Luchtkwaliteitsindex, 15/08/2013 - 29/08/2013
| 15/08 | 16/08 | 17/08 | 18/08 | 19/08 | 20/08 | 21/08 | 22/08 | 23/08 | 24/08 | 25/08 | 26/08 | 27/08 | 28/08 | 29/08 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Agglomeratie | |||||||||||||||
| Brussel | 3 | 5 | 4 | 3 | 4 | 5 | 6 | 5 | 6 | 4 | 3 | 4 | 5 | 4 | 5 |
| Antwerpen | 3 | 4 | 4 | 3 | 4 | 4 | 6 | 5 | 6 | 4 | 4 | 5 | 5 | 5 | 5 |
| Gent | 3 | 4 | 4 | 4 | 4 | 4 | 6 | 5 | 7 | 5 | 4 | NA | NA | NA | NA |
| Luik | 4 | 6 | 4 | 4 | 4 | 4 | 6 | 6 | 6 | 5 | 4 | 4 | 5 | 4 | 6 |
| Charleroi | 4 | 5 | 4 | 3 | 3 | 4 | 5 | 6 | 6 | 5 | 3 | 4 | 5 | 5 | 5 |
| Regio | |||||||||||||||
| Kust | 2 | 4 | 4 | 4 | 4 | 4 | 5 | 4 | 7 | 5 | 3 | 4 | 4 | 5 | 5 |
| zuid West-Vlaanderen | 3 | 4 | 4 | 4 | 4 | 5 | 6 | 5 | 6 | 4 | 3 | 4 | 4 | 4 | 6 |
| Gentse Kanaalzone | 2 | 4 | 4 | 4 | 4 | 4 | 6 | 4 | 7 | 4 | 4 | 5 | 5 | 5 | 5 |
| zuid Oost-Vlaanderen | 3 | 5 | 4 | 3 | 4 | 5 | 6 | 3 | 7 | 4 | 3 | 5 | 5 | 5 | 5 |
| Antwerps Havengebied | 3 | 4 | 3 | 4 | 4 | 4 | 6 | 5 | 6 | 4 | 4 | 4 | 5 | 4 | 5 |
| Kempen - oost Vlaams-Brabant | 2 | 4 | 3 | 2 | 4 | 5 | 6 | 6 | 6 | 5 | 4 | 4 | 5 | 5 | 6 |
| Limburg | 3 | 6 | 4 | 4 | 4 | 4 | 6 | 7 | 7 | 3 | 4 | 4 | 5 | 5 | 6 |
| Gewest | |||||||||||||||
| Brussel | 3 | 5 | 4 | 3 | 4 | 5 | 6 | 5 | 6 | 4 | 3 | 4 | 5 | 4 | 5 |
| Vlaanderen | 2 | 4 | 4 | 3 | 4 | 4 | 6 | 4 | 6 | 4 | 4 | 4 | 5 | 5 | 5 |
| Wallonië | 4 | 6 | 4 | 3 | 4 | 5 | 6 | 6 | 6 | 5 | 4 | 3 | 5 | 5 | 6 |
| Land | |||||||||||||||
| België | 3 | 5 | 4 | 3 | 4 | 5 | 6 | 5 | 6 | 4 | 4 | 4 | 5 | 5 | 5 |
| 1 | uitstekend |
| 2 | zeer goed |
| 3 | goed |
| 4 | vrij goed |
| 5 | gewoon |
| 6 | middelmatig |
| 7 | ondermaats |
| 8 | slecht |
| 9 | zeer slecht |
| 10 | verschrikkelijk slecht |