previous 14 days
O3 concentrations per day (µg/m3), 23/07/2025 - 05/08/2025
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

Codecity23/0724/0725/0726/0727/0728/0729/0730/0731/0701/0802/0803/0804/0805/08
41B011 Sint-Agatha-Berchem 77 87 91 91 68 73 84 81 60 66 64 91 64 75
41MEU1 Neder-Over-Heembeek 79 87 92 95 68 75 81 84 63 68 68 88 62 75
41N043 Voorhaven (Haren) 77 86 95 96 70 77 81 86 64 68 70 90 60 77
41R001 Sint-Jans-Molenbeek 73 83 87 87 68 70 80 77 58 64 63 87 58 72
41R012 Ukkel 82 82 95 93 71 76 83 85 56 72 67 89 64 79
42N016 Dessel 73 66 80 95 63 57 80 77 67 64 59 91 69 73
42N027 Bree 92 94 94 109 73 72 91 93 78 72 69 96 82 82
42N035 Aarschot 54 80 79 60 72 74 72 90 71 69 69 93 71 78
42N040 Sint-Pieters-Leeuw 78 88 92 92 76 78 82 85 52 71 63 90 63 77
42N046 Gellik 93 86 104 102 78 70 80 100 78 74 67 88 74 83
42N047 Hasselt 90 93 97 107 78 71 78 101 81 73 69 91 77 82
42R801 Borgerhout 65 89 82 101 67 71 84 77 65 67 68 101 71 79
42R811 Schoten 79 87 89 95 59 73 85 80 70 66 69 101 72 78
42R842 Mechelen (Hendrik Speecqvest) 73 90 86 93 67 71 69 80 60 64 68 90 64 71
44M705 Roeselare (Haven) 78 82 92 85 79 86 77 79 61 68 67 95 58 82
44N012 Moerkerke 82 79 95 90 80 85 77 79 62 57 66 87 63 78
44N029 Houtem (Veurne) 84 76 94 74 74 85 72 81 57 65 69 80 50 73
44R701 Gent (Baudelopark) 74 82 90 89 70 74 77 73 68 63 64 94 62 74
44R710 Destelbergen 66 79 91 93 72 74 81 77 59 61 62 96 65 75
43N060 Havinnes 80 84 95 86 74 83 80 81 73 78 68 85 57 77
43N064 Rixensart 87 89 98 96 77 79 91 91 58 79 70 94 74 86
43N066 Eupen 73 73 98 98 71 67 73 92 64 79 61 76 59 78
43N070 Mons 85 76 88 77 75 76 60 76 54 74 52 69 53 66
43N073 Vezin 84 78 111 103 69 73 91 90 71 84 64 83 73 84
43N085 Vielsalm 55 56 88 90 64 61 71 71 61 72 54 68 65 74
43N093 Sinsin 78 80 114 99 78 74 89 88 76 88 64 84 72 89
43N100 Dourbes 76 60 100 87 63 73 81 77 73 83 50 82 69 78
43N113 Saint-Ode 74 76 111 95 74 73 84 77 70 80 66 77 78 89
43N121 Offagne 69 64 107 91 71 67 83 77 72 85 60 78 81 82
43N132 Habay-La-Neuve 74 67 107 92 69 68 86 85 78 83 59 77 70 84
43R221 Herstal 82 74 103 100 68 70 86 95 63 80 63 86 66 77
43R222 Liège (ISSeP) 81 65 110 103 73 70 77 95 63 82 56 88 67 82
43R240 Engis 78 56 98 94 61 66 82 89 55 76 60 75 61 79
43R401 Namur 82 77 105 100 65 70 88 86 73 83 60 83 73 84
45R502 Lodelinsart 80 66 97 79 64 69 67 75 51 77 49 71 59 69
 
Interpolated spatial average in :
Brussels7781939169758182596964886477
Flanders8186939372778085667067916780
Wallonia76691019068728082678058786781
Belgium7876979170748083667662846781
 
% 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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