Butler Co Alamo Heights WWTP - Advanced Treatment in Butler County, Ohio

Butler Co Alamo Heights WWTP is a municipal wastewater treatment facility located in Butler County, Ohio, United States. The plant serves a small population of 638 residents, providing advanced treatment to ensure high-quality effluent before discharge. Its location in southwestern Ohio places it within the Great Miami River basin, a major tributary of the Ohio River. The plant operates with advanced treatment processes, which go beyond the secondary treatment standard required by the US Clean Water Act. With a designed capacity of 492.10 thousand gallons per day and an average discharge volume of 340.69 thousand gallons per day, the facility maintains a utilization rate that allows for operational flexibility. As a US facility, it operates under the National Pollutant Discharge Elimination System (NPDES) permit program, which sets strict effluent limits to protect water quality. The treated effluent from the plant ultimately drains into the Great Miami River, which flows southward to join the Ohio River near Cincinnati. The Ohio River then continues to the Mississippi River and the Gulf of Mexico. The plant's advanced treatment helps protect aquatic life and recreational uses in the receiving waters, contributing to the ecological health of the Great Miami River watershed.

The plant discharges into the Great Miami River basin, which drains into the Ohio River and eventually the Mississippi River and Gulf of Mexico. The watershed supports diverse aquatic species and provides drinking water for downstream communities. Advanced treatment at this plant reduces nutrient loading, helping to prevent algal blooms and maintain oxygen levels in the river system.