Air quality in Illinois
Air quality index (AQI⁺) and PM2.5 air pollution in Illinois • 15:29, Oct 03
Illinois EPACity of ChicagoBucktown airAvraham MorRodney NelsonDBTom BoardNE OPDave hansenThomasKimberly SaccaroMatt NelsonS AndersonCity of La SalleRobert MorescoKane County Government_Sustain KaneJames meyerSIERRA CLUBElisa MarchandDMA ASouth LoopEPA Office of Atmospheric ProtectionKim HJohn NelsonLemont MeterGrovedrv57Gary Krobb bmike mRZThe MatherPeterReese HenschenAnonymous contributor
Illinois EPACity of ChicagoBucktown airAvraham MorRodney NelsonDBTom BoardNE OPDave hansenThomasKimberly SaccaroMatt NelsonS AndersonCity of La SalleRobert MorescoKane County Government_Sustain KaneJames meyerSIERRA CLUBElisa MarchandDMA ASouth LoopEPA Office of Atmospheric ProtectionKim HJohn NelsonLemont MeterGrovedrv57Gary Krobb bmike mRZThe 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?
- Winfield54
- Mount Prospect52
- Palos Park52
- Cairo48
- Elgin48
- Oswego48
- Stickney46
- Mound City41
- Glen Ellyn40
- Schiller Park38
- Aurora37
- LaSalle37
- Rockford37
- Geneva36
- Lansing36
- Cary34
- Summit34
- Bannockburn33
- Barrington33
- Buffalo Grove33
- Deerfield33
- Des Plaines33
- Elk Grove Village33
- Forest Lake33
- Hawthorn Woods33
- Kildeer33
- Lincolnshire33
- Long Grove33
- Prospect Heights33
- Riverwoods33
- Rosemont33
- Wheeling33
- Addison32
- Barrington Hills32
- Bellwood32
- Bensenville32
- Berkeley32
- Bloomingdale32
- East Dundee32
- Elmhurst32
- Franklin Park32
- Glencoe32
- Green Oaks32
- Hainesville32
- Hanover Park32
- Highland Park32
- Inverness32
- Itasca32
- Knollwood32
- Lake Barrington32
- Lombard32
- Melrose Park32
- Morton Grove32
- North Aurora32
- Northlake32
- Port Barrington32
- River Grove32
- Round Lake Park32
- Schaumburg32
- Tower Lakes32
- Villa Park32
- Wauconda32
- West Chicago32
- Wood Dale32
- Algonquin31
- Berwyn31
- Braidwood31
- Broadview31
- Brookfield31
- Burr Ridge31
- Carol Stream31
- Carpentersville31
- Clarendon Hills31
- Countryside31
- Crystal Lake31
- Darien31
- Forest Park31
- Fox Lake Hills31
- Fox River Grove31
- Gages Lake31
- Gilberts31
- Grandwood Park31
- Hillside31
- Hinsdale31
- Hodgkins31
- Indian Head Park31
- Island Lake31
- La Grange Park31
- Lake in the Hills31
- Lake Villa31
- Lakemoor31
- Lindenhurst31
- Lisle31
- Long Lake31
- Lyons31
- Maywood31
- Metropolis31
- North Chicago31
- North Riverside31
- Oak Brook31
- Oakwood Hills31
- Park City31
- Prairie Grove31
- River Forest31
- Riverside31
- Round Lake Beach31
- Sleepy Hollow31
- South Elgin31
- St. Charles31
- Third Lake31
- Volo31
- Warrenville31
- Wayne31
- Western Springs31
- Westmont31
- Woodridge31
- Bridgeview30
- Fox Lake30
- Hickory Hills30
- Johnsburg30
- Justice30
- Antioch29
- Batavia29
- Beach Park29
- Bull Valley29
- Burbank29
- Channel Lake29
- Chicago Ridge29
- Homer Glen29
- Huntley29
