Pandemic Watch
Hantavirus in Canada
Outbreaks of hantavirus disease recorded in Canada and captured by the World Health Organization's Disease Outbreak News archive (2021). No currently active outbreaks involve this country.
Country context
Hantavirus has been recorded in California since 2021, with a total of 2 outbreaks reported to date. The most recent outbreak occurred in 2026, linked to cruise ship travel in multiple locations. The cumulative number of confirmed cases is 361, with 2 probable cases and 163 deaths. The pattern of outbreaks in California is shaped by the state's geographic context, including its diverse ecosystems and human population density.
California is currently experiencing an active hantavirus outbreak, with ongoing surveillance and response efforts in place. Authorities typically monitor for new cases and clusters, as well as potential transmission routes, such as rodent infestations and human contact with infected animals. For updates on the outbreak, readers can follow official public health sources, including the California Department of Public Health and the Centers for Disease Control and Prevention.
Historical
Past hantavirus outbreak involving Canada, grouped by year of first report.
2021
- 0confirmed 0deaths
Looking for the strain-level profile of Canada? See circulating strains, endemic status, and clinical reference. Context on the disease itself: complete guide to hantavirus. For all hantavirus outbreaks worldwide, see the full outbreaks archive.
