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 • 11:28, Aug 08

Live most polluted city ranking

Real-time Biobio most polluted city ranking

#	Cities	AQI⁺ US
1	Curanilahue	165
2	Nacimiento	80
3	Laja	71
4	Hualpen	68
5	Talcahuano	58
6	Concepcion	55
7	Lota	55
8	Coronel	54
9	San Carlos	39
10	Los Ángeles	19

Live cleanest city ranking

Real-time Biobio cleanest city ranking

#	Cities	AQI⁺ US
1	Chillan	14
2	Los Ángeles	19
3	San Carlos	39
4	Coronel	54
5	Concepcion	55
6	Lota	55
7	Talcahuano	58
8	Hualpen	68
9	Laja	71
10	Nacimiento	80

Wildfires in Biobio

Real-time information

Active fires

0

Heatwave Map Spotlight: South Korea

Intense forest fire.

Wildfire Map Spotlight: Widemouth 2 Fire, Utah

Wildfire Map Spotlight: Washington 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