Air quality in Maine
Air quality index (AQI⁺) and PM2.5 air pollution in Maine • 01:20, Sep 22
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?
- Hallowell50
- Stonington46
- Deer Isle39
- Knox39
- Southwest Harbor39
- Owls Head37
- Sedgwick37
- South Thomaston35
- Camden33
- Rockland33
- Rockport33
- Thomaston33
- Castine32
- Cushing32
- Lincolnville32
- Surry32
- Trenton32
- Warren32
- Belfast31
- Bucksport31
- Hope31
- Orland31
- Searsport31
- Stockton Springs31
- Swanville31
- Union31
- Waldo30
- Appleton29
- Bristol29
- Brooks29
- Ellsworth29
- Frankfort29
- Orrington29
- Waldoboro29
- Winterport29
- Eliot28
- Wells27
- Boothbay26
- Damariscotta26
- Hampden26
- Holden26
- Brewer25
- Dedham25
- Dixmont25
- Phippsburg25
- Boothbay Harbor24
- Cape Elizabeth24
- Carmel24
- Gouldsboro24
- Hermon24
- Jefferson24
- Jonesport24
- Newcastle24
- Palermo24
- Sullivan24
- Albion23
- Eddington23
- Edgecomb23
- Etna23
- Shapleigh23
- Unity23
- Veazie23
- Burnham22
- China22
- Kenduskeag22
- Kittery22
- Levant22
- Lewiston22
- Orono22
- Stetson22
- Whitefield22
- Windsor22
- Augusta city21
- Benton21
- Clinton21
- Corinna21
- Fairfield21
- Newport21
- North Haven21
- Palmyra21
- Passamaquoddy Pleasant Point21
- Pittsfield21
- Pittston21
- Plymouth21
- Rumford21
- Vassalboro21
- Vinalhaven21
- Wiscasset21
- Bar Harbor20
- Friendship20
- Old Town20
- Paris20
- St. George20
- Bradley19
- Greenville19
- Hartland19
- Hudson19
- Lubec19
- Milford19
- Portland city19
- Randolph19
- Waterville19
- Woolwich19
- Bethel18
- Durham18
- Farmingdale18
- Oakland18
- Steuben18
- Alton17
- Charleston17
- Chelsea17
- Dexter17
- Gardiner17
- Hancock17
- Richmond17
- Sidney17
- Bath16
- Bath City16
- Bradford16
- Frenchville16
- Garland16
- Milbridge16
- Sagadahoc16
- Searsmont16
- Manchester15
- Mexico15
- Skowhegan15
- Augusta14
- Belgrade14
- Cherryfield14
- Cornville14
- Mount Vernon14
- Norridgewock14
- Portland14
- Readfield14
- Rome14
- South Portland14
- Winthrop14
- Androscoggin13
- Brunswick13
- Chesterville13
- Edinburg13
- Fayette13
- Freeport13
- Greene13
- Harpswell13
- Leeds13
- Lisbon13
- Lisbon Falls13
- Madison13
- Monmouth13
- New Sharon13
- Sabattus13
- Topsham13
- Addison12
- Bangor12
- Chisholm12
- Cumberland Center12
- Falmouth12
- Falmouth Foreside12
- Farmington12
- Gorham12
- Gray12
- Greenbush12
- Jay12
- Livermore12
- Livermore Falls12
- Minot12
- Turner12
- Yarmouth12
- Buckfield11
- Canton11
- Cumberland11
- Dixfield11
- Dover-Foxcroft11
- Hartford11
- Hebron11
- Mechanic Falls11
- Milo11
- North Windham11
- Norway11
- Oxford11
- Peru11
- Poland11
- Presque Isle11
- Raymond11
- South Paris11
- Strong11
- West Paris11
- Westbrook11
- Wilton11
- Winslow11
- Woodstock11
- Bridgton10
- Dunstan10
- Harrison10
- Kingfield10
- Oak Hill10
- Old Orchard Beach10
- Phillips10
- South Windham10
- Standish10
- Steep Falls10
- Acton9
- Alfred9
- Arundel9
- Berwick9
- Biddeford9
- Brownfield9
- Brownville Junction9
- Buxton9
- Cape Neddick9
- Carrabassett Valley9
- Cornish9
- Dayton9
- Denmark9
- East Millinocket9
- Enfield9
- Franklin9
- Fryeburg9
- Hollis9
- Howland9
- Kennebunk9
- Kennebunkport9
- Kezar Falls9
- Kittery Point9
- Lake Arrowhead9
- Limerick9
- Limington9
- Lincoln9
- Lovell9
- Millinocket9
- Newfield9
- North Berwick9
- Ogunquit9
- Parsonsfield9
- Penobscot9
- Porter9
- Saco9
- Sanford9
- Sanford City9
- Somerset9
- South Berwick9
- South Eliot9
- South Portland City9
- Waterboro9
- West Kennebunk9
- York9
- York Harbor9
- York town9
- Ashland8
- Calais8
- East Machias8
- Easton8
- Eastport8
- Hodgdon8
- Houlton8
- Littleton8
- Machias8
- Machiasport8
- Madawaska8
- Medway8
- Naples town8
- Patten8
- Perry8
- Piscataquis8
- Springfield8
- Washington8
- Aroostook7
- Caribou7
- Fort Fairfield7
- Auburn6
- Fort Kent6
- Limestone6
- Van Buren6
- Oakland town1
- Scarborough1
- Cousins Island0
- Kennebec0
- Windham0
- Lebanon
