Delayed measurements

Annual averages of regulated pollutants with regard to the legal values of EU Directive 2008/50/EC
Valeur limite annuelle : 6 ng/m³ 2025 2024 2023 2022
Province of Walloon Brabant
Corroy-le-Grand n/a n/a n/a 0.18
Province of Hainaut
Ath n/a 0.34 0.41 0.41
Charleroi n/a 0.29 0.30 0.36
Havinnes n/a 0.25 0.27 0.35
Lodelinsart n/a 0.28 0.32 0.41
Mons n/a 0.26 0.27 0.34
Province of Liège
Engis n/a 0.30 0.36 0.44
Jemeppe-sur-Meuse n/a 0.37 0.34 0.43
Saint-Nicolas n/a 0.32 0.30 0.36
Province of Luxembourg
Habay-la-Vieille n/a 0.16 0.17 0.19
Petit-Thier n/a 0.16 0.15 0.19
Province of Namur
Dourbes n/a 0.20 0.21 0.29
Namur n/a 0.21 0.25 0.31
Sclaigneaux n/a 0.34 0.34 0.43
Sinsin n/a 0.19 0.18 0.23
Valeur limite annuelle : 5 ng/m³ 2025 2024 2023 2022
Province of Walloon Brabant
Corroy-le-Grand n/a n/a n/a 0.11
Province of Hainaut
Ath n/a 1.70 1.19 1.01
Charleroi n/a 0.13 0.20 0.23
Havinnes n/a 0.09 0.11 0.15
Lodelinsart n/a 0.14 0.22 0.29
Mons n/a 0.11 0.15 0.13
Province of Liège
Engis n/a 0.49 0.39 0.58
Jemeppe-sur-Meuse n/a 0.14 0.17 0.20
Saint-Nicolas n/a 0.12 0.12 0.14
Province of Luxembourg
Habay-la-Vieille n/a 0.06 0.16 0.05
Petit-Thier n/a 0.10 0.08 0.06
Province of Namur
Dourbes n/a 0.10 0.09 0.10
Namur n/a 0.08 0.10 0.19
Sclaigneaux n/a 0.32 0.55 1.17
Sinsin n/a 0.06 0.20 0.08
Valeur limite annuelle : 20 ng/m³ 2025 2024 2023 2022
Province of Walloon Brabant
Corroy-le-Grand n/a n/a n/a 2.12
Province of Hainaut
Ath n/a 3.39 2.98 4.13
Charleroi n/a 3.55 3.32 5.42
Havinnes n/a 0.90 0.70 0.93
Lodelinsart n/a 5.06 4.75 7.77
Mons n/a 1.30 1.08 1.35
Province of Liège
Engis n/a 0.81 0.87 1.18
Jemeppe-sur-Meuse n/a 1.03 0.98 1.14
Saint-Nicolas n/a 0.99 0.78 0.95
Province of Luxembourg
Habay-la-Vieille n/a 0.57 0.45 0.54
Petit-Thier n/a 0.57 0.55 0.56
Province of Namur
Dourbes n/a 0.58 0.59 0.58
Namur n/a 1.08 0.95 1.36
Sclaigneaux n/a 1.39 1.21 1.63
Sinsin n/a 0.59 0.53 0.61
Valeur limite annuelle : 500 ng/m³ 2025 2024 2023 2022
Province of Walloon Brabant
Corroy-le-Grand n/a n/a n/a 2.39
Province of Hainaut
Ath n/a 3.03 2.83 4.24
Charleroi n/a 4.51 5.30 7.15
Havinnes n/a 2.21 2.27 3.43
Lodelinsart n/a 4.56 6.79 9.01
Mons n/a 2.81 3.39 4.89
Province of Liège
Engis n/a 7.61 7.91 10.00
Jemeppe-sur-Meuse n/a 4.49 4.38 7.35
Saint-Nicolas n/a 3.70 3.97 5.55
Province of Luxembourg
Habay-la-Vieille n/a 1.47 1.33 1.95
Petit-Thier n/a 1.43 1.15 1.91
Province of Namur
Dourbes n/a 1.86 1.88 2.72
Namur n/a 3.62 3.18 4.73
Sclaigneaux n/a 3.17 3.71 4.83
Sinsin n/a 1.50 1.57 2.28
Valeur limite annuelle : 5 µg/m³ 2025 2024 2023 2022
Province of Walloon Brabant
Corroy-le-Grand n/a n/a n/a 0.32
Province of Hainaut
Charleroi n/a 0.62 0.60 0.67
Havinnes n/a 0.45 0.43 0.49
Lodelinsart n/a 0.67 0.68 0.66
Mons n/a 0.57 0.63 0.59
Mouscron n/a 0.53 0.53 0.59
Province of Liège
Angleur n/a 0.57 0.51 0.59
Engis n/a 0.53 0.47 0.54
Eupen n/a 0.39 0.43 0.38
Herstal n/a 0.71 0.65 0.68
Province of Luxembourg
Petit-Thier n/a 0.34 0.33 0.34
Province of Namur
Dourbes n/a 0.39 0.34 0.39
Namur n/a 0.55 0.53 0.57
Valeur limite annuelle : 1 ng/m³ 2025 2024 2023 2022
Province of Walloon Brabant
Corroy-le-Grand n/a n/a n/a n/a
Province of Hainaut
Lodelinsart 0.66 0.17 0.11 0.31
Marcinelle 0.41 0.09 0.08 0.18
Province of Liège
Angleur 0.61 0.10 0.14 0.14
Herstal n/a 0.14 0.12 0.16
Robertville 0.02 0.01 0.01 0.02
Province of Luxembourg
Petit-Thier 0.08 0.06 0.02 0.03
Province of Namur
Dourbes 0.22 0.04 0.04 0.07
Namur n/a 0.11 0.07 0.19
Sinsin 0.30 0.05 0.05 0.08