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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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West Nile Virus
Stanislaus, Butte, San Bernardino and San Joaquin County, CA
Alert ID: 1812
September 15, 2020

California Department of Food and Agriculture

Stanislaus County
Number Confirmed: 1;
Age: 1; Gender: Gelding; Breed: Quarter Horse (QH); Onset of Clinical Signs: 8/23/2020;
Clinical Signs: Ataxia, Falling Over, Mildly febrile; Confirmation Date: 9/3/2020; Horse Status: Affected And Alive; Vaccination Status: Status Unknown;
 

Butte County
Number Confirmed: 1;
Age: 13; Gender: Stallion; Breed: Mustang; Onset of Clinical Signs: 9/7/2020;
Clinical Signs: Recumbent, Unable to Rise, Weakness, Muscle fasciculations in shoulder; Confirmation Date: 9/10/2020; Horse Status: Euthanized; Vaccination Status: Unvaccinated;

San Bernardino County 
Number Confirmed: 1;
Age: 3; Gender: Gelding; Breed: Buckskin; Onset of Clinical Signs: 9/3/2020;
Clinical Signs: Ataxia; Confirmation Date: 9/10/2020; Horse Status: Affected And Alive; Vaccination Status: Status Unknown;
 

San Joaquin County 
Number Confirmed: 1;
Age: 5; Gender: Mare; Breed: Friesian; Onset of Clinical Signs: 9/6/2020;
Clinical Signs: Difficulty Rising, lethargy, Mild Ataxia, Decreased Appetite, Delayed Menace; Confirmation Date: 9/14/2020; Horse Status: Affected And Alive; Vaccination Status: Unvaccinated;
Notes: For more information about WNV go to https://aaep.org/sites/default/files/Documents/Outside%20Linked%20Documents/DiseaseFactsheet_WNV.pdf;
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