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Air quality in New Hampshire

Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 15:56, Sep 30

Live most polluted city ranking

Real-time New Hampshire most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Portsmouth

33

2
The national flag of USA

Newton

29

3
The national flag of USA

Pelham

26

4
The national flag of USA

Pittsburg

25

5
The national flag of USA

Manchester

24

6
The national flag of USA

Nashua

24

7
The national flag of USA

Dover

21

8
The national flag of USA

Londonderry

20

9
The national flag of USA

Laconia

19

10
The national flag of USA

Peterborough

19

Live cleanest city ranking

Real-time New Hampshire cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Conway

1

2
The national flag of USA

Campton

4

3
The national flag of USA

Northumberland

4

4
The national flag of USA

Amherst

5

5
The national flag of USA

Hillsborough

6

6
The national flag of USA

Barrington

7

7
The national flag of USA

Gilford

7

8
The national flag of USA

Meredith

8

9
The national flag of USA

Hampton Falls

9

10
The national flag of USA

Randolph

9

Wildfires in New Hampshire

Real-time information

Active fires

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Which is the most polluted city in New Hampshire?