previous 14 days
O3 concentrations per day (µg/m3), 11/06/2025 - 24/06/2025
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
[O3]"ozone day" : day with at least one exeedance in Belgium of the EU threshold for information of the public (180 μg/m3)

Codecity11/0612/0613/06[O3]
14/0615/0616/0617/0618/0619/0620/0621/0622/0623/0624/06
41B011 Sint-Agatha-Berchem 131 135 163 124 99 107 119 131 120 128 136 111 89 67
41MEU1 Neder-Over-Heembeek 122 134 155 115 96 107 18 NA 121 131 140 113 93 65
41N043 Voorhaven (Haren) 126 130 160 119 100 110 124 133 120 131 139 111 94 64
41R001 Sint-Jans-Molenbeek 124 125 157 118 95 101 116 128 115 126 138 111 87 67
41R012 Ukkel 133 131 156 120 102 113 130 141 127 130 139 115 93 66
42N016 Dessel 119 142 176 NA NA 100 129 143 111 124 146 120 94 68
42N027 Bree 128 146 174 136 110 122 138 160 116 142 152 137 91 82
42N035 Aarschot 121 132 174 119 100 122 150 143 119 137 143 125 97 73
42N040 Sint-Pieters-Leeuw 132 131 158 118 99 110 128 134 127 132 142 113 92 69
42N046 Gellik 126 133 166 126 102 133 126 152 111 128 139 118 96 81
42N047 Hasselt 130 138 184 129 102 129 137 163 121 140 149 126 96 82
42R801 Borgerhout 118 131 162 117 96 94 136 108 121 124 146 123 97 70
42R811 Schoten 119 148 179 115 94 100 138 114 122 128 154 118 92 69
42R842 Mechelen (Hendrik Speecqvest) 120 130 162 119 92 102 117 127 113 134 139 110 88 65
44M705 Roeselare (Haven) 125 135 138 98 97 90 116 109 147 124 155 101 89 68
44N012 Moerkerke 129 140 118 103 92 83 110 91 137 133 151 105 92 69
44N029 Houtem (Veurne) 129 133 127 103 86 84 92 96 135 121 145 93 82 69
44R701 Gent (Baudelopark) 125 134 151 115 93 95 134 107 145 129 150 100 90 63
44R710 Destelbergen 124 130 180 113 94 94 131 107 139 126 145 101 90 66
43N060 Havinnes 117 117 147 NA NA NA NA NA 136 128 142 105 84 66
43N064 Rixensart 132 133 161 121 104 119 140 145 128 140 144 121 98 78
43N066 Eupen 130 130 138 124 87 126 142 134 108 127 125 122 95 77
43N070 Mons 119 105 172 101 87 105 129 133 123 123 125 102 77 63
43N073 Vezin 123 138 167 108 94 119 139 144 121 127 130 113 91 78
43N085 Vielsalm 108 136 142 123 70 96 119 126 113 107 130 117 80 76
43N093 Sinsin 117 143 136 117 89 111 129 137 118 116 130 119 91 85
43N100 Dourbes 115 129 128 107 90 107 111 135 123 119 130 124 83 80
43N113 Saint-Ode 117 135 134 122 74 102 123 128 110 108 144 116 86 85
43N121 Offagne 111 127 139 115 71 101 119 121 115 100 129 107 84 91
43N132 Habay-La-Neuve 115 132 149 108 61 87 NA 107 104 100 141 106 79 106
43R221 Herstal 126 123 156 122 92 128 138 138 108 126 129 116 100 78
43R222 Liège (ISSeP) 125 130 156 130 90 122 139 134 113 126 131 116 99 77
43R240 Engis 123 132 153 123 81 114 127 128 113 124 127 109 93 72
43R401 Namur 118 131 154 114 95 114 140 143 116 118 126 117 93 77
45R502 Lodelinsart 120 132 164 111 90 108 137 131 115 121 122 114 80 67
 
Interpolated spatial average in :
Brussels127130154118981091261321211281361129167
Flanders125137153112971031271221271301451119573
Wallonia119131145111811061261291161181311088879
Belgium122134149112881051261261211231371099176
 
% 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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