| Station | Moyenne horaire (µg/m3) | à | Maximum journalier (µg/m3) | à | Max 8h (µg/m3) | à |
|---|---|---|---|---|---|---|
| Sainte-Catherine | 104,0 | 0h | 152,0 | 18h | 148,0 | 1h |
| Berchem-Sainte-Agathe | 114,0 | 0h | 168,0 | 18h | 155,0 | 1h |
| Neder-Over-Heembeek | 92,0 | 0h | 141,0 | 20h | 156,0 | 1h |
| Avant-port (Haren) | 96,0 | 0h | 156,0 | 18h | 160,0 | 1h |
| Molenbeek-Saint-Jean | 99,0 | 0h | 148,0 | 18h | 136,0 | 1h |
| Uccle | 101,0 | 23h | 157,0 | 18h | 167,0 | 1h |
| Woluwe-Saint-Lambert | 103,0 | 0h | 149,0 | 18h | 147,0 | 1h |
Le trait rose indique la concentration horaire maximale pour la journée.