Subpart D. Subpart D—Standards for the Disposal of Coal Combustion Residuals in Landfills and Surface Impoundments

• § 257.50 - Scope and purpose.
• § 257.51 - [Reserved]
• § 257.52 - Applicability of other regulations.
• § 257.53 - Definitions.

• Location Restrictions

  • SECTION § 257.60 - Placement above the uppermost aquifer.
  • SECTION § 257.61 - Wetlands.
  • SECTION § 257.62 - Fault areas.
  • SECTION § 257.63 - Seismic impact zones.
  • SECTION § 257.64 - Unstable areas.

• Design Criteria

  • SECTION § 257.70 - Design criteria for new CCR landfills and any lateral expansion of a CCR landfill.
  • SECTION § 257.71 - Liner design criteria for existing CCR surface impoundments.
  • SECTION § 257.72 - Liner design criteria for new CCR surface impoundments and any lateral expansion of a CCR surface impoundment.
  • SECTION § 257.73 - Structural integrity criteria for existing CCR surface impoundments.
  • SECTION § 257.74 - Structural integrity criteria for new CCR surface impoundments and any lateral expansion of a CCR surface impoundment.
  • SECTION § 257.75 - Requirements for identifying CCR management units.

• Operating Criteria

  • SECTION § 257.80 - Air criteria.
  • SECTION § 257.81 - Run-on and run-off controls for CCR landfills.
  • SECTION § 257.82 - Hydrologic and hydraulic capacity requirements for CCR surface impoundments.
  • SECTION § 257.83 - Inspection requirements for CCR surface impoundments.
  • SECTION § 257.84 - Inspection requirements for CCR landfills.

• Groundwater Monitoring and Corrective Action

  • SECTION § 257.90 - Applicability.
  • SECTION § 257.91 - Groundwater monitoring systems.
  • SECTION § 257.92 - [Reserved]
  • SECTION § 257.93 - Groundwater sampling and analysis requirements.
  • SECTION § 257.94 - Detection monitoring program.
  • SECTION § 257.95 - Assessment monitoring program.
  • SECTION § 257.96 - Assessment of corrective measures.
  • SECTION § 257.97 - Selection of remedy.
  • SECTION § 257.98 - Implementation of the corrective action program.

• Closure and Post-Closure Care

  • SECTION § 257.100 - Inactive CCR surface impoundments and Legacy CCR surface impoundments.
  • SECTION § 257.101 - Closure or retrofit of CCR units.
  • SECTION § 257.102 - Criteria for conducting the closure or retrofit of CCR units and closure of CCR management units.
  • SECTION § 257.103 - Alternative closure requirements.
  • SECTION § 257.104 - Post-closure care requirements.

• Recordkeeping, Notification, and Posting of Information to the Internet

  • SECTION § 257.105 - Recordkeeping requirements.
  • SECTION § 257.106 - Notification requirements.
  • SECTION § 257.107 - Publicly accessible internet site requirements.

• APPENDIX

  • Appendix I to Part 257—Maximum Contaminant Levels (MCLs)
  • Appendix II to Part 257
  • Appendix III to Part 257—Constituents for Detection Monitoring
  • Appendix IV to Part 257—Constituents for Assessment Monitoring