Air quality in St Helens

19
Good

Air Quality Index

Air quality is satisfactory and poses little or no health risk.

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Pollutants

PM2.5 6.2 µg/m³
PM10 8.8 µg/m³
NO₂ 12 µg/m³
O₃ 48 µg/m³
SO₂ 2.8 µg/m³
CO 146 µg/m³

Air Quality Index

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