| code | city | 10/02 | 11/02 | 12/02 | 13/02 | 14/02 | 15/02 | 16/02 | 17/02 | 18/02 | 19/02 | 20/02 | 21/02 | 22/02 | 23/02 | |
| 41B011 | Sint-Agatha-Berchem | 13 | 12 | 11 | 10 | 13 | 14 | 8 | 11 | 9 | NA | 7 | 8 | NA | NA | |
| 41N043 | Voorhaven (Haren) | 18 | 21 | 19 | NA | 19 | 19 | 10 | 15 | 18 | 16 | 18 | 20 | 13 | 10 | |
| 41R001 | Sint-Jans-Molenbeek | 15 | 16 | 13 | 10 | 13 | 14 | 7 | 11 | 10 | 12 | 14 | 14 | 13 | 8 | |
| 41R012 | Ukkel | 12 | 13 | 10 | NA | 11 | 12 | NA | NA | 9 | 8 | 9 | 11 | 9 | NA | |
| 41WOL1 | Sint-Lambrechts-Woluwe | NA | NA | NA | NA | 10 | 9 | 4 | NA | 7 | NA | 6 | NA | NA | 5 | |
| 40AL02 | Doel (Engelsesteenweg) | 17 | 16 | 16 | 13 | 19 | 20 | 9 | 16 | 14 | 13 | 12 | 16 | 14 | 12 | |
| 40AL03 | Verrebroek | 18 | 19 | 18 | 12 | 17 | 17 | 9 | 17 | 15 | 14 | 14 | 19 | 14 | 12 | |
| 40AL04 | Kallo (Liefkenshoektunnel) | 20 | 21 | 19 | 13 | 17 | 14 | 9 | 16 | 15 | 15 | 12 | 18 | 12 | 11 | |
| 40AL05 | Kallo (sluis Kallo) | 20 | 24 | 24 | 12 | 18 | 16 | 8 | 16 | 15 | 14 | 12 | 19 | 14 | 11 | |
| 40GK11 | Genk (Fabrylaan) | 21 | 25 | 27 | 11 | 15 | 17 | 10 | 19 | 26 | 22 | 13 | 25 | 19 | NA | |
| 40HB23 | Hoboken | 18 | 18 | 20 | 13 | 17 | 20 | 11 | 18 | 16 | 15 | 16 | 18 | 15 | 11 | |
| 40HH08 | Houthalen-Helchteren | 13 | 15 | 15 | 13 | 16 | 17 | 9 | 14 | 12 | 11 | 12 | 14 | 12 | 9 | |
| 40MN01 | Menen | 18 | 19 | 19 | 14 | 25 | 19 | 10 | 17 | 13 | 14 | 16 | 18 | 15 | 11 | |
| 40OB01 | Oostrozebeke | 21 | 20 | NA | 16 | 23 | NA | 12 | 26 | 24 | 15 | NA | NA | 23 | 16 | |
| 40OB02 | Wielsbeke | NA | 20 | NA | NA | NA | NA | 10 | NA | NA | NA | NA | NA | NA | NA | |
| 40RL01 | Roeselare (Brugsesteenweg) | 17 | 17 | NA | NA | NA | NA | 9 | NA | NA | NA | NA | NA | NA | NA | |
| 40SA04 | Hoevenen | 18 | 19 | 18 | 13 | 15 | 17 | 8 | 16 | 15 | 14 | 12 | 18 | 14 | 13 | |
| 40SZ01 | Steenokkerzeel | NA | 15 | 13 | 10 | 13 | 13 | 7 | 10 | 11 | 11 | 11 | 13 | 12 | 8 | |
| 42M802 | Antwerpen (Luchtbal) | 18 | 32 | 23 | 13 | 17 | 16 | 8 | 17 | 14 | 16 | 13 | 17 | 14 | 11 | |
| 42N016 | Dessel | 16 | 17 | 16 | 11 | 15 | 16 | 9 | 14 | 14 | 13 | 11 | 15 | 13 | 10 | |
| 42N035 | Aarschot | 14 | 16 | 14 | 11 | 13 | 14 | 8 | 11 | 11 | 11 | 11 | 14 | 11 | 9 | |
| 42N047 | Hasselt | 15 | 18 | 18 | 11 | 15 | 15 | 8 | 11 | 12 | 14 | 13 | 16 | 12 | 9 | |
| 42N054 | Walshoutem | 13 | 15 | 12 | 10 | 12 | 15 | 8 | 10 | 11 | 10 | 10 | 13 | 11 | 7 | |
| 42R020 | Vilvoorde | 17 | 21 | 18 | 13 | 18 | 18 | 8 | 14 | 13 | 15 | 14 | 16 | 13 | 9 | |
