MARLOW EAST WWT - Secondary Wastewater Treatment Plant in Marlow, Oklahoma

MARLOW EAST WWT is a municipal wastewater treatment facility located on Blackburn Road in Marlow, Stephens County, Oklahoma. Serving a population of approximately 1,837, the plant is part of the region's infrastructure for managing domestic wastewater from the community. The plant provides secondary treatment, a standard level required by the US Clean Water Act for facilities of this scale. With a designed capacity of 757.08 units and an average discharge volume of 719.23 units, the plant operates near its capacity. As a US facility, it is regulated under the National Pollutant Discharge Elimination System (NPDES) permit program, administered by the Oklahoma Department of Environmental Quality. The treated effluent is discharged into a local waterway that ultimately drains into the Red River basin, contributing to the watershed that flows to the Gulf of Mexico. The plant plays a key role in protecting local water quality and downstream ecosystems in the Southern Great Plains region.

The plant discharges into a tributary of the Red River, which flows through Oklahoma and Texas before emptying into the Mississippi River and ultimately the Gulf of Mexico. The surrounding watershed supports diverse aquatic life and is important for regional agriculture and recreation. Proper treatment helps prevent nutrient pollution and maintains ecological balance in this semi-arid region.