SmogRank / Countries / Bulgaria / June 2023

Most polluted cities in Bulgaria, June 2023

7 cities in Bulgaria ranked by their average PM2.5 over the 30 days. Worst: Ruse at 10.9 µg/m³, #515 of 1,265 cities in the world. Cleanest: Dimitrovgrad at 5.5. A city needs measurements on 70% of the days to be ranked.

  1. 1RuseRuse
    10.9
  2. 2SofiaSofia-Capital
    10.1
  3. 3Botevgradlow-cost sensorsSofia
    9.5
  4. 4Haskovolow-cost sensorsHaskovo
    8.2
  5. 5Sevlievolow-cost sensorsGabrovo
    8.0
  6. 6Gabrovolow-cost sensorsGabrovo
    7.1
  7. 7Dimitrovgradlow-cost sensorsHaskovo
    5.5
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, June 2023 · Bulgaria now