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Technical Documents This page includes documents about the Lower Duwamish Waterway sediment contamination investigation, Superfund site listing, Slip 4 and Terminal 117. NOTE: You will need Adobe Acrobat Reader, available as a free download, to view the files on this page. See EPA's PDF page to learn more about PDF, and for a link to the free Acrobat Reader. Most of these files come from the Lower Duwamish Waterway Group. If a file that you are looking for is not listed here, then you may find it on the Lower Duwamish Waterway Group's documents page Click on the triangle to expand a heading and see more documents. Phase I Remedial Investigation Report Draft Phase II Remedial Investigation Report Feasibility Study Early Action Areas Slip 4 - Early Action Area Georgetown Steam Plant Flume Slip 4 Georgetown Steam Plant Flume Outfall removal memo (PDF) (8 pp. 216K) - October 8, 2008 Slip 4 Georgetown Steam Plant Flume Removal 100% design (PDF) (76 pp. 3.4MB) - March 2008 Slip 4 100% Design Analysis Reports - February 9, 2007. Report (PDF) (133 pp. 896K) Tables (PDF) (12 pp. 251K) Figures (PDF) (12 pp. 6MB) Appendix A (PDF) (27 pp. 390K) Appendix A: Tables (PDF) (24 pp. 219K) Appendix A: Figures (PDF) (1 pg. 304K) Maps, Drawings, and Figures (PDF) (24 pp. 9.1MB) Water Quality Monitoring Plan (PDF) (186 pp. 5MB) Sampling and Analysis Plan for Boundary Definition; Addendum: Pre-Design Investigations Sampling (43pp. 3.9 MB, pdf) June, 8, 2006 Appendix B (4pp. 210K, pdf) Appendix C (31pp. 1.39 MB, pdf) Appendix D (7pp. 200K, pdf) Action Memo - May 5, 2006 Engineering Evaluation/Cost Analysis - February 10, 2006 Text (170 p. 1.2 MB .pdf) Figures (38 p. 12 MB .pdf) Tables (31 p. 172K pdf) Appendix A (39 p. 2 MB .pdf) Appendix B (22 p. 1.1 MB .pdf) Appendix C (6 p. 1.7 MB .pdf) Revised Draft Technical Memorandum Proposed Boundary of the Early Action - January 14, 2005 (38 pages 2.6 MB .pdf) Early Action Area Cruise and Data Report - November 10, 2004 (30 pp 357K .pdf) Bank Sample - July 2004 (4 page 224K .pdf) Revised Work Plan for Investigation Tasks - June 03, 2004 (17pp. 458K, pdf) (describes activities related to the initiation of early actions for the cleanup of this site) Sampling and Analysis Plan for Boundary Definition - March 4, 2004 (38 page, 106K .pdf) Appendix A (5 p 201K .pdf) Appendix B (34 p 435K .pdf) Appendix C (78 p 4.4 MB .pdf) Figures (7 p 4.7 MB .pdf) Tables (29 p 656K .pdf) Summary of Existing Information and Identification of Data Gaps - January 15, 2004 (180 pgs. 546K) Appendix A (10pp. 24 MB, pdf) Erratum Memo - February 5, 2004 (1pp. 16K, pdf) Errata to the Summary of Information and Data Gaps report February 25, 2004 (1pp. 612K, pdf file with attachments) Terminal 117 - Early Action Area Legal Documents Superfund Site Listing Other Technical Documents Controlling Pollution at the Source Washington Department of Ecology [ Main Cleanup | Brownfields ] [ Superfund | FOIA | Records Center ] Point of contact: Renee Dagseth E-Mail: dagseth.renee@epa.gov Phone Number: (206) 553-1889 Last Updated: 09/18/2009