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AQI (China)
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AQHI (Canada)
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AQI (US)
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2026-08-09 20:00
AQI (China)
Excellent
Pollutants
O3
μg/m³
66.7
PM10
μg/m³
11
PM2.5
μg/m³
6.1
NO2
μg/m³
2.9
SO2
μg/m³
3.6
CO
μg/m³
0
Weather
℃
℃
℉
21℃
48%
18 kph
0 of 11
Historical Data
Hourly
Hourly
Daily
AQI (China)
AQI (China)
O3
PM10
PM2.5
NO2
SO2
CO
Places included
Algoma District
AQI 21
Brant County
AQI 8
Brantford
AQI 21
Bruce County
AQI 20
Chatham-Kent Division
AQI 30
Cochrane District
AQI 16
Dufferin County
AQI 10
Durham Regional Municipality
AQI 30
Elgin County
AQI 23
Essex County
AQI 32
Frontenac County
AQI 17
Greater Sudbury Division
AQI 12
Grey County
AQI 8
Haldimand County
AQI 13
Haliburton County
AQI 11
Halton Regional Municipality
AQI 25
Hamilton Division
AQI 21
Hastings County
AQI 19
Huron County
AQI 58
Kawartha Lakes Division
AQI 5
Kenora District
AQI 18
Lambton County
AQI 32
Lanark County
AQI 8
Leeds and Grenville United Counties
AQI 9
Lennox and Addington County
AQI 5
Manitoulin District
AQI 10
Middlesex County
AQI 21
Muskoka District Municipality
AQI 18
Niagara Regional Municipality
AQI 21
Nipissing District
AQI 17
Norfolk County
AQI 8
Northumberland County
AQI 11
Ottawa Division
AQI 15
Oxford County
AQI 7
Parry Sound District
AQI 21
Peel Regional Municipality
AQI 23
Perth County
AQI 14
Peterborough County
AQI 17
Prescott and Russell United Counties
AQI 10
Prince Edward County
AQI 5
Rainy River District
AQI 3
Renfrew County
AQI 8
Simcoe County
AQI 19
Stormont, Dundas and Glengarry United Counties
AQI 19
Sudbury District
AQI 29
Thunder Bay District
AQI 7
Timiskaming District
AQI 26
Toronto Division
AQI 22
Waterloo Regional Municipality
AQI 21
Wellington County
AQI 21
York Regional Municipality
AQI 17
Data Sources
http://www.airnow.gov/
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Cities Nearby
Hearst
AQI 8
Manitouwadge
AQI 10
Attawapiskat
AQI 5
Marathon
AQI 16
Kapuskasing
AQI 13
Moonbeam
AQI 16
Moosonee
AQI 9
Wawa
AQI 22
Cochrane
AQI 19
Timmins
AQI 27
Thunder Bay
AQI 12
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