Multi-pad natural gas wells are drilled in the Marcellus Shale formation, south of Pittsburgh. Below, cranes with a view of Washington County, PA; pipes that allow drilling to go thousands of feet below bedrock; first light at the Bird Run pad; and downtown Canonsburg, PA, once a center for coal and steel production, now adjacent to a gleaming office park built around the fracking industry. For Oil and Gas Investor Magazine.
