Anna WWTP and Sewers - Advanced Wastewater Treatment in Anna, Ohio

Anna WWTP and Sewers is a municipal wastewater treatment plant located at 12899 SR 119 in Anna, Shelby County, Ohio. The facility serves a population of 1,567 and operates with a designed capacity of 1,514.16 cubic meters per day, with a current discharge volume of 654.88 cubic meters per day. The plant employs advanced treatment processes, which go beyond secondary treatment to remove nutrients and other pollutants. As a US facility, it operates under the Clean Water Act's National Pollutant Discharge Elimination System (NPDES) permit program, which sets effluent limits to protect water quality. For small communities like Anna, advanced treatment ensures compliance with state and federal standards. The treated effluent is discharged into a local water body, likely a tributary of the Great Miami River, which flows into the Ohio River and ultimately the Mississippi River. This watershed supports diverse aquatic life and provides drinking water for downstream communities. The plant's advanced treatment helps minimize nutrient loading and protect regional water quality.

The plant discharges into a local stream within the Great Miami River basin, which drains into the Ohio River and then the Mississippi River. This watershed supports diverse aquatic species and provides drinking water for millions. Advanced treatment reduces nutrient pollution, protecting downstream ecosystems from eutrophication and algal blooms.