previous 14 days
O3 concentrations per day (µg/m3), 24/08/2025 - 06/09/2025
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

Codecity24/0825/0826/0827/0828/0829/0830/0831/0801/0902/0903/0904/0905/0906/09
41B011 Sint-Agatha-Berchem 91 116 114 84 84 69 69 52 78 62 62 65 73 81
41MEU1 Neder-Over-Heembeek 92 117 115 84 82 70 70 55 79 64 49 62 73 85
41N043 Voorhaven (Haren) 87 101 108 76 76 64 62 45 69 54 58 59 65 72
41R001 Sint-Jans-Molenbeek 84 102 108 81 77 68 68 56 74 56 60 58 68 75
41R012 Ukkel 94 111 117 85 86 73 70 60 78 62 62 60 77 76
42N016 Dessel 91 108 104 85 84 71 63 53 71 64 48 57 61 96
42N027 Bree 96 124 116 99 88 82 72 63 80 74 57 66 79 97
42N035 Aarschot 93 113 107 93 85 75 74 57 79 70 64 67 78 93
42N040 Sint-Pieters-Leeuw 97 121 115 85 84 72 70 64 78 62 65 66 76 80
42N046 Gellik 88 115 105 93 84 77 70 57 75 71 61 64 77 92
42N047 Hasselt 96 120 108 98 86 82 74 61 77 71 60 66 76 97
42R801 Borgerhout 105 113 110 84 40 NA NA NA 76 64 38 64 67 87
42R811 Schoten 101 89 113 87 90 73 75 62 80 67 51 70 64 95
42R842 Mechelen (Hendrik Speecqvest) 93 110 99 78 75 70 72 56 77 62 61 64 69 89
44M705 Roeselare (Haven) 97 122 111 80 87 75 71 72 77 59 64 76 78 78
44N012 Moerkerke 92 123 103 81 82 70 67 65 73 63 58 74 72 79
44N029 Houtem (Veurne) 95 114 107 77 78 76 63 72 68 55 64 77 72 83
44R701 Gent (Baudelopark) 102 120 112 81 84 67 69 66 79 64 59 72 73 83
44R710 Destelbergen 101 119 116 84 87 68 72 67 78 64 56 71 77 82
43N060 Havinnes 114 115 110 81 83 68 69 68 75 57 58 72 78 76
43N064 Rixensart 99 123 120 95 89 77 76 55 83 67 63 65 81 86
43N066 Eupen 97 109 90 NA 72 72 63 50 62 61 56 59 72 74
43N070 Mons 98 106 98 71 69 56 55 48 65 50 52 52 63 73
43N073 Vezin 98 111 103 94 85 78 74 56 75 68 65 70 78 81
43N085 Vielsalm 39 NA 99 87 64 75 58 56 60 61 50 60 55 76
43N093 Sinsin 108 109 104 98 79 80 75 58 76 68 64 67 74 80
43N100 Dourbes 101 105 125 94 82 68 72 51 69 62 58 60 70 79
43N113 Saint-Ode 89 104 105 84 73 75 62 54 66 63 56 64 64 77
43N121 Offagne 91 101 100 74 72 69 62 45 65 62 66 67 65 81
43N132 Habay-La-Neuve 91 111 99 83 67 73 61 53 66 62 66 63 66 87
43R221 Herstal 96 121 94 89 77 74 67 54 71 64 53 63 79 83
43R222 Liège (ISSeP) 98 112 98 86 80 76 70 57 75 67 62 67 81 86
43R240 Engis 89 109 93 86 74 73 65 53 67 63 45 59 75 80
43R401 Namur 93 103 98 91 81 68 70 52 71 62 66 71 75 71
45R502 Lodelinsart 89 114 90 76 68 66 67 50 69 55 60 56 60 73
 
Interpolated spatial average in :
Brussels911081098381696854766160597177
Flanders981181118886747162816759697887
Wallonia961111018476736652716459636978
Belgium971141068680736856756559667382
 
% 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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