| Station | Moyenne horaire (µg/m3) | à | Maximum journalier (µg/m3) | à | Max 8h (µg/m3) | à |
|---|---|---|---|---|---|---|
| Sainte-Catherine | 29,0 | 8h | 41,0 | 1h | 54,0 | 1h |
| Berchem-Sainte-Agathe | 24,0 | 8h | 32,0 | 2h | 52,0 | 1h |
| Neder-Over-Heembeek | 15,0 | 7h | 43,0 | 1h | 59,0 | 1h |
| Avant-port (Haren) | 28,0 | 8h | 53,0 | 1h | 64,0 | 1h |
| Molenbeek-Saint-Jean | 29,0 | 8h | 37,0 | 1h | 47,0 | 1h |
| Uccle | 33,0 | 8h | 48,0 | 1h | 56,0 | 1h |
| Woluwe-Saint-Lambert | 17,0 | 8h | 29,0 | 1h | 42,0 | 1h |
Le trait rose indique la concentration horaire maximale pour la journée.