The Fifth Circuit dismissed environmental groups' petition to review an EPA rule granting Louisiana primary enforcement authority over Class VI underground carbon sequestration wells. The…

The Sixth Circuit denied environmental groups' petition to review the Tennessee Department of Environment and Conservation's (TDEC's) order issuing a water quality certification for…

A district court enjoined construction on a dam expansion project in Colorado in environmental groups' challenge to the Army Corps of Engineers' issuance of a dredge and fill permit. The…

The Fifth Circuit affirmed denial of summary judgment for two Native American tribes and an environmental group in a challenge to a CWA §404 permit issued by the Army Corps of Engineers to expand…

The U.S. Supreme Court held, 5-4, that the CWA does not authorize EPA to include "end-result" provisions in NPDES permits, in a lawsuit concerning the Agency's issuance of a renewal…

A district court granted summary judgment for an environmental group in a lawsuit alleging that an equestrian center was unlawfully discharging pollutants into waters of the United States. The…

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In an unpublished opinion, the Sixth Circuit granted environmental groups' motion to stay CWA permits issued for construction of a proposed pipeline in Tennessee.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