Air quality in Hŭngnam

13
Good

Air Quality Index

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

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Pollutants

PM2.5 5.4 µg/m³
PM10 6.1 µg/m³
NO₂ 5.2 µg/m³
O₃ 32 µg/m³
SO₂ 4 µg/m³
CO 158 µg/m³

Air Quality Index

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