Clinton STP 1 - Wastewater Treatment Plant in Clinton, Tennessee, United States

Clinton STP 1 is a wastewater treatment facility located at 698 Melton Hill Drive in Clinton, Tennessee, within Anderson County. The plant serves a population of about 17,974 people, placing it in the medium-agglomeration category for US municipal systems. Its location in East Tennessee places it within the Tennessee River watershed, which ultimately drains to the Mississippi River and the Gulf of Mexico. As a US facility, Clinton STP 1 operates under the National Pollutant Discharge Elimination System (NPDES) permit program, authorized by the Clean Water Act. For plants serving populations around 18,000, secondary treatment is typically required, which includes biological treatment to remove organic matter and suspended solids. Regulatory standards ensure compliance with effluent limits. The plant's discharge likely enters a tributary of the Tennessee River, a major waterway that supports diverse aquatic life and provides drinking water, recreation, and industrial uses. The Tennessee River flows into the Ohio River, then the Mississippi, and finally the Gulf of Mexico, making the plant's operations important for downstream water quality in a large watershed.

Clinton STP 1 discharges into the Tennessee River watershed, which drains into the Ohio River, then the Mississippi River, and ultimately the Gulf of Mexico. The Tennessee River supports diverse aquatic ecosystems, including fish species such as bass and catfish, and provides habitat for freshwater mussels. The plant's location in East Tennessee means its effluent affects a region known for its reservoirs and recreational water bodies, making nutrient and pollutant control critical for maintaining water quality.