GZA Engineers and GeoEnvironmental, Inc. Scientists January 24, 2013 File No. 171419.0 Electronically submitted to:
[email protected] United States Environmental Protection Agency – Region 1 5 Post Office Square, Suite 110 Mail Code OEP06-4 Boston, Massachusetts 02109-3912 ATTN: Remediation General Permit NOI Processing Re: Submittal of Notice of Intent (NOI) One Edgewater Drive Norwood TD Garden – Proposed East Garage Ramp Massachusetts Accolon Way 02062 Boston, Massachusetts 781-278-3700 FAX 781-278-5701 http://www.gza.com Dear Sir or Madam: GZA GeoEnvironmental, Inc. (GZA), on behalf of our client, Delaware North Companies - Boston (DNCB), is submitting the attached Notice of Intent (NOI) form (Attachment 1) for the Remedial General Permit (RGP) for the temporary construction of a groundwater dewatering extraction and treatment system located on Accolon Way, Boston, Massachusetts (the Site). BACKGROUND The Site is located on Accolon Way in Boston, Massachusetts. The TD Garden will be constructing a new access ramp to connect their below-grade parking structure to Causeway Street via Accolon Way. This project will require temporary dewatering of groundwater during construction activities. NOTICE OF INTENT This NOI has been prepared to request coverage under the NPDES RGP for discharge of stormwater and/or uncontaminated groundwater to the Boston Water and Sewer Commission stormwater drainage system with subsequent discharge to the Charles River. This NOI has included a review of relevant literature pertaining to Areas of Critical Environmental Concern (ACEC), Endangered Species Act (ESA), and the National Historic Preservation Act (NHPA), as documented below: Review of Appendix I “Areas of Critical Environmental Concern” (June 2009) found that there are no ACEC located within the proposed area of construction for the City of Boston, Massachusetts.