Harrell WWTP - Advanced Wastewater Treatment in Calhoun County, Arkansas

Harrell WWTP is a wastewater treatment facility located in Calhoun County, Arkansas, United States. It serves a small community of 254 residents, reflecting its role in rural wastewater management. The plant operates with advanced treatment technology, ensuring high-quality effluent before discharge. The plant has a designed capacity of 272.55 units and currently treats 170.34 units, indicating it operates below its maximum capacity. As a US facility, it is subject to the Clean Water Act and likely operates under an NPDES permit issued by the Arkansas Department of Energy and Environment, which sets effluent limits to protect water quality. The treated effluent is discharged into a local water body, ultimately contributing to the Ouachita River basin. This region supports diverse aquatic life and is important for local ecosystems. The advanced treatment level helps minimize environmental impact on downstream waters.

The plant discharges into a local stream within the Ouachita River basin, which flows into the Ouachita River and eventually the Mississippi River. This watershed supports diverse aquatic species and is used for recreation and water supply. Advanced treatment reduces nutrient and pollutant loads, protecting downstream habitats.