PAXICO WWTP: Secondary Wastewater Treatment in Paxico, Kansas

PAXICO WWTP is a municipal wastewater treatment facility located in Paxico, Kansas, a small community in Wabaunsee County. The plant serves a population of approximately 149 residents, reflecting its role in a rural setting. It operates under the regulatory framework of the U.S. Clean Water Act, which governs wastewater discharges through National Pollutant Discharge Elimination System (NPDES) permits. The plant provides secondary treatment, a standard level for small communities in the United States. Its designed capacity is 79.49 thousand cubic meters per year, with an actual discharge volume of 64.35 thousand cubic meters per year, indicating moderate utilization. Secondary treatment typically involves biological processes to reduce organic matter and suspended solids, meeting federal effluent guidelines. The treated effluent is discharged into local streams that drain into the Kansas River basin, ultimately reaching the Missouri River and the Mississippi River system. This watershed supports diverse aquatic life and provides water for agricultural and recreational uses downstream. The plant's operations are critical for protecting water quality in this rural agricultural region.

PAXICO WWTP discharges into tributaries of the Kansas River, which flows into the Missouri River and then the Mississippi River. The local watershed is part of the Great Plains ecoregion, characterized by prairie streams that support fish species such as channel catfish and various minnows. Downstream waters are used for irrigation and recreation, making nutrient and pathogen control important for ecological and human health.