Hunter Water Corporation (Hunter Water) is the state-owned water utility serving the Lower Hunter region of New South Wales, Australia. It supplies drinking water and provides wastewater services to more than half a million people and businesses across local government areas including Newcastle, Lake Macquarie, Maitland, Cessnock, Port Stephens, and parts of Dungog.
The utility manages surface and groundwater sources, a network of water and wastewater treatment plants, and extensive pipelines, reservoirs, and pump stations. For industrial and commercial customers, Hunter Water administers trade waste agreements and quality standards, provides recycled water where available, and manages biosolids and odour control at treatment facilities. Its activities include long-term water security planning, demand management, and environmental compliance, supporting reliable and efficient services for a region that hosts significant manufacturing, mining, and port operations.