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Illinois Ozone 8-hour Exceedance Summary
8-hour Exceedances Summary
Values in each column is 8-hour concentration - standard of 75 parts per billion;
| Region |
County |
Site |
5/1 |
5/14 |
| Chicago Metropolitan |
Cook |
Alsip |
|
|
| Cook |
Chicago - Com Ed |
|
|
| Cook |
Chicago - SWFP |
|
|
| Cook |
Chicago - Taft |
|
|
| Cook |
Chicago - University |
|
|
| Cook |
Cicero |
|
|
| Cook |
Des Plaines |
|
|
| Cook |
Evanston |
|
80 |
| Cook |
Lemont |
|
|
| Cook |
Northbrook |
|
81 |
| Cook |
Schiller Park |
|
|
| DuPage |
Lisle |
|
|
| Kane |
Elgin |
|
|
| Lake |
Zion |
77 |
81 |
| McHenry |
Cary |
|
|
| Will |
Braidwood |
|
|
| Metro-East |
Jersey |
Jerseyville |
|
|
| Madison |
Alton |
|
|
| Madison |
Maryville |
|
|
| Madison |
Wood River |
|
|
| Randolph |
Houston |
|
|
| St. Clair |
East St. Louis |
|
|
| Northern Illinois |
Rock Island |
Rock Island |
|
|
| Winnebago |
Loves Park |
|
|
| West Central Illinois |
Adams |
Quincy |
|
|
| Macoupin |
Nilwood |
|
|
| Peoria |
Peoria |
|
|
| Peoria |
Peoria Heights |
|
|
| Sangamon |
Springfield |
|
|
| East Central Illinois |
Champaign |
Thomasboro |
|
|
| McLean |
Normal |
|
|
| Macon |
Decatur |
|
|
| Southeast Illinois |
Effingham |
Effingham |
|
|
| Hamilton |
Knight Prairie Township |
|
|
|
|
