1st - 4th Highest 8-Hour Averages
(1999 — present)

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Site 1st
(Date)		 2nd
(Date)		 3rd
(Date)		 4th
(Date)
2019
WEST (Manford) 0.071
8-Apr		 0.068
8-Jun		 0.068
30-Jul		 0.066
9-Apr
EAST (Lynn Lane) 0.072
6-Aug		 0.069
31-May		 0.068
9-Apr		 0.067
10-Apr
CENTRAL (Tulsa) 0.069
8-Jun		 0.067
10-Apr		 0.066
9-Apr		 0.066
7-Sep
NORTH (Skiatook) 0.067
10-Apr		 0.066
9-Apr		 0.066
7-Sep		 0.064
2-Jun
SOUTH (Glenpool) 0.066
8-Jun		 0.066
6-Jun		 0.064
9-Apr		 0.064
10-Apr
2018
WEST (Manford) 0.075
20-Jul		 0.069
27-Jul		 0.069
7-May		 0.069
8-May
EAST (Lynn Lane) 0.102
20-Jul		 0.073
24-Apr		 0.072
8-May		 0.070
9-May
CENTRAL (Tulsa) 0.079
20-Jul		 0.077
25-Jul		 0.075
19-Jul		 0.073
9-May
NORTH (Skiatook) 0.083
20-Jul		 0.080
19-Jul		 0.074
7-May		 0.073
9-Aug
SOUTH (Glenpool) 0.086
20-Jul		 0.068
24-Apr		 0.067
29-Jul		 0.067
8-May
2017
WEST (Manford) 0.065
14-Sep		 0.066
2-Aug		 0.065
7-Apr		 0.064
7-Jun
EAST (Lynn Lane) 0.068
26-May		 0.068
7-Jul		 0.065
3-Aug		 0.064
13-Sep
CENTRAL (Tulsa) 0.068
14-Sep		 0.063
7-Apr		 0.063
7-May		 0.062
8-May
NORTH (Skiatook) 0.073
14-Sep		 0.065
7-Apr		 0.065
8-May		 0.064
7-May
SOUTH (Glenpool) 0.069
23-Jul		 0.066
6-Jun		 0.066
14-Sep		 0.065
7-Jun
2016
WEST (Manford) 0.066
4-Apr		 0.065
5-Apr		 0.064
2-Oct		 0.064
11-Oct
EAST (Lynn Lane) 0.075
5-Aug		 0.066
4-Oct		 0.064
7-Jun		 0.063
24-Apr
CENTRAL (Tulsa) 0.065
20-Jun		 0.063
24-Apr		 0.062
18-Feb		 0.062
5-Apr
NORTH (Skiatook) 0.068
20-Jun		 0.067
2-Oct		 0.065
19-Jun		 0.064
8-Jun
SOUTH (Glenpool) 0.091
7-Jun		 0.070
6-Jun		 0.066
18-Feb		 0.064
28-Jun
2015
WEST (Manford) 0.070
14-Oct		 0.070
15-Oct		 0.068
6-Jun		 0.063
25-Sep
EAST (Lynn Lane) 0.076
15-Oct		 0.069
7-Aug		 0.067
30-Jun		 0.065
9-Jun
CENTRAL (Tulsa) 0.084
7-Aug		 0.070
6-Jun		 0.069
15-Oct		 0.068
1-May
NORTH (Skiatook) 0.075
7-Aug		 0.070
6-Jun		 0.066
3-Aug		 0.066
14-Aug
SOUTH (Glenpool) 0.067
30-Apr		 0.064
29-Jun		 0.064
26-Sep		 0.061
6-Jun
2014
WEST (Manford) 0.070
10-Apr		 0.070
5-May		 0.066
18-Apr		 0.066
13-Jun
EAST (Lynn Lane) 0.068
5-May		 0.065
4-May		 0.063
24-Jun		 0.063
29-Jul
CENTRAL (Tulsa) 0.074
3-Aug		 0.072
9-Jul		 0.066
5-May		 0.065
1-Apr
NORTH (Skiatook) 0.070
5-May		 0.067
25-Sept		 0.066
10-Apr		 0.065
11-Jun
SOUTH (Glenpool) 0.067
5-May		 0.064
4-May		 0.062
18-Apr		 0.062
8-Jul
2013
WEST (Manford) 0.073
1-Aug		 0.071
26-Sept		 0.068
14-Mar		 0.068
13-Jul
EAST (Lynn Lane) 0.081
10-Jul		 0.070
11-Jul		 0.069
14-May		 0.068
13-Jul
CENTRAL (Tulsa) 0.076
4-Sept		 0.076
7-Sept		 0.074
5-Sept		 0.072
13-Jul
NORTH (Skiatook) 0.080
