Air quality in Grisons

Air quality index (AQI) and PM2.5 air pollution in Grisons

Last update at (local time)

LIVE AQI CITY RANKING

Real-time Grisons
Most polluted city ranking

#cityUS AQI
1 Chur

54

2 Santa Maria in Calanca

47

3 Davos

43

4 Rhaezuens

29

5 Pontresina

21

(local time)

SEE WORLD AQI RANKING

Air Quality Data contributor(s)

Station(s) operated by

Contributors

5

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LIVE AQI CITY RANKING

Real-time Grisons
Cleanest city ranking

#cityUS AQI
1 Pontresina

21

2 Rhaezuens

29

3 Davos

43

4 Santa Maria in Calanca

47

5 Chur

54

(local time)

SEE WORLD AQI RANKING

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Good
Moderate
Unhealthy for sensitive groups
Unhealthy
Very unhealthy
Hazardous
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