Air quality in Illinois
Air quality index (AQI⁺) and PM2.5 air pollution in Illinois • 07:56, Oct 27
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 mRZSBFAquaticsRalph AndersonThe 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 mRZSBFAquaticsRalph AndersonThe 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?
- Urbana106
- Wood River85
- Champaign84
- Sangamon County79
- Bridgeport78
- Mount Carmel78
- Albion77
- Carmi77
- Grayville77
- Lawrenceville77
- Palestine77
- Robinson77
- Sumner77
- Arrowsmith76
- Oblong76
- Olney76
- West Union76
- Marshall75
- Martinsville75
- Norris City75
- Paris75
- Springfield75
- Bloomington74
- Casey74
- Fairfield74
- Shawneetown74
- Chrisman73
- Eldorado73
- McLeansboro73
- Newton73
- Greenup72
- Charleston71
- Georgetown71
- Harrisburg71
- Toledo71
- Westville71
- Catlin70
- Tilton70
- Wayne City70
- Arcola69
- Carrier Mills69
- Danville69
- Douglas69
- Elizabethtown69
- Flora69
- Homer69
- Oakwood69
- Rosiclare69
- Villa Grove69
- Golconda68
- Louisville68
- Mattoon68
- Sidney68
- Tuscola68
- Neoga67
- Philo67
- St. Joseph67
- Teutopolis67
- Arthur66
- Benton66
- Effingham66
- Johnston City66
- Marion66
- Savoy66
- Tolono66
- West Frankfort66
- Atwood65
- Gifford65
- Ina65
- Rossville65
- Sullivan65
- Windsor, Shelby County65
- Carterville64
- Christopher64
- Crainville64
- Energy64
- Goreville64
- Herrin64
- Lovington64
- Rantoul64
- Thomasboro64
- Vienna64
- Zeigler64
- Altamont63
- Bement63
- Bethany63
- Cambria63
- Carbondale63
- De Soto63
- Hoopeston63
- Lake of the Woods63
- Lakewood, Lakewood County63
- Marion County63
- Metropolis63
- Mount Vernon63
- Odin63
- Royalton63
- Salem63
- Sesser63
- Shelbyville63
- St. Elmo63
- Assumption62
- Beckemeyer62
- Carlyle62
- Central City62
- Centralia62
- Cerro Gordo62
- Du Quoin62
- Fisher62
- Greenville62
- Long Creek62
- Macon62
- Monticello62
- Mount Zion62
- Moweaqua62
- Nokomis62
- Ramsey62
- Sandoval62
- Vandalia62
- Wamac62
- Woodlawn62
- Albers61
- Alton61
- Anna61
- Atlanta61
- Auburn61
- Aviston61
- Belleville61
- Benld61
- Bethalto61
- Blue Mound61
- Breese61
- Bunker Hill61
- Carlinville61
- Caseyville61
- Chatham61
- Clinton61
- Cobden61
- Collinsville61
- Divernon61
- East Alton61
- Edinburg61
- Edwardsville61
- Fairmont City61
- Fairview Heights61
- Farmer City61
- Forsyth61
- Freeburg61
- Germantown61
- Gillespie61
- Girard61
- Glen Carbon61
- Grandview61
- Harristown61
- Hillsboro61
- Holiday Shores61
- Irving61
- Jonesboro61
- Kincaid61
- Le Roy61
- Lebanon61
- Lincoln61
- Litchfield61
- Madison61
- Mahomet61
- Marissa61
- Maroa61
- Maryville61
- Mascoutah61
- Mitchell61
- Morrisonville61
- Mount Olive61
- Mount Pulaski61
- Nashville61
- New Baden61
- Nilwood61
- O'Fallon61
- Okawville61
- Pawnee61
- Paxton61
- Pinckneyville61
- Pocahontas61
- Pontoon Beach61
- Riverton61
- Rochester61
- Rosewood Heights61
- Roxana61
- Shiloh61
- South Roxana61
- Southern View61
- St. Jacob61
- Staunton61
- Steeleville61
- Swansea61
- Taylorville61
- Trenton61
- Troy61
- Virden61
- Warrensburg61
- Washington Park61
- Williamsville61
- Worden61
- Athens60
- Baldwin60
- Brighton60
- Cahokia Heights60
- Chester60
- Columbia60
- Dupo60
- Gibson City60
- Godfrey60
- Granite City60
- Greenfield60
- Heyworth60
- Jerome60
- Leland Grove60
- Milford60
- Millstadt60
- New Athens60
- New Berlin60
- Petersburg60
- Red Bud60
- Sauget60
- Sherman60
- Smithton60
- Sparta60
- Twin Grove60
- Venice60
- Waterloo60
- Waverly60
- Ashland59
- Carrollton59
- Colfax59
- Danvers59
- Delavan59
- Heritage Lake59
- Hudson59
- Jacksonville59
- Jerseyville59
- Mackinaw59
- Manito59
- Mason City59
