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Air quality in Pennsylvania
Air quality index (AQI) and PM2.5 air pollution in Pennsylvania
LIVE AQI CITY RANKING
Real-time Pennsylvania
Most polluted city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Robesonia | 74 |
| 2 | Manheim | 69 |
| 3 | West Newton | 68 |
| 4 | Friedens | 67 |
| 5 | Charleroi | 63 |
| 6 | Bath | 62 |
| 7 | Middletown | 62 |
| 8 | Harrisburg | 61 |
| 9 | Milton | 61 |
| 10 | Schlusser | 61 |
(local time)
SEE WORLD AQI RANKINGAIR QUALITY DATA CONTRIBUTORS
332 Contributors
See all
LIVE AQI CITY RANKING
Real-time Pennsylvania
Cleanest city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Hellertown | 2 |
| 2 | Wescosville | 4 |
| 3 | Boiling Springs | 7 |
| 4 | Doylestown | 9 |
| 5 | Jeannette | 9 |
| 6 | Milford | 9 |
| 7 | Waterford | 9 |
| 8 | Hokendauqua | 10 |
| 9 | Lima | 10 |
| 10 | New Kingstown | 10 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
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The latest air quality news and resources.
Pennsylvania air quality data attribution
332Contributors
- Allegheny County Health Department
7 stations
2 Government Contributors
- Nels Shirer
1 station
- LWP
1 station
- armacg
1 station
- Kurt S
1 station
- fiorill
1 station
- Richard Seavey
1 station
- miner18925
1 station
- Ta Ma
1 station
- Bill Fenner
1 station
- Jeff Wiggins
1 station
- JH
1 station
Rick Evans1 station
12 Individual Contributors
318 Anonymous contributors318 stations
318 Anonymous Contributors
Which is the most polluted city in Pennsylvania?
- Robesonia 74
- Manheim 69
- West Newton 68
- Friedens 67
- Charleroi 63
- Bath 62
- Middletown 62
- Harrisburg 61
- Milton 61
- Schlusser 61
- Carlisle 59
- Dickson City 59
- Allentown 58
- Dunmore 58
- Lancaster 58
- Pittston 58
- Swissvale 58
- Throop 58
- Wilkes-Barre 58
- Arnold 57
- Bethlehem 57
- Brackenridge 57
- Cheswick 57
- Curtisville 57
- Easton 57
- Freeport 57
- Furlong 57
- Hershey 57
- Leechburg 57
- Lower Burrell 57
- New Holland 57
- New Kensington 57
- Northampton 57
- Russellton 57
- Tarentum 57
- West Leechburg 57
- Allison Park 56
- Apollo 56
- Aspinwall 56
- Baidland 56
- Bakerstown 56
- Bentleyville 56
- Bethel Park 56
- Blawnox 56
- Bloomfield 56
- Brentwood 56
- Brownsville 56
- Bryn Mawr 56
- California 56
- Carroll Valley 56
- Castle Shannon 56
- Centerville 56
- Chicora 56
- Churchill 56
- Corry 56
- Crafton 56
- Delmont 56
- Donora 56
- Dormont 56
- Dravosburg 56
- East Greenville 56
- East McKeesport 56
- East Pittsburgh 56
- East Washington 56
- Edgewood 56
- Etna 56
- Fairdale 56
- Fairhope 56
- Fellsburg 56
- Gettysburg 56
- Gibsonia 56
- Glenshaw 56
- Green Tree 56
- Greenock 56
- Hiller 56
- Homeacre-Lyndora 56
- Ingram 56
- Irwin 56
- Jessup 56
- Johnstown 56
- Lenape Heights 56
- Level Green 56
- Lewisburg 56
- Liberty 56
- Luzerne 56
- Lynnwood-Pricedale 56
