Choose another country or region to see content specific to your location and shop online.

Air quality in Biobio

Air quality index (AQI⁺) and PM2.5 air pollution in Biobio • 11:10, May 28

Live most polluted city ranking

Real-time Biobio most polluted city ranking

#	Cities	AQI⁺ US
1	Nacimiento	106
2	Chillan	82
3	Laja	62
4	San Carlos	60
5	Concepcion	55
6	Los Ángeles	54
7	Curanilahue	50
8	Coronel	48
9	Hualqui	44
10	Hualpen	39

Live cleanest city ranking

Real-time Biobio cleanest city ranking

#	Cities	AQI⁺ US
1	Tome	10
2	Talcahuano	33
3	Hualpen	39
4	Hualqui	44
5	Coronel	48
6	Curanilahue	50
7	Los Ángeles	54
8	Concepcion	55
9	San Carlos	60
10	Laja	62

Wildfire map spotlight: Sandy Fire, California

Wildfire engulfs a dense forest

Wildfire Map Spotlight: Pineland Road Fire, Georgia

First, second, and thirdhand smoke explained: Why it lingers and spreads

Which is the most polluted city in Biobio?

globe background

Connect With IQAir

Get exclusive articles, product updates, tips, and occasional offers delivered to your inbox. You can unsubscribe at any time.

View Privacy Policy

Privacy Policy© 2026 IQAir. All rights reserved