Skip to main content
Federal Energy Regulatory Commission Logo FERC Federal Energy Regulatory Commission Mobile Menu Button
  • Industries & Data
    • Electric
      • Overview
      • Power Sales and Markets
      • Electric Reliability
      • Electric Transmission
      • General Information
    • Oil
      • Overview
      • Annual Charges
      • General Information
      • Staff Oil Pipeline Handbooks
    • Market Assessments
      • Overview
      • Reports & Analysis
      • Data Sources
      • Natural Gas Markets
      • Electric Power Markets
    • Hydropower
      • Overview
      • Licensing
      • Administration and Compliance
      • Dam Safety and Inspections
    • Natural Gas
      • Overview
      • Landowner Topics
      • Safety and Inspections
      • Environment
    • Resources
      • Overview
      • How to Get Involved
      • The Process
      • Data Sources
      • Data Strategy
      • FERC Staff Reports and Papers
      • Corporate Officials
      • Project Directory
      • Public Reference Room
      • FERC Processes
      • Guides
      • Frequently Asked Questions: Spillway Inspections
      • Tree Trimming and Vegetation Management
  • Public Participation
    • Office of Public Participation (OPP)
      • Overview
      • Upcoming Technical Conferences
      • Upcoming Scoping Meetings
      • Projects
      • WorkshOPP on Filing Comments
      • Workshop on Technical Assistance
      • Workshop/Listening Sessions
    • How to Participate
      • What FERC Does
      • Contact FERC
      • Intervene
      • File a Comment
      • Request a Rehearing
      • Frequently Asked Questions (FAQs)
    • Educational Resources
      • Energy Markets
      • Energy Projects
  • Enforcement & Legal
    • Enforcement
      • Overview
      • Investigations
      • Self Reports
      • Audits
      • Accounting Matters
      • Enforcement Resources
      • Enforcement Hotline
      • Compliance
      • Enforcement Reliability
      • Prohibition of Energy Market Manipulation
      • Civil Penalties
      • No Action Letters
      • Interest Rates
    • Legal
      • Overview
      • Federal Statutes
      • Major Orders & Regulations
      • Equity Action Plan
      • Administrative Litigation
      • Alternative Dispute Resolution
      • Court Cases
      • Complaints
      • Settlements
      • Memoranda of Understanding (MOU)
      • Information Collections
      • No Fear Act
    • FOIA
      • Overview
      • Electronic FOIA Request Form
      • Electronic Privacy Act Request Consent for Disclosure of Records
      • Electronic Privacy Act Request for Individual Access to Records
      • Freedom of Information Act Guide
      • Service Center
      • Reading Room Material
      • Frequently Requested Processed Records
      • Annual Reports
      • Quarterly Reports
    • CEII
      • Overview
      • Electronic CEII Request Form
      • Related Document Classes
      • Commission CEII Contacts
      • FERC CUI Processes
      • Dam and Safety Inspection Documents
      • Designation of Incoming Dam Safety Documents
  • News & Events
    • News
      • News Releases & Headlines
      • Decisions and Notices
    • Events
      • Events Calendar
      • Technical Conference Schedule - 2022
      • Commission Meetings
      • Notational Orders
      • ALJ Proceedings
      • Court Cases
      • Scoping Meeting
      • Conferences and Workshops
      • Careers and Recruiting
    • Media
      • Commission Meetings
      • Open Access Podcast
      • Media Relations
      • Congressional Affairs Division
      • FERC Insight
      • Covid-19 Response
  • About
    • What is FERC?
      • About
      • Strategic Documents
      • What FERC Does
      • Frequently Asked Questions (FAQs)
      • Administrative Policies
      • Public Reference Assistance
      • Privacy
      • Equal Employment Opportunity (EEO)
      • Diversity at FERC
    • Commission Members & Senior Staff
      • Meet the Commissioners
      • Commissioner Statements
      • Chairman Glick
      • Commissioner Danly
      • Commissioner Clements
      • Commissioner Christie
      • Commissioner Phillips
      • Commission Members and Senior Staff
      • Current and Previous Chairmen
    • Offices
      • Overview
      • Office of Administrative Law Judges (OALJ)
      • Office of Administrative Litigation (OAL)
      • Office of Electric Reliability (OER)
      • Office of Energy Infrastructure Security (OEIS)
      • Office of Energy Market Regulation (OEMR)
      • Office of Energy Policy and Innovation (OEPI)
      • Office of Energy Projects (OEP)
      • Office of Enforcement (OE)
      • Office of External Affairs (OEA)
      • Office of Public Participation (OPP)
      • Office of the Executive Director (OED)
      • Office of the General Counsel (OGC)
      • Office of the Secretary (OSEC)
    • Contact Us
      • Key Contacts
      • Building Access
      • Compliance Help Desk
      • Webmaster
      • International Delegation Request
      • Speaker Request
