KESWICK RUSS Wastewater Treatment Plant, Keokuk County, Iowa

KESWICK RUSS is a wastewater treatment plant located at 13332 190th Avenue in Keokuk County, Iowa, United States. It serves a small population of 246 residents, reflecting its role in a rural community. The plant is situated inland, far from coastal areas, and its operations are part of the local municipal infrastructure. The plant provides secondary treatment, a standard biological process that removes organic matter and suspended solids. Its designed capacity is 49.21 million gallons per year, matching the current discharge volume, indicating full utilization. As a US facility, it operates under the Clean Water Act, with National Pollutant Discharge Elimination System (NPDES) permits issued by the Iowa Department of Natural Resources, ensuring compliance with federal water quality standards. The treated effluent is discharged into local waterways, contributing to the Mississippi River basin. The plant plays a key role in protecting downstream aquatic ecosystems by reducing pollutant loads before discharge. Its location in the agricultural heartland of Iowa means it helps mitigate nutrient impacts on regional water quality.

The plant discharges into tributaries of the Iowa River, which flows into the Mississippi River and ultimately the Gulf of Mexico. This watershed is part of the larger Mississippi River basin, known for nutrient pollution contributing to the Gulf of Mexico hypoxic zone. The plant's secondary treatment helps reduce organic and nutrient loads, supporting local aquatic life and downstream water quality.