Castillejos – Hermosa Line is a 500kV overhead line with a length of 34km from Castillejos, Zambales, Philippines, to Hermosa, Bataan, Philippines.

The project, which is currently under construction, is expected to be commissioned in 2021.


Castillejos – Hermosa Line is an overhead line that will be operated by National Grid Corporation of the Philippines. The line will carry alternating current (AC) through double circuit cable.

The development of the Castillejos – Hermosa Line project has been approved by the Energy Regulatory Commission (ERC).

Castillejos – Hermosa Line project development status

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By GlobalData

The construction works on the Castillejos – Hermosa Line project commissioning is expected in 2021.

Contractors involved

Fujian Electric Power Engineering was appointed by National Grid Corporation of the Philippines to undertake the construction works on the Castillejos – Hermosa Line project.

About National Grid Corporation of the Philippines

National Grid Corporation of the Philippines (NGCP) is a power transmission corporation that conducts development, expansion, and operation and maintenance of transmission system and sub-transmission system that transmits electricity. The corporation builds, operates and maintains power grid to provide electricity transmission services. It also operates metering facilities, high-voltage transmission lines, towers, and substations. The corporation offers operation and maintenance, system operation, and planning and engineering services. It has partnership with other energy industry companies. NGCP is headquartered in Quezon City, Quezon, the Philippines.


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.