Overview
South Adams County WSD serves approximately 63,530 people in Thornton, Colorado, as part of the region's municipal wastewater infrastructure. The plant operates under U.S. Clean Water Act regulations via EPA NPDES permits.
South Adams County WSD is a wastewater treatment facility located in Thornton, Colorado, serving a population of around 63,530 residents. The plant is situated in Adams County and is part of the broader Denver metropolitan area's water management system. As a medium-sized agglomeration, the plant is expected to meet secondary treatment standards under the U.S. Clean Water Act, with NPDES permits issued by the Colorado Department of Public Health and Environment. Typical facilities of this scale employ activated sludge or similar biological treatment methods. The treated effluent is discharged into local waterways that ultimately drain into the South Platte River, a major tributary of the Platte River system. This river supports diverse aquatic life and provides water for agricultural and municipal uses downstream, eventually reaching the Mississippi River basin.
Environmental context
The plant's discharge enters the South Platte River watershed, which flows through the Denver metropolitan area and into the Platte River in Nebraska. This river system supports a variety of fish species and provides critical habitat for migratory birds. Downstream, the waters contribute to the Missouri River and ultimately the Mississippi River, making the plant's treatment performance important for regional water quality.
Frequently asked questions
South Adams County WSD is located on Monaco Street in Thornton, Colorado, within Adams County, United States.
The plant serves approximately 63,530 people in the Thornton area and surrounding parts of Adams County.
The treated effluent is discharged into local waterways that flow into the South Platte River, which is part of the Platte River basin.
As a U.S. facility, it operates under the Clean Water Act, with NPDES permits issued by the Colorado Department of Public Health and Environment, requiring secondary treatment.
Plants of this scale typically use secondary treatment processes such as activated sludge or trickling filters to meet EPA standards for organic matter and suspended solids removal.
Nearby plants