# US drinking water could contain double the reported PFAS levels, model estimates

- Source: Phys.org
- Published: 2026-10-23T15:00:04+00:00
- Category: Science
- Original: https://phys.org/news/2026-10-pfas.html
- Canonical: https://groundlevelnews.com/story/us-drinking-water-could-contain-double-the-reported-pfas-levels-model--d70d13/

Common ways of reporting perfluoroalkyl and polyfluoroalkyl substances (PFAS)—the man-made, so-called forever chemicals that pose environmental and health threats—could underestimate the concentration of PFAS in U.S. drinking water by as much as half, according to a study being published Oct. 23 in Cell Reports Sustainability.

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