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O3 concentrations per day (µg/m3), 08/06/2026 - 21/06/2026
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- 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

Codecity08/0609/0610/0611/0612/0613/0614/0615/0616/0617/0618/0619/0620/0621/06
41B011 Sint-Agatha-Berchem 85.5 64 71.5 63 46.5 78.5 73 78 106.5 71.5 118 121.5 94.5 114.5
41MEU1 Neder-Over-Heembeek 82 58 68 53.5 40.5 80.5 75.5 81.5 112 68.5 112.5 123.5 100 106.5
41N043 Voorhaven (Haren) 67.5 56.5 62 55.5 41 75 71 65 105 64 101.5 108.5 98.5 116.5
41R001 Sint-Jans-Molenbeek 83.5 58.5 66.5 55.5 40.5 70 67.5 68.5 99 67.5 101.5 115 93 118.5
41R012 Ukkel 82 62.5 69 60 44.5 78 72 74.5 106 67 106.5 111 101.5 120
42N016 Dessel 86.5 70 70 64.5 46 85 75 104 130.5 72 114.5 122 141 149.5
42N027 Bree 91 78.5 74.5 73.5 49 90 81.5 103 143 83 117 140.5 168.5 146
42N035 Aarschot 88 71.5 73 65.5 51 87.5 79 98.5 120 75 120 128.5 124.5 151
42N040 Sint-Pieters-Leeuw 90.5 67 71.5 63.5 46.5 78.5 72 82 108.5 71.5 114.5 117.5 95.5 111
42N046 Gellik 85 77 74 73.5 51 92.5 77.5 98 124 66.5 115.5 134 138 136.5
42N047 Hasselt 83.5 72 73.5 70.5 47 85.5 75 94 120 67.5 101.5 122 132.5 137.5
42R801 Borgerhout 95.5 68 70 63.5 46.5 83 74.5 90.5 107 67 150 137.5 110 128.5
42R811 Schoten 97 73.5 71 64.5 49.5 83 76.5 98.5 110.5 72.5 147.5 143.5 101 124.5
42R842 Mechelen (Hendrik Speecqvest) 89.5 63 63.5 55.5 45.5 81.5 73 83 102 62.5 127.5 122 106 116
44M705 Roeselare (Haven) 85 76.5 76.5 63.5 48 87 77 80 113.5 75 120.5 145.5 86.5 139.5
44N012 Moerkerke 80 77.5 79.5 66.5 49 85.5 74.5 82 102 73 71.5 131 48.5 112
44N029 Houtem (Veurne) 85 78 75.5 65 43 83 73.5 81 107 84.5 79 140 56 111.5
44R701 Gent (Baudelopark) 86.5 74.5 71 61.5 48.5 84 77 86 113 75.5 107 130.5 89.5 177.5
44R710 Destelbergen 86.5 76.5 73 65 50 84 75.5 85 110.5 78.5 106.5 127.5 96.5 179
43N060 Havinnes 80 64.5 63.5 56.5 41 73 66.5 76 90.5 78.5 108.5 151 151.5 89.5
43N064 Rixensart 88.5 70 77.5 65.5 45.5 82.5 77.5 85 109 64.5 102.5 112 99.5 118
43N066 Eupen 81.5 70.5 73 65 45 79.5 73.5 86.5 108 63 104 120.5 141.5 141
43N070 Mons 59 53.5 59.5 45.5 32.5 71.5 69.5 75.5 83.5 57.5 91 90.5 100.5 112
43N073 Vezin 77 66 68.5 60.5 43.5 81 76 86 104.5 62.5 97.5 113 144.5 112.5
43N085 Vielsalm 83 68 67 62.5 43.5 69.5 71 78 85.5 64.5 108.5 119 110.5 106
43N093 Sinsin 81 71 72.5 64.5 50 82.5 75 82 97 60.5 97.5 111 124 106
43N100 Dourbes 90 75 74 69 49 92 81.5 85.5 91.5 64.5 109.5 122 120.5 111
43N113 Saint-Ode 87.5 72.5 70.5 64 51.5 NA 76.5 74.5 86 65 95.5 NA NA NA
43N121 Offagne 86 68 65.5 57 34.5 89 71.5 73 75 54 107 98.5 112.5 102.5
43N132 Habay-La-Neuve 77.5 71.5 69.5 64 45 88 71.5 74 81 66.5 112 118.5 117.5 110
43R221 Herstal 83 73 76.5 69 47 86.5 83 86.5 116 73 100 116 139 134.5
43R222 Liège (ISSeP) 87 73 76 53.5 NA NA NA 78 NA 68 124.5 138 168.5 NA
43R240 Engis 75 63.5 68.5 60.5 32.5 79 72.5 76.5 94 59 89.5 110.5 126.5 107
43R401 Namur 82 70 73.5 65 47 84.5 74 87.5 103 59.5 100 115.5 135 108
45R502 Lodelinsart 70.5 55 62.5 56.5 36 74 68 78 89 54.5 90 115 102 107
 
Interpolated spatial average in :
Brussels83616959447772751056810611397114
Flanders857272654784758811073108130103130
Wallonia7868686243797279926299115116109
Belgium817070634581748310067103122110118
 
% 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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