California Reports 8th Confirmed Equine WNV Case of 2026
Edited Press Release
August 31, 2026
A Quarter Horse filly in Contra Costa County has tested positive for the disease.
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A Quarter Horse filly in Contra Costa County has tested positive for the disease.
One horse in Gallatin County has tested positive.
The horse lives in Bay County.
The cases are located in Blount County, where a third case is suspected.
The horses lived at a private facility in Clark County.
The cases are located in Cache and Weber counties.
The horse lives in Calumet County.
The case is located in Uinta County.
The horses live in Laramie County.
A yearling Quarter Horse filly in Stanislaus County has tested positive for the disease.
Two horses have tested positive for the disease.
Two additional horses at the farm in Flathead County have been exposed.
Three new equine WNV cases have been reported to the EDCC.
A quarantine has not been issued for the case.
The King County facility is under a self-imposed quarantine.
The sick horse is currently recovering.
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