Air quality in Illinois
Air quality index (AQI⁺) and PM2.5 air pollution in Illinois • 09:32, Nov 04
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?
- Mount Prospect39
- Elgin31
- Evanston30
- Glen Ellyn30
- Alsip28
- Northbrook28
- Cary27
- Effingham27
- LaSalle27
- Chicago26
- Normal26
- Park Ridge26
- Zion26
- Champaign25
- Hamilton County25
- Mundelein25
- Lemont24
- Pana24
- St. Clair County24
- Cicero23
- Elmwood Park23
- Norridge23
- Braidwood22
- Cook22
- Dolton22
- Harwood Heights22
- Inverness22
- Lincolnwood22
- Bedford Park21
- Decatur21
- East St. Louis21
- Niles21
- Stickney21
- Summit21
- Will County21
- Forest View20
- Hometown20
- Riverdale20
- DuPage County19
- Randolph County19
- Schiller Park19
- Calumet Park18
- Evergreen Park18
- Merrionette Park18
- Oak Park18
- Peoria18
- Sangamon County18
- Skokie18
- Wood River18
- Arlington Heights17
- McCook17
- Aurora16
- Burnham16
- Jo Daviess County16
- Oswego16
- Glenview15
- Granite City15
- Lansing15
- Loves Park14
- Riverside14
- Bloomington13
- Downers Grove13
- Fairmont13
- Nilwood13
- Joliet12
- Kane County12
- Romeoville12
- Union County12
- Winnetka12
- Bannockburn11
- Beach Park11
- Bolingbrook11
- Crest Hill11
- Deerfield11
- Eldorado11
- Elizabethtown11
- Geneva11
- Glencoe11
- Golconda11
- Gurnee11
- Highland Park11
- Highwood11
- Knollwood11
- Lake Forest11
- Lockport11
- Machesney Park11
- McHenry County11
- Metropolis11
- Morton Grove11
- Naperville11
- North Chicago11
- Northfield11
- Park City11
- Plainfield11
- Rosiclare11
- Shawneetown11
- Wadsworth11
- Waukegan11
- Wilmette11
- Winthrop Harbor11
- Alton10
- Berwyn10
- Carmi10
- Carrier Mills10
- Des Plaines10
- Forest Park10
- Gages Lake10
- Grandwood Park10
- Green Oaks10
- Harrisburg10
- Jerseyville10
- Lincolnshire10
- Lindenhurst10
- Lyons10
- Maywood10
- Norris City10
- North Riverside10
- Palos Park10
- Prospect Heights10
- River Forest10
- River Grove10
- Riverwoods10
- Third Lake10
- Venetian Village10
- Vernon Hills10
- Wheeling10
- Abingdon9
- Addison9
- Albers9
- Albion9
- Altamont9
- Antioch9
- Ashland9
- Assumption9
- Astoria9
- Athens9
- Atlanta9
- Auburn9
- Aviston9
- Baldwin9
- Barrington9
- Bartonville9
- Beckemeyer9
- Belleville9
- Bellevue9
- Bellwood9
- Benld9
- Bensenville9
- Benton9
- Berkeley9
- Bethalto9
- Blue Island9
- Blue Mound9
- Breese9
- Bridgeport9
- Bridgeview9
- Brighton9
- Broadview9
- Brookfield9
- Buffalo Grove9
- Bunker Hill9
- Burbank9
- Burr Ridge9
- Bushnell9
- Cahokia Heights9
- Cairo9
- Calumet City9
- Cambria9
- Cambridge9
- Canton9
- Carlinville9
- Carlyle9
- Carrollton9
- Carterville9
- Caseyville9
- Central City9
- Centralia9
- Channel Lake9
- Chatham9
- Chicago Heights9
- Chicago Ridge9
- Christopher9
- Clarendon Hills9
- Collinsville9
- Columbia9
- Country Club Hills9
- Countryside9
- Crainville9
- Crestwood9
- Crete9
- Creve Coeur9
- Cuba9
- Danvers9
- De Soto9
- Deer Park9
- Delavan9
- Divernon9
- Dixmoor9
- Du Quoin9
- Dunlap9
- Dupo9
- East Alton9
- East Hazel Crest9
- East Peoria9
- Edinburg9
- Edwardsville9
- Elk Grove Village9
- Elmhurst9
- Elmwood9
- Energy9
- Fairfield9
- Fairmont City9
- Fairview Heights9
- Farmington9
- Flora9
- Flossmoor9
- Ford Heights9
- Forest Lake9
- Forsyth9
- Fox Lake9
- Fox Lake Hills9
- Franklin Park9
- Freeburg9
- Galesburg9
- Galva9
- Germantown9
- Germantown Hills9
- Gillespie9
