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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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Jefferson County, CO
Outbreak Identifier: 5091
Alert ID: 2440
February 25, 2022
Confirmed Case(s) - Voluntary Quarantine

Attending Veterinarian

Number Confirmed: 1;
Number Exposed: 6;
Facility Type: Private Facility;
Age: 6; Gender: Gelding; Breed: Quarter Horse (QH); Usage: therapy horse; Onset of Clinical Signs: 2/20/2022;
Clinical Signs: Bilateral mucoid nasal discharge, Pyrexia, cough; Horse Status: Affected And Alive; Vaccination Status: Status Unknown;
Notes: A horse at a private facility in Jefferson County has tested positive for Equine Influenza. The horse was purchased at a sale and developed clinical signs within 24 hours. For more information about Equine Influenza go to: Equine Influenza factsheet.