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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.



Las Animas County, CO
Outbreak Identifier: 6940
Alert ID: 4454
August 05, 2025
Confirmed Case(s) - No Quarantine

State Veterinarian

Number Confirmed: 1; 
Number Suspected: 1; 
Number Exposed: 3; 
Facility Type: Farm; 

Horse 1: 
Age: 6; Gender: Mare; Breed: Standardbred; Usage: Pleasure Riding; Onset of Clinical Signs: 7/24/2025; Clinical Signs: Weakness Ataxia; Confirmation Date: 7/29/2025; Horse Status: Deceased; Vaccination Status: Unvaccinated;