- Lake Catherine29
- Lemont29
- Lockport Heights29
- Loves Park29
- Machesney Park29
- McCullom Lake29
- McHenry29
- McHenry County29
- Oak Lawn29
- Palos Hills29
- Pingree Grove29
- Pistakee Highlands29
- Wadsworth29
- Arlington Heights28
- Cicero28
- Crestwood28
- Elburn28
- Forest View28
- Hampshire28
- Hebron28
- Lily Lake28
- Oak Forest28
- Orland Park28
- Plainfield28
- Winthrop Harbor28
- Wonder Lake28
- Wood River28
- Woodstock28
- Alton27
- Blue Island27
- Boulder Hill27
- Dixmoor27
- Frankfort27
- Gurnee27
- Harvard27
- Ingalls Park27
- Marengo27
- Markham27
- Midlothian27
- New Lenox27
- Oak Park27
- Posen27
- Robbins27
- Tinley Park27
- Big Rock26
- Bolingbrook26
- Capron26
- Champaign26
- Country Club Hills26
- Crystal Lawns26
- Frankfort Square26
- Harvey26
- Hazel Crest26
- Kane County26
- Lake Zurich26
- Naperville26
- Pana26
- Preston Heights26
- Rockdale26
- Shorewood26
- Elwood25
- Flossmoor25
- Genoa25
- Homewood25
- Manhattan25
- Matteson25
- Olympia Fields25
- Plano25
- Sycamore25
- Bedford Park24
- Calumet City24
- Channahon24
- Chicago Heights24
- Cortland24
- Crest Hill24
- Crete24
- Evanston24
- Ford Heights24
- Glenwood24
- Hinckley24
- Jo Daviess County24
- Lynwood24
- McCook24
- Minooka24
- Monee24
- Northbrook24
- Park Forest24
- Peotone24
- Sauk Village24
- South Chicago Heights24
- South Holland24
- Steger24
- Thornton24
- Wilmette24
- Alsip23
- Beecher23
- Golconda23
- Joliet23
- Manteno23
- Will County23
- Willowbrook, Will County23
- Burnham22
- East Hazel Crest22
- Elizabethtown22
- Elmwood Park22
- German Valley22
- Highwood22
- Hometown22
- Jerseyville22
- Kirkland22
- Lake Forest22
- Norridge22
- Northfield22
- Oakbrook Terrace22
- Orland Hills22
- Palos Heights22
- Phoenix22
- Poplar Grove22
- Rolling Meadows22
- Rosiclare22
- Stone Park22
- Vernon Hills22
- Vienna22
- Westchester22
- Willow Springs22
- Worth22
- Belvidere21
- Cherry Valley21
- Coal City21
- Deer Park21
- Diamond21
- Glendale Heights21
- Harwood Heights21
- Hoffman Estates21
- Malta21
- Merrionette Park21
- Mokena21
- Newark21
- North Barrington21
- Park Ridge21
- Peoria21
- Randolph County21
- Richton Park21
- Riverdale21
- Roscoe21
- Roselle21
- Shawneetown21
- Somonauk21
- South Barrington21
- Waterman21
- Waukegan21
- Baldwin20
- Bourbonnais20
- Carrier Mills20
- Dolton20
- Eldorado20
- Harrisburg20
- Maple Park20
- Montgomery20
- Niles20
- Prestbury20
- Rock Island Arsenal20
- Round Lake20
- Sheridan20
- South Beloit20
- Streamwood20
- Sugar Grove20
- University Park20
- Venetian Village20
- West Dundee20
- Yorkville20
- Adams County19
- Bartlett19
- Bradley19
- Calumet Park19
- Chebanse19
- Clifton19
- Dupo19
- Dwight19
- Evergreen Park19
- Gardner19
- Goreville19
- Grant Park19
- Hamilton County19
- Herscher19
- Kankakee19
- Lakewood Shores19
- Marseilles19
- Momence19
- Normal19
- Rockton19
