Air Quality index, 13/09/2026 - 27/09/2026

	13/09	14/09	15/09	16/09	17/09	18/09	19/09	20/09	21/09	22/09	23/09	24/09	25/09	26/09	27/09
Conurbation
Brussels	3	2	5	3	3	4	4	3	4	3	4	4	4	4	4
Antwerp	4	2	5	4	3	4	4	4	4	4	5	4	5	4	5
Ghent	4	2	4	4	4	4	4	4	4	4	5	4	5	4	5
Liège	3	2	5	4	4	4	4	4	4	4	4	4	4	4	4
Charleroi	3	2	5	3	4	3	4	3	4	4	4	4	5	5	5
Area
Coast	4	2	4	4	3	4	4	4	5	4	4	4	5	5	5
West-Vlaanderen (south)	4	2	4	4	4	5	4	4	5	4	5	4	5	4	6
Ghent canal area	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Oost-Vlaanderen (south)	3	2	5	4	4	4	4	4	4	4	3	4	5	4	5
Antwerp harbour area	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Kempen - Vlaams-Brabant (east)	4	2	5	4	4	4	4	4	4	4	5	4	5	4	5
Limburg	3	2	5	4	4	4	4	4	4	4	5	4	5	4	5
Region
Brussels	3	2	5	3	3	4	4	3	4	3	4	4	4	4	4
Flanders	4	2	5	4	4	4	4	4	4	4	5	4	5	4	5
Wallonia	3	2	5	4	4	4	4	4	4	4	4	4	5	5	5
Country
Belgium	3	2	5	4	4	4	4	3	4	4	5	4	5	4	5

1	exellent
2	very good
3	good
4	fairly good
5	moderate
6	poor
7	very poor
8	bad
9	very bad
10	horrible