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 • 01:36, Jul 22

Live most polluted city ranking

Real-time Biobio most polluted city ranking

#	Cities	AQI⁺ US
1	Lota	69
2	Curanilahue	56
3	Talcahuano	55
4	Hualpen	53
5	Nacimiento	53
6	Coronel	52
7	Concepcion	41
8	Chillan	39
9	Laja	39
10	Hualqui	19

Live cleanest city ranking

Real-time Biobio cleanest city ranking

#	Cities	AQI⁺ US
1	San Carlos	11
2	Los Ángeles	14
3	Hualqui	19
4	Chillan	39
5	Laja	39
6	Concepcion	41
7	Coronel	52
8	Hualpen	53
9	Nacimiento	53
10	Talcahuano	55

Western US Air Quality Alert

Air purifier vs humidifier: What’s the difference and do you need both?

Wildfire Map Spotlight: Kaiser Canyon Fire, Washington

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