Story perspectives
40 Million Americans at Risk from Unregulated Well Contaminants
2/2/2026
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Story summary
- About 40 million Americans rely on private wells that lack federal PFAS testing.
- Private wells are largely unregulated, leaving owners unaware of PFAS risks.
- Wisconsin tied high PFAS levels to a nearby paper mill, and North Carolina contamination spread nearly 100 miles from a chemical plant.
- Twenty states do not test private wells for PFAS unless problems are suspected.
