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

Hongo

Niihama, Ehime Prefecture

2026-09-23 15:00

AQI (China)

Excellent

PM2.5

μg/m³

17

CO

μg/m³

250

SO2

μg/m³

2.9

Weather

21℃

80%

2 kph

0 of 11

Historical Data

Places included

Data Sources

http://soramame.taiki.go.jp/

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