Gravette WWTP - Advanced Wastewater Treatment in Gravette, Arkansas

Gravette WWTP is a municipal wastewater treatment facility located in Gravette, Benton County, Arkansas, United States. The plant serves a population of approximately 2,325 residents, reflecting a small to medium-sized community in the Ozark region. The plant employs advanced treatment processes, which go beyond secondary treatment to remove nutrients and other pollutants. With a designed capacity of 2,119.82 units and an average discharge volume of 768.44 units, the facility operates well within its capacity. As a US plant, it operates under the Clean Water Act and is subject to National Pollutant Discharge Elimination System (NPDES) permits issued by the Arkansas Department of Energy and Environment. The treated effluent is discharged into a local water body that ultimately drains into the Mississippi River Basin. The plant plays a key role in protecting downstream water quality in the Ozark ecoregion, which supports diverse aquatic life and recreational uses.

The plant discharges into a receiving water body within the Mississippi River Basin, which flows south to the Gulf of Mexico. The Ozark region features karst topography, making groundwater and surface water connections sensitive to contamination. Advanced treatment helps protect downstream ecosystems, including fish habitats and water quality for recreational use.