July 8, 2020 – Strangles in Snohomish County, WA

Washington State Department of Agriculture

Number Confirmed: 1;

Number Exposed: 4;

Age: 13; Gender: Gelding; Breed: Quarter Horse (QH);

Onset of Clinical Signs: 6/25/2020;
Clinical Signs: Enlarged Submandibular Lymph Nodes, Nasal Discharge;

Confirmation Date: 6/29/2020;

Horse Status: Affected And Alive;

Vaccination Status: Unvaccinated;

Notes: Voluntary biosecurity measures and separation of animals are in place. Horse was purchased about 10 days prior to outbreak. No signs upon prepurchase.;


All information is sourced from 

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