USEPA CERCLA Guidance Documents

up the site to within the range set in Step 7. A risk manager must take many

factors into consideration when making a decision. These factors include:

a. Compliance with regulations.

b. Long-term and short-term effectiveness.

c. Cost, state acceptance.

d. Community acceptance.

At the end of Step 8 is an SMDP for approval of the risk management decision,

which is finalized in a Record of Decision (ROD).

This guidance document clearly outlines the necessary steps to conduct an

ecological risk assessment. It also includes a glossary of important terms, and

appendix entitled "Example Ecological Risk Assessments," an appendix entitled

"Supplemental Guidance on Literature Search," an appendix on "Statistical

Considerations," and a copy of the "Representative Sampling Guidance

Document, Volume 3: Ecological" (USEPA/ERT 1997).

USEPA CERCLA Guidance Documents

Document: "Risk assessment guidance for superfund, Volume I, Human-

health evaluation manual (Part A), Interim final," (USEPA/OERR 1989a).

Document: "Risk assessment guidance for superfund, (RAGS) Volume II,

Environmental evaluation manual, Interim final" (USEPA/OERR 1989b).

Document: "Risk assessment guidance for superfund, Volume I, Human

health evaluation manual (Part C) Risk evaluation of remedial alternatives,"

(USEPA/OERR 1991).

Document: "Guidance for data usability in risk assessment (Part A), Final

publication" (USEPA/OERR 1992b).

Document: "Guidance for the data quality objectives process" (EPA/600/R-

96/055), USEPA Quality Assurance Management Staff, Washington, DC.

(USEPA/ORD 1994).

USACE Guidance Documents

Document: "Risk assessment handbook human health evaluation," EM 200-1-

4, U.S. Army Corps of Engineers, Washington, DC. (Headquarters, USACE

1995).

Contact: None Given

A12

Appendix A Summary of Federal, State, and Regional Guidance