Overview
ROCKWELL WTP is a secondary treatment plant serving Rockwell, Iowa, USA. It treats wastewater for a population of 1,008 with a designed capacity of 378.54 m³/day.
ROCKWELL WTP is a municipal wastewater treatment plant located on Partridge Avenue in Rockwell, Cerro Gordo County, Iowa. The facility serves a small community of approximately 1,008 residents, providing essential wastewater treatment for the area. The plant operates at the secondary treatment level, which is the minimum standard required under the US Clean Water Act for municipal wastewater facilities. With a designed capacity of 378.54 m³/day and a discharge volume matching that figure, the plant appears to be operating at full capacity. As a small-scale facility, it falls under the regulatory oversight of the Iowa Department of Natural Resources, which issues National Pollutant Discharge Elimination System (NPDES) permits for such plants. The treated effluent from ROCKWELL WTP is discharged into local waterways that ultimately drain into the Mississippi River basin. The plant plays a key role in protecting the water quality of nearby streams and the broader watershed, supporting aquatic life and downstream ecosystems in the region.
Environmental context
ROCKWELL WTP discharges into the Iowa River watershed, which flows southeast to the Mississippi River and eventually to the Gulf of Mexico. The local streams support diverse aquatic life, including fish and macroinvertebrates, and the plant's secondary treatment helps reduce nutrient loads that could contribute to hypoxia in the Gulf.
Frequently asked questions
ROCKWELL WTP is located on Partridge Avenue in Rockwell, Cerro Gordo County, Iowa, United States.
The plant serves a population of approximately 1,008 residents in the Rockwell area.
The treated effluent is discharged into local waterways that are part of the Iowa River watershed, which flows to the Mississippi River and ultimately the Gulf of Mexico.
As a US municipal wastewater plant, ROCKWELL WTP operates under the Clean Water Act and is regulated by the Iowa Department of Natural Resources through an NPDES permit, which sets effluent limits for secondary treatment.
For small communities in Iowa, secondary treatment is the standard requirement under the Clean Water Act. This typically involves biological treatment processes to reduce organic matter and suspended solids.
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