Glasgow STP - Secondary Wastewater Treatment Plant in Glasgow, Virginia

Glasgow STP is a municipal wastewater treatment facility located in Glasgow, Rockbridge County, Virginia. The plant serves a population of approximately 1,513 residents, classifying it as a small-scale treatment facility under U.S. EPA guidelines. The plant provides secondary treatment, which is the standard level required by the Clean Water Act for municipal wastewater facilities in the United States. With a designed capacity of 492.10 thousand cubic meters per year and an annual discharge volume of 454.25 thousand cubic meters, the plant operates under a National Pollutant Discharge Elimination System (NPDES) permit issued by the Virginia Department of Environmental Quality, ensuring compliance with federal water quality standards. The treated effluent from Glasgow STP is discharged into a local water body that ultimately drains into the James River watershed, which flows into the Chesapeake Bay. The plant plays a key role in protecting downstream aquatic ecosystems and the bay's sensitive estuarine environment.

The plant discharges into a tributary of the James River, which flows into the Chesapeake Bay, the largest estuary in the United States. The Chesapeake Bay watershed supports diverse aquatic life and is ecologically sensitive to nutrient pollution. Secondary treatment helps reduce organic load and protect downstream habitats.