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The U.S. EPA said Thursday it will this year begin the process of setting maximum contaminant limits for PFOA and PFOS, two toxic chemicals that are linked to cancer and other illnesses and are widespread in drinking water and soil.

The Pennsylvania Department of Environmental Protection says Energy Transfer hasn't complied with an order related to the recent explosion of the Revolution pipeline outside Pittsburgh, so it has halted reviews of new water crossing permits the company wants for its natural gas liquids lines Mariner East 2 and 2x.