# Cannon Engineering Corporation

(Bridgewater)

NPL Site Administrative Record

Explanation of Significant Differences

(ESD)

Index

ESD Dated: May 2013

Released: June 2013

Prepared by

EPA New England

Office of Site Remediation & Restoration

# Introduction to the Collection

This is the administrative reco rd file for the Cannon Engineer ing Corporation (Bridgewater)

Superfund Site, Bridgewater, MA, Operable Unit 1 -, Entire Site Explanation of Significant

Differences (ESD), released June 2013. The file contains site-specific documents and a list of

guidance documents used by EPA staff in selecting a response action at the site.

This file includes, by reference, the admini strative record files fo r the Cannon Engineering

Corporation (Bridgewater) Record of Decision (ROD) March 31, 1988.

The administrative record file is available for review at:

EPA New England Office of Bridgewater Public Library

Site Remediation & Restoration 15 South Street

1 Congress Street, Suite 1100 (H SC) Bridgewater, MA 02324

Boston, MA 02114 508-697-3331 (phone)

(by appointment) http://www.bridgewaterpubliclibrary.org /

617-918-1440 (phone)

617-918-0440 (fax)

www.epa.gov/region01/superfund/resource/records.htm

An administrative record file is required by the Comprehensive Environmental Response,

Compensation, and Liability Act (CERCLA), as amended by the Superfund Amendments and

Reauthorization Act (SARA).

Please note that the compact disc(s) (CD) containing this Administrative Record may include index data

and other metadata (hereinafter collectively referred to as metadata) to allow the user to conduct index

searches and key word searches across all the files cont ained on the CD. All the information that appears

in the metadata, including any dates associated with creation of the indexing da ta, is not part of the

Administrative Record for the Site under CERCLA and shall not be construed as relevant to the

documents that comprise the Administrative Record. This metadata is provided as a convenience for the

user and is not part of the Administrative Record.



# Questions about this administrativ e record file should be directed to the EPA New England site

manager.**US EPA REGION 1 MA DEPT OF ENVIRONMENTAL PROTECTION** **US EPA REGION 1**AR Collection 629536/5/2013ESD ADMIN. RECORDPage 1 of 3AR Collection Index Report***For External Use***Phase 05: RECORD OF DECISION (ROD)536063EXPLANATION OF SIGNIFICANT DIFFERENCES (ESD) ­ MANAGEMENT OF MIGRATION (MOM) OPERABLE UNIT (OU)# of Pages:Doc Date:3105/15/2013Author:**, US EPA REGION 1**Doc Type:Addressee:**05.04 REL** File Break:AccessType(s):**DECISION DOCUMENT EXP SIGNFICANT DIFF (ESD)** **REPORT**536064MA DEPARTMENT OF ENVIRONMENTAL PROTECTION (MADEP) CONCURRENCE WITH EXPLANATION OF SIGNIFICANT DIFFERENCES (ESD) ­ MANAGEMENT OF MIGRATION (MOM)OPERABLE UNIT (OU)# of Pages:Doc Date:105/02/2013Author:**JAY NAPARSTEK, MA DEPT OF ENVIRONMENTAL PROTECTION** Doc Type:Addressee:**DERRICK GOLDEN, US EPA REGION 1 05.04** **REL**File Break:AccessType(s):**CORRESPONDENCE LETTER** **ROUX ASSOCIATES INC US EPA REGION 1** **ROUX ASSOCIATES INC US EPA REGION 1** **ROUX ASSOCIATES INC US EPA REGION 1** AR Collection 629536/5/2013ESD ADMIN. RECORDPage 2 of 3AR Collection Index Report***For External Use***Phase 07: REMEDIAL ACTION (RA)462412DRAFT GROUNDWATER MONITORING REPORT ­ SEPTEMBER 2008 ­ YEAR 18# of Pages:Doc Date:28003/23/2009Author:**, ROUX ASSOCIATES INC**Doc Type:Addressee:**DERRICK GOLDEN, US EPA REGION 1 07.02** **REL**File Break:AccessType(s):**GROUNDWATER MONITORNG REPORT REPORT** **SAMPLING  DATA**462414DRAFT GROUNDWATER MONITORING REPORT ­ SEPTEMBER 2009 ­ YEAR 19# of Pages:Doc Date:59301/06/2010Author:**, ROUX ASSOCIATES INC**Doc Type:Addressee:**DERRICK GOLDEN, US EPA REGION 1 07.02** **REL**File Break:AccessType(s):**GROUNDWATER MONITORNG REPORT REPORT** **SAMPLING  DATA**524007DRAFT GROUNDWATER MONITORING REPORT ­ SEPTEMBER 2010 ­ YEAR 20# of Pages:Doc Date:97302/10/2011Author:**IAN PHILLIPS, ROUX ASSOCIATES INC**Doc Type:Addressee:**DERRICK GOLDEN, US EPA REGION 1 07.02** **REL**File Break:AccessType(s):**GROUNDWATER MONITORNG REPORT REPORT** **SAMPLING  DATA US EPA REGION 1** AR Collection 629536/5/2013ESD ADMIN. RECORDPage 3 of 3AR Collection Index Report***For External Use***Phase 13: COMMUNITY RELATIONS538574LEGAL NOTICE, ANNOUNCEMENT OF EXPLANATION OF SIGNIFICANT DIFFERENCES (ESD), AS PRINTED IN BRIDGEWATER INDEPENDENT# of Pages:Doc Date:105/29/2013Author:**, US EPA REGION 1**Doc Type:Addressee:**13.03 REL** File Break:AccessType(s):**PRESS RELEASE PUBLIC INFORMATION** Number of Documents in Administrative Record:6SelectedKeyGuidanceDocumentsEPAGuidanceDocumentsmaybereviewedattheOSRRRecordsandInformationCenterinBoston,MADOCNUMBERDOCDATETITLEOSWEREPAIDC8465/1/2011CLOSEOUTPROCEDURESFORNATIONALPRIORITIESLISTSITESOSWER9320.2‐22