Air quality in Maine
Air quality index (AQI⁺) and PM2.5 air pollution in Maine • 21:14, Aug 04
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?
- Southwest Harbor56
- Stonington56
- Machiasport53
- Addison52
- Frenchville52
- Gouldsboro52
- Steuben51
- Milbridge49
- Knox48
- Greenville47
- Machias46
- Deer Isle44
- East Machias44
- Sedgwick44
- Cherryfield43
- Owls Head43
- Sullivan43
- Trenton43
- Eastport42
- South Thomaston42
- Perry41
- Cape Elizabeth38
- Boothbay37
- Cushing36
- Friendship36
- Thomaston36
- Washington36
- Kittery Point35
- York town35
- Bristol34
- Calais34
- Ellsworth34
- Rockland34
- Winslow34
- York Harbor34
- Cape Neddick33
- Rockport33
- Rumford33
- Camden32
- Ogunquit32
- Phippsburg32
- Boothbay Harbor31
- Castine31
- Portland31
- Warren31
- Edinburg30
- Eliot30
- Kennebunkport30
- North Haven30
- Holden29
- Jonesport29
- Passamaquoddy Pleasant Point29
- South Eliot29
- Bethel28
- Biddeford28
- Hancock28
- Hope28
- Lewiston28
- Lincolnville28
- Orland28
- Shapleigh28
- Waldoboro28
- Augusta city27
- Bar Harbor27
- Damariscotta27
- South Berwick27
- Bucksport26
- Dedham26
- Durham26
- Edgecomb26
- Kennebunk26
- Kittery26
- Newcastle26
- Portland city26
- Searsport26
- St. George26
- Stockton Springs26
- Union26
- Berwick25
- North Berwick25
- Wells25
- Appleton24
- Arundel24
- Eddington24
- Gorham24
- Lubec24
- Madawaska24
- Orrington24
- South Portland24
- Surry24
- Swanville24
- Bath23
- Bath City23
- Chelsea23
- Frankfort23
- Harpswell23
- Jefferson23
- Mexico23
- Old Orchard Beach23
- Saco23
- Sagadahoc23
- Vinalhaven23
- Waldo23
- West Kennebunk23
- Winterport23
- Wiscasset23
- Woolwich23
- Bradley22
- Brewer22
- Brooks22
- Brunswick22
- Dunstan22
- Hampden22
- Naples town22
- Oak Hill22
- Orono22
- South Portland City22
- Veazie22
- Whitefield22
- York22
- Alfred21
- Carmel21
- Dixmont21
- Etna21
- Falmouth21
- Falmouth Foreside21
- Hallowell21
- Hermon21
- Milford21
- Old Town21
- Palermo21
- Pittston21
- Presque Isle21
- Sanford21
- Sanford City21
- Topsham21
- Windsor21
- Acton20
- Albion20
- Augusta20
- Benton20
- Burnham20
- China20
- Clinton20
- Dayton20
- Fairfield20
- Farmingdale20
- Freeport20
- Greenbush20
- Kenduskeag20
- Levant20
- Oakland20
- Plymouth20
- Randolph20
- Richmond20
- Searsmont20
- Unity20
- Vassalboro20
- Waterville20
- Westbrook20
- Yarmouth20
- Alton19
- Belgrade19
- Bradford19
- Buxton19
- Charleston19
- Corinna19
- Cornville19
- Cumberland19
- Cumberland Center19
- Dexter19
- Dover-Foxcroft19
- Enfield19
- Gardiner19
- Garland19
- Gray19
- Hartland19
- Hollis19
- Howland19
- Hudson19
- Kennebec19
- Lake Arrowhead19
- Lisbon19
- Lisbon Falls19
- Madison19
- Manchester19
- Milo19
- Mount Vernon19
- New Sharon19
- Newport19
- Norridgewock19
- North Windham19
- Palmyra19
- Pittsfield19
- Readfield19
- Rome19
- Sidney19
- Skowhegan19
- South Windham19
- Springfield19
- Standish19
- Stetson19
- Waterboro19
- Winthrop19
- Androscoggin18
- Brownville Junction18
- Buckfield18
- Canton18
- Chesterville18
- Chisholm18
- Dixfield18
- Farmington18
- Fayette18
- Greene18
- Hartford18
- Jay18
- Kingfield18
- Leeds18
- Limerick18
- Limington18
- Lincoln18
- Livermore18
- Livermore Falls18
- Mechanic Falls18
- Minot18
- Monmouth18
- Newfield18
- Penobscot18
- Peru18
- Poland18
- Raymond18
- Sabattus18
- Scarborough18
- Steep Falls18
- Strong18
- Turner18
- Wilton18
- Aroostook17
- Ashland17
- Bangor17
- Caribou17
- East Millinocket17
- Easton17
- Fort Fairfield17
- Fort Kent17
- Hebron17
- Hodgdon17
- Houlton17
- Limestone17
- Littleton17
- Medway17
- Millinocket17
- Oxford17
- Paris17
- Patten17
- Phillips17
- Piscataquis17
- Van Buren17
- West Paris17
- Woodstock17
- Carrabassett Valley16
- Franklin16
- Norway16
- Parsonsfield16
- South Paris16
- Auburn15
- Bridgton15
- Cornish15
- Harrison15
- Kezar Falls15
- Somerset15
- Brownfield14
- Denmark14
- Fryeburg14
- Porter14
- Lovell13
- Belfast1
- Oakland town1
- Windham1
- Lebanon
