Seoul vs Chengdu

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

South Korea
Seoul
99
Moderate
China
Chengdu
151
Unhealthy
MetricSeoulChengdu
AQI99151
PM2.530.6 μg/m³52.6 μg/m³
PM1033.3 μg/m³67.8 μg/m³
Ozone65 ppb36 ppb
NO247.8 ppb43.5 ppb

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