Most polluted cities in Corsica, France

1 measured city, this year; 1 above the WHO annual guideline. Worst: Bastia at 7.6 µg/m³, #1,856 in the world.

Low risk1–3

Moderate risk4–6

High risk7–10

Very high risk10+

Canada's AQHI+ for PM2.5 (1 point per 10 µg/m³), which is defined on hourly values. 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, this year to 2 Oct 2026, 04:00 UTC, smogrank.com/fr/region/corsica?w=year.

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Updated 2026-10-02 04:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the Canada AQHI+ PM2.5 sub-index.