Confirmed Case(s) – No Quarantine Source: Utah Department of Agriculture and Food Number Confirmed: 1 Number Exposed: 9 Facility Type: Farm Horse 1: Age: 3; Gender: Filly; Breed: Quarter Horse (QH); Usage: Barrel Racing; Onset of Clinical Signs: 10/1/2025; Clinical Signs: Reluctance to move and seemed painful with lip twitching. Treated with NSAIDs and antimicrobials for 4 days. Fully recovered; Confirmation Date: 10/7/2025; Horse Status: Recovered; Vaccination Status: Vaccinated See past published Outbreak Alerts: https://nwhorsesource.com/category/news/alerts

Confirmed Case(s) – No Quarantine Source: Attending Veterinarian Number Confirmed: 1 Number Exposed: 3 Facility Type: Farm See past published Outbreak Alerts: https://nwhorsesource.com/category/news/alerts

Confirmed Case(s) – No Quarantine Source: Utah Department of Agriculture and Food San Juan County, UT: Number Confirmed: 1Number Exposed: 4Facility Type: Farm Horse 1: Age: 5; Gender: Mare; Breed: Quarter Horse (QH); Usage: Breeding; Onset of Clinical Signs: 9/19/2025; Clinical Signs: Pregnant mare with forelimb ataxia. Treated by veterinarian with anti-inflammatories and antimicrobials. Ataxia resolving by the next day.; Confirmation Date: 9/29/2025; Horse Status: Recovering; Vaccination Status: Undervaccinated. Comments: housed close to … Read More