Toronto — Air Quality

Canada, North America. US AQI: 40 (Good). Air Quality Score: 84.2/100. Dominant pollutant: NO2.

Last updated: · Updated hourly

Quanteta Scores

US AQI 0 Rank 15 / 50
Air Quality Score 0/100 Rank 29 / 50
Breathability 0/100 Rank 29 / 50

City Info

City ID
aq-toronto
Country
Canada (CA)
Region
North America
Population
2,930,000
Coordinates
43.6532, -79.3832
Timezone
America/Toronto
AQI Level
Good
EU AQI
27
Dominant Pollutant
NO2
Measured At
2026-07-08T14:00Z

Pollutant Concentrations

Pollutant Concentration
PM2.5 13.0 μg/m³
PM10 13.1 μg/m³
O3 68.0 μg/m³
NO2 Dominant 27.0 μg/m³
SO2 12.3 μg/m³
CO 310.0 μg/m³
PM2.5: 2.9% PM10: 3.0% O3: 15.3% NO2: 6.1% SO2: 2.8% CO: 69.9% Air Quality
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