Reporting Arboviral Disease
Including but not limited to:
- LaCrosse encephalitis,
- eastern equine encephalitis,
- western equine encephalitis,
- St. Louis encephalitis,
- and West Nile virus
On this page:
What to report
How to report
Who is required to report
More about Arboviral Disease
Arboviral diseases (including but not limited to LaCrosse encephalitis, eastern equine encephalitis, western equine encephalitis, St. Louis encephalitis, and West Nile virus) must be reported to MDH within one working day.
How to report Arboviral Disease
- Arboviral Disease Case Report Form
This form can be used to report West Nile, LaCrosse encephalitis (or other California serogroup), Western equine encephalitis, Eastern equine encephalitis, St. Louis encephalitis, Powassan virus, or other arboviral disease to the Minnesota Department of Health.
- Phone
Any reportable infectious disease may be reported by phone to 651-201-5414 or 877-676-5414.
- LaCrosse Encephalitis (LAC)
MDH comprehensive LaCrosse encephalitis resource page.
- Eastern Equine Encephalitis (EEE)
MDH comprehensive eastern equine encephalitis resource page.
- Western Equine Encephalitis (WEE)
MDH comprehensive western equine encephalitis resource page.
- West Nile Virus (WNV)
MDH comprehensive West Nile virus resource page.

