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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | None | ||
Tree pollen | None | ||
Grass pollen | None | ||
Weed pollen | None |
Weather | Mist |
Temperature | 57.2°F |
Humidity | 93% |
Wind | 2.3 mp/h |
Pressure | 30 Hg |
# | city | US AQI |
---|---|---|
1 | London, Ontario | 78 |
2 | Laval, Quebec | 69 |
3 | Mississauga, Ontario | 66 |
4 | Waterloo, Ontario | 64 |
5 | Hamilton, Ontario | 63 |
6 | Fort St John, British Columbia | 60 |
7 | Toronto, Ontario | 60 |
8 | Burlington, Ontario | 58 |
9 | Oakville, Ontario | 53 |
10 | Maniwaki, Quebec | 52 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Campus Walk 2 | 78 |
2 | Ontario Ministry of the Environment Toronto West | 77 |
3 | Tweedsmuir Avenue | 69 |
4 | Roseneath Gardens | 67 |
5 | Spadina Avenue | 65 |
6 | Ontario Ministry of the Environment Toronto East | 64 |
7 | Ursula Franklin Street | 64 |
8 | 111Pacific Avenue | 63 |
9 | McLennan Physical Laboratories | 61 |
10 | Pacific & Glenlake | 61 |
(local time)
SEE WORLD AQI RANKINGUS AQI
77
live AQI index
Moderate
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Moderate | 77 US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 23µg/m³ | |
NO2 | 30.3µg/m³ | |
SO2 | 0µg/m³ | |
CO | 423.7µg/m³ |
Sensitive groups should reduce outdoor exercise | |
Close your windows to avoid dirty outdoor air GET A MONITOR | |
Sensitive groups should wear a mask outdoors GET A MASK | |
Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Thursday, May 16 | Good 45 AQI US | |||
Friday, May 17 | Good 48 AQI US | |||
Saturday, May 18 | Moderate 63 AQI US | |||
Today | Moderate 77 AQI US | 60% | 77° 55.4° | 4.5 mp/h |
Monday, May 20 | Moderate 73 AQI US | 40% | 78.8° 55.4° | 6.7 mp/h |
Tuesday, May 21 | Moderate 70 AQI US | 60% | 78.8° 62.6° | 8.9 mp/h |
Wednesday, May 22 | Moderate 64 AQI US | 50% | 80.6° 64.4° | 15.7 mp/h |
Thursday, May 23 | Good 37 AQI US | 90% | 68° 51.8° | 13.4 mp/h |
Friday, May 24 | Good 12 AQI US | 71.6° 48.2° | 6.7 mp/h | |
Saturday, May 25 | Good 19 AQI US | 78.8° 55.4° | 8.9 mp/h |
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