Chataignier Pond Wastewater Treatment Plant, Chataignier, Louisiana

Chataignier Pond is an advanced wastewater treatment plant located in Chataignier, Evangeline Parish, Louisiana, United States. The facility serves a small population of 501 residents, providing essential wastewater management for this rural community in the southern United States. The plant employs advanced treatment processes, ensuring a high level of effluent quality. With a designed capacity of 283.91 m³/day and an average discharge volume of 189.27 m³/day, the facility operates within its capacity. As a US plant, it is subject to the Clean Water Act and likely operates under an EPA NPDES permit issued by the Louisiana Department of Environmental Quality, which sets discharge limits to protect water quality. The treated effluent is discharged into local waterways that ultimately drain into the Gulf of Mexico via the Mississippi River or nearby coastal basins. The plant's advanced treatment helps protect downstream aquatic ecosystems and supports the ecological health of the region's wetlands and bayous.

Chataignier Pond discharges into the local watershed within the Mermentau River basin, which flows southward into the Gulf of Mexico. The region's wetlands and bayous support diverse aquatic life, including fish, crustaceans, and migratory birds. Advanced treatment at this plant helps reduce nutrient loading and protects downstream habitats from eutrophication.