West Nile Virus
Box Elder County, UT
Alert ID: 5203
October 06, 2026
Confirmed Case(s) - No Quarantine

Utah Department of Agriculture and Food

Number Confirmed: 2; 
Number Exposed: 20; 
Facility Type: Training Facility; 

Horse 1: 
Age: Yearling; Gender: Filly; Breed: Quarter Horse (QH); Confirmation Date: 9/24/2026; Horse Status: Recovering; Vaccination Status: Unvaccinated;