Air quality in Porto

37
Fair

Air Quality Index

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

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Pollutants

PM2.5 13.6 µg/m³
PM10 16.7 µg/m³
NO₂ 20.3 µg/m³
O₃ 23 µg/m³
SO₂ 2.5 µg/m³
CO 199 µg/m³

Air Quality Index

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