Illinois PM2.5 24-hour Exceedance Summary

Value in each column is 24-hour concentration - standard of 35 micrograms per cubic meter

(values in micrograms per cubic meter)

Region  County Site
Chicago Metropolitan  Cook Alsip
Cook Chicago-Com Ed
Cook Chicago-Springfield Pump
Cook Chicago-Mayfair
Cook Chicago-Washington HS
Cook Cicero
Cook Des Plaines
Cook McCook
Cook Northbrook
Cook Schiller Park
Cook Summit
Du Page Naperville
Kane Aurora
Kane Elgin
McHenry Cary
Will Braidwood
Will Joliet
Metro-East  Jersey Jerseyville
Madison Alton
Madison Granite City-23rd&Madison
Madison Granite City-Gateway Medical
Madison Wood River
Randolph Houston
St Clair E St. Louis
Northern Illinois  Rock Island Rock Island
Winnebago Rockford
West Central Illinois  Peoria Peoria
Sangamon Springfield
East Central Illinois  Champaign Bondville
Champaign Champaign
Macon Decatur
McLean Normal
Southeast Illinois  Hamilton Knight Prairie