Harrison WWTP and Sewer System - Municipal Wastewater Treatment in Harrison, Ohio

The Harrison WWTP and Sewer System is a municipal wastewater treatment facility located in Harrison, Ohio, serving a population of about 8,690. As part of the town's infrastructure, it manages wastewater from residential and commercial sources in the Harrison Township area. Under the U.S. Clean Water Act, plants of this scale are typically required to meet secondary treatment standards through the National Pollutant Discharge Elimination System (NPDES) permitting program. The facility operates under state and federal regulations to ensure effluent quality protects receiving waters. The plant's treated effluent is discharged into local streams that flow into the Great Miami River, a major tributary of the Ohio River. This watershed supports diverse aquatic life and provides drinking water for downstream communities. Proper treatment at this facility helps maintain the ecological health of the river system.

The plant discharges into tributaries of the Great Miami River, which flows into the Ohio River and ultimately the Mississippi River. The watershed supports diverse fish and macroinvertebrate communities and is an important corridor for migratory birds. Protecting water quality here is vital for downstream ecosystems and drinking water supplies.