Daily mean
mean NO2 concentrations (00h00 till 24h00 GMT), 20/07/2023 - 02/08/2023
info :
-click on the figures in the table cells to get an evolution graph of daily concentrations
| code | station | 20/07 | 21/07 | 22/07 | 23/07 | 24/07 | 25/07 | 26/07 | 27/07 | 28/07 | 29/07 | 30/07 | 31/07 | 01/08 | 02/08 |
| 41B001 | Brussel (Kunst-Wet) | 33 | 27 | 22 | 17 | 29 | 36 | 33 | 21 | 23 | 23 | 18 | 20 | 21 | 17 |
| 41B004 | Brussel (Sint-Katelijne) | 16 | 15 | 12 | 9 | 9 | 13 | 10 | 7 | 8 | 9 | 6 | 8 | 7 | 7 |
| 41B006 | Brussel (EU Parlement) | 16 | 16 | 10 | 7 | 10 | 13 | 11 | 7 | 8 | 8 | 5 | 6 | 7 | 5 |
| 41B008 | Brussel (Belliardstraat) | 13 | 12 | 8 | 6 | NA | 16 | 17 | 11 | 12 | 10 | 6 | 10 | 10 | 9 |
| 41B011 | Sint-Agatha-Berchem | 12 | 8 | 6 | 3 | 4 | 9 | 6 | 3 | 3 | 3 | 2 | 2 | 3 | 2 |
| 41BUL1 | Brussel (Zuidlaan) | 26 | 23 | 19 | 15 | 19 | 22 | 19 | 12 | 16 | 16 | 11 | 14 | 13 | 11 |
| 41CHA1 | Ganshoren (Keizer-Karel) | 34 | 20 | 12 | 4 | 13 | 25 | 12 | 6 | 8 | 7 | 5 | 5 | 10 | 5 |
| 41MEU1 | Neder-Over-Heembeek | 15 | 14 | 9 | 8 | 7 | 10 | 8 | 7 | 6 | 6 | 4 | 8 | 5 | 7 |
| 41N043 | Voorhaven (Haren) | 24 | 18 | 12 | 9 | 15 | 14 | 15 | 10 | 12 | 10 | 6 | 10 | 10 | 9 |
| 41R001 | Sint-Jans-Molenbeek | 20 | 15 | 11 | 7 | 11 | 16 | 12 | 8 | 8 | 8 | 5 | 6 | 8 | 6 |
| 41R002 | Elsene | 24 | 24 | 14 | 7 | 15 | 19 | 16 | 8 | 10 | 9 | 7 | 7 | 10 | 8 |
| 41R012 | Ukkel | 8 | 6 | 6 | 3 | 5 | 7 | 7 | 5 | 6 | 6 | 4 | 4 | 5 | 3 |
| 41REG1 | Brussel (Regentlaan) | 42 | 46 | 30 | 17 | 32 | 39 | 37 | 20 | 25 | 26 | 19 | 20 | 24 | 17 |
| 41VBX1 | Brussel (Groot Eiland) | 20 | 16 | 12 | 9 | 11 | 15 | 12 | 8 | 10 | 9 | 6 | 8 | 8 | 6 |
| 41VBX2 | Brussel (Huidevetterstraat) | 23 | 22 | 15 | 10 | 13 | 16 | 17 | 11 | 13 | 14 | 9 | 11 | 12 | 8 |
| 41VBX3 | Brussel (Lakensestraat) | 25 | 19 | 15 | 10 | 14 | 19 | 14 | 9 | 11 | 10 | 7 | 9 | 9 | 9 |
| 47E013 | Vorst | 12 | 10 | 7 | 4 | 7 | 10 | 9 | 5 | 6 | 5 | 3 | 4 | 5 | 3 |
| 40AL01 | Antwerpen-Linkeroever | 20 | 11 | 6 | 4 | 10 | 18 | 13 | 5 | 11 | 4 | 3 | 4 | 6 | 4 |
| 40AT44 | Antwerpen (Ordamstraat) | 27 | 26 | 27 | 22 | 20 | 19 | 29 | 26 | 26 | 22 | 17 | 27 | 32 | 25 |
| 40AT83 | Berendrecht | 16 | 22 | 29 | 28 | 19 | 16 | 35 | 25 | 23 | 16 | 23 | 26 | 29 | 19 |
