BENNINGTON WWT Wastewater Treatment Plant, Smith-Lee, Oklahoma

BENNINGTON WWT is a wastewater treatment facility located in Smith-Lee, Bryan County, Oklahoma. It serves a small community of approximately 289 residents, providing essential sanitation services for this rural area in the southern United States. The plant operates with secondary treatment, which is the standard level required by the U.S. Clean Water Act for municipal wastewater. This process typically involves biological treatment to remove organic matter and suspended solids. The plant's designed capacity matches its current discharge volume of 143.85 units, indicating it operates at full capacity. The treated effluent is discharged into local waterways, contributing to the protection of downstream ecosystems. As part of the Red River basin, the plant's operations help maintain water quality in this important watershed that drains into the Gulf of Mexico.

The plant discharges into the Red River basin, which flows through Oklahoma and Texas before emptying into the Mississippi River and ultimately the Gulf of Mexico. This watershed supports diverse aquatic life and is an important ecological corridor. The secondary treatment helps reduce nutrient and pollutant loads, protecting downstream water quality.