Outbreaks | Equine Disease Communication Center

Updates on current disease outbreaks are listed here as they occur and will include the date listed, disease name, location and current status. Specific premises will not be named but the general location by town, county and state will be listed. When locations, events or horses are at risk they will be listed. Updates will be posted as they are received.

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Equine Herpesvirus- Respiratory

McHenry County, ND

Outbreak Identifier: 5579

Alert ID: 2981

April 22, 2023

Confirmed Case(s) - Official Quarantine

Source: North Dakota Department of Agriculture

Number Confirmed: 2;
Comments: BISMARCK, N.D. – Equine herpesvirus myeloencephalopathy (EHM) has been confirmed in two McHenry County horses. The property has been quarantined and no other properties or horses have been identified as exposed at this time. North Dakota Department of Agriculture’s Animal Health Division is assisting the owner and local veterinarian. For more information go to: https://www.ndda.nd.gov/news/ehm-confirmed-mchenry-county-horses

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