Chengdu vs Johannesburg

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

China
Chengdu
151
Unhealthy
South Africa
Johannesburg
155
Unhealthy
MetricChengduJohannesburg
AQI151155
PM2.590.3 μg/m³56 μg/m³
PM1091 μg/m³56.8 μg/m³
Ozone28 ppb10 ppb
NO277.9 ppb64.8 ppb

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