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What are the most affected areas?

What are the most affected areas?

Department of Ecology is managing the clean-up of the Tacoma Smelter Plume. The area is too large to dig up all the contaminated soils. Instead, we are using a combination of clean-up and education. Download map of affected areas.

King County communities most affected are:

  • Vashon-Maury Island
  • Parts of Federal Way and Kent
  • Des Moines
  • SeaTac
  • Normandy Park
  • Burien
  • Tukwila
  • North Highline area
  • West Seattle

Find out if your yard is contaminated by the Tacoma Smelter Plume

Find out if your child's play area is contaminated by the Tacoma Smelter Plume

Ecology's Soil Safety Program tests and cleans up play areas at schools, childcares, and parks. Most of the clean-up work at these play areas have been completed. For more information, visit Ecology's Soil Safety Program's blog.

Check to see if your child's play area is impacted by the TSP:

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