More Groups Want in on Groundwater Case at Supreme Court

The scope of a potentially landmark case over groundwater pollution before the Supreme Court could widen.

A group of environmentalists asked the court this week to take up their lawsuit against the Tennessee Valley Authority over coal ash pollution from the authority’s power plants.

The Supreme Court has already agreed to hear another case that gets at this same question, Cty. of Maui v. Haw. Wildlife Fund. Briefing in that case is scheduled to wrap up this summer.

The environmentalists say TVA’s coal ash waste in retention ponds is seeping into the ground and then into the Cumberland ...