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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | High | ||
Tree pollen | High | ||
Grass pollen | None | ||
Weed pollen | None |
Weather | Clear sky |
Temperature | 73.4°F |
Humidity | 60% |
Wind | 6.1 mp/h |
Pressure | 30 Hg |
# | city | US AQI |
---|---|---|
1 | Hamilton, Ontario | 79 |
2 | Mississauga, Ontario | 76 |
3 | Burlington, Ontario | 69 |
4 | Oakville, Ontario | 66 |
5 | Toronto, Ontario | 60 |
6 | Laval, Quebec | 53 |
7 | Fort St John, British Columbia | 50 |
8 | Ottawa, Ontario | 49 |
9 | Saguenay, Quebec | 49 |
10 | Gatineau, Quebec | 47 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | CHATEAUNEUF | 82 |
2 | Caserne 17 | 55 |
3 | Saint-Jean-Baptiste | 55 |
4 | Rivière-des-Prairies | 54 |
5 | Parc Henri-Julien | 44 |
6 | Hochelaga | 42 |
7 | Rue Saint-Zotique East | 40 |
8 | Molson | 39 |
9 | Avenue Therese-Lavoie-Roux | 38 |
10 | St-Dominique | 38 |
(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 | 4.9µg/m³ | |
O3 | 72µg/m³ | |
NO2 | 1.9µg/m³ |
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Thursday, May 16 | Moderate 63 AQI US | |||
Friday, May 17 | Moderate 54 AQI US | |||
Saturday, May 18 | Moderate 53 AQI US | |||
Today | Good 29 AQI US | 73.4° 55.4° | 4.5 mp/h | |
Monday, May 20 | Good 42 AQI US | 77° 59° | 6.7 mp/h | |
Tuesday, May 21 | Moderate 67 AQI US | 100% | 75.2° 60.8° | 13.4 mp/h |
Wednesday, May 22 | Moderate 68 AQI US | 20% | 84.2° 60.8° | 13.4 mp/h |
Thursday, May 23 | Moderate 55 AQI US | 100% | 68° 53.6° | 13.4 mp/h |
Friday, May 24 | Good 7 AQI US | 66.2° 48.2° | 15.7 mp/h | |
Saturday, May 25 | Good 9 AQI US | 75.2° 50° | 8.9 mp/h |
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