The York Water Co. engages in impounding, purifying, and distribution of drinking water. The company is headquartered in York, Pennsylvania and currently employs 129 full-time employees. The firm's primary business is to impound, purify to meet or exceed safe drinking water standards and distribute water. The firm also owns and operates three wastewater collection systems and twelve wastewater collection and treatment systems. The firm operates within its franchised water and wastewater territory, which covers portions of 58 municipalities within four counties in south-central Pennsylvania. The firm is regulated by the Pennsylvania Public Utility Commission (PPUC) for both water and wastewater in the areas of billing, payment procedures, dispute processing, terminations, service territory, debt and equity financing and rate setting. Water service is supplied through its own distribution system. The firm obtains the bulk of its water supply for its primary system for York and Adams Counties from both the South Branch and East Branch of the Codorus Creek.