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

Minamiuonuma

Niigata Prefecture, Japan

2026-05-22 23:00

AQHI (Canada)

Low

O3

μg/m³

79.3

PM2.5

μg/m³

2

NO2

μg/m³

0

Weather

20℃

53%

14 kph

7 of 11

Historical Data

Places included

Data Sources

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

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Higashiagatsuma