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- Neurologic

Hunterdon, NJ

Outbreak Identifier: 4807

Alert ID: 2171

August 14, 2021

Confirmed Case(s) - Official Quarantine

Source: New Jersey Department of Agriculture

Number Confirmed: 1;
Number Exposed: Not Reported;
Facility Type: Private Facility;
Age: 30; Gender: Mare; Breed: Not Reported; Onset of Clinical Signs: 8/8/2021;
Horse Status: Euthanized;
Notes: The New Jersey Department of Agriculture has quarantined a property in Hunterdon County after one horse developed the highly infectious equine herpes myeloencephalopathy (EHM). The horse, a 30-year-old mare, developed clinical signs on August 08, 2021, and was subsequently humanely euthanized. Other horses on the premises are under quarantine. Temperatures are also being taken twice daily on all quarantined horses to monitor for sickness. The NJDA is tracing and notifying the appropriate parties regarding recent horse movement. This is the second case of EHV-1 in New Jersey in 202. EHM factsheet

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