Damascus WWTP - Wastewater Treatment in The Plantations, Maryland

Damascus WWTP is a municipal wastewater treatment facility located in The Plantations, Montgomery County, Maryland, serving a population of about 4,920. The plant is part of the region's wastewater infrastructure, managed under the U.S. Clean Water Act and state-level permits. With a designed capacity of 1.00 million gallons per day, the plant provides secondary treatment as required for small to medium agglomerations under the National Pollutant Discharge Elimination System (NPDES). The treatment process typically includes biological treatment and disinfection to meet effluent limits. The plant discharges treated wastewater to a nearby stream, which flows into the Patuxent River and eventually to the Chesapeake Bay. The Chesapeake Bay watershed is ecologically significant, supporting diverse aquatic life and serving as a critical habitat for fish and migratory birds.

The treated effluent from Damascus WWTP enters local streams that drain into the Patuxent River, a major tributary of the Chesapeake Bay. The Chesapeake Bay is the largest estuary in the United States, supporting a complex ecosystem of fish, crabs, and waterfowl. Nutrient and pollutant loads from wastewater plants are regulated to protect water quality and reduce hypoxia in the bay.