WorldArrow icon
Arrow iconConnecticut

Air quality in Connecticut

Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 08:30, Sep 02

Live most polluted city ranking

Real-time Connecticut most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Westport

38

2
The national flag of USA

East Hartford

34

3
The national flag of USA

Coventry

33

4
The national flag of USA

Hartford

33

5
The national flag of USA

Killingly

33

6
The national flag of USA

Simsbury

33

7
The national flag of USA

Waterbury

27

8
The national flag of USA

Plainfield

26

9
The national flag of USA

Berlin

23

10
The national flag of USA

Cornwall

23

Live cleanest city ranking

Real-time Connecticut cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Waterford town

1

2
The national flag of USA

Cheshire

2

3
The national flag of USA

Essex Village

2

4
The national flag of USA

Milford town

2

5
The national flag of USA

Colebrook

3

6
The national flag of USA

Guilford

4

7
The national flag of USA

Shelton

5

8
The national flag of USA

Hebron

7

9
The national flag of USA

Enfield

8

10
The national flag of USA

Branford

10

Wildfires in Connecticut

Real-time information

Active fires

--

Which is the most polluted city in Connecticut?