Overview
Velardeña wastewater treatment plant in Durango, Mexico, serves about 3,100 people with secondary treatment. It discharges 293.76 thousand cubic meters annually, operating under Mexican water quality regulations.
Velardeña is a wastewater treatment plant located in the town of Velardeña, within the municipality of Cuencamé, Durango, Mexico. The facility serves a population of approximately 3,100 residents, making it a small-scale municipal plant. It is situated in an inland, arid region of northern Mexico. The plant provides secondary treatment, which is the standard biological treatment level required for municipal wastewater in Mexico under the National Water Law (Ley de Aguas Nacionales) and NOM-001-SEMARNAT-1996, which sets discharge limits for pollutants. The plant has a designed capacity of 345.60 thousand cubic meters per year and currently treats 293.76 thousand cubic meters annually, indicating it operates below its full capacity. The treated effluent is discharged into the local watershed, which ultimately drains into the Nazas River basin, a key water source for the region's agriculture and ecosystems. The plant plays a crucial role in protecting local water quality and public health in this semi-arid environment.
Environmental context
The plant discharges into the Nazas River basin, which flows through the arid landscapes of Durango and Coahuila before ending in the Laguna de Mayran, an important inland wetland. This watershed supports irrigated agriculture and provides habitat for migratory birds and endemic species. Proper wastewater treatment is vital to prevent nutrient pollution and maintain water quality in this water-scarce region.
Frequently asked questions
The Velardeña wastewater treatment plant is located in the town of Velardeña, within the municipality of Cuencamé, in the state of Durango, Mexico.
The plant serves approximately 3,100 residents, classifying it as a small-scale municipal wastewater treatment facility.
The plant provides secondary treatment, which is the standard biological treatment required for municipal wastewater in Mexico under federal regulations.
The plant operates under Mexico's National Water Law and NOM-001-SEMARNAT-1996, which set maximum permissible limits for pollutants in treated wastewater discharges to protect water bodies.
The plant discharges approximately 293.76 thousand cubic meters of treated wastewater per year, which is below its designed capacity of 345.60 thousand cubic meters.
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