Overview
Westwego STP is a municipal wastewater treatment plant serving approximately 10,800 residents in Westwego, Louisiana. It operates under the US Clean Water Act framework with a designed capacity of 1.00 million gallons per day.
Westwego STP is a municipal wastewater treatment facility located at 463 Avenue A in Westwego, Jefferson Parish, Louisiana. The plant serves a population of about 10,800 people, placing it in the small-to-medium agglomeration category for US wastewater infrastructure. As a US facility, Westwego STP operates under the Clean Water Act and is subject to National Pollutant Discharge Elimination System (NPDES) permitting, typically administered by the Louisiana Department of Environmental Quality. The plant has a designed capacity of 1.00 million gallons per day, indicating it is sized for the local community's wastewater flows. The plant's treated effluent is discharged into the local watershed, which ultimately drains into the Mississippi River and then the Gulf of Mexico. This discharge point is within the Mississippi River Delta ecosystem, a region of significant ecological importance supporting diverse aquatic life and coastal wetlands.
Environmental context
The plant discharges into the Mississippi River watershed, which flows through southern Louisiana into the Gulf of Mexico. This region is ecologically sensitive due to its extensive coastal wetlands, which provide critical habitat for fish, birds, and other wildlife. The Mississippi River Delta supports important commercial fisheries and migratory bird populations, making proper wastewater treatment essential for maintaining water quality in this dynamic estuarine environment.
Frequently asked questions
Westwego STP is located at 463 Avenue A in Westwego, Jefferson Parish, Louisiana, United States.
The plant serves approximately 10,800 residents in the Westwego area.
The treated effluent is discharged into the local watershed, which drains into the Mississippi River and eventually the Gulf of Mexico.
As a US facility, Westwego STP operates under the Clean Water Act and is subject to NPDES permitting, typically enforced by the Louisiana Department of Environmental Quality.
For small-to-medium agglomerations in the US, secondary treatment is the minimum standard under the Clean Water Act, often involving biological processes to reduce organic matter and suspended solids.
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