BUTLER WWT Wastewater Treatment Plant, Butler, Oklahoma

BUTLER WWT is a municipal wastewater treatment facility located in Butler, Custer County, Oklahoma, United States. The plant serves a small population of 345 residents and operates under secondary treatment standards, which is the minimum required by the US Clean Water Act for municipal wastewater. The facility has a designed capacity of 151.42 megaliters and currently processes 113.56 megaliters of wastewater annually, indicating operational headroom. As a secondary treatment plant, BUTLER WWT utilizes biological processes to remove organic matter and suspended solids, meeting the typical requirements for small communities in the region. The plant is subject to the US Environmental Protection Agency's National Pollutant Discharge Elimination System (NPDES) permitting program, which sets effluent limits to protect water quality. Plants of this scale in Oklahoma are regulated by the Oklahoma Department of Environmental Quality. The treated effluent from BUTLER WWT is discharged into a local water body, likely a stream or creek within the Washita River basin, which flows into the Red River and ultimately the Gulf of Mexico. The plant plays a crucial role in protecting local water quality and downstream ecosystems, including the diverse aquatic life in the Washita River and the Gulf's coastal habitats.

The plant discharges into a local water body within the Washita River watershed, which drains into the Red River and then the Gulf of Mexico. This region supports a variety of aquatic species and provides important habitat for migratory birds. The secondary treatment process helps reduce nutrient loads, protecting downstream water quality in the Gulf's ecologically sensitive coastal zone.