- Manor 56
- Masontown 56
- McGovern 56
- McKees Rocks 56
- Meadowood 56
- Meridian 56
- Millvale 56
- Monongahela 56
- Mount Oliver 56
- Munhall 56
- New Eagle 56
- Nixon 56
- North Apollo 56
- North Belle Vernon 56
- North Braddock 56
- North Charleroi 56
- North East 56
- North Versailles 56
- Northwest Harborcreek 56
- Oak Hills 56
- Oakmont 56
- Orchard Hills 56
- Penn Hills 56
- Perryopolis 56
- Pitcairn 56
- Pleasant Hills 56
- Plum 56
- Point Marion 56
- Port Vue 56
- Rankin 56
- Republic 56
- Saxonburg 56
- Selinsgrove 56
- South Park Township 56
- Speers 56
- Thompsonville 56
- Turtle Creek 56
- Union City 56
- Vandergrift 56
- Verona 56
- Versailles 56
- Wayne Heights 56
- Wesleyville 56
- West Hills 56
- West Homestead 56
- West Kittanning 56
- West View 56
- Whitaker 56
- White Oak 56
- Whitehall 56
- Wickerham Manor-Fisher 56
- Wilmerding 56
- Wilson 56
- Abbottstown 55
- Albion 55
- Ambridge 55
- Avonia 55
- Bell Acres 55
- Black Lick 55
- Blairsville 55
- Blakely 55
- Bonneauville 55
- Bressler 55
- Bridgeville 55
- Cambridge Springs 55
- Campbelltown 55
- Carnot-Moon 55
- Cecil-Bishop 55
- Chambersburg 55
- Chevy Chase Heights 55
- Clairton 55
- Clymer 55
- Collinsburg 55
- Colonial Park 55
- Conneaut Lakeshore 55
- Cranberry Township 55
- Dallas 55
- Dillsburg 55
- Dover 55
- East Berlin 55
- East Uniontown 55
- Edinboro 55
- Elizabethtown 55
- Enhaut 55
- Erie 55
- Evans City 55
- Fairchance 55
- Fairview 55
- Fayetteville 55
- Fernway 55
- Fox Run 55
- Girard 55
- Greencastle 55
- Grove City 55
- Guilford 55
- Guilford Siding 55
- Hanover 55
- Heidelberg 55
- Highspire 55
- Homer City 55
- Hummelstown 55
- Knox 55
- Lake City 55
- Lake Heritage 55
- Lake Meade 55
- Lawnton 55
- Leetsdale 55
- Leith-Hatfield 55
- Lemoyne 55
- Lower Allen 55
- Mars 55
- McSherrystown 55
- Meadville 55
- Mercersburg 55
- Midway 55
- Monessen 55
- Mont Alto 55
- Mount Holly Springs 55
- Mount Pleasant 55
- Muse 55
- New Cumberland 55
- New Oxford 55
- North Warren 55
- Oakdale 55
- Oliver 55
- Palmdale 55
- Palmyra 55
- Parkville 55
- Paxtang 55
- Paxtonia 55
- Penbrook 55
- Pennville 55
- Progress 55
- Rennerdale 55
- Royalton 55
- Russell 55
- Rutherford 55
- Scotland 55
- Scranton 55
- Seven Fields 55
- Shiloh 55
- Shiremanstown 55
- South Greensburg 55
- South Uniontown 55
- Southwest Greensburg 55
- Spring Grove 55
- State Line 55
- Sturgeon 55
- Titusville 55
- Uniontown 55
- Valley Green 55
- Waynesboro 55
- Weigelstown 55
- West Fairview 55
- Woodside 55
- Wormleysburg 55
- Youngwood 55
- Zelienople 55
- Annville 54
- Avon 54
- Bainbridge 54
- Barnesboro 54
- Beaverdale 54
- Bedford 54
- Bellefonte 54
- Belleville 54
- Bellwood 54
- Belmont 54
- Big Beaver 54
- Boalsburg 54
- Boswell 54
- Brickerville 54
- Brockway 54
- Brookville 54
- Calumet 54
- Central City 54
- Centre Hall 54
- Church Hill 54
- Clarion 54
- Claysburg 54
- Cleona 54
