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

Air quality in Capital Region

Air quality index (AQI⁺) and PM2.5 air pollution in Capital Region • 09:31, Jul 10

Live most polluted city ranking

Real-time Capital Region most polluted city ranking

#	Cities	AQI⁺ US
1	Flong	69
2	Copenhagen	33
3	Hillerød	23
4	Hornbaek	22
5	Pedersker	6
6	Christianshavn	3
7	Kongens Lyngby	3

Live cleanest city ranking

Real-time Capital Region cleanest city ranking

#	Cities	AQI⁺ US
1	Christianshavn	3
2	Kongens Lyngby	3
3	Pedersker	6
4	Hornbaek	22
5	Hillerød	23
6	Copenhagen	33
7	Flong	69

Black Star Gate of Accra, Ghana

July 10, 2026: Accra among top 10 most polluted cities in the world

Wildfire Map Spotlight: Chelan Hills Fire, Washington

Wildfire Map Spotlight: Pocket Fire, Arizona

Which is the most polluted city in Capital Region?

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