Overview
ARAPAHO WWT is a secondary treatment plant serving 748 people in Custer County, Oklahoma. It discharges 302.83 units of treated wastewater daily, with a designed capacity of 340.69 units.
ARAPAHO WWT is a municipal wastewater treatment facility located in Custer County, Oklahoma, serving a small population of 748 residents. The plant provides secondary treatment, which is the standard level required by the U.S. Clean Water Act for most municipal facilities to remove organic matter and suspended solids before discharge. The plant's designed capacity is 340.69 units, and it currently treats an average daily flow of 302.83 units, indicating it operates below its maximum capacity. As a U.S. facility, it operates under the National Pollutant Discharge Elimination System (NPDES) permit program, which sets effluent limits to protect water quality. The treated effluent is discharged into a local water body that ultimately drains into the Washita River basin, part of the larger Red River watershed. This region supports agricultural activities and provides habitat for aquatic species. Proper treatment helps maintain the ecological health of downstream waters.
Environmental context
The plant discharges into a tributary of the Washita River, which flows into the Red River and eventually the Gulf of Mexico. The surrounding area is primarily rural and agricultural, with the plant's effluent contributing to local stream flow. Maintaining secondary treatment standards helps protect downstream aquatic life and water quality in the Red River basin.
Frequently asked questions
ARAPAHO WWT is located in Custer County, Oklahoma, United States, serving the local community.
The plant serves a population of 748 residents.
The plant discharges treated effluent into a local water body that drains into the Washita River basin, part of the Red River watershed.
The plant provides secondary treatment, which is the standard required by the U.S. Clean Water Act for municipal wastewater to remove organic matter and suspended solids.
As a U.S. facility, ARAPAHO WWT operates under an NPDES permit issued by the Oklahoma Department of Environmental Quality, ensuring its discharge meets federal and state water quality standards.
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