Kolkata vs Chengdu

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

India
Kolkata
57
Moderate
China
Chengdu
152
Unhealthy
MetricKolkataChengdu
AQI57152
PM2.517.5 μg/m³80.1 μg/m³
PM1019.9 μg/m³81 μg/m³
Ozone73 ppb14 ppb
NO28.6 ppb82.6 ppb

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