Air quality in Oporto
29
Fair
Air Quality Index
Air quality is acceptable. Extremely sensitive people may experience minor symptoms.
▲
Pollutants
PM2.5
26.4 µg/m³
PM10
31.5 µg/m³
NO₂
29 µg/m³
O₃
49 µg/m³
SO₂
3.2 µg/m³
CO
217 µg/m³
Pollen
Birch
1
Low
Grass
0
Low