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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 | Broken clouds |
Temperature | 68°F |
Humidity | 66% |
Wind | 3 mp/h |
Pressure | 30 Hg |
# | city | US AQI |
---|---|---|
1 | ![]() | 200 |
2 | ![]() | 194 |
3 | ![]() | 190 |
4 | ![]() | 178 |
5 | ![]() | 177 |
6 | ![]() | 177 |
7 | ![]() | 173 |
8 | ![]() | 173 |
9 | ![]() | 168 |
10 | ![]() | 160 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Toronto Downtown 2 | 49 |
2 | Greenwood & Danforth | 44 |
3 | Ontario Ministry of the Environment Toronto West | 28 |
4 | Toronto Downtown | 28 |
5 | Campus Walk 2 | 27 |
6 | Ontario Ministry of the Environment Toronto East | 26 |
7 | Ursula Franklin Street | 26 |
8 | Spadina Avenue | 25 |
9 | Queens Quay West | 24 |
10 | 111Pacific Avenue | 23 |
(local time)
SEE WORLD AQI RANKINGUS AQI
20
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 20 US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 3.7µg/m³ | |
O3 | 30µg/m³ | |
NO2 | 33.7µg/m³ | |
SO2 | 0µg/m³ | |
CO | 297.7µg/m³ |
PM2.5 concentration in Toronto air currently meets the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Saturday, Jul 20 | Moderate 52 AQI US | 78.8° 64.4° | ||
Sunday, Jul 21 | Good 34 AQI US | 78.8° 59° | ||
Monday, Jul 22 | Good 36 AQI US | 82.4° 66.2° | ||
Today | Good 20 AQI US | 82.4° 66.2° | ||
Wednesday, Jul 24 | Moderate 74 AQI US | 78.8° 64.4° | ||
Thursday, Jul 25 | Moderate 54 AQI US | 75.2° 59° | ||
Friday, Jul 26 | Good 48 AQI US | 78.8° 59° | ||
Saturday, Jul 27 | Moderate 58 AQI US | 82.4° 62.6° | ||
Sunday, Jul 28 | Moderate 62 AQI US | 84.2° 64.4° | ||
Monday, Jul 29 | Moderate 62 AQI US | 86° 69.8° |
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16Contributors
Government Contributor
Individual Contributor
1 station
14 Anonymous Contributors
14 stations
4 Data sources