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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.



Jefferson County, CO
Outbreak Identifier: 6810
Alert ID: 4312
April 17, 2025
Confirmed Case(s) - Official Quarantine

State Veterinarian

Number Confirmed: 1; 
Number Exposed: Unknown; 
Number Euthanized: 1; 
Facility Type: Boarding Facility; 

Horse 1: 
Age: 8; Gender: Gelding; Breed: Quarter Horse (QH); Usage: Roping; Clinical Signs: None; Confirmation Date: 4/15/2025; Horse Status: Euthanized;