Air quality in Maine
Air quality index (AQI⁺) and PM2.5 air pollution in Maine • 19:04, Oct 11
Live most polluted city ranking
Real-time Maine most polluted city ranking
Wildfires in Maine
Real-time information
Active fires
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Learn more about global air quality
Which is the most polluted city in Maine?
- Mexico39
- Rumford37
- Portland city36
- Naples town33
- Passamaquoddy Pleasant Point32
- Augusta31
- Eliot28
- Holden28
- Berwick27
- South Eliot27
- Acton26
- Kittery Point26
- Madawaska26
- South Berwick26
- North Berwick25
- Porter25
- York Harbor25
- Alfred24
- Bar Harbor24
- Brownfield24
- Cape Neddick24
- Cornish24
- Denmark24
- Fryeburg24
- Kezar Falls24
- Newfield24
- Ogunquit24
- Parsonsfield24
- Portland24
- Sanford24
- Sanford City24
- Shapleigh24
- Wells24
- York town24
- Bethel23
- Bridgton23
- Lake Arrowhead23
- Limerick23
- Lovell23
- Waterboro23
- York23
- Harrison22
- Lewiston22
- Limington22
- Presque Isle22
- West Kennebunk22
- Arundel21
- Chelsea21
- Dayton21
- Gorham21
- Hollis21
- Kennebunkport21
- Norway21
- South Paris21
- Steep Falls21
- West Paris21
- Woodstock21
- Buxton20
- Oxford20
- Paris20
- Standish20
- Biddeford19
- Dixfield19
- Dunstan19
- Friendship19
- Lubec19
- Old Orchard Beach19
- Peru19
- Saco19
- Buckfield18
- Canton18
- Fort Kent18
- Franklin18
- Hartford18
- Hebron18
- Hodgdon18
- Houlton18
- Kittery18
- Mechanic Falls18
- North Windham18
- Oak Hill18
- Patten18
- Phillips18
- Poland18
- Raymond18
- South Windham18
- Westbrook18
- Wilton18
- Windham18
- Bangor17
- Cape Elizabeth17
- Chisholm17
- Cumberland17
- Cumberland Center17
- Falmouth17
- Falmouth Foreside17
- Farmington17
- Gray17
- Hancock17
- Jay17
- Littleton17
- Livermore17
- Livermore Falls17
- Minot17
- South Portland17
- Strong17
- Turner17
- Aroostook16
- Ashland16
- Brownville Junction16
- Carrabassett Valley16
- Chesterville16
- Dover-Foxcroft16
- East Millinocket16
- Freeport16
- Frenchville16
- Kingfield16
- Leeds16
- Madison16
- Medway16
- Millinocket16
- New Sharon16
- Piscataquis16
- Somerset16
- Van Buren16
- Yarmouth16
- Androscoggin15
- Caribou15
- Durham15
- Easton15
- Enfield15
- Fayette15
- Fort Fairfield15
- Greene15
- Harpswell15
- Howland15
- Jonesport15
- Limestone15
- Lincoln15
- Lisbon15
- Lisbon Falls15
- Milo15
- Penobscot15
- Phippsburg15
- Springfield15
- Bath14
- Bath City14
- Belgrade14
- Boothbay14
- Bradford14
- Brunswick14
- Charleston14
- Cornville14
- Garland14
- Hallowell14
- Manchester14
- Monmouth14
- Mount Vernon14
- Norridgewock14
- Readfield14
- Rome14
- Sabattus14
- Sagadahoc14
- Skowhegan14
- Topsham14
- Winthrop14
- Woolwich14
- Alton13
- Augusta city13
- Boothbay Harbor13
- Bradley13
- Burnham13
- Calais13
- Clinton13
- Corinna13
- Dexter13
- East Machias13
- Eastport13
- Edgecomb13
- Edinburg13
- Fairfield13
- Farmingdale13
- Gardiner13
- Greenbush13
- Hartland13
- Hermon13
- Hudson13
- Kenduskeag13
- Levant13
- Machias13
- Machiasport13
- Milford13
- Newport13
- Oakland13
- Old Town13
- Orono13
- Palmyra13
- Perry13
- Pittsfield13
- Pittston13
- Plymouth13
- Randolph13
- Richmond13
- Sidney13
- Stetson13
- Vassalboro13
- Washington13
- Waterville13
- Wiscasset13
- Addison12
- Albion12
- Appleton12
- Benton12
- Brewer12
- Bristol12
- Brooks12
- Bucksport12
- Carmel12
- Cherryfield12
- China12
- Cushing12
- Damariscotta12
- Dedham12
- Dixmont12
- Eddington12
- Ellsworth12
- Etna12
- Frankfort12
- Gouldsboro12
- Hampden12
- Jefferson12
- Milbridge12
- Newcastle12
- Orland12
- Orrington12
- Palermo12
- South Thomaston12
- Southwest Harbor12
- Steuben12
- Stockton Springs12
- Sullivan12
- Surry12
- Swanville12
- Thomaston12
- Trenton12
- Union12
- Unity12
- Veazie12
- Waldo12
- Waldoboro12
- Warren12
- Whitefield12
- Windsor12
- Winterport12
- Belfast11
- Camden11
- Castine11
- Cousins Island11
- Deer Isle11
- Hope11
- Knox11
- Lincolnville11
- Owls Head11
- Rockland11
- Rockport11
- Scarborough11
- Searsport11
- Sedgwick11
- Stonington11
- Vinalhaven11
- Auburn10
- Searsmont10
- North Haven9
- St. George8
- Greenville7
- Winslow4
- Kennebec2
- Oakland town2
- Kennebunk1
- South Portland City0
- Lebanon
