Key Points

• From August 12, 2024, to August 13, 2024, and in light of the extreme heat, Météo-France has issued an orange alert for all eight departments in the Île-de-France region (Paris, Seine-et-Marne, Yvelines, Essonne, Hauts-de-Seine, Seine-Saint-Denis, Val-de-Marne, Val-d’Oise) under an orange alert.

• A regional analysis of emergency care utilization indicates an increase in visits as well as in the proportion of hospitalizations following emergency room visits for the composite health indicator iCanicule (including hyperthermia, dehydration, and hyponatremia) throughout the entire episode.

• Regional analysis of SOS Médecins consultations also indicates an increase in the composite health indicator iCanicule (heatstroke, dehydration) throughout the entire heatwave.

• Heat poses a health risk to the entire population. The observed health impacts underscore the importance of implementing preventive measures to mitigate the effects of heat.