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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West Nile Virus

Canyon County, ID

Outbreak Identifier: 5800

Alert ID: 3235

August 24, 2023

Confirmed Case(s) - No Quarantine

Source: State Veterinarian

Number Confirmed: 1;
Number Exposed: 70;
Facility Type: Private Facility;
Age: 20; Gender: Gelding; Breed: Quarter Horse (QH); Usage: Trail Riding; Onset of Clinical Signs: 8/18/2023;
Clinical Signs: Acutely neurologic 3/5; muscle fasciculations; Confirmation Date: 8/23/2023; Horse Status: Recovering; Vaccination Status: Undervaccinated;
Comments: Horse resides at large equine facility with horses of all ages. No other horses on the facility have demonstrated symptoms consistent with WNv, to-date.;

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