CCR rule compliance data and information
We provide safe, reliable and sustainable energy solutions in the markets we serve and have an effective system in place to manage coal combustion residuals (CCR) that meets or exceeds all regulations governing CCR requirements. This website contains specific information related to “landfills and/or surface impoundments” of Harding Street Station as outlined by the U.S. Environmental Protection Agency’s CCR requirements under the Resource Conservation and Recovery Act (RCRA) subtitle D program. Information will be added or updated as required.
Impoundment
Pond 1
Aquifer Placement
Wetlands
Fault Areas
Seismic Impact Zones
Unstable Areas
Liner Design
Hazard Potential Classification
Emergency Action Plan (EAP)
- Emergency Action Plan (EAP) Rev 3
- Emergency Action Plan (EAP) Rev 2
- Emergency Action Plan (EAP) Rev 1
- Emergency Action Plan (EAP) Rev 0
Emergency Responders Annual Meeting/Exercise
- 2023 Annual EAP Participant Log
- 2022 Annual EAP Participant Log
- 2021 Annual EAP Participant Log
- 2020 Annual EAP Participant Log
- 2019 Annual EAP Participant Log
Activation of EAP
- There are no documents at this time.
Construction History
Structural Stability Assessments
Corrective Measures - Structural Stability Deficiencies or Releases
- There are no documents at this time.
Safety Factor Assessments
Fugitive Dust Control Plan
Annual Fugitive Dust Control Reports
- 2023 Annual Fugitive Dust Control Reports
- 2022 Annual Fugitive Dust Control Reports
- 2021 Annual Fugitive Dust Control Reports
- 2020 Annual Fugitive Dust Control Reports
- 2019 Annual Fugitive Dust Control Reports
- 2018 Annual Fugitive Dust Control Reports
- 2017 Annual Fugitive Dust Control Reports
- 2016 Annual Fugitive Dust Control Reports
Inflow Design Flood Control System Plan
Annual Inspection
- 2023 Annual Inspection
- 2022 Annual Inspection
- 2020 Annual Inspection
- 2019 Annual Inspection
- 2018 Annual Inspection
- 2017 Annual Inspection
- 2016 Annual Inspection Addendum (IPL CCR 257.83 Volume Table)
- 2016 Annual Inspection
- 2015 Annual Inspection
Corrective Measures - Annual Inspection Deficiencies or Releases
- There are no documents at this time.
Notifications to Land Owners
Annual Groundwater Monitoring and Corrective Action Report
- 2023 Annual Groundwater Monitoring and Corrective Action Revised
- 2023 Annual Groundwater Monitoring and Corrective Action Report
- 2022 Annual Groundwater Monitoring and Corrective Action Report
- 2021 Annual Groundwater Monitoring and Corrective Action Addendum
- 2021 Annual Groundwater Monitoring and Corrective Action Report
- 2020 Annual Groundwater Monitoring and Corrective Action Report
- 2019 Annual Groundwater Monitoring and Corrective Action Report
- 2018 Annual Groundwater Monitoring and Corrective Action Report
- 2017 Annual Groundwater Monitoring and Corrective Action Report
Groundwater Monitoring System Certification
Statistical Method Certification
Establishment of Assessment Monitoring Program
Return to Detection Monitoring
- There are no documents at this time.
Appendix IV Notifications
Initiating Assessment of Corrective Measures
Completed Assessment of Corrective Measures
Selection of Remedy Reports, Semi-annual and Final
- Semi-annual Selection of Remedy (9/13/2024)
- Semi-annual Selection of Remedy (3/18/2024)
- Semi-annual Selection of Remedy (9/20/2023)
- Semi-annual Selection of Remedy (3/20/2023)
- Semi-annual Selection of Remedy (9/21/2022)
- Semi-annual Selection of Remedy (03/10/2022)
- Semi-annual Selection of Remedy (9/14/2021)
- Semi-annual Selection of Remedy (3/12/2021)
- Semi-annual Selection of Remedy (9/14/2020)
- Semi-annual Selection of Remedy (3/13/2020)
Remedy Completion
- There are no documents at this time.
Written Closure Plan
Time Extension Demonstration and Certification to Initiate Closure
- There are no documents at this time.
Time Extension Demonstration and Certification to Complete Closure
- There are no documents at this time.
Notification of Intent to Close Unit
Notification of Closure of Unit
- There are no documents at this time.
Notification of Deed Notation for Closure-in-Place
- There are no documents at this time.
Alternative Closure Requirements - Notification of Intent to Comply
- There are no documents at this time.
Alternative Closure Requirements - Annual Progress Reports
- There are no documents at this time.
Written Post-Closure Plan
Completion of Post-Closure Care Notification
- There are no documents at this time.
Written Retrofit Plan
- There are no documents at this time.
