Overview
Asuncion Ixtaltepec wastewater treatment plant serves 9,127 people in Oaxaca, Mexico, with secondary treatment and a designed capacity of 1,296 m³/day.
The Asuncion Ixtaltepec wastewater treatment plant is located in Santa Rita, Asunción Ixtaltepec, Oaxaca, Mexico. It serves a population of approximately 9,127 residents, classifying it as a small to medium agglomeration under Mexican wastewater regulations. The plant provides secondary treatment, which is the standard level required by Mexican law (NOM-001-SEMARNAT) for municipal wastewater before discharge. With a designed capacity of 1,296 m³/day and an actual discharge volume of 864 m³/day, the plant operates at about 67% capacity, indicating room for future growth. The treated effluent is discharged into local water bodies, contributing to the protection of the region's hydrology. The plant plays a key role in safeguarding the environment and public health in the Isthmus of Tehuantepec region, supporting downstream ecosystems and water quality.
Environmental context
The plant discharges into local streams that drain into the Pacific Ocean via the Tehuantepec River basin. The region is ecologically sensitive, supporting diverse aquatic life and important migratory corridors. Proper wastewater treatment helps prevent nutrient pollution and protects coastal ecosystems, including nearby lagoons and estuaries.
Frequently asked questions
The plant is located in Santa Rita, Asunción Ixtaltepec, Oaxaca, Mexico, in the Isthmus of Tehuantepec region.
The plant serves approximately 9,127 residents, classifying it as a small to medium agglomeration.
The plant uses secondary treatment, which involves biological processes to remove organic matter and suspended solids, meeting Mexican standards for municipal wastewater.
The plant protects local streams that drain into the Tehuantepec River basin and ultimately the Pacific Ocean, preserving water quality in the region.
The plant operates under Mexican standard NOM-001-SEMARNAT, which sets discharge limits for municipal wastewater. Secondary treatment is required for plants of this scale to protect water bodies.
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