An indigenous dengue case was confirmed in Carmaux (Tarn) on 21 July 2026. ARS Occitanie triggers two mosquito-control operations. Scope, perimeter, what to do.
First in Gironde: Sainte-Eulalie releases 200,000 sterilised male tiger mosquitoes per week since 18 July 2026. How SIT works, who funds it, and what it changes for the 83 colonised departments.
First indigenous dengue cluster confirmed in Lyon in July 2026: what the ARS Auvergne-Rhône-Alpes and Santé publique France are saying, the mosquito-control operations triggered in the Rhône, Isère, Ain and Drôme, and the anti-tiger-mosquito actions to apply now.
An indigenous dengue case confirmed in early July 2026 in Sète, in the La Corniche neighbourhood: what the Occitanie ARS is saying, the mosquito control operation led by Alisée, and the urgent tiger-mosquito prevention steps to apply across the French Mediterranean coast.
Several locally-acquired dengue cases identified in Val-de-Marne and Essonne in July 2026: what the ARS is saying, why this is unprecedented, and the tiger-mosquito prevention steps that actually lower the risk.
Surveillance season from 1 May to 30 November 2026, a record number of locally acquired chikungunya cases in 2025, mandatory reporting: what changes this summer and the habits that actually stop the tiger mosquito.
