Inquirer Daily News

PGW's Old, Cast-Iron, Leaky Pipes

PGWs Old, Cast-Iron, Leaky Pipes 

INTERACTIVE MAPS: Explore all wells and pipelines in Pa.


The Marcellus shale drilling boom has tapped a bounty of natural gas worth billions, but Inquirer reporters Joseph Tanfani and Craig R. McCoy found that thousands of miles of high-pressure pipelines carrying the gas to market are being installed with no government safety checks – no construction standards, no inspections, and no monitoring. In fact, state and federal regulators don’t even know where many lines are located.

Marcellus 101
Popularly called “fracking,” the process uses a mixture of water, sand and chemicals to blast open the shale rock, freeing gas trapped in tight pockets to flow to the surface.