The Fourth Circuit upheld the U.S. Army Corps of Engineers' issuance of a dredge and fill permit to a surface coal mine. Environmental groups challenged the adequacy of the Corps'…

A district court held that citizen groups may go forward with their SDWA lawsuit against various Flint, Michigan, officials for mishandling the city's water treatment and distribution system…

The Ninth Circuit held that Washington state's management of barrier culverts, which allow streams to flow underneath roads, violated various Native American treaties from the 1850s and…

A district court held that West Virginia law preempts a county's ban on wastewater disposal wells. The ordinance effectively outlaws horizontal drilling anywhere in the county. It establishes…

A district court, on motions for summary judgment, held that the owner of a farm violated the CWA when he allowed wetlands on his property to be tilled. The record shows that the farm discharged a…

The Texas Supreme Court held that the common-law "accommodation doctrine," which gives an oil-and-gas lessee an implied right to use the land as reasonably necessary to produce and…

The Vermont Supreme Court affirmed a lower court decision dismissing as untimely the state's claims against a number of companies for generalized injury to state waters due to groundwater…

A district court stayed further proceedings in litigation challenging EPA's "waters of the United States" (WOTUS) rule pending any further decision by the U.S. Court of Appeals for…

New York's highest court held that material questions of fact prevent it from ruling on whether a narrow waterway within a remote area of the Adirondack Mountains is navigable-in-fact and…

A Florida appellate court reversed and remanded the state siting board's decision to permit a power company to construct and operate two new nuclear generating units and to install miles of…