| 40LD02 | Geel | 9 | 10 | 9 | 5 | 6 | 7 | NA | NA | NA | 7 | 6 | 8 | 7 | 5 |
| 40R822 | Antwerpen (haven) | 31 | 30 | 13 | 11 | 20 | 27 | 27 | 16 | 16 | 9 | 12 | 17 | 18 | 13 |
| 40R891 | Antwerpen (haven) | 26 | 36 | 17 | 11 | 18 | 20 | 28 | 17 | NA | NA | 12 | 13 | 20 | 12 |
| 40R892 | Kallo (sluis Kallo) | 27 | 20 | 11 | 5 | 18 | 22 | 23 | 10 | 17 | 10 | 11 | 10 | 15 | 5 |
| 40R897 | Antwerpen (haven) | 25 | 12 | 8 | 6 | 18 | 25 | 17 | 11 | 16 | 8 | 7 | 9 | 10 | 8 |
| 40SA08 | Stabroek | 12 | 17 | 16 | 13 | 13 | 12 | 27 | 17 | 17 | 15 | 14 | NA | 18 | 14 |
| 40SZ01 | Steenokkerzeel | 16 | 15 | 17 | 17 | 10 | 10 | 13 | 19 | 13 | 13 | 10 | 19 | 8 | 12 |
| 40SZ05 | Steenokkerzeel | 11 | 12 | 10 | 5 | 10 | 9 | 12 | 11 | 12 | 10 | 9 | 6 | 8 | 6 |
| 42DU07 | Antwerpen (Deurne) | 21 | 26 | 16 | 11 | 19 | 15 | 28 | 17 | 21 | 13 | 11 | 16 | 18 | 12 |
| 42M802 | Antwerpen (Luchtbal) | 25 | 21 | 13 | 6 | 13 | 14 | 20 | 9 | 16 | 7 | 6 | 10 | 14 | 8 |
| 42MK02 | Antwerpen (Merksem) | 23 | 25 | 14 | 10 | 17 | 19 | 26 | 14 | 19 | 12 | 9 | 13 | 16 | 10 |
| 42N016 | Dessel | 8 | 9 | 9 | 5 | 5 | 7 | 10 | 7 | 7 | 6 | 4 | 5 | 6 | 4 |
| 42N027 | Bree | 7 | 7 | 5 | 3 | 3 | 6 | 6 | 3 | 2 | 3 | 1 | 2 | 3 | 2 |
| 42N035 | Aarschot | 10 | 9 | 7 | 3 | 5 | 8 | 8 | 5 | 5 | 5 | 3 | 3 | 5 | 3 |
| 42N040 | Sint-Pieters-Leeuw | 6 | 5 | 4 | 3 | 2 | 5 | 5 | 3 | 2 | 3 | 1 | NA | NA | NA |
| 42N046 | Gellik | 4 | 6 | 7 | 2 | 3 | 5 | 7 | 3 | 4 | 3 | 1 | 2 | 2 | 2 |
| 42N047 | Hasselt | 8 | 10 | 8 | 3 | 5 | 10 | 7 | 5 | 5 | 5 | 2 | 3 | 5 | 3 |
| 42N054 | Walshoutem | 6 | 7 | 8 | 3 | 3 | 5 | 5 | 3 | 3 | 4 | 2 | 3 | 3 | 2 |
| 42R020 | Vilvoorde | 12 | 10 | 8 | 6 | 8 | 9 | 10 | 8 | 7 | 6 | 3 | 7 | 7 | 7 |
| 42R801 | Borgerhout | 22 | 18 | 10 | 7 | 11 | 13 | 18 | 11 | 14 | 8 | 5 | 9 | 11 | 9 |
| 42R802 | Borgerhout (straatkant) | 25 | 20 | 14 | 9 | 14 | 14 | 21 | 15 | 18 | 12 | 9 | 11 | 14 | 11 |
| 42R803 | Antwerpen (Park Spoor Noord) | 19 | NA | 9 | 7 | 10 | 15 | 19 | 8 | 14 | 7 | 5 | 8 | 10 | 6 |
| 42R804 | Borgerhout (Ring) | 36 | 32 | 19 | 13 | 29 | 31 | 33 | 20 | 25 | 16 | 12 | 19 | 21 | 17 |
| 42R805 | Antwerpen (Belgiëlei) | 24 | 18 | 9 | 7 | 13 | 17 | 19 | 10 | 14 | 7 | 6 | 9 | 10 | 8 |
| 42R806 | Antwerpen (Maerlant) | 36 | 21 | 16 | 10 | 21 | 24 | 28 | 10 | 19 | 11 | 6 | 14 | 19 | 14 |
