Unidad Habitacional San Marcial Wastewater Treatment Plant, Córdoba, Veracruz

Unidad Habitacional San Marcial is a wastewater treatment plant located in Córdoba, Veracruz, Mexico. It serves a population of 1,935 people, classifying it as a small-scale facility within the municipal wastewater infrastructure of the region. The plant provides secondary treatment, which is the standard biological treatment process required under Mexican regulations (NOM-001-SEMARNAT-1996) for municipal wastewater. The designed capacity matches the discharge volume at 183.17 units, indicating the plant operates at full capacity. The plant's treated effluent is discharged into local water bodies that eventually drain into the Gulf of Mexico via the Papaloapan River basin. This coastal watershed supports diverse aquatic life and is important for regional water quality management.

The plant discharges into the Papaloapan River basin, which flows into the Gulf of Mexico. This watershed supports diverse aquatic ecosystems and is important for local fisheries and biodiversity. The region's tropical climate and agricultural activities make effective wastewater treatment critical to prevent nutrient enrichment and protect downstream coastal habitats.