Heat Wave and Health in Corsica. Bulletin of August 20, 2025.

Key Points

  • On Monday, August 11, Météo-France issued an orange alert for the department of Haute-Corse (52.5% of the region’s resident population) and for the department of Corse-du-Sud on Tuesday, August 12 (47.5% of the region’s resident population). On August 18, Corse-du-Sud was downgraded to green and Haute-Corse to yellow.

  • Analysis of regional emergency care utilization during the episode indicates:

    • a slight increase in the number of SOS Médecins medical procedures across all causes and all ages;

    • stable activity for all causes (all ages and those aged 75 and older) in hospital emergency departments;

    • a single diagnosis for the iCanicule1 indicator at SOS Médecins across all ages, and stable and low activity for this indicator in hospital emergency departments (all ages and those aged 75 and older), though with potentially higher activity at the very start of the heatwave.

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