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

서대문구

Seodaemun-gu, Seoul

2026-06-23 02:00

AQI (US)

Good

O3

μg/m³

105.9

PM2.5

μg/m³

4

PM10

μg/m³

17

NO2

μg/m³

15.2

CO

μg/m³

312.5

SO2

μg/m³

4.6

Weather

28℃

40%

14 kph

9 of 11

Historical Data

Data Sources

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

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