- Minier59
- Roodhouse59
- Sheldon59
- South Jacksonville59
- South Pekin59
- Tremont59
- Valmeyer59
- Virginia59
- White Hall59
- Wilmington, Greene County59
- Winchester59
- Astoria58
- Bartonville58
- Beardstown58
- Bellevue58
- Canton58
- Creve Coeur58
- Cuba58
- East Peoria58
- El Paso58
- Eureka58
- Germantown Hills58
- Glasford58
- Griggsville58
- Hanna City58
- Hardin58
- Havana58
- Lake Camelot58
- Lewistown58
- Lexington58
- Marquette Heights58
- Meredosia58
- Metamora58
- Morton58
- Mount Sterling58
- North Pekin58
- Norwood58
- Onarga58
- Pekin58
- Peoria Heights58
- Pittsfield58
- Rushville58
- Washington58
- Watseka58
- West Peoria58
- Abingdon57
- Bushnell57
- Chatsworth57
- Chenoa57
- Chillicothe57
- Colchester57
- Dunlap57
- Elmwood57
- Farmington57
- Gilman57
- Gridley57
- Macomb57
- Mound City57
- Princeville57
- Roanoke57
- Rome57
- Washburn57
- Barry56
- Fairbury56
- Flanagan56
- Forrest56
- Galesburg56
- Kingston, Adams County56
- Knoxville56
- La Harpe56
- Lacon56
- Minonk56
- Monmouth56
- Murphysboro56
- Normal56
- Oquawka56
- Toulon56
- Wyoming56
- Adams County55
- Aledo55
- Andalusia55
- Cambridge55
- Camp Point55
- Carthage55
- Chebanse55
- Clifton55
- East St. Louis55
- Galva55
- Hamilton55
- Henry55
- Kewanee55
- Milan55
- Nauvoo55
- Orion55
- Payson55
- Pontiac55
- Quincy55
- St. Anne55
- Toluca55
- Warsaw55
- Cairo54
- Carbon Cliff54
- Cleveland54
- Coal Valley54
- Colona54
- East Moline54
- Geneseo54
- Hamilton County54
- Hampton54
- Hartford54
- Hennepin54
- Kankakee54
- Moline54
- Momence54
- Port Byron54
- Randolph County54
- Rock Island54
- Scott Air Force Base54
- Silvis54
- Beecher53
- Bourbonnais53
- Bradley53
- De Pue53
- Erie53
- Grant Park53
- Granville53
- Herscher53
- Limestone53
- Princeton53
- Crete52
- Dolton52
- Fulton52
- Ladd52
- Manteno52
- Oglesby52
- Peotone52
- Prophetstown52
- Spring Valley52
- Streator52
- Union Hill52
- Walnut52
- Willowbrook, Will County52
- Chicago51
- Cicero51
- Dwight51
- Ford Heights51
- Lynwood51
- Monee51
- Morrison51
- Peru51
- Sauk Village51
- Skokie51
- South Chicago Heights51
- Steger51
- University Park51
- Park Forest50
- Calumet City49
- Chicago Heights49
- Gardner49
- Glenwood49
- Lakewood Shores49
- Richton Park49
- Coal City48
- Cook48
- Diamond48
- East Hazel Crest48
- Flossmoor48
- Hazel Crest48
- Homewood48
- Marseilles48
- Matteson48
- Olympia Fields48
- South Holland48
- Thornton48
- Country Club Hills47
- Elwood47
- Frankfort47
- Frankfort Square47
- Harvey47
- Manhattan47
- Markham47
- Mokena47
- Ottawa47
- Phoenix47
- Posen47
- Rock Falls47
- Seneca47
- Stickney47
- Tinley Park47
- Blue Island46
- Channahon46
- Crestwood46
- Dixmoor46
- East Dubuque46
- Midlothian46
- Morris46
- New Lenox46
- Oak Forest46
- Orland Hills46
- Robbins46
- Savanna46
- Sterling46
- Forest View45
- Highland45
- Ingalls Park45
- Minooka45
- Orland Park45
- Palos Heights45
- Peoria45
- Preston Heights45
- Rockdale45
- Worth45
- Bridgeview44
- Burbank44
- Chicago Ridge44
- Crystal Lawns44
- Hickory Hills44
- Homer Glen44
- Lockport Heights44
- Mendota44
- Oak Lawn44
- Oak Park44
- Palos Hills44
- Shorewood44
- St. Clair County44
- Amboy43
- Earlville43
- Elmwood Park43
- Hodgkins43
- Justice43
- Kendall County43
- Lincolnwood43
- Newark43
- Sheridan43
- Union County43
- Willow Springs43
- Berwyn42
- Brookfield42
- Burr Ridge42
- Countryside42
- Darien42
- Dixon42
- Evergreen Park42
- Indian Head Park42
- Lake Holiday42
- Lyons42
- Mount Carroll42
- North Riverside42
- Plano42
- Sandwich42
- Somonauk42
- Western Springs42
- Woodridge42
- Yorkville42
- Bellwood41
- Big Rock41
- Boulder Hill41
