Punkin Center Battery Storage is a state-of-the-art energy storage facility located in Tonto Basin, Arizona, operating under the regulatory framework of the Western Electricity Coordinating Council (WECC). With an operating capacity of 2 MW, this facility utilizes advanced battery technology to provide reliable energy storage solutions. The plant is managed by Arizona Public Service Company, which also holds majority ownership, under the umbrella of its parent company, Pinnacle West Capital Corporation. As a regulated entity, Punkin Center Battery Storage plays a crucial role in enhancing grid stability and supporting the energy needs of the Arizona Public Service Company’s power control area.