The following map depicts the locations of current swimming beach sampling stations in King County.
To view the current bacteria, algal toxin, and temperature data, either click on the map or select from the list of beaches.
Units of bacteria data are cfu/100mL. Algal toxin units are µg/L. To view historical data and trends,
visit our archived bacteria and temperature data page.
Current beach closures, if any, are listed right hand
column of this page and will
appear as red dots on the map.
Visit Public Health -Seattle & King County
Swimmer's Itch Page to learn about swimmer's itch.