Overview
El Roble wastewater treatment plant in Sinaloa, Mexico, serves 1,460 people with secondary treatment. It discharges 138.24 m³/day of treated wastewater near the Pacific coast.
El Roble is a municipal wastewater treatment plant located in the town of El Roble, within the municipality of Elota, Sinaloa, Mexico. The plant serves a small population of 1,460 residents, reflecting its role in a rural or semi-urban community. Its coastal proximity places it within 10 km of the Pacific Ocean, making proper treatment critical for marine water quality. The plant operates with secondary treatment, which is the standard biological process for removing organic matter and suspended solids. With a designed capacity of 155.52 m³/day and an actual discharge volume of 138.24 m³/day, the facility operates at approximately 89% capacity, indicating consistent use. Under Mexican regulations (NOM-001-SEMARNAT-1996 and subsequent updates), secondary treatment is required for discharges into coastal waters to meet pollutant limits. Treated effluent from El Roble likely drains into nearby coastal lagoons or directly into the Pacific Ocean via local arroyos. The surrounding region supports diverse marine and estuarine ecosystems, including mangroves and fisheries. Proper wastewater management helps protect these habitats from nutrient pollution and pathogens, supporting both ecological health and local livelihoods.
Environmental context
The plant discharges into the Pacific coastal zone near the Gulf of California, a biodiverse marine region. Local watersheds drain through seasonal arroyos into coastal lagoons and estuaries that serve as nursery habitats for fish and crustaceans. The area supports mangroves and migratory bird populations, making nutrient and pathogen control essential for ecosystem health.
Frequently asked questions
El Roble wastewater treatment plant is located in the town of El Roble, in the municipality of Elota, Sinaloa, Mexico. It is situated near the Pacific coast, within 10 km of the ocean.
The plant serves a population of 1,460 people, making it a small-scale municipal facility designed for a rural or semi-urban community.
The plant discharges treated wastewater into the Pacific coastal zone, likely through local arroyos or directly into coastal lagoons. The discharge volume is 138.24 m³ per day.
El Roble provides secondary treatment, which involves biological processes to remove organic matter and suspended solids. This level meets Mexican standards for coastal discharges.
The plant operates under Mexican standard NOM-001-SEMARNAT-1996, which sets pollutant limits for wastewater discharges into national waters. Secondary treatment is required for coastal discharges to protect marine ecosystems.
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