Air quality in Illinois
Air quality index (AQI⁺) and PM2.5 air pollution in Illinois • 11:10, Oct 29
Illinois EPACity of ChicagoBucktown airAvraham MorRodney NelsonDBNE OPTom BoardDave hansenThomasKimberly SaccaroMatt NelsonS AndersonCity of La SalleRobert MorescoKane County Government_Sustain KaneJames meyerSIERRA CLUBElisa MarchandDMA ASouth LoopKim HEPA Office of Atmospheric ProtectionLemont MeterJohn NelsonGary Krobb bGrovedrv57mike mRZSBFAquaticsThe MatherPeterReese HenschenAnonymous contributor
Illinois EPACity of ChicagoBucktown airAvraham MorRodney NelsonDBNE OPTom BoardDave hansenThomasKimberly SaccaroMatt NelsonS AndersonCity of La SalleRobert MorescoKane County Government_Sustain KaneJames meyerSIERRA CLUBElisa MarchandDMA ASouth LoopKim HEPA Office of Atmospheric ProtectionLemont MeterJohn NelsonGary Krobb bGrovedrv57mike mRZSBFAquaticsThe MatherPeterReese HenschenAnonymous contributor
Live most polluted city ranking
Real-time Illinois most polluted city ranking
Wildfires in Illinois
Real-time information
Active fires
--
Learn more about global air quality
Which is the most polluted city in Illinois?
- Bloomington80
- Glen Ellyn80
- Barrington Hills78
- Mount Prospect78
- Kenilworth75
- Mundelein75
- Arrowsmith73
- Lansing73
- Fox River Grove71
- Ridgewood70
- North Aurora68
- Alsip66
- Downers Grove66
- McCook66
- Burnham65
- Campton Hills64
- Geneva64
- Plainfield64
- Calumet Park63
- Cicero63
- Cook63
- Dolton63
- Evergreen Park63
- Park Ridge63
- Skokie63
- Aurora62
- Glenview62
- Harwood Heights62
- Inverness62
- Lincolnwood62
- Norridge62
- Sheldon62
- Albion61
- Beecher61
- Bridgeport61
- Catlin61
- Champaign61
- Chrisman61
- Crete61
- Danville61
- Elgin61
- Elmwood Park61
- Fairfield61
- Flora61
- Ford Heights61
- Forest View61
- Georgetown61
- Grant Park61
- Grayville61
- Hometown61
- Hoopeston61
- Lawrenceville61
- Louisville61
- Lynwood61
- Marshall61
- Martinsville61
- Merrionette Park61
- Momence61
- Mount Carmel61
- Newton61
- Oak Park61
- Oblong61
- Olney61
- Oswego61
- Palestine61
- Paris61
- Robinson61
- Rossville61
- Sauk Village61
- Steger61
- Stickney61
- Sumner61
- Tilton61
- Wayne City61
- West Union61
- Westville61
- Willowbrook, Will County61
- Bedford Park60
- Blue Island60
- Braidwood60
- Burbank60
- Calumet City60
- Carmi60
- Casey60
- Chicago60
- Chicago Heights60
- Country Club Hills60
- Crestwood60
- Dixmoor60
- East Hazel Crest60
- Fairmont60
- Flossmoor60
- Glenwood60
- Greenup60
- Harvey60
- Hazel Crest60
- Homewood60
- La Grange60
- Markham60
- Matteson60
- Midlothian60
- Milford60
- Monee60
- Mount Vernon60
- Niles60
- Normal60
- Oak Forest60
- Oak Lawn60
- Oakwood60
- Olympia Fields60
- Park Forest60
- Phoenix60
- Posen60
- Richton Park60
- Riverdale60
- Robbins60
- South Chicago Heights60
- South Holland60
- St. Anne60
- Thornton60
- University Park60
- Woodlawn60
- Bannockburn59
- Bellwood59
- Bensenville59
- Berkeley59
