Overview
Rafael Buelna wastewater treatment plant serves 1,095 people in Angostura, Sinaloa, Mexico. It provides secondary treatment and discharges 103.68 cubic meters of treated wastewater daily.
Rafael Buelna is a wastewater treatment plant located in Angostura, Sinaloa, Mexico, serving a population of 1,095. The facility operates with secondary treatment, a standard level for small communities in Mexico under NOM-001-SEMARNAT-1996, which sets discharge limits for municipal wastewater. The plant has a designed capacity of 129.60 cubic meters per day and currently treats 103.68 cubic meters daily, indicating it operates below its full capacity. As a coastal facility within 10 km of the Pacific Ocean, the plant's discharge must comply with stringent regulations to protect marine ecosystems. The treated effluent likely drains into the Gulf of California via local waterways, supporting the region's rich biodiversity. The plant plays a key role in preventing untreated sewage from reaching sensitive coastal habitats, including mangroves and estuaries that sustain fisheries and migratory birds.
Environmental context
The plant is situated near the Pacific coast in Sinaloa, within the Gulf of California watershed. Treated wastewater likely flows through local arroyos into the Gulf, a biologically rich sea supporting diverse marine life, including shrimp and fish stocks vital to local fisheries. The coastal proximity requires careful management to avoid nutrient enrichment and protect mangrove ecosystems.
Frequently asked questions
The Rafael Buelna plant is located in Angostura, Sinaloa, Mexico, near the Pacific coast.
The plant serves a population of 1,095 people.
The plant discharges treated wastewater into local waterways that drain into the Gulf of California, a coastal marine environment.
The plant provides secondary treatment, which is the standard requirement under Mexican regulations for municipal wastewater to reduce organic matter and suspended solids.
The plant operates under Mexico's NOM-001-SEMARNAT-1996, which sets maximum permissible limits for pollutants in wastewater discharges into national waters.
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