Current Air Quality index 05/12/2025, 9:00 update (local time)
| SUB-INDEX | INDEX | ||||
| O3 (ozone) | NO2 (nitrogen- dioxyde) | PM2.5 (particulate matter) | PM10 (particulate matter) | 1 2 3 4 5 6 7 8 9 10 | |
| Conurbation | |||||
|---|---|---|---|---|---|
| Brussels | 1 | 4 | 4 | 2 | |
| Antwerp | 1 | 6 | 4 | 2 | |
| Ghent | 1 | 5 | 4 | 2 | |
| Liège | 1 | 5 | 2 | 1 | |
| Charleroi | 2 | 4 | 2 | 1 | |
| Area | |||||
| Coast | 1 | 5 | 4 | 4 | |
| West-Vlaanderen (south) | 1 | 8 | 4 | 2 | |
| Ghent canal area | NA | 6 | 4 | 2 | |
| Oost-Vlaanderen (south) | 2 | 3 | NA | NA | |
| Antwerp harbour area | NA | 5 | NA | NA | |
| Kempen - Vlaams-Brabant (east) | 1 | 1 | 3 | 2 | |
| Limburg | 1 | 4 | 3 | 2 | |
| Wallonia : north zone | 1 | 4 | 4 | 3 | |
| Wallonia : south zone | 2 | 1 | 1 | 1 | |
| Region | |||||
| Brussels | 1 | 4 | 4 | 2 | |
| Flanders | 1 | 5 | 4 | 3 | |
| Wallonia | 1 | 3 | 3 | 2 | |
| Country | |||||
| Belgium | 1 | 4 | 4 | 2 | |
| 1 | exellent |
| 2 | very good |
| 3 | good |
| 4 | fairly good |
| 5 | moderate |
| 6 | poor |
| 7 | very poor |
| 8 | bad |
| 9 | very bad |
| 10 | horrible |