Bullitt County Sanitation District Hillview 3 Wastewater Treatment Plant, Hillview, Kentucky

Bullitt County Sanitation District Hillview 3 is a municipal wastewater treatment facility located at 101 Western Road in Hillview, Kentucky. Serving a population of 1,244, the plant provides secondary treatment to domestic wastewater from the surrounding community in Bullitt County. The plant operates with a designed capacity of 560.24 volume units and currently processes an average daily flow of 439.11 volume units. As a secondary treatment facility, it meets the standard requirements under the US Clean Water Act, which mandates secondary treatment for municipal plants to reduce biochemical oxygen demand and suspended solids before discharge. The treated effluent is released into local receiving waters that ultimately drain into the Ohio River, a major tributary of the Mississippi River system. The plant plays a role in protecting downstream water quality in the Ohio River basin, supporting aquatic life and recreational uses in the region.

The plant discharges into local streams that flow into the Ohio River, which forms the northern border of Kentucky. The Ohio River is a major waterway supporting diverse aquatic species and providing drinking water for millions. Downstream, the river joins the Mississippi River, eventually reaching the Gulf of Mexico. The plant's secondary treatment helps reduce nutrient and organic loads, contributing to the ecological health of the Ohio River basin.