- Coatesville 54
- Cochranton 54
- Conemaugh 54
- Connellsville 54
- Conway 54
- Cornwall 54
- Cresson 54
- Dale 54
- Davidsville 54
- Derry 54
- DuBois 54
- Dunbar 54
- Duncannon 54
- Duncansville 54
- East Conemaugh 54
- East York 54
- Ebensburg 54
- Elim 54
- Ellport 54
- Ellwood City 54
- Emigsville 54
- Enlow 54
- Enola 54
- Falls Creek 54
- Ferndale 54
- Franklin 54
- Gallitzin 54
- Geistown 54
- Glen Rock 54
- Gordonville 54
- Grantley 54
- Greenville 54
- Hallam 54
- Hasson Heights 54
- Hastings 54
- Hebron 54
- Hermitage 54
- Hollidaysburg 54
- Hopwood 54
- Houserville 54
- Imperial 54
- Jerome 54
- Jonestown 54
- Lake Latonka 54
- Lakemont 54
- Landisville 54
- Latrobe 54
- Lawrence Park 54
- Lebanon South 54
- Lehighton 54
- Lemont 54
- Linglestown 54
- Lititz 54
- Loretto 54
- Loyalhanna 54
- Manchester 54
- Marianne 54
- Marienville 54
- Marietta 54
- Martinsburg 54
- Marysville 54
- Matamoras 54
- Maytown 54
- McConnellsburg 54
- Mercer 54
- Midland 54
- Milesburg 54
- Milroy 54
- Mount Joy 54
- Mount Wolf 54
- Mundys Corner 54
- Murrysville 54
- Nanty Glo 54
- New Beaver 54
- New Castle Northwest 54
- New Hope 54
- New Wilmington 54
- Newport 54
- Newtown Grant 54
- Newville 54
- North York 54
- Northern Cambria 54
- Oakland 54
- Oakwood 54
- Oil City 54
- Park Forest Village 54
- Patton 54
- Penryn 54
- Pine Grove Mills 54
- Pleasant Gap 54
- Pleasant Hill 54
- Portage 54
- Punxsutawney 54
- Pymatuning Central 54
- Ramblewood 54
- Reynolds Heights 54
- Reynoldsville 54
- Rheems 54
- Roaring Spring 54
- Salix 54
- Salunga 54
- Sand Hill 54
- Sandy 54
- Sandy Lake 54
- Scottdale 54
- Seneca 54
- Sharon 54
- Sharpsville 54
- Sheffield 54
- Skyline View 54
- South Connellsville 54
- Southmont 54
- Spangler 54
- Stoneboro 54
- Stonybrook 54
- Sugarcreek 54
- Sykesville 54
- Tionesta 54
- Tipton 54
- Toftrees 54
- Trafford 54
- Tyrone 54
- Valley View 54
- Vinco 54
- Warren 54
- West Mayfield 54
- West York 54
- Westmont 54
- Williamsport 54
- Windber 54
- Woodland Heights 54
- Yorklyn 54
- Akron 53
- Bellevue 53
- Berlin 53
- Bessemer 53
- Bradford 53
- Bristol 53
- Brownstown 53
- Bryn Athyn 53
- Burnham 53
- Castanea 53
- Churchville 53
- Clay 53
- Clearfield 53
- Coopersburg 53
- Cornwells Heights 53
- Croydon 53
- Curwensville 53
- Dallastown 53
- Denver 53
- Dunnstown 53
- Earlston 53
- Eddington 53
- Emsworth 53
- Ephrata 53
- Everett 53
- Fairless Hills 53
- Feasterville 53
- Flemington 53
- Fort Washington 53
- Foster Brook 53
- Fredericksburg 53
- Garden View 53
- Georgetown 53
- Greenwood 53
- Highland Park 53
- Huntingdon 53
- Hyde 53
- Jacobus 53
- Jenkintown 53
- Jim Thorpe 53
- Johnsonburg 53
- Kane 53
- Langhorne Manor 53
- Levittown 53
- Lewistown 53
- Lock Haven 53
- Loganville 53
- Lykens 53
- McConnellstown 53
- Meyersdale 53
- Middleburg 53
- Mifflinburg 53
- Mifflintown 53
- Mill Hall 53
- Millersburg 53
