LILBOURN WWTP - Advanced Wastewater Treatment in New Madrid County, Missouri

LILBOURN WWTP is a wastewater treatment facility located in New Madrid County, Missouri, serving a population of approximately 1,581 residents. The plant provides advanced treatment, ensuring high-quality effluent before discharge into the local environment. The plant has a designed capacity of 794.93 million gallons per year and currently discharges 529.96 million gallons annually. As a U.S. facility, it operates under the Clean Water Act, which requires National Pollutant Discharge Elimination System (NPDES) permits for all discharges. Advanced treatment typically includes nutrient removal, which is important for protecting downstream water quality. The treated effluent from LILBOURN WWTP ultimately drains into the Mississippi River basin, a major waterway that flows into the Gulf of Mexico. The plant's advanced treatment helps reduce nutrient loading, which is critical for mitigating the hypoxic zone in the Gulf and supporting aquatic life in the Mississippi River system.

The plant discharges into the Mississippi River basin, which drains into the Gulf of Mexico. This region is ecologically sensitive due to nutrient pollution contributing to the Gulf hypoxic zone. Advanced treatment at LILBOURN WWTP helps reduce nitrogen and phosphorus loads, protecting downstream aquatic ecosystems and supporting biodiversity in the Mississippi River corridor.