Saturday 20/12/2025: 21u00 update (local time)
Hourly actual values, highest 1-hour average and highest 8-hour average today in microgrammes per cubic meter air (µg/m3)
For detailed information click on station code


Code Community Region

O3
1h

O3
max 1h

Max 1h
measured at

O3
max 8h

Max 8h
measured at

Last
update

44N029 Houtem (Veurne)Vl 7 35 01:00 41 01:00 21:00
44N012 MoerkerkeVl 11 38 01:00 40 01:00 21:00
44M705 Roeselare (Haven)Vl 6 39 14:00 27 01:00 21:00
44R701 Gent (Baudelopark)Vl 7 35 03:00 29 03:00 21:00
44R710 DestelbergenVl 12 31 14:00 24 01:00 21:00
42N040 Sint-Pieters-LeeuwVl 12 31 14:00 33 01:00 21:00
42R801 BorgerhoutVl 5 20 01:00 21 01:00 21:00
42R811 SchotenVl 9 29 16:00 21 19:00 21:00
42R842 Mechelen (Hendrik Speecqvest)Vl 12 17 15:00 23 01:00 21:00
42N035 AarschotVl 8 33 01:00 36 01:00 21:00
42N016 DesselVl 3 34 13:00 28 01:00 21:00
42N047 HasseltVl 2 37 14:00 23 18:00 21:00
42N027 BreeVl 1 35 15:00 36 01:00 21:00
42N046 GellikVl 3 31 15:00 20 17:00 21:00
41B011 Sint-Agatha-BerchemBxl 5 28 15:00 25 01:00 21:00
41MEU1 Neder-Over-HeembeekBxl 7 15 18:00 19 01:00 21:00
41R001 Sint-Jans-MolenbeekBxl 3 17 15:00 11 20:00 21:00
41R012 UkkelBxl 11 27 01:00 27 01:00 21:00
41N043 Voorhaven (Haren)Bxl   14 18:00 8 01:00 20:00
43N060 Havinnes Wal            
43N070 MonsWal 4 21 06:00 14 09:00 21:00
45R502 LodelinsartWal 0 10 14:00 5 17:00 21:00
43N064 RixensartWal 7 16 18:00 23 01:00 21:00
43R401 NamurWal 1 15 04:00 11 01:00 21:00
43N073 VezinWal 9 25 13:00 18 18:00 21:00
43R240 EngisWal 1 9 13:00 12 01:00 21:00
43R221 HerstalWal 1 11 03:00 12 01:00 21:00
43R222 Liège (ISSeP)Wal 4 15 10:00 13 11:00 21:00
43N066 EupenWal 27 38 12:00 33 14:00 21:00
43N100 DourbesWal 34 34 21:00 33 01:00 21:00
43N093 SinsinWal 16 24 16:00 24 01:00 21:00
43N085 VielsalmWal 23 30 14:00 29 01:00 21:00
43N113 Saint-OdeWal 38 58 01:00 56 01:00 21:00
43N121 OffagneWal 20 25 14:00 22 17:00 21:00
43N132 Habay-La-NeuveWal 19 35 08:00 37 01:00 21:00


These data are not validated : they should not be used for any study whatsoever
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