Seoul — Air Quality (서울)

South Korea, Asia. US AQI: 81 (Moderate). Air Quality Score: 64.5/100. Dominant pollutant: NO2.

Last updated: · Updated hourly

Quanteta Scores

US AQI 0 Rank 42 / 50
Air Quality Score 0/100 Rank 41 / 50
Breathability 0/100 Rank 41 / 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
61
Dominant Pollutant
NO2
Measured At
2026-07-12T14:00Z

Pollutant Concentrations

Pollutant Concentration
PM2.5 32.8 μg/m³
PM10 34.6 μg/m³
O3 18.0 μg/m³
NO2 Dominant 73.0 μg/m³
SO2 27.4 μg/m³
CO 514.0 μg/m³
PM2.5: 4.7% PM10: 4.9% O3: 2.6% NO2: 10.4% SO2: 3.9% CO: 73.4% Air Quality
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