The rule aimed to end longstanding confusion about which of our nation’s streams, wetlands, lakes and rivers — the source of drinking water for 117 million Americans — are protected under the Clean ...

A sign calling for protection of the Clean Water Act hung outside the Supreme Court Building as the court heard arguments in Sackett v. Environmental Protection Agency.

The Supreme Court will take up a challenge to the Clean Water Act that could narrow the law’s reach in ways long sought by businesses and home builders.

US Clean Water Act leaves about 55% of water flowing out of rivers vulnerable to pollution SCOTUS ruling last year weakened the Clean Water Act, now a research team illustrates how this decision ...

The definition of "pollutant" in the Clean Water Act is different than the definition of "hazardous substances" in the Act or other federal laws.

Federal appellate courts concluded that Clean Water Act violations had occurred in both cases, with the groundwater serving as a conduit for pollutants.

Download PDF The National Association of Clean Water Agencies (“NACWA”) joined a number of organizations in filing an Amicus Brief on September 8th with the United States Court of Appeals for ...

WASHINGTON — The Supreme Court ruled on Thursday that the Clean Water Act applies to some pollutants that reach the sea and other protected waters indirectly through groundwater.

The U.S. Environmental Protection Agency said Friday it ordered C&H Sugar Company to follow the federal Clean Water Act, which the company allegedly violated at least three times at its Crockett ...

The Supreme Court agreed Tuesday to decide if contamination of groundwater that seeps into rivers, lakes and oceans violates the Clean Water Act.

In a ruling that favored environmentalists, the Supreme Court said the federal Clean Water Act applies to pollution sources like pipes and wells when their discharges are essentially equivalent to ...

A federal judge ruled that operators of the Buckhorn Mountain gold mine in Okanogan County violated the Clean Water Act.