Water

A district court vacated the Army Corps of Engineers' permit approvals under the CWA and the Rivers and Harbors Act (RHA) for development of a new port along the Delaware River. Three upriver…

A district court held that the Army Corps of Engineers violated the CWA and NEPA by issuing a dredge-and-fill permit to a municipal water utility to allow a dam expansion project in Denver.…

In an unpublished opinion, the Sixth Circuit granted environmental groups' motion to stay CWA permits issued for construction of a proposed pipeline in Tennessee. The groups argued the…

A district court denied USDA's motion to alter judgment in a lawsuit challenging the Natural Resources Conservation Service's (NRCS') 2020 final rule concerning pre-1996 wetland…

A district court granted in part and denied in part summary judgment for environmental groups in a challenge to the Army Corps of Engineers' nationwide permit authorizing the installation of…

The Third Circuit dismissed for lack of jurisdiction a chemical company's petition to review EPA's health advisory for HFPO-DA, a chemical found in drinking water. The company argued the…

The U.S. Supreme Court, 5-4, denied two states' motion to enter into a consent decree in a lawsuit concerning a 1938 interstate agreement that apportions the waters of the Rio Grande River…

A district court denied a commercial fisherman's motion to preliminarily enjoin the Army Corps of Engineers and EPA from enforcing a 2023 rule that revised the definition of "waters of…

The Ninth Circuit reversed in part summary judgment for the operators of a marine cargo terminal on Puget Sound in a CWA citizen suit concerning stormwater discharges. An environmental group…

A district court denied the state of Florida's motion for a limited stay of the court's prior ruling vacating EPA's approval of Florida's application to assume permitting…