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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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Eastern Equine Encephalitis
Holmes, Washington, Osceola, Suwannee Counties, FL
Alert ID: 1273
June 17, 2019

Florida Department of Agriculture and Consumer Services

Number Confirmed: 1;
Age: 12; Gender: Gelding; Breed: Arabian; Clinical Signs: Not Reported; Confirmation Date: 6/7/2019; Horse Status: Recovering; Vaccination Status: Status Unknown;
Notes: On June 7th, one horse in Holmes County tested positive for Eastern Equine Encephalitis (EEE). The 12 year old Arab gelding with an unknown vaccination history is currently recovering with supportive care.;

Number Confirmed: 1;
Age: 20; Gender: Not Reported; Breed: Rocky Mountain Horse; Clinical Signs: Not Reported; Confirmation Date: 6/11/2019; Horse Status: Euthanized; Vaccination Status: Status Unknown;
Notes: On June 11th, one horse in Washington County tested positive for Eastern Equine Encephalitis (EEE). The 20 year old Rocky Mountain Horse with an unknown vaccination history was euthanized due to a poor prognosis.;

Number Confirmed: 1;
Age: 7; Gender: Not Reported; Breed: Quarter Horse (QH); Clinical Signs: Not Reported; Confirmation Date: 6/14/2019; Horse Status: Euthanized; Vaccination Status: Status Unknown; Notes: On June 14th, one horse in Holmes County tested positive for Eastern Equine Encephalitis (EEE). The 7 year old Quarter Horse with no vaccination history was euthanized due to a poor prognosis. ;

Number Confirmed: 1;
Number Exposed: Not Reported;
Age: 2; Gender: Not Reported; Breed: Quarter Horse (QH); Clinical Signs: Not Reported; Confirmation Date: 6/14/2019; Horse Status: Euthanized; Vaccination Status: Status Unknown; Notes: On June 14th, one horse in Osceola County tested positive for Eastern Equine Encephalitis (EEE). The 2 year old Quarter Horse with no vaccination history was euthanized due to a poor prognosis.;

Number Confirmed: 1;
Age: 1; Gender: Not Reported; Breed: Miniature Horse; Clinical Signs: Not Reported; Confirmation Date: 6/14/2019  Horse Status: Euthanized; Vaccination Status: Status Unknown; Notes: On June 14th, one horse in Suwannee County tested positive for Eastern Equine Encephalitis (EEE). The 1 year old Miniature Horse with no vaccination history was euthanized due to a poor prognosis. ;

Number Confirmed: 1
Age: 3; Gender: Not Reported; Breed: Warmblood (WB);Clinical Signs: Not Reported; Onset of Clinical Signs: 6/4/2019; Confirmation Date: 6/14/2019; Horse Status: Euthanized; Vaccination Status: Vaccinated; Notes: On June 14th, one horse in Suwannee County tested positive for Eastern Equine Encephalitis (EEE). The 3 year old Warmblood was last vaccinated on June 4th of this year. The horse was euthanized due to a poor prognosis. There have been 18 confirmed cases of EEE in Florida in 2019. ;
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