The Ruhrverband is a non-profit public law corporation responsible for water management in the Ruhr catchment area of Germany. It ensures the water supply for 4.6 million people and provides wastewater treatment for 60 towns and municipalities. Its operations include managing reservoirs, dams, sewage treatment plants, and canal networks, focusing on both water quantity and quality. The organization is dedicated to the common good, resource conservation, and environmental protection.