Air quality in Duluth

Fair

Air Quality Index

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

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PM2.5 8.8 µg/m³

PM10 9.4 µg/m³

NO₂ 2.5 µg/m³

O₃ 94 µg/m³

SO₂ 0.7 µg/m³

CO 163 µg/m³