A first auction offering operating and investment support for energy storage projects has produced a highest offer of 64,000 euros per MW, for a year, and a lowest offer of 34,000 euros per MW.

Also, 90 of 93 bids submitted were considered valid by RAAEY, the Regulatory Authority for Waste, Energy and Water. The three investors who had bids rejected have until August 7 to submit appeals. The 93 bids submitted represented a total capacity of 3.3 GW.

A final list of projects securing operational and investment support, based on the lowest subsidy levels requested, will be established at RAAEY’s next plenary session on August 10.

Investment support has been set at 200,000 euros per MWh. Operating support to be offered will be shaped by the bids submitted by all participating investors.

Many of the bids were significantly lower than the maximum price permitted, 115,000 euros per MW for a year, which was essentially the starting price of the tender, sources informed.

A total energy storage capacity of 400 MW on offer was covered by 12 projects with respective capacities of up to 50 MW planned by seven companies, Helleniq Energy, PPC Renewables, Mytilineos, Intrakat, Energy Bank, Energiaki Techniki Anaptyxiaki, and one energy community.