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Air quality in Grisons

Air quality index (AQI⁺) and PM2.5 air pollution in Grisons • 00:30, Jul 20

Live most polluted city ranking

Real-time Grisons most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of Switzerland

Rhaezuens

54

2
The national flag of Switzerland

Santa Maria in Calanca

38

3
The national flag of Switzerland

Chur

36

4
The national flag of Switzerland

Davos

28

5
The national flag of Switzerland

San Vittore

28

6
The national flag of Switzerland

Poschiavo

27

7
The national flag of Switzerland

St. Moritz

26

Live cleanest city ranking

Real-time Grisons cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of Switzerland

St. Moritz

26

2
The national flag of Switzerland

Poschiavo

27

3
The national flag of Switzerland

Davos

28

4
The national flag of Switzerland

San Vittore

28

5
The national flag of Switzerland

Chur

36

6
The national flag of Switzerland

Santa Maria in Calanca

38

7
The national flag of Switzerland

Rhaezuens

54

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Which is the most polluted city in Grisons?