DENVER–(BUSINESS WIRE)–Hydrostor, a leading global long duration energy storage (LDES) developer and operator, is pleased to announce that the Willow Rock Energy Storage Center has signed a 60 megawatt (MW) offtake agreement with Clean Energy Alliance (CEA), a community choice aggregator based in San Diego County. Jordan Cole, Hydrostor’s Chief Commercial Officer, said, “This agreement marks a key milestone for Willow Rock as we begin significant activity on the project site. Hydrostor is thr