FIVE-YEAR REVIEW REPORT Maywood Chemical Co. Superfund Site Bergen County, New Jersey Performed by U. S. Environmental Protection Agency Region 2 SEPTEMBER 2009 With technical assistance from COM Federal Programs Corporation Under Contract with U.s. Army Corps of Engineers Kansas City District Contents Executive Summary and Five-Year Review Summary Form .......................... E-l Section 1 Introduction ............................................................................................ 1-1 1.1 Purpose of the Report .................................................................................. 1-1 1.2 Site Status.............................. ........................................................................ 1-2 1.3 Organization of the Report ......................................................................... 1-4 Section 2 Site Chronology ...................................................................................... 2-1 Section 3 Background ............................................................................................. 3-1 3.1 Physical Characteristics .............................................................................. 3-1 3.1.1 Site Location and Description ....................................................... 3-1 3.1.1.1 MISS ..................................................................................... 3-1 3.1.1.2 Stepan Company ................................................................ 3-1 3.1.1.3 Residential Vicinity Properties ........................................ .3-2 3.1.1.4 Commercial and Government Vicinity Properties ....... .3-2 3.1.2 Geology/Soils ................................................................................ .3-2 3.1.3 Topography, Drainage, and Surface Water ............................... .3-3 3.2 Land and Resource Use .............................................................................. 3-4 3.2.1 Current Land Use ........................................................................... 3-4 3.2.1.1 Borough of Maywood ....................................................... 3-4 3.2.1.2 Borough of Lodi ................................................................. 3·5 3.2.1.3 Township of Rochelle Park.. ............................................. :J..5 3.2.2 Future Land Use ............................................................................. 3-5 3.2.2.1 Borough of Maywood ....................................................... 3-6 3.2.2.2 Borough of Lodi ................................................................. 3-6 3.2.2.3 Township of Rochelle Park.. ............................................. 3·7 3.2.2.4 Reasonably AntiCipated Future Land Use and Selection of Cleanup Criteria ............................................................ 3·7 3.2.3 Surface Water and Groundwater Uses ........................................ 3·7 3.3 History of Contamination........................................................................... :J..8 3.4 Initial Response ......................................................................................... .3-10 3.5 Basis for Taking Action ............................................................................. 3-11 Section 4 Remedial Actions ................................................................................... 4-1 4.1 Remedy Selection and Cleanup Criteria ................................................ ..4-1 4.1.1 Remediation Completed During 1984-1985 ................................ 4-1 4.1.2 Remediation Completed During 1995-1999 ................................ 4-1 4.1.3 Remediation Completed for Properties in the 2003 Record of Decision ............................................................................................ 4-2 4.1.4 Background Levels of Radionuclides ......................................... .4-5 4.2 Remedy Implementation ........................................................................... .4·6 4.2.1 Remediation Completed During 1984 and 1985 ....................... .4-6 4.2.2 Remediation Completed During 1995·1999 ................................ 4-7 4.2.3 Remediation Completed for Properties in the 2003 Record of Decision ............................................................................................ 4-9 ii Table of Contents 4.3 System Operation/Operation and Maintenance ........................ .. ....... .4-11 Section 5 Progress Since Last Review .................................................................. 5-1 Section 6 Five-Year Review Process ..................................................................... 6-1 6.1 Administrative Components.................... .................................................. 6-1 6.2 Community In volvement .... ............ ................................................ .. ......... 6-1 6.3 Document Review ....................... ... .. ........................................................... 6-2 6.4 Data Review ................................................................................................. 6-2 6.5 Site Inspection and Interview .................................................................... 6-2 Section 7 Technical Assessment ........................................................................... 7-1 7.1 Approach of the Technical Assessment... ................................................. 7-1 7.1 .1 Radionuclides in 50il.. ................ .... ............................................. ... 7-2 7.1.2 Gamma Exposure ........................................................................... 7-3 7.1.3 Radon and Radon Decay Products in 5tructure ......................... 7-3 7.2 Phase I Properties Remediated During1984-1985 .................................. 7-4 7.3 Phase I Properties Remediated During 1995-1999 .................................. 7-5 7.4 Properties in the 2003 Record of Decision ............................................... .7-6 7.5 Summary of Technical Assessment... ....................................................... .7-8 Section 8 Issues ........................................................................................................ 8-1 8.1 Phase I Properties Remedia ted During 1984-1985 .................................. 8-1 8.2 Phase I Properties Remediated During 1995-1999 .................................. 8-1 8.3 Properties in the 2003 Record of Decision ................................................ 8-2 Section 9 Recommendations and Follow-up Actions ....................................... 9-1 9.1 Phase I Properties Remediated During 1984-1985 .................................. 9-1 9.2 Phase I Properties Remediated During 1995-1999 .................................. 9-1 9.3 Properties in the 2003 Record of Decision ................................................ 9-2 Section 10 Protectiveness Statement .................................................................. 10-1 10.1 Phase I Properties Remediated During 1984-1985 ........... ..................... 10-1 10.2 Phase I Properties Remediated During 1995-1999 ................................ 10-1 10.3 Properties in the 2003 Record of Decision .............................................. l0-1 Section 11 Next Review ........................................................................................ 11-1 COM iii Table of Contents List of Tables 1-1 Property List 4-1 Cleanup Criteria for Phase I Properties -1984 to 1985 4-2 Cleanup Criteria for Phase I Properties - 1995 to 1999 4-3 Cleanup Criteria in 2003 Record of Decision 7-1 Summary of Reviews for Phase I Properties - 1984 to 1985 7-2 Summary of Reviews for Phase I Properties -1995 to 1999 7-3 Summary of Reviews for 2003 ROD Properties 8-1 Summary of Issues for Phase I Properties - 1984 to 1985 8-2 Summary of Issues for Phase I Properties -1995 to 1999 8-3 Summary of Issues for 2003 ROD Properties 9-1 Recommendations and Follow-Up Actions for Phase I Properties - 1984 to 1985 9-2 Recommendations and Follow-Up Actions for Phase I Properties - 1995 to 1999 9-3 Recommendations and Follow-Up Actions for 2003 ROD Properties List of Figures 1-1 Site Map 3-1 Site Location Map 3-2 Land Use Map 3-3 Buildings/Structures, Burial Pits, and Retention Pond Locations 4-1 Phase I Properties Remediated During 1984-1985 4-2 Phase I Properties Remediated During 1995-1999 4-3 Properties in 2003 Record of Decision List of Appendices Appendix A Public Notice of Five-Year Review Appendix B List of Reference Documents Reviewed/ Reference Appendix C Post-Remedial Action Data (Provided on DVD only) Appendix D Radiological Survey Reports, Radiological Characterization Reports, Results of the Independent Radiological Verification Survey Post-Remedial Action Reports, and 2007 Annual Monitoring Report (Provided on DVD only) Appendix E Five-Year Review Site Inspection/ Interview Meeting Minutes Appendix F USACE Correspondences to Owners of ROD OU2 Properties Regarding Construction Notification Requests AppendixG Draft USACE Technical Memorandum for Initial Listed Properties Assessment AppendiX H Memorandum of Understanding between USACE and NJDOT aune 9, 2000) COM "_~Co.s.-turoI_,.-...v .. _ .. _ Table of Contents Acronyms and Abbreviations AEC Atomic Energy Commission ALARA As Low As Reasonably Achievable ARARs Applicable or Relevant and Appropriate Requirements BNL Bechtel National, me. CDM COM Federal Programs Corporation CERCLA Comprehensive Environmental Response, Compensation and Liability Act CFR Code of Federal Regulations cae Contaminant of Concern DCGL Derived