Duncan POTW - Secondary Wastewater Treatment Plant in Duncan, Mississippi

Duncan POTW is a municipal wastewater treatment plant located in Duncan, Bolivar County, Mississippi. It serves a small population of 432 residents, reflecting the rural character of the Mississippi Delta region. The plant provides secondary treatment, which is the standard level required by the US Clean Water Act for municipal facilities of this scale. With a designed capacity of 189.27 megaliters per year and an annual discharge volume of 227.13 megaliters, the plant operates within its capacity. US facilities are regulated under the National Pollutant Discharge Elimination System (NPDES) permit program, administered by the Mississippi Department of Environmental Quality. The treated effluent is discharged into local waterways that ultimately flow into the Mississippi River basin. The Mississippi Delta is an ecologically significant region, supporting diverse aquatic life and providing important habitat for migratory birds. The plant's operations help protect downstream water quality in this sensitive watershed.

Duncan POTW discharges into tributaries of the Mississippi River, which flows into the Gulf of Mexico. The Mississippi Delta is a critical ecological region, supporting diverse fish and wildlife, including migratory waterfowl. The plant's secondary treatment helps reduce nutrient and pollutant loads, contributing to the health of downstream aquatic ecosystems.