KlamathRestoration.gov

 

Secretarial Determination Studies

Final Secretarial Determination Overview Report (October 2012) 
  • Final Klamath Dam Removal Overview Report for the Secretary of the Interior: an Assessment of Science and Technical Information 
    • Executive Summary  (PDF, 2.6 MB)
    • Complete Version (PDF, 10 MB)
  • Individual Sections for faster download 
    • Table of Contents (PDF 255 KB)
    • Section 1 - Introduction (PDF, 945 KB)
    • Section 2 - Technical Input and Public Outreach Process (PDF, 306 KB)
    • Section 3 - Science and Engineering Process (PDF, 273 KB)
    • Section 4 - Secretarial Determination Findings of Technical Studies (PDF, 6.4 MB)
    • Section 5 - Summary and Conclusions (PDF, 471 KB)
    • Section 6 - References (PDF, 378 KB)

Secretarial Determination Studies

The following studies/reports have been conducted as part of the Secretarial Determination Process 

Engineering, Geomorphology/Construction Studies & Information

July 2012 Updates 

Available upon request - Send inquiry to Bureau of Reclamation  through KlamathRestoration.gov.

Detailed Plan for Dam Removal – Klamath River Dams, Klamath Hydroelectric Project, FERC License No. 2082, Oregon - California (PDF, 7 MB)

  • Atachment A: Existing Feature Layout Figures  (PDF, 2.7 MB) 
  • Attachment B Storage and Discharge Capacity Tables (PDF, 627 KB)
  • Attachment C: Preliminary Construction Schedules (PDF, 187 KB)
  • Attachment D Cost Estimate Worksheets (PDF, 12 MB)
  • Attachment E: Dive Report (PDF, 4.1 MB)
  • Attachment F: Monte Carlo Simulation Reports Copco I
  • Attachment F: Monte Carlo Simulation ReportsCopco II 
  • Attachment F: Monte Carlo Simulation Reports Iron Gate 
  • Attachment F: Monte Carlo Simulation Reports JC Boyle 
  • Attachment F: Monte Carlo Simulation Reports Yreka 

April 2012

Technical Memorandum No. KM-8311-1/Removal of Iron Gate and J.C. Boyle Earth Dams on the Klamath River, April 2012 (PDF, 89 KB)

Detailed Plan for Dam Removal – Klamath River Dams, Klamath Hydroelectric Project, FERC License No. 2082, Oregon - California (PDF, 14 MB)

  • Attachment A: Existing Feature Layout Figures (PDF, 13.3 MB)
  • Attachment B: Storage and Discharge Capacity Tables (PDF, 191 KB)
  • Attachment C: Preliminary Construction Schedules (PDF, 163 KB)
  • Attachment D: Cost Estimate Worksheets (PDF, 16 MB)
  • Attachment E: Dive Report (PDF, 3.1 MB)
  • Attachment F
    • Iron Gate
      • Iron Gate - Full Removal Crystal Ball - with Escalation - 2011-04 (PDF, 3.7MB)
      • Iron Gate - Full Removal Crystal Ball - without Escalation - 2011-04  (PDF, 3.7 MB)
      • Iron Gate - Partial Removal Crystal Ball - with Escalation - 2011-04. (PDF, 3.3 MB) 
      • Iron Gate - Partial Removal Crystal Ball - without Escalation - 2011-04 (PDF. 3.2 MB)
      • Klamath Dams Removal - Iron Gate - Full Removal Option - REV#1 - MPH Feas Est - 4-2011 (PDF, 3.1 MB)
      • Klamath Dams Removal - Iron Gate - Full Removal Option - REV#1 - MPL Feas Est - 4-2011 (PDF, 3.0 MB)
      • Klamath Dams Removal - Iron Gate - Full Removal Option - REV#2 - MP Feas Est - 4-2011 (PDF, 3.1 MB)
      • Klamath Dams Removal - Iron Gate - Partial Removal Option - MPH Feas Est - 4-2011 (PDF, 3.43 MB)
      • Klamath Dams Removal - Iron Gate - Partial Removal Option - MPL Feas Est - 4-2011 (PDF, 3.0 MB)
      • Klamath Dams Removal - Iron Gate - Partial Removal Option - REV1 - MP Feas Est - 4-2011 (PDF, 3.1 MB)
         
