SmogRank / Countries / The Netherlands / August 2025

Most polluted cities in The Netherlands, August 2025

28 cities in The Netherlands ranked by their average PM2.5 over the 31 days. Worst: Schiedam at 9.2 µg/m³, #1,095 of 2,289 cities in the world. Cleanest: Groningen at 4.9. A city needs measurements on 70% of the days to be ranked.

  1. 1SchiedamSouth Holland
    9.2
  2. 2TilburgNorth Brabant
    9.0
  3. 3BadhoevedorpNorth Holland
    8.1
  4. 4VenloLimburg
    7.7
  5. 5VenrayLimburg
    7.5
  6. 6's-GravenzandeSouth Holland
    7.3
  7. 7Velsen-ZuidNorth Holland
    7.0
  8. 7RidderkerkSouth Holland
    7.0
  9. 7VelserbroekNorth Holland
    7.0
  10. 10RotterdamSouth Holland
    6.9
  11. 11BredaNorth Brabant
    6.8
  12. 12SpijkenisseSouth Holland
    6.7
  13. 13MedemblikNorth Holland
    6.6
  14. 13HillegomSouth Holland
    6.6
  15. 15MaassluisSouth Holland
    6.5
  16. 15EindhovenNorth Brabant
    6.5
  17. 17PurmerendNorth Holland
    6.4
  18. 17AmsterdamNorth Holland
    6.4
  19. 19BarneveldGelderland
    6.0
  20. 20ZaanstadNorth Holland
    5.9
  21. 21The HagueSouth Holland
    5.8
  22. 21EnschedeOverijssel
    5.8
  23. 23UtrechtUtrecht
    5.7
  24. 23IJsselsteinUtrecht
    5.7
  25. 25NijmegenGelderland
    5.6
  26. 26MaarssenUtrecht
    5.0
  27. 27HeerlenLimburg
    4.9
  28. 27GroningenGroningen
    4.9
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 · The Netherlands now