House members say natural gas drilling is safe, but Sen. Casey not so sure

Sen. Bob CaseyBob CaseyLive coverage: Senate Dems hold talkathon to protest GOP health plan Ryan Phillippe to visit Capitol Hill to advocate for military caregivers Dem senators seize on Senate press crackdown MORE (D-Pa.), in a letter also sent Tuesday, urged EPA to investigate water contamination in his state from natural gas drilling.

“I have a concern that there isn’t enough of a federal responsibility here,” Casey said. Casey has introduce a bill that would bring fracking under the authority of the Safe Drinking Water Act.

Casey noted a methane leak that polluted drinking water supplies in Susquehanna County as evidence that additional federal oversight is needed.

In the House, Energy and Commerce Chairman Henry Waxman (D-Calif.) and Energy and Environment Subcommittee Chairman Ed MarkeyEd MarkeyOvernight Regulation: Trump pick would swing labor board to GOP | House panel advances bill to slow ozone regs | Funding bill puts restrictions on financial regulators Overnight Tech: Trump targets Amazon | DHS opts for tougher screening instead of laptop ban | Dem wants FBI to probe net neutrality comments | Google fine shocks tech Senators introduce bill to ban calls on flights MORE (D-Mass.) are investigating the hazards of fracking and if new federal regulations are needed.

The industry says state regs are sufficient.

Ross and Sullivan said EPA oversight would be “burdensome and unnecessary.” They say there is “little to no evidence” the drilling practice poses a threat to water supplies.