In court, seven people who live near Mariner East pipelines will urge a regulator to stop the project for good. It might be their last chance

Commonwealth Court said the Department of Environmental Protection did not have the constitutional authority to collect revenue from the program.

Cabot Oil and Gas admits responsibility for contaminating drinking water wells.

A Delaware County pipeline foe thought he’d get PUC information on the Mariner East risk, but now he’ll have to fight for it in court.