6-Sept		 0.078
7-Sept		 0.077
13-Jul		 0.071
5-Sept
SOUTH (Glenpool) 0.081
13-Jun		 0.072
11-Jul		 0.070
7-Sept		 0.069
13-Jul
2012
WEST (Manford) 0.089
6-Aug		 0.086
1-Aug		 0.085
12-Jul		 0.083
21-Jul
EAST (Lynn Lane) 0.106
25-Jun
 0.084
6-Aug		 0.084
18-Aug		 0.082
2-Aug
CENTRAL (Tulsa) 0.101
1-Aug		 0.093
16-May		 0.085
2-Aug
 0.085
27-Jul
NORTH (Skiatook) 0.092
1-Aug		 0.091
26-Jun		 0.089
7-Aug		 0.084
2-Aug
SOUTH (Glenpool) 0.088
6-Aug		 0.085
1-Aug		 0.085
20-Jul		 0.083
7-Aug
2011
WEST (Manford) 0.091
26-Aug		 0.084
23-Jun		 0.083
4-Aug		 0.083
9-Aug
EAST (Lynn Lane) 0.095
3-Aug
 0.089
20-Aug		 0.082
7-Jul		 0.082
13-Sep
CENTRAL (Tulsa) 0.090
27-Aug		 0.088
5-Jul		 0.088
13-Sep
 0.085
26-Aug
NORTH (Skiatook) 0.093
13-Sep		 0.087
5-Jul		 0.087
27-Aug		 0.085
19-Aug
SOUTH (Glenpool) 0.083
13-Sep		 0.082
23-Jun		 0.080
4-Aug		 0.080
9-Aug
2010
WEST (Manford) 0.074
6-Aug		 0.069
1-Jul		 0.069
23-Aug		 0.069
27-Aug
EAST (Lynn Lane) 0.071
19-Aug
 0.071
23-Aug		 0.071
27-Aug		 0.071
28-Aug
CENTRAL (Tulsa) 0.073
26-Jul		 0.072
19-Aug		 0.072
27-Aug
 0.070
28-Aug
NORTH (Skiatook) 0.078
26-Jul		 0.077
27-Aug		 0.074
19-Aug		 0.073
23-Aug
SOUTH (Glenpool) 0.072
26-May		 0.070
22-Aug		 0.069
5-May		 0.069
24-Jun
2009
WEST (Manford) 0.083
24-Jun		 0.081
12-Aug		 0.075
5-Aug		 0.074
8-Apr
EAST (Lynn Lane) 0.083
26-Jun		 0.083
15-Jul		 0.074
13-Jul		 0.072
5-Jul
CENTRAL (Tulsa) 0.094
24-Jun		 0.078
26-Jun		 0.078
2-Jul		 0.072
2-Aug
NORTH (Skiatook) 0.077
22-Apr		 0.077
24-Jun		 0.075
26-Jun		 0.073
2-Jul
SOUTH (Glenpool) 0.075
1-Jul		 0.069
8-Apr		 0.069
30-Jun		 0.067
18-Mar
2008
WEST (Manford) 0.075
19-Apr		 0.074
31-Jul		 0.070
18-Jun		 0.069
20-Apr
EAST (Lynn Lane) 0.080
3-July		 0.070
28-Sept		 0.069
31-Jul		 0.069
1-Aug
CENTRAL (Tulsa) 0.077
28-Sept		 0.075
5-Aug		 0.070
23-Jul		 0.069
4-Aug
NORTH (Skiatook) 0.100
5-Aug		 0.087
4-Aug		 0.085
23-Jul		 0.079
28-Jul
SOUTH (Glenpool) 0.072
31-Jul
 0.070
19-Apr		 0.067
20-Apr		 0.066
5-May
2007
WEST (Manford) 0.072
15-Aug
 0.072
21-Apr		 0.071
2-Aug		 0.071
1-Sept
EAST (Lynn Lane) 0.095
14-Aug		 0.094
13-Aug		 0.078
15-Aug		 0.075
2-Aug<
CENTRAL (Tulsa) 0.078
15-Aug
 0.074
14 Aug		 0.071
16-Aug		 0.070
13-Aug
NORTH (Skiatook) 0.080
3-Aug
 0.075
3-Sept		 0.073
25-Jul		 0.073
2-Aug
SOUTH (Glenpool) 0.092
13-Aug		 0.072
29-Aug		 0.070
15-Aug		 0.069
21-Apr
2006
WEST (Manford) 0.085
8-Jun
 0.085
19-Aug		 0.085
23-Aug		 0.085
15-Sep
EAST (Lynn Lane) 0.112
20-Jul
 0.099
19-Aug		 0.091
4-Aug		 0.084
19-Jul
CENTRAL (Tulsa) 0.106
20-Jul
 0.086
18-Jul		 0.082
30-Jun		 0.081
29-Jun
NORTH (Skiatook) 0.095
20-Jul
 0.094
18-Jul		 0.087