- Girard9
- Glasford9
- Glen Carbon9
- Glenwood9
- Godfrey9
- Goreville9
- Grandview9
- Grayslake9
- Grayville9
- Greenfield9
- Greenville9
- Hainesville9
- Hanna City9
- Hardin9
- Harristown9
- Hartford9
- Harvey9
- Havana9
- Hawthorn Woods9
- Hazel Crest9
- Heritage Lake9
- Herrin9
- Hickory Hills9
- Highland9
- Hillsboro9
- Hillside9
- Hinsdale9
- Hodgkins9
- Holiday Shores9
- Homewood9
- Ina9
- Indian Head Park9
- Irving9
- Island Lake9
- Itasca9
- Jacksonville9
- Jerome9
- Johnsburg9
- Johnston City9
- Justice9
- Kildeer9
- Kincaid9
- Knoxville9
- La Grange Park9
- Lake Barrington9
- Lake Camelot9
- Lake Catherine9
- Lake Villa9
- Lakemoor9
- Lakewood, Lakewood County9
- Lawrenceville9
- Lebanon9
- Leland Grove9
- Lewistown9
- Lincoln9
- Litchfield9
- Lombard9
- Long Grove9
- Long Lake9
- Louisville9
- Lynwood9
- Mackinaw9
- Macon9
- Madison9
- Madison County9
- Manito9
- Marion9
- Marion County9
- Marissa9
- Markham9
- Maroa9
- Marquette Heights9
- Maryville9
- Mascoutah9
- Mason City9
- Matteson9
- McLeansboro9
- Melrose Park9
- Midlothian9
- Millstadt9
- Minier9
- Mitchell9
- Monmouth9
- Morrisonville9
- Morton9
- Mound City9
- Mount Carmel9
- Mount Olive9
- Mount Pulaski9
- Mount Vernon9
- Moweaqua9
- Nashville9
- New Athens9
- New Baden9
- New Berlin9
- Newton9
- Nokomis9
- North Barrington9
- North Pekin9
- Northlake9
- Norwood9
- O'Fallon9
- Oak Brook9
- Oak Forest9
- Oak Lawn9
- Oakbrook Terrace9
- Oblong9
- Odin9
- Okawville9
- Olney9
- Olympia Fields9
- Orland Hills9
- Orland Park9
- Palestine9
- Palos Heights9
- Palos Hills9
- Park Forest9
- Pawnee9
- Pekin9
- Peoria Heights9
- Petersburg9
- Phoenix9
- Pinckneyville9
- Pistakee Highlands9
- Pocahontas9
- Pontoon Beach9
- Port Barrington9
- Posen9
- Princeville9
- Ramsey9
- Richton Park9
- Riverton9
- Robbins9
- Robinson9
- Rochester9
- Rolling Meadows9
- Rome9
- Roodhouse9
- Rosemont9
- Rosewood Heights9
- Round Lake9
- Round Lake Beach9
- Round Lake Park9
- Roxana9
- Royalton9
- Salem9
- Sandoval9
- Sauget9
- Sauk Village9
- Sesser9
- Shelbyville9
- Sherman9
- Shiloh9
- Smithton9
- South Chicago Heights9
- South Holland9
- South Jacksonville9
- South Pekin9
- South Roxana9
- Southern View9
- Sparta9
- Spring Grove9
- St. Elmo9
- St. Jacob9
- Staunton9
- Steger9
- Stone Park9
- Sumner9
- Swansea9
- Taylorville9
- Teutopolis9
- Thornton9
- Tinley Park9
- Toulon9
- Tower Lakes9
- Tremont9
- Trenton9
- Troy9
- Twin Grove9
- Vandalia9
- Venice9
- Vienna9
- Villa Park9
- Virden9
- Virginia9
- Volo9
- Wamac9
- Warrensburg9
- Washington9
- Washington Park9
- Waterloo9
- Wauconda9
- Waverly9
- Wayne City9
- West Frankfort9
- West Peoria9
- West Union9
- Westchester9
- Western Springs9
- Westmont9
- White Hall9
- Williamsville9
- Willow Springs9
- Willowbrook, Will County9
- Wilmington, Greene County9
- Wood Dale9
- Woodlawn9
- Worden9
- Worth9
- Wyoming9
- Zeigler9
- Algonquin8
- Anna8
- Beardstown8
- Beecher8
- Bethany8
- Bloomingdale8
- Bradley8
- Bull Valley8
- Carbondale8
- Carol Stream8
- Carpentersville8
- Casey8
- Chillicothe8
- Clinton8
- Cobden8
- Crystal Lake8
- Danville8
- Darien8
- East Dundee8
- Eureka8
- Frankfort8
- Frankfort Square8
- Georgetown8
- Gilberts8
- Glendale Heights8
- Grant Park8
- Greenup8
- Hanover Park8
- Harvard8
- Hebron8
- Heyworth8
- Hoffman Estates8
- Homer Glen8
- Hoopeston8
- Huntley8
- Jonesboro8
- Kankakee8
- Kewanee8
