SmogRank / Countries / Bulgaria / May 2024

Most polluted cities in Bulgaria, May 2024

7 cities in Bulgaria ranked by their average PM2.5 over the 31 days. Worst: Botevgrad at 8.0 µg/m³, #952 of 2,082 cities in the world. Cleanest: Gabrovo at 5.0. A city needs measurements on 70% of the days to be ranked.

  1. 1Botevgradlow-cost sensorsSofia
    8.0
  2. 2SofiaSofia-Capital
    7.0
  3. 2RuseRuse
    7.0
  4. 4Haskovolow-cost sensorsHaskovo
    5.8
  5. 5Sevlievolow-cost sensorsGabrovo
    5.5
  6. 6Dimitrovgradlow-cost sensorsHaskovo
    5.4
  7. 7Gabrovolow-cost sensorsGabrovo
    5.0
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 2024 · Bulgaria now