Notification of Intent to Comply with Alternative Retrofit Requirements
- There are no documents at this time.
Annual Reports for Alternative Retrofit Requirements
- There are no documents at this time.
Demonstration for Time Extension for Retrofit
- There are no documents at this time.
Notification of Intent to Initiate Retrofit
- There are no documents at this time.
Notification of Completion of Retrofit
- There are no documents at this time.
Pond 2A
Aquifer Placement
Wetlands
Fault Areas
Seismic Impact Zones
Unstable Areas
Liner Design
Hazard Potential Classification
Emergency Action Plan (EAP)
- Emergency Action Plan (EAP) Rev 3
- Emergency Action Plan (EAP) Rev 2
- Emergency Action Plan (EAP) Rev 1
- Emergency Action Plan (EAP) Rev 0
Emergency Responders Annual Meeting/Exercise
- 2023 Annual EAP Participant Log
- 2022 Annual EAP Participant Log
- 2021 Annual EAP Participant Log
- 2020 Annual EAP Participant Log
- 2019 Annual EAP Participant Log
Activation of EAP
- There are no documents at this time.
Construction History
Structural Stability Assessments
Corrective Measures - Structural Stability Deficiencies or Releases
- There are no documents at this time.
Safety Factor Assessments
Fugitive Dust Control Plan
Annual Fugitive Dust Control Reports
- 2023 Annual Fugitive Dust Control Reports
- 2022 Annual Fugitive Dust Control Reports
- 2021 Annual Fugitive Dust Control Reports
- 2020 Annual Fugitive Dust Control Reports
- 2019 Annual Fugitive Dust Control Reports
- 2018 Annual Fugitive Dust Control Reports
- 2017 Annual Fugitive Dust Control Reports
- 2016 Annual Fugitive Dust Control Reports
Inflow Design Flood Control System Plan
Annual Inspection
- 2023 Annual Inspection
- 2022 Annual Inspection
- 2020 Annual Inspection
- 2019 Annual Inspection
- 2018 Annual Inspection
- 2017 Annual Inspection
- 2016 Annual Inspection Addendum (IPL CCR 257.83 Volume Table)
- 2016 Annual Inspection
- 2015 Annual Inspection
Corrective Measures - Annual Inspection Deficiencies or Releases
- There are no documents at this time.
Notifications to Land Owners
Annual Groundwater Monitoring and Corrective Action Report
- 2023 Annual Groundwater Monitoring and Corrective Action Revised
- 2023 Annual Groundwater Monitoring and Corrective Action Report
- 2022 Annual Groundwater Monitoring and Corrective Action Report
- 2021 Annual Groundwater Monitoring and Corrective Action Addendum
- 2021 Annual Groundwater Monitoring and Corrective Action Report
- 2020 Annual Groundwater Monitoring and Corrective Action Report
- 2019 Annual Groundwater Monitoring and Corrective Action Report
- 2018 Annual Groundwater Monitoring and Corrective Action Report
- 2017 Annual Groundwater Monitoring and Corrective Action Report
Groundwater Monitoring System Certification
Statistical Method Certification
Establishment of Assessment Monitoring Program
Return to Detection Monitoring
- There are no documents at this time.
Appendix IV Notifications
Initiating Assessment of Corrective Measures
Completed Assessment of Corrective Measures
Selection of Remedy Reports, Semi-annual and Final
- Semi-annual Selection of Remedy (9/13/2024)
- Semi-annual Selection of Remedy (3/18/2024)
- Semi-annual Selection of Remedy (9/20/2023)
- Semi-annual Selection of Remedy (3/20/2023)
- Semi-annual Selection of Remedy (10/21/2022)
- Semi-annual Selection of Remedy (03/09/2022)
- Semi-annual Selection of Remedy (10/13/2021)
- Semi-annual Selection of Remedy (4/9/2021)
- Semi-annual Selection of Remedy (10/14/2020)
- Semi-annual Selection of Remedy (4/13/2020)
Remedy Completion
- There are no documents at this time.
Written Closure Plan
Time Extension Demonstration and Certification to Initiate Closure
- There are no documents at this time.
Time Extension Demonstration and Certification to Complete Closure
- There are no documents at this time.
Notification of Intent to Close Unit
Notification of Closure of Unit
- There are no documents at this time.
Notification of Deed Notation for Closure-in-Place
- There are no documents at this time.
Alternative Closure Requirements - Notification of Intent to Comply
- There are no documents at this time.
Alternative Closure Requirements - Annual Progress Reports
- There are no documents at this time.
Written Post-Closure Plan
Completion of Post-Closure Care Notification
- There are no documents at this time.
Written Retrofit Plan
- There are no documents at this time.
Notification of Intent to Comply with Alternative Retrofit Requirements
- There are no documents at this time.
Annual Reports for Alternative Retrofit Requirements
- There are no documents at this time.
