SmogRank / Countries / Belgium / May 2025

Most polluted cities in Belgium, May 2025

33 cities in Belgium ranked by their average PM2.5 over the 31 days. Worst: Izegem at 9.6 µg/m³, #644 of 2,193 cities in the world. Cleanest: Eupen at 3.3. A city needs measurements on 70% of the days to be ranked.

  1. 1IzegemFlanders
    9.6
  2. 2RoeselareFlanders
    9.4
  3. 3MenenFlanders
    8.9
  4. 3LochristiFlanders
    8.9
  5. 5ZwijndrechtFlanders
    8.5
  6. 6KortrijkFlanders
    8.3
  7. 6GrimbergenFlanders
    8.3
  8. 6EvergemFlanders
    8.3
  9. 9KoksijdeFlanders
    8.2
  10. 10MaldegemFlanders
    7.9
  11. 11MechelenFlanders
    7.8
  12. 12GentFlanders
    7.7
  13. 13MonsWallonia
    7.4
  14. 14BeverenFlanders
    7.3
  15. 14AntwerpFlanders
    7.3
  16. 16ZaventemFlanders
    7.1
  17. 16HasseltFlanders
    7.1
  18. 18HouthalenFlanders
    6.9
  19. 19StabroekFlanders
    6.8
  20. 19MolFlanders
    6.8
  21. 21WillebroekFlanders
    6.7
  22. 22BrusselsBrussels Capital
    6.6
  23. 23AarschotFlanders
    6.5
  24. 24KapellenFlanders
    6.4
  25. 25CharleroiWallonia
    5.3
  26. 26Flémalle-HauteWallonia
    5.0
  27. 27RixensartWallonia
    4.8
  28. 28TournaiWallonia
    4.6
  29. 29LiègeWallonia
    4.3
  30. 30AndenneWallonia
    4.1
  31. 31NamurWallonia
    4.0
  32. 32Marche-en-FamenneWallonia
    3.9
  33. 33EupenWallonia
    3.3
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, May 2025 · Belgium now