The U.S. Environmental Protection Agency (EPA) announced a comprehensive set of actions to address per- and polyfluoroalkyl substances (PFAS) contamination on April 28, 2025, with a focus on preventing PFAS from entering...more
The U.S. Environmental Protection Agency and the U.S. Army Corps of Engineers on Wednesday published a final rule defining “Waters of the United States,” or WOTUS, which determines the extent of federal regulatory authority...more
The U.S. District Court for the District of Arizona on August 30 vacated the 2020 Navigable Waters Protection Rule (NWPR) that redefined “waters of the United States” for purposes of Clean Water Act jurisdiction, effectively...more