- Millersville 53
- Mount Union 53
- Mountville 53
- Myerstown 53
- New Freedom 53
- Newmanstown 53
- Newtown 53
- Ohioville 53
- Osceola Mills 53
- Penfield 53
- Penndel 53
- Philipsburg 53
- Reamstown 53
- Red Lion 53
- Reinholds 53
- Richboro 53
- Richland 53
- Ridgway 53
- Rockledge 53
- Rockwood 53
- Rothsville 53
- Saint Marys 53
- Schoeneck 53
- Sharpsburg 53
- Shrewsbury 53
- Slippery Rock 53
- Somerset 53
- Spry 53
- State College 53
- Stewartstown 53
- Tacony 53
- Treasure Lake 53
- Trevose 53
- Tullytown 53
- Village Shires 53
- Waynesburg 53
- Wilcox 53
- Williamsburg 53
- Williamstown 53
- Windsor 53
- Womelsdorf 53
- Woodbourne 53
- Wrightsville 53
- Yeagertown 53
- Yoe 53
- Zion 53
- Adamstown 52
- Alleghenyville 52
- Ambler 52
- Amity Gardens 52
- Archbald 52
- Avis 52
- Bedminster 52
- Ben Avon 52
- Biglerville 52
- Birdsboro 52
- Blue Ball 52
- Blue Bell 52
- Bowmansville 52
- Braddock 52
- Brittany Farms-Highlands 52
- Brogue 52
- Camp Hill 52
- Center City 52
- Chalfont 52
- Colony Park 52
- Columbia 52
- Conestoga 52
- Conshohocken 52
- Dewart 52
- Dresher 52
- Dublin 52
- Duboistown 52
- East Earl 52
- Emporium 52
- Faxon 52
- Fivepointville 52
- Flourtown 52
- Flying Hills 52
- Forest Hills 52
- Fox Chase 52
- Greenfields 52
- Grill 52
- Hatboro 52
- Hatfield 52
- Horsham 52
- Hummels Wharf 52
- Hyde Park 52
- Intercourse 52
- Ivyland 52
- Jacksonwald 52
- Kenhorst 52
- Kenmar 52
- Kulpsville 52
- Lampeter 52
- Lansdale 52
- Laureldale 52
- Leola 52
- Lincoln Park 52
- Linntown 52
- Littlestown 52
- Lorane 52
- Macungie 52
- Maple Glen 52
- Mohnton 52
- Monroeville 52
- Montgomery 52
- Morrisville 52
- Mount Penn 52
- Muhlenberg Park 52
- New Britain 52
- New Columbia 52
- Norristown 52
- North Wales 52
- Oley 52
- Oreland 52
- Pen Argyl 52
- Pennside 52
- Pennsport 52
- Plumsteadville 52
- Quakertown 52
- Reiffton 52
- Renovo 52
- River View Park 52
- Saint Lawrence 52
- Sellersville 52
- Shamokin Dam 52
- Shillington 52
- Sinking Spring 52
- Skippack 52
- Smethport 52
- Souderton 52
- South Temple 52
- South Williamsport 52
- Spring Ridge 52
- Stony Creek Mills 52
- Sunbury 52
- Swartzville 52
- Telford 52
- Temple 52
- Terre Hill 52
- Tinicum 52
- Tower City 52
- Warminster Heights 52
- Watsontown 52
- Wernersville 52
- West Lawn 52
- West Reading 52
- West Wyomissing 52
- Wharton 52
- Whitfield 52
- Whitman 52
- Willow Grove 52
- Willow Street 52
- Wyncote 52
- Wyndmoor 52
- Wyomissing Hills 52
- Alburtis 51
- Aldan 51
- Ancient Oaks 51
- Ardmore 51
- Audubon 51
- Avalon 51
- Bala-Cynwyd 51
- Bally 51
- Blandon 51
- Boyertown 51
- Bridgeport 51
- Clifton Heights 51
- Collegeville 51
- Collingdale 51
- Colwyn 51
- Darby 51
- Drexel Hill 51
- Eagleville 51
- East Lansdowne 51
- Emmaus 51
- Evansburg 51
- Fleetwood 51
- Folcroft 51
- Gilbertsville 51
- Glassport 51
- Glenolden 51
- Greensburg 51
- Halfway House 51
- Harleysville 51
