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

홍성읍

Hongseong-eup, Chungcheongnam-do

2026-03-12 10:00

AQI (US)

Unhealthy for Sensitive Groups

PM2.5

μg/m³

43

PM10

μg/m³

59

O3

μg/m³

98.6

NO2

μg/m³

39.4

SO2

μg/m³

17.7

CO

μg/m³

800

Weather

5℃

69%

7 kph

0 of 11

Historical Data

Data Sources

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

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