Overview
El Salto wastewater treatment plant in Zacatecas, Mexico, serves 4,016 people with secondary treatment. It discharges 380.16 cubic meters daily, operating at 80% of its 475.20 m³/day design capacity.
El Salto wastewater treatment plant is located in the town of El Salto, within the municipality of Fresnillo, Zacatecas, Mexico. The facility serves a population of approximately 4,016 residents, reflecting a small-scale municipal treatment system typical of rural communities in central Mexico. The plant provides secondary treatment, a standard level for communities of this size under Mexican water quality regulations (NOM-001-SEMARNAT). With a design capacity of 475.20 cubic meters per day and an average discharge volume of 380.16 m³/day, the plant operates at about 80% capacity, indicating consistent utilization. The treated effluent is discharged into local watercourses that ultimately drain into the Rio Grande de Santiago basin, which flows westward to the Pacific Ocean. The plant plays a key role in protecting downstream water quality and supporting the ecological health of the region's arid and semi-arid watersheds.
Environmental context
The plant discharges into the Rio Grande de Santiago watershed, which drains into the Pacific Ocean via the Santiago River. This basin supports diverse aquatic life and provides water for agriculture and communities downstream. Secondary treatment helps reduce organic pollutants and suspended solids, mitigating impacts on the receiving waters in a region where water resources are seasonally scarce.
Frequently asked questions
El Salto wastewater treatment plant is located in the town of El Salto, within the municipality of Fresnillo, Zacatecas, Mexico.
The plant serves approximately 4,016 people, making it a small-scale municipal facility.
El Salto provides secondary treatment, which is the standard requirement for communities of this size under Mexican regulations.
The plant operates under Mexico's NOM-001-SEMARNAT standard, which sets discharge limits for pollutants. Secondary treatment is typically required for municipal wastewater to meet these limits.
The plant discharges an average of 380.16 cubic meters per day, with a design capacity of 475.20 m³/day.
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