Sparkman WWTP - Advanced Wastewater Treatment in Sparkman, Arkansas

Sparkman WWTP is a municipal wastewater treatment facility located in Sparkman, Dallas County, Arkansas. The plant serves a small population of 427 residents, providing advanced treatment to protect local water quality. As a small-scale facility, it plays a crucial role in managing the community's wastewater needs. The plant employs advanced treatment processes, which go beyond secondary treatment to remove additional pollutants such as nutrients. With a designed capacity of 359.61 million gallons and an annual discharge volume of 113.56 million gallons, the facility operates well within its capacity. Under the US Clean Water Act, such plants are regulated through the National Pollutant Discharge Elimination System (NPDES) permit program, which sets effluent limits to protect receiving waters. The treated effluent from Sparkman WWTP is discharged into local waterways that ultimately drain into the Ouachita River basin. The Ouachita River flows south through Arkansas and Louisiana before joining the Mississippi River. The advanced treatment helps safeguard the ecological health of these waters, supporting aquatic life and downstream uses.

Sparkman WWTP discharges into tributaries of the Ouachita River, which flows through the Ouachita Mountains and coastal plain before reaching the Mississippi River. The watershed supports diverse aquatic habitats, including fish and mussel species. Advanced treatment at this plant helps minimize nutrient loading and protects downstream water quality in this ecologically sensitive region.