Air quality in Illinois
Air quality index (AQI⁺) and PM2.5 air pollution in Illinois • 07:24, 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 informationActive fires
--
Learn more about global air quality
Which is the most polluted city in Illinois?
- Mount Prospect55
- Decatur52
- Bloomington51
- Inverness50
- Lansing49
- Normal49
- Sangamon County48
- Alsip47
- Glen Ellyn47
- LaSalle47
- McCook47
- Randolph County47
- German Valley45
- Mundelein44
- Aurora43
- North Aurora42
- Park Ridge42
- Wood River42
- East St. Louis40
- McHenry County40
- Barrington Hills39
- Cary39
- Dolton39
- Elmwood Park39
- Geneva39
- Peoria39
- Riverdale39
- Skokie39
- Cicero38
- Cook38
- DeKalb County38
- Harwood Heights38
- Jerseyville38
- Lincolnwood38
- Niles38
- Stickney38
- Summit38
- Elgin37
- Evergreen Park37
- Hometown37
- Norridge37
- Burnham36
- Calumet Park36
- Forest View36
- Merrionette Park36
- Oak Park36
- Bedford Park35
- Fox River Grove35
- Hamilton County35
- Kane County35
- Round Lake Heights34
- Arlington Heights33
- Glenview33
- Granite City33
- Gurnee33
- Lemont33
- Plainfield33
- Scott Air Force Base33
- Wilmette33
- Champaign32
- Evanston32
- Oswego32
- Northbrook30
- Rock Island Arsenal30
- Schiller Park30
- Springfield30
- Campton Hills29
- Downers Grove28
- Fairmont28
- Loves Park28
- Machesney Park28
- Will County28
- Winnetka28
- Chicago27
- Alton26
- Palos Park26
- Rockford26
- Joliet25
- DuPage County23
- Kenilworth23
- Naperville23
- Riverside23
- Romeoville23
- Bolingbrook22
- Braidwood22
- Lake Bluff22
- Lake Zurich22
- Union County22
- Crest Hill21
- Urbana20
- Wheaton20
- Winthrop Harbor20
- Antioch19
- Beach Park19
- Lockport19
- Wadsworth19
- Waukegan19
- Zion19
- Bannockburn18
- Barrington18
- Bensenville18
- Buffalo Grove18
- Channel Lake18
- Deer Park18
- Deerfield18
- Des Plaines18
- Elk Grove Village18
- Forest Lake18
- Fox Lake18
- Fox Lake Hills18
- Franklin Park18
- Gages Lake18
- Glencoe18
- Grandwood Park18
- Grayslake18
- Green Oaks18
- Hainesville18
- Hawthorn Woods18
- Highland Park18
- Highwood18
- Island Lake18
- Kildeer18
- Knollwood18
- Lake Barrington18
- Lake Catherine18
- Lake Forest18
- Lake Villa18
- Lakemoor18
- Lincolnshire18
- Lindenhurst18
- Long Grove18
- Long Lake18
- Maywood18
- Melrose Park18
- Morton Grove18
- North Barrington18
- North Chicago18
- Northfield18
- Northlake18
- Palatine18
- Park City18
- Pistakee Highlands18
- Prospect Heights18
- River Forest18
- River Grove18
- Riverwoods18
- Rolling Meadows18
- Rosemont18
- Round Lake18
- Round Lake Beach18
- Round Lake Park18
- Spring Grove18
- St. Clair County18
- Stone Park18
- Third Lake18
- Tower Lakes18
- Venetian Village18
- Vernon Hills18
- Volo18
- Wauconda18
- Wheeling18
- Addison17
- Bellwood17
- Berkeley17
- Berwyn17
- Bloomingdale17
- Bridgeview17
- Broadview17
- Brookfield17
- Burbank17
- Countryside17
- DeKalb17
- Elmhurst17
- Forest Park17
- Hillside17
- Hinsdale17
- Hodgkins17
- Hoffman Estates17
- Itasca17
- Johnsburg17
- Justice17
- La Grange Park17
- Lombard17
- Lyons17
- McCullom Lake17
- McHenry17
- North Riverside17
- Oak Brook17
- Oak Lawn17
- Oakbrook Terrace17
- Oakwood Hills17
- Pana17
- Port Barrington17
- Prairie Grove17
- Richmond17
- Roselle17
- Schaumburg17
- South Barrington17
- Villa Park17
- Westchester17
- Western Springs17
- Wonder Lake17
- Wood Dale17
- Algonquin16
- Amboy16
- Ashland16
- Astoria16
- Athens16
- Bartlett16
- Bartonville16
- Batavia16
- Beecher16
- Bellevue16
- Belvidere16
- Big Rock16
- Blue Island16
- Boulder Hill16
- Bourbonnais16
- Bradley16
- Bull Valley16
- Burr Ridge16
- Byron16
