Higueras de Culiacancito Wastewater Treatment Plant, Sinaloa, Mexico

Higueras de Culiacancito wastewater treatment plant is located in the small community of Higueras de Culiacancito, within the municipality of Elota, Sinaloa, Mexico. The plant serves a population of 183 and operates with secondary treatment, a standard level for small communities in Mexico under NOM-001-SEMARNAT-1996 regulations. The plant has a designed capacity of 51.84 m³/day and currently discharges 17.28 m³/day of treated wastewater. Secondary treatment typically involves biological processes to reduce organic matter and suspended solids, meeting Mexican discharge standards for inland water bodies. The treated effluent is discharged into local waterways that eventually drain into the Pacific Ocean via the Culiacan River basin. The region supports diverse aquatic life and is important for local agriculture and fisheries. Proper treatment helps protect downstream ecosystems and water quality.

The plant discharges into the Culiacan River basin, which flows into the Pacific Ocean near Mazatlan. This coastal region supports mangrove ecosystems and important fisheries. Secondary treatment reduces organic pollutants and suspended solids, helping to maintain water quality in the river and coastal zone.