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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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Larimer County, CO
Outbreak Identifier: 7198
Type: EHV-1
Alert ID: 4808
December 23, 2025
Quarantine Released

State Veterinarian's Office

Number Confirmed: 1; 
Number Exposed: Unknown; 
Comments: Notice of quarantine release; 
Previous Alerts: 4730, 4723