Hobart PWA WWT - Kiowa County, Oklahoma Wastewater Treatment Plant

Hobart PWA WWT is a municipal wastewater treatment plant located in Kiowa County, Oklahoma, serving a population of about 3,997. The facility is situated in a rural area of southwestern Oklahoma, within the Red River basin, and plays a key role in managing local wastewater for the community. As a US-based plant serving fewer than 10,000 people, it falls under the EPA's NPDES permitting program, which sets discharge limits based on technology-based standards and water quality requirements. Plants of this scale typically employ secondary treatment, such as activated sludge or lagoon systems, to meet regulatory standards. The treated effluent is discharged into local streams that drain into the Red River, which flows south to the Gulf of Mexico. The plant's operations help protect downstream water quality and aquatic habitats in the Red River watershed, supporting regional ecological health.

The plant discharges into tributaries of the Red River, which flows through Oklahoma and Texas before emptying into the Gulf of Mexico. The Red River basin supports diverse aquatic life and provides water for agriculture and communities. Proper treatment at Hobart PWA WWT helps reduce nutrient and pathogen loads, protecting downstream ecosystems and recreational uses.