Skip to main content
King County logo

Levels of lead and arsenic soil contamination can be different from place to place. It is based on:

  • Distance from the smelter
  • Wind currents
  • Geographic features (such as hills)
  • If soil has been disturbed during construction, gardening, or other activities

With funding from the Department of Ecology's settlement with Asarco, we are:

  • Collecting soil samples from residential yards, within a defined service area
  • Providing soil sample results to homeowners, along with an explanation of what that means
  • Providing outreach and education to residents
  • Partnering with community and gardening groups to increase education
  • Providing outreach to schools and child care facilities

The Department of Ecology is also:

More information can be found on the Washington State Department of Ecology TSP website.