Compliance Inspection Manual for National Pollutant Discharge Elimination System
This manual presents standard procedures for National Pollutant Discharge Elimination System inspections of wastewater treatment plants, pretreatment facilities, and other sites.
- NPDES Compliance Inspection Manual (pdf)
- NPDES Compliance Inspection Manual without Appendices (pdf)
- NPDES Compliance Inspection Manual (Cover - Chapter 10) (pdf)
- NPDES Compliance Inspection Manual (Chapters 11 - 19) (pdf)
- NPDES Compliance Inspection Manual (Appendices A - AC) (pdf)
- NPDES Compliance Inspection Manual (Appendices AD - AR) (pdf)
- Chapter 1 - Introduction (pdf)
- Chapter 2 - Inspection Procedures (pdf)
- Chapter 3 - Documentation/Recordkeeping and Reporting (pdf)
- Chapter 4 - Facility Site Review - Wastewater Treatment Plants (pdf)
- Chapter 5 - Sampling (pdf)
- Chapter 6 - Flow Measurement (pdf)
- Chapter 7 - Laboratory Procedures and Quality Assurance (pdf)
- Chapter 8 - Toxicity (pdf)
- Chapter 9 - Pretreatment (pdf)
- Chapter 10 - Sewage Sludge (Biosolids) (pdf)
- Chapter 11 - Stormwater (pdf)
- Chapter 12 - Combined Sewer Overflows (pdf)
- Chapter 13 - Sanitary Sewer Overflows (pdf)
- Chapter 14 - Inspecting Green Infrastructure Controls (pdf)
- Chapter 15 - CAFO Program Inspections (pdf)
- Chapter 16 - Vessel General permit (VGP) (pdf)
- Chapter 17 - Pollution Prevention (pdf)
- Chapter 18 - Multimedia Concerns (pdf)
- Chapter 19 - Appearing as a Witness (pdf)
- Appendix A – EPA Order 3500.1, Training and Development for Individuals who lead Compliance Inspections/Field Investigations (pdf)
- Appendix B – EPA Order 3510, EPA Federal Credentials for Inspections and Enforcement of Environmental Statutes (pdf)
- Appendix C – EPA Order 1440.2, Health and Safety Requirements for Employees Engaged in Field Activities (pdf)
- Appendix D – EPA’s Memorandum on Practices to Follow and Avoid when Requesting Information (pdf)
- Appendix E – Sample CWA Section 308 Information Collection Request Letter (308 Letter) (pdf)
- Appendix F – Final Fact Sheet: The Do’s and Don’ts of Using U.S. EPA Credentials (pdf)
- Appendix G - EPA's Memorandum On Entry Procedures (pdf)
- Digital Image Guidance for EPA Civil Inspections and Investigations (pdf)
- Appendix I – EPA's Memorandum On Deficiency Notice Guidance (pdf)
- Appendix J – Inspection Conclusion Data Summary (ICDS) (pdf)
- Appendix K – Draft Guidance for Releasing Civil Inspection Reports (pdf)
- Appendix L – Sample Discharge Monitoring Report (DMR) Form (pdf)
- Appendix M – Example Chain-of-Custody Form (pdf)
- Appendix N – Updated Fact Sheet: Department of Transportation Hazardous Materials (pdf)
- Appendix O – Supplemental Flow Measurement Information (pdf)
- Appendix P – Sludge Inspection Checklists (pdf)
- Appendix Q – No Exposure Certification Form (pdf)
- Appendix R – NPDES Industrial Storm Water Investigation and Case Development (Industrial) (pdf)
- Appendix S – Industrial Source Control BMP Questions (pdf)
- Appendix T – Notice of Termination for Stormwater (pdf)
- Appendix U – Typical "C" Coefficients (pdf)
- Appendix V – Rain Zones of the United States (pdf)
- Appendix W – NOAA Rainfall Worksheet (pdf)
- Appendix X – NPDES Industrial Storm Water Investigation and Case Development (Construction) (pdf)
- Appendix Y – Construction Source Control BMP Questions (pdf)
- Appendix Z – Infiltration Control Inspection Form (pdf)
- Appendix AA – Permeable Pavements Inspection Form (pdf)
- Appendix AB – Rainwater Harvest Inspection Form (pdf)
- Appendix AC – Green Roof Inspection Form (pdf)
- Appendix AD – Animal Industry Overview (pdf)
- Appendix AE – Management/Soil Science (pdf)
- Appendix AF – Standard Operating Procedure (SOP): Biosecurity Procedures for Visits to Livestock and Poultry Facilities (pdf)
- Appendix AG – Field and Personal Protective Equipment (pdf)
- Appendix AH – Mapping Tool (Region 5) (pdf)
- Appendix AI – Sample Permitted CAFO Inspection Checklist (pdf)
- Appendix AJ – Regional Inspections Checklists (pdf)
- Appendix AK – Growth Stages of Common Field Crops (pdf)
- Appendix AL – Inspection Introduction Letter (pdf)
- Appendix AM – Sampling Procedures and Equipment (pdf)
- Appendix AN – Sample Quality Assurance Project Plan (QAPP) (pdf)
- Appendix AO – Detailed Review of Nutrient Management Plan Implementation (pdf)
- Appendix AP – Inspection Report Template (R7) (pdf)
- Appendix AQ – Media-Specific Inspection Components (pdf)
- Appendix AR – National Multimedia Screening Inspection Worksheet (pdf)