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 • 08:04, Jul 24

Live most polluted city ranking

Real-time Biobio most polluted city ranking

#	Cities	AQI⁺ US
1	Chillan	70
2	Laja	64
3	Los Ángeles	62
4	Nacimiento	47
5	Concepcion	41
6	Hualpen	33
7	Coronel	28
8	Hualqui	28
9	Lota	28
10	Curanilahue	22

Live cleanest city ranking

Real-time Biobio cleanest city ranking

#	Cities	AQI⁺ US
1	Tome	17
2	Curanilahue	22
3	San Carlos	22
4	Talcahuano	22
5	Coronel	28
6	Hualqui	28
7	Lota	28
8	Hualpen	33
9	Concepcion	41
10	Nacimiento	47

Wildfire Map Spotlight: North-Central and Eastern Oregon Wildfires

Wildfire Map Spotlight: Kaiser Canyon Fire, Washington

Wildfire Map Spotlight: Southern Europe Wildfires

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