Air quality in Connecticut

Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 01:26, Jul 26

Live most polluted city ranking

Real-time Connecticut most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Coventry

59

2
The national flag of USA

Hamden

56

3
The national flag of USA

East Haven

55

4
The national flag of USA

Mansfield

51

5
The national flag of USA

Plainfield

51

6
The national flag of USA

Trumbull

44

7
The national flag of USA

Winchester

42

8
The national flag of USA

New Haven

41

9
The national flag of USA

West Hartford

40

10
The national flag of USA

Cornwall

39

Live cleanest city ranking

Real-time Connecticut cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Cheshire

4

2
The national flag of USA

Colebrook

15

3
The national flag of USA

Deep River

19

4
The national flag of USA

Lyme

20

5
The national flag of USA

Woodbury

20

6
The national flag of USA

Branford

21

7
The national flag of USA

Guilford

21

8
The national flag of USA

Killingworth

21

9
The national flag of USA

Milford town

21

10
The national flag of USA

Norwich

21

Which is the most polluted city in Connecticut?