| code | city | 27/01 | 28/01 | 29/01 | 30/01 | 31/01 | 01/02 | 02/02 | 03/02 | 04/02 | 05/02 | 06/02 | 07/02 | 08/02 | 09/02 | |
| 41B011 | Sint-Agatha-Berchem | 14 | 7 | 13 | 11 | 7 | 4 | 1 | NA | 12 | 17 | 29 | 27 | 18 | 12 | |
| 41N043 | Voorhaven (Haren) | 14 | 12 | 21 | 21 | 13 | 17 | 14 | 21 | 13 | 25 | 47 | 42 | 22 | 12 | |
| 41R001 | Sint-Jans-Molenbeek | 9 | 8 | 15 | 10 | 6 | 12 | 12 | 15 | 12 | 20 | 30 | 25 | 17 | 10 | |
| 41R012 | Ukkel | 7 | NA | 11 | 8 | NA | NA | 12 | 12 | 9 | 14 | 23 | 21 | 16 | NA | |
| 41WOL1 | Sint-Lambrechts-Woluwe | 4 | NA | NA | 7 | 4 | 7 | NA | 11 | NA | 13 | 21 | 20 | 13 | 5 | |
| 40AL01 | Antwerpen-Linkeroever | 15 | NA | NA | NA | NA | 15 | NA | NA | NA | NA | NA | 35 | NA | NA | |
| 40AL02 | Doel (Engelsesteenweg) | 18 | 10 | 18 | 19 | 9 | 15 | 18 | 18 | 14 | 14 | 36 | 38 | 26 | 15 | |
| 40AL03 | Verrebroek | 16 | 10 | 19 | 15 | 11 | 16 | 18 | 20 | 16 | 16 | 37 | 35 | 22 | 14 | |
| 40AL04 | Kallo (Liefkenshoektunnel) | NA | 14 | 27 | 15 | 14 | 16 | 18 | 25 | 17 | 21 | 48 | 41 | 20 | 14 | |
| 40AL05 | Kallo (sluis Kallo) | 14 | 11 | 20 | 14 | 10 | 15 | 17 | 22 | 15 | 20 | 40 | 31 | 20 | 13 | |
| 40GK11 | Genk (Fabrylaan) | 11 | 13 | 24 | 12 | 11 | 19 | 22 | 25 | 18 | 24 | 35 | NA | 23 | 13 | |
| 40HB23 | Hoboken | 15 | 11 | 21 | 17 | 10 | 15 | 17 | 20 | 17 | 21 | 34 | 30 | 21 | 15 | |
| 40MN01 | Menen | 17 | 10 | NA | NA | 10 | 17 | 17 | 22 | 15 | NA | NA | 36 | NA | NA | |
| 40OB01 | Oostrozebeke | 18 | 16 | 22 | NA | 15 | 20 | 18 | NA | NA | NA | NA | 34 | NA | NA | |
| 40OB02 | Wielsbeke | 21 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | 31 | NA | NA | |
| 40SA04 | Hoevenen | 15 | 10 | 20 | 14 | 10 | 16 | 19 | 21 | 16 | 15 | 42 | 31 | 20 | 14 | |
| 40SZ01 | Steenokkerzeel | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | 31 | NA | NA | |
| 40SZ02 | Steenokkerzeel | 12 | 8 | NA | NA | NA | 15 | 16 | 20 | NA | NA | NA | NA | NA | NA | |
| 42HH08 | Houthalen-Helchteren | 14 | 8 | 15 | 15 | 7 | 12 | 14 | 15 | 12 | 22 | 42 | 42 | 26 | 12 | |
| 42M802 | Antwerpen (Luchtbal) | 14 | 11 | 20 | 15 | 10 | 14 | 17 | 25 | 16 | 24 | 44 | 35 | 21 | 13 | |
| 42N016 | Dessel | 12 | 10 | 17 | 11 | 8 | 14 | 17 | 19 | 14 | 20 | 26 | 30 | 22 | 13 | |
| 42N035 | Aarschot | NA | NA | NA | 10 | 7 | 12 | 14 | 15 | 13 | 19 | 31 | 29 | 20 | 11 | |
| 42N047 | Hasselt | 10 | 9 | 17 | 11 | 8 | 12 | 14 | 16 | 14 | 23 | 38 | 36 | 23 | 11 | |
| 42N054 | Walshoutem | 9 | 7 | 14 | 9 | 6 | 11 | 12 | 13 | 11 | 20 | 31 | 24 | 19 | 11 | |