- Honey Brook 51
- Kenilworth 51
- King of Prussia 51
- Kittanning 51
- Lansdowne 51
- Leesport 51
- Limerick 51
- Marcus Hook 51
- Millbourne 51
- Mount Lebanon 51
- Muncy 51
- Narberth 51
- New Berlinville 51
- New Bloomfield 51
- Norwood 51
- Paradise 51
- Penn Wynne 51
- Pennsburg 51
- Perkasie 51
- Pine Grove 51
- Port Allegany 51
- Pottsgrove 51
- Pottstown 51
- Prospect Park 51
- Radnor 51
- Red Hill 51
- Richlandtown 51
- Royersford 51
- Sanatoga 51
- Schwenksville 51
- Sharon Hill 51
- Shinglehouse 51
- South Pottstown 51
- Spinnerstown 51
- Spring Mount 51
- Springdale 51
- Steelton 51
- Stowe 51
- Susquehanna Trails 51
- Topton 51
- Trappe 51
- Trooper 51
- Wayne 51
- West Conshohocken 51
- West Norriton 51
- Woxall 51
- Yeadon 51
- Breinigsville 50
- Broomall 50
- Chesterbrook 50
- Devon 50
- Dorneyville 50
- Eddystone 50
- Folsom 50
- Fountain Hill 50
- Gap 50
- Hughesville 50
- Kutztown 50
- Morton 50
- Quarryville 50
- Raubsville 50
- Ridley Park 50
- Shoemakersville 50
- Stormstown 50
- Swarthmore 50
- Trevorton 50
- Trexlertown 50
- Woodlyn 50
- York 50
- Atglen 49
- Belle Vernon 49
- Boothwyn 49
- Brookhaven 49
- Caln 49
- Cetronia 49
- Chester Heights 49
- Christiana 49
- Coudersport 49
- Danville 49
- Donegal 49
- Eagleview 49
- East Bangor 49
- Elizabeth 49
- Exton 49
- Fairview-Ferndale 49
- Fullerton 49
- Glenside 49
- Langhorne 49
- Lebanon 49
- Linwood 49
- Lionville 49
- Monroe 49
- Old Orchard 49
- Palmer Heights 49
- Parkesburg 49
- Parkside 49
- Philadelphia 49
- Riverside 49
- Shamokin 49
- South Coatesville 49
- Thorndale 49
- Trainer 49
- Tremont 49
- Village Green-Green Ridge 49
- West Easton 49
- West Hamburg 49
- Avondale 48
- Braddock Hills 48
- Catasauqua 48
- Chester 48
- Elysburg 48
- Franklin Park 48
- Galeton 48
- Hamburg 48
- Kennett Square 48
- Laporte 48
- Marshallton 48
- McKeesport 48
- Mechanicsville 48
- North Catasauqua 48
- Oxford 48
- Plymouth Meeting 48
- Shanor-Northvue 48
- Stiles 48
- Strasburg 48
- Toughkenamon 48
- Upland 48
- Washington 48
- West Grove 48
- Whitehall Township 48
- Altoona 47
- Blossburg 47
- Cementon 47
- Coplay 47
- Cressona 47
- Economy 47
- Egypt 47
- Ford City 47
- Freemansburg 47
- Hawley 47
- Jersey Shore 47
- Kulpmont 47
- Lake Wynonah 47
- Malvern 47
- McDonald 47
- Minersville 47
- Mount Carmel 47
- Palo Alto 47
- Pottsville 47
- Schuylkill Haven 47
- Tatamy 47
- Troy 47
- Wellsboro 47
- West Chester 47
- Westfield 47
- Wolfdale 47
- Almedia 46
- Ashland 46
- Baldwin 46
- Catawissa 46
- Eastlawn Gardens 46
- Elkland 46
- Espy 46
- Fox Chapel 46
- Frackville 46
- Girardville 46
- Green Hills 46
- Light Street 46
- Mansfield 46
- Montrose 46
- Nazareth 46
- New Philadelphia 46
- Orwigsburg 46
- Pittsburgh 46
- Port Carbon 46
- Schnecksville 46
- Shippensburg 46
- Tannersville 46
- Towanda 46
- West Mifflin 46
- Woodburn 46
- Aliquippa 45
- Athens 45
- Belfast 45
