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Air quality in New Hampshire

Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 05:33, Aug 21

Live most polluted city ranking

Real-time New Hampshire most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Portsmouth

66

2
The national flag of USA

Hooksett

58

3
The national flag of USA

Effingham

55

4
The national flag of USA

Hampton Falls

55

5
The national flag of USA

Amherst

52

6
The national flag of USA

Pelham

51

7
The national flag of USA

Newton

50

8
The national flag of USA

Manchester

49

9
The national flag of USA

Nashua

48

10
The national flag of USA

New Hampton

48

Live cleanest city ranking

Real-time New Hampshire cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Barrington

19

2
The national flag of USA

Conway

22

3
The national flag of USA

Grafton County

25

4
The national flag of USA

Woodstock

25

5
The national flag of USA

Randolph

26

6
The national flag of USA

Franconia

29

7
The national flag of USA

Hillsborough

29

8
The national flag of USA

Sandwich

29

9
The national flag of USA

Campton

31

10
The national flag of USA

Salem

31

Wildfires in New Hampshire

Real-time information

Active fires

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Which is the most polluted city in New Hampshire?