Air quality in Maine
Air quality index (AQI⁺) and PM2.5 air pollution in Maine • 04:16, Nov 09
Live most polluted city ranking
Real-time Maine most polluted city ranking
Wildfires in Maine
Real-time information
Active fires
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Which is the most polluted city in Maine?
- Presque Isle39
- Greenville24
- Hancock24
- Passamaquoddy Pleasant Point24
- St. George24
- Bar Harbor17
- Vinalhaven16
- Bethel13
- Lewiston11
- Portland city11
- Shapleigh11
- Ashland9
- Cape Elizabeth9
- Southwest Harbor9
- Stonington9
- Addison8
- Alton8
- Aroostook8
- Berwick8
- Bradford8
- Bradley8
- Brewer8
- Brownville Junction8
- Bucksport8
- Castine8
- Charleston8
- Cherryfield8
- Dedham8
- Deer Isle8
- Dover-Foxcroft8
- East Millinocket8
- Easton8
- Eddington8
- Eliot8
- Ellsworth8
- Enfield8
- Garland8
- Gouldsboro8
- Greenbush8
- Hampden8
- Hodgdon8
- Holden8
- Houlton8
- Howland8
- Hudson8
- Jonesport8
- Kenduskeag8
- Kittery8
- Kittery Point8
- Knox8
- Lincoln8
- Littleton8
- Medway8
- Milbridge8
- Milford8
- Millinocket8
- Milo8
- North Haven8
- Old Town8
- Orland8
- Orono8
- Orrington8
- Patten8
- Penobscot8
- Piscataquis8
- Sedgwick8
- Somerset8
- South Berwick8
- South Eliot8
- Springfield8
- Steuben8
- Sullivan8
- Surry8
- Trenton8
- Veazie8
- Acton7
- Alfred7
- Arundel7
- Belfast7
- Biddeford7
- Brooks7
- Camden7
- Cape Neddick7
- Carmel7
- Carrabassett Valley7
- Corinna7
- Dexter7
- Dixmont7
- Etna7
- Frankfort7
- Franklin7
- Fryeburg7
- Hermon7
- Kennebunk7
- Kennebunkport7
- Kingfield7
- Levant7
- Lincolnville7
- Newfield7
- Newport7
- North Berwick7
- Ogunquit7
- Owls Head7
- Palmyra7
- Parsonsfield7
- Phillips7
- Plymouth7
- Porter7
- Rockland7
- Rockport7
- Sanford7
- Sanford City7
- Searsport7
- South Thomaston7
- Stetson7
- Stockton Springs7
- Swanville7
- Thomaston7
- Waldo7
- Waterboro7
- Wells7
- West Kennebunk7
- Winterport7
- York7
- York Harbor7
- York town7
- Albion6
- Androscoggin6
- Appleton6
- Auburn6
- Augusta city6
- Bath6
- Bath City6
- Belgrade6
- Benton6
- Boothbay6
- Boothbay Harbor6
- Bridgton6
- Bristol6
- Brownfield6
- Brunswick6
- Buckfield6
- Burnham6
- Buxton6
- Calais6
- Canton6
- Caribou6
- Chelsea6
- Chesterville6
- China6
- Chisholm6
- Clinton6
- Cornish6
- Cornville6
- Cousins Island6
- Cumberland6
- Cumberland Center6
- Cushing6
- Damariscotta6
- Dayton6
- Denmark6
- Dixfield6
- Dunstan6
- Durham6
- East Machias6
- Eastport6
- Edgecomb6
- Fairfield6
- Falmouth6
- Falmouth Foreside6
- Farmingdale6
- Farmington6
- Fayette6
- Fort Fairfield6
- Fort Kent6
- Freeport6
- Gardiner6
- Gorham6
- Gray6
- Greene6
- Harpswell6
- Harrison6
- Hartford6
- Hartland6
- Hebron6
- Hollis6
- Hope6
- Jay6
- Jefferson6
- Kennebec6
- Kezar Falls6
- Lake Arrowhead6
- Leeds6
- Limerick6
- Limestone6
- Limington6
- Lisbon6
- Lisbon Falls6
- Livermore6
- Livermore Falls6
- Lovell6
- Machias6
- Machiasport6
- Madison6
- Manchester6
- Mechanic Falls6
- Minot6
- Monmouth6
- Mount Vernon6
- New Sharon6
- Newcastle6
- Norridgewock6
- North Windham6
- Norway6
- Oak Hill6
- Oakland6
- Oakland town6
- Old Orchard Beach6
- Oxford6
- Palermo6
- Paris6
- Perry6
- Peru6
- Phippsburg6
- Pittsfield6
- Pittston6
- Poland6
- Randolph6
- Raymond6
- Readfield6
- Richmond6
- Rome6
- Sabattus6
- Saco6
- Sagadahoc6
- Scarborough6
- Sidney6
- Skowhegan6
- South Paris6
- South Portland City6
- South Windham6
- Standish6
- Steep Falls6
- Strong6
- Topsham6
- Turner6
- Union6
- Unity6
- Van Buren6
- Vassalboro6
- Waldoboro6
- Warren6
- Washington6
- Waterville6
- West Paris6
- Westbrook6
- Whitefield6
- Wilton6
- Windsor6
- Winslow6
- Winthrop6
- Wiscasset6
- Woodstock6
- Woolwich6
- Yarmouth6
- Friendship4
- Madawaska4
- Rumford4
- Mexico3
- Augusta2
- Frenchville2
- Naples town2
- Portland2
- Bangor1
- Lubec1
- South Portland1
- Windham1
- Hallowell0
- Lebanon
