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

Sussex County, NJ

Outbreak Identifier: 6955

Type: EHV-1

Alert ID: 4471

August 08, 2025

Confirmed Case(s) - Official Quarantine

Source: New Jersey Department of Agriculture

Number Confirmed: 1;
Number Euthanized: 1;

Horse 1:
Age: 20; Gender: Mare; Clinical Signs: acute clinical signs; Confirmation Date: 8/3/2025; Horse Status: Euthanized;

Comments: One week prior, another horse on the property presented with similar neurological signs and was humanely euthanized, without diagnostic testing. The remaining horse on the premises is under quarantine and being monitored for sickness. No recent horse movement has occurred by this herd, making the risk of disease spread from this case very low.;

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