Live surveillance

Europe Threat Map

● Last sync 06:42 UTC
Last updated · 21 Apr 2026By ECDC + Mosticare
AtlanticMediterraneanBalticCaspianFRANCEMosticare surveillance · 21 April 2026 · 06:42 UTCData: ECDC · EFSA · national ministries · partner universitiesEach dot = 1 active trap cluster · colour = 28-day alert tier
Active outbreak
Surveillance alert
Elevated
Low / seasonal
Period:
Outbreak feed · Europe
21 Apr 2026
Alpes-Maritimes, FR
Aedes albopictus
Dengue
14 confirmed cases
18 Apr 2026
Lombardia, IT
Aedes albopictus
West Nile
11 confirmed cases
14 Apr 2026
Andalucía, ES
Aedes albopictus
Dengue
9 confirmed cases
16 Apr 2026
Athens, GR
Aedes aegypti
Chikungunya
10 confirmed cases
20 Apr 2026
İzmir, TR
Aedes aegypti
Dengue
15 confirmed cases
11 Apr 2026
Vienna, AT
Aedes albopictus
Zika (sentinel)
7 confirmed cases