SmogRank / Countries / Belgium / July 2026

Most polluted cities in Belgium, July 2026

39 cities in Belgium ranked by their average PM2.5 over the 31 days. Worst: Izegem at 7.8 µg/m³, #1,580 of 2,262 cities in the world. Cleanest: Eupen at 2.8. A city needs measurements on 70% of the days to be ranked.

  1. 1IzegemFlanders
    7.8
  2. 2RoeselareFlanders
    7.4
  3. 2LochristiFlanders
    7.4
  4. 4KoksijdeFlanders
    7.3
  5. 5Knokke-HeistFlanders
    7.2
  6. 5GenkFlanders
    7.2
  7. 7WillebroekFlanders
    7.1
  8. 7HouthalenFlanders
    7.1
  9. 9EvergemFlanders
    7.0
  10. 10ZwijndrechtFlanders
    6.8
  11. 11MenenFlanders
    6.7
  12. 11HasseltFlanders
    6.7
  13. 11GrimbergenFlanders
    6.7
  14. 11GentFlanders
    6.7
  15. 15KortrijkFlanders
    6.6
  16. 15AntwerpFlanders
    6.6
  17. 17BeverenFlanders
    6.5
  18. 18StabroekFlanders
    6.4
  19. 19MolFlanders
    6.3
  20. 19MaldegemFlanders
    6.3
  21. 19KapellenFlanders
    6.3
  22. 22MechelenFlanders
    6.2
  23. 23ZaventemFlanders
    6.0
  24. 24AarschotFlanders
    5.9
  25. 25LiègeWallonia
    5.8
  26. 25Beersellow-cost sensorsFlanders
    5.8
  27. 27BrusselsBrussels Capital
    5.4
  28. 28MonsWallonia
    5.1
  29. 29NamurWallonia
    4.9
  30. 30Overijselow-cost sensorsFlanders
    4.4
  31. 31AndenneWallonia
    4.0
  32. 32CharleroiWallonia
    3.9
  33. 33Marche-en-FamenneWallonia
    3.8
  34. 34RixensartWallonia
    3.6
  35. 35Flémalle-HauteWallonia
    3.5
  36. 36JumetWallonia
    3.3
  37. 37AnsWallonia
    3.0
  38. 38TournaiWallonia
    2.9
  39. 39EupenWallonia
    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, July 2026 · Belgium now