| 42R811 | Schoten | 14 | 14 | 10 | 6 | 8 | 8 | 18 | 8 | 12 | 5 | 4 | 8 | 9 | 5 |
| 42R817 | Antwerpen (Groenenborgerlaan) | 21 | 15 | 8 | 6 | 10 | 14 | 14 | 7 | 10 | 5 | 4 | 7 | 9 | 6 |
| 42R820 | Kapellen | 7 | 14 | 14 | 7 | 11 | 7 | 16 | 13 | 13 | 14 | 11 | 12 | 13 | 6 |
| 42R830 | Doel (Scheldemolenstraat) | 13 | 10 | 10 | 8 | 7 | 8 | 11 | 10 | 10 | 6 | 5 | 6 | 5 | 11 |
| 42R831 | Berendrecht | 15 | 17 | 20 | 15 | 14 | 16 | 18 | 13 | 14 | 13 | 11 | 16 | 15 | 12 |
| 42R842 | Mechelen (Hendrik Speecqvest) | 26 | 20 | 12 | 6 | 17 | 19 | 18 | 8 | 14 | 10 | 6 | 6 | 19 | 8 |
| 44M705 | Roeselare (Haven) | 18 | 9 | 6 | 3 | 6 | 9 | 9 | 4 | 5 | 3 | 2 | 3 | 5 | 3 |
| 44N012 | Moerkerke | 8 | 8 | 5 | 3 | 3 | 4 | 5 | 2 | 4 | 3 | 3 | 3 | 3 | 3 |
| 44N029 | Houtem (Veurne) | 7 | 7 | 5 | 2 | 3 | 3 | 7 | 2 | 2 | 3 | 2 | 2 | 2 | 2 |
| 44N051 | Idegem | 6 | 6 | 5 | 3 | 3 | 5 | 5 | 4 | 3 | 3 | 2 | 3 | 2 | 2 |
| 44N052 | Zwevegem | 11 | 9 | 6 | 5 | 5 | 7 | 7 | 4 | 4 | 4 | 2 | 4 | 4 | 3 |
| 44R701 | Gent (Baudelopark) | 15 | 14 | 9 | 7 | 12 | 15 | 11 | 8 | 7 | 5 | 4 | 6 | 6 | 4 |
| 44R702 | Gent (Gustaaf Callierlaan) | 22 | 19 | 12 | 6 | 11 | 16 | 12 | 9 | 12 | 9 | 8 | 9 | 10 | 7 |
| 44R710 | Destelbergen | 11 | 8 | 6 | 4 | 5 | 8 | 7 | 5 | 4 | 4 | 3 | 5 | 5 | 3 |
| 44R721 | Wondelgem | 14 | 10 | 7 | 5 | 5 | 8 | 7 | 4 | 4 | 4 | 3 | 4 | 5 | 4 |
| 44R731 | Evergem | 13 | 10 | 7 | 7 | 6 | 8 | 8 | 6 | 6 | 4 | 3 | 5 | 6 | 5 |
| 44R740 | Sint-Kruiswinkel | 15 | 12 | 9 | 5 | 11 | 13 | 13 | 11 | 12 | 9 | 7 | 9 | 7 | 5 |
| 44R750 | Zelzate | 17 | 12 | 8 | 15 | 8 | 9 | 12 | 9 | 8 | 6 | 5 | 9 | 8 | 12 |
| 47E007 | Sint-Pieters-Leeuw | 8 | 5 | 6 | 3 | 3 | 6 | 5 | 3 | 3 | 3 | 2 | 2 | 2 | 2 |
| 47E008 | Grimbergen | 11 | 11 | 6 | 4 | 5 | 7 | 8 | 5 | 6 | 5 | 3 | 4 | 5 | 4 |
| 47E009 | Zemst | 8 | 6 | 5 | 4 | 5 | 7 | 6 | 5 | 5 | 4 | 3 | 5 | 4 | 5 |
| 47E703 | Oost-Eeklo | 10 | 9 | 7 | 4 | 6 | 8 | 8 | 4 | 4 | 5 | 4 | 9 | 4 | 4 |
| 47E704 | Wachtebeke | 11 | 11 | 10 | 4 | 8 | 8 | 13 | 5 | 13 | 8 | 7 | 8 | 19 | 5 |
| 47E714 | Dudzele | 11 | 9 | 7 | 4 | 5 | 8 | 7 | 4 | 6 | 5 | 5 | 4 | 4 | 3 |
| 47E715 | Zuienkerke | 12 | 9 | 6 | 3 | 4 | 4 | 6 | 3 | 5 | 4 | 4 | 3 | 3 | 3 |
| 47E716 | Mariakerke | 9 | 8 | 6 | 4 | 4 | 6 | 6 | 4 | 4 | 4 | 3 | 4 | 4 | 3 |