| 42R801 | Borgerhout | 21 | 24 | 21 | 14 | 19 | 19 | 9 | 18 | 17 | 17 | 14 | 20 | 17 | 12 | |
| 42R802 | Borgerhout (straatkant) | 21 | 24 | 22 | 14 | 19 | 19 | 10 | 19 | 18 | 16 | 14 | 21 | 16 | 11 | |
| 42R803 | Antwerpen (Park Spoor Noord) | 20 | 20 | 21 | 13 | 19 | 18 | 9 | 20 | 17 | 15 | 14 | 20 | 16 | 11 | |
| 42R804 | Borgerhout (Ring) | 18 | 19 | 19 | 14 | 17 | 16 | 9 | 16 | 14 | 16 | 14 | 17 | 15 | 11 | |
| 42R805 | Antwerpen (Belgiëlei) | 21 | 24 | 21 | 15 | 20 | 18 | 9 | 20 | 18 | 18 | 16 | 21 | 19 | 11 | |
| 42R811 | Schoten | 17 | 19 | NA | 14 | 15 | 18 | 9 | 17 | 14 | 14 | 13 | 18 | 14 | 12 | |
| 42R817 | Antwerpen (Groenenborgerlaan) | 16 | 17 | 16 | 12 | 14 | 16 | 8 | 14 | 13 | 14 | 12 | 15 | 13 | 10 | |
| 42R818 | Antwerpen (Burchtse Weel) | 16 | 18 | 23 | 12 | 15 | 15 | 9 | 15 | 13 | 14 | 16 | 17 | 14 | 11 | |
| 42R823 | Beveren-Waas | 15 | 16 | 15 | 11 | 14 | 15 | 8 | 14 | 12 | 13 | 11 | 15 | 12 | 11 | |
| 42R831 | Berendrecht | NA | 15 | 15 | 12 | 14 | 15 | 8 | 15 | 13 | 13 | 12 | 16 | 13 | 12 | |
| 42R834 | Boom | 14 | 16 | 15 | 11 | 13 | 15 | 7 | 12 | 11 | 12 | 11 | 14 | 13 | 9 | |
| 44M705 | Roeselare (Haven) | 18 | 23 | 22 | 11 | 17 | 16 | 8 | 15 | 13 | 17 | 10 | 15 | 14 | 10 | |
| 44N012 | Moerkerke | 16 | 15 | 15 | 11 | 14 | 15 | 8 | 16 | 14 | 12 | 10 | 15 | 14 | 11 | |
| 44N029 | Houtem (Veurne) | 14 | 14 | 14 | 12 | 14 | 13 | 7 | 16 | 14 | 11 | 9 | 15 | 16 | 11 | |
| 44N052 | Zwevegem | 18 | 19 | 18 | 11 | 17 | 17 | 8 | 16 | 13 | 13 | 11 | 17 | 14 | 11 | |
| 44R701 | Gent (Baudelopark) | 19 | 19 | 19 | 14 | 20 | 19 | 9 | 18 | 16 | 13 | 12 | 18 | 15 | 11 | |
| 44R702 | Gent (Gustaaf Callierlaan) | 16 | 18 | 19 | 13 | 18 | 18 | 8 | 17 | 14 | 15 | 12 | 17 | 14 | 12 | |
| 44R710 | Destelbergen | 17 | 17 | 17 | 12 | 16 | 16 | 8 | 16 | 13 | 14 | 11 | 16 | 14 | 11 | |
| 44R731 | Evergem | 16 | 17 | 17 | 13 | 17 | 18 | 8 | 16 | 14 | 13 | 11 | 16 | 14 | 11 | |
| 44R740 | Sint-Kruiswinkel | 19 | 19 | 20 | 13 | 20 | 19 | 9 | 21 | 16 | 16 | 13 | 20 | 15 | 12 | |
| 44R750 | Zelzate | 16 | 17 | 16 | 14 | 19 | 34 | 24 | 17 | 15 | 15 | 16 | 16 | 15 | 12 | |
| 43H201 | Saint-Nicolas (Liège) | 5 | 9 | NA | 4 | 8 | 8 | 2 | 3 | 5 | 5 | 4 | 8 | 5 | 2 | |
| 43M204 | Angleur | 6 | 9 | NA | 5 | 9 | 10 | 3 | 3 | 5 | 5 | 5 | 8 | 6 | 2 | |
| 43N060 | Havinnes | 1 | 3 | NA | 4 | 8 | 8 | 2 | 3 | 1 | 4 | 7 | 5 | 3 | 1 | |
| 43N063 | Corroy-Le-Grand | 2 | 3 | NA | 3 | 8 | 5 | 1 | 1 | 3 | 4 | 5 | 4 | 4 | 1 | |
| 43N067 | Membach | 3 | 5 | NA | 4 | 8 | 8 | 2 | 2 | 4 | 4 | 2 | 6 | 4 | 2 | |
