Overview
ETE ARNO N RECH is a municipal wastewater treatment plant serving Dom Pedrito, Rio Grande do Sul, Brazil. It treats wastewater for approximately 27,988 people in the southern region of the country.
ETE ARNO N RECH is a municipal wastewater treatment plant located in Dom Pedrito, in the state of Rio Grande do Sul, Brazil. The plant serves a population of approximately 27,988 residents, placing it in the medium agglomeration category for Brazilian wastewater infrastructure. Dom Pedrito is situated in the Pampa biome, a region characterized by extensive grasslands and a temperate climate. As a Brazilian wastewater facility, ETE ARNO N RECH operates under the national regulatory framework established by the Ministry of Cities and state environmental agencies. For plants serving populations between 10,000 and 100,000, secondary treatment is typically required to meet effluent standards. It is expected to comply with CONAMA Resolution 430/2011, which sets discharge standards for wastewater treatment plants across Brazil. The treated effluent from ETE ARNO N RECH is discharged into local water bodies that drain into the Rio Santa Maria basin, eventually reaching the Patos Lagoon system and the Atlantic Ocean. The plant plays a crucial role in protecting the water quality of the region's rivers and lagoons, which support diverse aquatic life and are important for local agriculture and fishing communities.
Environmental context
The plant discharges into the Rio Santa Maria watershed, which flows into the Patos Lagoon, one of the largest coastal lagoons in South America. The lagoon system supports a rich biodiversity, including fish species of commercial importance and migratory birds. Protecting water quality in this basin is essential for maintaining the ecological health of the Patos Lagoon estuary and its connection to the Atlantic Ocean.
Frequently asked questions
ETE ARNO N RECH is located in Dom Pedrito, in the state of Rio Grande do Sul, Brazil. The plant serves the local community in the Sagrada Face neighborhood.
The plant serves approximately 27,988 people, classifying it as a medium-sized agglomeration under Brazilian wastewater standards.
The treated effluent is discharged into local water bodies that are part of the Rio Santa Maria basin, which flows into the Patos Lagoon and eventually the Atlantic Ocean.
The plant operates under Brazilian environmental regulations, including CONAMA Resolution 430/2011, which sets effluent discharge standards. State environmental agencies in Rio Grande do Sul oversee compliance.
For medium-sized agglomerations in Brazil, secondary treatment is typically required to meet national effluent standards. This often involves biological processes such as activated sludge or lagoons.
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