If there’s a way to prevent a viral infection that causes side effects that are at best uncomfortable and at worst life-threatening, would you do your part? West Nile virus (WNV) is a very active illness in the state of South Dakota.
View Details on the West Nile Grant View WNV Prevention Tips
Mosquito Control
See how to prevent exposure to West Nile and control mosquito populations in your yard with these tips.
Laboratory Services
The South Dakota Public Health Laboratory conducts testing and surveillance of mosquitos and accepts human WNV specimens.
Data & Reports
See the latest data and reports on West Nile virus cases across South Dakota.
Fact Sheet
Learn about what West Nile is, how people get infected, if you're at risk, what symptoms to watch out for, and more.