Mariveles – Hermosa Line is a 500kV overhead line with a length of 49.2km from Mariveles, Bataan, Philippines, to Hermosa, Bataan, Philippines.
Construction works on the Mariveles – Hermosa Line project was commissioned in 2021.
Description
The Mariveles – Hermosa Line, which is an overhead line, is being operated by National Grid Corporation of the Philippines. The Mariveles – Hermosa Line is a new line. The line carries alternating current (AC) through double circuit cable.
Approximately $119m was financed by the authorities to undertake the construction works of the project.
Mariveles – Hermosa Line project development status

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By GlobalDataThe development of the Mariveles – Hermosa Line project was approved by Energy Regulatory Commission (ERC) and the project works were completed in 2021.
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.
Methodology
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.