Tlapanalá Wastewater Treatment Plant, Puebla, Mexico

Tlapanalá wastewater treatment plant is located in the municipality of Tlapanalá, Puebla, Mexico, serving a local population of approximately 4,564 residents. The facility operates as part of the municipal wastewater infrastructure for this inland community. The plant provides secondary treatment, which is the standard biological treatment level required under Mexican regulations (NOM-001-SEMARNAT-1996) for municipal wastewater. With a designed capacity of 691.2 m³/day and an average discharge volume of 432 m³/day, the plant operates below its full capacity, indicating room for future growth or seasonal variations. The treated effluent is discharged into local water bodies that eventually drain into the Balsas River basin, one of Mexico's major hydrological systems. The Balsas River flows southwest to the Pacific Ocean, supporting diverse aquatic ecosystems and agricultural activities along its course. Proper wastewater treatment at Tlapanalá helps protect downstream water quality and public health.

The plant discharges into the Balsas River basin, which drains into the Pacific Ocean. The Balsas River supports a variety of aquatic life and is an important water source for irrigation in the region. Secondary treatment reduces organic pollutants and suspended solids, helping to maintain the ecological health of the river system and prevent eutrophication in downstream waters.