Air Quality index, 17/05/2021 - 31/05/2021

	17/05	18/05	19/05	20/05	21/05	22/05	23/05	24/05	25/05	26/05	27/05	28/05	29/05	30/05	31/05
Conurbation
Brussels	4	5	4	4	4	4	5	5	4	4	4	5	6	6	6
Antwerp	4	4	4	4	4	4	5	4	4	4	4	4	5	5	6
Ghent	4	5	4	4	4	4	5	4	4	4	4	5	5	6	6
Liège	4	4	4	4	4	4	5	4	4	4	4	4	5	5	6
Charleroi	3	4	3	4	4	4	4	4	3	3	4	4	5	5	6
Area
Coast	4	5	5	4	5	4	5	5	4	4	5	4	5	5	6
West-Vlaanderen (south)	4	5	4	4	4	4	5	5	4	4	4	4	5	5	5
Ghent canal area	4	5	4	4	4	4	5	4	4	4	4	5	5	6	6
Oost-Vlaanderen (south)	4	5	4	4	4	4	5	5	4	4	4	5	6	6	6
Antwerp harbour area	4	5	5	5	5	4	5	4	4	5	4	5	6	6	6
Kempen - Vlaams-Brabant (east)	4	5	4	4	4	4	4	4	4	4	4	4	5	5	6
Limburg	4	5	4	5	4	4	5	5	4	5	4	4	5	5	6
Region
Brussels	4	5	4	4	4	4	5	5	4	4	4	5	6	6	6
Flanders	4	5	4	4	4	4	5	4	4	4	4	4	5	5	6
Wallonia	4	4	4	4	4	4	5	4	4	4	4	4	5	5	6
Country
Belgium	4	5	4	4	4	4	5	4	4	4	4	5	5	5	6

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