previous 14 days
O3 concentrations per day (µg/m3), 27/04/2026 - 10/05/2026
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

Codecity27/0428/0429/0430/0401/0502/0503/0504/0505/0506/0507/0508/0509/0510/05
41B011 Sint-Agatha-Berchem101108101.510311796.572.568.556.579.58695115.5101.5
41MEU1 Neder-Over-Heembeek107112105106121.599.56969.560.584.587.596115.5104
41N043 Voorhaven (Haren)101107.599.5102114.590.56867.557.577.57885.5112.5100.5
41R001 Sint-Jans-Molenbeek93105.5100101.5115.595776758.571.577.586108.596
41R012 Ukkel112117108107117.59973.57560.5838592.5119105.5
42N016 Dessel112114109.5118.512611256.5806566.563.5626266
42N027 Bree110111.5106.5112.5109111.567.581.562.573.59694.5120107
42N035 Aarschot113115110114124.5112.57382.5639889104.5121.5108
42N040 Sint-Pieters-Leeuw103.5111.5108108.5124.5101.582765978879411799.5
42N046 Gellik107113.5107.5112.512310671.57462.571.597.5100.5127.5109
42N047 Hasselt111.5115.5107113.51221056878587995.5104.5123109.5
42R801 Borgerhout108.5109.5108.5109118108.581.568.580.59389.599.5118110
42R811 Schoten110.5112113119.512711487.565.571.59389.598.5120108.5
42R842 Mechelen (Hendrik Speecqvest)98.5107105111.5120105.579.5696987.588.5100109.5101.5
44M705 Roeselare (Haven)99110.5109.5107.5127.5116.59289.597.597.583.5103.5132114.5
44N012 Moerkerke101106.5104113.51309983.598.5101.59989102124108
44N029 Houtem (Veurne)103100101.5114116.5110.578.599.5104.510180.5111.5113.5111.5
44R701 Gent (Baudelopark)99113.5110.5110127113.5NA79949995109.5127.5114.5
44R710 Destelbergen107.5114.5112114.512711491779997.591109.5131116.5
43N060 Havinnes 10210494.5106.5113.59677.58674.5909393.5108.5101
43N064 Rixensart117120113118.5124.510468.575.555.58299102128110.5
43N066 Eupen103114104107111.5105807642589195107107
43N070 Mons108.5116.5107117.5108.585.56276.55967.585.58811593
43N073 Vezin115112104115.5122996166.548.570.591.590116.5104
43N085 Vielsalm112.5114.5104.5107.511311283.569596374.583.5100.5103.5
43N093 Sinsin106114.5107115.5124103.573695672.58688111103.5
43N100 Dourbes119.5124.5116126130.5109.57881.5557790.596119.5109.5
43N113 Saint-Ode104.5117105.5113122.510782.586.575.56775.593104.598
43N121 Offagne88101.59610310788.5524416.55250747584.5
43N132 Habay-La-Neuve104.5116.5103.5106.5118.5100797271.56678.593.5102102
43R221 Herstal108.5112108.5110.5119.5103.5766243.568.597.596116109
43R222 Liège (ISSeP)109113108112.51211047667477191.596117.5110
43R240 Engis106111105.5112.5116.5966357335487.590.5117105
43R401 Namur108109.5100.510412098.562.56955.5759089112107
45R502 Lodelinsart107112.5105112.512194.551.562.555598787.5112.598
 
Interpolated spatial average in :
Brussels10511010510611896716558788391115102
Flanders1051101071121221087578758989101119108
Wallonia1041121041101169869695166818910599
Belgium104111105111119102717362768594111103
 
% 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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