Clarks Summit, PA Targets Marcellus Trucks for Violations Industrywide Issues | Lackawanna County | Pennsylvania | Trucking December 3, 2012December 3, 2012 Warning to Marcellus trucks passing through Clarks Summit, PA: The local police department is watching you. And if your truck has a taillight out or appears to be “sitting low,” you may well be pulled over and ticketed. Please Login to view this content. (Not a member? Join Today!) Related