Periodic monitoring Active

Key facts

  • Since the beginning of 2026 and as at 12 August 2026, only France has reported locally acquired cases (15 cases) of chikungunya virus disease in Europe.
  • In the past week, France reported eight new cases of locally acquired cases of chikungunya virus disease.

Overview

Since the beginning of 2026 and as at 12 August 2026, only France has reported locally acquired cases (15 cases) of chikungunya virus disease in Europe.

In the past week, France reported eight new cases of locally acquired cases of chikungunya virus disease. Currently there are two active clusters.

The report is available online

ECDC assessment

The current chikungunya virus disease risk assessment for mainland EU/EEA is available on ECDC’s dedicated chikungunya virus disease webpage.

Actions

ECDC will continue to monitor the situation and will publish a weekly report on the occurrence of chikungunya virus disease cases in the EU/EEA until November 2026.

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