- Sandwich19
- Seneca19
- Spring Grove19
- Anna18
- Cahokia Heights18
- Chatsworth18
- Columbia18
- Cook18
- Davis Junction18
- Fairmont18
- Fairmont City18
- Forrest18
- Jonesboro18
- Lake Bluff18
- Lake Holiday18
- Lawrenceville18
- Limestone18
- Lincolnwood18
- Madison18
- Millstadt18
- Morris18
- Nilwood18
- Palestine18
- Pontiac18
- Richmond18
- Robinson18
- Round Lake Heights18
- Sangamon County18
- Sauget18
- St. Anne18
- Valmeyer18
- Venice18
- Washington Park18
- West Union18
- Bridgeport17
- Caseyville17
- Catlin17
- Chenoa17
- Chicago17
- Clinton17
- Colfax17
- Danville17
- Decatur17
- DuPage County17
- Earlville17
- Fairbury17
- Farmer City17
- Fisher17
- Flanagan17
- Gibson City17
- Gifford17
- Gilman17
- Gridley17
- Hennepin17
- Heyworth17
- Hillcrest17
- Hoopeston17
- Hudson17
- Lake of the Woods17
- Le Roy17
- Lexington17
- Mahomet17
- Marshall17
- Minonk17
- Mount Carmel17
- Norris City17
- Oglesby17
- Ottawa17
- Paris17
- Paxton17
- Putnam County17
- Rantoul17
- Rossville17
- Sheldon17
- St. Clair County17
- Streator17
- Thomasboro17
- Tilton17
- Twin Grove17
- Waterloo17
- Westville17
- Belleville16
- Bloomington16
- Carmi16
- Chrisman16
- Cobden16
- Collinsville16
- Crainville16
- Danvers16
- East Alton16
- East St. Louis16
- El Paso16
- Fairview Heights16
- Georgetown16
- Godfrey16
- Granite City16
- Grayville16
- Homer16
- Johnston City16
- Marion16
- Marion County16
- Maroa16
- Martinsville16
- Mitchell16
- Oblong16
- Palatine16
- Pontoon Beach16
- Rochelle16
- Scott Air Force Base16
- Smithton16
- St. Joseph16
- Sumner16
- Swansea16
- Albion15
- Arcola15
- Arthur15
- Atwood15
- Bement15
- Benton15
- Cambria15
- Carbondale15
- Carterville15
- Casey15
- Cerro Gordo15
- Christopher15
- De Soto15
- Douglas15
- Effingham15
- Energy15
- Fairfield15
- Flora15
- Greenup15
- Hamilton15
- Havana15
- Heritage Lake15
- Herrin15
- Ina15
- La Harpe15
- Lake Camelot15
- Lewistown15
- Long Creek15
- Louisville15
- Lovington15
- Manito15
- Mattoon15
- McLeansboro15
- Milford15
- Minier15
- Morton15
- Mount Vernon15
- Neoga15
- Newton15
- Olney15
- Onarga15
- Orion15
- Port Byron15
- Roanoke15
- Rock Island15
- Rosewood Heights15
- Royalton15
- Sesser15
- Shiloh15
- South Roxana15
- Stillman Valley15
- Sullivan15
- Teutopolis15
- Toledo15
- Tolono15
- Toluca15
- Tuscola15
- Villa Grove15
- Watseka15
- Wayne City15
- West Frankfort15
- Windsor, Shelby County15
- Woodlawn15
- Wyoming15
- Zeigler15
- Altamont14
- Bethalto14
- Bethany14
- Brighton14
- Byron14
- Central City14
- Centralia14
- Chester14
- Du Quoin14
- Durand14
- East Dubuque14
- Edwardsville14
- Eureka14
- Forsyth14
- Freeburg14
- Glen Carbon14
- Glenview14
- Hardin14
- Lakewood, Lakewood County14
- Lebanon14
- Marissa14
- Maryville14
- Mascoutah14
- Mendota14
- Monticello14
- Mount Zion14
- Murphysboro14
- Nashville14
- New Athens14
- O'Fallon14
- Odin14
