Overview
Southside WWTP Dallas serves 590,000 people in Dallas, Texas. The plant operates under the US Clean Water Act, with NPDES permits regulating its discharge to protect local water quality.
Southside WWTP Dallas is a major wastewater treatment facility serving approximately 590,000 residents in the southern part of Dallas, Texas. Located at 10011 Log Cabin Road in Dallas County, the plant is a key component of the city's wastewater infrastructure, handling a significant portion of the metropolitan area's sewage. As a large-scale municipal plant, Southside WWTP Dallas is subject to the US Clean Water Act and operates under a National Pollutant Discharge Elimination System (NPDES) permit issued by the Texas Commission on Environmental Quality. For a plant serving over 150,000 people, secondary treatment is the minimum standard, though many facilities of this size employ advanced treatment to meet stringent effluent limits. The plant's treated effluent is discharged into the Trinity River watershed, which flows through Dallas and ultimately reaches the Gulf of Mexico via Trinity Bay. This river system supports diverse aquatic life and provides water for downstream communities, making proper treatment essential for regional environmental health.
Environmental context
The plant discharges into the Trinity River basin, which drains into Trinity Bay and the Gulf of Mexico. This watershed supports a variety of fish and wildlife species, including several that are ecologically sensitive. The river also provides drinking water and recreation for downstream communities, so maintaining high effluent quality is critical to prevent nutrient pollution and protect aquatic habitats.
Frequently asked questions
Southside WWTP Dallas is located at 10011 Log Cabin Road in Dallas, Texas, within Dallas County.
The plant serves approximately 590,000 residents in the southern part of Dallas, making it a large-scale municipal treatment facility.
The plant discharges treated effluent into the Trinity River watershed, which flows through Dallas and eventually reaches the Gulf of Mexico via Trinity Bay.
The plant operates under the US Clean Water Act and is regulated by a National Pollutant Discharge Elimination System (NPDES) permit issued by the Texas Commission on Environmental Quality.
For a plant of this size, secondary treatment is the minimum federal standard, but many large US plants employ advanced treatment to meet strict effluent limits and protect sensitive water bodies like the Trinity River.
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