Overview
Coushatta WWTP is a secondary treatment facility serving approximately 3,838 residents in Coushatta, Louisiana. The plant discharges treated wastewater into the local watershed, supporting water quality in the Red River basin.
Coushatta WWTP is a municipal wastewater treatment plant located in Coushatta, Louisiana, serving a population of about 3,838. The facility operates under the regulatory framework of the U.S. Clean Water Act, which requires secondary treatment for municipal discharges to protect surface water quality. The plant has a designed capacity of 1,362.74 thousand cubic meters per year and currently treats a discharge volume of 567.81 thousand cubic meters per year. As a secondary treatment facility, it provides biological treatment to reduce organic matter and suspended solids before discharge. The treated effluent is released into the local watershed, which drains into the Red River, a major tributary of the Mississippi River. The Red River basin supports diverse aquatic life and provides water for agriculture and communities downstream. Proper treatment at this plant helps maintain the ecological health of the river system.
Environmental context
The plant discharges into the Red River basin, which flows southward through Louisiana to the Atchafalaya River and ultimately the Gulf of Mexico. The Red River supports a variety of fish and wildlife, including several species of freshwater mussels and migratory birds. Maintaining secondary treatment standards helps protect downstream water quality and aquatic habitats in this ecologically significant river system.
Frequently asked questions
Coushatta WWTP is located at 105 East Riddle Street, Coushatta, Louisiana, in Red River Parish, United States.
The plant serves approximately 3,838 residents in the Coushatta area.
The plant discharges treated effluent into the local watershed, which drains into the Red River basin. The Red River flows southward to the Atchafalaya River and then to the Gulf of Mexico.
Coushatta WWTP provides secondary treatment, which includes biological processes to reduce organic matter and suspended solids, meeting U.S. Clean Water Act standards for municipal wastewater.
The plant operates under the U.S. Clean Water Act, which requires secondary treatment for municipal wastewater discharges. Permits are typically issued by the Louisiana Department of Environmental Quality under the National Pollutant Discharge Elimination System (NPDES).
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