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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.



City of Ottawa, ON
Outbreak Identifier: 6648
Alert ID: 4121
November 20, 2024
Confirmed Case(s) - Voluntary Quarantine

OMAFA

Number Confirmed: 2; 
Number Suspected: 3; 
Number Exposed: Unknown; 
Facility Type: Boarding Facility; 

Horse 1: 
Onset of Clinical Signs: 11/4/2024; Clinical Signs: On Nov 9, three horses developed acute ataxia (ages 24, 30 and 17). They are all recovering. Two of the 3 tested positive for EHV-1 by PCR. A fourth horse developed acute ataxia on Nov 12 and is also recovering. A fifth horse was placed in isolation on Nov 14. All horses are being isolated at the facility.; Vaccination Status: Vaccinated;

Comments: The barn manager has implemented voluntary animal movement restrictions and is working with their veterinarian on biosecurity measures.;

Jackson County, FL
Outbreak Identifier: 6647
Alert ID: 4120
November 20, 2024
Confirmed Case(s) - No Quarantine

FDACS Veterinary Medical Officer

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

Horse 1: 
Age: 1; Gender: Filly; Breed: Quarter Horse (QH); Onset of Clinical Signs: 11/7/2024; Clinical Signs: Incoordination, head pressing, inability to stand; Confirmation Date: 11/20/2024; Horse Status: Euthanized; Vaccination Status: Unvaccinated;

Comments: This is Florida's 22nd confirmed case for 2024;

Coal County, OK
Outbreak Identifier: 6646
Alert ID: 4119
November 19, 2024
Confirmed Case(s) - No Quarantine

State Veterinarian

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

Horse 1: 
Age: 7; Gender: Mare; Breed: Quarter Horse (QH); Usage: Breeding; Onset of Clinical Signs: 10/18/2024; Clinical Signs: Lateral recumbency and unable to rise, stiff in hind limbs; Confirmation Date: 11/14/2024; Horse Status: Euthanized; Vaccination Status: Unvaccinated;

Simcoe County, ON
Outbreak Identifier: 6645
Alert ID: 4118
November 18, 2024
Confirmed Case(s) - Voluntary Quarantine

OMAFA

Number Confirmed: 2; 
Number Suspected: Unknown; 
Number Exposed: Unknown; 
Facility Type: Private Facility; 

Horse 1: 
Gender: Mare; Breed: Miniature Horse; Onset of Clinical Signs: 11/4/2024; Clinical Signs: Fever, coughing and nasal discharge in a group of miniature horses. Two minis were new to the property, were housed separately for two weeks but were adjacent to the resident herd's paddock.; Horse Status: Recovering; Vaccination Status: Unvaccinated;

Comments: The farm owner has instituted voluntary animal movement restrictions and is working with their veterinarian on biosecurity measures.;

Information Only
MRC Haut-Saint-Laurent, QC
Outbreak Identifier: 6644
Alert ID: 4117
November 18, 2024
Confirmed Case(s) - No Quarantine

MAPAQ

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

Horse 1: 
Age: 20; Gender: Mare; Breed: Quarter Horse (QH); Onset of Clinical Signs: 11/8/2024; Clinical Signs: Fever, incoordination, sweating of the hind limbs.; Confirmation Date: 11/16/2024; Horse Status: Recovered; 

Comments: The disease diagnosis is Anaplasmosis 

Spokane County, WA
Outbreak Identifier: 6643
Alert ID: 4116
November 18, 2024
Confirmed Case(s) - Official Quarantine

State Veterinarian Office.

Number Confirmed: 2; 
Number Suspected: 1; 
Number Exposed: Unknown; 
Number Euthanized: 1; 
Facility Type: Training Facility; 
Comments: Horse facility where multiple roping/training events happen weekly. Small number of horses board there. First horse was a boarder that went down and was euthanized about 11/14. Second exposed horse went down 11/16. Died next day. Process of trying to trace many exposed and exposed to exposed. Anacell biologic being used upon request for exposed animals. Dr. Swannack in leading this, as well as Dr. Roseburg from McKinlay and Peters. Trace and testing is ongoing at this time.;

Sturkie County, AR
Outbreak Identifier: 6642
Alert ID: 4115
November 17, 2024
Confirmed Case(s) - No Quarantine

Attending veterinarian

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

For more information about West Nile Virus see: https://www.equinediseasecc.org/west-nile-virus

Washington County, WI
Outbreak Identifier: 6641
Alert ID: 4114
November 15, 2024
Confirmed Case(s) - Voluntary Quarantine

Wisconsin Department of Agriculture, Trade and Consumer Protection

Number Confirmed: 2; 
Number Suspected: 1; 
Number Exposed: Unknown; 
Facility Type: Boarding Facility; 

Horse 1: 
Age: Weanling; Gender: Colt; Breed: Appaloosa; Confirmation Date: 11/15/2024; 

Horse 2: 
Age: 3; Gender: Gelding; Breed: Saddlebred; Confirmation Date: 11/15/2024;

Chemung County, NY
Outbreak Identifier: 6640
Alert ID: 4113
November 15, 2024
Confirmed Case(s) - No Quarantine

State Animal Health Official

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

Horse 1: 
Age: 19; Gender: Mare; Breed: Paint; Onset of Clinical Signs: 11/4/2024; Clinical Signs: acute onset of ataxia, bruxism, excessive chewing, tachycardia and depression; Horse Status: Euthanized; Vaccination Status: Undervaccinated;

Meadow Lake No. 588, SK
Outbreak Identifier: 6639
Alert ID: 4112
November 15, 2024
Confirmed Case(s) - Official Quarantine

Canadian Food Inspection Agency

Number Confirmed: 1; 
Number Suspected: Unknown; 
Number Exposed: Unknown; 

Comments: For more information, view the dashboard at  https://app.powerbi.com/view?r=eyJrIjoiOGFiMTAwYjAtZDkzZC00ZmZhLTk4ZTgtNGJjYmNjZjU3MmE4IiwidCI6IjE4YjVhNWVkLTFkODYtNDFkMy05NGEwLWJjMjdkYWUzMmFiMiJ9