West Nile virus, Williamson County
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Williamson County reported its first human case of West Nile Virus so far this year on Friday, July 19.
The Clark County Health Department says West Nile Virus has been detected in the area.
The Metro Public Health Department’s Pest Management Team detected West Nile Virus in a Madison mosquito population for the first time in 2025.
Evidence of West Nile Virus was found for the first time this year in Saginaw County.