Shelbyville WWTP - Secondary Treatment Plant in Shelbyville, Missouri

Shelbyville WWTP is a municipal wastewater treatment facility located in Shelbyville, Missouri, United States. The plant serves a small population of 682 residents, reflecting its role in a rural community. It is situated in Shelby County, approximately 4118 MO 15, and operates as part of the local infrastructure managed by the city. The plant provides secondary treatment, which is the standard level required by the US Clean Water Act for municipal wastewater facilities. Secondary treatment typically involves biological processes to reduce organic matter and suspended solids. The plant has a designed capacity of 280.12 thousand cubic meters and treats an annual discharge volume of 246.05 thousand cubic meters, indicating it operates below its capacity. The treated effluent is discharged into a local water body, contributing to the watershed of the Mississippi River basin. The plant's operations help protect downstream water quality in the region, supporting aquatic life and recreational uses. As a small facility, it plays a vital role in maintaining environmental health in the rural Missouri landscape.

The plant discharges into a receiving water body that is part of the Mississippi River basin, which ultimately drains into the Gulf of Mexico. This watershed supports diverse aquatic ecosystems and is an important migratory corridor for fish and birds. The plant's secondary treatment helps reduce nutrient and pollutant loads, mitigating potential impacts on downstream water quality and the sensitive coastal environment of the Gulf.