| county | NOx | VOC | other counties in the trading area |
| Allen |
893.02 | 592.67 |
(none) |
| Ashtabula |
667.23 | 0.00 |
Lake ,
Geauga
|
| Belmont |
0.00 | 0.00 |
Jefferson
|
| Butler |
2051.14 | 0.00 |
Hamilton ,
Warren ,
Montgomery
|
| Clark |
0.00 | 0.00 |
Miami ,
Montgomery ,
Greene ,
Madison
|
| Clermont |
1320.86 | 0.00 |
Hamilton ,
Warren ,
Clinton
|
| Clinton |
0.00 | 0.00 |
Clermont ,
Warren ,
Greene
|
| Columbiana |
0.00 | 0.00 |
Jefferson ,
Mahoning
|
| Cuyahoga |
466.45 | 0.00 |
Lorain ,
Medina ,
Summit ,
Portage ,
Geauga ,
Lake
|
| Delaware |
1003.57 | 0.00 |
Franklin ,
Licking ,
Knox
|
| Fairfield |
1293.85 | 0.00 |
Franklin ,
Licking
|
| Franklin |
1293.85 | 0.00 |
Madison ,
Delaware ,
Licking ,
Fairfield
|
| Geauga |
893.71 | 0.00 |
Cuyahoga ,
Summit ,
Portage ,
Ashtabula ,
Lake
|
| Greene |
0.00 | 0.00 |
Clark ,
Madison ,
Clinton ,
Warren ,
Montgomery ,
Miami
|
| Hamilton |
2051.14 | 0.00 |
Butler ,
Warren ,
Clermont
|
| Jefferson |
0.00 | 0.00 |
Belmont ,
Columbiana
|
| Knox |
572.97 | 0.00 |
Delaware ,
Licking
|
| Lake |
893.71 | 0.00 |
Cuyahoga ,
Geauga ,
Ashtabula
|
| Licking |
1293.85 | 0.00 |
Knox ,
Delaware ,
Franklin ,
Fairfield
|
| Lorain |
314.60 | 0.00 |
Cuyahoga ,
Medina
|
| Lucas |
854.84 | 92.30 |
Wood
|
| Madison |
430.60 | 0.00 |
Clark ,
Greene ,
Franklin
|
| Mahoning |
0.00 | 0.00 |
Trumbull ,
Columbiana
|
| Medina |
314.60 | 0.00 |
Lorain ,
Cuyahoga ,
Summit
|
| Miami |
0.00 | 0.00 |
Clark ,
Greene ,
Montgomery
|
| Montgomery |
730.28 | 0.00 |
Miami ,
Clark ,
Greene ,
Warren ,
Butler
|
| Portage |
226.48 | 0.00 |
Cuyahoga ,
Summit ,
Geauga
|
| Summit |
226.48 | 0.00 |
Medina ,
Cuyahoga ,
Geauga ,
Portage
|
| Trumbull |
0.00 | 0.00 |
Mahoning
|
| Warren |
2051.14 | 0.00 |
Butler ,
Hamilton ,
Clermont ,
Clinton ,
Greene ,
Montgomery
|
| Washington |
0.00 | 0.00 |
(none) |
| Wood |
854.84 | 92.30 |
Lucas
|