| 43N070 | Mons | 9 | 12 | NA | 6 | 16 | 12 | 4 | 7 | 8 | 7 | 9 | 14 | 11 | 4 | |
| 43N073 | Vezin | 4 | 6 | NA | 3 | 6 | 7 | 2 | 2 | 3 | 3 | 3 | 5 | 4 | 1 | |
| 43N085 | Vielsalm | 2 | 4 | NA | 3 | 5 | 6 | 3 | 1 | 4 | 2 | 2 | 5 | 5 | 2 | |
| 43N093 | Sinsin | 1 | 1 | NA | 2 | 6 | 5 | 2 | 1 | 2 | 2 | 2 | 4 | 3 | 1 | |
| 43N100 | Dourbes | 4 | 3 | NA | 2 | 6 | 5 | 2 | 1 | 2 | 3 | 2 | 4 | 3 | 1 | |
| 43N113 | Saint-Ode | 0 | 0 | NA | 1 | 4 | 2 | 2 | 0 | 0 | 1 | 0 | 2 | 2 | 1 | |
| 43N121 | Offagne | 4 | 3 | NA | 3 | 9 | 10 | 4 | 1 | 5 | 5 | 5 | 8 | 8 | 3 | |
| 43N132 | Habay-La-Neuve | 2 | 1 | NA | 3 | 5 | 7 | 2 | 0 | 3 | 3 | 2 | 5 | 5 | 2 | |
| 43R221 | Herstal | 4 | 7 | NA | 4 | 10 | 7 | 2 | 3 | 5 | 5 | 3 | 8 | 5 | 2 | |
| 43R222 | Liège (ISSeP) | 8 | 13 | NA | 6 | 12 | 11 | 3 | 5 | 8 | 9 | 9 | 27 | 7 | 3 | |
| 43R223 | Jemeppe-sur-Meuse | 8 | 13 | NA | 6 | 13 | 11 | 4 | 6 | 8 | 7 | 6 | 13 | 8 | 3 | |
| 43R240 | Engis | 3 | 6 | NA | 7 | 8 | 14 | 13 | 6 | 4 | 4 | 10 | 7 | 6 | 2 | |
| 43R401 | Namur | 7 | 9 | NA | 7 | 14 | 12 | 3 | 6 | 7 | 7 | 7 | 10 | 6 | 3 | |
| 45R501 | Charleroi | 8 | 10 | NA | 9 | 14 | 11 | 4 | 5 | 6 | 9 | 10 | 10 | 8 | 4 | |
| 45R502 | Lodelinsart | 10 | 11 | NA | 6 | 13 | 17 | 4 | 4 | 8 | 7 | 8 | 10 | 9 | 4 | |
| 45R510 | Chatelineau | 4 | 5 | NA | 6 | 9 | 8 | 2 | 3 | 5 | 6 | 7 | 6 | 5 | 2 | |
| 45R511 | Marcinelle | 8 | 9 | NA | 8 | 12 | 13 | 4 | 5 | 8 | 8 | 11 | 10 | 11 | 4 | |
| 45R512 | Marchienne-Au-Pont | 9 | 11 | NA | 6 | 19 | 12 | 4 | 9 | 9 | 9 | 9 | 14 | 7 | 2 | |
| 48R215 | Hermalle | NA | 6 | 6 | 4 | 12 | 10 | 4 | 6 | 7 | 9 | 5 | 10 | 6 | 3 | |
| 48R235 | Bierset | NA | 9 | 10 | 6 | 8 | 12 | 4 | 3 | 8 | 6 | 8 | 11 | 8 | 2 | |
| spatial average monitoring sites in : | ||||||||||||||||
| Brussels | 15 | 16 | 13 | 10 | 13 | 14 | 7 | 12 | 11 | 12 | 11 | 13 | 12 | 8 | ||
| Flanders | 17 | 19 | 18 | 13 | 17 | 17 | 9 | 16 | 15 | 14 | 13 | 17 | 14 | 11 | ||
| Wallonia | 5 | 7 | 8 | 5 | 10 | 9 | 3 | 3 | 5 | 5 | 6 | 9 | 6 | 2 | ||
| Belgium | 13 | 14 | 17 | 9 | 14 | 14 | 7 | 11 | 11 | 11 | 10 | 14 | 11 | 7 | ||
| spatial average in : | ||||||||||||||||
| Brussels | 11 | 12 | 10 | 8 | 11 | 11 | 7 | 9 | 8 | 9 | 9 | 10 | 9 | 7 | ||
| Flanders | 12 | 13 | 12 | 9 | 12 | 13 | 7 | 11 | 10 | 9 | 8 | 12 | 10 | 8 | ||
| Wallonia | 5 | 5 | 4 | 4 | 6 | 6 | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 4 | ||
| Belgium | 8 | 8 | 8 | 6 | 9 | 9 | 5 | 7 | 7 | 7 | 6 | 8 | 7 | 6 | ||
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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