Air quality in Maine
Air quality index (AQI⁺) and PM2.5 air pollution in Maine • 06:17, Aug 30
Live most polluted city ranking
Real-time Maine most polluted city ranking
Wildfires in Maine
Real-time informationActive fires
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Learn more about global air quality
Which is the most polluted city in Maine?
- Naples town63
- Kittery31
- Portland city30
- Hancock28
- Mexico28
- Greenville26
- Madawaska26
- Bar Harbor25
- Gorham25
- Holden25
- Phippsburg25
- Cape Elizabeth24
- Eliot24
- St. George24
- Jonesport23
- Bangor22
- Augusta21
- Passamaquoddy Pleasant Point21
- Portland20
- Presque Isle19
- Kittery Point18
- South Eliot18
- Friendship17
- Lewiston17
- Rumford17
- Lubec16
- Berwick14
- Frenchville14
- Scarborough14
- York Harbor14
- Hallowell13
- South Berwick13
- York town13
- Acton12
- Albion12
- Alfred12
- Alton12
- Androscoggin12
- Aroostook12
- Ashland12
- Augusta city12
- Belgrade12
- Benton12
- Bethel12
- Bradford12
- Bridgton12
- Brownfield12
- Brownville Junction12
- Buckfield12
- Burnham12
- Calais12
- Canton12
- Cape Neddick12
- Caribou12
- Carrabassett Valley12
- Charleston12
- Chelsea12
- Chesterville12
- China12
- Chisholm12
- Clinton12
- Corinna12
- Cornish12
- Cornville12
- Denmark12
- Dexter12
- Dixfield12
- Dixmont12
- Dover-Foxcroft12
- Durham12
- East Millinocket12
- Easton12
- Edinburg12
- Enfield12
- Etna12
- Fairfield12
- Farmingdale12
- Farmington12
- Fayette12
- Fort Fairfield12
- Fort Kent12
- Franklin12
- Fryeburg12
- Gardiner12
- Garland12
- Gray12
- Greenbush12
- Greene12
- Harrison12
- Hartford12
- Hartland12
- Hebron12
- Hodgdon12
- Houlton12
- Howland12
- Hudson12
- Jay12
- Kenduskeag12
- Kennebec12
- Kezar Falls12
- Kingfield12
- Lake Arrowhead12
- Leeds12
- Levant12
- Limerick12
- Limestone12
- Limington12
- Lincoln12
- Lisbon12
- Lisbon Falls12
- Littleton12
- Livermore12
- Livermore Falls12
- Lovell12
- Madison12
- Manchester12
- Mechanic Falls12
- Medway12
- Milford12
- Millinocket12
- Milo12
- Minot12
- Monmouth12
- Mount Vernon12
- New Sharon12
- Newfield12
- Newport12
- Norridgewock12
- North Berwick12
- North Windham12
- Norway12
- Oakland12
- Oakland town12
- Ogunquit12
- Old Town12
- Oxford12
- Palmyra12
- Paris12
- Parsonsfield12
- Patten12
- Penobscot12
- Peru12
- Phillips12
- Piscataquis12
- Pittsfield12
- Plymouth12
- Poland12
- Porter12
- Randolph12
- Raymond12
- Readfield12
- Rome12
- Sabattus12
- Sanford12
- Sanford City12
- Shapleigh12
- Sidney12
- Skowhegan12
- Somerset12
- South Paris12
- Springfield12
- Standish12
- Steep Falls12
- Stetson12
- Strong12
- Turner12
- Unity12
- Van Buren12
- Vassalboro12
- Washington12
- Waterboro12
- Waterville12
- West Paris12
- Wilton12
- Winthrop12
- Woodstock12
- Arundel11
- Bradley11
- Buxton11
- Carmel11
- Cumberland11
- Dayton11
- East Machias11
- Hermon11
- Hollis11
- Kennebunk11
- Kennebunkport11
- North Haven11
- Palermo11
- Perry11
- Pittston11
- Richmond11
- Saco11
- Searsmont11
- South Windham11
- Wells11
- West Kennebunk11
- Windham11
- Windsor11
- York11
- Biddeford10
- Cumberland Center10
- Dunstan10
- Freeport10
- Machias10
- Orono10
- South Portland10
- Topsham10
- Westbrook10
- Whitefield10
- Addison9
- Appleton9
- Belfast9
- Brewer9
- Brooks9
- Bucksport9
- Camden9
- Castine9
- Cherryfield9
- Dedham9
- Deer Isle9
- Eastport9
- Eddington9
- Ellsworth9
- Falmouth9
- Falmouth Foreside9
- Frankfort9
- Gouldsboro9
- Hampden9
- Hope9
- Jefferson9
- Lincolnville9
- Machiasport9
- Milbridge9
- Oak Hill9
- Old Orchard Beach9
- Orland9
- Orrington9
- Rockland9
- Rockport9
- Searsport9
- Sedgwick9
- South Portland City9
- Southwest Harbor9
- Steuben9
- Stockton Springs9
- Stonington9
- Sullivan9
- Swanville9
- Thomaston9
- Trenton9
- Union9
- Veazie9
- Waldo9
- Waldoboro9
- Warren9
- Winterport9
- Yarmouth9
- Bath8
- Bath City8
- Brunswick8
- Knox8
- Newcastle8
- Owls Head8
- Sagadahoc8
- South Thomaston8
- Vinalhaven8
- Wiscasset8
- Woolwich8
- Auburn7
- Cushing7
- Damariscotta7
- Edgecomb7
- Harpswell7
- Surry7
- Boothbay6
- Boothbay Harbor6
- Bristol6
- Winslow3
- Lebanon









