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03 September 2026
Netherlands + North Brabant
South Holland
Utrecht
North Holland

West Nile virus in Netherlands

As of 2 September 2026, a total of nine locally acquired West Nile virus cases have now been confirmed in the Netherlands for 2026. These infections occurred in North Brabant, North Holland, South Holland and Utrecht provinces. Please see our Topics in Brief article for further details on West Nile virus.

1
Take usual precautions
17 August 2026
Netherlands + Utrecht

West Nile virus in Netherlands

As of 17 August 2026, a locally acquired West Nile virus infection was confirmed in a blood donor in the Netherlands. Laboratory testing detected the virus in a donor in Utrecht with no recent travel abroad and who remains well. Locally acquired human West Nile virus infection was last reported in the Netherlands in 2020. Please see our Topics in Brief article for further details on West Nile virus.

Take usual precautions