Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
LIVE AQI CITY RANKING
Real-time Ohio
Most polluted city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Ironton | 47 |
| 2 | Batavia | 43 |
| 3 | New Albany | 43 |
| 4 | Steubenville | 43 |
| 5 | Lebanon | 39 |
| 6 | Springfield | 39 |
| 7 | Portsmouth | 38 |
| 8 | Youngstown | 38 |
| 9 | Eastlake | 37 |
| 10 | Englewood | 37 |
(local time)
SEE WORLD AQI RANKINGAIR QUALITY DATA CONTRIBUTORS
117 Contributors
See all
LIVE AQI CITY RANKING
Real-time Ohio
Cleanest city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Oberlin | 3 |
| 2 | Maumee | 4 |
| 3 | Toledo | 4 |
| 4 | Whitehouse | 4 |
| 5 | West Unity | 5 |
| 6 | Delta | 6 |
| 7 | Holland | 6 |
| 8 | Rittman | 6 |
| 9 | Seville | 6 |
| 10 | Pemberville | 7 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
Good
Moderate
Unhealthy for sensitive groups
Unhealthy
Very unhealthy
Hazardous
News
The latest air quality news and resources.
Ohio air quality data attribution
117Contributors
- Ohio Environmental Protection Agency (Ohio EPA)
66 stations
- Southwest Ohio Air Quality Agency
10 stations
2 Government Contributors
- Kenston Local Schools
1 station
Educational Contributor
- Andy Young
1 station
- Michael Gallai
1 station
- Jim Bergmann
1 station
Taylor May Rd1 station
- Andrew Cerniglia
1 station
5 Individual Contributors
109 Anonymous contributors109 stations
109 Anonymous Contributors
Which is the most polluted city in Ohio?
- Ironton 47
- Quaker City 45
- Willow Wood 45
- Wilmington 44
- Batavia 43
- New Albany 43
- Steubenville 43
- Lebanon 39
- Springfield 39
- Youngstown-warren-boardman 39
- Centerburg 38
- Portsmouth 38
- Reynoldsburg 38
- Youngstown 38
- Alliance 37
- Eastlake 37
- Englewood 37
- Gallipolis 36
- Kent 36
- Mayfield 36
- Painesville 36
- Xenia 36
- Canton 35
- Cuyahoga Falls 35
- Dayton 35
- London 35
- Oxford 35
- West Milton 34
- Curtice 33
- Sheffield Lake 33
- Waterville 33
- West Alexandria 33
- Berea 32
- Delaware 32
- New Paris 32
- Cleveland 31
- Cleves 31
- Obetz 31
- Powell 31
- Bowling Green 30
- Glouster 30
- Lima 30
- Warren 30
- Andover 29
- Brewster 29
- Casstown 29
- Middletown 29
- Warrensville Heights 29
- Millersburg 28
- Ontario 28
- Urbancrest 28
- Jackson 27
- Mansfield 27
- McConnelsville 27
- Athens 26
- Covedale 26
- Westerville 26
- Fairborn 25
- Lewis Center 25
- Marietta 25
- The Plains 25
- Barnesville 24
- Columbus 24
- Grove City 24
- Montgomery 24
- Upper Arlington 24
- Waverly 24
- Wellsville 24
- Barberton 23
- Bexley 23
- Elmwood Place 23
- Gahanna 23
- Hamilton 23
- Saint Clairsville 23
- Chagrin Falls 22
- Cincinnati 22
- Logan 22
- Montrose-Ghent 22
- Shaker Heights 22
- Beavercreek 21
- Harrison 21
- Lockbourne 21
- Norwood 19
- Shadyside 19
- Akron 18
- Baltimore 18
- Bremen 18
- Buckeye Lake 18
- Canal Fulton 18
- Circleville 18
- Fairfield Beach 18
- Fairlawn 18
- Geneva 18
- Green 18
- Greensburg 18
- Greentown 18
- Harbor Hills 18
- Hartville 18
- Kingston 18
- Lancaster 18
