Key Points

• The heat wave that began on August 1, 2026, in Occitanie ended on August 17.
• A regional analysis of emergency care utilization shows a decrease in the iCanicule composite health indicator (which includes cases of hyperthermia, dehydration, and hyponatremia) over the final days across various emergency care scenarios (SOS Médecins calls, emergency room visits, and hospitalizations following an emergency room visit). The increases in iCanicule indicators observed during the heat wave remained within the usual range for the prevailing weather conditions.
• The trends in the monitored indicators are consistent across different age groups and at the departmental level.