Seoul vs Incheon

Live air quality comparison. Both cities show identical AQI right now.

South Korea
Seoul
117
Unhealthy for Sensitive Groups
South Korea
Incheon
117
Unhealthy for Sensitive Groups
MetricSeoulIncheon
AQI117117
PM2.546.9 μg/m³46.9 μg/m³
PM1050.4 μg/m³50.4 μg/m³
Ozone96 ppb96 ppb
NO250.3 ppb50.3 ppb

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