- Okawville14
- Pecatonica14
- Peru14
- Pinckneyville14
- Red Bud14
- Roxana14
- Salem14
- Skokie14
- Sparta14
- Steeleville14
- Troy14
- Wamac14
- Wheaton14
- Winnebago14
- Albers13
- Amboy13
- Atlanta13
- Aviston13
- Beckemeyer13
- Benld13
- Breese13
- Bunker Hill13
- Campton Hills13
- Carlyle13
- Carrollton13
- Chillicothe13
- De Pue13
- Dixon13
- Dunlap13
- East Peoria13
- Forreston13
- Freeport13
- Germantown13
- Germantown Hills13
- Gillespie13
- Granville13
- Greenville13
- Hartford13
- Henry13
- Holiday Shores13
- Kewanee13
- Lacon13
- Ladd13
- Lake Summerset13
- Lanark13
- Mackinaw13
- Metamora13
- Morrison13
- Mount Morris13
- Mundelein13
- New Baden13
- Oakwood13
- Oregon13
- Peoria Heights13
- Philo13
- Pocahontas13
- Polo13
- Princeton13
- Princeville13
- Prophetstown13
- Rock Falls13
- Rome13
- Romeoville13
- Sandoval13
- Savoy13
- Shelbyville13
- Sidney13
- Spring Valley13
- St. Elmo13
- St. Jacob13
- Staunton13
- Sterling13
- The Galena Territory13
- Toulon13
- Trenton13
- Union County13
- Vandalia13
- Walnut13
- Warren13
- Washburn13
- Washington13
- West Peoria13
- Worden13
- Abingdon12
- Aledo12
- Andalusia12
- Ashland12
- Assumption12
- Astoria12
- Athens12
- Auburn12
- Bartonville12
- Beardstown12
- Bellevue12
- Blue Mound12
- Bushnell12
- Cambridge12
- Canton12
- Carbon Cliff12
- Carlinville12
- Chatham12
- Cleveland12
- Coal Valley12
- Colona12
- Creve Coeur12
- Cuba12
- Delavan12
- Divernon12
- East Moline12
- Edinburg12
- Elmwood12
- Erie12
- Farmington12
- Fulton12
- Galena12
- Galesburg12
- Galva12
- Geneseo12
- Girard12
- Glasford12
- Grandview12
- Greenfield12
- Griggsville12
- Hampton12
- Hanna City12
- Harristown12
- Hillsboro12
- Irving12
- Jacksonville12
- Jerome12
- Kincaid12
- Knoxville12
- Leland Grove12
- Lena12
- Lincoln12
- Litchfield12
- Macomb12
- Macon12
- Marquette Heights12
- Mason City12
- Meredosia12
- Milan12
- Moline12
- Monmouth12
- Morrisonville12
- Mount Carroll12
- Mount Olive12
- Mount Pulaski12
- Moweaqua12
- New Berlin12
- Nokomis12
- North Pekin12
- Norwood12
- Pawnee12
- Pekin12
- Petersburg12
- Pittsfield12
- Ramsey12
- Riverton12
- Rochester12
- Roodhouse12
- Rushville12
- Savanna12
- Sherman12
- Silvis12
- South Jacksonville12
- South Pekin12
- Southern View12
- Stockton12
- Taylorville12
- Tremont12
- Virden12
- Virginia12
- Warrensburg12
- Waverly12
- White Hall12
- Williamsville12
- Wilmington, Greene County12
- Winchester12
- Winnebago County12
- Mount Sterling11
- Oquawka11
- Barry10
- Springfield10
- Zion10
- Colchester9
- Kingston, Adams County8
- Ridgewood8
- Urbana8
- Camp Point7
- Carthage7
- DeKalb7
- Downers Grove7
- Highland7
- Lockport7
- Nauvoo7
- Payson7
- Quincy7
- Warsaw7
- Grayslake6
- Libertyville6
- La Grange5
- Kendall County4
- Winnetka4
- Charleston3
- DeKalb County2
- Arrowsmith1
- Kenilworth0
- Madison County0
- Union Hill0