Demonstration for Time Extension for Retrofit
- There are no documents at this time.
Notification of Intent to Initiate Retrofit
- There are no documents at this time.
Notification of Completion of Retrofit
- There are no documents at this time.
Pond 2B
Aquifer Placement
Wetlands
Fault Areas
Seismic Impact Zones
Unstable Areas
Liner Design
Hazard Potential Classification
Emergency Action Plan (EAP)
- Emergency Action Plan (EAP) Rev 3
- Emergency Action Plan (EAP) Rev 2
- Emergency Action Plan (EAP) Rev 1
- Emergency Action Plan (EAP) Rev 0
Emergency Responders Annual Meeting/Exercise
- 2023 Annual EAP Participant Log
- 2022 Annual EAP Participant Log
- 2021 Annual EAP Participant Log
- 2020 Annual EAP Participant Log
- 2019 Annual EAP Participant Log
Activation of EAP
- There are no documents at this time.
Construction History
Structural Stability Assessments
Corrective Measures - Structural Stability Deficiencies or Releases
- There are no documents at this time.
Safety Factor Assessments
Fugitive Dust Control Plan
Annual Fugitive Dust Control Reports
- 2023 Annual Fugitive Dust Control Reports
- 2022 Annual Fugitive Dust Control Reports
- 2021 Annual Fugitive Dust Control Reports
- 2020 Annual Fugitive Dust Control Reports
- 2019 Annual Fugitive Dust Control Reports
- 2018 Annual Fugitive Dust Control Reports
- 2017 Annual Fugitive Dust Control Reports
- 2016 Annual Fugitive Dust Control Reports
Inflow Design Flood Control System Plan
Annual Inspection
- 2023 Annual Inspection
- 2022 Annual Inspection
- 2020 Annual Inspection
- 2019 Annual Inspection
- 2018 Annual Inspection
- 2017 Annual Inspection
- 2016 Annual Inspection Addendum (IPL CCR 257.83 Volume Table)
- 2016 Annual Inspection
- 2015 Annual Inspection
Corrective Measures - Annual Inspection Deficiencies or Releases
- There are no documents at this time.
Notifications to Land Owners
Annual Groundwater Monitoring and Corrective Action Report
- 2023 Annual Groundwater Monitoring and Corrective Action Revised
- 2023 Annual Groundwater Monitoring and Corrective Action Report
- 2022 Annual Groundwater Monitoring and Corrective Action Report
- 2021 Annual Groundwater Monitoring and Corrective Action Addendum
- 2021 Annual Groundwater Monitoring and Corrective Action Report
- 2020 Annual Groundwater Monitoring and Corrective Action Report
- 2019 Annual Groundwater Monitoring and Corrective Action Report
- 2018 Annual Groundwater Monitoring and Corrective Action Report
- 2017 Annual Groundwater Monitoring and Corrective Action Report
Groundwater Monitoring System Certification
Statistical Method Certification
Establishment of Assessment Monitoring Program
Return to Detection Monitoring
- There are no documents at this time.
Appendix IV Notifications
Initiating Assessment of Corrective Measures
Completed Assessment of Corrective Measures
Selection of Remedy Reports, Semi-annual and Final
- Semi-annual Selection of Remedy (9/13/2024)
- Semi-annual Selection of Remedy (3/18/2024)
- Semi-annual Selection of Remedy (9/20/2023)
- Semi-annual Selection of Remedy (3/20/2023)
- Semi-annual Selection of Remedy (10/21/2022)
- Semi-annual Selection of Remedy (3/09/2022)
- Semi-annual Selection of Remedy (10/13/2021)
- Semi-annual Selection of Remedy (4/9/2021)
- Semi-annual Selection of Remedy (10/14/2020)
- Semi-annual Selection of Remedy (4/13/2020)
Remedy Completion
- There are no documents at this time.
Written Closure Plan
Time Extension Demonstration and Certification to Initiate Closure
- There are no documents at this time.
Time Extension Demonstration and Certification to Complete Closure
- There are no documents at this time.
Notification of Intent to Close Unit
Notification of Closure of Unit
- There are no documents at this time.
Notification of Deed Notation for Closure-in-Place
- There are no documents at this time.
Alternative Closure Requirements - Notification of Intent to Comply
- There are no documents at this time.
Alternative Closure Requirements - Annual Progress Reports
- There are no documents at this time.
Written Post-Closure Plan
Completion of Post-Closure Care Notification
- There are no documents at this time.
Written Retrofit Plan
- There are no documents at this time.
Notification of Intent to Comply with Alternative Retrofit Requirements
- There are no documents at this time.
Annual Reports for Alternative Retrofit Requirements
- There are no documents at this time.
Demonstration for Time Extension for Retrofit
- There are no documents at this time.
