Air quality in Maine
Air quality index (AQI⁺) and PM2.5 air pollution in Maine • 09:40, Jun 08
Live most polluted city ranking
Real-time Maine most polluted city ranking
Learn more about global air quality
Which is the most polluted city in Maine?
- Portland city39
- Boothbay30
- Madawaska29
- York Harbor29
- York town29
- Biddeford28
- Cape Neddick28
- Kennebunkport28
- Kittery Point28
- Lewiston28
- Ogunquit27
- Boothbay Harbor26
- Bristol26
- Kennebunk26
- Old Orchard Beach26
- Saco26
- Arundel25
- Dunstan25
- Harpswell25
- Oak Hill25
- Scarborough25
- South Portland City25
- Stonington25
- Brunswick24
- Falmouth24
- Falmouth Foreside24
- Knox24
- Owls Head24
- Sagadahoc24
- South Eliot24
- South Thomaston24
- Southwest Harbor24
- Wells24
- West Kennebunk24
- Woolwich24
- Bangor23
- Bath23
- Bath City23
- Cushing23
- Edgecomb23
- North Berwick23
- Passamaquoddy Pleasant Point23
- South Berwick23
- Thomaston23
- Yarmouth23
- Berwick22
- Cumberland Center22
- Damariscotta22
- Eastport22
- Freeport22
- Hallowell22
- Rockland22
- Rumford22
- Topsham22
- Westbrook22
- Wiscasset22
- York22
- Cumberland21
- Dayton21
- Deer Isle21
- Newcastle21
- Presque Isle21
- Rockport21
- Shapleigh21
- South Windham21
- Warren21
- Alfred20
- Buxton20
- Camden20
- Chelsea20
- Durham20
- Farmingdale20
- Gardiner20
- Gray20
- Jefferson20
- Lisbon20
- Lisbon Falls20
- Pittston20
- Randolph20
- Richmond20
- Sanford20
- Sanford City20
- Waldoboro20
- Whitefield20
- Windham20
- Auburn19
- Augusta city19
- Bethel19
- Gouldsboro19
- Greene19
- Hollis19
- Hope19
- Manchester19
- Monmouth19
- North Windham19
- Portland19
- Sabattus19
- Standish19
- Union19
- Addison18
- Androscoggin18
- Appleton18
- Augusta18
- Bar Harbor18
- Gorham18
- Jonesport18
- Lincolnville18
- Machiasport18
- Raymond18
- Sedgwick18
- Vinalhaven18
- Waterboro18
- Windsor18
- Winthrop18
- Cape Elizabeth17
- Castine17
- Friendship17
- Kennebec17
- Lake Arrowhead17
- Leeds17
- Limington17
- Mexico17
- Perry17
- Poland17
- Readfield17
- Sidney17
- Somerset17
- St. George17
- Steep Falls17
- Steuben17
- Trenton17
- Vassalboro17
- Acton16
- Albion16
- Alton16
- Belfast16
- Belgrade16
- Benton16
- Bradford16
- Bradley16
- Brewer16
- Brooks16
- Brownfield16
- Bucksport16
- Burnham16
- Canton16
- Caribou16
- Carmel16
- Carrabassett Valley16
- Charleston16
- Cherryfield16
- Chesterville16
- China16
- Chisholm16
- Clinton16
- Corinna16
- Cornish16
- Cornville16
- Dedham16
- Dexter16
- Dixmont16
- Dover-Foxcroft16
- Easton16
- Eddington16
- Ellsworth16
- Etna16
- Fairfield16
- Farmington16
- Fayette16
- Fort Fairfield16
- Frankfort16
- Franklin16
- Fryeburg16
- Garland16
- Hampden16
- Hartland16
- Hermon16
- Hodgdon16
- Holden16
- Houlton16
- Hudson16
- Jay16
- Kenduskeag16
- Kezar Falls16
- Kingfield16
- Levant16
- Limerick16
- Limestone16
- Littleton16
- Livermore16
- Livermore Falls16
- Machias16
- Madison16
- Mechanic Falls16
- Milbridge16
- Milford16
- Minot16
- Mount Vernon16
- New Sharon16
- Newfield16
- Newport16
- Norridgewock16
- Oakland16
- Oakland town16
- Old Town16
- Orland16
- Orono16
- Orrington16
- Palermo16
- Palmyra16
- Parsonsfield16
- Phippsburg16
- Pittsfield16
- Plymouth16
- Porter16
- Rome16
- Searsport16
- Skowhegan16
- Stetson16
- Stockton Springs16
- Strong16
- Sullivan16
- Swanville16
- Turner16
- Unity16
- Veazie16
- Waldo16
- Waterville16
- Wilton16
- Winterport16
- Bridgton15
- Buckfield15
- Calais15
- Denmark15
- Dixfield15
- East Machias15
- Harrison15
- Hartford15
- Hebron15
- Lovell15
- Milo15
- Norway15
- Oxford15
- Paris15
- Peru15
- Phillips15
- South Paris15
- Washington15
- West Paris15
- Woodstock15
- Ashland14
- Brownville Junction14
- Greenbush14
- South Portland14
- Eliot13
- Frenchville13
- Van Buren13
- Aroostook12
- East Millinocket12
- Enfield12
- Fort Kent12
- Howland12
- Lincoln12
- Medway12
- Millinocket12
- Naples town12
- Patten12
- Penobscot12
- Piscataquis12
- Springfield12
- Searsmont11
- Greenville10
- Winslow10
- Lubec9
- Surry9
- Hancock6
- North Haven6
- Kittery1
- Lebanon
