A district court upheld EPA’s refusal to determine whether new water quality standards were necessary to control nitrogen and phosphorus pollution in the mainstem of the Mississippi River and the Northern Gulf of Mexico. The case arose after EPA denied environmental groups' petition to make such a...

The Fourth Circuit upheld a district court's ruling that a coal company's NPDES permit did not shield it from liability under the CWA because it did not comply with the terms of the permit. In March 2013, three environmental groups filed an action against a West Virginia coal company, alleging that ...

A district court denied in part and granted in part motions for summary judgment in a suit involving the effects of the Leavenworth [WA] National Fish Hatchery’s operation on endangered Chinook salmon and steelhead in Icicle Creek. An environmental group alleged NMFS's biological opinion (BiOp) an...

A district court held that EPA did not fail to carry out non-discretionary duties under the CWA when it failed to notify certain industrial and commercial dischargers that they are required to obtain discharge permits under the Rhode Island Pollution Discharge Elimination System and to provide them ...

A district court held that EPA did not fail to carry out non-discretionary duties under the CWA when it failed to notify certain industrial and commercial dischargers that they are required to obtain discharge permits under the Rhode Island Pollution Discharge Elimination System and to provide them ...

The Sixth Circuit upheld a district court ruling denying Michigan’s motion to stay a preliminary injunction ordering water system operators in Flint, Michigan, to provide bottled water to residents whose homes do not have properly installed and maintained water filters. On November 10, 2016, the c...

The D.C. Circuit dismissed as untimely a U.S. biofuel trade group’s lawsuit challenging EPA's decision to allow a group of Argentine biofuel producers to use certain recordkeeping practices in connection with sales of their product in the United States, and challenging the 2010 rule under which th...