previous 14 days
O3 concentrations per day (µg/m3), 04/05/2025 - 17/05/2025
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

Codecity04/0505/0506/0507/0508/0509/0510/0511/0512/0513/0514/0515/0516/0517/05
41B011 Sint-Agatha-Berchem 87 73 97 94 110 117 123 117 108 137 144 104 105 100
41MEU1 Neder-Over-Heembeek 82 69 93 91 106 112 119 110 105 132 140 102 105 97
41N043 Voorhaven (Haren) 83 65 90 90 106 111 117 110 96 130 132 101 106 99
41R001 Sint-Jans-Molenbeek 81 68 89 85 101 110 114 109 100 126 136 97 99 93
41R012 Ukkel 89 76 100 94 113 112 121 113 104 139 152 106 109 103
42N016 Dessel 85 71 88 93 104 108 119 117 115 136 123 106 104 97
42N027 Bree 93 74 93 100 110 113 123 117 117 148 140 112 113 103
42N035 Aarschot 87 76 95 96 110 112 124 122 113 143 141 109 108 102
42N040 Sint-Pieters-Leeuw NA NA NA NA NA NA NA NA NA NA NA NA 101 96
42N046 Gellik 90 75 94 96 105 106 117 115 113 142 141 111 111 99
42N047 Hasselt 91 76 94 97 110 111 125 121 116 148 142 111 113 102
42R801 Borgerhout 89 69 92 91 104 110 121 119 113 147 132 107 101 95
42R811 Schoten 85 68 91 90 104 112 124 125 118 146 126 107 106 98
42R842 Mechelen (Hendrik Speecqvest) 84 65 88 86 98 110 124 119 107 132 130 102 100 93
44M705 Roeselare (Haven) 85 75 86 84 86 116 118 112 104 140 49 93 98 91
44N012 Moerkerke 85 72 91 90 88 115 124 119 128 136 102 103 102 97
44N029 Houtem (Veurne) 84 70 90 92 89 114 116 114 96 119 99 100 98 93
44R701 Gent (Baudelopark) 85 70 89 75 92 113 124 116 117 139 125 94 97 89
44R710 Destelbergen 83 69 91 75 92 112 122 113 117 138 131 96 99 89
43N060 Havinnes 79 69 91 74 96 106 112 103 87 125 141 92 95 91
43N064 Rixensart 89 81 102 98 112 114 122 119 110 140 156 109 112 106
43N066 Eupen 81 70 88 90 96 98 110 107 100 127 147 107 110 99
43N070 Mons 87 76 99 87 113 111 111 108 81 129 157 96 103 103
43N073 Vezin 86 73 95 96 105 107 114 118 103 133 154 103 112 101
43N085 Vielsalm NA 82 43 92 103 107 123 121 105 115 150 109 113 105
43N093 Sinsin 83 74 96 92 104 106 118 122 111 133 153 109 115 105
43N100 Dourbes 84 74 98 94 105 111 116 118 93 117 150 96 108 100
43N113 Saint-Ode 80 74 91 84 97 101 111 121 108 126 152 103 112 102
43N121 Offagne 84 69 91 79 100 108 113 119 93 106 141 105 110 99
43N132 Habay-La-Neuve 79 76 83 81 95 101 110 116 87 111 142 100 104 97
43R221 Herstal 83 70 90 90 95 97 110 112 100 136 147 108 115 101
43R222 Liège (ISSeP) 83 74 92 92 96 101 116 122 100 138 149 109 114 101
43R240 Engis 81 69 90 92 96 100 114 119 96 129 147 107 112 99
43R401 Namur 85 71 93 90 97 100 111 110 98 119 148 101 108 97
45R502 Lodelinsart 83 71 94 89 106 105 111 111 93 124 150 94 101 98
 
Interpolated spatial average in :
Brussels8572959110811311811210213514210310598
Flanders8774949210211412111611113812610610697
Wallonia837494901031081141149812414710310999
Belgium8574949110311011711510413013810410898
 
% 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
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