previous 14 days
O3 concentrations per day (µg/m3), 08/02/2026 - 21/02/2026
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

Codecity08/0209/0210/0211/0212/0213/0214/0215/0216/0217/0218/0219/0220/0221/02
41B011 Sint-Agatha-Berchem 71 47 56 79 68 65 65 63 63 NA NA NA 72 77
41MEU1 Neder-Over-Heembeek 70 44 59 74 65 49 71 64 73 74 70 57 72 67
41N043 Voorhaven (Haren) 63 38 46 70 60 42 65 57 67 70 63 NA 66 66
41R001 Sint-Jans-Molenbeek 58 41 47 65 53 51 52 57 58 58 58 48 61 61
41R012 Ukkel 67 51 66 80 73 69 69 65 75 73 69 54 70 75
42N016 Dessel 42 41 52 66 64 50 71 59 68 75 68 59 62 65
42N027 Bree 47 37 57 78 62 48 64 64 72 82 68 63 70 76
42N035 Aarschot 54 50 62 76 66 48 70 62 73 76 62 54 71 76
42N040 Sint-Pieters-Leeuw 75 52 66 85 75 72 68 65 74 76 72 58 73 79
42N046 Gellik 50 51 61 85 68 40 60 62 73 73 62 54 67 78
42N047 Hasselt 45 48 64 82 66 48 64 60 72 77 65 54 70 77
42R801 Borgerhout 48 39 42 76 57 51 69 59 68 71 60 52 67 73
42R811 Schoten 59 38 54 47 60 51 73 62 65 78 71 58 73 81
42R842 Mechelen (Hendrik Speecqvest) 58 47 56 67 63 49 71 62 71 75 64 55 72 76
44M705 Roeselare (Haven) 70 50 76 76 73 52 82 65 72 79 66 52 79 80
44N012 Moerkerke 68 50 70 80 68 53 81 66 73 74 64 48 77 79
44N029 Houtem (Veurne) 56 50 66 81 69 69 83 69 72 78 68 53 77 76
44R701 Gent (Baudelopark) 20 47 59 69 64 50 76 66 72 73 41 52 72 76
44R710 Destelbergen 72 53 64 77 69 51 77 69 75 75 69 59 75 77
43N060 Havinnes 68 49 70 88 78 59 79 64 77 75 71 51 80 80
43N064 Rixensart 78 55 66 86 75 74 77 67 78 80 78 57 75 80
43N066 Eupen 77 53 64 69 65 61 54 55 63 65 67 53 59 65
43N070 Mons 67 43 54 68 66 55 71 62 61 67 72 51 65 69
43N073 Vezin 78 60 NA NA NA 66 69 62 74 76 76 59 71 77
43N085 Vielsalm 66 53 51 76 70 63 53 57 67 65 65 54 58 74
43N093 Sinsin 78 61 NA NA NA NA NA NA NA 76 76 60 68 78
43N100 Dourbes 58 NA 81 92 90 79 73 71 84 83 80 97 75 86
43N113 Saint-Ode 81 64 NA NA NA 77 58 62 82 78 79 62 72 84
43N121 Offagne 67 52 NA NA NA 41 45 54 60 53 68 45 48 62
43N132 Habay-La-Neuve 62 58 NA NA NA 80 55 NA NA NA 76 56 65 69
43R221 Herstal 44 45 58 64 67 55 54 59 65 69 72 58 64 73
43R222 Liège (ISSeP) 62 57 70 75 75 56 60 63 69 70 77 62 71 71
43R240 Engis 70 56 67 59 58 54 60 58 58 66 73 53 47 56
43R401 Namur 67 58 NA NA NA NA NA NA NA 77 70 56 74 77
45R502 Lodelinsart 72 55 60 71 60 59 63 61 65 65 68 48 55 68
 
Interpolated spatial average in :
Brussels6445567463526362686965536770
Flanders6050627867517465737869567375
Wallonia6858657874626161747274576572
Belgium6554647871576763737572566873
 
% 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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