Almost 100 million people in the US may be exposed to unregulated industrial chemicals in their drinking water, with communities of color especially at risk, according to a new analysis of federal monitoring data for water systems across the country.

"We need to do a better job at protecting source waters and reducing discharges of pollutants into water bodies," researcher Laurel Schaider said.

More than 97 million U.S. residents are served by U.S. public water systems (PWSs) with detectable levels of contaminants, and disparities related to race, ethnicity, and socioeconomic status are apparent,

Let this sink in. Over 97 million Americans have been exposed to toxic, unregulated contaminants in their drinking water that could harm their health, according to a new study that adds to growing concerns about the quality of US tap water.

Nearly a third of people in the U.S. have been exposed to unregulated contaminants in their drinking water that could impact their health, according to a new analysis by scientists at Silent Spring Institute.