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 the CWA's citizen suit provision does not allow for judicial review of EPA's decision to disapprove Maine's water quality standards. In 2015, EPA issued a formal decision in which it approved some of Maine’s water quality standards but disapproved three of Maine’s human hea...

A district court held that an Illinois excavation company was liable under the CWA for discharging pollutants into a river without a permit. The company discharged concrete, dirt, and other pollutants on the banks and bed of the Green River during its construction and maintenance of a levee. The com...

The Sixth Circuit, in litigation over the "waters of the United States" (WOTUS) rule, held that an internal U.S. Army Corps of Engineers memorandum critical of the rule's technical analysis may be included in the record. Petitioners argued that the litigation record omits several materials that were...

A district court held that environmental groups have standing to sue EPA under the APA and CWA for its failure to disapprove West Virginia's §303(d) list, which lacks TMDLs for waterbodies previously identified as "biologically impaired." The groups' members use some, but not all, impaired waterbod...

A district court held that environmental groups may go forward with some, but not all, of their CWA claims against TVA concerning coal ash contamination stemming from a coal-fired power plant near Gallatin, Tennessee. The groups allege that TVA knew that the ash ponds' construction and the area's to...

The Eleventh Circuit affirmed a lower court decision upholding the U.S. Army Corps of Engineers' 2012 decision to issue a general nationwide permit—NWP 21—authorizing discharges from certain coal mining activities into navigable waters. The 2012 version of NWP 21 contains two new provisions, a g...

A district court ordered EPA to promulgate revised water quality standards for Washington state by September 15, 2016, or, in the alternative, by November 15, 2016, if the state submits its own water quality standards by September 15. A key factor in determining the requisite water quality standards...

The D.C. Circuit upheld EPA's decision to invoke its veto authority under CWA §404(c) and withdraw two disposal sites from a CWA permit issued by the U.S. Army Corps of Engineers for a mountaintop coal mining project in West Virginia. The areas withdrawn make up roughly 88% of the total discharge a...