      • Internet Protocol Version 6 (IPv6) Policy
      • Vulnerability Disclosure Policy
    • Careers
      • Overview
      • Why Choose FERC?
      • Job Search/Apply
      • Qualifications
      • FERC-Careers Blog
      • College Recruitment
      • Career Opportunities
      • Student Relations
      • Information for Jobseekers with Disabilities
      • Information for Veterans
      • Diversity
  • FERC Online
    • FERC Online
      • Overview
      • Filing Fees
      • Filing Forms
      • Notice Formats
      • How To Guides
      • Company Registration
      • Frequently Asked Questions (FAQs)
      • Comment Policy
    • eLibrary
      • Overview
      • What is eLibrary?
      • eLibrary Quick User Guide
      • Key Features
      • Tips for Searching
      • Tips for Downloading Documents
      • Accessibility Tips
      • Standards for Descriptions of Documents Submitted to FERC
      • File Formats Supported By PDF Generation
      • Frequently Asked Questions (FAQs) eLibrary
    • eTariff
      • Overview
      • Sandbox Electronic Test Site
      • Commission Orders and Notices
      • Instructive Orders
      • Natural Gas Filings
      • Pipeline Tariff Filing Preparation
      • Electric and MBR Step-by-Step Filing
      • View Individual Tariffs
    • Login
    • eRegister
    • eLibrary
    • eTariff
    • eComment
    • eFiling
    • Company Registration
    • eSubscription
    • eService
FERC
  • Industries & Data
    • Electric
      • Overview
      • Power Sales and Markets
      • Electric Reliability
      • Electric Transmission
      • General Information
    • Oil
      • Overview
      • Annual Charges
      • General Information
      • Staff Oil Pipeline Handbooks
    • Market Assessments
      • Overview
      • Reports & Analysis
      • Data Sources
      • Natural Gas Markets
      • Electric Power Markets
    • Hydropower
      • Overview
      • Licensing
      • Administration and Compliance
      • Dam Safety and Inspections
    • Natural Gas
      • Overview
      • Landowner Topics
      • Safety and Inspections
      • Environment
    • Resources
      • Overview
      • How to Get Involved
      • The Process
      • Data Sources
      • Data Strategy
      • FERC Staff Reports and Papers
      • Corporate Officials
      • Project Directory
      • Public Reference Room
      • FERC Processes
      • Guides
      • Frequently Asked Questions: Spillway Inspections
      • Tree Trimming and Vegetation Management
    Close
  • Public Participation
    • Office of Public Participation (OPP)
      • Overview
      • Upcoming Technical Conferences
      • Upcoming Scoping Meetings
      • Projects
      • WorkshOPP on Filing Comments
      • Workshop on Technical Assistance
      • Workshop/Listening Sessions
    • How to Participate
      • What FERC Does
      • Contact FERC
      • Intervene
      • File a Comment
      • Request a Rehearing
      • Frequently Asked Questions (FAQs)
    • Educational Resources
      • Energy Markets
      • Energy Projects
    Close
  • Enforcement & Legal
    • Enforcement
      • Overview
      • Investigations
      • Self Reports
      • Audits
      • Accounting Matters
      • Enforcement Resources
      • Enforcement Hotline
      • Compliance
      • Enforcement Reliability
      • Prohibition of Energy Market Manipulation
      • Civil Penalties
      • No Action Letters
      • Interest Rates
    • Legal
      • Overview
      • Federal Statutes
      • Major Orders & Regulations
      • Equity Action Plan
      • Administrative Litigation
      • Alternative Dispute Resolution
      • Court Cases
      • Complaints
      • Settlements
      • Memoranda of Understanding (MOU)
      • Information Collections
      • No Fear Act
    • FOIA
      • Overview
      • Electronic FOIA Request Form
      • Electronic Privacy Act Request Consent for Disclosure of Records
      • Electronic Privacy Act Request for Individual Access to Records
      • Freedom of Information Act Guide
      • Service Center
      • Reading Room Material
      • Frequently Requested Processed Records
      • Annual Reports
      • Quarterly Reports
    • CEII
      • Overview
      • Electronic CEII Request Form
      • Related Document Classes
      • Commission CEII Contacts
      • FERC CUI Processes
      • Dam and Safety Inspection Documents
      • Designation of Incoming Dam Safety Documents
    Close
  • News & Events
      • News
        • News Releases & Headlines
        • Decisions and Notices
      • Events
        • Events Calendar
        • Technical Conference Schedule - 2022
        • Commission Meetings
        • Notational Orders
        • ALJ Proceedings
        • Court Cases
        • Scoping Meeting
        • Conferences and Workshops
        • Careers and Recruiting
      • Media
        • Commission Meetings
        • Open Access Podcast
        • Media Relations
        • Congressional Affairs Division
        • FERC Insight
        • Covid-19 Response
      • Recent News


