Overview
SMITHVILLE STP is a municipal wastewater treatment plant serving Smithville, Tennessee, USA. It treats wastewater from approximately 4,189 residents and discharges into the local watershed.
SMITHVILLE STP is a municipal wastewater treatment plant located in Smithville, DeKalb County, Tennessee, United States. The facility serves a population of approximately 4,189 residents, placing it in the small-to-medium agglomeration category under US regulatory frameworks. As a US-based plant, SMITHVILLE STP operates under the Clean Water Act and is subject to National Pollutant Discharge Elimination System (NPDES) permitting requirements. For plants serving populations of this scale, secondary treatment is typically mandated, with additional nutrient controls if the receiving water body is sensitive. The plant's treated effluent is discharged into a local water body that ultimately drains into the Cumberland River basin, part of the larger Mississippi River watershed. This region supports diverse aquatic life and provides water resources for communities downstream. Proper treatment helps protect water quality in the receiving streams and the broader Tennessee River system.
Environmental context
The plant discharges into a tributary of the Cumberland River, which flows into the Ohio River and then the Mississippi River before reaching the Gulf of Mexico. The local watershed in Middle Tennessee supports diverse aquatic habitats, including fish and macroinvertebrate communities. Maintaining effective treatment is important to prevent nutrient loading and protect downstream water quality in this ecologically sensitive region.
Frequently asked questions
SMITHVILLE STP is located at 748 Aerial Lane, Smithville, DeKalb County, Tennessee, United States.
SMITHVILLE STP serves approximately 4,189 residents in the Smithville area.
The plant discharges treated effluent into a local water body that is part of the Cumberland River basin, ultimately flowing to the Mississippi River and the Gulf of Mexico.
As a US wastewater plant, SMITHVILLE STP operates under the Clean Water Act and is regulated via an NPDES permit issued by the Tennessee Department of Environment and Conservation.
For small-to-medium agglomerations in the US, secondary treatment is standard under the Clean Water Act, often including biological processes to reduce organic matter and suspended solids.
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