Story perspectives
3M's Swansea Factory: Decades of Toxic Exposure Uncovered
12/16/2025
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Story summary
- The 3M Company factory in Swansea closed in 2023 after decades of exposure to PFOS and PFOA.
- 3M knew the risks since the 1970s but did not inform employees.
- A 2006 incident released contaminated foam into the environment, affecting local waterways.
- Recent tests showed PFOS levels in soil and water far exceeding safe limits.
- 3M remediated the site and pledged $1 billion for water treatment technologies.