- Logan Elm Village 18
- Lucasville 18
- Massillon 18
- Millersport 18
- Navarre 18
- New Franklin 18
- New Lexington 18
- North Canton 18
- North Fork Village 18
- Orrville 18
- Perry Heights 18
- Piketon 18
- Richville 18
- Somerset 18
- Thornport 18
- Uniontown 18
- Aberdeen 17
- Beach City 17
- Brimfield 17
- Brookfield Center 17
- Canal Winchester 17
- Clinton 17
- Coshocton 17
- Crooksville 17
- Dalton 17
- Dover 17
- Dresden 17
- East Canton 17
- Frankfort 17
- Franklin Furnace 17
- Frazeysburg 17
- Hanover 17
- Heath 17
- Hebron 17
- Hubbard 17
- Lake Mohawk 17
- Lakemore 17
- Lithopolis 17
- Louisville 17
- Manchester 17
- Masury 17
- McArthur 17
- Mogadore 17
- Nelsonville 17
- New Boston 17
- New Philadelphia 17
- Newcomerstown 17
- North Zanesville 17
- Norton 17
- Oak Hill 17
- Oregon 17
- Peebles 17
- Pickerington 17
- Pleasant Grove 17
- Portage Lakes 17
- Rosemount 17
- Roseville 17
- Sawyerwood 17
- Sciotodale 17
- South Zanesville 17
- Strasburg 17
- Sugarcreek 17
- Sugarcreek Police Dept 17
- Tallmadge 17
- Tuscarawas 17
- Wellston 17
- West Hill 17
- West Lafayette 17
- West Portsmouth 17
- West Union 17
- Westlake 17
- Wheelersburg 17
- Winchester 17
- Zanesville 17
- Apple Creek 16
- Ashville 16
- Austintown 16
- Beechwood Trails 16
- Blacklick Estates 16
- Bolindale 16
- Broadview Heights 16
- Burlington 16
- Calcutta 16
- Campbell 16
- Canfield 16
- Champion Heights 16
- Chauncey 16
- Churchill 16
- Coal Grove 16
- Cortland 16
- Craig Beach 16
- Delphos 16
- Dennison 16
- Doylestown 16
- East Liverpool 16
- East Palestine 16
- Etna 16
- Garrettsville 16
- Girard 16
- Gnadenhutten 16
- Granville 16
- Granville South 16
- Groveport 16
- Howland Center 16
- Leavittsburg 16
- Lordstown 16
- Lowellville 16
- Malvern 16
- Mantua 16
- McDonald 16
- McKinley Heights 16
- Mineral Ridge 16
- Minerva 16
- Morgandale 16
- Munroe Falls 16
- New Concord 16
- New Middletown 16
- Newton Falls 16
- Niles 16
- Pataskala 16
- Poland 16
- Powhatan Point 16
- Ravenna 16
- Ripley 16
- Sebring 16
- Silver Lake 16
- Smithville 16
- South Bloomfield 16
- South Canal 16
- South Point 16
- Stow 16
- Struthers 16
- Uhrichsville 16
- Williamsport 16
- Windham 16
- Aurora 15
- Bellaire 15
- Belpre 15
- Bethesda 15
- Beverly 15
- Bridgeport 15
- Byesville 15
- Cadiz 15
- Caldwell 15
- Cambridge 15
- Carrollton 15
- Chillicothe 15
- Columbiana 15
- Commercial Point 15
- Copley 15
- Creston 15
- Cridersville 15
- Devola 15
- Elida 15
- Fort Shawnee 15
- Georgetown 15
- Glenmoor 15
- Greenfield 15
- Hillsboro 15
- Hiram 15
- Huber Ridge 15
- Hudson 15
- Johnstown 15
- La Croft 15
- Leetonia 15
- Martins Ferry 15
- Middleport 15
- Minerva Park 15
- Mingo Junction 15
- Mount Orab 15
- New Matamoras 15
- New Waterford 15
- Newport 15
- Orwell 15
- Ottawa Hills 15
- Pomeroy 15
- Reno 15
- Salem 15
- Salineville 15
- Streetsboro 15
- Tiltonsville 15
- Toronto 15
- Utica 15
- Whitehall 15
- Wintersville 15
- Wolfhurst 15
- Woodsfield 15
- Wooster 15
- Yorkville 15
- Ada 14
- Amherst 14