    • Copco I
      • Copco 1 - Full Removal Crystal Ball - with Escalation - 2011-04 (PDF, 2.3 MB)
      • Copco 1 - Full Removal Crystal Ball - without Escalation - 2011-04 (PDF, 2.3 MB)
      • Copco 1 - Life Cycle MP (PDF, 212 KB)
      • Copco 1 - Life Cycle MPH (PDF,212 KB)
      • Copco 1 - Life Cycle MPL (PDF, 204 KB)
      • Copco 1 - Life Cycle wo esc - summary sht onl (PDF, 235 KB)
      • Copco 1 - Partial Removal Crystal Ball - with Escalation - 2011-04 (PDF, 1.6 MB)
      • Copco 1 - Partial Removal Crystal Ball - without Escalation - 2011-04 (PDF, 1.6 MB)
      • Copco 1 Life Cycle Costs Crystal Ball - with Escalation - 2011-4. (PDF. 800 KB)
      • Copco 1 Life Cycle Costs Crystal Ball - without Escalation - 2011-4 (PDF, 779 KB)
      • Klamath Dams Removal - COPCO 1 - Full Removal Option - REV#1 MP Feas Est - 4-2011 (PDF, 1.7 MB)
      • Klamath Dams Removal - COPCO 1 - Full Removal Option - REV#1 MPH Feas Est - 4-2011 (PDF, 1.6 MB)
      • Klamath Dams Removal - COPCO 1 - Full Removal Option - REV#1 - MPL Feas Est - 4-2011 (PDF, 1.7 MB)
      • Klamath Dams Removal - COPCO 1 - Partial Removal Option - MP Feas Est - 4-2011 (PDF, 1.6 MB)
      • Klamath Dams Removal - COPCO 1 - Partial Removal Option - MPH Feas Est - 4-2011 (PDF, 1.6 MB)
      • Klamath Dams Removal - COPCO 1 - Partial Removal Option - MPL Feas Est - 4-2011 (PDF, 1.6 MB)
    • Copco II
      • Copco 2 - Full Removal Crystal Ball - with Escalation - 2011-04 (PDF, 1.8 MB)
      • Copco 2 - Full Removal Crystal Ball - without Escalation - 2011-04 (PDF,1.8 MB)
      • Copco 2 - Life Cycle MP (PDF, 228 KB)
      • Copco 2 - Life Cycle MPH (PDF, 228 KB)
      • Copco 2 - Life Cycle MPL (PDF, 227 KB)
      • Copco 2 - Life Cycle wo esc - summary sht only (PDF, 238 KB)
      • Copco 2 - Partial Removal Crystal Ball - with Escalation - 2011-04 (PDF, 1.0 MB)
      • Copco 2 - Partial Removal Crystal Ball - without Escalation - 2011-04 (PDF,1.0 MB)
      • Copco 2 Life Cycle Costs Crystal Ball - with Escalation - 2011-4 (PDF, 884 KB)
      • Copco 2 Life Cycle Costs Crystal Ball - without Escalation - 2011-4 (PDF, 866 KB)
      • Klamath Dams Removal - COPCO 2 - Full Removal Option - REV#1 - MPH Feas Est - 4-2011 (PDF, 1.2 MB)
      • Klamath Dams Removal - COPCO 2 - Full Removal Option - REV#1 -MPL Feas Est - 4-2011 (PDF, 1.1 MB)
      • Klamath Dams Removal - COPCO 2 - Full Removal Option - REV#2 - MP Feas Est - 4-2011 (PDF, 1.2 MB)
      • Klamath Dams Removal - COPCO 2 - Partial Removal Option - MP Feas Est - 4-2011 (PDF, 1.3 MB)
      • Klamath Dams Removal - COPCO 2 - Partial Removal Option - MPH Feas Est - 4-2011 (PDF, 1.3MB)
      • Klamath Dams Removal - COPCO 2 - Partial Removal Option - MPL Feas Est - 4-2011 (PDF, 1.3 MB)
         
    • JC Boyle
      • JC Boyle - Full Removal Crystal Ball - with Escalation - 2011-04. (PDF 2.6 MB)
      • JC Boyle - Full Removal Crystal Ball - without Escalation - 2011-04 (PDF, 2.6 MB)
      • JC Boyle - Life Cycle MP (PDF, 293 KB)
      • JC Boyle - Life Cycle MPH (PDF, 215 KB)
      • JC Boyle - Life Cycle MPL (PDF, 287 KB)
      • JC Boyle - Life Cycle wo esc - summary sht only  (PDF, 237 KB)
      • JC Boyle - Partial Removal Crystal Ball - with Escalation - 2011-04 (PDF, 2.1 MB)
      • JC Boyle - Partial Removal Crystal Ball - without Escalation - 2011-04 (PDF, 2.1 MB)
      • JC Boyle Life Cycle Costs Crystal Ball - with Escalation - 2011-4 (PDF, 878 KB)
      • JC Boyle Life Cycle Costs Crystal Ball - without Escalation - 2011-4 (PDF, 857 KB)
      • Klamath Dams Removal - JC Boyle - Full Removal Option - REV#1 - MPH Feas Est - 4-2011 (PDF, 2.0 MB)
      • Klamath Dams Removal - JC Boyle - Full Removal Option - REV#1 - MPL Feas Est - 4-2011 (PDF, 2.0MB)
      • Klamath Dams Removal - JC Boyle - Full Removal Option - REV#2 - MP Feas Est - 4-2011 (PDF, 2.0 MB)
      • Klamath Dams Removal - JC Boyle - Partial Removal Option - MPH Feas Est - 4-2011 (PDF, 2.0 MB)
      • Klamath Dams Removal - JC Boyle - Partial Removal Option - MPL Feas Est - 4-2011 (PDF, 1.9 MB)
      • Klamath Dams Removal - JC Boyle - Partial Removal Option - REV#1 - MP Feas Est - 4-2011 (PDF, 1.9 MB)
         
