COLUMBIA POTW SOUTH Wastewater Treatment Plant, Columbia, Mississippi

COLUMBIA POTW SOUTH is a municipal wastewater treatment plant located in Columbia, Marion County, Mississippi. It serves a population of about 6,345 people, making it a small to medium-sized facility in the region. The plant is part of the city's infrastructure managed by local authorities. As a U.S. facility, the plant operates under the Clean Water Act, which requires NPDES permits for all discharges. The plant's design capacity and discharge volume are not publicly reported. The treated effluent from COLUMBIA POTW SOUTH likely discharges into the Pearl River basin, which flows southward through Mississippi and Louisiana before emptying into the Gulf of Mexico. This watershed supports diverse aquatic life and provides drinking water for downstream communities. The plant's operations are subject to state and federal regulations to protect water quality.

The plant's discharge enters the Pearl River watershed, which drains into the Gulf of Mexico via Lake Borgne and the Mississippi Sound. This coastal ecosystem supports fisheries, migratory birds, and estuarine habitats. Maintaining treatment standards is critical to prevent nutrient loading and protect downstream water quality in this sensitive region.