- Broadview41
- Clarendon Hills41
- Evanston41
- Forest Park41
- Galena41
- Harwood Heights41
- Hillside41
- Hinckley41
- Hinsdale41
- Kenilworth41
- La Grange Park41
- Lisle41
- Maywood41
- Montgomery41
- Prestbury41
- River Forest41
- Sugar Grove41
- Waterman41
- Westchester41
- Westmont41
- Batavia40
- Berkeley40
- Melrose Park40
- Northlake40
- Oak Brook40
- Oakbrook Terrace40
- Pana40
- River Grove40
- Stone Park40
- Villa Park40
- Warrenville40
- Addison39
- Bensenville39
- Carol Stream39
- Elmhurst39
- Franklin Park39
- Glendale Heights39
- Lombard39
- Morton Grove39
- Polo39
- Rosemont39
- St. Charles39
- The Galena Territory39
- Wayne39
- Winfield39
- Wood Dale39
- Bloomingdale38
- Burnham38
- Calumet Park38
- DeKalb County38
- Des Plaines38
- Elburn38
- Elk Grove Village38
- Hanover Park38
- Hometown38
- Itasca38
- Jo Daviess County38
- Lanark38
- Roselle38
- Cortland37
- Malta37
- Maple Park37
- Mount Morris37
- Northfield37
- Oregon37
- Park Ridge37
- Plainfield37
- Prospect Heights37
- Rochelle37
- Schaumburg37
- South Elgin37
- Streamwood37
- Forreston36
- Glencoe36
- Hillcrest36
- Hoffman Estates36
- Lily Lake36
- Rolling Meadows36
- Sycamore36
- Wheeling36
- East Dundee35
- Genoa35
- Kirkland35
- Sleepy Hollow35
- South Barrington35
- Stillman Valley35
- West Dundee35
- Wilmette35
- Buffalo Grove34
- Byron34
- Carpentersville34
- Davis Junction34
- Deerfield34
- Gilberts34
- Hampshire34
- Highland Park34
- Merrionette Park34
- Pingree Grove34
- Stockton34
- Summit34
- Algonquin33
- Bannockburn33
- Barrington33
- Bedford Park33
- Deer Park33
- Highwood33
- Huntley33
- Kildeer33
- Niles33
- Northbrook33
- Riverwoods33
- Forest Lake32
- Freeport32
- Lake in the Hills32
- Lincolnshire32
- Long Grove32
- North Barrington32
- Winnetka32
- Hawthorn Woods31
- Lake Barrington31
- Lake Forest31
- Norridge31
- Oakwood Hills31
- Port Barrington31
- Tower Lakes31
- Vernon Hills31
- Will County31
- Zion31
- Knollwood30
- McCook30
- Riverdale30
- Green Oaks29
- Island Lake29
- North Chicago29
- Wauconda29
- Cherry Valley28
- Crystal Lake28
- Lemont28
- Lena28
- Marengo28
- Park City28
- Prairie Grove28
- Warren28
- Waukegan28
- Arlington Heights27
- Belvidere27
- Braidwood27
- Grayslake27
- Inverness27
- LaSalle27
- Pecatonica27
- Winnebago27
- Alsip26
- Bull Valley26
- Gages Lake26
- Geneva26
- Hainesville26
- Lake Bluff26
- Lakemoor26
- Loves Park26
- McCullom Lake26
- McHenry26
- Round Lake26
- Round Lake Park26
- Schiller Park26
- Third Lake26
- Volo26
- Woodstock26
- Beach Park25
- Capron25
- Grandwood Park25
- Johnsburg25
- Long Lake25
- Poplar Grove25
- Roscoe25
- Round Lake Beach25
- Wonder Lake25
- Durand24
- Fox Lake24
- Fox Lake Hills24
- Harvard24
- Lake Summerset24
- Lake Villa24
- Lindenhurst24
- Machesney Park24
- Pistakee Highlands24
- Rockton24
- Venetian Village24
- Wadsworth24
- Winthrop Harbor24
- Antioch23
- Gurnee23
- Hebron23
- Richmond23
- South Beloit23
- Spring Grove23
- Cary22
- Channel Lake22
- Lake Catherine22
- Lansing22
- Elgin21
- Lake Zurich21
- Barrington Hills20
- Fairmont19
- Crest Hill18
- Joliet18
- Palos Park18
- Rock Island Arsenal18
- Aurora17
- DuPage County16
- Glen Ellyn14
- Madison County14
- Winnebago County14
- Mount Prospect13
- Romeoville13
- Wheaton12
- Downers Grove11
- Glenview11
- Lockport11
- Oswego11
- Mundelein10
- Rockford10
- Round Lake Heights10
- Decatur9
- Naperville9
- Palatine9
- Kane County8
- German Valley7
- Libertyville7
- McHenry County7
- Riverside7
- Bartlett3
- Bolingbrook3
- DeKalb3
- La Grange3
- Campton Hills2
- Putnam County1
- West Chicago1
- Fox River Grove0
- North Aurora0
- Ridgewood0
