Powassan Virus

Powassan virus is an illness spread by ticks. Powassan virus is very rare in Wisconsin, but it is still important to take steps to protect yourself and your family while enjoying time outdoors. Powassan virus is preventable.

General information on Powassan virus including information on signs and symptoms and resources.

Maps and charts with Powassan virus data.


Information for local health departments, health care providers, or those looking for information on reporting, surveillance, or diagnosis of Powassan virus.

Tips to prevent tick bites.


Questions about illnesses spread by ticks? Contact us!
Phone: 608-267-9003 | Fax: 608-261-4976

Last Revised: June 15, 2022