Air quality in Connecticut

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

Last update at (local time)

LIVE AQI CITY RANKING

Real-time Connecticut
Most polluted city ranking

#cityUS AQI
1 Bridgeport

52

2 Old Greenwich

50

3 Stamford

40

4 Trumbull

39

5 Woodbridge

37

6 Wauregan

36

7 Westport

36

8 East Haven

35

9 Milford

35

10 Pomfret Center

30

(local time)

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LIVE AQI CITY RANKING

Real-time Connecticut
Cleanest city ranking

#cityUS AQI
1 Hebron

6

2 Enfield

11

3 Groton

14

4 Guilford

14

5 Somers

15

6 West Hartford

15

7 Winsted

15

8 Ledyard

16

9 Clinton

17

10 Danbury

17

(local time)

SEE WORLD AQI RANKING

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Connecticut air quality data attribution

72Contributors

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