Breaking News
EDCC June 2024 Statistics
Learn More
Learn More

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.



Muskegon County, MI
Outbreak Identifier: 6308
Alert ID: 3786
July 15, 2024
Confirmed Case(s) - Voluntary Quarantine

Michigan Department of Agriculture and Rural Development

Number Confirmed: 1; 

Horse 1: 
Age: 13; Gender: Mare; Breed: Quarter Horse (QH); Onset of Clinical Signs: 7/4/2024; Clinical Signs: fever, nasal discharge, submandibular swelling; Confirmation Date: 7/10/2024; Horse Status: Affected And Alive; Vaccination Status: Status Unknown;

Montréal-Nord, QC
Outbreak Identifier: 6307
Alert ID: 3785
July 13, 2024
Confirmed Case(s) - Voluntary Quarantine

MAPAQ

Number Confirmed: 1; 
Number Exposed: Unknown; 
Facility Type: Stable; 

Horse 1: 
Age: Suckling Foal; Gender: Filly; Breed: Quarter Horse (QH); Onset of Clinical Signs: 6/17/2024; Clinical Signs: Past 3 weeks: a decline in energy, intermittent cough, and weight loss. Past week: worsening of the general condition, less appetite. Past 2 days, profuse diarrhea.; Confirmation Date: 7/10/2024; Horse Status: Deceased; 

Comments: Feces: Salmonella group B;

El Dorado County, CA
Outbreak Identifier: 6281
Alert ID: 3784
July 11, 2024
Quarantine Released

California Department of Food and Agriculture

Number Confirmed: 2; 
Number Suspected: 4; 
Number Exposed: 28; 
Comments: No additional cases were confirmed during the quarantine monitoring period. The quarantine has been released.; 
Previous Alerts: 3754

Madison County, FL
Outbreak Identifier: 6306
Alert ID: 3783
July 10, 2024
Confirmed Case(s) - No Quarantine

FDACS Veterinary Medical Officer

Number Confirmed: 1; 
Number Suspected: Unknown; 
Number Exposed: Unknown; 
Facility Type: Private Facility; 

Horse 1: 
Age: 1; Gender: Gelding; Breed: Quarter Horse (QH); Onset of Clinical Signs: 6/29/2024; Clinical Signs: Depression, Muscle twitching, incoordination, head pressing.; Confirmation Date: 7/9/2024; Horse Status: Deceased; Vaccination Status: Unvaccinated;

Comments: This is Florida's 17th EEE for 2024.;

Colfax County, NE
Outbreak Identifier: 6305
Alert ID: 3782
July 05, 2024
Confirmed Case(s) - Official Quarantine

Nebraska Department of Agriculture

Number Confirmed: 1; 
Comments: The Nebraska Department of Agriculture (NDA) has confirmed a case of equine infectious anemia (EIA) in a horse in Colfax County. This is the first confirmed case of EIA in Nebraska since 2013. The horses on the infected premises have been quarantined and will be released after state regulations are met. NDA staff are working with the owner and local veterinarian to monitor potentially exposed horses.;

Simcoe County, ON
Outbreak Identifier: 6304
Alert ID: 3781
July 03, 2024
Confirmed Case(s) - Voluntary Quarantine

OMAFRA

Number Confirmed: 1; 
Number Suspected: Unknown; 
Number Exposed: Unknown; 
Facility Type: Boarding Facility; 

Horse 1: 
Age: 5; Gender: Mare; Breed: Quarter Horse (QH); Clinical Signs: This mare is one of several horses displaying signs of respiratory disease in the barn which range from fever, nasal discharge, mildly swollen lymph nodes and occasional cough. Horses returned from a competition a few days before the index case (a gelding) was examined for nasal discharge and slightly enlarged lymph nodes. S. equi testing was negative in the index case and the influenza-positive mare. Within the next 48-72 hours several of the horses in the barn developed similar respiratory signs. Some of the horses are vaccinated for influenza and have more mild signs.; Confirmation Date: 6/26/2024; 

Comments: The facility manager is working with their veterinarian and has implemented voluntary animal movement restrictions and infection control procedures.;

Holmes County, FL
Outbreak Identifier: 6303
Alert ID: 3780
July 03, 2024
Confirmed Case(s) - No Quarantine

Florida Department of Agriculture and Consumer Services

Number Confirmed: 1; 
Number Exposed: Unknown; 
Number Euthanized: 1; 
Facility Type: Private Facility; 

Horse 1: 
Age: 3; Gender: Mare; Breed: POA; Onset of Clinical Signs: 6/17/2024; Clinical Signs: left side head tilt and circling to the left; Confirmation Date: 7/2/2024; Horse Status: Euthanized; Vaccination Status: Unvaccinated;

Comments: This is the 16th confirmed EEE for Florida in 2024.;

Madison County, FL
Outbreak Identifier: 6302
Alert ID: 3779
July 02, 2024
Confirmed Case(s) - No Quarantine

Florida Department of Agriculture and Consumer Services

Number Confirmed: 1; 
Number Exposed: 3; 
Number Euthanized: 1; 
Facility Type: Private Facility; 

Horse 1: 
Age: 2; Gender: Stallion; Breed: Quarter Horse (QH); Onset of Clinical Signs: 6/20/2024; Clinical Signs: cellulitis and neurological; Confirmation Date: 6/28/2024; Horse Status: Euthanized; Vaccination Status: Unvaccinated;

Comments: This is the 15th confirmed case of EEE for Florida in 2024.;

Indian River County, FL
Outbreak Identifier: 6301
Alert ID: 3778
July 02, 2024
Confirmed Case(s) - Official Quarantine

Florida Department of Agriculture and Consumer Services

Number Confirmed: 1; 
Number Exposed: 30; 
Facility Type: Boarding Facility; 

Horse 1: 
Onset of Clinical Signs: 6/27/2024; Confirmation Date: 7/2/2024; Vaccination Status: Status Unknown;

Comments: This is the 34th confirmed premises with strangles for Florida in 2024.;

Oakland County, MI
Outbreak Identifier: 6287
Alert ID: 3777
July 02, 2024
Outbreak Update

Michigan Department of Agriculture and Rural Development

Comments: MDARD was notified on July 2, 2024 that the filly reported under alert 3760 underwent further testing and was found to actually have a vaccine-induced abscess.; 
Previous Alerts: 3760