Overview
Congregacion Calles wastewater treatment plant in Nuevo León, Mexico, serves 913 people with secondary treatment. It discharges 86.40 cubic meters daily, operating under Mexican water quality regulations.
Congregacion Calles is a wastewater treatment plant located in the community of Congregación Calles, within the municipality of Montemorelos, Nuevo León, Mexico. The facility serves a population of 913 and provides secondary treatment, which is a standard biological process for reducing organic pollutants and suspended solids. The plant has a designed capacity of 432.00 cubic meters per day and currently discharges 86.40 cubic meters of treated wastewater daily. As a Mexican wastewater facility, it operates under the national water quality standards (Normas Oficiales Mexicanas, NOMs) enforced by the National Water Commission (CONAGUA), which set discharge limits to protect water bodies and public health. The treated effluent is released into local waterways that eventually drain into the Gulf of Mexico, contributing to the hydrology of the region. The plant plays a role in protecting downstream aquatic ecosystems and supporting water quality in the surrounding area.
Environmental context
The plant discharges into local streams that are part of the San Juan River basin, which flows into the Rio Grande (Río Bravo) and ultimately reaches the Gulf of Mexico. This watershed supports diverse aquatic life and provides water for agricultural and municipal use downstream. The secondary treatment helps reduce nutrient and organic loads, mitigating eutrophication risks in the receiving waters.
Frequently asked questions
The plant is located in Congregación Calles, a community in the municipality of Montemorelos, Nuevo León, Mexico. Its address is Avenida Ricardo Rodríguez A., El Nueve, Congregación Calles.
The plant serves a population of 913 people, making it a small-scale facility designed for a local community.
The plant discharges treated wastewater into local streams that are part of the San Juan River basin, which flows into the Rio Grande and eventually reaches the Gulf of Mexico.
The plant provides secondary treatment, which typically involves biological processes to reduce organic matter and suspended solids before discharge.
The plant operates under Mexican water quality standards (NOMs) enforced by CONAGUA, which set discharge limits to protect water bodies. For small communities, secondary treatment is often the required standard.
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