Summerset Wastewater Treatment Plant | South Dakota, USA

Summerset is a wastewater treatment plant located in Summerset, South Dakota, United States. It serves a population of 2,330 and provides advanced treatment, reflecting a high level of effluent quality. The plant is situated inland, away from coastal areas, and operates under the regulatory framework of the US Clean Water Act, which mandates National Pollutant Discharge Elimination System (NPDES) permits for such facilities. The plant's treatment process is classified as advanced, indicating it goes beyond secondary treatment to remove additional pollutants. It has a designed capacity of 454.25 volume units and currently discharges 416.40 volume units, showing it operates below its maximum capacity. This suggests the plant has room for future growth or seasonal variations in flow. The treated effluent from Summerset is discharged into local water bodies that eventually drain into the Missouri River basin, a major watershed in the region. The plant plays a key role in protecting downstream water quality and supporting aquatic life in the surrounding environment.

Summerset is located in the Black Hills region of South Dakota, within the Missouri River watershed. The treated effluent from the plant flows into local streams that eventually reach the Cheyenne River and then the Missouri River. This river system supports diverse aquatic species and provides water for agriculture and recreation. The advanced treatment helps minimize nutrient and pollutant loading, protecting the ecological health of downstream waters.