Salisbury WWTP - Secondary Wastewater Treatment in Salisbury, Missouri

Salisbury WWTP is a municipal wastewater treatment facility located in Salisbury, Missouri, United States. The plant serves a small population of 612 residents and operates under secondary treatment standards. It is situated inland, away from coastal areas, and manages a designed capacity of 1022.06 million gallons per year with an actual discharge volume of 306.62 million gallons per year. The plant's secondary treatment process meets the requirements of the US Clean Water Act, which mandates secondary treatment for municipal wastewater plants. As a small facility, it is subject to National Pollutant Discharge Elimination System (NPDES) permits issued by the Missouri Department of Natural Resources, ensuring compliance with effluent limits and water quality standards. The treated effluent from Salisbury WWTP is discharged into local waterways that ultimately drain into the Missouri River watershed. The Missouri River flows into the Mississippi River, which empties into the Gulf of Mexico. The plant plays a role in protecting the water quality of these downstream water bodies and the aquatic ecosystems they support.

Salisbury WWTP discharges into the Missouri River basin, which flows into the Mississippi River and eventually the Gulf of Mexico. The receiving waters support diverse aquatic life and are important for regional biodiversity. The plant's secondary treatment helps reduce nutrient and pollutant loads, mitigating impacts on downstream ecosystems and the hypoxic zone in the Gulf.