EPA Region 10 Supplemental Ecological Risk Assessment Guidance for Superfund
EPA Region 10 Supplemental Ecological Risk Assessment Guidance for Superfund (86 pp. 613K About PDF)
ABSTRACT
The purpose of the EPA Region 10 Supplemental Ecological Risk Assessment Guidance for Superfund is to summarize and highlight important concepts and steps of the Remedial Investigation/Feasibility Study (RI/FS) relevant to the risk assessment. Also, it is designed to identify specific deliverables that should be submitted to Region 10 during the development of the baseline risk assessment. This guidance is a supplement to the national Ecological Risk Assessment Guidance for Superfund: Process for Designing and Conducting Ecological Risk Assessment (EPA 1996a), Risk Assessment Guidance for Superfund, Volume II (RAGS) (EPA 1991c&d, EPA 1989c&d) and the Framework for Ecological risk Assessment (EPA 1992a).