Kolkata vs Tokyo

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

India
Kolkata
68
Moderate
Japan
Tokyo
73
Moderate
MetricKolkataTokyo
AQI6873
PM2.528.2 μg/m³61 μg/m³
PM1046 μg/m³63.3 μg/m³
Ozone116 ppb46 ppb
NO24.9 ppb85.7 ppb

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