Overview
ETE ITACAJA is a secondary treatment plant serving Itacajá, Tocantins, Brazil. It discharges approximately 550 m³/day of treated wastewater into the local watershed.
ETE ITACAJA is a municipal wastewater treatment plant located in Itacajá, a city in the state of Tocantins, Brazil. The plant serves a population of approximately 3,543 people, making it a small-scale facility typical of rural communities in the northern region of the country. The plant employs secondary treatment, which is the standard level required by Brazilian regulations for most urban wastewater. The reported discharge volume of 549.62 m³/day indicates the plant's operational scale. Brazilian environmental legislation, such as CONAMA Resolution 430/2011, sets effluent quality standards for such facilities. The treated effluent is discharged into a local watercourse that ultimately drains into the Tocantins River basin, a major tributary of the Amazon River system. This region is ecologically sensitive, supporting diverse aquatic life and providing water resources for local communities and agriculture.
Environmental context
The plant discharges into a small stream that flows into the Tocantins River, part of the larger Amazon basin. The Tocantins River supports a rich diversity of fish species and is an important water source for the region. Downstream, the river joins the Amazon River, which empties into the Atlantic Ocean. The surrounding area includes tropical savanna (Cerrado) and transitional forest, making proper wastewater treatment essential to protect water quality and aquatic habitats.
Frequently asked questions
ETE ITACAJA is located in Itacajá, a city in the state of Tocantins, Brazil, in the northern region of the country.
The plant serves approximately 3,543 people, typical of a small municipal wastewater system in rural Brazil.
The plant discharges treated effluent into a local watercourse that flows into the Tocantins River basin, part of the Amazon River system.
The plant provides secondary treatment, which is the standard required by Brazilian regulations for most urban wastewater under CONAMA Resolution 430/2011.
Brazilian wastewater treatment is regulated by CONAMA resolutions and state environmental agencies. Plants like ETE ITACAJA must meet effluent quality standards for BOD, COD, and other parameters to protect receiving water bodies.
Nearby plants