Seoul vs Hangzhou

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

South Korea
Seoul
51
Moderate
China
Hangzhou
106
Unhealthy for Sensitive Groups
MetricSeoulHangzhou
AQI51106
PM2.516.5 μg/m³50.5 μg/m³
PM1016.6 μg/m³50.6 μg/m³
Ozone6 ppb1 ppb
NO255.4 ppb58.1 ppb

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