Leon Creek WWTP: San Antonio, Texas Wastewater Treatment Plant

Leon Creek WWTP is a major wastewater treatment facility located in San Antonio, Texas, serving a population of approximately 337,267. As part of the city's municipal infrastructure, it plays a key role in managing wastewater from one of the largest urban areas in the state. The plant operates under the U. S. Clean Water Act, which requires National Pollutant Discharge Elimination System (NPDES) permits for all discharges. For a facility of this scale, typical treatment includes secondary or advanced processes to meet effluent limits set by the Texas Commission on Environmental Quality (TCEQ). Treated effluent from Leon Creek WWTP is discharged into Leon Creek, a tributary of the San Antonio River, which flows to the Gulf of Mexico. The plant's operations help protect water quality in the San Antonio River basin, supporting aquatic life and recreational uses downstream.

Leon Creek WWTP discharges into Leon Creek, which flows into the San Antonio River and ultimately the Gulf of Mexico. The San Antonio River basin supports diverse aquatic habitats and is an important water resource for the region. The plant's effluent must meet standards to protect downstream ecosystems, including fish and wildlife that depend on the river's health.