Air quality in Massachusetts
Air quality index (AQI⁺) and PM2.5 air pollution in Massachusetts • 17:36, Oct 25
Live most polluted city ranking
Real-time Massachusetts most polluted city ranking
Wildfires in Massachusetts
Real-time information
Active fires
--
Learn more about global air quality
Which is the most polluted city in Massachusetts?
- Freetown66
- Seekonk58
- Chelsea54
- Fall River54
- Saugus54
- Holland50
- Wales50
- Southbridge Town49
- Brimfield48
- Fiskdale48
- Longmeadow48
- Monson Center48
- Sturbridge48
- Dudley47
- Lynn47
- Wilbraham town47
- Agawam Town46
- Webster46
- Swampscott45
- Palmer Town44
- Palmer Town city44
- Brookline43
- Douglas43
- East Brookfield43
- Warren43
- Auburn42
- East Douglas42
- Franklin Town42
- Granville42
- Hopedale42
- Leicester42
- Millbury42
- North Seekonk42
- Spencer42
- Sutton42
- West Brookfield42
- West Springfield Town42
- Weymouth Town42
- Whitinsville42
- Ashland41
- Cordaville41
- Dover41
- Foxborough41
- Framingham city41
- Hampden41
- Holliston41
- Mansfield41
- Mansfield Center41
- Milford41
- Millis41
- Millis-Clicquot41
- North Attleborough Town41
- North Brookfield41
- Norton Center41
- Plainville41
- Rehoboth41
- Southborough41
- Walpole41
- Westborough41
- Wrentham41
- Boylston40
- Cochituate40
- Marlborough40
- Norfolk40
- Norwood40
- Ware40
- Wayland40
- West Boylston40
- Berlin39
- Bolton39
- Boxborough39
- Canton39
- Chicopee city39
- Clinton39
- Dedham39
- Dighton39
- Easton39
- Egremont39
- Lancaster39
- Lincoln39
- Middlesex39
- Oakham39
- Ocean Grove39
- Rutland39
- South Lancaster39
- Sterling39
- Stow39
- Sudbury39
- Taunton39
- West Concord39
- Becket38
- Berkshire38
- Devens38
- Granby town38
- Hanscom AFB38
- Hardwick38
- Housatonic38
- Lenox Dale38
- Leominster38
- Littleton Common38
- Otis38
- Princeton38
- Richmond38
- Shirley38
- Somerset38
- Watertown38
- West Stockbridge38
- Westford38
- Winthrop Town38
- Ashburnham37
- Ashby37
- Avon37
- Berkley37
- Cheshire37
- Chester37
- Fitchburg37
- Gardner37
- Granby37
- Groton37
- Hinsdale37
- Hubbardston37
- Lunenburg37
- Newburyport37
- Petersham37
- Petersham town37
- Quincy37
- Randolph Town37
- South Ashburnham37
- Westhampton37
- Westminster37
- Adams36
- Amherst Town city36
- Baldwinville36
- Charlemont36
- Chesterfield36
- East Pepperell36
- Franklin36
- Gill36
- Hadley36
- Hampshire36
- Hatfield36
- Hawley36
- Heath36
- Leverett36
- Millers Falls36
- Northfield36
- Orange36
- Raynham36
- Raynham Center36
- Royalston36
- Shelburne36
- Shelburne Falls36
- Shutesbury36
- South Deerfield36
- Sunderland36
- Turners Falls36
- Wendell36
- Whately36
- Williamsburg36
- Winchendon36
- North Westport35
- Tyngsborough35
- Billerica34
- Burlington34
- Deerfield34
- Dunstable34
- Pinehurst34
- West Bridgewater34
- Aquinnah33
- Bristol33
- Cambridge33
- Chelmsford33
- Monson33
- Newton city33
- Saugus town33
- Wilbraham33
- Woburn city33
- Attleboro32
- Boston32
- Medfield32
- Salem32
- Sherborn32
- Bernardston31
- Braintree Town31
- Bridgewater Town31
- Brockton31
- Somerville31
- Truro31
- Uxbridge31
- Westport31
- Worcester31
- Chatham30
- Dracut30
- Everett30
- Framingham30
- Ludlow30
- Stoneham30
