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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | Very high | ||
Tree pollen | Very high | ||
Grass pollen | Low | ||
Weed pollen | None |
Weather | Broken clouds |
Temperature | 41°F |
Humidity | 65% |
Wind | 3.4 mp/h |
Pressure | 29.8 Hg |
# | city | US AQI |
---|---|---|
1 | Santa Maria in Calanca, Grisons | 31 |
2 | Chur, Grisons | 26 |
3 | Zurich, Zurich | 25 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Saxon | 34 |
(local time)
SEE WORLD AQI RANKINGUS AQI
21
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 21 US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 5µg/m³ | |
PM10 | 8µg/m³ | |
NO2 | 3µg/m³ |
PM2.5 concentration in Charrat air currently meets the WHO annual air quality guideline value
Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Tuesday, Apr 23 | Good 30 AQI US | 44.6° 30.2° | 6.7 mp/h | |
Wednesday, Apr 24 | Good 39 AQI US | 46.4° 32° | 6.7 mp/h | |
Thursday, Apr 25 | Good 39 AQI US | 50° 32° | 4.5 mp/h | |
Today | Good 21 AQI US | 90% | 55.4° 39.2° | 6.7 mp/h |
Saturday, Apr 27 | Good 7 AQI US | 57.2° 41° | 8.9 mp/h | |
Sunday, Apr 28 | Good 26 AQI US | 50% | 59° 46.4° | 8.9 mp/h |
Monday, Apr 29 | Good 50 AQI US | 40% | 66.2° 48.2° | 6.7 mp/h |
Tuesday, Apr 30 | Moderate 59 AQI US | 60% | 69.8° 51.8° | 6.7 mp/h |
Wednesday, May 1 | Moderate 58 AQI US | 70% | 66.2° 53.6° | 6.7 mp/h |
Thursday, May 2 | Moderate 60 AQI US | 90% | 66.2° 51.8° | 4.5 mp/h |
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2 Government Contributors
1 station
1 station
3 Data sources