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Air quality in Hallands län

Air quality index (AQI⁺) and PM2.5 air pollution in Hallands län • 01:35, Apr 20

Live most polluted city ranking

Real-time Hallands län most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of Sweden

Onsala

31

2
The national flag of Sweden

Särö

18

Live cleanest city ranking

Real-time Hallands län cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of Sweden

Särö

18

2
The national flag of Sweden

Onsala

31

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India Air Quality Alert

Polluted skies of Hong Kong
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April 18, 2026: Hong Kong among top 10 most polluted cities in the world

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China Air Quality Alert

Which is the most polluted city in Hallands län?