- Berwyn59
- Bridgeview59
- Broadview59
- Brookfield59
- Charleston59
- Chicago Ridge59
- Countryside59
- Deerfield59
- Des Plaines59
- Elmhurst59
- Forest Park59
- Frankfort Square59
- Franklin Park59
- Glencoe59
- Hickory Hills59
- Highland Park59
- Highwood59
- Hillside59
- Hinsdale59
- Hodgkins59
- Homer59
- Ina59
- Indian Head Park59
- Justice59
- Kane County59
- Knollwood59
- La Grange Park59
- Lake Forest59
- Lincolnshire59
- Lyons59
- Marion County59
- Maywood59
- McLeansboro59
- Melrose Park59
- Morton Grove59
- Norris City59
- North Riverside59
- Northfield59
- Northlake59
- Orland Hills59
- Orland Park59
- Palos Heights59
- Palos Hills59
- Prospect Heights59
- River Forest59
- River Grove59
- Riverside59
- Riverwoods59
- Rosemont59
- Sesser59
- Stone Park59
- Tinley Park59
- Toledo59
- Westchester59
- Western Springs59
- Wheeling59
- Willow Springs59
- Worth59
- Addison58
- Antioch58
- Arlington Heights58
- Beach Park58
- Benton58
- Bolingbrook58
- Bradley58
- Buffalo Grove58
- Burr Ridge58
- Cary58
- Central City58
- Centralia58
- Christopher58
- Clarendon Hills58
- Elk Grove Village58
- Evanston58
- Forest Lake58
- Fox Lake Hills58
- Frankfort58
- Gages Lake58
- Grandwood Park58
- Grayslake58
- Green Oaks58
- Hainesville58
- Hawthorn Woods58
- Itasca58
- Joliet58
- Kildeer58
- Lake Catherine58
- Lake Villa58
- Lemont58
- Lindenhurst58
- Lockport58
- Lombard58
- Long Grove58
- Long Lake58
- Manteno58
- Mokena58
- Naperville58
- North Chicago58
- Oak Brook58
- Oakbrook Terrace58
- Palos Park58
- Park City58
- Rolling Meadows58
- Round Lake58
- Round Lake Beach58
- Round Lake Park58
- Salem58
- Teutopolis58
- Third Lake58
- Urbana58
- Venetian Village58
- Vernon Hills58
- Villa Park58
- Wadsworth58
- Wamac58
- Watseka58
- Waukegan58
- Westmont58
- Wilmette58
- Winthrop Harbor58
- Wood Dale58
- Zion58
- Bourbonnais57
- Channel Lake57
- Crest Hill57
- Darien57
- Deer Park57
- Du Quoin57
- Effingham57
- Fox Lake57
- Homer Glen57
- Kankakee57
- McHenry County57
- North Barrington57
- Odin57
- Pinckneyville57
- Romeoville57
- Roselle57
- Round Lake Heights57
- Schaumburg57
- Sidney57
- St. Joseph57
- Villa Grove57
- Volo57
- Wauconda57
- Zeigler57
- Barrington56
- Bloomingdale56
- Chebanse56
- Clifton56
- Douglas56
- Eldorado56
- Glendale Heights56
- Island Lake56
- Lake Barrington56
- Lakemoor56
- Limestone56
- Mattoon56
- Nashville56
- Neoga56
- New Lenox56
- Pistakee Highlands56
- Royalton56
- Sandoval56
- Schiller Park56
- Shawneetown56
- Tower Lakes56
- West Chicago56
- West Frankfort56
- Winnetka56
- Altamont55
- Arcola55
- De Soto55
- DuPage County55
- East St. Louis55
- Gifford55
- Gurnee55
- Hoffman Estates55
- Johnsburg55
- Lake Bluff55
- Manhattan55
- Northbrook55
- Oakwood Hills55
- Peoria55
- Philo55
- Port Barrington55
- Richmond55
- Rock Island Arsenal55
- Sangamon County55
- Spring Grove55
- Steeleville55
- Summit55
- Tuscola55
- Woodridge55
- Cambria54
