Santa Fe Wastewater Treatment Plant, Caucel, Yucatán, Mexico

The Santa Fe wastewater treatment plant is located in Caucel, a locality within the municipality of Mérida, Yucatán, Mexico. It serves a population of approximately 10,953 people, placing it in the small to medium agglomeration category. The plant is situated inland, away from the coast, and its operations are part of the region's wastewater management infrastructure. The plant's designed capacity of 1.00 unit suggests a facility sized for its service population. In Mexico, wastewater treatment plants are regulated under the National Water Law (Ley de Aguas Nacionales) and overseen by the National Water Commission (CONAGUA). Plants of this scale are typically expected to provide at least secondary treatment to meet discharge standards for municipal wastewater. The plant's discharge likely flows into local water bodies that drain into the Yucatán Peninsula's karst aquifer system, which is ecologically sensitive due to its connection to cenotes and groundwater resources. The region's flat terrain and porous limestone geology mean that treated effluent must meet strict quality standards to protect groundwater and downstream ecosystems, including coastal lagoons along the Gulf of Mexico.

The Santa Fe plant is located in the Yucatán Peninsula, a region characterized by karst topography with limited surface water. Treated wastewater likely infiltrates into the aquifer or discharges into nearby drainage channels that ultimately flow toward the Gulf of Mexico. The local watershed includes cenotes and underground rivers that support unique aquatic ecosystems. Protecting groundwater quality is critical for both human consumption and the region's biodiversity, including mangrove forests and coastal wetlands along the northern Yucatán coast.