Current Air Quality Index Readings for Ontario

Wednesday, June 19, 2013, 1:00 pm

Station Name	AQI	Cause
Barrie	24	Ozone O₃
Belleville	21	Ozone O₃
Brampton	24	Ozone O₃
Brantford	24	Ozone O₃
Burlington	22	Ozone O₃
Chatham	24	Ozone O₃
Cornwall	21	Ozone O₃
Dorset	22	Ozone O₃
Grand Bend	21	Ozone O₃
Guelph	24	Ozone O₃
Hamilton Downtown	N/A	Not Available
Hamilton Mountain	22	Ozone O₃
Hamilton West	18	Ozone O₃
Kingston	21	Ozone O₃
Kitchener	24	Ozone O₃
London	24	Ozone O₃
Mississauga	20	Ozone O₃
Morrisburg	22	Ozone O₃
Newmarket	24	Ozone O₃
North Bay	21	Ozone O₃
Oakville	21	Ozone O₃
Oshawa	21	Ozone O₃
Ottawa Central	21	Ozone O₃
Ottawa Downtown	21	Ozone O₃
Parry Sound	22	Ozone O₃
Petawawa	20	Ozone O₃
Peterborough	22	Ozone O₃
Port Stanley	24	Ozone O₃
Sarnia	20	Ozone O₃
Sault Ste Marie	21	Ozone O₃
St. Catharines	21	Ozone O₃
Sudbury	22	Ozone O₃
Thunder Bay	22	Ozone O₃
Tiverton	21	Ozone O₃
Toronto Downtown	20	Ozone O₃
Toronto East	22	Ozone O₃
Toronto North	25	Ozone O₃
Toronto West	22	Ozone O₃
Windsor Downtown	22	Ozone O₃
Windsor West	23	Ozone O₃

Note: AQI readings on this web page are based on automatically polled data and have not undergone final verification.

Air Quality Index (AQI)