| 47E814 | Ham (Genebosstraat) | 12 | 9 | 7 | 4 | 6 | 14 | 8 | 5 | 4 | 4 | 3 | 4 | 4 | 3 |
| 43N060 | Havinnes | 7 | 6 | 5 | 3 | 3 | 3 | 5 | 4 | 2 | 2 | 1 | 2 | 3 | 2 |
| 43N064 | Rixensart | 6 | 5 | 5 | 2 | 4 | 7 | 6 | 3 | 3 | 4 | 2 | 2 | 3 | 2 |
| 43N066 | Eupen | 4 | 5 | 2 | 1 | 2 | 4 | 3 | 1 | 1 | 1 | 1 | 1 | 2 | 1 |
| 43N070 | Mons | 11 | 15 | 15 | 6 | 10 | 9 | 15 | 7 | 11 | 11 | 6 | 8 | 9 | 8 |
| 43N073 | Vezin | 5 | 7 | 3 | 2 | 3 | 4 | 4 | 2 | 2 | 3 | 1 | 2 | 2 | 1 |
| 43N085 | Vielsalm | 2 | 2 | 1 | 0 | 1 | 2 | 3 | 1 | 1 | 1 | 0 | 1 | 1 | 0 |
| 43N093 | Sinsin | 4 | 5 | 3 | 2 | 2 | 6 | 3 | 2 | 1 | 2 | 1 | 1 | 1 | 1 |
| 43N100 | Dourbes | 3 | 4 | 2 | 2 | 2 | 3 | 2 | 2 | 2 | 2 | 1 | 2 | 1 | 1 |
| 43N113 | Saint-Ode | NA | 3 | 3 | 7 | 2 | 4 | 3 | 2 | 2 | 2 | 2 | 2 | NA | NA |
| 43N121 | Offagne | NA | 4 | 2 | 2 | 2 | 4 | 3 | 2 | 1 | 2 | 1 | 1 | 1 | 0 |
| 43N132 | Habay-La-Neuve | 4 | 5 | 4 | 3 | 4 | 3 | 5 | 3 | 2 | 3 | 2 | 2 | 1 | 1 |
| 43R202 | Liège (Av M Destenay) | 13 | 15 | 9 | 5 | 9 | 13 | 11 | 8 | NA | 12 | 6 | 7 | 9 | 6 |
| 43R221 | Herstal | 10 | 11 | 7 | 3 | 7 | 11 | 9 | 7 | 6 | 9 | 5 | 5 | 8 | 5 |
| 43R222 | Liège (ISSeP) | 7 | 10 | 4 | 1 | 5 | 8 | 7 | 4 | 4 | 4 | 2 | 2 | NA | NA |
| 43R223 | Jemeppe-sur-Meuse | 9 | 13 | 10 | 4 | 8 | 11 | 11 | 9 | 9 | 9 | 6 | 7 | 8 | 5 |
| 43R240 | Engis | 6 | 8 | 5 | 2 | 2 | 5 | 4 | 7 | 9 | 10 | 12 | 3 | 4 | 2 |
| 43R401 | Namur | 10 | 11 | 5 | 3 | 4 | 8 | 5 | 3 | 7 | 5 | 2 | 3 | 5 | 3 |
| 45R501 | Charleroi | 11 | 11 | 8 | 6 | 8 | 9 | 9 | 7 | 9 | 6 | 3 | 7 | 4 | 5 |
| 45R502 | Lodelinsart | 13 | 20 | 9 | 4 | 9 | 11 | 10 | 5 | 8 | 9 | 4 | 5 | 8 | 4 |
| 45R503 | Charleroi - Parc | 14 | 15 | 10 | 6 | 11 | 16 | 12 | 8 | 12 | 9 | 5 | 8 | 8 | 7 |
| 45R512 | Marchienne-Au-Pont | 9 | 11 | 6 | 4 | 6 | 9 | 8 | 3 | 7 | 5 | 3 | 4 | 5 | 3 |
| 48R215 | Hermalle | 6 | 9 | 7 | 4 | 5 | 8 | 7 | 5 | 6 | 6 | 3 | 4 | 4 | 3 |
| 48R235 | Bierset | 9 | 15 | 13 | 8 | 8 | 11 | 10 | 7 | 8 | 7 | 4 | 8 | 4 | 4 |
| 48R515 | Charleroi (Aeroport 1) | 9 | 12 | 7 | 3 | 5 | 8 | 8 | 7 | 5 | 5 | 3 | 3 | NA | NA |
| 48R516 | Charleroi (Aeroport 2) | 12 | 19 | 8 | 4 | 9 | 11 | 10 | 4 | 7 | 9 | 5 | 5 | 8 | 5 |
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