- Abington29
- Acton29
- Boston city29
- Hanson29
- Lowell29
- Mendon29
- Milton29
- North Andover29
- Oxford29
- Rockport29
- Southwick29
- Springfield29
- Suffolk29
- Tewksbury29
- Williamstown29
- Wilmington29
- Blackstone28
- Boxford28
- Chelsea city28
- East Bridgewater28
- Holyoke28
- Hudson28
- Lenox28
- Leyden28
- Malden28
- Medford28
- Middleborough Center28
- Millville28
- New Salem28
- North Adams28
- North Lakeville28
- North Reading28
- Smith Mills28
- Upton28
- Wakefield28
- Waltham28
- Whitman28
- Winchester28
- Amherst Town27
- Belchertown27
- Belmont27
- Carlisle27
- Dalton27
- Gloucester27
- Great Barrington27
- Lawrence27
- Montague27
- Natick27
- Northbridge27
- Reading27
- Revere27
- Savoy27
- Townsend27
- Acushnet26
- Acushnet Center26
- Bliss Corner26
- Charlton26
- Colrain26
- Easthampton26
- Fairhaven26
- Halifax26
- Hanover26
- Manchester-by-the-Sea26
- Methuen26
- Northborough26
- Plympton26
- Rochester26
- Rockland26
- Southampton26
- Amesbury25
- Bellingham25
- Beverly25
- Beverly city25
- Bourne25
- Buzzards Bay25
- Carver25
- Cedar Crest25
- Chicopee25
- Cohasset25
- Duxbury25
- Essex25
- Gosnold25
- Grafton25
- Groveland25
- Hamilton25
- Haverhill25
- Hingham25
- Hopkinton25
- Hull25
- Ipswich25
- Kingston25
- Littleton25
- Marblehead25
- Marion Center25
- Marshfield25
- Marshfield Hills25
- Mattapoisett25
- Mattapoisett Center25
- Middleton25
- Monument Beach25
- Nahant25
- Newton25
- North Falmouth25
- North Pembroke25
- North Plymouth25
- North Scituate25
- Northampton25
- Ocean Bluff-Brant Rock25
- Onset25
- Peabody city25
- Plymouth25
- Pocasset25
- Rowley25
- Sagamore25
- Salisbury25
- South Duxbury25
- Topsfield25
- Wareham Center25
- Wenham25
- West Falmouth25
- West Newbury25
- West Wareham25
- Weweantic25
- White Island Shores25
- Ashfield24
- Athol24
- Ayer24
- Barnstable Town24
- Barnstable Town city24
- Belchertown town24
- Dukes24
- East Falmouth24
- East Sandwich24
- Forestdale24
- Mashpee24
- Mashpee Neck24
- Norwell24
- Popponesset Island24
- Provincetown24
- Sandwich town24
- Sheffield24
- Teaticket24
- Vineyard Haven24
- West Tisbury24
- Weston24
- Barnstable23
- Brewster23
- Dennis23
- Dennis Port23
- Dennis town23
- East Dennis23
- Eastham23
- Edgartown23
- Erving23
- Holden23
- Merrimac23
- North Eastham23
- Northwest Harwich23
- Sharon23
- South Dennis23
- South Hadley23
- South Yarmouth23
- Tisbury23
- West Dennis23
- West Yarmouth23
- Westfield23
- Yarmouth23
- Yarmouth Port23
- Buckland22
- Chatham town22
- East Harwich22
- East Longmeadow22
- Greenfield22
- Harvard22
- Harwich22
- Harwich Center22
- Harwich Port22
- New Marlborough22
- Orleans22
- Pelham22
- Pepperell22
- Rowe22
- West Chatham22
- Falmouth21
- Nantucket21
- Peabody21
- Templeton21
- Andover20
- Lee20
- Oak Bluffs19
- Pittsfield19
- Barre18
- Holbrook18
- Needham18
- Melrose17
- Bedford16
- Marion16
- Middleborough16
- New Bedford14
- Shrewsbury14
- Woburn14
- Maynard13
- Sandwich13
- Dartmouth12
- Lynnfield11
- Monterey11
- Wellesley11
- Arlington8
- Stoneham town7
- Danvers6
- Wellfleet6
- Lexington4
- New Ashford3
- Scituate3
- Brookline town1
- Swansea1
- Hopkinton town0
- Norton0
- Paxton0
- Stoughton0
