Frederick Battery Storage is a state-of-the-art energy storage facility located in Erie, Colorado, within the Western Electricity Coordinating Council (WECC) region. The plant operates with a capacity of 7.8 megawatts, utilizing advanced battery technology to provide reliable energy storage solutions. Managed by Frederick Energy Storage, the facility operates within the WAPA Colorado-Missouri Power Control Area. As an unregulated entity, Frederick Battery Storage is majority-owned by Ameresco, a leading provider of energy efficiency and renewable energy solutions. The facility plays a crucial role in enhancing grid stability and supporting the integration of renewable energy sources in the region.