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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | Low | ||
Tree pollen | Low | ||
Grass pollen | None | ||
Weed pollen | None |
Weather | Broken clouds |
Temperature | 50°F |
Humidity | 91% |
Wind | 1 mp/h |
Pressure | 29.9 Hg |
# | city | US AQI |
---|---|---|
1 | Sechelt, British Columbia | 56 |
2 | Pictou, Nova Scotia | 53 |
3 | Kitchener, Ontario | 52 |
4 | Rouyn-Noranda, Quebec | 49 |
5 | Toronto, Ontario | 48 |
6 | Mississauga, Ontario | 46 |
7 | Burlington, Ontario | 45 |
8 | Hamilton, Ontario | 45 |
9 | Houston, British Columbia | 40 |
10 | Oakville, Ontario | 39 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Ontario Ministry of the Environment Toronto West | 59 |
2 | Campus Walk 2 | 57 |
3 | 111Pacific Avenue | 55 |
4 | Tweedsmuir Avenue | 55 |
5 | Ursula Franklin Street | 54 |
6 | Wolfrey Avenue | 54 |
7 | Markham Street | 49 |
8 | Spadina Avenue | 48 |
9 | McLennan Physical Laboratories | 47 |
10 | Russell Street | 47 |
(local time)
SEE WORLD AQI RANKINGUS AQI
20
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 20 US AQI | O3 |
Pollutants | Concentration | |
---|---|---|
O3 | 50µg/m³ | |
SO2 | 0µg/m³ |
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Thursday, Apr 25 | Good 27 AQI US | |||
Friday, Apr 26 | Good 26 AQI US | |||
Saturday, Apr 27 | Good 22 AQI US | |||
Today | Good 20 AQI US | 100% | 62.6° 50° | 6.7 mp/h |
Monday, Apr 29 | Good 31 AQI US | 100% | 53.6° 44.6° | 11.2 mp/h |
Tuesday, Apr 30 | Good 44 AQI US | 60.8° 46.4° | 4.5 mp/h | |
Wednesday, May 1 | Good 46 AQI US | 66.2° 48.2° | 4.5 mp/h | |
Thursday, May 2 | Moderate 60 AQI US | 66.2° 50° | 6.7 mp/h | |
Friday, May 3 | Moderate 60 AQI US | 100% | 60.8° 51.8° | 6.7 mp/h |
Saturday, May 4 | Good 47 AQI US | 100% | 64.4° 51.8° | 13.4 mp/h |
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