SmogRank / Countries / The Netherlands / January 2025

Most polluted cities in The Netherlands, January 2025

17 cities in The Netherlands ranked by their average PM2.5 over the 31 days. Worst: Maarssen at 15.1 µg/m³, #270 of 1,937 cities in the world. Cleanest: Groningen at 8.5. A city needs measurements on 70% of the days to be ranked.

  1. 1MaarssenUtrecht
    15.1
  2. 2The HagueSouth Holland
    14.3
  3. 3TilburgNorth Brabant
    13.2
  4. 4BredaNorth Brabant
    12.8
  5. 5EindhovenNorth Brabant
    12.6
  6. 6VenrayLimburg
    12.4
  7. 7VenloLimburg
    11.7
  8. 7BarneveldGelderland
    11.7
  9. 9RotterdamSouth Holland
    11.6
  10. 10MedemblikNorth Holland
    11.1
  11. 11UtrechtUtrecht
    11.0
  12. 12IJsselsteinUtrecht
    10.7
  13. 13NijmegenGelderland
    10.5
  14. 14HillegomSouth Holland
    10.3
  15. 15EnschedeOverijssel
    9.9
  16. 16HeerlenLimburg
    9.8
  17. 17GroningenGroningen
    8.5
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, January 2025 · The Netherlands now