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

Chester, PA

Outbreak Identifier: 4616

Alert ID: 2041

April 22, 2021

Confirmed Case(s) - Official Quarantine

Source: Pennsylvania Department of Agriculture

Number Confirmed: 7;
Number Exposed: 23;
Facility Type: Boarding Facility;
Notes: Update 4/22/2021--(original alert#1987); ThePennsylvania Department of Agriculture has released the last remaining EHM quarantine in Chester County, PA. All the horses at the boarding stable are well and have tested negative for EHV-1 by PCR testing of nasal swabs and whole blood.

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