Overview
La Constancia wastewater treatment plant in Sinaloa, Mexico, serves 913 people with secondary treatment. It discharges 86.40 m³/day and operates near the Pacific coast.
La Constancia wastewater treatment plant is located in the town of La Constancia, within the municipality of Culiacán, Sinaloa, Mexico. The plant serves a small population of 913 residents and is situated in a coastal region near the Pacific Ocean. The plant provides secondary treatment, which is the standard biological treatment required under Mexican regulations (NOM-001-SEMARNAT-1996) for municipal wastewater. With a designed capacity of 95.04 m³/day and an actual discharge volume of 86.40 m³/day, the facility operates at a high utilization rate, indicating consistent demand for treatment services in the community. The treated effluent is discharged into the local environment, likely reaching the Pacific Ocean via nearby rivers or coastal drainage. The plant's proximity to the coast (within 10 km) underscores the importance of effective treatment to protect marine ecosystems and coastal water quality in the Gulf of California region.
Environmental context
The plant discharges into the Pacific coastal watershed of Sinaloa, with treated effluent eventually reaching the Gulf of California. This region supports diverse marine life, including commercially important fish species and migratory birds. Effective secondary treatment is critical to prevent nutrient loading and protect coastal habitats from eutrophication.
Frequently asked questions
La Constancia WWTP is located in the town of La Constancia, within the municipality of Culiacán, in the state of Sinaloa, Mexico.
The plant serves a population of 913 residents, making it a small-scale municipal treatment facility.
The plant discharges treated effluent into the local environment, likely reaching the Pacific Ocean via coastal drainage or nearby rivers, given its location within 10 km of the coast.
The plant provides secondary treatment, which is the minimum standard required by Mexican regulations for municipal wastewater to reduce organic matter and suspended solids.
The plant operates under Mexico's NOM-001-SEMARNAT-1996, which sets discharge limits for pollutants. For small agglomerations like this, secondary treatment is typically sufficient to meet water quality standards.
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