The AES Warrior Run Energy Storage Project, located in Cumberland, Maryland, operates under the ReliabilityFirst Corporation NERC region. This facility utilizes advanced battery technology to deliver an operating capacity of 5 MW. It is integrated within the PJM Interconnection power control area, enhancing grid reliability and efficiency. The plant is managed by The AES Corporation, which also holds majority ownership and operates as an unregulated entity. The project exemplifies a commitment to innovative energy storage solutions, contributing to a sustainable energy future.