DACOMA WWT Wastewater Treatment Plant, Alfalfa County, Oklahoma

DACOMA WWT is a municipal wastewater treatment facility located in Alfalfa County, Oklahoma, serving a small population of 148 residents. The plant provides secondary treatment, a standard level for communities of this size in the United States. The facility has a designed capacity of 75.71 units and processes a similar daily discharge volume. As a U.S. plant, it operates under the Clean Water Act, which requires National Pollutant Discharge Elimination System (NPDES) permits for all discharges to surface waters. Secondary treatment typically involves biological processes to reduce organic matter and suspended solids. The plant's treated effluent is discharged into local waterways within the Arkansas River basin, which ultimately drains to the Mississippi River and the Gulf of Mexico. This inland location supports regional water quality and downstream ecosystems.

The plant discharges into the Arkansas River watershed, part of the Mississippi River basin that flows to the Gulf of Mexico. This inland setting supports diverse aquatic life and agricultural water use. The secondary treatment process helps protect local streams from nutrient pollution and oxygen depletion.