previous 14 days
O3 concentrations per day (µg/m3), 08/05/2025 - 21/05/2025
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

Codecity08/0509/0510/0511/0512/0513/0514/0515/0516/0517/0518/0519/0520/0521/05
41B011 Sint-Agatha-Berchem 110 117 123 117 108 137 144 104 105 100 94 124 122 93
41MEU1 Neder-Over-Heembeek 106 112 119 110 105 132 140 102 105 97 92 118 114 93
41N043 Voorhaven (Haren) 106 111 117 110 96 130 132 101 106 99 90 119 112 93
41R001 Sint-Jans-Molenbeek 101 110 114 109 100 126 136 97 99 93 90 117 113 90
41R012 Ukkel 113 112 121 113 104 139 152 106 109 103 91 125 127 94
42N016 Dessel 104 108 119 117 115 136 123 106 104 97 93 111 105 NA
42N027 Bree 110 113 123 117 117 148 140 112 113 103 102 123 131 105
42N035 Aarschot 110 112 124 122 113 143 141 109 108 102 101 123 122 105
42N040 Sint-Pieters-Leeuw NA NA NA NA NA NA NA NA 101 96 97 122 124 87
42N046 Gellik 105 106 117 115 113 142 141 111 111 99 99 124 125 99
42N047 Hasselt 110 111 125 121 116 148 142 111 113 102 102 126 127 82
42R801 Borgerhout 104 110 121 119 113 147 132 107 101 95 97 118 113 93
42R811 Schoten 104 112 124 125 118 146 126 107 106 98 101 116 121 98
42R842 Mechelen (Hendrik Speecqvest) 98 110 124 119 107 132 130 102 100 93 98 117 110 93
44M705 Roeselare (Haven) 86 116 118 112 104 140 49 93 98 91 96 109 92 88
44N012 Moerkerke 88 115 124 119 128 136 102 103 102 97 98 102 98 92
44N029 Houtem (Veurne) 89 114 116 114 96 119 99 100 98 93 96 96 93 87
44R701 Gent (Baudelopark) 92 113 124 116 117 139 125 94 97 89 95 109 105 91
44R710 Destelbergen 92 112 122 113 117 138 131 96 99 89 91 110 104 92
43N060 Havinnes 96 106 112 103 87 125 141 92 95 91 93 116 113 87
43N064 Rixensart 112 114 122 119 110 140 156 109 112 106 102 128 132 102
43N066 Eupen 96 98 110 107 100 127 147 107 110 99 94 117 127 104
43N070 Mons 113 111 111 108 81 129 157 96 103 103 94 122 136 91
43N073 Vezin 105 107 114 118 103 133 154 103 112 101 94 117 129 103
43N085 Vielsalm 103 107 123 121 105 115 150 109 113 105 91 113 121 107
43N093 Sinsin 104 106 118 122 111 133 153 109 115 105 93 115 134 106
43N100 Dourbes 105 111 116 118 93 117 150 96 108 100 95 119 126 98
43N113 Saint-Ode 97 101 111 121 108 126 152 103 112 102 88 105 131 105
43N121 Offagne 100 108 113 119 93 106 141 105 110 99 97 109 130 102
43N132 Habay-La-Neuve 95 101 110 116 87 111 142 100 104 97 88 105 124 107
43R221 Herstal 95 97 110 112 100 136 147 108 115 101 96 126 131 111
43R222 Liège (ISSeP) 96 101 116 122 100 138 149 109 114 101 94 121 127 107
43R240 Engis 96 100 114 119 96 129 147 107 112 99 88 124 125 102
43R401 Namur 97 100 111 110 98 119 148 101 108 97 94 117 125 100
45R502 Lodelinsart 106 105 111 111 93 124 150 94 101 98 93 110 126 90
 
Interpolated spatial average in :
Brussels108113118112102135142103105989212111992
Flanders102114121116111138126106106979711611597
Wallonia103108114114981241471031099992114126100
Belgium103110117115104130138104108989411512199
 
% 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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