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 Influenza

Wellington County, ON

Outbreak Identifier: 6860

Alert ID: 4364

May 16, 2025

Confirmed Case(s) - Voluntary Quarantine

Source: OMAFA

Number Confirmed: 1;
Number Suspected: 2;
Number Exposed: Unknown;
Facility Type: Private Facility;

Horse 1:
Age: 7; Gender: Gelding; Breed: Quarter Horse (QH); Usage: Barrel Racing; Clinical Signs: This gelding was at an event in Huron County and developed a fever after returning home on May 11. Sampling confirmed an infection with influenza virus.; Horse Status: Recovering; Vaccination Status: Unvaccinated;

Comments: The farm owner, working with their veterinarian, has instituted voluntary animal movement restrictions and biosecurity protocols.;

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