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Air quality in Massachusetts
Air quality index (AQI) and PM2.5 air pollution in Massachusetts
LIVE AQI CITY RANKING
Real-time Massachusetts
Most polluted city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Otis | 54 |
| 2 | Springfield | 47 |
| 3 | Easthampton | 40 |
| 4 | Great Barrington | 39 |
| 5 | Lawrence | 38 |
| 6 | Lynn | 38 |
| 7 | Andover | 37 |
| 8 | Holyoke | 37 |
| 9 | Williamstown | 37 |
| 10 | Amherst | 36 |
(local time)
SEE WORLD AQI RANKINGAIR QUALITY DATA CONTRIBUTORS
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Massachusetts air quality data attribution
169Contributors
Government Contributor
- Alex Vandiver
1 station
- IQAir community Member
1 station
- Kathie Tryon
1 station
- Rowley MA Dodge
1 station
4 Individual Contributors
- 164 Anonymous contributors
164 stations
164 Anonymous Contributors
Which is the most polluted city in Massachusetts?
- Boxford 54
- Groveland 54
- Haverhill 54
- Methuen 54
- Middleton 54
- North Andover 54
- Otis 54
- Tewksbury 54
- West Newbury 54
- Belmont 53
- Burlington 53
- Cochituate 53
- Danvers 53
- Dunstable 53
- Lincoln 53
- Lowell 53
- Lynnfield 53
- Malden 53
- Newburyport 53
- Pinehurst 53
- Reading 53
- Salisbury 53
- Stoneham 53
- Topsfield 53
- Tyngsboro 53
- Watertown 53
- Wayland 53
- Wenham 53
- West Concord 53
- Westford 53
- Wilmington 53
- Winchester 53
- Beverly 52
- Beverly Cove 52
- Boxborough 52
- East Pepperell 52
- Everett 52
- Framingham 52
- Framingham Center 52
- Groton 52
- Ipswich 52
- Jamaica Plain 52
- Littleton Common 52
- Revere 52
- South Boston 52
- South Peabody 52
- Sudbury 52
- Winthrop 52
- Ashland 51
- Bolton 51
- Dedham 51
- Devens 51
- Dover 51
- Hudson 51
- Marlborough 51
- Nahant 51
- Shirley 51
- Berlin 50
- Clinton 50
- Cordaville 50
- Essex 50
- Holliston 50
- Millis 50
- Millis-Clicquot 50
- Norwood 50
- South Lancaster 50
- Boylston 49
- Canton 49
- East Brookfield 49
- Fitchburg 49
- Hamilton 49
- Hopkinton 49
- Hull 49
- Leicester 49
- Leominster 49
- Lunenburg 49
- Medway 49
- Norfolk 49
- Paxton 49
- Princeton 49
- Rutland 49
- Spencer 49
- Sterling 49
- Walpole 49
- West Boylston 49
- Westborough 49
- Ashburnham 48
- Ashby 48
- Athol 48
- Auburn 48
- Avon 48
- Baldwinville 48
- Belchertown 48
- Bondsville 48
- Brimfield 48
- Charlton 48
- Erving 48
- Fiskdale 48
- Foxborough 48
- Franklin 48
- Gardner 48
- Grafton 48
- Hampden 48
- Hardwick 48
- Holland 48
- Hopedale 48
- Hubbardston 48
- Ludlow 48
- Manchester-by-the-Sea 48
- Mendon 48
- Millbury 48
- Monson 48
- Monson Center 48
- North Brookfield 48
- Northbridge 48
- Northfield 48
- Oakham 48
- Orange 48
- Palmer 48
- Pelham 48
- Phillipston 48
- Randolph 48
- Royalston 48
- Shutesbury 48
- South Ashburnham 48
- Southbridge 48
- Stoughton 48
- Sturbridge 48
- Sutton 48
- Three Rivers 48
- Wales 48
- Warren 48
- Wendell 48
- West Brookfield 48
- Westminster 48
- Whitinsville 48
- Wilbraham 48
- Winchendon 48
- Wrentham 48
- Adams 47
- Agawam 47
- Amherst Center 47
- Bernardston 47
- Blackstone 47
- Douglas 47
- Dudley 47
- East Douglas 47
- Gloucester 47
- Granby 47
- Leverett 47
- Mansfield 47
- Mansfield Center 47
- Millers Falls 47
- Millville 47
- North Amherst 47
- North Chicopee 47
- Rockport 47
- South Amherst 47
- South Hadley 47
- Springfield 47
- Webster 47
- West Springfield 47
- Ashfield 46
- Charlemont 46
- Chesterfield 46
- Cohasset 46
- Colrain 46
- Conway 46
- Easton 46
- Hadley 46
- Hatfield 46