- Calumet City16
- Cambridge16
- Canton16
- Capron16
- Carol Stream16
- Carpentersville16
- Channahon16
- Chatham16
- Cherry Valley16
- Chicago Heights16
- Chicago Ridge16
- Chillicothe16
- Clarendon Hills16
- Coal City16
- Cortland16
- Country Club Hills16
- Crestwood16
- Crete16
- Creve Coeur16
- Crystal Lake16
- Crystal Lawns16
- Cuba16
- Darien16
- Davis Junction16
- De Pue16
- Delavan16
- Diamond16
- Dixmoor16
- Dixon16
- Dunlap16
- Durand16
- Dwight16
- Earlville16
- East Dundee16
- East Hazel Crest16
- East Peoria16
- El Paso16
- Elburn16
- Elmwood16
- Elwood16
- Eureka16
- Farmington16
- Flanagan16
- Flossmoor16
- Ford Heights16
- Forreston16
- Frankfort16
- Frankfort Square16
- Freeport16
- Galva16
- Gardner16
- Geneseo16
- Genoa16
- Germantown Hills16
- Gilberts16
- Glasford16
- Glendale Heights16
- Glenwood16
- Grandview16
- Grant Park16
- Granville16
- Gridley16
- Hampshire16
- Hanna City16
- Hanover Park16
- Harvard16
- Harvey16
- Havana16
- Hazel Crest16
- Hebron16
- Hennepin16
- Henry16
- Heritage Lake16
- Herscher16
- Hickory Hills16
- Hillcrest16
- Hinckley16
- Homer Glen16
- Homewood16
- Huntley16
- Indian Head Park16
- Ingalls Park16
- Jacksonville16
- Jerome16
- Kankakee16
- Kewanee16
- Kirkland16
- Knoxville16
- Lacon16
- Ladd16
- Lake Camelot16
- Lake Holiday16
- Lake in the Hills16
- Lake Summerset16
- Lakewood Shores16
- Lanark16
- Leland Grove16
- Lena16
- Lewistown16
- Lily Lake16
- Limestone16
- Lisle16
- Lockport Heights16
- Lynwood16
- Mackinaw16
- Malta16
- Manhattan16
- Manito16
- Manteno16
- Maple Park16
- Marengo16
- Markham16
- Marquette Heights16
- Marseilles16
- Mason City16
- Matteson16
- Mendota16
- Metamora16
- Midlothian16
- Minier16
- Minonk16
- Minooka16
- Mokena16
- Momence16
- Monee16
- Montgomery16
- Morris16
- Morrison16
- Morton16
- Mount Morris16
- New Berlin16
- New Lenox16
- Newark16
- North Pekin16
- Norwood16
- Oak Forest16
- Oglesby16
- Olympia Fields16
- Oregon16
- Orland Hills16
- Orland Park16
- Ottawa16
- Palos Heights16
- Palos Hills16
- Park Forest16
- Pecatonica16
- Pekin16
- Peoria Heights16
- Peotone16
- Peru16
- Petersburg16
- Phoenix16
- Pingree Grove16
- Plano16
- Polo16
- Poplar Grove16
- Posen16
- Prestbury16
- Preston Heights16
- Princeton16
- Princeville16
- Prophetstown16
- Richton Park16
- Riverton16
- Roanoke16
- Robbins16
- Rochelle16
- Rochester16
- Rock Falls16
- Rockdale16
- Rockton16
- Rome16
- Roscoe16
- Sandwich16
- Sauk Village16
- Seneca16
- Sheridan16
- Sherman16
- Shorewood16
- Sleepy Hollow16
- Somonauk16
- South Beloit16
- South Chicago Heights16
- South Elgin16
- South Holland16
- South Jacksonville16
- South Pekin16
- Southern View16
- Spring Valley16
- St. Anne16
- St. Charles16
- Steger16
- Sterling16
- Stillman Valley16
- Streamwood16
- Streator16
- Sugar Grove16
- Sycamore16
- Thornton16
- Tinley Park16
- Toluca16
- Toulon16
- Tremont16
- University Park16
- Virginia16
- Walnut16
- Warrenville16
- Washburn16
- Washington16
- Waterman16
- Waverly16
- Wayne16
- West Chicago16
- West Dundee16
- West Peoria16
- Westmont16
- Williamsville16
- Willow Springs16
- Willowbrook, Will County16
- Winfield16
- Winnebago16
- Woodridge16
- Woodstock16
- Worth16
- Wyoming16
- Yorkville16
- Abingdon15
- Auburn15
- Beardstown15
- Bushnell15
- Chebanse15
- Danvers15
- Divernon15
- Erie15
- Fulton15
- Galesburg15
- Highland15
- Lincoln15
- Mount Carroll15
- Pawnee15
- Pontiac15
- Ridgewood15
- Rushville15
- Savanna15
- Stockton15
- Carbon Cliff14
- Chenoa14
- Cleveland14
- Clifton14
- Coal Valley14
- Colona14
- East Moline14
- Edinburg14
- Girard14
- Hampton14
- Hudson14
