HANTAVIRUS
Cases43
Hot zones3
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Year in surveillance

Hantavirus in Finland2026

Hantavirus in Finland — 2026 live Puumala virus surveillance

Overview

Live Finnish Puumala virus surveillance for 2026 is tracked daily on Hantapulse. Finland is one of the highest per-capita hantavirus-incidence countries worldwide, with annual case totals typically ranging from approximately 1,000 to 3,000 depending on where the country sits in the three-to-four-year bank-vole population cycle. Eastern and central Finland remain the geographic focus. See the live Finland risk index for current activity.

Finland baseline

Syndrome
HFRS
Annual cases
1,000–3,000/year
CFR
0.4%
Latest reported
2023

Puumala virus (nephropathia epidemica). One of the highest per-capita hantavirus incidences worldwide.

Source: THL Finnish Institute for Health and Welfare

Relevant strain

News from Finland in 2026

References & primary sources

Other years tracked for Finland

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