Winfield WWTP - Municipal Wastewater Treatment in Winfield, Kansas

Winfield WWTP is a municipal wastewater treatment facility located in Winfield, Cowley County, Kansas. The plant serves a population of around 10,083 residents, placing it in the small-to-medium agglomeration category for U.S. facilities. Its location in the Great Plains region means the plant handles typical domestic wastewater from a semi-rural community. As a U.S. wastewater facility, Winfield WWTP operates under the Clean Water Act and is subject to National Pollutant Discharge Elimination System (NPDES) permitting. For plants serving populations between 5,000 and 50,000, secondary treatment is the standard requirement, ensuring removal of organic matter and suspended solids. The plant's discharge is regulated by the Kansas Department of Health and Environment, which oversees water quality standards for the state's surface waters. The treated effluent from Winfield WWTP ultimately drains into the Arkansas River basin via local tributaries. The Arkansas River flows southeast through Kansas, Oklahoma, and Arkansas before joining the Mississippi River. This watershed supports diverse aquatic life and provides water for agricultural and municipal use downstream. Proper treatment at Winfield WWTP helps protect water quality in this important regional river system.

Winfield WWTP discharges into local waterways that are part of the Arkansas River basin. The Arkansas River flows through the Great Plains, eventually reaching the Mississippi River and the Gulf of Mexico. This watershed supports a variety of fish species and provides critical habitat for migratory birds along the Central Flyway. The plant's treatment performance is important for maintaining water quality in downstream reservoirs and rivers used for recreation and drinking water.