Seoul vs Xian

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

South Korea
Seoul
99
Moderate
China
Xian
137
Unhealthy for Sensitive Groups
MetricSeoulXian
AQI99137
PM2.530.6 μg/m³37.4 μg/m³
PM1033.3 μg/m³73.8 μg/m³
Ozone65 ppb40 ppb
NO247.8 ppb25.5 ppb

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