Taum Sauk Pumped Storage Project (No. P-2277), Dam Breach Incident

Incident Description

FERC Independent Panel of Consultants (IPOC) Report, May 25, 2006
Note: All files below are PDFs.

• » 1. Introduction
• » 2. Project Description
• » 3. Design, Construction History and Performance
• » 4. Standard Operating Procedure
• » 5. Overpumping Protective Systems
• » 6. December 14, 2005 Breach
• » 7. Technical Cause of Breach
• » 8. Conclusions



• » Appendix A - IPOC Information Request Letter
• » Appendix B - Event Chronology
• » Appendix C - Early Project Correspondence
(4.9 MB)


• » Figures
(2.8 MB)


• » Full Report (5.4 MB)