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
1 Roxbury

50

2 Springfield

36

3 Beverly

34

4 Brockton

33

5 Lexington

32

6 Boston

31

7 Waltham

30

8 Cambridge

29

9 Greenfield

29

10 Haverhill

29

(local time)

SEE WORLD AQI RANKING

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LIVE AQI CITY RANKING

Real-time Massachusetts
Cleanest city ranking

#cityUS AQI
1 West Concord

0

2 Rockport

4

3 Nantucket

7

4 Ayer

8

5 Chelmsford

9

6 North Adams

12

7 Westhampton

12

8 North Chelmsford

13

9 Amesbury

15

10 Boxborough

16

(local time)

SEE WORLD AQI RANKING
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