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Disease Alerts

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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Canyon County, ID
Alert ID: 1012
August 31, 2018

Idaho State Veterinarian

The Idaho State Veterinarian has confirmed a case of West Nile Virus in a horse at a private facility in Canyon County. An unvaccinated two-year-old Quarter Horse filly showed an onset of clinical signs on August 27th, 2018 including facial and muscle fasciculations and grade 2/5 ataxia in all four limbs. WNV was confirmed at the ISDA Animal Health Laboratory on ELISA. This is Idaho’s fourth confirmed case of equine WNV.