Air quality in Oporto
55
Moderate
Air Quality Index
Sensitive groups may experience health effects. The general public is not likely to be affected.
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Pollutants
PM2.5
18.1 µg/m³
PM10
32.1 µg/m³
NO₂
20.6 µg/m³
O₃
91 µg/m³
SO₂
2.9 µg/m³
CO
154 µg/m³
Pollen
Birch
0
Low
Grass
22
Medium
Olive
14
Medium