What is the air quality in Anseong?

Anseong, South Korea has an annual US AQI of 83 (Polluted) and average PM2.5 of 24.8 µg/m³, ranking #3918 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Anseong?

September is typically the cleanest month (AQI 58) and March the most polluted (AQI 103).

Where does Anseong's air quality data come from?

PM2.5: 1998–2026 (monitors 2016–2026, satellite 1998–2016; 2025–2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Anseong, South Korea — Air Quality & Clean City Guide 2026

Anseong Air Quality Data

Global rank	City	Continent	AQI	PM2.5
3918	Anseong, South Korea	Asia	AQI 83	PM2.5 24.8 µg/m³