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CX-002674: Categorical Exclusion Determination

AES ES Westover LLC, Project Dyno Electric Grid Stability Advanced Battery Systems
CX(s) Applied: B2.5
Date: 06/28/2010
Location(s): Johnson City, New York
Office(s): Loan Guarantee Program Office

The Department of Energy's (DOE) proposed action is to issue a loan guarantee to AES ES Westover LLC for the proposed Project Dyno (the Project), pursuant to Title XVII of the Energy Policy Act of 2005. The Project is an advanced lithium ion battery and power control system used to store power to help maintain the stability of the electric power grid. The Project would be located at the site of an operating coal-fired power generating station immediately adjacent to an existing electrical substation. It would be composed of ten, 2 megawatt metal containers consisting of six 330 kilovolt ampere inverters and racks with lithium ion batteries.

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