previous 14 days
O3 concentrations per day (µg/m3), 22/12/2025 - 04/01/2026
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

Codecity22/1223/1224/1225/1226/1227/1228/1229/1230/1231/1201/0102/0103/0104/01
41B011 Sint-Agatha-Berchem17345652185268345959647167.560
41MEU1 Neder-Over-Heembeek1434575223546238664659.567.56455
41N043 Voorhaven (Haren)630555120526236594455.562.55749.5
41R001 Sint-Jans-Molenbeek83045431235482448345354.55039.5
41R012 Ukkel2536555022526149655059.568.56649
42N016 Dessel243957533057624363526268.55950
42N027 Bree3438574726565842605171.5726860.5
42N035 Aarschot27405852295962356056647165.553
42N040 Sint-Pieters-Leeuw2838534920516527615162.568.565.551
42N046 Gellik1840544330365532594966.5666558.5
42N047 Hasselt2438594628596128584668.5696555
42R801 Borgerhout1734565322506133575367.5696057
42R811 Schoten24386055295664276056706859.563
42R842 Mechelen (Hendrik Speecqvest)193355522148573557486667.56252
44M705 Roeselare (Haven)1832575420597243676472.573.568.566
44N012 Moerkerke1534575522546851696773.573.56766
44N029 Houtem (Veurne)2026535122526744696969.5746862.5
44R701 Gent (Baudelopark)1332565022516826565868.568.56561.5
44R710 Destelbergen153755562653712772617274.56754
43N060 Havinnes 173154511949663253416070.56258.5
43N064 Rixensart1743585028536446714969.5757161
43N066 Eupen4842554243576264514157.562.560.557.5
43N070 Mons19355650245364405525575855.547.5
43N073 Vezin243655412330534357546665.564.557.5
43N085 Vielsalm3037604641646667644960.564.564.562
43N093 Sinsin2840594739516176655769697167
43N100 Dourbes323960442540616973516468.569.563
43N113 Saint-Ode3340644746717173746468727470
43N121 Offagne202852373763566259324137.554.551
43N132 Habay-La-Neuve263762443867707476405770.56160.5
43R221 Herstal33853392120491444463.56258.555.5
43R222 Liège (ISSeP)134057422226609425667.564.56059.5
43R240 Engis535533920235014342544.5606049.5
43R401 Namur1829493815284633495666.560.563.557.5
45R502 Lodelinsart1330524117405337593754.557.551.546
 
Interpolated spatial average in :
Brussels1633544920455929584461646148
Flanders2137595328516433645572736660
Wallonia2337594632476149634562646459
Belgium2237594930496242634967686559
 
% 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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