WorldArrow icon
Arrow iconConnecticut

Air quality in Connecticut

Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 10:29, Sep 07

Live most polluted city ranking

Real-time Connecticut most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Coventry

51

2
The national flag of USA

Hartford

37

3
The national flag of USA

Trumbull

36

4
The national flag of USA

Montville

35

5
The national flag of USA

Canterbury

33

6
The national flag of USA

Fairfield

33

7
The national flag of USA

Groton

33

8
The national flag of USA

Hamden

33

9
The national flag of USA

Waterbury

33

10
The national flag of USA

East Hartford

32

Live cleanest city ranking

Real-time Connecticut cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Cheshire

1

2
The national flag of USA

Colebrook

4

3
The national flag of USA

Hebron

7

4
The national flag of USA

West Mountain

7

5
The national flag of USA

Plainfield

11

6
The national flag of USA

Milford town

14

7
The national flag of USA

Guilford

15

8
The national flag of USA

Shelton

15

9
The national flag of USA

East Haven

20

10
The national flag of USA

Woodbury

21

Wildfires in Connecticut

Real-time information

Active fires

--

Which is the most polluted city in Connecticut?