Ontario — air quality right now

Every monitor in one view · updated Aug 06, 1:25PM

Right now

93555125225
8 µg/m³ Good

Median NowCast across reporting stations

Worst right now: Toronto Downtown — 12 µg/m³ (Moderate)

40 of 40 stations reporting in the last 6 hours

Stations by air-quality category 40 reporting

Good: 29Moderate: 11
Good · 29Moderate · 11

Highest readings right now

Toronto Downtown12 µg/m³Moderate
Windsor West11 µg/m³Moderate
Toronto East10 µg/m³Moderate
Windsor Downtown10 µg/m³Moderate
Toronto North10 µg/m³Moderate
All stations (40)
StationNowCastCategory48 h forecast peak
Toronto Downtown12 µg/m³Moderate30 µg/m³
Windsor West11 µg/m³Moderate13 µg/m³
Toronto East10 µg/m³Moderate32 µg/m³
Windsor Downtown10 µg/m³Moderate16 µg/m³
Toronto North10 µg/m³Moderate24 µg/m³
Milton10 µg/m³Moderate24 µg/m³
North Bay10 µg/m³Moderate8 µg/m³
Sarnia10 µg/m³Moderate18 µg/m³
Thunder Bay9 µg/m³Moderate14 µg/m³
Guelph9 µg/m³Moderate14 µg/m³
Oshawa9 µg/m³Moderate17 µg/m³
Toronto West9 µg/m³Good39 µg/m³
Brantford8 µg/m³Good19 µg/m³
Grand Bend8 µg/m³Good16 µg/m³
Hamilton West8 µg/m³Good22 µg/m³
Oakville8 µg/m³Good33 µg/m³
Sault Ste Marie8 µg/m³Good10 µg/m³
Newmarket8 µg/m³Good15 µg/m³
Ottawa Downtown8 µg/m³Good21 µg/m³
Kitchener8 µg/m³Good23 µg/m³
Belleville8 µg/m³Good13 µg/m³
Chatham8 µg/m³Good14 µg/m³
Brampton8 µg/m³Good28 µg/m³
Burlington7 µg/m³Good29 µg/m³
Hamilton Mountain7 µg/m³Good22 µg/m³
Hamilton Downtown7 µg/m³Good53 µg/m³
Mississauga7 µg/m³Good44 µg/m³
Tiverton7 µg/m³Good14 µg/m³
Egbert7 µg/m³Good12 µg/m³
London7 µg/m³Good26 µg/m³
Cornwall7 µg/m³Good9 µg/m³
Port Stanley6 µg/m³Good14 µg/m³
Parry Sound6 µg/m³Good8 µg/m³
Barrie6 µg/m³Good15 µg/m³
Peterborough6 µg/m³Good11 µg/m³
Kingston6 µg/m³Good15 µg/m³
Sudbury6 µg/m³Good9 µg/m³
St. Catharines6 µg/m³Good24 µg/m³
Dorset5 µg/m³Good4 µg/m³
Bonner Lake4 µg/m³Good8 µg/m³

City forecast pages — Ontario

Toronto · Ottawa · Hamilton · Mississauga · Thunder Bay