Cotton Valley STP, Cotton Valley

Overview

Cotton Valley STP is an advanced treatment plant serving 2,258 residents in Cotton Valley, Louisiana. It discharges 378.54 cubic meters per day into local waterways.

Cotton Valley STP is a municipal wastewater treatment facility located in Cotton Valley, Webster Parish, Louisiana. The plant serves a population of approximately 2,258 residents, providing advanced treatment to protect public health and the environment. The plant operates under the U.S. Clean Water Act, which requires NPDES permits for discharges. With advanced treatment, the facility achieves high effluent quality, reducing nutrients and pathogens beyond secondary standards. The designed capacity of 378.54 cubic meters per day matches the current discharge volume, indicating efficient operation. The treated effluent is discharged into local streams that flow into the Red River basin, eventually reaching the Mississippi River and the Gulf of Mexico. The plant plays a key role in safeguarding water quality in this inland watershed, supporting aquatic life and downstream ecosystems.

Environmental context

The plant discharges into tributaries of the Red River, which flows south to the Atchafalaya River and the Gulf of Mexico. This inland watershed supports diverse aquatic species and is important for regional biodiversity. The advanced treatment helps minimize nutrient loading, protecting downstream water quality in the Mississippi River Delta.

Frequently asked questions

Cotton Valley STP is located at 799 Cotton Valley Avenue, Cotton Valley, Louisiana, in Webster Parish.

The plant serves approximately 2,258 residents in the Cotton Valley area.

The plant discharges treated effluent into local streams that are part of the Red River basin, which flows to the Mississippi River and the Gulf of Mexico.

Cotton Valley STP provides advanced treatment, which goes beyond secondary treatment to remove additional nutrients and contaminants.

The plant operates under the U.S. Clean Water Act and is required to have an NPDES permit issued by the Louisiana Department of Environmental Quality, ensuring compliance with discharge limits.