Seoul — Air Quality (서울)

South Korea, Asia. US AQI: 100 (Moderate). Air Quality Score: 49.2/100. Dominant pollutant: PM2.5.

Last updated: · Updated hourly

Quanteta Scores

US AQI 0 Rank 39 / 50
Air Quality Score 0/100 Rank 42 / 50
Breathability 0/100 Rank 43 / 50

City Info

City ID
aq-seoul
Country
South Korea (KR)
Region
Asia
Population
9,776,000
Coordinates
37.5665, 126.978
Timezone
Asia/Seoul
AQI Level
Moderate
EU AQI
69
Dominant Pollutant
PM2.5
Measured At
2026-05-24T14:00Z

Pollutant Concentrations

Pollutant Concentration
PM2.5 Dominant 53.7 μg/m³
PM10 57.5 μg/m³
O3 31.0 μg/m³
NO2 73.0 μg/m³
SO2 26.3 μg/m³
CO 600.0 μg/m³
PM2.5: 6.4% PM10: 6.8% O3: 3.7% NO2: 8.7% SO2: 3.1% CO: 71.3% Air Quality
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