Kolkata vs Tokyo

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

India
Kolkata
57
Moderate
Japan
Tokyo
94
Moderate
MetricKolkataTokyo
AQI5794
PM2.510.9 μg/m³32.6 μg/m³
PM1013.4 μg/m³36.7 μg/m³
Ozone52 ppb40 ppb
NO28 ppb63.9 ppb

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