Air quality in Hitachi

21
Fair

Air Quality Index

Air quality is acceptable. Extremely sensitive people may experience minor symptoms.

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Pollutants

PM2.5 4.8 µg/m³
PM10 5.2 µg/m³
NO₂ 20 µg/m³
O₃ 19 µg/m³
SO₂ 4.2 µg/m³
CO 187 µg/m³

Air Quality Index

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