Drive-by Shooting at Marcellus Well in NW PA Butler County | Crime | Industrywide Issues | Pennsylvania | Violence March 12, 2013March 11, 2013 Two shots were fired in a drive-by shooting at a Marcellus Shale well in Mercer Township (Butler County), PA last Saturday afternoon at 5:45 pm. Witnesses report a suspect in a white Ford Ranger pickup truck did the shooting… Please Login to view this content. (Not a member? Join Today!) Related