- Apple Valley 14
- Ashley 14
- Avon 14
- Avon Center 14
- Avon Lake 14
- Bainbridge 14
- Bay Village 14
- Beachwood 14
- Bedford 14
- Bedford Heights 14
- Bethel 14
- Bluffton 14
- Boston Heights 14
- Bratenahl 14
- Brecksville 14
- Brilliant 14
- Brook Park 14
- Brooklyn 14
- Brooklyn Heights 14
- Brunswick 14
- Burton 14
- Chardon 14
- Chesterland 14
- Clark-Fulton 14
- Collinwood 14
- Columbus Grove 14
- Danville 14
- Detroit-Shoreway 14
- Dublin 14
- Eaton Estates 14
- Edgewood 14
- Elmore 14
- Elyria 14
- Euclid 14
- Fairport Harbor 14
- Fairview Park 14
- Gambier 14
- Garfield Heights 14
- Gates Mills 14
- Geneva-on-the-Lake 14
- Genoa 14
- Glandorf 14
- Glenville 14
- Grafton 14
- Grandview Heights 14
- Highland Heights 14
- Hilliard 14
- Hough 14
- Independence 14
- Jefferson 14
- Kalida 14
- Kirtland 14
- Lagrange 14
- Lake Darby 14
- Lakewood 14
- Leesburg 14
- Lincoln Village 14
- Lodi 14
- Lorain 14
- Lynchburg 14
- Lyndhurst 14
- Macedonia 14
- Madison 14
- Maple Heights 14
- Mayfield Heights 14
- Medina 14
- Mentor 14
- Mentor-on-the-Lake 14
- Middleburg Heights 14
- Middlefield 14
- Millbury 14
- Moreland Hills 14
- Mount Sterling 14
- Mount Vernon 14
- New California 14
- New Vienna 14
- Newburgh Heights 14
- North Kingsville 14
- North Madison 14
- North Olmsted 14
- North Randall 14
- North Ridgeville 14
- North Royalton 14
- Northfield 14
- Oak Harbor 14
- Olmsted Falls 14
- Orange 14
- Ottawa 14
- Pandora 14
- Parma 14
- Parma Heights 14
- Pepper Pike 14
- Perry 14
- Plain City 14
- Reminderville 14
- Richfield 14
- Richmond Heights 14
- Roaming Shores 14
- Rocky River 14
- Rossford 14
- Seven Hills 14
- Sheffield 14
- Shreve 14
- Solon 14
- South Amherst 14
- South Euclid 14
- South Russell 14
- Spencerville 14
- Strongsville 14
- Sunbury 14
- Twinsburg 14
- University Heights 14
- Valley View 14
- Vermilion-on-the-Lake 14
- Walbridge 14
- Walton Hills 14
- Wapakoneta 14
- Washington Court House 14
- Wellington 14
- West Salem 14
- Westfield Center 14
- Wickliffe 14
- Williamsburg 14
- Willoughby 14
- Willoughby Hills 14
- Willowick 14
- Worthington 14
- Amelia 13
- Anna 13
- Ansonia 13
- Arcanum 13
- Arlington 13
- Ashland 13
- Ballville 13
- Bellefontaine 13
- Bellevue 13
- Bellville 13
- Blanchester 13
- Botkins 13
- Bradford 13
- Bradner 13
- Brookville 13
- Bucyrus 13
- Cardington 13
- Carey 13
- Cedarville 13
- Celina 13
- Choctaw Lake 13
- Clayton 13
- Cleveland Heights 13
- Clyde 13
- Coldwater 13
- Conneaut 13
- Continental 13
- Covington 13
- Crestline 13
- De Graff 13
- Defiance 13
- Deshler 13
- Drexel 13
- Eaton 13
- Findlay 13
- Forest 13
- Fort Loramie 13
- Fort McKinley 13
- Fort Recovery 13
- Fostoria 13
- Fredericktown 13
- Fremont 13
- Galion 13
- Gibsonburg 13
- Green Springs 13
- Greenville 13
- Greenwich 13
- Haskins 13
- Holgate 13
- Huron 13
- Jackson Center 13
- Jamestown 13
- Jeffersonville 13
- Kenton 13
- Lake Lakengren 13
- Lakeview 13
- Leipsic 13
- Lewisburg 13
- Lexington 13
- Liberty Center 13
- Lisbon 13
