Overview
COLLINS STL is a secondary wastewater treatment plant in Collins, Iowa, serving 499 people. It discharges 151.42 megaliters annually and operates under US EPA NPDES regulations.
COLLINS STL is a municipal wastewater treatment facility located in Collins, Story County, Iowa. Serving a small population of 499, the plant provides secondary treatment to meet Clean Water Act standards for local discharge. The plant operates under the US EPA National Pollutant Discharge Elimination System (NPDES) permit program, which sets effluent limits for secondary treatment facilities. With a designed capacity of 264.98 megaliters and an annual discharge volume of 151.42 megaliters, the plant manages wastewater from the Collins community. The treated effluent is discharged into local waterways that drain into the South Skunk River watershed, part of the Mississippi River basin. This system supports diverse aquatic life and agricultural water quality in central Iowa.
Environmental context
The plant discharges into the South Skunk River watershed, which flows into the Skunk River and ultimately the Mississippi River. This region supports diverse aquatic species and is important for regional water quality, particularly given Iowa's agricultural landscape where nutrient management is a key concern.
Frequently asked questions
COLLINS STL is located at 1st Street in Collins, Story County, Iowa, United States.
COLLINS STL provides secondary treatment, which is the standard required by the US Clean Water Act for municipal wastewater plants.
The plant discharges treated effluent into local waterways within the South Skunk River watershed, which flows into the Mississippi River basin.
COLLINS STL operates under the US EPA National Pollutant Discharge Elimination System (NPDES), which sets effluent limits and monitoring requirements for wastewater discharges.
Small US plants serving around 500 people typically use secondary treatment systems such as activated sludge or lagoon systems, permitted under state NPDES programs.
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