Air quality in Boulder

18
Good

Air Quality Index

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

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Pollutants

PM2.5 5.6 µg/m³
PM10 5.6 µg/m³
NO₂ 18.5 µg/m³
O₃ 44 µg/m³
SO₂ 0.6 µg/m³
CO 175 µg/m³

Air Quality Index

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