This is a table of the current and historical West Nile Virus Activity in Washington State. Historical data includes activity back to 2002. Activity counts include human cases by county of residence,
Polygons depict time of travel estimates for active public drinking water supplies. Source location data were obtained from the Washington State Department of Health, Office of Drinking Water. Data is
Shellfish biotoxin closure zones in Puget Sound and Washington coastal areas. The areas also support the Internet biotoxin bulletin applications at https://fortress.wa.gov/doh/biotoxin/biotoxin.html a
This dataset is used to display public beaches with a status of open, closed or advisory for recreational shellfish harvesting. It also supports the Shellfish Biotoxin Program mapping site at https://
