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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 | 41°F |
Humidity | 74% |
Wind | 9.1 mp/h |
Pressure | 29.8 Hg |
# | city | US AQI |
---|---|---|
1 | Saguenay, Quebec | 64 |
2 | London, Ontario | 57 |
3 | Sault Ste Marie, Ontario | 54 |
4 | Mississauga, Ontario | 53 |
5 | Levis, Quebec | 45 |
6 | Quebec City, Quebec | 45 |
7 | West End, British Columbia | 45 |
8 | Oakville, Ontario | 44 |
9 | Saint-Bruno-de-Montarville, Quebec | 44 |
10 | Burlington, Ontario | 43 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Calgary Central2 | 28 |
2 | Calgary Northwest | 24 |
3 | 72 Ave NE | 22 |
4 | Auburn Bay | 21 |
5 | Cranston | 21 |
6 | Evergreen Hill SW | 21 |
7 | Lake Bonavista | 21 |
8 | Seton | 21 |
9 | Bankview | 18 |
10 | Greenwood - Greenbriar | 16 |
(local time)
SEE WORLD AQI RANKINGUS AQI
28
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 28 US AQI | O3 |
Pollutants | Concentration | |
---|---|---|
O3 | 69.5µg/m³ | |
NO2 | 7.1µg/m³ | |
CO | 160.5µg/m³ |
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Wednesday, May 15 | Good 27 AQI US | |||
Thursday, May 16 | Good 24 AQI US | |||
Today | Good 28 AQI US | |||
Saturday, May 18 | Good 15 AQI US | 80% | 53.6° 35.6° | 11.2 mp/h |
Sunday, May 19 | Good 20 AQI US | 80% | 51.8° 35.6° | 20.1 mp/h |
Monday, May 20 | Good 21 AQI US | 100% | 41° 33.8° | 15.7 mp/h |
Tuesday, May 21 | Good 21 AQI US | 60% | 55.4° 33.8° | 11.2 mp/h |
Wednesday, May 22 | Good 6 AQI US | 90% | 46.4° 35.6° | 11.2 mp/h |
Thursday, May 23 | Good 6 AQI US | 100% | 48.2° 33.8° | 6.7 mp/h |
Friday, May 24 | Good 6 AQI US | 40% | 50° 33.8° | 6.7 mp/h |
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