List of PA’s 42 Shale Drillers – How Many Wells Drilled & Where Industrywide Issues | Pennsylvania | Research | Statewide PA February 5, 2019February 5, 2019 It’s good to step back every now and again and look at who is drilling, how much they are drilling, and where they are drilling. We have such a list below for the 42 active shale drillers in Pennsylvania. Please Login to view this content. (Not a member? Join Today!) Related