| 42R020 | Vilvoorde | 13 | 9 | 18 | 14 | 9 | 14 | 15 | 18 | 15 | 22 | 36 | 33 | 21 | 13 | |
| 42R801 | Borgerhout | 16 | 12 | 21 | 22 | 12 | 21 | 21 | 23 | 19 | 26 | 40 | 37 | 25 | 15 | |
| 42R802 | Borgerhout (straatkant) | 15 | 12 | 23 | 22 | 13 | 18 | 19 | 23 | 18 | 28 | 46 | 42 | 29 | 16 | |
| 42R803 | Antwerpen (Park Spoor Noord) | 15 | 12 | 21 | 14 | 11 | 16 | 19 | 20 | 16 | 23 | 41 | 33 | 23 | 14 | |
| 42R804 | Borgerhout (Ring) | 16 | 11 | 20 | 14 | 10 | 16 | 18 | 22 | 19 | 25 | 45 | 37 | 23 | 13 | |
| 42R805 | Antwerpen (Belgiëlei) | 17 | 13 | 23 | 18 | 13 | 20 | 17 | 26 | 19 | 29 | 48 | 42 | 26 | 14 | |
| 42R811 | Schoten | 15 | 10 | NA | 15 | 10 | 15 | 19 | 20 | 15 | 18 | 43 | 33 | 23 | 13 | |
| 42R817 | Antwerpen (Groenenborgerlaan) | 13 | 8 | 17 | 12 | 7 | 14 | 16 | 18 | 15 | 19 | 31 | 30 | 20 | 13 | |
| 42R818 | Antwerpen (Burchtse Weel) | 13 | 9 | 17 | 14 | 9 | 15 | 16 | 21 | 16 | 19 | 32 | 28 | 20 | 13 | |
| 42R823 | Beveren-Waas | 12 | 8 | 16 | 11 | 8 | 14 | 17 | 18 | 15 | 17 | 35 | 33 | 20 | 12 | |
| 42R831 | Berendrecht | 13 | 9 | 16 | 12 | 9 | 13 | 16 | 17 | 16 | 13 | 30 | 28 | 18 | 13 | |
| 42R834 | Boom | 12 | 8 | 16 | 10 | 7 | 11 | 15 | 16 | 13 | 16 | 31 | 30 | 18 | 12 | |
| 44M705 | Roeselare (Haven) | 11 | 15 | 24 | 11 | 7 | 14 | 15 | 24 | 14 | 21 | 50 | 39 | 21 | 12 | |
| 44N012 | Moerkerke | 12 | 9 | 17 | 12 | 8 | 15 | 17 | 18 | 15 | 13 | 32 | 32 | 20 | 12 | |
| 44N029 | Houtem (Veurne) | 10 | 8 | 15 | 10 | 6 | 14 | 15 | 18 | 13 | 11 | NA | NA | 18 | 12 | |
| 44N052 | Zwevegem | 13 | 10 | 20 | 11 | 7 | 16 | 17 | 20 | 15 | 29 | 39 | 34 | 19 | 13 | |
| 44R701 | Gent (Baudelopark) | 14 | 11 | 21 | 16 | 9 | 17 | 18 | 22 | 17 | 26 | 56 | 39 | 20 | 14 | |
| 44R702 | Gent (Gustaaf Callierlaan) | 13 | 10 | 20 | 12 | 7 | 15 | 16 | 20 | 16 | 21 | 36 | 37 | 19 | 13 | |
| 44R710 | Destelbergen | 13 | 9 | 19 | 12 | 7 | 15 | 17 | 19 | 16 | 20 | 29 | 32 | 19 | 13 | |
| 44R731 | Evergem | 17 | 10 | 18 | 16 | 8 | 15 | 18 | 19 | 15 | 17 | 40 | 37 | 23 | 14 | |
| 44R740 | Sint-Kruiswinkel | 16 | 13 | 21 | 14 | 10 | 16 | 18 | 22 | 20 | 20 | 50 | 34 | 22 | 14 | |
| 44R750 | Zelzate | 21 | 11 | 17 | 21 | 12 | 16 | 18 | 19 | 16 | 18 | 40 | 31 | 25 | 37 | |
| 44RL01 | Roeselare (Brugsesteenweg) | 12 | 9 | 17 | 12 | 7 | 16 | 17 | 20 | 15 | 15 | 38 | 36 | 21 | 13 | |
| 43H201 | Saint-Nicolas (Liège) | 3 | 2 | 9 | 4 | 2 | 4 | 5 | 6 | 5 | 21 | 37 | 19 | 16 | 6 | |
| 43M204 | Angleur | 3 | 2 | 9 | 5 | 1 | 4 | 6 | 7 | 6 | 21 | 29 | 21 | 16 | 6 | |
| 43N060 | Havinnes | 8 | 1 | 6 | 6 | 1 | 3 | 4 | 5 | 2 | 13 | 38 | 25 | 14 | 6 | |
