previous 14 days
O3 concentrations per day (µg/m3), 16/11/2025 - 29/11/2025
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

Codecity16/1117/1118/1119/1120/1121/1122/1123/1124/1125/1126/1127/1128/1129/11
41B011 Sint-Agatha-Berchem 44 66 46 51 64 51 55 65 55 29 33 41 36 61
41MEU1 Neder-Over-Heembeek 52 69 48 54 69 54 54 64 48 39 45 39 37 53
41N043 Voorhaven (Haren) 47 65 42 50 67 47 47 59 44 34 39 35 34 48
41R001 Sint-Jans-Molenbeek 42 60 41 40 58 46 50 62 44 23 29 35 32 49
41R012 Ukkel 51 68 49 55 67 50 58 68 53 37 35 51 40 59
42N016 Dessel 50 68 47 58 54 42 48 61 51 44 44 42 38 50
42N027 Bree 47 71 60 54 62 44 54 67 52 52 43 47 44 63
42N035 Aarschot 50 66 57 59 65 44 51 67 55 42 42 50 43 61
42N040 Sint-Pieters-Leeuw 52 70 48 62 71 60 57 67 56 43 38 NA NA NA
42N046 Gellik 56 69 60 58 52 43 50 65 48 54 47 44 40 64
42N047 Hasselt 55 68 57 56 54 42 NA 47 46 52 46 47 42 66
42R801 Borgerhout 45 67 44 56 65 46 45 64 50 36 37 36 35 49
42R811 Schoten 46 70 47 55 55 50 49 68 53 36 40 40 36 54
42R842 Mechelen (Hendrik Speecqvest) 46 64 47 56 75 54 52 66 55 39 35 40 35 56
44M705 Roeselare (Haven) 40 72 55 77 76 63 NA 57 58 71 56 48 50 65
44N012 Moerkerke 43 77 60 74 75 63 45 61 56 73 63 49 50 63
44N029 Houtem (Veurne) 68 76 62 80 74 77 52 52 61 73 68 56 60 63
44R701 Gent (Baudelopark) 53 69 50 58 69 62 46 64 48 49 41 47 42 59
44R710 Destelbergen 48 76 56 64 64 57 47 64 49 51 31 49 45 59
43N060 Havinnes 48 77 45 76 77 64 49 62 55 66 44 38 34 63
43N064 Rixensart 55 73 49 59 69 61 59 70 47 46 52 51 42 61
43N066 Eupen 52 66 58 51 54 NA NA NA 50 42 33 44 41 54
43N070 Mons 47 66 44 50 61 44 46 53 33 33 32 33 32 45
43N073 Vezin 50 68 57 57 60 44 52 66 62 51 39 48 42 59
43N085 Vielsalm 53 65 52 45 60 51 54 45 47 48 42 41 35 48
43N093 Sinsin 59 70 62 62 67 45 56 70 60 60 43 50 43 68
43N100 Dourbes 53 71 61 60 68 56 53 62 57 60 40 51 46 64
43N113 Saint-Ode 70 62 65 61 70 54 55 58 62 56 48 54 44 61
43N121 Offagne 30 52 48 37 36 31 41 51 40 41 28 32 28 40
43N132 Habay-La-Neuve 63 61 57 NA NA 55 46 47 56 53 46 46 37 48
43R221 Herstal 43 59 46 48 53 38 4 NA 49 44 40 41 37 53
43R222 Liège (ISSeP) 51 61 50 49 54 37 56 67 47 NA 38 46 44 58
43R240 Engis 37 61 39 44 47 29 47 64 46 41 36 38 35 48
43R401 Namur 52 64 55 59 65 52 43 63 66 49 34 44 40 63
45R502 Lodelinsart 51 62 37 48 60 44 48 60 43 43 36 39 34 46
 
Interpolated spatial average in :
Brussels4666454865475365503034433854
Flanders4873546165535064544946484358
Wallonia4866535160474961524539454053
Belgium4869535663504963534742464156
 
% 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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