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Tap Water in 27 States Shows Levels of Toxic Chemicals: Report

June 8, 2017, 10:27 PM

The drinking water supplies of about 15 million residents in 27 states have unsafe levels of two potentially toxic chemicals once used in common household products, environmental advocates said in a June 8 report.

Water supplies for some of the largest U.S. metropolitan areas, including Los Angeles County and Miami, have atypically high levels of perfluorooctanoic acid (PFOA), formerly used by DuPont Co. to make Teflon coatings for cookware, and perfluorooctanesulfonic acid (PFOS), once an ingredient in 3M Co. product Scotchgard. The chemicals have been linked to cancer and a weakened immune system, the report said.

While the report, ...