Ellenville V WWTP - Wastewater Treatment in Town of Wawarsing, New York

Ellenville V WWTP is a municipal wastewater treatment facility located in the Town of Wawarsing, Ulster County, New York. It serves the Village of Ellenville with a population of approximately 3,630 residents. The plant is situated inland, more than 50 kilometers from the Atlantic coast. As a small-scale facility in the United States, the plant operates under the Clean Water Act and is subject to National Pollutant Discharge Elimination System (NPDES) permitting. The U.S. Environmental Protection Agency and New York State Department of Environmental Conservation oversee compliance with secondary treatment standards typical for facilities of this size. The plant's treated effluent is discharged into the Rondout Creek watershed, which flows into the Hudson River and eventually the Atlantic Ocean. The receiving waters support diverse aquatic life and are part of the larger Hudson River estuary ecosystem, which is ecologically significant for migratory fish and other species.

The plant discharges into the Rondout Creek, a tributary of the Hudson River. The Hudson River estuary is a critical habitat for migratory fish such as striped bass and American shad, and supports a variety of aquatic species. The watershed is part of the larger Mid-Atlantic region, with the outflow reaching the Atlantic Ocean near New York Harbor.