WICHITA WWT 4 FOUR MILE CREEK Wastewater Treatment Plant, Wichita, Kansas

WICHITA WWT 4 FOUR MILE CREEK is a municipal wastewater treatment plant located in Wichita, Kansas, United States. The plant serves a population of about 10,100 residents, placing it in the small-to-medium agglomeration category. It is situated in Sedgwick County and is part of the city's wastewater infrastructure. As a US-based facility, the plant operates under the Clean Water Act and is subject to National Pollutant Discharge Elimination System (NPDES) permits issued by the Kansas Department of Health and Environment. For plants serving this population size, secondary treatment is typically required, with possible additional nutrient removal depending on the receiving water body's sensitivity. The plant discharges treated effluent into Four Mile Creek, which flows into the Arkansas River, a major tributary of the Mississippi River system. This drainage basin supports diverse aquatic life and provides water for agricultural and municipal uses downstream. The plant's operations are important for protecting water quality in the region.

The plant discharges into Four Mile Creek, a tributary of the Arkansas River, which ultimately flows into the Mississippi River and the Gulf of Mexico. The Arkansas River basin supports a variety of fish and wildlife, and the plant's effluent must meet standards to protect downstream aquatic ecosystems. Nutrient loading from wastewater can contribute to algal blooms and hypoxia in the Gulf, making treatment performance critical.