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Air quality in New Hampshire

Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 02:20, Sep 30

Live most polluted city ranking

Real-time New Hampshire most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Effingham

39

2
The national flag of USA

Portsmouth

22

3
The national flag of USA

New Hampton

21

4
The national flag of USA

Chesterfield

17

5
The national flag of USA

Pittsburg

17

6
The national flag of USA

Bethlehem

16

7
The national flag of USA

Franconia

16

8
The national flag of USA

Keene

16

9
The national flag of USA

Peterborough

14

10
The national flag of USA

Alstead

13

Live cleanest city ranking

Real-time New Hampshire cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Amherst

0

2
The national flag of USA

Woodstock

0

3
The national flag of USA

Barrington

1

4
The national flag of USA

Conway

1

5
The national flag of USA

Hampton Falls

1

6
The national flag of USA

Northumberland

1

7
The national flag of USA

Salem

1

8
The national flag of USA

Sandwich

2

9
The national flag of USA

Barnstead

3

10
The national flag of USA

Campton

3

Wildfires in New Hampshire

Real-time information

Active fires

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Which is the most polluted city in New Hampshire?