Overview
ETE Nellyta Meltzer Centenario is a municipal wastewater treatment plant in Sapiranga, Rio Grande do Sul, Brazil, serving approximately 30,612 people. It operates under Brazil's national water quality regulations.
ETE Nellyta Meltzer Centenario is a municipal wastewater treatment plant located in Sapiranga, within the metropolitan region of Porto Alegre, Rio Grande do Sul, Brazil. The plant serves a population of around 30,612, placing it in the medium agglomeration category for Brazilian wastewater infrastructure. As a facility in Brazil, the plant is subject to CONAMA Resolution 430/2011 and other federal water quality standards, which set effluent discharge limits for organic matter, nutrients, and pathogens. Plants of this scale typically employ secondary biological treatment to meet regulatory requirements. The treated effluent is discharged into local watercourses that drain into the Sinos River basin, a key tributary of the Guaíba River and eventually the Lagoa dos Patos lagoon system. This watershed supports diverse aquatic life and provides water for downstream communities, making proper treatment essential for ecological and public health.
Environmental context
The plant's discharge enters the Sinos River basin, which flows into the Guaíba River and ultimately the Lagoa dos Patos, one of South America's largest coastal lagoons. This watershed is ecologically sensitive, supporting fish populations and migratory birds. Effective wastewater treatment helps prevent eutrophication and maintains water quality in this important aquatic ecosystem.
Frequently asked questions
The plant is located on Rua Presidente Kennedy in Sapiranga, Rio Grande do Sul, Brazil, within the Porto Alegre metropolitan region.
The plant serves approximately 30,612 people, classifying it as a medium-sized municipal wastewater treatment facility.
Treated effluent is discharged into local watercourses that flow into the Sinos River basin, part of the Guaíba River system leading to Lagoa dos Patos.
The plant operates under Brazil's CONAMA Resolution 430/2011, which sets effluent quality standards for organic matter, nutrients, and pathogens, enforced by state environmental agencies.
Plants of this scale in Brazil commonly use secondary biological treatment, such as activated sludge or stabilization ponds, to meet CONAMA discharge limits.
Nearby plants