K-water established the Filial Duty Welfare Center (Hyonanum Welfare Center) to improve the welfare of seniors residing in areas nearby dams by providing lifestyle based welfare services related to culture, medical needs and housework. The centers provide services, such as physical therapy and free meals with resident social works and physical therapists as well as senior protection and housework services for seniors with difficulty moving. As of 2013, a total of 8 centers are in operation.