La Parota Wastewater Treatment Plant, Puerto Escondido, Oaxaca, Mexico

La Parota is a wastewater treatment plant located in Puerto Escondido, a coastal city in the state of Oaxaca, Mexico. The plant serves a population of approximately 6,845 people, making it a small-scale municipal facility. Its address is Calle Segunda Oriente, Centro, Puerto Escondido, San Pedro Mixtepec, Oaxaca. The plant provides secondary treatment, which is the standard biological treatment process for removing organic matter and suspended solids. It has a designed capacity of 648.00 volume units and a current discharge volume of 648.00 volume units, indicating full utilization. Under Mexican regulations (NOM-001-SEMARNAT-1996), secondary treatment is required for discharges into coastal waters, and this plant meets that standard. The treated effluent is discharged into the Pacific Ocean, as the plant is within 10 km of the coast. The receiving water body supports diverse marine life and is part of the broader coastal ecosystem of Oaxaca. Proper treatment helps protect local beaches and marine habitats from pollution, supporting both ecological health and tourism in Puerto Escondido.

La Parota discharges treated wastewater into the Pacific Ocean near Puerto Escondido, a coastal area in Oaxaca. The local watershed drains into the ocean, supporting marine ecosystems such as coral reefs and fish populations. The plant's secondary treatment reduces organic pollutants, helping to maintain water quality for recreational use and protecting downstream coastal habitats from eutrophication.