UDALL WWTP - Secondary Wastewater Treatment Plant in Udall, Kansas

UDALL WWTP is a municipal wastewater treatment facility located in Udall, Kansas, United States. The plant serves a population of approximately 725 residents in this small community within Cowley County. As a secondary treatment plant, it provides biological treatment to reduce organic matter and suspended solids before discharge. The plant has a designed capacity of 567.81 megaliters and reports an annual discharge volume of 276.34 megaliters. Under the U.S. Clean Water Act, facilities of this scale are typically regulated through the National Pollutant Discharge Elimination System (NPDES) permit program, which sets effluent limits to protect water quality. The plant's secondary treatment level meets the standard requirements for municipal wastewater treatment in the United States. The treated effluent from UDALL WWTP is discharged into local waterways that ultimately drain into the Arkansas River basin. The Arkansas River flows through Kansas and Oklahoma before joining the Mississippi River system. This watershed supports diverse aquatic life and provides water for agricultural and municipal uses downstream. Proper treatment at this plant helps maintain water quality in the region's surface waters.

UDALL WWTP discharges into local streams that are part of the Arkansas River watershed. The Arkansas River flows southeast through Kansas and Oklahoma, eventually reaching the Mississippi River. This basin supports a variety of fish species and provides habitat for migratory birds. The plant's secondary treatment helps reduce nutrient and organic pollutant loads, protecting downstream aquatic ecosystems and water quality for recreational and agricultural uses.