Breaking News
National Equine Health Stakeholder Call-October 2026
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.



1 Week
2 Weeks
1 Month
2 Months
3 Months
3+ Months
No Results

The color range is based off of the selected End Date. If the End Date doesn't have a value it will use Today's Date.

Lambton County, ON
Outbreak Identifier: 4972
Alert ID: 2316
October 28, 2021
Confirmed Case(s) - No Quarantine

Ontario Ministry of Agriculture and Food and Rural Affairs

Number Confirmed: 1;
Facility Type: Private Facility;
Age: 2; Gender: Mare; Breed: Not Reported; Onset of Clinical Signs: Not Reported;
Clinical Signs: ataxia, Hind-end Weakness, Paralysis, Recumbency; Confirmation Date: Not Reported; Horse Status: Euthanized; Vaccination Status: Unvaccinated;
Notes: For more information about West Nile Virus go to the WNV factsheet.