WorldArrow icon
Arrow iconNew Hampshire

Air quality in New Hampshire

Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 14:26, Aug 21

Live most polluted city ranking

Real-time New Hampshire most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Hooksett

50

2
The national flag of USA

Manchester

47

3
The national flag of USA

Nashua

46

4
The national flag of USA

Pelham

46

5
The national flag of USA

Portsmouth

44

6
The national flag of USA

Keene

43

7
The national flag of USA

Londonderry

42

8
The national flag of USA

New Hampton

42

9
The national flag of USA

Newton

41

10
The national flag of USA

Chesterfield

40

Live cleanest city ranking

Real-time New Hampshire cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of USA

Northumberland

3

2
The national flag of USA

Conway

24

3
The national flag of USA

Bethlehem

26

4
The national flag of USA

Grafton County

26

5
The national flag of USA

Pittsburg

26

6
The national flag of USA

Berlin

27

7
The national flag of USA

Franconia

27

8
The national flag of USA

Hampton Falls

27

9
The national flag of USA

Randolph

27

10
The national flag of USA

Barrington

28

Wildfires in New Hampshire

Real-time information

Active fires

--

Which is the most polluted city in New Hampshire?