Kolkata vs Johannesburg

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

India
Kolkata
121
Unhealthy for Sensitive Groups
South Africa
Johannesburg
157
Unhealthy
MetricKolkataJohannesburg
AQI121157
PM2.551.9 μg/m³54.7 μg/m³
PM1064.5 μg/m³54.8 μg/m³
Ozone72 ppb68 ppb
NO215.5 ppb36.3 ppb

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