New York moves to regulate a 'likely human carcinogen'

New York state is proposing the country’s first firm limit on a chemical found in drinking water in heavy concentrations in some Long Island, New York communities. 1,4-dioxane has been labeled a “likely human carcinogen” by the EPA, but is not currently regulated in drinking water at the federal level. Hari Sreenivasan reports in this follow-up to our 2017 story.