ARGONIA WWTP - Secondary Treatment Plant in Sumner County, Kansas

ARGONIA WWTP is a municipal wastewater treatment facility located in Sumner County, Kansas, United States. The plant serves a small population of 534 residents, reflecting its role in a rural community. It operates under the regulatory framework of the US Clean Water Act, which requires secondary treatment as the minimum standard for municipal wastewater discharges. The plant provides secondary treatment, a biological process that removes organic matter and suspended solids. It has a designed capacity of 238.48 million gallons per year and currently discharges 200.63 million gallons per year, indicating operational headroom. As a small facility, it is subject to EPA NPDES permits issued by the Kansas Department of Health and Environment, ensuring compliance with water quality standards. The treated effluent is discharged into local waterways that ultimately drain into the Arkansas River basin, part of the Mississippi River watershed. The plant plays a key role in protecting downstream water quality and supporting aquatic life in the region's streams and rivers.

The plant discharges into local streams that flow into the Arkansas River, a major tributary of the Mississippi River. This watershed supports diverse aquatic ecosystems and provides habitat for fish and wildlife. The plant's secondary treatment helps reduce nutrient and pollutant loads, protecting downstream water quality in the Arkansas River and ultimately the Gulf of Mexico.