Most polluted cities in Corsica, France

2 measured cities, last 24 hours; 0 above the WHO 24-hour guideline. Worst: Bastia at 5.5 µg/m³, #869 in the world.

Low1–3

Moderate4–6

High7–9

Very high10

The UK's Daily Air Quality Index (1 to 10), PM2.5 bands. Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales

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SmogRank, most polluted cities in Corsica, France, PM2.5, last 24 hours to 2 Oct 2026, 06:00 UTC, smogrank.com/fr/region/corsica.

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Updated 2026-10-02 06:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the UK DAQI PM2.5 sub-index.