서초구 Real-time Air Quality Index (AQI) & Pollution Report - Air Matters

서초구

Seocho-gu, Seoul

2026-04-30 02:00

AQI (US)

Moderate

PM2.5

μg/m³

22

O3

μg/m³

99.2

PM10

μg/m³

44

NO2

μg/m³

39.4

SO2

μg/m³

8.6

CO

μg/m³

425

Weather

20℃

33%

4 kph

7 of 11

Historical Data

Data Sources

http://www.airkorea.or.kr/

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