Overview
Rockwell City WWTP serves approximately 2,224 residents in Rockwell, Iowa. The facility operates under the US Clean Water Act framework, ensuring treated wastewater meets federal and state standards before discharge.
Rockwell City WWTP is a municipal wastewater treatment facility located on Partridge Avenue in Rockwell, Cerro Gordo County, Iowa. Serving a population of about 2,224, the plant is part of the community's essential infrastructure for managing domestic wastewater. As a small-scale facility in the United States, the plant operates under the National Pollutant Discharge Elimination System (NPDES) permit program, which is authorized by the Clean Water Act. This regulatory framework requires treatment to meet secondary treatment standards, typically involving biological processes to reduce organic matter and suspended solids. The plant is expected to comply with Iowa Department of Natural Resources requirements. The treated effluent is discharged into a local water body, likely a tributary of the Iowa River or the Winnebago River, which ultimately flows into the Mississippi River. The plant plays a role in protecting downstream water quality and aquatic habitats in the region.
Environmental context
The plant discharges into a local stream that is part of the Upper Mississippi River basin. The receiving waters eventually flow into the Mississippi River, which supports diverse aquatic life and provides drinking water for millions. The facility's location in agricultural Iowa means it helps mitigate nutrient loading that could contribute to hypoxia in the Gulf of Mexico.
Frequently asked questions
Rockwell City WWTP is located on Partridge Avenue in Rockwell, Cerro Gordo County, Iowa, United States.
The plant serves approximately 2,224 residents in the city of Rockwell, Iowa.
The treated effluent is discharged into a local water body, likely a tributary of the Iowa River or Winnebago River, which flows into the Mississippi River.
As a US facility, it operates under the Clean Water Act and is required to have an NPDES permit issued by the Iowa Department of Natural Resources, ensuring compliance with secondary treatment standards.
Small municipal plants in the US typically use secondary treatment processes such as activated sludge or lagoon systems to meet EPA standards for organic matter and suspended solids removal.
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