Kolkata vs Johannesburg

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

India
Kolkata
58
Moderate
South Africa
Johannesburg
155
Unhealthy
MetricKolkataJohannesburg
AQI58155
PM2.517.2 μg/m³56 μg/m³
PM1019.4 μg/m³56.8 μg/m³
Ozone75 ppb10 ppb
NO28.5 ppb64.8 ppb

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