        Headlines

        FERC Staff Issues Supplemental Notice for WorkshOPP on Filing Comments

        August 17, 2022
        Headlines

        July/August 2022 Highlights | FERC insight | Volume 7

        August 4, 2022
        News Releases

        FERC, NERC Encourage NAESB to Convene Gas-Electric Forum to Address Reliability Challenges

        July 29, 2022
        View all news
      • Upcoming Events


        08
        Sep
        Public Meeting
        New England Winter Gas-Electric Forum
        9:00 AM - 5:00 PM
        22
        Sep
        Commission Meetings
        September 22, 2022 Virtual Open Meeting
        10:00 AM - 11:00 AM
        27
        Sep
        Technical Conferences
        2022 Two-Day Emergency Action Plan (EAP) Exercise Design Course (Saint Paul, Minnesota)
        9:00 AM - 6:00 PM
        View all events
    Close
  • About
    • What is FERC?
      • About
      • Strategic Documents
      • What FERC Does
      • Frequently Asked Questions (FAQs)
      • Administrative Policies
      • Public Reference Assistance
      • Privacy
      • Equal Employment Opportunity (EEO)
      • Diversity at FERC
    • Commission Members & Senior Staff
      • Meet the Commissioners
      • Commissioner Statements
      • Chairman Glick
      • Commissioner Danly
      • Commissioner Clements
      • Commissioner Christie
      • Commissioner Phillips
      • Commission Members and Senior Staff
      • Current and Previous Chairmen
    • Offices
      • Overview
      • Office of Administrative Law Judges (OALJ)
      • Office of Administrative Litigation (OAL)
      • Office of Electric Reliability (OER)
      • Office of Energy Infrastructure Security (OEIS)
      • Office of Energy Market Regulation (OEMR)
      • Office of Energy Policy and Innovation (OEPI)
      • Office of Energy Projects (OEP)
      • Office of Enforcement (OE)
      • Office of External Affairs (OEA)
      • Office of Public Participation (OPP)
      • Office of the Executive Director (OED)
      • Office of the General Counsel (OGC)
      • Office of the Secretary (OSEC)
    • Contact Us
      • Key Contacts
      • Building Access
      • Compliance Help Desk
      • Webmaster
      • International Delegation Request
      • Speaker Request
      • Internet Protocol Version 6 (IPv6) Policy
      • Vulnerability Disclosure Policy
    • Careers
      • Overview
      • Why Choose FERC?
      • Job Search/Apply
      • Qualifications
      • FERC-Careers Blog
      • College Recruitment
      • Career Opportunities
      • Student Relations
      • Information for Jobseekers with Disabilities
      • Information for Veterans
      • Diversity
    Close
  • FERC Online
      • FERC Online
        • Overview
        • Filing Fees
        • Filing Forms
        • Notice Formats
        • How To Guides
        • Company Registration
        • Frequently Asked Questions (FAQs)
        • Comment Policy
      • eLibrary
        • Overview
        • What is eLibrary?
        • eLibrary Quick User Guide
        • Key Features
        • Tips for Searching
        • Tips for Downloading Documents
        • Accessibility Tips
        • Standards for Descriptions of Documents Submitted to FERC
        • File Formats Supported By PDF Generation
        • Frequently Asked Questions (FAQs) eLibrary
      • eTariff
        • Overview
        • Sandbox Electronic Test Site
        • Commission Orders and Notices
        • Instructive Orders
        • Natural Gas Filings
        • Pipeline Tariff Filing Preparation
        • Electric and MBR Step-by-Step Filing
        • View Individual Tariffs
        • Login
        • eRegister
        • eLibrary
        • eTariff
        • eComment
        • eFiling
        • Company Registration
        • eSubscription
        • eService
    Close
  • Search
    Close