30-Jun		 0.084
29-Jun
SOUTH (Glenpool) 0.107
19-Aug
 0.093
4-Aug		 0.087
30-Sep		 0.078
8-Jul
2005
WEST (Manford) 0.096
29-Jul
 0.086
1-Sep		 0.079
31-Aug		 0.076
20-Jun
EAST (Lynn Lane) 0.092
21-Jun
 0.084
15-Jun		 0.082
6-Aug		 0.081
29-Jul
CENTRAL (Tulsa) 0.091
1-Sep
 0.083
20-Jun		 0.083
21-Jun		 0.082
29-Jul
NORTH (Skiatook) 0.090
8-Aug
 0.087
22-Jun		 0.087
2-Sep		 0.083
20-Jun
SOUTH (Glenpool) 0.085
29-Jul
 0.077
14-Jul		 0.073
30-Aug		 0.072
20-May
2004
WEST (Manford) .074
(20-Jul)		 .073
(1-Sep)		 .072
(18-Aug)		 .070
(17-Aug)
EAST (Lynn Lane) .081
(1-Jun)		 .076
(14-Jul)		 .076
(9-Aug)		 .073
(20-Jul)
CENTRAL (Tulsa) .069
(20-Jul)		 .069
(11-Sep)		 .068
(21-Jul)		 .068
(12-Sep)
NORTH (Skiatook) .073
(11-Sep)		 .072
(12-Sep)		 .071
(20-Jul)		 .070
(1-Sep)
SOUTH (Glenpool) .080
(1-Jun)		 .074
(10-Aug)		 .073
(23-Mar)		 .070
(18-Aug)
2003
WEST (Manford) .090
(22-Aug)		 .087
(12-Apr)		 .083
(5-Sep)		 .081
(8-Aug)
EAST (Lynn Lane) .089
(12-Apr)		 .089
(30-May)		 .089
(22-Aug)		 .084
(31-Jul)
CENTRAL (Tulsa) .094
(21-Jul)		 .085
(24-Aug)		 .081
(22-Aug)		 .080
(5-Aug)
NORTH (Skiatook) .094
(21-Jul)		 .088
(12-Apr)		 .085
(25-Aug)		 .083
(31-Jul)
SOUTH (Glenpool) .091
(19-Jun)		 .088
(29-Jul)		 .087
(22-Aug)		 .086
(23-Aug)
2002
Tulsa .094
(9-Aug)		 .087
(8-Aug)		 .082
(10-Sep)		 .080
(27-Jun)
Skiatook .099
(9-Aug)		 .086
(8-Aug)		 .086
(27-Jun)		 .083
(30-Jul)
Glenpool .095
(10-Sep)		 .088
(23-Jul)		 .088
(24-Jul)		 .082
(6-Aug)
Keystone .092
(8-Aug)		 .091
(10-Sep)		 .088
(6-Aug)		 .082
(23-Jul)
Lynn Lane .086
(10-Sep)		 .084
(10-Jul)		 .082
(9-Aug)		 .080
(8-Aug)
2001
Tulsa .086
(4-Aug)		 .085
(7-Aug)		 .083
(5-Aug)		 .081
(3-Aug)
Skiatook .086
(27-Jul)		 .086
(7-Aug)		 .086
(13-Sep)		 .084
(25-Jul)
Glenpool .085
(4-Aug)		 .080
(10-Aug)		 .077
(28-Apr)		 .077
(26-Jul)
Keystone .110
(26-Jul)		 .103
(4-Aug)		 .097
(13-Sep)		 .095
(5-Aug)
Lynn Lane .088
(4-Aug)		 .081
(13-Sep)		 .079
(25-Jul)		 .078
(18-Jun)
2000
Tulsa .094
(3-Sep)		 .091
(2-Sep)		 .085
(19-Sep)		 .083
(23-Aug)
Skiatook .106
(2-Sep)		 .097
(14-Jul)		 .097
(3-Sep)		 .096
(13-Sep)
Glenpool .123
(3-Sep)		 .097
(19-Jul)		 .088
(19-Sep)		 .081
(2-Sep)
1999
Tulsa .093
(17-Aug)		 .091
(28-Aug)		 .090
(3-Aug)		 .090
(30-Aug)
Skiatook .098
(23-Aug)		 .093
(17-Aug)		 .093
(30-Aug)		 .091
(31-Aug)
Glenpool .103
(10-Aug)		 .098
(25-Aug)		 .088
(18-Aug)		 .084
(3-Aug)

Ozone Alert! Days

Ozone Alert! Days from 1991 to the present

Exceedances

Exceedances of the 8-hour standard.

1st through 4th 8-hr averages

Highest 8-hour averages per monitor.

Crucial Stats

4th highest 8-hour average per monitor.