- Loudonville 13
- Luckey 13
- Marion 13
- Marysville 13
- McComb 13
- Mechanicsburg 13
- Milan 13
- Minster 13
- Monroeville 13
- Mount Gilead 13
- Napoleon 13
- New Bremen 13
- New Lebanon 13
- New London 13
- New Richmond 13
- North Baltimore 13
- North Lewisburg 13
- Northridge 13
- Northwood 13
- Norwalk 13
- Perrysburg 13
- Piqua 13
- Pleasant Hill 13
- Plymouth 13
- Prospect 13
- Richwood 13
- Rockford 13
- Russells Point 13
- Sabina 13
- Saint Henry 13
- Saint Marys 13
- Sandusky 13
- Shawnee Hills 13
- Shelby 13
- Shiloh 13
- Sidney 13
- South Charleston 13
- Stony Prairie 13
- Swanton 13
- Sylvania 13
- Tipp City 13
- Trotwood 13
- Union 13
- Union City 13
- Upper Sandusky 13
- Van Wert 13
- Vandalia 13
- Vermilion 13
- Versailles 13
- Wakeman 13
- Wauseon 13
- West Jefferson 13
- West Liberty 13
- Weston 13
- Wilberforce 13
- Willard 13
- Woodville 13
- Antwerp 12
- Archbold 12
- Bellbrook 12
- Bryan 12
- Camden 12
- Carlisle 12
- Centerville 12
- Cherry Grove 12
- Convoy 12
- Crystal Lakes 12
- Day Heights 12
- Delhi Hills 12
- Dry Run 12
- Edgerton 12
- Enon 12
- Fairfax 12
- Farmersville 12
- Fayette 12
- Five Points 12
- Forestville 12
- Franklin 12
- Fruit Hill 12
- Germantown 12
- Goshen 12
- Green Meadows 12
- Hicksville 12
- Holiday Valley 12
- Huber Heights 12
- Hunter 12
- Kettering 12
- Kings Mills 12
- Landen 12
- Loveland 12
- Loveland Park 12
- Madeira 12
- Mariemont 12
- Mason 12
- Miami Heights 12
- Miamisburg 12
- Milford 12
- Monroe 12
- Montpelier 12
- Moraine 12
- Morrow 12
- Mount Carmel 12
- Mount Repose 12
- Mulberry 12
- New Carlisle 12
- New Miami 12
- Newark 12
- Newtown 12
- Oakwood 12
- Park Layne 12
- Paulding 12
- Payne 12
- Pioneer 12
- Riverside 12
- Saint Paris 12
- Salem Heights 12
- Sherwood 12
- Sixteen Mile Stand 12
- South Lebanon 12
- Springboro 12
- Summerside 12
- Terrace Park 12
- The Village of Indian Hill 12
- Tiffin 12
- Trenton 12
- Troy 12
- Turpin Hills 12
- Urbana 12
- Waynesville 12
- West Carrollton City 12
- Wetherington 12
- Withamsville 12
- Wright-Patterson AFB 12
- Yellow Springs 12
- Amberley 11
- Beckett Ridge 11
- Blue Ash 11
- Bridgetown 11
- Cheviot 11
- Deer Park 11
- Dent 11
- Dillonvale 11
- Dry Ridge 11
- Dunlap 11
- East Cleveland 11
- Evendale 11
- Fairfield 11
- Finneytown 11
- Forest Park 11
- Glendale 11
- Golf Manor 11
- Grandview 11
- Greenhills 11
- Groesbeck 11
- Highpoint 11
- Kenwood 11
- Lincoln Heights 11
- Lockland 11
- Mack 11
- Miamitown 11
- Monfort Heights 11
- Mount Healthy 11
- Mount Healthy Heights 11
- New Burlington 11
- North College Hill 11
- Northbrook 11
- Northgate 11
- Pleasant Run 11
- Pleasant Run Farm 11
- Reading 11
- Ross 11
- Rossmoyne 11
- Saint Bernard 11
- Sharonville 11
- Silverton 11
- Skyline Acres 11
- Springdale 11
- White Oak 11
- Woodlawn 11
- Wyoming 11
- Wadsworth 10
- Ashtabula 8
- Stryker 8
- Pemberville 7
- Port Clinton 7
- Delta 6
- Holland 6
- Rittman 6
- Seville 6
- West Unity 5
- Maumee 4
- Toledo 4
- Whitehouse 4
- Oberlin 3
AQI US, Metric