Hocking Co Rockbridge WWTP - Secondary Treatment Plant in Rockbridge, Ohio

Hocking Co Rockbridge WWTP is a municipal wastewater treatment facility located in Rockbridge, Ohio, within Hocking County. The plant serves a small population of 200 residents, providing secondary treatment to meet state and federal water quality standards. As a small-scale facility, it plays a key role in managing local wastewater in this rural area of southeastern Ohio. The plant operates with a designed capacity of 105.99 units and currently treats a daily flow of 75.71 units. Secondary treatment typically involves biological processes to reduce organic matter and suspended solids. Under the U.S. Clean Water Act, such facilities must comply with National Pollutant Discharge Elimination System (NPDES) permits issued by the Ohio Environmental Protection Agency, ensuring effluent limits protect receiving waters. The treated effluent from the plant is discharged into a local waterway, likely a tributary of the Hocking River, which flows into the Ohio River and ultimately the Mississippi River system. This watershed supports diverse aquatic life and provides drinking water for downstream communities. The plant's operation helps maintain water quality in this ecologically sensitive region, which includes forested hills and streams that are part of the larger Ohio River basin.

The plant discharges into a local stream that drains into the Hocking River, a tributary of the Ohio River. The Ohio River flows into the Mississippi River, which empties into the Gulf of Mexico. This watershed supports a variety of fish and wildlife, including species that rely on clean water for spawning and habitat. The plant's secondary treatment helps reduce nutrient and pollutant loads, protecting downstream ecosystems from eutrophication and contamination.