KETCHUM WWT Wastewater Treatment Plant, Craig County, Oklahoma

KETCHUM WWT is a municipal wastewater treatment facility located in Craig County, Oklahoma, United States. The plant serves a small population of 286 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 a baseline for municipal wastewater plants. The plant provides secondary treatment, a standard biological process that removes biodegradable organic matter and suspended solids. Its designed capacity is 189.27 megaliters, with an actual discharge volume of 75.71 megaliters, indicating it operates below capacity. As a US facility, it is subject to National Pollutant Discharge Elimination System (NPDES) permits issued by the Oklahoma Department of Environmental Quality, ensuring compliance with water quality standards. The treated effluent is discharged into a local water body, likely a tributary of the Neosho River or Grand Lake system, which ultimately drains into the Arkansas River and then the Mississippi River. This watershed supports diverse aquatic life and provides water for downstream communities and agriculture. The plant's inland location reduces direct marine impact, but its discharge contributes to the overall health of the regional river basin.

The plant discharges into a local water body within the Neosho River basin, which flows into Grand Lake O' the Cherokees and then the Arkansas River. This watershed supports diverse aquatic species and is used for recreation and water supply. The plant's secondary treatment helps protect downstream water quality in this ecologically sensitive region.