- Chester54
- Energy54
- Gilman54
- Hanover Park54
- Herrin54
- Johnston City54
- Lisle54
- Lockport Heights54
- McCullom Lake54
- McHenry54
- Prairie Grove54
- South Barrington54
- Sparta54
- St. Elmo54
- Wheaton54
- Wonder Lake54
- Bartlett53
- Bull Valley53
- Carol Stream53
- Carterville53
- Crainville53
- East Dundee53
- Harrisburg53
- Hebron53
- Ingalls Park53
- Marissa53
- Okawville53
- Onarga53
- St. Clair County53
- Streamwood53
- Windsor, Shelby County53
- Wood River53
- Algonquin52
- Arthur52
- Baldwin52
- Beckemeyer52
- Carbondale52
- Carlyle52
- Carpentersville52
- Crystal Lake52
- German Valley52
- Jerseyville52
- Lake in the Hills52
- Marion52
- Murphysboro52
- New Athens52
- Preston Heights52
- Red Bud52
- Savoy52
- Sleepy Hollow52
- Springfield52
- Tolono52
- Warrenville52
- Winfield52
- Albers51
- Crystal Lawns51
- Elwood51
- Freeburg51
- Germantown51
- Rantoul51
- Rockdale51
- Rockford51
- Scott Air Force Base51
- Smithton51
- South Elgin51
- Thomasboro51
- Waterloo51
- Wayne51
- West Dundee51
- Woodstock51
- Atwood50
- Carrier Mills50
- Gilberts50
- Herscher50
- Lake Zurich50
- Mascoutah50
- Millstadt50
- New Baden50
- Valmeyer50
- Alton49
- Belleville49
- Breese49
- Columbia49
- Granite City49
- Huntley49
- Lakewood Shores49
- Paxton49
- Shiloh49
- Shorewood49
- St. Charles49
- Swansea49
- Union Hill49
- Aviston48
- Batavia48
- Cahokia Heights48
- Dupo48
- Fairview Heights48
- Lebanon48
- O'Fallon48
- Peotone48
- Sauget48
- Sullivan48
- Trenton48
- Caseyville47
- Channahon47
- Fairmont City47
- LaSalle47
- Maryville47
- Minooka47
- Palatine47
- Pingree Grove47
- Washington Park47
- Boulder Hill46
- Coal City46
- Collinsville46
- Diamond46
- Madison46
- Randolph County46
- Venice46
- Hampshire45
- Montgomery45
- Will County45
- Elizabethtown44
- Gardner44
- Jo Daviess County44
- Machesney Park44
- Peoria Heights44
- Pontoon Beach44
- St. Jacob44
- Troy44
- Vandalia44
- Glen Carbon43
- Greenville43
- Hartford43
- Harvard43
- Lake of the Woods43
- Lily Lake43
- Mitchell43
- Prestbury43
- Shelbyville43
- Chatsworth42
- Cobden42
- Elburn42
- Fisher42
- Morris42
- Pocahontas42
- Rosiclare42
- Sugar Grove42
- Yorkville42
- Dwight41
- Edwardsville41
- Forrest41
- Goreville41
- Jonesboro41
- Lakewood, Lakewood County41
- Lovington41
- Marengo41
- Anna40
- Bement40
- Bethany40
- DeKalb40
- Gibson City40
- Roxana40
- South Roxana40
- Big Rock39
- Golconda39
- Kendall County39
- Loves Park39
- Maple Park39
- Monticello39
- Newark39
- Plano39
- Ramsey39
- Vienna39
- Capron38
- Cerro Gordo38
- Cortland38
- Fairbury38
- Genoa38
- Hinckley38
- Lake Holiday38
- Mahomet38
- Marseilles38
- Sandwich38
- Seneca38
- Sheridan38
- Somonauk38
- Sycamore38
- Belvidere37
- Bethalto37
- Chenoa37
- Colfax37
- DeKalb County37
- East Alton37
- Farmer City37
- Hamilton County37
- Kirkland37
- Long Creek37
- Malta37
- Metropolis37
- Mount Zion37
- Ottawa37
- Pontiac37
- Poplar Grove37
