Air quality in Connecticut

Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 06:07, Jul 26

Live most polluted city ranking

Real-time Connecticut most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Coventry

57

2
The national flag of USA

Newtown

57

3
The national flag of USA

Hamden

53

4
The national flag of USA

Windsor Locks

48

5
The national flag of USA

Berlin

44

6
The national flag of USA

Greenwich

44

7
The national flag of USA

Hartford

44

8
The national flag of USA

Plainfield

42

9
The national flag of USA

Danbury

39

10
The national flag of USA

East Haven

39

Live cleanest city ranking

Real-time Connecticut cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Cheshire

2

2
The national flag of USA

West Mountain

12

3
The national flag of USA

Guilford

14

4
The national flag of USA

Westport

17

5
The national flag of USA

Canton

18

6
The national flag of USA

Deep River

18

7
The national flag of USA

Killingworth

20

8
The national flag of USA

Milford town

20

9
The national flag of USA

Waterford town

20

10
The national flag of USA

Branford

21

Which is the most polluted city in Connecticut?