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• 2.0 Hazard Identification (PDF)
• 3.0 Exposure Assessment (PDF)
• 4.0 Dose-Response Assessment (PDF)
• 5.0 Risk Characterization (PDF)

• 6.0 Analysis of Example Options for the §403 Standards (PDF)
• 7.0 References (PDF)

• Appendix A (PDF) Glossary to Section 2.1
• Appendix B (PDF) Calculating Average IQ Decrement Assuming a Non-zero Threshold on the IQ/Blood-Lead Concentration Relationship
• Appendix C (PDF) Method to Imputing Household Average Environmental-Lead Levels for Housing Units in the National Survey of Lead and Allergens in Housing (NSLAH)
• Appendix D1 (PDF) Summaries of Interim Dust-Lead Loading Data from the National Survey of Lead and Allergens in Housing (NSLAH), Where Imputed Data are Excluded
• Appendix D2 (PDF) Summaries of Interim Yard-Wide Average Soil-Lead Concentration Data from the National Survey of Lead and Allergens in Housing (NSLAH), Where Imputed Data are Excluded
• Appendix E (PDF) Method to Estimating Total Soil-Lead Concentration from Analytical Results for Fine and Coarse Soil Fractions
• Appendix F (PDF) Comparison and Contrast of Risk Estimates from the HUD Model and the Rochester Multimedia Model Developed in the §403 Risk Analysis
• Appendix G (PDF) Performance Characteristics Analysis Cited in the §403 Proposed Rule
• Appendix H (PDF) Review of Published Information on Post-Intervention Wipe Dust-Lead Loadings on Floors and Window Sills
• Appendix I (PDF) An Assessment of Dust-Lead Levels in Carpeted Floors and Their Relation to Children's Blood-Lead Concentration, Using Data from the Rochester Lead-in-Dust Study and the HUD Grantees Program Evaluation
• Appendix J (PDF) Additional Performance Characteristics Analyses, Where Candidate Standards for Lead in Play-area Soils Are Considered