SmogRank / Countries / Belgium / August 2025

Most polluted cities in Belgium, August 2025

37 cities in Belgium ranked by their average PM2.5 over the 31 days. Worst: Lochristi at 8.8 µg/m³, #1,201 of 2,289 cities in the world. Cleanest: Jumet at 2.8. A city needs measurements on 70% of the days to be ranked.

  1. 1LochristiFlanders
    8.8
  2. 1EvergemFlanders
    8.8
  3. 3IzegemFlanders
    8.7
  4. 4RoeselareFlanders
    8.5
  5. 5StabroekFlanders
    8.0
  6. 6ZwijndrechtFlanders
    7.8
  7. 7GrimbergenFlanders
    7.5
  8. 7GentFlanders
    7.5
  9. 7AntwerpFlanders
    7.5
  10. 10Knokke-HeistFlanders
    7.3
  11. 10BeverenFlanders
    7.3
  12. 12MolFlanders
    7.2
  13. 12KortrijkFlanders
    7.2
  14. 14HasseltFlanders
    7.1
  15. 15KapellenFlanders
    7.0
  16. 15HouthalenFlanders
    7.0
  17. 15GenkFlanders
    7.0
  18. 18MenenFlanders
    6.9
  19. 18MechelenFlanders
    6.9
  20. 18MaldegemFlanders
    6.9
  21. 21WillebroekFlanders
    6.8
  22. 22ZaventemFlanders
    6.7
  23. 22KoksijdeFlanders
    6.7
  24. 24AarschotFlanders
    6.6
  25. 25MonsWallonia
    6.1
  26. 26BrusselsBrussels Capital
    5.9
  27. 27TournaiWallonia
    4.8
  28. 27Flémalle-HauteWallonia
    4.8
  29. 29CharleroiWallonia
    4.3
  30. 30RixensartWallonia
    4.2
  31. 31LiègeWallonia
    3.9
  32. 32AnsWallonia
    3.8
  33. 33NamurWallonia
    3.6
  34. 33AndenneWallonia
    3.6
  35. 35Marche-en-FamenneWallonia
    3.1
  36. 35EupenWallonia
    3.1
  37. 37JumetWallonia
    2.8
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+

All cities in the world, August 2025 · Belgium now