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Air quality in New Brunswick

Air quality index (AQI⁺) and PM2.5 air pollution in New Brunswick • 21:28, Sep 05

California Air Resources Board (CARB)Environment and Local Government of New BrunswickMichael McCoolAnonymous contributor
California Air Resources Board (CARB)Environment and Local Government of New BrunswickMichael McCoolAnonymous contributor

Live most polluted city ranking

Real-time New Brunswick most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of Canada

Moncton

27

2
The national flag of Canada

Saint John

26

3
The national flag of Canada

St Andrews

26

4
The national flag of Canada

Miramichi

25

5
The national flag of Canada

Bathurst

22

6
The national flag of Canada

Fredericton

19

7
The national flag of Canada

Edmundston

14

8
The national flag of Canada

Shediac

5

9
The national flag of Canada

Hartland

4

Live cleanest city ranking

Real-time New Brunswick cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of Canada

Hartland

4

2
The national flag of Canada

Shediac

5

3
The national flag of Canada

Edmundston

14

4
The national flag of Canada

Fredericton

19

5
The national flag of Canada

Bathurst

22

6
The national flag of Canada

Miramichi

25

7
The national flag of Canada

Saint John

26

8
The national flag of Canada

St Andrews

26

9
The national flag of Canada

Moncton

27

Wildfires in New Brunswick

Real-time information

Active fires

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September 5, 2026: Kolkata among top 10 most polluted cities in the world

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Wildfire Map Spotlight: Washington Wildfires

Dense forest burning.
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Wildfire Map Spotlight: Austin Fire, Oregon

Which is the most polluted city in New Brunswick?