Equine Herpesvirus-1 Neurologic in Ontario
As of June 2026, Ontario has 1 Equine Herpesvirus-1 Neurologic alert in the past 30 days (1 confirmed case).
Risk Level
🟡 Moderate
Isolated cases — monitor the situation
Cases (30 days)
1
Total Cases
13
Counties Affected
11
Most recent Equine Herpesvirus-1 Neurologic alert in Ontario: Jun 9, 2026
Equine Herpesvirus-1 Neurologic Alerts in Ontario
Simcoe, Ontario
Jun 9, 2026 · voluntary quarantine
1
confirmed
Dufferin, Ontario
Apr 2, 2026 · voluntary quarantine
1
confirmed
Regional Municipality of York, Ontario
Feb 17, 2026 · voluntary quarantine
1
confirmed
Regional Municipality of Waterloo, Ontario
Oct 30, 2025 · voluntary quarantine
1
confirmed
Regional Municipality of Halton, Ontario
Sep 5, 2025 · voluntary quarantine
1
confirmed
City of Toronto, Ontario
Jun 20, 2025 · voluntary quarantine
1
confirmed
Wellington, Ontario
Apr 14, 2025 · voluntary quarantine
1
confirmed
Regional Municipality of Niagara, Ontario
Mar 10, 2025 · voluntary quarantine
2
confirmed
City of Ottawa, Ontario
Nov 20, 2024 · voluntary quarantine
2
confirmed
Grey, Ontario
Oct 30, 2024 · voluntary quarantine
1
confirmed
Elgin, Ontario
Oct 30, 2024 · voluntary quarantine
1
confirmed
About Equine Herpesvirus-1 Neurologic
Neurological form of EHV-1 causing paralysis and ataxia
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