WorldArrow icon
Arrow iconUusimaa

Air quality in Uusimaa

Air quality index (AQI⁺) and PM2.5 air pollution in Uusimaa • 12:20, Oct 30

Helsingin seudun verkko (HSY)Helsinki Region Environmental ServicesIlmatieteen Laitos - The Finnish Meteorological InstituteMikkoLohjan verkko
Helsingin seudun verkko (HSY)Helsinki Region Environmental ServicesIlmatieteen Laitos - The Finnish Meteorological InstituteMikkoLohjan verkko

Live most polluted city ranking

Real-time Uusimaa most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of Finland

Kaarela

24

2
The national flag of Finland

Vantaa

19

3
The national flag of Finland

Kallio

16

4
The national flag of Finland

Helsinki

15

5
The national flag of Finland

Espoo

14

6
The national flag of Finland

Mellunkylae

12

7
The national flag of Finland

Jaervenpaeae

11

8
The national flag of Finland

Porvoo

11

9
The national flag of Finland

Otaniemi

9

10
The national flag of Finland

Lohja

7

Live cleanest city ranking

Real-time Uusimaa cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of Finland

Lohja

7

2
The national flag of Finland

Otaniemi

9

3
The national flag of Finland

Jaervenpaeae

11

4
The national flag of Finland

Porvoo

11

5
The national flag of Finland

Mellunkylae

12

6
The national flag of Finland

Espoo

14

7
The national flag of Finland

Helsinki

15

8
The national flag of Finland

Kallio

16

9
The national flag of Finland

Vantaa

19

10
The national flag of Finland

Kaarela

24

Wildfires in Uusimaa

Real-time information

Active fires

--

Aerial view of multiple houses covered in haze.
external link icon

China Air Quality Alert

Small group of people cycling in morning smog.
external link icon

India Air Quality Alert

Polluted skies of Almaty.
external link icon

October 28, 2026: Almaty among top 10 most polluted cities in the world

Which is the most polluted city in Uusimaa?