previous 14 days
O3 concentrations per day (µg/m3), 20/08/2025 - 02/09/2025
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

Codecity20/0821/0822/0823/0824/0825/0826/0827/0828/0829/0830/0831/0801/0902/09
41B011 Sint-Agatha-Berchem 94 90 84 87 91 116 114 84 84 69 69 52 78 62
41MEU1 Neder-Over-Heembeek 99 93 85 89 92 117 115 84 82 70 70 55 79 64
41N043 Voorhaven (Haren) 92 83 73 84 87 101 108 76 76 64 62 45 69 54
41R001 Sint-Jans-Molenbeek 92 86 77 81 84 102 108 81 77 68 68 56 74 56
41R012 Ukkel 100 93 87 90 94 111 117 85 86 73 70 60 78 62
42N016 Dessel 99 84 74 84 91 108 104 85 84 71 63 53 71 64
42N027 Bree 101 93 81 89 96 124 116 99 88 82 72 63 80 74
42N035 Aarschot 100 91 84 90 93 113 107 93 85 75 74 57 79 70
42N040 Sint-Pieters-Leeuw 102 96 86 88 97 121 115 85 84 72 70 64 78 62
42N046 Gellik 88 96 71 85 88 115 105 93 84 77 70 57 75 71
42N047 Hasselt 101 95 72 89 96 120 108 98 86 82 74 61 77 71
42R801 Borgerhout 100 91 84 88 105 113 110 84 40 NA NA NA 76 64
42R811 Schoten 96 86 84 85 101 89 113 87 90 73 75 62 80 67
42R842 Mechelen (Hendrik Speecqvest) 91 84 79 80 93 110 99 78 75 70 72 56 77 62
44M705 Roeselare (Haven) 85 81 88 83 97 122 111 80 87 75 71 72 77 59
44N012 Moerkerke 85 81 81 83 92 123 103 81 82 70 67 65 73 63
44N029 Houtem (Veurne) 82 79 86 81 95 114 107 77 78 76 63 72 68 55
44R701 Gent (Baudelopark) 91 78 84 82 102 120 112 81 84 67 69 66 79 64
44R710 Destelbergen 94 88 85 79 101 119 116 84 87 68 72 67 78 64
43N060 Havinnes 103 92 93 85 114 115 110 81 83 68 69 68 75 57
43N064 Rixensart 102 97 89 94 99 123 120 95 89 77 76 55 83 67
43N066 Eupen 97 91 70 78 97 109 90 NA 72 72 63 50 62 61
43N070 Mons 107 92 81 80 98 106 98 71 69 56 55 48 65 50
43N073 Vezin 107 99 78 94 98 111 103 94 85 78 74 56 75 68
43N085 Vielsalm 88 91 72 79 39 NA 99 87 64 75 58 56 60 61
43N093 Sinsin 103 100 80 92 108 109 104 98 79 80 75 58 76 68
43N100 Dourbes 95 94 76 85 101 105 125 94 82 68 72 51 69 62
43N113 Saint-Ode 96 99 78 82 89 104 105 84 73 75 62 54 66 63
43N121 Offagne 91 97 74 83 91 101 100 74 72 69 62 45 65 62
43N132 Habay-La-Neuve 81 99 76 82 91 111 99 83 67 73 61 53 66 62
43R221 Herstal 104 97 74 90 96 121 94 89 77 74 67 54 71 64
43R222 Liège (ISSeP) 103 96 77 90 98 112 98 86 80 76 70 57 75 67
43R240 Engis 97 92 72 89 89 109 93 86 74 73 65 53 67 63
43R401 Namur 94 92 75 88 93 103 98 91 81 68 70 52 71 62
45R502 Lodelinsart 89 88 72 86 89 114 90 76 68 66 67 50 69 55
 
Interpolated spatial average in :
Brussels969081859110810983816968547661
Flanders979085879811811188867471628167
Wallonia959678849611110184767366527164
Belgium969381859711410686807368567565
 
% 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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