Equine Health Alerts

On September 21, 2026, an unvaccinated, 8 yr old Quarter Horse mare presented with muscle fasciculations and ataxia. Mare confirmed affected with West Nile Virus on October 7, 2026. Current status: Recovering For more information and to see other Disease Alerts, please visit https://equinediseasecc.org/alerts

From the Office of the State Veterinarian: 1 Equine Confirmed on 9/29/26 as Affected With West Nile Virus In CLINTON COUNTY KDA02 is a 9yr QUARTER HORSE Geld - ALIVE Onset Date: 09/18/25, On Friday, 9/18/26 owner advises some ataxia; 9/21 Presented ataxic, hyperesthesia, and inappetence. On 9/29 Patient described as much improved with favorable prognosis Vaccination: No WNV Vacc History, For more health alerts and information, please go to the Equine Disease Comm

The first confirmed case of Equine West Nile Virus in Kentucky is confirmed in Washington County, on September 18, 2026. From the Kentucky Department of Agriculture: Number Confirmed: 1; Number Exposed: Unknown; Number Euthanized: 1; Facility Type: Private Facility; Horse 1: Age: 3; Gender: Filly; Breed: Tennessee Walking Horses; Usage: Pleasure Riding; Onset of Clinical Signs: 9/5/2026; Clinical Signs: Inappetence, dehydrated, muscle fasciculations, lower lip paresis; C