Kolkata vs Toronto

Live air quality comparison. Toronto has cleaner air right now.

India
Kolkata
121
Unhealthy for Sensitive Groups
Canada
Toronto
53
Moderate
MetricKolkataToronto
AQI12153
PM2.551.9 μg/m³14.5 μg/m³
PM1064.5 μg/m³14.8 μg/m³
Ozone72 ppb116 ppb
NO215.5 ppb2.4 ppb

Lower values mean cleaner air. Updated hourly. Sources: OpenAQ, Open-Meteo.