Hydropower

  • Overview
  • Licensing
  • Administration and Compliance
  • Dam Safety and Inspections
    • Regulations, Guidelines, Manuals
    • Meetings, Workshop, Panels
    • Initiatives
    • Risk-Informed Decision Making (RIDM)
    • Security Program
    • Case Histories
  1. Home
  2. industries data
  3. Hydropower
  4. dam safety and inspections
  5. taum sauk pumped storage
  6. AmerenUE Consultant's Report

AmerenUE Consultant's Report


  • Share on Twitter
  • Share on Facebook
  • Share on LinkedIn
  • Share via E-mail
  • Print This Page

1.0 Introduction
2.0 Summary Description of the Taum Sauk Plant
3.0 Summary Description of the Site Geology
4.0 Description of the December 14, 2005 Incident
5.0 Overall Approach to Root Cause Analysis
6.0 Definition of the Upper Reservoir Barriers
7.0 Site Investigation of Upper Reservoir Barriers
8.0 Analysis of Upper Reservoir Barriers (1.5 MB)
9.0 Operation and Control at Taum Sauk
10.0 Summary Results of Barrier Analysis
11.0 Conclusions and Acknowledgements

References and Plates (2.5 MB)
Appendix A - Siemens Report March 24, 2006 AmerenUE
Appendix B - May 15, 1964 "Pickel Report"
Appendix C - Gouhou Dam Paper
Appendix D - Boring Logs
Appendix E - Laboratory Test Data (29 MB)
Appendix F - Calculations (4.5 MB)
Appendix G - Instrument and Support Drawings

Contact Information


    • Public Inquiries
      Toll-free Telephone: 1-866-208-3372
      Email: customer@ferc.gov

This page was last updated on October 06, 2020

Federal Energy Regulatory Commission Logo

Federal Energy Regulatory Commission

Receive Our Newsletter
Click to Subscribe
  • Twitter
  • Facebook
  • Instagram
  • LinkedIn
  • YouTube
  • Industries & Data
    • Natural Gas
    • Electric
    • Hydropower
    • Market Assessments
    • Oil
    • Resources
  • Enforcement & Legal
    • Enforcement
    • Enforcement Hotline
    • Legal
    • FOIA
    • CEII
  • News & Events
    • News Releases & Headlines
    • Event Calendar
  • About
    • About FERC
    • Commission Members
    • Offices
    • Employee Information
    • Equal Employment Opportunity (EEO)
    • Sitemap
    • Privacy
    • Comment Policy
  • FERC Online
    • eLibrary
    • eRegister
    • eComment
    • eFile
    • eSubscription
    • eService
    • eTariff
    • FERC Filing Fees
  • Administrative Policies
  • Whistleblower Protection
  • Digital Strategy
  • No Fear Act
  • FOIA
  • CEII
  • Privacy Policy
  • Budget & Performance
  • Sitemap