Overview
ETE Santa Fe is a secondary treatment plant serving 4,525 people in Palmas, Tocantins, Brazil. It discharges 518.40 cubic meters of treated wastewater daily.
ETE Santa Fe is a wastewater treatment plant located in Palmas, the capital city of Tocantins state in northern Brazil. The facility serves a population of approximately 4,525 residents, making it a small-scale municipal treatment operation within the region. The plant provides secondary treatment, which is the standard biological process for removing organic matter and suspended solids. With a daily discharge volume of 518.40 cubic meters, the facility operates under Brazil's national environmental regulations, which require adequate treatment for all urban wastewater. For small agglomerations like this, secondary treatment is typically sufficient to meet effluent quality standards. The treated effluent is discharged into local water bodies that ultimately drain into the Tocantins River basin, a major tributary of the Amazon River system. This connection to one of the world's largest freshwater ecosystems underscores the importance of maintaining effective treatment to protect downstream aquatic life and water quality.
Environmental context
The plant discharges into the Tocantins River basin, which flows northward to join the Amazon River delta. This watershed supports diverse aquatic ecosystems, including floodplain forests and fish populations that rely on clean water. The region's tropical climate and seasonal rainfall patterns influence dilution and assimilation capacity of receiving waters.
Frequently asked questions
ETE Santa Fe is located in Palmas, the capital city of Tocantins state in northern Brazil. The plant serves the local community within the urban area.
The plant serves approximately 4,525 people, classifying it as a small-scale municipal wastewater treatment facility.
The treated effluent is discharged into local water bodies that drain into the Tocantins River basin, ultimately reaching the Amazon River system.
The plant provides secondary treatment, which involves biological processes to remove organic matter and suspended solids, meeting standard requirements for small agglomerations in Brazil.
Brazil's national environmental framework, including CONAMA resolutions, mandates wastewater treatment for urban areas. For small plants like ETE Santa Fe, secondary treatment is typically required to protect water quality in receiving bodies.
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