Oregon
Equine Disease Alerts
Risk Assessment
Risk Level
🟠 Elevated
Multiple cases - enhanced biosecurity recommended
Cases (30 days)
9
Total Cases
52
Total Alerts
37
Neighboring States
Track a specific disease in Oregon
Detailed activity, alerts, and risk for each disease reported here.
Disease Activity in Oregon
Weekly case intensity by disease - Hover for details
Oct
Nov
Dec
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Strangles
30
Pigeon Fever
7
Flu
6
WNV
4
EHV-1
2
Equine Rhinitis Viruses
1
Apr
May
Jun
Jul
Aug
Sep
Strangles
Pigeon Fever
Flu
WNV
EHV-1
Equine Rhinitis Viruses
LessMore
💡
Strangles shows peak activity in winter/early spring (Jan-Mar) with 60% of cases occurring during this period.
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Equine Health Resources
Resource information for Oregon is not yet available. Please contact your state agriculture department for equine health resources.
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Recent Alerts in Oregon
Pigeon Fevervoluntary quarantine
Josephine
1 cases
Sep 25, 2026
Pigeon Feverofficial quarantine
Deschutes
1 cases
Sep 24, 2026
Pigeon Feverofficial quarantine
Deschutes
0 cases
Sep 23, 2026
Pigeon Feverofficial quarantine
Umatilla
1 cases
Sep 23, 2026
Pigeon Feverofficial quarantine
Deschutes
0 cases
Sep 23, 2026
Pigeon Feverofficial quarantine
Deschutes
1 cases
Sep 14, 2026
Pigeon Feverofficial quarantine
Deschutes
0 cases
Sep 14, 2026
Stranglesofficial quarantine
Crook
2 cases
Sep 2, 2026
Equine Rhinitis Virusesvoluntary quarantine
Josephine
1 cases
Sep 2, 2026
Stranglesactive
Crook
1 cases
Sep 1, 2026
West Nile Virusactive
Malheur
1 cases
Aug 31, 2026
Stranglesofficial quarantine
Lake
Farm
1 cases
Aug 19, 2026
West Nile Virusactive
Union
1 cases
Aug 14, 2026
Pigeon Feverofficial quarantine
Deschutes
1 cases
Aug 12, 2026
Pigeon Feverofficial quarantine
Deschutes
1 cases
Aug 5, 2026
Equine Influenzaofficial quarantine
Crook
1 cases
Jul 31, 2026
Stranglesofficial quarantine
Clackamas
1 cases
Jul 31, 2026
Equine Herpesvirus-1 (EHV-1)official quarantine
Crook
1 cases
Jun 23, 2026
Stranglesofficial quarantine
Baker
2 cases
Jun 16, 2026
Equine Herpesvirus-1 (EHV-1)official quarantine
Yamhill
1 cases
May 30, 2026
Stranglesofficial quarantine
Lane
1 cases
May 23, 2026
Stranglesofficial quarantine
Clackamas
1 cases
May 22, 2026
Stranglesofficial quarantine
Crook
1 cases
May 18, 2026
Stranglesactive
Marion
Veterinary Hospital
1 cases
May 13, 2026
Stranglesvoluntary quarantine
Washington
Veterinary Hospital
1 cases
May 6, 2026
Pigeon Feverofficial quarantine
Benton
Private Facility
1 cases
Apr 24, 2026
Equine Influenzaofficial quarantine
Crook
Private Facility
1 cases
Apr 16, 2026
Equine Influenzaofficial quarantine
Yamhill
Boarding Facility
2 cases
Apr 7, 2026
Equine Influenzaofficial quarantine
Yamhill
Boarding Facility
1 cases
Apr 2, 2026
Equine Influenzaofficial quarantine
Lake
Training Facility
1 cases
Mar 31, 2026
Stranglesofficial quarantine
Linn
1 cases
Mar 10, 2026
Stranglesofficial quarantine
Harney
Farm
9 cases
Mar 9, 2026
Stranglesofficial quarantine
Harney
Farm
8 cases
Mar 6, 2026
West Nile Virusactive
Lake
Farm
1 cases
Oct 9, 2025
West Nile Virusactive
Lake
Farm
1 cases
Oct 7, 2025
Equine Influenzaofficial quarantine
Washington
Boarding Facility
1 cases
Aug 22, 2024
West Nile Virusactive
Malheur
1 cases
Aug 22, 2024