previous 14 days
O3 concentrations per day (µg/m3), 03/09/2025 - 16/09/2025
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

Codecity03/0904/0905/0906/0907/0908/0909/0910/0911/0912/0913/0914/0915/0916/09
41B011 Sint-Agatha-Berchem 62 65 73 81 101 75 83 79 59 61 66 70 73 68
41MEU1 Neder-Over-Heembeek 49 62 73 85 102 80 84 78 58 59 66 73 68 64
41N043 Voorhaven (Haren) 58 59 65 72 90 71 71 65 52 53 56 59 62 60
41R001 Sint-Jans-Molenbeek 60 58 68 75 93 72 67 67 52 54 61 65 65 57
41R012 Ukkel 62 60 77 76 97 81 80 75 60 63 67 68 74 63
42N016 Dessel 48 57 61 96 101 76 73 83 56 62 65 66 67 63
42N027 Bree 57 66 79 97 105 92 73 90 70 69 72 78 82 75
42N035 Aarschot 64 67 78 93 100 82 75 83 65 65 70 75 77 71
42N040 Sint-Pieters-Leeuw 65 66 76 80 101 84 84 78 60 64 64 69 71 66
42N046 Gellik 61 64 77 92 99 87 66 81 66 66 67 71 76 70
42N047 Hasselt 60 66 76 97 106 88 75 86 67 66 70 73 80 74
42R801 Borgerhout 38 64 67 87 96 77 78 75 57 67 68 73 70 68
42R811 Schoten 51 70 64 95 108 81 81 82 59 70 69 76 72 66
42R842 Mechelen (Hendrik Speecqvest) 61 64 69 89 98 67 81 77 60 62 69 70 71 63
44M705 Roeselare (Haven) 64 76 78 78 100 84 85 77 63 63 65 74 74 68
44N012 Moerkerke 58 74 72 79 101 81 77 72 63 62 67 75 78 70
44N029 Houtem (Veurne) 64 77 72 83 93 70 78 67 64 61 66 68 73 65
44R701 Gent (Baudelopark) 59 72 73 83 103 81 78 73 61 64 64 73 72 67
44R710 Destelbergen 56 71 77 82 104 80 77 75 62 66 63 72 73 69
43N060 Havinnes 58 72 78 76 94 85 91 76 63 70 71 69 81 74
43N064 Rixensart 63 65 81 86 105 84 87 83 65 70 72 75 79 73
43N066 Eupen 56 59 72 74 89 79 67 72 59 60 61 65 70 59
43N070 Mons 52 52 63 73 84 77 82 68 49 52 56 48 62 52
43N073 Vezin 65 70 78 81 103 88 83 79 66 68 65 65 74 62
43N085 Vielsalm 50 60 55 76 91 72 70 71 54 56 53 55 66 55
43N093 Sinsin 64 67 74 80 102 91 71 77 72 70 68 65 79 67
43N100 Dourbes 58 60 70 79 95 80 80 76 71 71 66 63 78 66
43N113 Saint-Ode 56 64 64 77 97 79 68 81 63 61 70 66 81 62
43N121 Offagne 66 67 65 81 96 78 71 74 60 56 58 58 79 66
43N132 Habay-La-Neuve 66 63 66 87 101 78 67 75 60 56 56 58 75 62
43R221 Herstal 53 63 79 83 98 88 51 73 66 64 65 69 76 65
43R222 Liège (ISSeP) 62 67 81 86 98 87 65 80 69 69 67 69 77 66
43R240 Engis 45 59 75 80 95 82 47 72 62 62 61 61 64 59
43R401 Namur 66 71 75 71 96 85 74 75 63 69 66 66 74 65
45R502 Lodelinsart 60 56 60 73 94 69 79 76 58 59 58 57 65 54
 
Interpolated spatial average in :
Brussels6059717795768074575963667063
Flanders59697887101837980656768737770
Wallonia5963697895817477626462627563
Belgium5966738297827678636564677666
 
% 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

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