Sao Joao do Piaui – Milagres Line is a 500kV overhead line with a length of 1km from Sao Joao do Piaui, Piaui, Brazil, to Milagres, Piaui, Brazil.

The project is expected to be commissioned in 2023.


Sao Joao do Piaui – Milagres Line is an overhead line that will be operated by Operador Nacional do Sistema Eletrico. The line will carry alternating current (AC) through double circuit cable.

Sao Joao do Piaui – Milagres Line project development status

The construction works on the Sao Joao do Piaui – Milagres Line project commissioning is expected in 2023.

About Operador Nacional do Sistema Eletrico

Operador Nacional do Sistema Eletrico (ONS) is a non-profit civil association. The company is engaged in coordinating and monitoring of transmission, generation and distribution of electric power in National Interconnected System (NIS). It perform its operation under the supervision and regulation of the Electric Energy National Agency (ANEEL). ONS is headquartered in Brazil.


All publicly-announced T&D Line & Substation projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects is sourced through secondary information sources such as country specific utility players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.