| 43N063 | Corroy-Le-Grand | 3 | 0 | 5 | 3 | 5 | 3 | 5 | 5 | 3 | 16 | 35 | 20 | 15 | 4 | |
| 43N067 | Membach | 3 | 1 | 6 | 3 | 0 | 3 | 4 | 4 | 6 | 18 | 25 | 15 | 17 | 4 | |
| 43N070 | Mons | 6 | 2 | 12 | 7 | 3 | 7 | 8 | 11 | 7 | 32 | 47 | 41 | 22 | 8 | |
| 43N073 | Vezin | 4 | 1 | 7 | 5 | 1 | 4 | 5 | 5 | 6 | 15 | 35 | 20 | 20 | 6 | |
| 43N085 | Vielsalm | 3 | 1 | 5 | 4 | 2 | 2 | 3 | 3 | 3 | 6 | 15 | 16 | 20 | 6 | |
| 43N093 | Sinsin | 2 | 0 | 4 | 3 | 0 | 1 | 3 | 2 | 3 | 12 | 21 | 17 | 14 | 4 | |
| 43N100 | Dourbes | 2 | 0 | 5 | 2 | 0 | 2 | 3 | 3 | 4 | 7 | 18 | 17 | 13 | 4 | |
| 43N113 | Saint-Ode | 1 | 0 | 1 | 2 | 0 | 0 | 1 | 1 | 1 | 7 | 22 | 19 | 18 | 4 | |
| 43N121 | Offagne | 4 | 0 | 6 | 5 | 1 | 2 | 3 | 3 | 5 | 13 | 31 | 23 | 24 | 9 | |
| 43N132 | Habay-La-Neuve | 4 | 0 | 3 | 4 | 0 | 1 | 2 | 1 | 1 | 7 | 19 | 25 | 28 | 6 | |
| 43R221 | Herstal | 3 | 2 | 10 | 5 | 2 | 4 | 5 | 7 | 5 | 21 | 38 | 25 | 17 | 7 | |
| 43R222 | Liège (ISSeP) | 4 | 3 | 14 | 6 | 4 | 5 | 7 | 10 | 7 | 26 | 40 | 26 | 19 | 8 | |
| 43R223 | Jemeppe-sur-Meuse | 4 | 4 | 12 | 7 | 3 | 6 | 8 | 9 | 7 | 28 | 45 | 27 | 21 | 8 | |
| 43R240 | Engis | 13 | 4 | 6 | 6 | 5 | 4 | 5 | 5 | 3 | 17 | 36 | 28 | 26 | 12 | |
| 43R401 | Namur | 6 | 2 | 9 | 8 | 4 | 5 | 6 | 9 | 7 | 22 | 43 | 48 | 20 | 7 | |
| 45R501 | Charleroi | 5 | 2 | 11 | 6 | 3 | 6 | 7 | 8 | 11 | 26 | 49 | 29 | 20 | 7 | |
| 45R502 | Lodelinsart | 5 | 3 | 14 | 7 | 4 | 6 | 7 | 8 | 7 | 25 | 46 | 25 | 18 | 7 | |
| 45R510 | Chatelineau | 4 | 1 | 7 | 4 | 2 | 4 | 5 | 5 | 6 | 19 | 41 | 24 | 16 | 5 | |
| 45R511 | Marcinelle | 4 | 2 | 10 | 6 | 3 | 6 | 11 | 14 | 12 | 28 | 42 | 25 | 19 | 7 | |
| 45R512 | Marchienne-Au-Pont | 5 | 4 | 14 | 7 | 4 | 5 | 6 | 8 | 7 | 31 | 53 | 36 | 19 | 7 | |
| spatial average monitoring sites in : | ||||||||||||||||
| Brussels | 10 | 9 | 15 | 11 | 8 | 10 | 10 | 15 | 12 | 18 | 30 | 27 | 17 | 10 | ||
| Flanders | 14 | 10 | 19 | 14 | 9 | 15 | 17 | 20 | 16 | 20 | 39 | 34 | 22 | 14 | ||
| Wallonia | 4 | 2 | 8 | 5 | 2 | 4 | 5 | 6 | 5 | 19 | 35 | 25 | 19 | 6 | ||
| Belgium | 10 | 7 | 15 | 11 | 7 | 11 | 12 | 15 | 12 | 19 | 37 | 30 | 20 | 11 | ||
| spatial average in : | ||||||||||||||||
| Brussels | 8 | 7 | 12 | 9 | 7 | 10 | 9 | 11 | 9 | 14 | 28 | 24 | 16 | NA | ||
| Flanders | 10 | 7 | 13 | 9 | 6 | 11 | 12 | 13 | 10 | 15 | 31 | 26 | 18 | NA | ||
| Wallonia | 5 | 4 | 5 | 4 | 4 | 5 | 5 | 5 | 4 | 11 | 25 | 19 | 16 | NA | ||
| Belgium | 7 | 5 | 9 | 6 | 5 | 7 | 8 | 9 | 7 | 13 | 28 | 22 | 17 | NA | ||
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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