Rose Hill WWTP - Duplin County, North Carolina Wastewater Treatment Plant

Rose Hill WWTP is a municipal wastewater treatment facility located in Duplin County, North Carolina, United States. The plant serves a population of approximately 1,450 residents and operates under the regulatory framework of the US Clean Water Act, which requires secondary treatment for municipal wastewater discharges. The plant provides secondary treatment, a standard level that removes biodegradable organic matter and suspended solids. With a designed capacity of 1,703.43 volume units and an average discharge volume of 794.94 volume units, the facility operates below its capacity. As a US plant, it is subject to National Pollutant Discharge Elimination System (NPDES) permits issued by the state of North Carolina, ensuring compliance with water quality standards. The treated effluent is discharged into local waterways that ultimately drain into the Atlantic Ocean via the Cape Fear River basin. The plant plays a key role in protecting downstream aquatic ecosystems and maintaining water quality in the region's coastal plain environment.

Rose Hill WWTP discharges into tributaries of the Cape Fear River, which flows into the Atlantic Ocean near Wilmington, North Carolina. The surrounding watershed supports diverse aquatic life, including fish and invertebrates, and is part of a larger coastal plain ecosystem. The plant's secondary treatment helps reduce nutrient and pollutant loads, protecting downstream habitats from eutrophication and other water quality impacts.