The almost inexistence of sewage collection networks in the city of Manaus, as well as the serious consequences to public health and the environment, makes it necessary to establish sewage networks capable of minimizing and trying to solve such problems. The objective of this article is to implement an Sewage Treatment Plant in the Ayapuá Complex, which does not have a satisfactory sewage treatment system, has only sewage collection boxes and all household waste is disposed of directly In the igarapé of the region, without any type of suitable treatment. And located in the neighborhood of Compensa I, in the city of Manaus, in the state of Amazonas. Using a primary an Sewage Treatment Plant, with a septic tank with anaerobic filter, adopting the design for a residential complex consisting of masonry and reinforced concrete with natural filtering aggregates. The methodology has an applied nature since it seeks to solve the specific problem of a lack of sewage collection network in the city of Manaus, specifically in the western part of the Amazonian capital. Calculation tables and graphs will be used to demonstrate the feasibility of applying the mentioned method in this article. As a result the viability of the implementation of the project of the sewage treatment plant is verified, as well as the reduction of the pollution level of the wastewater in that specific region.