Outbreaks | Equine Disease Communication Center

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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Equine Herpesvirus- Neurologic

Orange County, CA

Outbreak Identifier: 5152

Alert ID: 2519

March 30, 2022

Quarantine Released

Source: California Department of Food and Agriculture

Notes: Orange county #1 (original EDCC notification #2438): 23 confirmed (2 EHM, 21 fever)- No additional cases to report. As there were no additional cases for fourteen (14) days on the home premises, the quarantine was released on March 24, 2022.

• Orange county #2 (not posted individually)16 confirmed (2 EHM, 14 fever/mild signs): No additional cases to report. As there were no additional cases for fourteen (14) days on the home premises, the quarantine was released on March 30, 2022.

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