Moeve breaks ground on 300MW Onuba green hydrogen plant

Moeve (formerly Cepsa; owned by Mubadala 63% and Carlyle 37%) broke ground on 17 September 2026, with Prime Minister Pedro Sánchez and European Commission Executive Vice-President Teresa Ribera attending, on Onuba, the first phase of the 'Valle Andaluz del Hidrógeno Verde': a 300 MW electrolysis plant in Palos de la Frontera (Huelva), due onstream in 2029. The project mobilises over €1 billion, including €304m of public funding from the recovery plan (NextGenerationEU); Brussels has designated Onuba a Project of Common Interest (PCI). Shareholders of the project company are Moeve (51%), Hy24 and Cofides via the FOCO fund (29%) and Enagás Renovable and Alter Enersun (20%); in the long run Moeve plans 2 GW of electrolysis in Andalusia at Huelva and San Roque (Energías Renovables and Moncloa.com, 17 September 2026). Date is a placeholder for commissioning planned in 2029 (only the year is known). Announced on 17 September 2026 (groundbreaking).