Alferez Substation is a 500kV substation located in Alferez, Valle Del Cauca, Colombia.

The Alferez Substation project’s construction has begun in 2020. The works are expected to be commissioned in 2021.


Alferez Substation project, which is an upgrade substation, will be operated by Empresa De Energia Del Pacifico.

The designed voltage level of the substation is 500kV and the operating voltage level is 500kV.

The step-in voltage of the project is 500kV. Upon completion, the substation will have a capacity of 900MVA.

Alferez Substation project development status

The development of the Alferez Substation project was approved by The Energy and Gas Regulatory Commission in 2020. The project is expected to be commissioned in 2021.

Contractors involved in Alferez Substation project

JE Jaimes Ingenieros was appointed by Empresa De Energia Del Pacifico to undertake design and construction works of the Alferez Substation.

About Empresa De Energia Del Pacifico

Empresa De Energia Del Pacifico S.A. E.S.P. (EPSA), a subsidiary of Colener S.A.S. is a power generation utility that offers electric energy generation, transmission and distribution services. The company under its generation portfolio operates and maintains various hydroelectric plants including hydro electric reservoirs and hydro electric run of river projects. It also procures electricity through power purchase agreements. EPSA is involved in the construction of projects such as the Amaime, Alto Tulua and Bajo Tulua hydroelectric plants. The company renders its electrical energy through a network of transmission and distribution lines, ranging from 13.2 kV to 220 kV.


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.