SmogRank / Countries / Bulgaria / March 2024

Most polluted cities in Bulgaria, March 2024

5 cities in Bulgaria ranked by their average PM2.5 over the 31 days. Worst: Botevgrad at 14.8 µg/m³, #163 of 1,432 cities in the world. Cleanest: Gabrovo at 10.2. A city needs measurements on 70% of the days to be ranked.

  1. 1Botevgradlow-cost sensorsSofia
    14.8
  2. 2Haskovolow-cost sensorsHaskovo
    13.4
  3. 3Sevlievolow-cost sensorsGabrovo
    12.3
  4. 4Dimitrovgradlow-cost sensorsHaskovo
    10.7
  5. 5Gabrovolow-cost sensorsGabrovo
    10.2
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, March 2024 · Bulgaria now