Testing and treating water for PFAS. In 1972, the Environmental Protection Agency found chemical companies were discharging industrial waste into the Mississippi River, which Louisiana residents ...

A water quality analyst with Connecticut Water analyzes a water sample at the William Stewart Drinking Water Treatment Facility in Naugatuck. Credit: CT Water Service photo A lot can change in 50 ...

Municipalities across the U.S. have been safely adding fluoride to their tap water for decades, and reams of data prove the mineral has worked wonders in strengthening enamel and preventing tooth ...

Fortunately, most drinking water is safe to drink. Here are a few contaminants to look out for, along with tips to test for and treat them. John Carlsen has more than a decade of experience testing ...