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Air quality in New Hampshire

Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 00:44, Sep 27

Live most polluted city ranking

Real-time New Hampshire most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Portsmouth

34

2
The national flag of USA

Laconia

32

3
The national flag of USA

Londonderry

32

4
The national flag of USA

Nashua

31

5
The national flag of USA

Keene

30

6
The national flag of USA

Peterborough

28

7
The national flag of USA

Hooksett

27

8
The national flag of USA

Bethlehem

24

9
The national flag of USA

Center Harbor

24

10
The national flag of USA

Sandwich

23

Live cleanest city ranking

Real-time New Hampshire cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Amherst

2

2
The national flag of USA

Salem

2

3
The national flag of USA

Hampton Falls

3

4
The national flag of USA

Barrington

6

5
The national flag of USA

Newton

7

6
The national flag of USA

Bow

8

7
The national flag of USA

Barnstead

9

8
The national flag of USA

Pelham

9

9
The national flag of USA

Brookline

11

10
The national flag of USA

Manchester

11

Wildfires in New Hampshire

Real-time information

Active fires

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Which is the most polluted city in New Hampshire?