 2000
3682.03
21,555,284
5383
8055
105.0
75.0
--
Tue Aug 03, 1999
3693.94
23,361,902
16495
19090
95.0
71.0
--
Mon Aug 03, 1998
3694.99
23,526,336
17367
21100
99.0
70.0
--
Sun Aug 03, 1997
3693.29
23,260,550
16367
21300
99.0
72.0
--
Sat Aug 03, 1996
3686.07
22,156,086
7407
14800
95.0
70.0
--
Thu Aug 03, 1995
3693.75
23,332,248
25496
19000
105.0
74.0
--
Wed Aug 03, 1994
3661.26
18,658,116
4474
15100
104.0
73.0
--
Tue Aug 03, 1993
3667.31
19,469,178
10496
16200
104.0
78.0
--
Mon Aug 03, 1992
3630.12
14,866,513
6868
14700
105.0
76.0
--
Sat Aug 03, 1991
3635.15
15,438,239
7914
14100
89.0
71.0
--
Fri Aug 03, 1990
3646.62
16,798,964
4537
16500
98.0
63.0
--
Thu Aug 03, 1989
3673.24
20,290,598
9085
15400
95.0
70.0
--
Wed Aug 03, 1988
3690.65
22,852,084
7569
14900
98.0
63.0
--
Mon Aug 03, 1987
3695.72
23,641,036
12841
20700
92.0
76.0
--
Sun Aug 03, 1986
3699.22
24,197,196
18235
28700
99.0
75.0
--
Sat Aug 03, 1985
3696.73
23,800,336
20608
26900
97.0
69.0
--
Fri Aug 03, 1984
3702.24
24,717,270
28627
23600
96.0
70.0
--
Wed Aug 03, 1983
3707.22
25,569,688
32922
36500
97.0
69.0
--
Tue Aug 03, 1982
3687.46
22,461,092
15555
12100
85.0
64.0
--
Mon Aug 03, 1981
3677.29
20,990,066
5189
16700
98.0
69.0
--
Sun Aug 03, 1980
3695.78
23,811,602
7272
22500
95.0
72.0
--
Fri Aug 03, 1979
3684.02
22,039,708
15489
20700
106.0
75.0
--
Thu Aug 03, 1978
3651.91
17,647,952
9054
15100
103.0
72.0
--
Wed Aug 03, 1977
3648.46
17,241,180
6293
22700
102.0
75.0
--
Tue Aug 03, 1976
3670.30
20,152,664
8656
9680
96.0
56.0
--
Sun Aug 03, 1975
3674.87
20,829,004
19817
14000
97.0
78.0
--
Sat Aug 03, 1974
3662.12
19,093,260
7865
15500
93.0
69.0
--
Fri Aug 03, 1973
3644.16
16,815,658
17356
11900
100.0
76.0
--
Thu Aug 03, 1972
3614.86
13,503,980
6437
15700
108.0
77.0
--
Tue Aug 03, 1971
3620.47
14,126,149
9531
15600
102.0
76.0
--
Mon Aug 03, 1970
3600.64
12,098,515
9425
12000
101.0
79.0
--
Sun Aug 03, 1969
3580.21
10,221,996
9930
12500
98.0
76.0
--
Sat Aug 03, 1968
3547.22
7,599,334
25101
8100
90.0
65.0
--
Thu Aug 03, 1967
3532.03
6,560,833
7679
12000
100.0
78.0
--
Wed Aug 03, 1966
3539.54
7,079,718
6283
11600
101.0
78.0
--
Tue Aug 03, 1965
3532.06
6,584,246
26935
10600
100.0
70.0
--
Mon Aug 03, 1964
3485.44
3,893,997
15423
1020
90.0
71.0
--
Sat Aug 03, 1963
49,400
1807
1010
91.0
69.0
--



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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



Page took 2.506 seconds to create!
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 - 2025


powell Water Database