Overview
Cienega de Flores wastewater treatment plant in Nuevo León, Mexico, serves about 5,500 people with secondary treatment. It discharges 518.40 m³/day of treated wastewater into the local watershed.
Cienega de Flores is a wastewater treatment plant located in Ciénega de Flores, Nuevo León, Mexico. It serves a population of approximately 5,500 residents, making it a small-scale municipal facility. The plant is situated in an inland area, away from coastal zones, and operates under Mexico's national water regulations. The plant provides secondary treatment, which is the standard biological treatment process for removing organic matter and suspended solids. Under Mexican regulations (NOM-001-SEMARNAT), secondary treatment is required for municipal wastewater to meet discharge standards for receiving water bodies. The treated effluent is discharged into the local watershed, which ultimately drains into the Gulf of Mexico via the San Juan River and the Rio Grande basin. The region's semi-arid climate makes water quality management critical for downstream ecosystems and agricultural water reuse. The plant plays a key role in protecting local water resources from untreated sewage contamination.
Environmental context
The plant discharges into the San Juan River sub-basin, part of the Rio Grande (Rio Bravo) basin, which flows into the Gulf of Mexico. This watershed supports diverse aquatic life and is an important water source for agriculture and communities in Nuevo León. The semi-arid climate means that maintaining water quality is essential for ecosystem health and downstream water users. The plant's secondary treatment helps reduce organic pollution and protect the river's ecological integrity.
Frequently asked questions
The plant is located on Calle Hidalgo in Ciénega de Flores, Nuevo León, Mexico, in the northern region of the country.
The plant serves approximately 5,476 residents, classifying it as a small-scale municipal wastewater treatment facility.
The plant discharges treated effluent into the local watershed, which flows into the San Juan River and eventually the Rio Grande basin, reaching the Gulf of Mexico.
The plant provides secondary treatment, which is the standard biological process required by Mexican regulations (NOM-001-SEMARNAT) for municipal wastewater to reduce organic matter and suspended solids.
The plant operates under Mexico's NOM-001-SEMARNAT standard, which sets maximum pollutant limits for wastewater discharges into national waters. Secondary treatment is mandatory for municipal plants of this scale to protect water quality.
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