Overview
Casas Viejas wastewater treatment plant in Sinaloa, Mexico serves 1,419 people with secondary treatment. It discharges 155.52 m³/day of treated wastewater, with a designed capacity of 172.80 m³/day.
Casas Viejas wastewater treatment plant is located in the town of Casas Viejas, within the municipality of Elota, Sinaloa, Mexico. The plant serves a population of 1,419 and operates with secondary treatment, a standard level for small communities in Mexico. The plant has a designed capacity of 172.80 m³/day and currently discharges 155.52 m³/day of treated wastewater. As a small-scale facility, it falls under Mexico's national water regulations (Ley de Aguas Nacionales) and is subject to official standards (NOM-001-SEMARNAT-1996) that set maximum pollutant limits for wastewater discharges into receiving waters. The treated effluent likely drains into local streams or arroyos that flow toward the Pacific Ocean, given the plant's proximity to the coast (within 50 km). The region's hydrology supports agricultural and ecological systems, and proper treatment helps protect downstream water quality and aquatic habitats.
Environmental context
The plant's treated wastewater likely discharges into local watercourses that drain into the Pacific Ocean via the coastal plain of Sinaloa. The region supports diverse aquatic life and is important for migratory birds. Proper secondary treatment reduces organic load and suspended solids, helping maintain the ecological health of downstream waters.
Frequently asked questions
The plant is located in Casas Viejas, within the municipality of Elota, in the state of Sinaloa, Mexico.
The plant serves a population of 1,419 people, typical of a small community in rural Sinaloa.
The plant discharges treated wastewater at a rate of 155.52 m³/day, likely into local streams or arroyos that eventually drain to the Pacific Ocean.
The plant provides secondary treatment, which is the standard required by Mexican regulations (NOM-001-SEMARNAT-1996) for discharges into receiving waters.
The plant operates under Mexico's Ley de Aguas Nacionales and NOM-001-SEMARNAT-1996, which set limits on biochemical oxygen demand, total suspended solids, and other pollutants for wastewater discharges.
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