Magessi is part of the Teles Pires Hydroelectric Complex, composed of six dams planned on the Teles Pires basin. The other dams are: Teles Pires (1820 MW), São Manuel (746 MW), Sinop (461 MW), Colíder (341 MW) and Foz do Apiacás (275 MW).
The Empresa de Pesquisa Energética (EPE) is a government agency linked to Brazilian Ministry of Mines and Energy (MME).
Operations are planned to start in 2015.
In November 2008, due to non-submission of information and reports on time, the Empresa de Pesquisa Energética (EPE) registry to carry out the Feasibility Study was moved to an inactive state.