Overview
Massena WWTP is a secondary treatment plant serving 414 people in Massena, Iowa. It discharges 151.42 units of treated wastewater daily, with a designed capacity of 794.93 units.
Massena WWTP is a municipal wastewater treatment facility located in Massena, Iowa, serving a small population of 414 residents. The plant provides secondary treatment, which is the standard level required under the US Clean Water Act for most municipal facilities to reduce organic pollutants and suspended solids before discharge. The plant has a designed capacity of 794.93 units and currently treats an average daily flow of 151.42 units, indicating significant reserve capacity. As a small-scale facility in a rural setting, it operates under the National Pollutant Discharge Elimination System (NPDES) permit program, which sets effluent limits to protect water quality. The treated effluent is discharged into a local water body that ultimately drains into the Missouri River watershed. The plant plays a key role in protecting downstream aquatic ecosystems by reducing nutrient and pathogen loads from the community's wastewater.
Environmental context
The plant discharges into a local stream that flows into the East Nishnabotna River, a tributary of the Missouri River. The Missouri River system supports diverse aquatic life, including several fish species and migratory birds. Proper wastewater treatment is essential to prevent nutrient enrichment and maintain water quality in this agriculturally influenced watershed.
Frequently asked questions
Massena WWTP is located in Massena, Iowa, United States, at coordinates 41.252000, -94.769000.
The plant serves a population of 414 residents in the Massena area.
Massena WWTP provides secondary treatment, which typically involves biological processes to reduce organic matter and suspended solids.
As a US municipal wastewater plant, Massena WWTP operates under the Clean Water Act and is regulated by an NPDES permit issued by the Iowa Department of Natural Resources, which sets effluent limits to protect water quality.
For small communities of about 400 people, secondary treatment is standard. Many such plants use lagoon systems or package treatment plants, and they must comply with NPDES permit limits for BOD, TSS, and other parameters.
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