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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.



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Lewis County, WA
Outbreak Identifier: 4902
Alert ID: 2248
September 20, 2021
Confirmed Case(s) - No Quarantine

Washington State Veterinary Office

Number Confirmed: 1;
Facility Type: Private Facility;
Notes: A horse at a private facility in Lewis County has tested positive for West Nile Virus. For more information about West Nile Virus go to WNV factsheet.