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

The Zarzal II Substation project’s construction is expected to begin in 2024. The works are expected to be commissioned in 2025.


Zarzal II Substation project, which is a new substation, will be operated by Empresa De Energia Del Pacifico.

The designed voltage level of the substation is 500/220/115kV and the operating voltage level is 500/220/115kV.

The step-in voltage of the project is 500kV and the step-out voltage is 115kV.

Zarzal II Substation project development status

The project is expected to be commissioned in 2025.

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.