- Lanesborough 46
- Montague 46
- Plainville 46
- Shelburne 46
- South Deerfield 46
- Southampton 46
- Southwick 46
- Turners Falls 46
- Westhampton 46
- Whately 46
- Williamsburg 46
- Abington 45
- Dalton 45
- Hinsdale 45
- North Attleborough Center 45
- North Scituate 45
- Norton Center 45
- Rockland 45
- Bridgewater 44
- East Bridgewater 44
- Marshfield 44
- Marshfield Hills 44
- North Pembroke 44
- Norton 44
- Ocean Bluff-Brant Rock 44
- Whitman 44
- Becket 43
- Duxbury 43
- Granville 43
- Green Harbor-Cedar Crest 43
- Halifax 43
- Kingston 43
- Middleborough Center 43
- North Plymouth 43
- Plympton 43
- Raynham 43
- Raynham Center 43
- Richmond 43
- South Duxbury 43
- Taunton 43
- Carver 42
- Housatonic 42
- Lee 42
- Lenox 42
- North Lakeville 42
- North Seekonk 42
- Stockbridge 42
- West Stockbridge 42
- Assonet 41
- Berkley 41
- Dighton 41
- Rehoboth 41
- Easthampton 40
- Rochester 40
- Seekonk 40
- Sheffield 40
- West Wareham 40
- Great Barrington 39
- Ocean Grove 39
- Provincetown 39
- Wareham Center 39
- Weweantic 39
- White Island Shores 39
- Acushnet Center 38
- Lawrence 38
- Lynn 38
- Onset 38
- Sagamore 38
- Andover 37
- Buzzards Bay 37
- Holyoke 37
- Marion 37
- Marion Center 37
- North Westport 37
- Williamstown 37
- Amherst 36
- Mattapoisett 36
- Mattapoisett Center 36
- Monument Beach 36
- Northampton 36
- Smith Mills 36
- Bliss Corner 35
- East Sandwich 35
- Head of Westport 35
- New Bedford 35
- Pocasset 35
- Truro 35
- Aquinnah 34
- Barnstable 34
- Barre 34
- Chelmsford 34
- Forestdale 34
- North Falmouth 34
- North Reading 34
- Pittsfield 34
- Wellfleet 34
- Fall River 33
- Hingham 33
- Mashpee 33
- Melrose 33
- Ware 33
- West Barnstable 33
- West Falmouth 33
- Bedford 32
- Brockton 32
- Cotuit 32
- East Falmouth 32
- Greenfield 32
- Longmeadow 32
- Marstons Mills 32
- North Adams 32
- Teaticket 32
- Maynard 31
- Osterville 31
- Roxbury 31
- Somerville 31
- Vineyard Haven 31
- West Tisbury 31
- Westfield 31
- Woburn 31
- Worcester 31
- Arlington 30
- Ayer 30
- Centerville 30
- Chelsea 30
- Chicopee 30
- Dennis 30
- Fairhaven 30
- Merrimac 30
- Sandwich 30
- Shrewsbury 30
- Stow 30
- Acton 29
- Carlisle 29
- Hyannis 29
- Lexington 29
- Milford 29
- Wakefield 29
- Yarmouth Port 29
- East Dennis 28
- Medford 28
- North Chelmsford 28
- North Eastham 28
- Peabody 28
- Saugus 28
- Uxbridge 28
- Wellesley 28
- West Yarmouth 28
- Weston 28
- Yarmouth 28
- Braintree 27
- Brewster 27
- Eastham 27
- Natick 27
- Newton 27
- Swampscott 27
- West Bridgewater 27
- Buckland 26
- Medfield 26
- Northwest Harwich 26
- Rowley 26
- South Dennis 26
- South Yarmouth 26
- West Dennis 26
- Amesbury 25
- Billerica 25
- Boston 25
- Brookline 25
- Cambridge 25
- Dennis Port 25
- Harwich 25
- Harwich Center 25
- Harwich Port 25
- Lancaster 25
- Milton 25
- Needham 25
- Orleans 25
- Quincy 25
- Upton 25
- Waltham 25
- Attleboro 24
- East Harwich 24
- Holden 24
- Pepperell 24
- Westwood 24
- Weymouth 24
- Bellingham 23
- Norwell 23
- Salem 23
- Falmouth 22
- Hanson 22
- Bourne 21
- Sharon 21
- Sherborn 21
- West Chatham 21
- Southborough 20
- Marblehead 19
- Plymouth 19
- Concord 18
- East Longmeadow 18
- Sunderland 18
- Oak Bluffs 17
- Shelburne Falls 17
- Northborough 16
- Templeton 16
- New Marlborough 15
- Edgartown 14
- Harvard 14
- Oxford 14
- Acushnet 12
- Gill 12
- Dracut 11
- Nantucket 11
- Somerset 11
- Freetown 10
- Townsend 10
- Hanover 8
- Swansea 8
- Holbrook 7
- Middleborough 7
- Scituate 6
- Chatham 0
AQI US, Metric