SmogRank / Countries / Greece

Most polluted cities in Greece

3 measured cities ranked by PM2.5, last 7 days. Worst: Acharnés at 8.5 µg/m³, #805 in the world.

#City µg/m³
1Acharnés Attica
8.5
2Volos Thessaly
6.6
3Kozáni West Macedonia
5.9
Good 0–9.0Moderate 9.1+Unhealthy for sensitive groups 35.5+Unhealthy 55.5+Very unhealthy 125.5+Hazardous 225.5+No data

Regions

Attica 1Thessaly 1West Macedonia 1

Updated 2026-10-01 04:07 UTC. Values are PM2.5 in µg/m³ (fine particles), the median of each city's monitors.