Subpart A. Subpart A—Offshore Subcategory

• § 435.10 - Applicability; description of the offshore subcategory.
• § 435.11 - Specialized definitions.
• § 435.12 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
• § 435.13 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
• § 435.14 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
• § 435.15 - Standards of performance for new sources (NSPS).

• APPENDIX

  • Appendix 1 to Subpart A of Part 435—Static Sheen Test (EPA Method 1617)
  • Appendix 2 to Subpart A of Part 435—Drilling Fluids Toxicity Test (EPA Method 1619)
  • Appendix 3 to Subpart A of Part 435—Procedure for Mixing Base Fluids With Sediments (EPA Method 1646)
  • Appendix 4 to Subpart A of Part 435—Protocol for the Determination of Degradation of Non-Aqueous Base Fluids in a Marine Closed Bottle Biodegradation Test System: Modified ISO 11734:1995 (EPA Method 1647)
  • Appendix 5 to Subpart A of Part 435—Determination of Crude Oil Contamination in Non-Aqueous Drilling Fluids by Gas Chromatography/Mass Spectrometry (GC/MS) (EPA Method 1655)
  • Appendix 6 to Subpart A of Part 435—Reverse Phase Extraction (RPE) Method for Detection of Oil Contamination in Non-Aqueous Drilling Fluids (NAF) (GC/MS) (EPA Method 1670)
  • Appendix 8 to Subpart A of Part 435—Reference C16-C18 Internal Olefin Drilling Fluid Formulation