Air quality in Köln
24
Fair
Air Quality Index
Air quality is acceptable. Extremely sensitive people may experience minor symptoms.
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Pollutants
PM2.5
6.6 µg/m³
PM10
10.4 µg/m³
NO₂
14.9 µg/m³
O₃
60 µg/m³
SO₂
2.1 µg/m³
CO
171 µg/m³
Pollen
Birch
0
Low