- Rosewood Heights37
- Waterman37
- Assumption36
- Cairo36
- Cherry Valley36
- Davis Junction36
- Earlville36
- Flanagan36
- Gridley36
- Highland36
- Hillcrest36
- Holiday Shores36
- Irving36
- Ladd36
- Le Roy36
- Lexington36
- Macon36
- Mendota36
- Mound City36
- Moweaqua36
- Oglesby36
- Peru36
- Rochelle36
- Roscoe36
- Spring Valley36
- Stillman Valley36
- Streator36
- Worden36
- Amboy35
- Byron35
- El Paso35
- Forsyth35
- Hudson35
- Maroa35
- Minonk35
- Mount Morris35
- Nokomis35
- Oregon35
- Rockton35
- South Beloit35
- Winnebago35
- Andalusia34
- Blue Mound34
- Cambridge34
- Carbon Cliff34
- Cleveland34
- Clinton34
- Coal Valley34
- Colona34
- Danvers34
- De Pue34
- Dixon34
- Durand34
- East Moline34
- Erie34
- Eureka34
- Forreston34
- Fulton34
- Geneseo34
- Godfrey34
- Granville34
- Hampton34
- Harristown34
- Hennepin34
- Henry34
- Heyworth34
- Hillsboro34
- Kewanee34
- Lacon34
- Lanark34
- Metamora34
- Milan34
- Moline34
- Morrison34
- Mount Carroll34
- Mount Olive34
- Orion34
- Pecatonica34
- Polo34
- Port Byron34
- Princeton34
- Prophetstown34
- Roanoke34
- Rock Falls34
- Rock Island34
- Savanna34
- Silvis34
- Staunton34
- Sterling34
- Toluca34
- Twin Grove34
- Walnut34
- Warrensburg34
- Washburn34
- Aledo33
- Atlanta33
- Benld33
- Bunker Hill33
- Chillicothe33
- Dunlap33
- East Peoria33
- Freeport33
- Galva33
- Germantown Hills33
- Heritage Lake33
- Lake Summerset33
- Litchfield33
- Mackinaw33
- Madison County33
- Minier33
- Morton33
- Mount Pulaski33
- Pana33
- Princeville33
- Rome33
- Taylorville33
- Toulon33
- Tremont33
- Washington33
- Wyoming33
- Bartonville32
- Bellevue32
- Brighton32
- Creve Coeur32
- Delavan32
- East Dubuque32
- Edinburg32
- Galena32
- Galesburg32
- Gillespie32
- Kincaid32
- Knoxville32
- Lena32
- Lincoln32
- Marquette Heights32
- Monmouth32
- Morrisonville32
- North Pekin32
- Norwood32
- Oquawka32
- Pekin32
- Stockton32
- The Galena Territory32
- Union County32
- West Peoria32
- Abingdon31
- Athens31
- Auburn31
- Canton31
- Carlinville31
- Chatham31
- Divernon31
- Elmwood31
- Farmington31
- Girard31
- Glasford31
- Grandview31
- Hanna City31
- Jerome31
- Lake Camelot31
- Leland Grove31
- Manito31
- Mason City31
- New Berlin31
- Nilwood31
- Pawnee31
- Petersburg31
- Riverton31
- Rochester31
- Sherman31
- South Pekin31
- Southern View31
- Virden31
- Williamsville31
- Warren30
- Waverly30
- Ashland29
- Cuba29
- Decatur29
- Greenfield29
- Havana29
- Lewistown29
- Astoria28
- Bushnell28
- Carthage28
- Colchester28
- Hardin28
- La Harpe28
- Macomb28
- Nauvoo28
- Virginia28
- Beardstown27
- Carrollton27
- Hamilton27
- Jacksonville27
- Rushville27
- South Jacksonville27
- Adams County26
- Barry26
- Camp Point26
- Griggsville26
- Kingston, Adams County26
- Meredosia26
- Mount Sterling26
- Payson26
- Pittsfield26
- Quincy26
- Roodhouse26
- Warsaw26
- White Hall26
- Wilmington, Greene County26
- Winchester26
- Winnebago County19
- Putnam County17
