A district court granted in part and denied in part an environmental group's motion for summary judgment in a CWA citizen suit concerning the Forest Service's discharge of aerially deployed fire retardant into navigable waters of the United States without an NPDES permit. The group argued the Servic...

The D.C. Circuit granted in part environmental groups' petitions to review FERC orders allowing the Mountain Valley Pipeline project to proceed. The groups argued FERC erred by allowing construction to resume before the pipeline owner reacquired all its other permits, that constructing segments of t...

The U.S. Supreme Court held that the CWA extends to only those "wetlands with a continuous surface connection to bodies that are 'waters of the United States' in their own right," such that they are indistinguishable from those waters, in a challenge to an EPA compliance order stating that landowner...