Cabrera de Limones Wastewater Treatment Plant, Sinaloa, Mexico

Cabrera de Limones is a wastewater treatment plant located in the municipality of Sinaloa, in the state of Sinaloa, Mexico. It serves a small community of 1,369 people, providing secondary treatment to manage domestic wastewater. The plant is situated inland, away from coastal areas, and operates as part of the local municipal infrastructure. The plant has a designed capacity of 138.24 cubic meters per day and currently discharges 129.60 cubic meters per day, indicating a high utilization rate. As a secondary treatment facility, it employs biological processes to reduce organic matter and suspended solids, meeting standard requirements for inland discharge. Under Mexican regulations (NOM-001-SEMARNAT-1996), secondary treatment is typical for communities of this size to protect water quality. The treated effluent is discharged into local water bodies that eventually drain into the Pacific Ocean via the Sinaloa River basin. The plant plays a key role in protecting downstream ecosystems, including rivers and coastal waters, from untreated sewage. Its operation helps maintain water quality for agricultural and ecological uses in the region.

The plant discharges into local waterways that flow through the Sinaloa River basin, ultimately reaching the Pacific Ocean. This watershed supports diverse aquatic life and is important for regional agriculture and fisheries. Proper treatment helps prevent nutrient pollution and pathogen contamination, safeguarding downstream ecosystems and community water supplies.