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

Outbreak Identifier: 5154

Alert ID: 2522

March 31, 2022

Outbreak Update

Source: California Department of Food and Agriculture

Notes: Update Summary

Orange county #1 (original EDCC notification #2438): 23 confirmed (2 EHM, 21 fever) – PREMISES RELEASED 3/24

Orange county #2 (not posted individually): 16 confirmed (2 EHM, 14 fever/mild signs) – PREMISES RELEASED 3/30

Orange county #3 (original EDCC notification #2455): 27 confirmed (3 EHM, 24 fevers)- New case

Riverside county (original EDCC notification #2416): 35 confirmed (3 EHM, 32 fevers) – PREMISES RELEASED 3/23

San Mateo county #1 (original EDCC notification #2405): 40 confirmed (4 EHM, 36 fevers)-Unchanged

San Mateo county #2 (original EDCC notification #2479): 3 confirmed (1 EHM, 2 fever) – PREMISES RELEASED 3/26

Santa Clara county (original EDCC notification #2482): 2 confirmed (2 EHM)- Unchanged

Sonoma County (original EDCC notification #2510): 1 confirmed (1 EHM)- Unchanged

San Diego County (new premises): 1 confirmed (1 EHM)- New premises

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