Biguacu – Sideropolis Line is a 525kV overhead line from Biguacu, Santa Catarina, Brazil, to Sideropolis, Santa Catarina, Brazil.

Construction works on the Biguacu – Sideropolis Line project was commissioned in 2018.


The Biguacu – Sideropolis Line, which is an overhead line, is being operated by Operador Nacional do Sistema Eletrico. The Biguacu – Sideropolis Line is a new line. The line carries alternating current (AC) through double circuit cable.

Biguacu – Sideropolis Line project development status

The development of the Biguacu – Sideropolis Line project was approved by Ministry of Mines and Energy , Brazil and the project works were completed in 2018.

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.