Seoul vs Busan

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

South Korea
Seoul
88
Moderate
South Korea
Busan
66
Moderate
MetricSeoulBusan
AQI8866
PM2.524.6 μg/m³6.7 μg/m³
PM1092.4 μg/m³7 μg/m³
Ozone36 ppb45 ppb
NO223.4 ppb27.2 ppb

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