WorldArrow icon
Arrow iconConnecticut

Air quality in Connecticut

Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 15:47, Sep 08

Live most polluted city ranking

Real-time Connecticut most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Fairfield

42

2
The national flag of USA

Montville

41

3
The national flag of USA

Waterbury

39

4
The national flag of USA

Mansfield

38

5
The national flag of USA

Groton

36

6
The national flag of USA

Glastonbury

35

7
The national flag of USA

Lebanon

35

8
The national flag of USA

Lyme

35

9
The national flag of USA

Berlin

34

10
The national flag of USA

Canterbury

34

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

Redding

2

3
The national flag of USA

West Mountain

4

4
The national flag of USA

Colebrook

16

5
The national flag of USA

Guilford

16

6
The national flag of USA

Danbury

17

7
The national flag of USA

Milford town

17

8
The national flag of USA

Simsbury

17

9
The national flag of USA

Woodbury

18

10
The national flag of USA

Essex Village

19

Wildfires in Connecticut

Real-time information

Active fires

--

Which is the most polluted city in Connecticut?