The Ninth Circuit affirmed a lower court's grant of summary judgment in favor of DOI in water districts' lawsuit challenging the agency's management of California's Central…

The Ninth Circuit affirmed the dismissal of an environmental group's citizen suit against two electric companies alleging that their utility poles discharged wood preservative into the…

A district court held that the U.S. Army Corps of Engineers violated the CWA and NEPA when it issued a §404 permit allowing a mining company to permanently fill 11,194 linear feet of streams in…

The Eighth Circuit vacated two EPA letters announcing new legislative rules for water treatment processes at municipally owned sewer system. EPA admitted it did not engage in notice and comment…

The U.S. Supreme Court held that stormwater runoff from logging roads that is collected by and then discharged from a system of ditches, culverts, and channels is not a point source discharge for…

The First Circuit held that a lower court erred in dismissing a landowner's CWA citizen suit for lack of proper pre-suit notice. The landowner filed suit against the neighboring property…

The Ninth Circuit upheld an injunction prohibiting an environmental activist group from interfering with an oil company's outer continental shelf (OCS) exploration activities in the Arctic…

A district court dismissed CWA claims brought by an environmental group seeking to compel an electric company to obtain NPDES permits for its facilities. The group alleged that activities…

A California appellate court upheld the California Department of Water Resources' (DWR's) method for crediting State Water Project (SWP) water recipients with revenues from hydropower…

A West Virginia court reversed a decision by the state environmental quality board in which it remanded a NPDES permit for a mining company to the state environmental agency for further review and…