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.
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.
Get Educated on Prevention
West Nile virus is an infection most commonly spread through mosquito bites. While it is prevalent in many states with large mosquito populations, the rate of incidents is highest in South Dakota. And WNV can lead to many other symptoms, including fevers and even serious—potentially fatal—illness.
Know Your Risk
South Dakota West Nile Prevention
South Dakota is at the center of West Nile Virus activity in the United States. Use these tips to avoid contracting West Nile virus from mosquitos.
Master the Mosquito
While there’s no direct cure or antidote to WNV, prevention is imperative. Take steps to protect yourself from infection, and you can save yourself a lot of unfortunate side effects that result from WNV. To master the mosquito and fend off West Nile virus, join the S.W.A.T. team!
Spray — Use mosquito repellant on you and your family to keep the bugs at bay.
Water — Even in a small amount of water, mosquitos hatch in just a few days. Remove Standing Water.
Arms — When you are outside, cover any exposed skin with like your arms and legs with clothing.
Time — Mosquitos thrive most around dawn and dusk. Either stay indoors, or be extra cautious at those times.