Darke Co Stillwater Golf Estates Wastewater Treatment Plant, Webster, Ohio

Darke Co Stillwater Golf Estates is a wastewater treatment facility located in Webster, Darke County, Ohio, within the Stillwater Valley Golf Club area. The plant serves a small population of 90 residents and is part of the municipal wastewater infrastructure for the rural community. The plant employs advanced treatment processes, meeting high standards for effluent quality. With a designed capacity of 30.28 cubic meters per day and a discharge volume matching that figure, the facility operates at full capacity. As a US plant, it is subject to the Clean Water Act and National Pollutant Discharge Elimination System (NPDES) permitting, administered by the Ohio Environmental Protection Agency. The treated effluent is discharged into local waterways that ultimately drain into the Great Miami River watershed, which flows to the Ohio River and then the Mississippi River. The plant's advanced treatment helps protect the aquatic ecosystems of these downstream water bodies, supporting biodiversity and water quality in the region.

The plant discharges into the Stillwater River, a tributary of the Great Miami River, which flows into the Ohio River and eventually the Mississippi River. The watershed supports diverse aquatic life and is an important corridor for migratory fish. Advanced treatment ensures minimal nutrient and pollutant loading, protecting downstream ecosystems and drinking water sources.