SmogRank / Countries / Romania / July 2026

Most polluted cities in Romania, July 2026

19 cities in Romania ranked by their average PM2.5 over the 31 days. Worst: Suceava at 13.8 µg/m³, #475 of 2,262 cities in the world. Cleanest: Zalău at 5.1. A city needs measurements on 70% of the days to be ranked.

  1. 1SuceavaSuceava
    13.8
  2. 2CalafatDolj
    11.8
  3. 3Popeşti-LeordeniIlfov
    10.5
  4. 4VoluntariIlfov
    9.8
  5. 4Târgu Mureşlow-cost sensorsMureș County
    9.8
  6. 6BufteaIlfov
    9.5
  7. 7BucharestBucharest
    9.3
  8. 8CraiovaDolj
    9.2
  9. 9PiteştiArges
    8.7
  10. 9IaşiIași County
    8.7
  11. 9DejCluj County
    8.7
  12. 12Sighetu MarmaţieiMaramureş
    8.2
  13. 13BraşovBrașov County
    8.0
  14. 14Târgu JiuGorj County
    7.5
  15. 14CodleaBrașov County
    7.5
  16. 16Cluj-NapocaCluj County
    7.4
  17. 17TimişoaraTimiș County
    7.3
  18. 18Piatra NeamţNeamț County
    7.0
  19. 19ZalăuSălaj County
    5.1
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 · Romania now