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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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San Mateo County, CA
Outbreak Identifier: 5059
Alert ID: 2398
January 24, 2022
Outbreak Update

Wyoming State Veterinarian

Number Confirmed: 1;
Number Suspected: 5;
Number Exposed: 42;
Facility Type: Private Facility;
Restrictions: A horse on a premises in Park County has tested positive for EHV-1. The premises is quarantined for 10 days following removal (isolation) of any affected horse(s). For more information about EHV-1 go to the EHV factsheet.;