CFR›Title 40›Chapter I›Part 434›Appendix Appendix A to Part 434 CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Appendix A to Part 434—Alternate Storm Limitations for Acid or Ferruginous Mine Drainage Previous A Subpart A—General Provisions Next Appendix B to Part 434 Appendix B to Part 434—Baseline Determination and Compliance Monitoring for Pre-existing Discharges at Remining Operations