previous 14 days
O3 concentrations per day (µg/m3), 09/03/2025 - 22/03/2025
next 14 days


- Click on the figures in the table cells to get an evolution graph of daily concentrations
- Click on the date to get an interpolation map
- "NA" means no or not enough data were available

Codecity09/0310/0311/0312/0313/0314/0315/0316/0317/0318/0319/0320/0321/0322/03
41B011 Sint-Agatha-Berchem 115 91 81 69 64 79 73 85 78 80 95 104 86 92
41MEU1 Neder-Over-Heembeek 114 87 80 72 63 78 70 83 75 75 93 93 85 94
41N043 Voorhaven (Haren) 106 60 76 61 61 75 71 84 73 73 82 85 76 84
41R001 Sint-Jans-Molenbeek 100 60 63 55 52 67 62 75 69 69 88 86 81 85
41R012 Ukkel 104 72 80 67 65 77 70 85 76 76 94 94 86 89
42N016 Dessel 123 74 NA NA NA 74 73 88 81 81 95 110 99 96
42N027 Bree 119 38 NA NA NA NA 63 88 78 84 55 NA 91 98
42N035 Aarschot NA 71 NA NA NA NA NA NA NA 86 101 104 97 100
42N046 Gellik 113 44 NA NA NA 78 68 87 79 77 98 101 98 95
42N047 Hasselt 127 20 NA NA NA NA 72 88 80 83 102 102 100 100
42R801 Borgerhout NA NA NA 69 65 77 71 86 74 77 42 NA 83 91
42R811 Schoten 119 112 86 81 64 74 74 86 82 84 99 105 96 98
42R842 Mechelen (Hendrik Speecqvest) 109 76 70 60 67 71 65 79 77 73 91 87 86 90
44M705 Roeselare (Haven) 107 86 85 75 73 79 70 80 53 NA NA NA 68 81
44N012 Moerkerke 108 102 87 75 72 80 67 84 66 NA NA NA 71 69
44N029 Houtem (Veurne) 108 85 96 76 83 89 73 88 81 73 89 97 74 73
44R701 Gent (Baudelopark) 112 106 87 76 59 69 72 85 52 NA NA NA 86 90
44R710 Destelbergen 118 110 90 80 68 83 73 88 62 NA NA NA 89 89
43N060 Havinnes 101 55 NA NA NA 73 NA NA NA 78 87 91 75 85
43N064 Rixensart 109 55 NA NA NA 85 76 53 NA NA 102 104 93 101
43N066 Eupen 113 104 66 74 75 73 63 78 80 85 96 90 93 92
43N070 Mons 103 29 NA NA NA 83 55 NA NA NA 86 86 77 84
43N073 Vezin 109 79 65 73 77 78 69 82 46 NA NA NA 84 89
43N085 Vielsalm 109 104 69 74 77 72 74 87 87 71 99 92 98 99
43N093 Sinsin 107 95 70 76 79 76 68 79 61 NA NA NA 92 99
43N100 Dourbes 106 62 NA NA NA NA NA NA NA NA 100 93 92 101
43N113 Saint-Ode 107 96 69 77 77 68 75 87 62 NA NA NA 86 95
43N121 Offagne 107 88 66 74 73 68 63 88 81 NA NA NA 88 94
43N132 Habay-La-Neuve 108 85 93 77 66 61 74 88 70 NA NA NA 76 91
43R221 Herstal NA 79 63 70 71 77 60 79 79 85 91 92 90 93
43R222 Liège (ISSeP) 111 77 61 70 72 78 64 81 79 87 97 92 93 95
43R240 Engis NA NA NA NA NA NA NA NA 85 92 NA NA 91 92
43R401 Namur 94 67 61 69 67 70 65 77 19 NA NA NA 90 96
45R502 Lodelinsart 104 30 NA NA NA 76 67 NA NA NA 94 86 85 94
 
Interpolated spatial average in :
Brussels10566756462777083757790938687
Flanders113928378738373878181941008889
Wallonia10786707473756984848898948993
Belgium10989767673787185838597968991
 
% of the population exposed to O3 concentrations > 180 μg/m³ in:
Brussels0%0%0%0%0%0%0%0%0%0%0%0%0%0%
Flanders0%0%0%0%0%0%0%0%0%0%0%0%0%0%
Wallonia0%0%0%0%0%0%0%0%0%0%0%0%0%0%
Belgium0%0%0%0%0%0%0%0%0%0%0%0%0%0%
 
% of the population exposed to O3 concentrations > 240 μg/m³ in:
Brussels0%0%0%0%0%0%0%0%0%0%0%0%0%0%
Flanders0%0%0%0%0%0%0%0%0%0%0%0%0%0%
Wallonia0%0%0%0%0%0%0%0%0%0%0%0%0%0%
Belgium0%0%0%0%0%0%0%0%0%0%0%0%0%0%

Color legend:Kleurlegende

These data are not validated : they should not be used for any study whatsoever
The use or publication of the data is allowed only when the source (www.irceline.be) is acknowledged

© IRCEL - CELINE