Spain, June 9 -- ACCIONA Energía has reached an agreement for the sale of a 64MW hydro portfolio in northern Spain to White Summit Capital, an infrastructure manager specializing in the energy transition. The transaction is valued at €66 million and is debt-free.The portfolio comprises 17 small hydroelectric plants in Navarra and one in La Rioja with capacities ranging from 1MW to 6.2MW and long-term concession agreements. The transaction is expected to close in the coming weeks, generating an estimated capital gain of €55 million.The sale represents a further step forward in ACCIONA Energía's selective asset rotation strategy, aimed at maximizing the value of its projects and optimizing capital allocation, while strengthening t...