    • Yreka Water Supply
      • Klamath Dams Removal - Yreka Water Supply Line - MP - Appraisal Est - REV1 - 4-2011 (PDF, 513 KB)
      • Klamath Dams Removal - Yreka Water Supply Line - MPH - Appraisal Est - 4-2011 (PDF, 514 KB)
      • Klamath Dams Removal - Yreka Water Supply Line - MPL - Appraisal Est - 4-2011 (PDF, 514 KB)
      • Yreka Crystal Ball - with Escalation - 2011-04 (PDF, 1.3 MB)
      • Yreka Crystal Ball - without Escalation - 2011-04 (PDF, 1.2 MB)
         

Klamath River Sediment Sampling Program: Phase 1 Geologic Investigations. Vol. 1 and Vol. 2 (PDF, 98 MB)

  • Klamath River Dams Project: Geospatial Base Map Data Dictionary (PDF, 243 KB)
    • Geospatial Map Index
    • ESRI (ArcMap) Geodatabase files
  • Reclamation (2011). “Hydrology, Hydraulics and Sediment Transport Studies for the Secretary’s Determination on Klamath River Dam Removal and Basin Restoration,” Technical Report No. SRH-2011-02. Prepared for Mid-Pacific Region, US Bureau of Reclamation, Technical Service Center, Denver, CO. 
    • Errata (Jan. 2012)
      • 01. Executive Summary (PDF, 10.6 MB)
      • 02. Existing Hydrology Conditions (PDF,5.2 MB)
      • 03. Existing Groundwater Conditions  (PDF 36 MB)
      • 04. Existing Hydraulic Conditions (PDF, 4.01 MB)
      • 05. Existing Geomorphology and Sediment Transport Conditions (PDF, 46 MB)
      • 06. Future Hydrology Conditions (PDF, 1.05 MB)
      • 07. Future Groundwater Conditions (PDF, 426 KB)
      • 08. Future Hydraulic Conditions (PDF, 432 KB)
      • 09. Future Geomorphology and Sediment Transport Conditions (PDF, 13.5 MB)
      • 10. Infrastructure Impacts of Dam Removal Alternative (PDF, 27 MB)
      • 11. Climate Change Effects (PDF, 651 KB)
      • 12. References (PDF, 79.6 KB)
      • 13. Appendix A. Flood Frequency Report (PDF, 12.7 MB)
      • 14. Appendix B. Hydraulic Conditions Downstream of Iron Gate Dam (PDF, 313 KB)
      • 15. Appendix C. Jet Test Results from TSC (PDF,107 KB)
      • 16. Appendix D. Report on Erodibility Characteristics of Reservoir Sediment by Agricultural Research Service (PDF, 451 KB)
      • 17. Appendix E. Documentation of Hydrology Simulations for the Klamath Dam Removal Studies (PDF, 1.96 MB)
      • 18. Appendix F. Exceedance Flows for No Action and Dam Removal Alternatives Based Upon Index Sequential Hydrology (PDF, 543 KB)
      • 19. Appendix G. Mapping of 100-year Flood Plain under No Action and Dam Removal Alternatives (PDF, 13.7 MB)
      • 20. Appendix H. Geomorphic Mapping (PDF, 4.7 MB)
      • 21. Appendix I. Drill Logs of Groundwater Wells near PacifiCorp Reservoirs (PDF, 1 MB)
      • 22. Appendix J. Reference Sediment Motion (PDF, 80 KB)
      • 23. Appendix K. Other Drawdown Scenarios Analyzed (PDF, 3.8 MB)
  • Reservoir Area Management Plan (cost estimates in Detailed Plan)
Water Quality Studies & Information
Background Information on Sediments
Biological (Fish and Wildlife) Studies & Information

Peer Review  8/4/10 (PDF, 1.1 MB)

Expert Review Documents of Existing Studies and Reports 

Economic Studies & Information

2012 Updates

2011 Studies 

Cultural/Tribal Reports (Associated with Federally Recognized Tribes)
Real Estate Studies & Information
Additional Background Documents