- Burgettstown 45
- Cherryville 45
- Duquesne 45
- Factoryville 45
- Graysville 45
- Laurys Station 45
- Mahanoy City 45
- McMurray 45
- Mifflinville 45
- New Castle 45
- Sayre 45
- Shenandoah 45
- Shenandoah Heights 45
- Slatington 45
- South Waverly 45
- Spring House 45
- Walnutport 45
- Youngsville 45
- Bangor 44
- Berwick 44
- Coraopolis 44
- East Berwick 44
- Gastonville 44
- Hometown 44
- Indiana 44
- Ligonier 44
- Nescopeck 44
- Palmerton 44
- Reading 44
- Roseto 44
- Tamaqua 44
- Wind Gap 44
- Baden 43
- Beaver 43
- Beaver Falls 43
- Butler 43
- Canton 43
- Chester Springs 43
- Coaldale 43
- Elizabethville 43
- Farrell 43
- Jefferson Hills 43
- Lansford 43
- Paoli 43
- Phoenixville 43
- Rochester 43
- Saint Clair 43
- Saylorsburg 43
- Summit Hill 43
- Susquehanna 43
- Weissport East 43
- Berwyn 42
- Birchwood Lakes 42
- Brodheadsville 42
- Conyngham 42
- Effort 42
- Harleigh 42
- Hazleton 42
- Industry 42
- McAdoo 42
- Mechanicsburg 42
- Nesquehoning 42
- Prosperity 42
- Sewickley 42
- Tunkhannock 42
- West Hazleton 42
- Arlington Heights 41
- Back Mountain 41
- Beech Mountain Lakes 41
- Bradford Woods 41
- Canonsburg 41
- East Petersburg 41
- Freeland 41
- Glen Lyon 41
- Indian Mountain Lake 41
- Monaca 41
- Nanticoke 41
- New Brighton 41
- Sierra View 41
- Springfield 41
- Stroudsburg 41
- Sun Valley 41
- Towamensing Trails 41
- Weatherly 41
- White Haven 41
- Ashley 40
- East Stroudsburg 40
- Edwardsville 40
- Emerald Lakes 40
- Exeter 40
- Forty Fort 40
- Freedom 40
- Harveys Lake 40
- Hilldale 40
- Hudson 40
- Inkerman 40
- Kingston 40
- Laflin 40
- Larksville 40
- Mountain Top 40
- Penn Estates 40
- Plains 40
- Plymouth 40
- Pocono Pines 40
- Shavertown 40
- Swoyersville 40
- Trucksville 40
- West Pittston 40
- West Wyoming 40
- Wyoming 40
- Avoca 39
- Browntown 39
- Dupont 39
- Duryea 39
- Edgeworth 39
- Houston 39
- Hughestown 39
- Moosic 39
- Mount Pocono 39
- Mountainhome 39
- Old Forge 39
- Pine Ridge 39
- Pocono Ranch Lands 39
- Prospect 39
- Saw Creek 39
- Taylor 39
- Big Bass Lake 38
- Clarks Summit 38
- Dalton 38
- Downingtown 38
- Northumberland 38
- Chinchilla 37
- Clarks Green 37
- Hallstead 37
- Homestead 37
- Moscow 37
- Mount Cobb 37
- Olyphant 37
- Spring City 37
- Wyomissing 37
- Carbondale 36
- Conashaugh Lakes 36
- Forest City 36
- Gold Key Lake 36
- Hemlock Farms 36
- Mayfield 36
- Media 36
- Simpson 36
- Sunrise Lake 36
- The Hideout 36
- Wallenpaupack Lake Estates 36
- Waymart 36
- Bloomsburg 35
- Carnegie 34
- Natrona Heights 34
- Montgomeryville 31
- Wilkinsburg 30
- Lawson Heights 29
- Peckville 28
- Montoursville 24
- Honesdale 23
- Jermyn 19
- Upper Saint Clair 17
- Lincoln 14
- Bear Rocks 13
- Elverson 12
- New Stanton 11
- Hokendauqua 10
- Lima 10
- New Kingstown 10
- Yardley 10
- Doylestown 9
- Jeannette 9
- Milford 9
- Waterford 9
- Boiling Springs 7
- Wescosville 4
- Hellertown 2
AQI US, Metric