Public Health Monitoring in the Hauts-de-France Region. Bulletin dated July 10, 2026.

Key Points

Heat Wave, Extreme Heat

Red heat wave alert for the entire region for 3 consecutive days (June 24, 25, and 26)

  • 220 emergency room visits due to iCanicule* on Friday, June 26
  • 148 SOS Médecins calls due to iCanicule* on Thursday, June 25
  • +38% excess mortality from all causes and across all age groups during week 26

*iCanicule composite indicator: hyperthermia, dehydration, and hyponatremia (OSCOUR® emergency room visits); heatstroke and dehydration (SOS Médecins)

Asthma and Allergies

Context of extreme heat, thunderstorms, episodes of air pollution, and high pollen counts

  • 140 emergency room visits for asthma on Sunday, June 28
  • 931 SOS Médecins calls for allergies in week 22

Arboviral diseases

Two departments infested with the tiger mosquito: Aisne and Oise

  • 11 imported cases since May 1
  • 0 reported locally acquired cases

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