Geronimo Creek WWTP - Seguin, Texas Wastewater Treatment Plant

Geronimo Creek WWTP is a municipal wastewater treatment facility located in Seguin, Texas, within Guadalupe County. It serves a population of approximately 6,850 residents, classifying it as a small to medium-sized plant under US regulatory standards. The plant is situated near the Guadalupe River, a key waterway in south-central Texas. As a US facility, Geronimo Creek WWTP operates under the Clean Water Act's National Pollutant Discharge Elimination System (NPDES) permit program. Plants of this scale typically employ secondary treatment processes to meet effluent limits set by the Texas Commission on Environmental Quality (TCEQ). The treatment process ensures that discharged water meets state and federal standards for protecting aquatic life and human health. The plant's treated effluent ultimately flows into the Guadalupe River, which drains into the San Antonio Bay and the Gulf of Mexico. This watershed supports diverse aquatic habitats and is important for regional water supply and recreation. Proper treatment at this facility helps maintain water quality in the Guadalupe River basin, benefiting downstream ecosystems and communities.

The plant discharges into the Guadalupe River, which flows southeast through Texas to San Antonio Bay and the Gulf of Mexico. This watershed supports diverse aquatic life, including fish and migratory birds, and is ecologically sensitive due to its role in estuarine health. The Guadalupe River basin is a vital water resource for agriculture, recreation, and municipal supply in the region.