‘Forever Chemicals’ Reach Tap Water via Treated Sewage, Study Finds

By Hiroko Tabuchi | The New York Times | January 13, 2025

Read the full article by Hiroko Tabuchi (The New York Times)

"As the world grapples with climate change, population growth and dwindling supplies of fresh water, more people are set to rely on treated wastewater to sustain their daily lives.

But wastewater, even after treatment, contains high levels of harmful “forever chemicals” that are already contaminating the drinking water of millions of Americans, researchers said in a study published on Monday that analyzed wastewater samples nationwide.

The study, led by researchers at Harvard and New York University, found elevated levels of six types of chemicals known as PFAS, or per- and polyfluoroalkyl substances, in the samples. The chemicals, which have been linked to cancer and other diseases, are known as forever chemicals because they don’t break down in the environment. Last year, the Environmental Protection Agency started to regulate PFAS in drinking water."

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