The public has until Monday to comment on the Environmental Protection Agency and Army Corps of Engineers' proposed changes to the "waters of the United States" definition that are expected to limit ...

The US Environmental Protection Agency is expanding its definition of per- and polyfluoroalkyl substances (PFAS)—at least for flagging contaminants for possible regulation in drinking water. In the ...

The Environmental Protection Agency and the U.S. Army Corps of Engineers have submitted a proposed new definition of waters of the United States, or WOTUS, but the situation is very ...

(Beyond Pesticides, July 30, 2025) The definition of per- and polyfluoroalkyl substances (PFAS), also known as “forever chemicals” due to their persistence, continues to be debated in regulatory ...