Seoul — Air Quality (서울)

South Korea, Asia. US AQI: 45 (Good). Air Quality Score: 81.4/100. Dominant pollutant: NO2.

Last updated: · Updated hourly

Quanteta Scores

US AQI 0 Rank 20 / 50
Air Quality Score 0/100 Rank 32 / 50
Breathability 0/100 Rank 32 / 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
Good
EU AQI
22
Dominant Pollutant
NO2
Measured At
2026-07-08T14:00Z

Pollutant Concentrations

Pollutant Concentration
PM2.5 13.5 μg/m³
PM10 14.4 μg/m³
O3 52.0 μg/m³
NO2 Dominant 45.3 μg/m³
SO2 19.8 μg/m³
CO 345.0 μg/m³
PM2.5: 2.8% PM10: 2.9% O3: 10.6% NO2: 9.2% SO2: 4.0% CO: 70.4% Air Quality
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