- Lake in the Hills8
- Lisle8
- Lockport Heights8
- Long Creek8
- Macomb8
- Manteno8
- Marshall8
- Martinsville8
- McCullom Lake8
- McHenry8
- Metamora8
- Mokena8
- Momence8
- Monee8
- Mount Zion8
- Murphysboro8
- Neoga8
- New Lenox8
- Oakwood Hills8
- Orion8
- Paris8
- Peotone8
- Prairie Grove8
- Red Bud8
- Richmond8
- Rockford8
- Roselle8
- Rossville8
- Round Lake Heights8
- Rushville8
- Schaumburg8
- Sheldon8
- Sleepy Hollow8
- South Barrington8
- South Elgin8
- St. Anne8
- Steeleville8
- Streamwood8
- Tilton8
- Toledo8
- University Park8
- Valmeyer8
- Warrenville8
- Wayne8
- West Dundee8
- Westville8
- Winchester8
- Windsor, Shelby County8
- Wonder Lake8
- Woodridge8
- Woodstock8
- Adams County7
- Aledo7
- Andalusia7
- Arcola7
- Arthur7
- Atwood7
- Barry7
- Batavia7
- Belvidere7
- Big Rock7
- Boulder Hill7
- Bourbonnais7
- Camp Point7
- Capron7
- Carbon Cliff7
- Carthage7
- Catlin7
- Cerro Gordo7
- Channahon7
- Charleston7
- Chebanse7
- Cherry Valley7
- Chester7
- Chrisman7
- Cleveland7
- Clifton7
- Coal City7
- Coal Valley7
- Colchester7
- Colona7
- Cortland7
- Crystal Lawns7
- Davis Junction7
- DeKalb7
- Diamond7
- Douglas7
- East Moline7
- El Paso7
- Elburn7
- Elwood7
- Erie7
- Fulton7
- Geneseo7
- Genoa7
- Gilman7
- Gridley7
- Griggsville7
- Hamilton7
- Hampshire7
- Hampton7
- Henry7
- Herscher7
- Hillcrest7
- Hinckley7
- Homer7
- Hudson7
- Ingalls Park7
- Kendall County7
- Kingston, Adams County7
- Kirkland7
- La Harpe7
- Lacon7
- Lake Holiday7
- Lakewood Shores7
- Le Roy7
- Lily Lake7
- Limestone7
- Lovington7
- Malta7
- Manhattan7
- Maple Park7
- Marengo7
- Mattoon7
- Meredosia7
- Milan7
- Milford7
- Minonk7
- Minooka7
- Moline7
- Montgomery7
- Morris7
- Morrison7
- Mount Sterling7
- Nauvoo7
- Newark7
- Oakwood7
- Oquawka7
- Palatine7
- Payson7
- Pingree Grove7
- Pittsfield7
- Plano7
- Poplar Grove7
- Port Byron7
- Prestbury7
- Preston Heights7
- Prophetstown7
- Putnam County7
- Quincy7
- Roanoke7
- Rock Island7
- Rock Island Arsenal7
- Rockdale7
- Rockton7
- Roscoe7
- Sandwich7
- Shorewood7
- Silvis7
- South Beloit7
- St. Charles7
- Stillman Valley7
- Sugar Grove7
- Sullivan7
- Sycamore7
- Toluca7
- Tuscola7
- Urbana7
- Walnut7
- Warsaw7
- Washburn7
- Waterman7
- Watseka7
- Winnebago7
- Yorkville7
- Amboy6
- Barrington Hills6
- Bement6
- Byron6
- Chatsworth6
- Chenoa6
- Colfax6
- De Pue6
- Dixon6
- Durand6
- Dwight6
- Earlville6
- East Dubuque6
- Fairbury6
- Farmer City6
- Fisher6
- Flanagan6
- Forrest6
- Forreston6
- Freeport6
- Galena6
- Gardner6
- Gibson City6
- Gifford6
- Granville6
- Hennepin6
- Ladd6
- Lake Bluff6
- Lake of the Woods6
- Lake Summerset6
- Lake Zurich6
- Lanark6
- Lena6
- Lexington6
- Mahomet6
- Marseilles6
- Mendota6
- Monticello6
- Mount Carroll6
- Mount Morris6
- North Aurora6
- Oglesby6
- Onarga6
- Oregon6
- Ottawa6
- Paxton6
- Pecatonica6
- Peru6
- Philo6
- Polo6
- Pontiac6
- Princeton6
- Rantoul6
- Rochelle6
- Rock Falls6
- Savanna6
- Savoy6
- Scott Air Force Base6
- Seneca6
- Sheridan6
- Sidney6
- Somonauk6
- Spring Valley6
- St. Joseph6
- Sterling6
- Stockton6
- Streator6
- The Galena Territory6
- Thomasboro6
- Tolono6
- Villa Grove6
- Warren6
- Winfield6
- Winnebago County6
- Wheaton5
- Springfield4
- Campton Hills3
- Kenilworth3
- Ridgewood3
- Bartlett2
- Arrowsmith1
- Fox River Grove1
- La Grange1
- Libertyville1
- West Chicago1
- DeKalb County0
- German Valley0
