CEMENT PWA WWT Wastewater Treatment Plant, Fort Cobb, Oklahoma

CEMENT PWA WWT is a municipal wastewater treatment facility located in Fort Cobb, Caddo County, Oklahoma, United States. The plant serves a small population of 530 residents, reflecting its role in a rural community. As a secondary treatment plant, it provides biological treatment to reduce organic matter and suspended solids before discharge. The plant operates under the U.S. Clean Water Act, which requires National Pollutant Discharge Elimination System (NPDES) permits for all wastewater discharges. For small communities like Fort Cobb, secondary treatment is the standard requirement, ensuring that effluent meets water quality standards to protect receiving waters. The plant's designed capacity is 321.76 volume units, with an actual discharge volume of 333.12, indicating it operates near its design capacity. The treated effluent from CEMENT PWA WWT is discharged to local streams that ultimately drain into the Washita River basin, which flows through Oklahoma and into Lake Texoma. This watershed supports diverse aquatic life and provides water for irrigation and recreation. The plant's operation helps maintain the ecological health of these water bodies by reducing pollutant loads.

The plant discharges into local tributaries of the Washita River, which flows southeast through Oklahoma and empties into Lake Texoma, a major reservoir on the Red River. The Washita River basin supports a variety of fish and wildlife, including several species of freshwater mussels and migratory birds. Proper wastewater treatment is essential to prevent nutrient pollution and protect downstream water quality in this ecologically sensitive region.