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

Air quality in Western

Air quality index (AQI⁺) and PM2.5 air pollution in Western • 23:17, May 30

Live most polluted city ranking

Real-time Western most polluted city ranking

#	Cities	AQI⁺ US
1	Nugegoda	67
2	Battaramulla	64
3	Colombo	60
4	Negombo	56
5	Gampaha	54

Live cleanest city ranking

Real-time Western cleanest city ranking

#	Cities	AQI⁺ US
1	Gampaha	54
2	Negombo	56
3	Colombo	60
4	Battaramulla	64
5	Nugegoda	67

Wildfire map spotlight: Seven Cabins Fire, New Mexico

Wildfire map spotlight: Bain Fire, California

Smoke rises from a wildfire burning through forest vegetation.

Wildfire Map Spotlight: Hummingbird Fire, New Mexico

Which is the most polluted city in Western?

globe background

Connect With IQAir

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

United Arab Emirates

View Privacy Policy

Privacy Policy© 2026 IQAir. All rights reserved