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Equine Diseases

In Michigan, there are number of reportable diseases for equine, including Eastern Equine Encephalitis (EEE), West Nile virus (WNV), equine herpesvirus (EHV-1 and EHV-4), equine infectious anemia (EIA), and strangles.

If a reportable disease is suspected and/or confirmed in an equid, please report the case to the Michigan Department of Agriculture and Rural Development (MDARD) by submitting a completed Reporting a Reportable Animal Disease (RRAD) Form to or by calling 800-292-3939 (daytime) or 517-373-0440 (after-hours).  

When reporting a potential case of an Emergency Disease, be sure to speak directly to a person and don’t leave a voicemail or submit a completed RRAD form.

For more information on equine diseases and cases in Michigan, please visit the Equine Disease Communication Center.