2 plants indexed.
San Marcos Southeast WWTP is a projected wastewater treatment plant in San Marcos, Texas, serving 42,000 people. It will operate under US EPA NPDES regulations for municipal wastewater.
San Marcos WWTP serves approximately 45,000 people in San Marcos, Texas. The plant operates under the U.S. Clean Water Act, with NPDES permits regulating its discharge to protect local water quality.