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Air quality in Santa Maria in Calanca

Air quality index (AQI) and PM2.5 air pollution in Santa Maria in Calanca

Last update at 08:00, Apr 23 (local time)

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#	city	US AQI
1	Zurich, Zurich	33
2	Chur, Grisons	23
3	Santa Maria in Calanca, Grisons	16

08:00, Apr 23 (local time)

08:00, Apr 23 (local time)

US AQI

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	16 US AQI	O3

✓

PM2.5 concentration in Santa Maria in Calanca air currently meets the WHO annual air quality guideline value

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Day	Pollution level	Weather	Temperature	Wind
Saturday, Apr 20	Good 31 AQI US		44.6° 32°	11.2 mp/h
Sunday, Apr 21	Good 33 AQI US		44.6° 30.2°	6.7 mp/h
Monday, Apr 22	Good 30 AQI US		42.8° 32°	6.7 mp/h
Today	Good 16 AQI US		44.6° 32°	8.9 mp/h
Wednesday, Apr 24	Good 9 AQI US		48.2° 30.2°	8.9 mp/h
Thursday, Apr 25	Good 14 AQI US		50° 28.4°	8.9 mp/h
Friday, Apr 26	Good 13 AQI US	80%	42.8° 35.6°	4.5 mp/h
Saturday, Apr 27	Good 20 AQI US	90%	44.6° 37.4°	4.5 mp/h
Sunday, Apr 28	Moderate 53 AQI US	90%	53.6° 41°	4.5 mp/h
Monday, Apr 29	Moderate 58 AQI US	70%	60.8° 42.8°	4.5 mp/h