Air quality


Location and sub-locationsObserved ConditionsForecast Maximums
WednesdayWednesday nightThursday
Barrie
2
Low Risk
3
Low Risk
3
Low Risk
4
Moderate Risk
Belleville
3
Low Risk
3
Low Risk
3
Low Risk
4
Moderate Risk
Brampton
2
Low Risk
3
Low Risk
4
Moderate Risk
4
Moderate Risk
Brantford
2
Low Risk
3
Low Risk
3
Low Risk
4
Moderate Risk
Burlington
3
Low Risk
3
Low Risk
4
Moderate Risk
4
Moderate Risk
Chatham
2
Low Risk
4
Moderate Risk
5
Moderate Risk
5
Moderate Risk
Cornwall
2
Low Risk
3
Low Risk
3
Low Risk
3
Low Risk
Dorset
2
Low Risk
2
Low Risk
2
Low Risk
2
Low Risk
Grand Bend
3
Low Risk
3
Low Risk
3
Low Risk
4
Moderate Risk
Guelph
2
Low Risk
3
Low Risk
3
Low Risk
4
Moderate Risk
Hamilton
3
Low Risk
3
Low Risk
4
Moderate Risk
4
Moderate Risk
  • Hamilton Downtown
3
Low Risk
3
Low Risk
4
Moderate Risk
4
Moderate Risk
  • Hamilton Mountain
3
Low Risk
3
Low Risk
4
Moderate Risk
4
Moderate Risk
  • Hamilton West
3
Low Risk
3
Low Risk
4
Moderate Risk
4
Moderate Risk
Kingston
2
Low Risk
3
Low Risk
3
Low Risk
4
Moderate Risk
Kitchener
2
Low Risk
3
Low Risk
3
Low Risk
4
Moderate Risk
London
2
Low Risk
3
Low Risk
3
Low Risk
4
Moderate Risk
Milton
3
Low Risk
3
Low Risk
4
Moderate Risk
4
Moderate Risk
Mississauga
3
Low Risk
3
Low Risk
4
Moderate Risk
4
Moderate Risk
Newmarket
2
Low Risk
3
Low Risk
3
Low Risk
4
Moderate Risk
North Bay
2
Low Risk
2
Low Risk
2
Low Risk
2
Low Risk
Oakville
3
Low Risk
3
Low Risk
4
Moderate Risk
4
Moderate Risk
OshawaN/A
3
Low Risk
3
Low Risk
4
Moderate Risk
Ottawa
2
Low Risk
3
Low Risk
3
Low Risk
3
Low Risk
Parry Sound
3
Low Risk
2
Low Risk
2
Low Risk
3
Low Risk
Petawawa
1
Low Risk
2
Low Risk
2
Low Risk
2
Low Risk
Peterborough
3
Low Risk
3
Low Risk
3
Low Risk
4
Moderate Risk
Port Stanley
2
Low Risk
3
Low Risk
3
Low Risk
4
Moderate Risk
Sarnia
3
Low Risk
4
Moderate Risk
5
Moderate Risk
5
Moderate Risk
Sault Ste. Marie
2
Low Risk
2
Low Risk
2
Low Risk
2
Low Risk
St. Catharines
3
Low Risk
3
Low Risk
3
Low Risk
4
Moderate Risk
Sudbury
2
Low Risk
2
Low Risk
2
Low Risk
2
Low Risk
Thunder Bay
2
Low Risk
2
Low Risk
2
Low Risk
2
Low Risk
Tiverton
3
Low Risk
2
Low Risk
2
Low Risk
3
Low Risk
Toronto
3
Low Risk
3
Low Risk
4
Moderate Risk
4
Moderate Risk
  • Toronto Downtown
N/A
3
Low Risk
4
Moderate Risk
4
Moderate Risk
  • Toronto East
3
Low Risk
3
Low Risk
4
Moderate Risk
4
Moderate Risk
  • Toronto North
3
Low Risk
3
Low Risk
4
Moderate Risk
4
Moderate Risk
  • Toronto West
3
Low Risk
3
Low Risk
4
Moderate Risk
4
Moderate Risk
Windsor
3
Low Risk
4
Moderate Risk
5
Moderate Risk
5
Moderate Risk
  • Windsor Downtown
3
Low Risk
4
Moderate Risk
5
Moderate Risk
5
Moderate Risk
  • Windsor West
3
Low Risk
4
Moderate Risk
5
Moderate Risk
5
Moderate Risk
This table shows a provincial summary of current Air Quality Health Index values and forecast maximums

Data source: Environment Canada


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