SmogRank / Countries / Bulgaria / July 2024

Most polluted cities in Bulgaria, July 2024

8 cities in Bulgaria ranked by their average PM2.5 over the 31 days. Worst: Varna at 13.0 µg/m³, #195 of 2,047 cities in the world. Cleanest: Gabrovo at 6.9. A city needs measurements on 70% of the days to be ranked.

  1. 1VarnaVarna
    13.0
  2. 2RuseRuse
    11.3
  3. 3SofiaSofia-Capital
    10.6
  4. 4Botevgradlow-cost sensorsSofia
    9.3
  5. 5Dimitrovgradlow-cost sensorsHaskovo
    7.7
  6. 6Haskovolow-cost sensorsHaskovo
    7.4
  7. 7Sevlievolow-cost sensorsGabrovo
    7.2
  8. 8Gabrovolow-cost sensorsGabrovo
    6.9
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, July 2024 · Bulgaria now

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SmogRank, most polluted cities in Bulgaria, PM2.5, July 2024, smogrank.com/bg/history/2024-07 (accessed 2 Oct 2026).

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