Ontario - Air Quality Health Index - Provincial Summary

This table shows a provincial summary of current Air Quality Health Index values and forecast maximums1

Location and sub-locations Observed Conditions Forecast Maximums
Saturday night Sunday
Barrie 4
Moderate Risk
4
Moderate Risk
4
Moderate Risk
Belleville 3
Low Risk
3
Low Risk
3
Low Risk
Brampton 4
Moderate Risk
4
Moderate Risk
4
Moderate Risk
Brantford 3
Low Risk
4
Moderate Risk
4
Moderate Risk
Burlington 5
Moderate Risk
4
Moderate Risk
4
Moderate Risk
Chatham 4
Moderate Risk
4
Moderate Risk
4
Moderate Risk
Cornwall 3
Low Risk
3
Low Risk
3
Low Risk
Dorset 2
Low Risk
3
Low Risk
3
Low Risk
Grand Bend 3
Low Risk
4
Moderate Risk
4
Moderate Risk
Guelph 3
Low Risk
4
Moderate Risk
4
Moderate Risk
Hamilton 4
Moderate Risk
4
Moderate Risk
4
Moderate Risk
5
Moderate Risk
4
Moderate Risk
4
Moderate Risk
4
Moderate Risk
4
Moderate Risk
4
Moderate Risk
4
Moderate Risk
4
Moderate Risk
4
Moderate Risk
Kingston 3
Low Risk
3
Low Risk
3
Low Risk
Kitchener 4
Moderate Risk
3
Low Risk
3
Low Risk
London 3
Low Risk
4
Moderate Risk
4
Moderate Risk
Mississauga 3
Low Risk
4
Moderate Risk
4
Moderate Risk
Newmarket 3
Low Risk
4
Moderate Risk
4
Moderate Risk
North Bay 4
Moderate Risk
3
Low Risk
3
Low Risk
Oakville 4
Moderate Risk
4
Moderate Risk
4
Moderate Risk
Oshawa 3
Low Risk
4
Moderate Risk
4
Moderate Risk
Ottawa 3
Low Risk
3
Low Risk
3
Low Risk
2
Low Risk
3
Low Risk
3
Low Risk
3
Low Risk
3
Low Risk
3
Low Risk
Parry Sound 3
Low Risk
3
Low Risk
3
Low Risk
Petawawa 2
Low Risk
3
Low Risk
3
Low Risk
Peterborough 4
Moderate Risk
3
Low Risk
3
Low Risk
Port Stanley 3
Low Risk
4
Moderate Risk
4
Moderate Risk
Sarnia 4
Moderate Risk
4
Moderate Risk
4
Moderate Risk
Sault Ste. Marie 3
Low Risk
3
Low Risk
3
Low Risk
St. Catharines 4
Moderate Risk
4
Moderate Risk
4
Moderate Risk
Sudbury 4
Moderate Risk
3
Low Risk
3
Low Risk
Thunder Bay 3
Low Risk
3
Low Risk
3
Low Risk
Tiverton 3
Low Risk
3
Low Risk
3
Low Risk
Toronto 3
Low Risk
4
Moderate Risk
4
Moderate Risk
4
Moderate Risk
4
Moderate Risk
4
Moderate Risk
3
Low Risk
4
Moderate Risk
4
Moderate Risk
3
Low Risk
4
Moderate Risk
4
Moderate Risk
4
Moderate Risk
4
Moderate Risk
4
Moderate Risk
Windsor 3
Low Risk
4
Moderate Risk
4
Moderate Risk
3
Low Risk
4
Moderate Risk
4
Moderate Risk
3
Low Risk
4
Moderate Risk
4
Moderate Risk

1. Forecast issued at: 5:00 PM EDT Saturday 21 October 2017