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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Strangles

Wellington County, ON

Outbreak Identifier: 6803

Alert ID: 4305

April 10, 2025

Confirmed Case(s) - Voluntary Quarantine

Source: OMAFA

Number Confirmed: 1;
Number Suspected: 7;
Number Exposed: 7;
Facility Type: Boarding Facility;

Horse 1:
Age: 11; Gender: Gelding; Breed: Quarter Horse (QH); Clinical Signs: Two new horses arrived 10 days before clinical signs developed. This horse developed copious nasal discharge. S. equi was confirmed on PCR testing.;

Comments: The facility owner has instituted voluntary animal movement restrictions and biosecurity protocols. To see past and present Strangles cases in Ontario go to: https://www.oahn.ca/resources/ontario-equine-disease-alerts/ and enter the disease surveillance portal.;;

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