Though this list contains the previous and most current list of guidance documents in use around EPA, for a full list of EPA Risk Assessment guidelines visit: EPA's Risk Assessment Portal.

Defn: Guidance Document - A peer-reviewed document stating overarching principles and practices to be followed (also includes handbook documents).

Benchmark Dose Technical Guidance Document (2000)  
Child-Specific Exposure Factors Handbook (Draft) 2007 Preceded by:
Child-Specific Exposure Factors Handbook (Interim Report) (2002)
Exposure Factors Handbook (coming soon) Preceded by:
Exposure Factors Handbook (1997)
Guidance on Dermal Exposure Assessment: Principles and Applications (Draft) (1992)  
Guidance on PCBs: Cancer Dose-Response Assessment and Application to Environmental Mixtures (1996)  
Guidance for Quantitative Risk Assessment of Polycyclic Aromatic Hydrocarbons (1993)  
Guidance on Selecting Age Groups for Monitoring and Assessing Childhood Exposures to Environmental Contaminants (2006) Preceded by:
Guidance on Identifying the Appropriate Age Groups for Assessing Childhood Exposure and Risk (2004)
Guidance on All-Ages Lead Model (AALM) Version 1.05 (Draft) (2005)
Handbook for Use of Data from the National Health and Nutrition Examination Surveys (NHANES): A Goldmine of Data for Environmental Health Analyses (2003)  
Harmonization in Interspecies Extrapolation: Use of BW ¾ as Default Method in Derivation of the Oral RfD (Draft) (2006) ) Preceded by:
Interim Procedures for Estimating Risks Associated with Exposures to Mixtures of Chlorinated Dibenzo-p-Dioxins and Dibenzofurans (CDDs and CDFs) and 1989 Update (1989)
Metal Finishing Facility Risk Screening Tool: Technical Documentation and User's Guide (2001)  
Stressor Identification Guidance Document (2000)  
Supplemental Guidance for Assessing Susceptibility from Early-Life Exposure to Carcinogens (2005) Preceded by:
Supplemental Guidance for Assessing Cancer Susceptibility from Early-Life Exposure to Carcinogens (Draft) (2003)
Supplementary Guidance for Conducting
Health Risk Assessment of Chemical
Preceded by:
Guidelines for Chemical Mixtures Risk Assessment (1986)