Document Repository for Kaiser Aluminum & Chemical Corporation
 Document TitleDocument DateBusiness TypeLink

Group: Legal

 Kaiser Trentwood Consent Decree02/06/2003Consent DecreeShow
 Kaiser Aluminum AO Remedial Action06/06/2005Agreed OrderShow
 Kaiser Trentwood Agreed Order for FFS July 201207/12/2012Agreed OrderShow
 Amendment No. 2: Agreed Order 2692 for Kaiser Trentwood site02/03/2020Agreed Order AmendmentShow

Group: Public Information

 Kaiser Aluminum Fact Sheet AO for RI/FS06/01/2005Fact Sheet\Public NoticesShow
 Kaiser Trentwood Site - Agreed Order Response to Comments08/17/2005Responsiveness SummaryShow
 Kaiser Aluminum Fact Sheet Fabricated Products Trentwood Site Interim Actions05/01/2007Fact Sheet\Public NoticesShow
 Fact Sheet Remedial Investigation Feasibility Study Reports01/05/2012Fact Sheet\Public NoticesShow
 Fact Sheet Remedial Investigation Feasibility Study Reports Chart Figure 301/05/2012Fact Sheet\Public NoticesShow
 Fact Sheet Remedial Investigation Feasibility Study Reports Figure 201/05/2012Fact Sheet\Public NoticesShow
 Responsiveness Summary for the Remedial Investigation and Feasibility Study03/29/2012Responsiveness SummaryShow
 Kaiser Trentwood Fact Sheet AO for FFS, RI Addendum, SEPA08/20/2012Fact Sheet\Public NoticesShow
 Responsiveness Summary AO RI Addendum and FFS 9-201209/26/2012Responsiveness SummaryShow
 Kaiser Trentwood Hazardous Waste Closure Plan09/04/2013Fact Sheet\Public NoticesShow
 Public invited to comment on amended legal agreement & SEPA docs: Kaiser Trentwood02/24/2020Fact Sheet\Public NoticesShow
 Comment period extension for draft amended legal agreement and State Environmental Policy Act documents to test groundwater treatment options: Kaiser Trentwood03/18/2020Fact Sheet\Public NoticesShow
 Kaiser Trentwood Cleanup Presentation: Interim Action for Groundwater (public meeting 4/8/20)04/08/2020MultimediaShow
 Response to Comments: Draft Agreed Order Amendment for Kaiser Trentwood Facility04/29/2020Responsiveness SummaryShow

Group: State Environmental Policy Act

 Kaiser Trentwood DNS Excavation Capping etc., 201208/20/2012SEPA DocumentsShow
 Kaiser Trentwood DNS WDR 201208/20/2012SEPA DocumentsShow
 Kaiser Trentwood SEPA Checklist Excavation Capping etc. 201208/20/2012SEPA DocumentsShow
 Kaiser Trentwood SEPA Checklist WDR 201208/20/2012SEPA DocumentsShow
 State Environmental Policy Act Checklist: Kaiser Trentwood AO Amendment 201/20/2020SEPA DocumentsShow
 Determination of Non-significance: Kaiser Trentwood AO Amendment 202/11/2020SEPA DocumentsShow

Group: Technical Reports

 Kaiser Trentwood Periodic Review05/01/2007Periodic Review (5 Year)Show
 Kaiser Aluminum Draft West Discharge Ravine Interim Action Work Plan05/21/2007Interim Action DocumentsShow
 402 Remedial Investigation Addendum West Discharge Ravine Kaiser Trentwood Site 201204/03/2012Remedial Investigation ReportShow
 Kaiser Agreed Order RI Addendum 201204/03/2012Remedial Investigation ReportShow
 001 FINAL Feasibility Study Vol. I - Kaiser Trentwood May 201205/01/2012Feasibility StudyShow
 002 FINAL Feasibility Study Vol II - Kaiser Trentwood May 201205/01/2012Feasibility StudyShow
 003 FINAL Feasibility Study Technical Memorandum Final - Kaiser Trentwood May 201205/01/2012Feasibility StudyShow
 004 FINAL Human Health Risk Assessment Kaiser Trentwood May 201205/01/2012Human Health and/or Eco Risk AssessmentShow
 201 FINAL Remedial Investigation Report SOIL Vol I - Kaiser Trentwood May 201205/01/2012Remedial Investigation ReportShow
 202 FINAL Remedial Investigation Report SOIL Vol II - Kaiser Trentwood May 201205/01/2012Remedial Investigation ReportShow
 014 FINAL Remedial Investigation Report GROUNDWATER Vol I Appendix Plate 2 Kaiser Trentwood05/31/2012Remedial Investigation ReportShow
 301 FINAL Remedial Investigation Report GROUNDWATER Vol I Kaiser Trentwood May 201205/31/2012Remedial Investigation ReportShow
 302 FINAL Remedial Investigation Report GROUNDWATER Vol I Appendix A Well Logs 201205/31/2012Remedial Investigation Work PlanShow
 303 FINAL Remedial Investigation Report GROUNDWATER Vol. I Appendix B Table05/31/2012Remedial Investigation ReportShow
 304 FINAL Remedial Investigation Report GROUNDWATER Vol I Appendix C PCB Congener Transport Model05/31/2012Remedial Investigation ReportShow
 305 FINAL Remedial Investigation Report GROUNDWATER Vol I Appendix D Kaiser Trentwood Site05/31/2012Remedial Investigation ReportShow
 306 FINAL Remedial Investigation Report GROUNDWATER Vol I Appendix E Kaiser Trentwood05/31/2012Remedial Investigation ReportShow
 307 FINAL Remedial Investigation Report GROUNDWATER Vol I Appendix Plate 1 Kaiser Trentwood05/31/2012Remedial Investigation ReportShow
 FINAL Remedial Investigation Report GROUNDWATER Vol II Appendix F Kaiser Trentwood 201205/31/2012Remedial Investigation ReportShow
 FINAL Remedial Investigation Report GROUNDWATER Vol II Appendix F Tables Kaiser Trentwood 201205/31/2012Remedial Investigation ReportShow
 401 Agreed Order for Interim Actions and West Discharge Ravine Kaiser Trentwood Site 201207/19/2012Interim Action DocumentsShow
 403 Focused Feasibility Study West Discharge Ravine Kaiser Trentwood Site 201207/19/2012Feasibility StudyShow
 Kaiser Trentwood Focused Feasibility Study WDR 201207/19/2012Feasibility StudyShow