Moeve, Masdar, and Enalter invest over €1 billion in Onuba green hydrogen project in Huelva, Spain

Type: Investment · Technology: Hydrogen · Country: Spain · Capacity: 300 MW · Announced: 2026-09-15

Moeve, Masdar, and Enalter are investing over €1 billion in the Onuba green hydrogen project, the first phase of the Andalusian Green Hydrogen Valley, located in Palos de la Frontera, Huelva. The project begins with 300 MW of electrolysis capacity, including associated infrastructure and a self-consumption photovoltaic installation. Moeve controls 51% of the project, with Masdar and Enalter (majority-owned by Enagás Renovable) holding minority stakes. The final investment decision was approved by Moeve's board in March 2026, with the facility expected to produce approximately 45,000 tons of renewable hydrogen annually. The project aims to decarbonize industrial and transport sectors and leverage the proximity of Huelva and Algeciras ports for renewable fuel export, supported by an agreement with the Port of Rotterdam for a green hydrogen maritime corridor.

Analysis

Moeve, Masdar and Enalter announced an investment of over €1 billion to develop the first phase of the Andalusian Green Hydrogen Valley in Palos de la Frontera, Huelva, with 300 MW of electrolysis capacity and an associated photovoltaic installation. Moeve will hold a 51 % stake while Masdar and Enalter, the latter majority‑owned by Enagás Renovable, will hold the remaining minority interests; Masdar manages a renewable portfolio of more than 20 GW across over 40 countries. The board of Moeve approved the final investment decision in March 2026 and the facility is expected to produce roughly 45 000 tons of renewable hydrogen per year, leveraging proximity to the ports of Huelva and Algeciras and a green hydrogen maritime corridor agreement with the Port of Rotterdam.

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