Overview
Salina Cruz II Refinería Pemex is a wastewater treatment plant in Salina Cruz, Oaxaca, Mexico, serving approximately 24,661 people. It is located within 50 km of the Pacific coast.
Salina Cruz II Refinería Pemex is a wastewater treatment plant located in Salina Cruz, Oaxaca, Mexico, serving an estimated population of 24,661. The plant is situated near the Pacific coast and operates within the industrial context of the Pemex refinery complex. As a Mexican wastewater facility, it falls under national regulations such as the Ley de Aguas Nacionales and NOM-001-SEMARNAT, which set discharge standards for pollutants. The plant's discharge ultimately reaches the Pacific Ocean via local drainage, likely through the nearby Laguna Superior or directly to the Gulf of Tehuantepec. This coastal environment supports diverse marine life, including important fisheries and migratory species, making proper wastewater treatment critical for ecosystem health.
Environmental context
The plant is located in the Isthmus of Tehuantepec region, where wastewater likely drains into the Laguna Superior system or directly into the Gulf of Tehuantepec, a biologically productive area of the Pacific Ocean. This coastal zone supports important fisheries and serves as a migratory corridor for marine species. Effective treatment is essential to protect water quality and aquatic habitats in this sensitive coastal environment.
Frequently asked questions
The plant is located at Avenida La Ventosa, Salina Cruz, Oaxaca, 70600, Mexico, within the Pemex refinery complex.
The plant serves approximately 24,661 people in the Salina Cruz area.
The plant discharges treated wastewater into local drainage that ultimately reaches the Pacific Ocean, likely via the Laguna Superior or directly into the Gulf of Tehuantepec.
The plant operates under Mexico's Ley de Aguas Nacionales and NOM-001-SEMARNAT, which set discharge limits for pollutants to protect water quality.
For medium-sized agglomerations in Mexico, secondary treatment is typically required to meet national discharge standards, often involving biological processes to reduce organic matter and suspended solids.
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