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

Air quality in Uusimaa

Air quality index (AQI⁺) and PM2.5 air pollution in Uusimaa • 11:58, Jun 01

Live most polluted city ranking

Real-time Uusimaa most polluted city ranking

#	Cities	AQI⁺ US
1	Espoo	25
2	Helsinki	25
3	Kallio	23
4	Lohja	23
5	Otaniemi	22
6	Mellunkylae	20
7	Porvoo	18
8	Jaervenpaeae	16
9	Vantaa	16
10	Kaarela	15

Live cleanest city ranking

Real-time Uusimaa cleanest city ranking

#	Cities	AQI⁺ US
1	Kaarela	15
2	Jaervenpaeae	16
3	Vantaa	16
4	Porvoo	18
5	Mellunkylae	20
6	Otaniemi	22
7	Kallio	23
8	Lohja	23
9	Espoo	25
10	Helsinki	25

Polluted skies of Jakarta

June 1, 2026: Jakarta among top 10 most polluted cities in the world

Heatwave Map Spotlight: South Asia

Wildfire map spotlight: Seven Cabins Fire, New Mexico

Which is the most polluted city in Uusimaa?

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