| Station | Moyenne horaire (µg/m3) | à | Maximum journalier (µg/m3) | à |
|---|---|---|---|---|
| Arts-Loi | 54,0 | 19h | 59,0 | 17h |
| Sainte-Catherine | 16,0 | 19h | 49,0 | 9h |
| Parlement européen | 19,0 | 19h | 53,0 | 9h |
| Belliard | 49,0 | 19h | 61,0 | 16h |
| Berchem-Sainte-Agathe | 12,0 | 19h | 45,0 | 8h |
| Forest (Electrabel) | 26,0 | 16h | 49,0 | 9h |
| Neder-Over-Heembeek | 12,0 | 19h | 56,0 | 8h |
| Avant-port (Haren) | 23,0 | 19h | 57,0 | 7h |
| Molenbeek-Saint-Jean | 40,0 | 19h | 54,0 | 8h |
| Ixelles | 18,0 | 19h | 48,0 | 8h |
| Uccle | 10,0 | 19h | 38,0 | 9h |
| Woluwe-Saint-Lambert | 27,0 | 19h | 57,0 | 8h |
Le trait rose indique la concentration horaire maximale pour la journée.