Air Quality Index Readings for Ontario

Current Air Quality Index Readings for Ontario

Monday, June 25, 2012, 9:00 am

Station Name	AQI	Category	Cause
Barrie	16		Ozone O3
Belleville	12		Ozone O3
Brampton	17		Ozone O3
Brantford	14		Ozone O3
Burlington	15		Ozone O3
Chatham	20		Ozone O3
Cornwall	14		Ozone O3
Dorset	14		Ozone O3
Grand Bend	15		Ozone O3
Guelph	15		Ozone O3
Hamilton Downtown	15		Ozone O3
Hamilton Mountain	16		Ozone O3
Hamilton West	13		Ozone O3
Kingston	15		Ozone O3
Kitchener	13		Ozone O3
London	15		Ozone O3
Mississauga	16		Ozone O3
Morrisburg	12		Ozone O3
Newmarket	16		Ozone O3
North Bay	12		Ozone O3
Oakville	17		Ozone O3
Oshawa	13		Ozone O3
Ottawa Central	11		Ozone O3
Ottawa Downtown	12		Ozone O3
Parry Sound	14		Ozone O3
Petawawa	13		Ozone O3
Peterborough	16		Ozone O3
Port Stanley	17		Ozone O3
Sarnia	15		Ozone O3
Sault Ste Marie	12		Ozone O3
St. Catharines	14		Ozone O3
Sudbury	11		Ozone O3
Thunder Bay	7		Ozone O3
Tiverton	17		Ozone O3
Toronto Downtown	14		Ozone O3
Toronto East	12		Ozone O3
Toronto North	17		Ozone O3
Toronto West	13		Ozone O3
Windsor Downtown	13		Ozone O3
Windsor West	14		Ozone O3

Air Quality Index (AQI) Categories

AQI	Colour
0-15 Very Good
16-31 Good
32-49 Moderate
50-99 Poor
100+ Very Poor