The action is the issuance of an Administrative Settlement Agreement and Order on Consent (ASAOC) pursuant to Sections 104, 106(a), 107, and 122 of the Comprehensive Environmental Response, Compensation, and Liability Act of 1980, 42 U.S.C. ?? 9604, 9606(a), 9607 and 9622 (CERCLA). To facilitate redevelopment of its property, Respondent, Main Norwalk, LLC, proposes to relocate the groundwater treatment facility located on its property, which is a component of the selected remedy at the Site. The ASAOC provides for Respondent?s performance of the work to relocate the treatment facility and the payment of certain response costs incurred by the United States for oversight of this work. Also, as the owner, Respondent has agreed to provide access and to implement institutional controls on its property.