Lone Grove East WWT - Secondary Wastewater Treatment Plant in Lone Grove, Oklahoma

Lone Grove East WWT is a municipal wastewater treatment facility located in Lone Grove, Oklahoma, United States. The plant serves a small population of 1,389 residents, reflecting its role in a rural community within Carter County. The facility operates at the secondary treatment level, which is the standard required by the US Clean Water Act for municipal plants. With a designed capacity of 749.51 units and a current discharge volume of 567.81 units, the plant maintains operational headroom. As a US facility, it is subject to National Pollutant Discharge Elimination System (NPDES) permitting, ensuring compliance with federal water quality standards. The plant's treated effluent is discharged into local waterways that ultimately drain into the Red River basin, contributing to the Mississippi River watershed. This inland location supports the ecological health of streams and rivers in southern Oklahoma, protecting downstream aquatic habitats.

The plant discharges into local streams that flow into the Red River, which forms part of the Mississippi River basin. This watershed supports diverse aquatic life and provides water for agriculture and communities downstream. The secondary treatment process reduces organic pollutants and suspended solids, helping maintain water quality in the region's surface waters.