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

효문동

Buk-gu, Ulsan

2026-09-11 10:00

AQI (China)

Excellent

O3

μg/m³

66.6

NO2

μg/m³

26.3

PM10

μg/m³

9

PM2.5

μg/m³

4

CO

μg/m³

412.5

SO2

μg/m³

5.7

Weather

22℃

71%

10 kph

0 of 11

Historical Data

Data Sources

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

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