Notification of Intent to Initiate Retrofit
- There are no documents at this time.
Notification of Completion of Retrofit
- There are no documents at this time.
Pond 3
Aquifer Placement
Wetlands
Fault Areas
Seismic Impact Zones
Unstable Areas
Liner Design
Hazard Potential Classification
Emergency Action Plan (EAP)
- Emergency Action Plan (EAP) Rev 3
- Emergency Action Plan (EAP) Rev 2
- Emergency Action Plan (EAP) Rev 1
- Emergency Action Plan (EAP) Rev 0
Emergency Responders Annual Meeting/Exercise
- 2023 Annual EAP Participant Log
- 2022 Annual EAP Participant Log
- 2021 Annual EAP Participant Log
- 2020 Annual EAP Participant Log
- 2019 Annual EAP Participant Log
Activation of EAP
- There are no documents at this time.
Construction History
Structural Stability Assessments
Corrective Measures - Structural Stability Deficiencies or Releases
- There are no documents at this time.
Safety Factor Assessments
Fugitive Dust Control Plan
Annual Fugitive Dust Control Reports
- 2023 Annual Fugitive Dust Control Reports
- 2022 Annual Fugitive Dust Control Reports
- 2021 Annual Fugitive Dust Control Reports
- 2020 Annual Fugitive Dust Control Reports
- 2019 Annual Fugitive Dust Control Reports
- 2018 Annual Fugitive Dust Control Reports
- 2017 Annual Fugitive Dust Control Reports
- 2016 Annual Fugitive Dust Control Reports
Inflow Design Flood Control System Plan
Annual Inspection
- 2023 Annual Inspection
- 2022 Annual Inspection
- 2020 Annual Inspection
- 2019 Annual Inspection
- 2018 Annual Inspection
- 2017 Annual Inspection
- 2016 Annual Inspection Addendum (IPL CCR 257.83 Volume Table)
- 2016 Annual Inspection
- 2015 Annual Inspection
Corrective Measures - Annual Inspection Deficiencies or Releases
- There are no documents at this time.
Notifications to Land Owners
Annual Groundwater Monitoring and Corrective Action Report
- 2023 Annual Groundwater Monitoring and Corrective Action Revised
- 2023 Annual Groundwater Monitoring and Corrective Action Report
- 2022 Annual Groundwater Monitoring and Corrective Action Report
- 2021 Annual Groundwater Monitoring and Corrective Action Addendum
- 2021 Annual Groundwater Monitoring and Corrective Action Report
- 2020 Annual Groundwater Monitoring and Corrective Action Report
- 2019 Annual Groundwater Monitoring and Corrective Action Report
- 2018 Annual Groundwater Monitoring and Corrective Action Report
- 2017 Annual Groundwater Monitoring and Corrective Action Report
Groundwater Monitoring System Certification
Statistical Method Certification
Establishment of Assessment Monitoring Program
Return to Detection Monitoring
- There are no documents at this time.
Appendix IV Notifications
Initiating Assessment of Corrective Measures
Completed Assessment of Corrective Measures
Selection of Remedy Reports, Semi-annual and Final
- Semi-annual Selection of Remedy (9/13/2024)
- Semi-annual Selection of Remedy (3/18/2024)
- Semi-annual Selection of Remedy (9/20/2023)
- Semi-annual Selection of Remedy (3/20/2023)
- Semi-annual Selection of Remedy (10/21/2022)
- Semi-annual Selection of Remedy (3/09/2022)
- Semi-annual Selection of Remedy (10/13/2021)
- Semi-annual Selection of Remedy (4/9/2021)
- Semi-annual Selection of Remedy (10/14/2020)
- Semi-annual Selection of Remedy (4/13/2020)
Remedy Completion
- There are no documents at this time.
Written Closure Plan
Time Extension Demonstration and Certification to Initiate Closure
- There are no documents at this time.
Time Extension Demonstration and Certification to Complete Closure
- There are no documents at this time.
Notification of Intent to Close Unit
Notification of Closure of Unit
- There are no documents at this time.
Notification of Deed Notation for Closure-in-Place
- There are no documents at this time.
Alternative Closure Requirements - Notification of Intent to Comply
- There are no documents at this time.
Alternative Closure Requirements - Annual Progress Reports
- There are no documents at this time.
Written Post-Closure Plan
Completion of Post-Closure Care Notification
- There are no documents at this time.
Written Retrofit Plan
- There are no documents at this time.
Notification of Intent to Comply with Alternative Retrofit Requirements
- There are no documents at this time.
Annual Reports for Alternative Retrofit Requirements
- There are no documents at this time.
Demonstration for Time Extension for Retrofit
- There are no documents at this time.
Notification of Intent to Initiate Retrofit
- There are no documents at this time.
Notification of Completion of Retrofit
- There are no documents at this time.