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

홍성읍

Hongseong-eup, Chungcheongnam-do

2026-09-14 06:00

AQI (US)

Moderate

PM2.5

μg/m³

24

O3

μg/m³

130.9

PM10

μg/m³

41

NO2

μg/m³

15.4

SO2

μg/m³

11.4

CO

μg/m³

475

Weather

26℃

64%

14 kph

0 of 11

Historical Data

Data Sources

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

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