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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 | Broken clouds |
Temperature | 39.2°F |
Humidity | 75% |
Wind | 9 mp/h |
Pressure | 29.4 Hg |
# | city | US AQI |
---|---|---|
1 | Hamilton, Ontario | 56 |
2 | Sault Ste Marie, Ontario | 56 |
3 | London, Ontario | 55 |
4 | Mississauga, Ontario | 53 |
5 | Saguenay, Quebec | 53 |
6 | Ottawa, Ontario | 52 |
7 | Gatineau, Quebec | 50 |
8 | Burlington, Ontario | 49 |
9 | Toronto, Ontario | 49 |
10 | Rouyn-Noranda, Quebec | 48 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | 50 Street | 51 |
2 | The Grange | 45 |
3 | Lake Summerside | 42 |
4 | Greenfield | 40 |
5 | Greenoch Cres | 37 |
6 | Secord Park | 36 |
7 | South Central Edmonton | 34 |
8 | 16 Avenue SW | 33 |
9 | Garneau1 | 33 |
10 | Spindle Factory | 33 |
(local time)
SEE WORLD AQI RANKINGUS AQI
18
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 18 US AQI | O3 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 3µg/m³ | |
O3 | 46µg/m³ | |
NO2 | 3.8µg/m³ | |
SO2 | 0µg/m³ | |
CO | 114.5µg/m³ |
Enjoy outdoor activities | |
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Wednesday, May 15 | Good 23 AQI US | |||
Thursday, May 16 | Good 21 AQI US | |||
Friday, May 17 | Good 21 AQI US | |||
Today | Good 18 AQI US | 60% | 46.4° 35.6° | 15.7 mp/h |
Sunday, May 19 | Good 33 AQI US | 100% | 41° 35.6° | 11.2 mp/h |
Monday, May 20 | Good 7 AQI US | 100% | 42.8° 35.6° | 11.2 mp/h |
Tuesday, May 21 | Good 11 AQI US | 53.6° 32° | 6.7 mp/h | |
Wednesday, May 22 | Good 15 AQI US | 48.2° 41° | 13.4 mp/h | |
Thursday, May 23 | Good 9 AQI US | 53.6° 33.8° | 6.7 mp/h | |
Friday, May 24 | Good 10 AQI US | 57.2° 37.4° | 13.4 mp/h |
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2 Data sources
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