Uniopolis WWTP and Sewer System - Secondary Wastewater Treatment in Uniopolis, Ohio

Uniopolis WWTP and Sewer System is a municipal wastewater treatment facility located in Uniopolis, Ohio, United States. The plant serves a small population of 350 residents and operates under secondary treatment standards, which is the minimum required by the US Clean Water Act for municipal wastewater. The facility has a designed capacity of 124.92 million gallons per year and currently discharges 102.21 million gallons annually. As a secondary treatment plant, Uniopolis WWTP removes biodegradable organic matter and suspended solids through biological processes. The plant is subject to the National Pollutant Discharge Elimination System (NPDES) permit program, which sets effluent limits to protect water quality. Facilities of this scale in Ohio are regulated by the Ohio Environmental Protection Agency. The treated effluent from Uniopolis WWTP is discharged into local streams that are part of the Great Miami River watershed, which ultimately flows into the Ohio River and then the Mississippi River. The plant's operations help protect downstream aquatic ecosystems and maintain water quality in the region's surface waters.

The plant discharges into tributaries of the Great Miami River, which flows southwest to the Ohio River and eventually the Mississippi River. The watershed supports diverse aquatic life and provides drinking water for downstream communities. The plant's secondary treatment helps reduce nutrient and organic pollution, protecting the ecological health of the receiving waters.