Overview
Pelahatchie POTW is a municipal wastewater treatment plant serving approximately 2,961 people in Rankin County, Mississippi, United States. It operates under the U.S. Clean Water Act and EPA NPDES permitting framework.
Pelahatchie POTW is a publicly owned treatment works located in Rankin County, Mississippi, serving a population of about 2,961. The plant is part of the municipal wastewater infrastructure for the Pelahatchie area, situated in the central part of the state. As a small-scale facility, it plays a key role in managing local wastewater and protecting water quality in the region. Under the U.S. Clean Water Act, plants of this size are typically required to meet secondary treatment standards through EPA National Pollutant Discharge Elimination System (NPDES) permits, which are administered by the Mississippi Department of Environmental Quality. These permits set effluent limits for biochemical oxygen demand, total suspended solids, and other pollutants to ensure compliance with water quality standards. The plant discharges treated effluent into local waterways that ultimately drain into the Pearl River basin. The Pearl River flows south through Mississippi and Louisiana before emptying into the Gulf of Mexico. This watershed supports diverse aquatic life and provides drinking water, recreation, and habitat for species such as the Gulf sturgeon and various freshwater mussels.
Environmental context
The plant's discharge enters tributaries of the Pearl River, which flows approximately 490 miles through Mississippi and Louisiana to the Gulf of Mexico. The Pearl River basin supports a variety of aquatic ecosystems, including bottomland hardwood forests and wetlands that provide critical habitat for fish, birds, and other wildlife. The downstream environment is ecologically sensitive, with the river contributing to the nutrient balance of the Gulf Coast estuaries.
Frequently asked questions
Pelahatchie POTW is located in Rankin County, Mississippi, United States, serving the Pelahatchie area.
The plant serves approximately 2,961 people, classifying it as a small-scale municipal wastewater treatment facility.
The plant discharges treated effluent into local tributaries that flow into the Pearl River, which ultimately reaches the Gulf of Mexico.
As a U.S. facility, Pelahatchie POTW operates under the Clean Water Act and is regulated via an EPA NPDES permit issued by the Mississippi Department of Environmental Quality.
Small municipal plants in the U.S. typically provide secondary treatment, including biological processes to reduce organic matter and suspended solids, as required by NPDES permits.
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