Shale Play

Natural Gas Drilling in Pennsylvania

By Chris Amico, Danny DeBelius, Scott Detrow
and Matt Stiles

A reporting project of local public media and

The Marcellus Shale has been underneath Pennsylvania for centuries, but the extraction of natural gas began only recently. The "fracking" boom is changing the landscape of northeastern and southwestern Pennsylvania. Use this tool to learn which operators are drilling, and where. Find active wells in your county or municipality — and see whether the drillers have been cited for violating state environmental regulations. Read more about the data.

Explore by: Operators | Counties | Municipalities | Violations

  • No violations
  • One or more violations



Active Wells




Total Fines

$6.1 million