Air quality in Massachusetts

Air quality index (AQI) and PM2.5 air pollution in Massachusetts

LAST UPDATE (local time)

LIVE AQI CITY RANKING

Real-time Massachusetts
Most polluted city ranking

#cityUS AQI
1Haverhill

50

2North Adams

45

3North Chelmsford

45

4Boxborough

42

5Boston

41

6Amesbury

39

7Chelmsford

38

8Townsend

37

9Bellingham

36

10Springfield

36

(local time)

SEE WORLD AQI RANKING

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LIVE AQI CITY RANKING

Real-time Massachusetts
Cleanest city ranking

#cityUS AQI
1Worcester

0

2Cambridge

7

3Fall River

12

4Lynn

12

5Brockton

17

6Pittsfield

17

7Rockport

18

8Somerville

28

9Roxbury

29

10Concord

31

(local time)

SEE WORLD AQI RANKING
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