Technical Documents

Action Memorandum Amendment (October 2016)

• Action Memorandum Amendment

Health and Safety Plan (HASP) (June 2011)

• HASP

T117 RD/RA Agreed Order (ASAOC) (June 2011)

• Agreed Order

Action Memorandum (September 2010)

• Action Memorandum

EE/CA cleanup documents (June 2010)

• EE/CA Report
  • Executive Summary
  • RESUMEN EJECUTIVO
  • BẢN TÓM LƯỢC CHI TIẾT
  • Map Folio
  • Appendices
    • Appendix A - Statement of Work
    • Appendix B - Groundwater
    • Appendix C - Data Tables - Table of Contents
      
      • Appendix C1 - Sediment
      • Appendix C2 - Upland Soil
      • Appendix C3 - Streets and Yards
      • Appendix C4 - Groundwater
      • Appendix C5 - Seeps
    • Appendix D - Data Management
    • Appendix E - COC Screening
    • Appendix F - Recontamination Assessment Area Data
    • Appendix G - Applicable or Relevant and Appropriate Requirements (ARARs)
    • Appendix H - Risk-Based Disposal Application
    • Appendix I - Soil Risk Calculation Supporting Details
    • Appendix J - Cost
    • Appendix K - Detailed Technology
    • Appendix L - T117 Multiple Increment Sampling UCL95 Calculations for PCBs
    • Appendix M - Dioxin Technical Workgroup Findings
• You can view copies of the EE/CA report at the South Park Library
• To schedule an appointment to review the EE/CA administrative record, please call 206-553-4494

Groundwater Documents

Dioxin Investigation

• Report on Dioxin TEQs in Source Sediments and Street Dirt - May 27, 2008
• Dioxin Investigation and PCB Sediment Removal Boundary Delineation Data Report - May 8, 2009
  • Main text and maps
  • Appendix A - Sample IDs
  • Appendix B - COCs
  • Appendix C - Field forms, logs, and notes
  • Appendix D - Data validation
  • Appendix E - Results tables
  • Appendix F - Laboratory forms
  • Appendix G - Data management

Streets and Yards

QAPP for investigating dioxin in streets and yards - September 5, 2008

• Main body of QAPP (18 MB)
  • Attachments 1-3 (10.4 MB)
  • T117_QAPP_Att3_MDLMRL_2007_QAMFile.xls (Excel© file)
  • T117_QAPP_Att3_Qclimits_2007_QAMFile.xls (Excel© file)
• Health and safety plan (1 MB)
• Addendum to Streets and Yards QAPP - July 21, 2009 (899 kb)

Site Characterization Data Report, South Park Soil Remediation Project - May 23, 2006

T-117 EAA QAPP

• Main body of T-117 QAPP - December 3, 2003
• Addendum: Sediment sampling for PCB sediment removal boundary delineation in the revised EE/CA - August 22, 2008
• Addendum: Upland soil sampling for dioxins and furans - August 28, 2008
• Addendum: Adjacent Streets PCB Boundary Refinement - April 17, 2009

T-117 UplandBank Repair

• May 21, 2008 - Bank Erosion Inspection Report
• May 29, 2008 - T-117 Bank Repair Design
• June 5, 2008 - Bank Repair Design Corrections

Work Plan for Revised Engineering Evaluation/Cost Analysis (EE/CA) (April 2008)

• EE/CA Work Plan main text (included figures)
• Maps
• Appendix A - Groundwater Monitoring Program
• Appendix B - Quality Assurance Project Plan
• Appendix C - Health and Safety Plan
• Appendix D - Data Management Rules
• Appendix E - Reasonably Anticipated Future Land Use Letter
• Appendix F - Data Tables (zipped archive of MS Excel® files)

Upland Investigation Data Report (July 2006)

• Upland Investigation Data Report main text
• Maps
• Appendix A. Results Tables
• Appendix B. Data Management
• Appendix C. Data Validation Report
• Appendix D. Analytical Laboratory Data
• Appendix E. Field Forms and Notes
• Appendix F. Boring Logs
• Appendix G. Chain-of-Custody Forms

Upland Data Report (November 2005)

• Upland Data Report main text
• Appendix A. Results Tables
• Appendix B. Data Management
• Appendix C. NAPL Observation Tables
• Appendix D. Proposed Field Changes Memorandum
• Appendix E. Geophysical/Ground Penetrating Radar Survey
• Appendix F. Data Validation
• Appendix G. Analytical Lab Data
• Appendix H. Field Forms, Logs, and Notes
• Appendix I. Chain-of-Custody Forms

Results Memo (August 2005)

• Results Memo

2005 Engineering Evaluation/Cost Analysis (EE/CA) (July 2005)

• Main text of EE/CA
• Maps part 1
• Maps part 2
• Maps part 3
• Appendix A. T-117 Proposed Removal Boundary Technical Memorandum
• Appendix B. Toxicological profile for PCBs
• Appendix C. 2006 predicted tides, Duwamish Waterway, 8th Ave S
• Appendix D. Data management

Sediment, Soil, and Water Data Report (March 2005)

• Main text of Data Report
• Maps
• Appendix A. Chain of Custody Forms
• Appendix B. Field Forms, Logs, and Notes
• Appendix C. Data Validation
• Appendix D. Results Tables
• Appendix E. Analytical Lab Data
• Appendix F. NAPL Study
• Appendix G. Tidal Study Well Levels
• Appendix H. Data Management

Data Gaps Analysis (September 2003)

• Summary of Existing Information and Data Gaps Analysis