Air quality in Köln
19
Good
Air Quality Index
Air quality is satisfactory and poses little or no health risk.
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Pollutants
PM2.5
7.1 µg/m³
PM10
10.4 µg/m³
NO₂
14.2 µg/m³
O₃
48 µg/m³
SO₂
1.5 µg/m³
CO
183 µg/m³
Pollen
Grass
0
Low
Mugwort
1
Low
Ragweed
2
Low