- Jo Daviess County14
- Lexington14
- Macomb14
- Moline14
- Monmouth14
- Mount Pulaski14
- Orion14
- Port Byron14
- Roodhouse14
- Silvis14
- Twin Grove14
- Virden14
- Warren14
- Winchester14
- Albers13
- Albion13
- Aledo13
- Altamont13
- Arcola13
- Arthur13
- Assumption13
- Atlanta13
- Atwood13
- Aviston13
- Beckemeyer13
- Belleville13
- Bement13
- Benld13
- Benton13
- Bethalto13
- Bethany13
- Blue Mound13
- Breese13
- Brighton13
- Bunker Hill13
- Cahokia Heights13
- Camp Point13
- Carlinville13
- Carlyle13
- Carrollton13
- Casey13
- Caseyville13
- Catlin13
- Central City13
- Centralia13
- Cerro Gordo13
- Charleston13
- Chatsworth13
- Chrisman13
- Christopher13
- Clinton13
- Colchester13
- Colfax13
- Collinsville13
- Columbia13
- Danville13
- Douglas13
- Du Quoin13
- Dupo13
- East Alton13
- Edwardsville13
- Effingham13
- Fairbury13
- Fairfield13
- Fairmont City13
- Fairview Heights13
- Farmer City13
- Fisher13
- Flora13
- Forrest13
- Forsyth13
- Freeburg13
- Georgetown13
- Germantown13
- Gibson City13
- Gifford13
- Gillespie13
- Gilman13
- Glen Carbon13
- Godfrey13
- Greenfield13
- Greenup13
- Greenville13
- Griggsville13
- Hardin13
- Harristown13
- Heyworth13
- Hillsboro13
- Holiday Shores13
- Homer13
- Hoopeston13
- Ina13
- Irving13
- Johnston City13
- Kincaid13
- Kingston, Adams County13
- La Harpe13
- Lake of the Woods13
- Lakewood, Lakewood County13
- Le Roy13
- Lebanon13
- Litchfield13
- Long Creek13
- Louisville13
- Lovington13
- Macon13
- Madison13
- Marion County13
- Maroa13
- Marshall13
- Martinsville13
- Maryville13
- Mascoutah13
- Mattoon13
- McLeansboro13
- Meredosia13
- Milan13
- Milford13
- Millstadt13
- Mitchell13
- Monticello13
- Morrisonville13
- Mount Olive13
- Mount Sterling13
- Mount Vernon13
- Mount Zion13
- Moweaqua13
- Neoga13
- New Baden13
- Newton13
- Nilwood13
- Nokomis13
- O'Fallon13
- Oakwood13
- Oblong13
- Odin13
- Olney13
- Onarga13
- Paris13
- Paxton13
- Philo13
- Pittsfield13
- Pocahontas13
- Pontoon Beach13
- Ramsey13
- Rantoul13
- Robinson13
- Rock Island13
- Rosewood Heights13
- Rossville13
- Roxana13
- Royalton13
- Salem13
- Sandoval13
- Sauget13
- Savoy13
- Sesser13
- Shelbyville13
- Sheldon13
- Shiloh13
- Sidney13
- Smithton13
- South Roxana13
- St. Elmo13
- St. Jacob13
- St. Joseph13
- Staunton13
- Sullivan13
- Sumner13
- Swansea13
- Taylorville13
- Teutopolis13
- The Galena Territory13
- Thomasboro13
- Tilton13
- Toledo13
- Tolono13
- Trenton13
- Troy13
- Tuscola13
- Vandalia13
- Venice13
- Villa Grove13
- Wamac13
- Warrensburg13
- Washington Park13
- Watseka13
- Wayne City13
- West Frankfort13
- West Union13
- Westville13
- White Hall13
- Wilmington, Greene County13
- Windsor, Shelby County13
- Woodlawn13
- Worden13
- Zeigler13
- Andalusia12
- Barry12
- Bridgeport12
- Carthage12
- East Dubuque12
- Energy12
- Galena12
- Hartford12
- Herrin12
- La Grange12
- Lawrenceville12
- Libertyville12
- Marion12
- Nashville12
- Okawville12
- Oquawka12
- Palestine12
- Pinckneyville12
- Valmeyer12
- Waterloo12
- Adams County11
- Anna11
- Baldwin11
- Cairo11
- Cambria11
- Carbondale11
- Carmi11
- Carrier Mills11
- Carterville11
- Chester11
- Cobden11
- Crainville11
- De Soto11
- Eldorado11
- Elizabethtown11
- Golconda11
- Goreville11
- Grayville11
- Harrisburg11
- Jonesboro11
- Marissa11
- Metropolis11
- Mound City11
- Mount Carmel11
- Murphysboro11
- New Athens11
- Norris City11
- Red Bud11
- Rosiclare11
- Shawneetown11
- Sparta11
- Steeleville11
- Vienna11
- Payson10
- Arrowsmith9
- Hamilton9
- Nauvoo9
- Quincy9
- Warsaw9
- Kendall County7
- Winnebago County6
- Madison County4
- Putnam County3
- Mahomet2
- Union Hill0









