Williamson County and Cities Health District
2018 Arbovirus Surveillance Information
|WCCHD actively monitors mosquitoes for West Nile Virus (WNV) arbovirus infection weekly between May-November. Mosquitoes are sent to the Texas Department of State Health Services Laboratory for testing and viral reporting.
Identification of infected mosquitos indicates increased risk for infection, but not finding infected mosquitos does not mean zero risk for infection. This page with be updated weekly May through October with the most current information.
Current Confirmed Human West Nile Virus Cases and Deaths
DSHS Arbovirus Weekly Activity Reports
For more information about the Mosquito Management Initiative contact Environmental Health Services at 512-943-3620.