previous 14 days
O3 concentrations per day (µg/m3), 09/01/2025 - 22/01/2025
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

Codecity09/0110/0111/0112/0113/0114/0115/0116/0117/0118/0119/0120/0121/0122/01
41B011 Sint-Agatha-Berchem 56 46 28 9 62 34 12 24 16 23 27 18 24 32
41MEU1 Neder-Over-Heembeek 56 45 15 13 60 30 3 32 11 19 17 10 15 22
41N043 Voorhaven (Haren) 55 47 17 11 49 28 7 29 15 21 19 14 17 26
41R001 Sint-Jans-Molenbeek 48 38 23 9 46 25 10 22 17 20 23 18 18 29
41R012 Ukkel 58 44 29 8 54 33 10 27 16 22 21 19 21 37
42N016 Dessel 60 40 18 57 63 26 8 27 20 22 28 12 25 32
42N027 Bree 63 49 33 64 51 36 16 27 15 20 28 21 18 37
42N035 Aarschot 71 53 25 28 73 38 12 37 23 26 31 13 29 40
42N040 Sint-Pieters-Leeuw 59 47 38 18 66 38 15 38 18 29 30 21 27 43
42N046 Gellik 63 61 48 39 55 45 23 28 17 23 29 27 13 37
42N047 Hasselt 61 51 42 16 54 36 20 22 12 19 31 24 18 34
42R801 Borgerhout 55 38 8 66 47 26 10 23 23 14 20 11 17 9
42R811 Schoten 61 36 6 62 58 26 10 25 25 16 21 8 17 10
42R842 Mechelen (Hendrik Speecqvest) 58 44 15 9 60 28 13 28 21 18 21 16 18 13
44M705 Roeselare (Haven) 59 54 53 70 58 37 11 40 42 34 39 34 21 20
44N012 Moerkerke 72 61 53 76 66 39 16 28 40 29 38 23 22 19
44N029 Houtem (Veurne) 75 49 67 76 68 48 18 44 47 39 46 36 30 32
44R701 Gent (Baudelopark) 51 43 20 64 63 27 5 27 37 22 34 20 25 17
44R710 Destelbergen 53 46 22 65 68 29 2 34 37 26 34 20 26 21
43N060 Havinnes 55 42 28 28 50 31 2 30 30 29 21 22 20 26
43N064 Rixensart 61 53 31 18 66 40 13 34 15 22 23 21 24 30
43N066 Eupen 61 64 47 44 64 64 31 37 22 11 16 4 58 70
43N070 Mons 56 34 32 14 61 22 3 30 26 23 21 21 23 23
43N073 Vezin 66 52 49 45 61 34 13 39 7 27 25 15 33 48
43N085 Vielsalm 80 62 56 62 61 69 44 50 30 42 28 57 54 69
43N093 Sinsin 71 65 59 54 59 52 28 44 26 30 32 20 31 42
43N100 Dourbes 69 57 54 60 63 44 23 49 22 30 18 26 43 50
43N113 Saint-Ode 88 66 63 71 66 71 61 65 33 37 29 29 63 54
43N121 Offagne 81 59 57 69 67 58 55 62 29 31 24 21 51 42
43N132 Habay-La-Neuve 74 61 55 74 71 49 61 58 32 31 24 12 18 44
43R221 Herstal 52 51 45 30 38 31 16 27 2 10 11 5 33 45
43R222 Liège (ISSeP) 57 60 55 39 42 36 18 37 13 19 18 15 42 60
43R240 Engis 61 52 48 39 44 43 16 38 4 26 23 12 42 47
43R401 Namur 61 52 42 23 40 28 15 34 3 26 23 17 12 41
45R502 Lodelinsart 50 27 30 7 45 26 1 20 0 14 11 14 15 32
 
Interpolated spatial average in :
Brussels5546251253301027152222172030
Flanders6049325063361332282629222327
Wallonia6653474161452437222722203140
Belgium6351404562411935252725212834
 
% 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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