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

효문동

Buk-gu, Ulsan

2026-05-02 12:00

AQI (US)

Unhealthy for Sensitive Groups

PM2.5

μg/m³

45

O3

μg/m³

122.4

PM10

μg/m³

67

NO2

μg/m³

56.9

SO2

μg/m³

26

CO

μg/m³

962.5

Weather

17℃

54%

13 kph

0 of 11

Historical Data

Data Sources

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

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