Air quality in Leiden

Fair

Air Quality Index

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

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PM2.5 7.6 µg/m³

PM10 11.1 µg/m³

NO₂ 20.1 µg/m³

O₃ 79 µg/m³

SO₂ 2.1 µg/m³

CO 193 µg/m³