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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | Low | ||
Tree pollen | Low | ||
Grass pollen | Low | ||
Weed pollen | None |
Weather | Few clouds |
Temperature | 32°F |
Humidity | 94% |
Wind | 2.3 mp/h |
Pressure | 30 Hg |
# | city | US AQI |
---|---|---|
1 | Zurich, Zurich | 20 |
2 | Santa Maria in Calanca, Grisons | 15 |
3 | Chur, Grisons | 13 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Montana Station | 28 |
(local time)
SEE WORLD AQI RANKINGUS AQI
29
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 29 US AQI | O3 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 3µg/m³ | |
PM10 | 4µg/m³ | |
O3 | 71µg/m³ | |
NO2 | 5µg/m³ |
PM2.5 concentration in Montana air currently meets the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Wednesday, May 1 | Moderate 56 AQI US | 53.6° 41° | 6.7 mp/h | |
Thursday, May 2 | Good 34 AQI US | 46.4° 37.4° | 6.7 mp/h | |
Friday, May 3 | Good 29 AQI US | 41° 35.6° | 4.5 mp/h | |
Today | Good 29 AQI US | 50° 32° | 4.5 mp/h | |
Sunday, May 5 | Good 12 AQI US | 90% | 53.6° 39.2° | 4.5 mp/h |
Monday, May 6 | Good 8 AQI US | 100% | 53.6° 41° | 4.5 mp/h |
Tuesday, May 7 | Good 13 AQI US | 100% | 39.2° 37.4° | 2.2 mp/h |
Wednesday, May 8 | Good 19 AQI US | 40% | 50° 35.6° | 2.2 mp/h |
Thursday, May 9 | Good 26 AQI US | 40% | 55.4° 37.4° | 4.5 mp/h |
Friday, May 10 | Moderate 58 AQI US | 20% | 60.8° 41° | 6.7 mp/h |
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2Contributors
2 Government Contributors
1 station
1 station
2 Data sources