Kolkata vs Mexico City

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

India
Kolkata
56
Moderate
Mexico
Mexico City
68
Moderate
MetricKolkataMexico City
AQI5668
PM2.57.9 μg/m³24 μg/m³
PM1010.4 μg/m³27.8 μg/m³
Ozone84 ppb16 ppb
NO22.2 ppb50.7 ppb

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