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EcoRisk View ECOLOGICAL RISK ASSESSMENT |
| OVERVIEW | PROTOCOL | DEMO | MERCURY |  |
U.S. EPA - OSW SCREENING LEVEL ECOLOGICAL
RISK ASSESSMENT PROTOCOL (SLERAP)EcoRisk View fully implements the latest U.S. EPA guidance for evaluating ecological risks: the 1999 U.S. EPA - OSW Screening Level Ecological Risk Assessment Protocol. The protocol is available below - please note that all files are in PDF format and require Adobe Acrobat Reader to view and print.
Screening Level Ecological Risk Assessment Protocol
Chapter 1: (205kb) Introduction with objectives and purpose, related Trial burn issues, reference documents and organization of remainder of document.
Chapter 2: (1040kb) Facility Characterization discussing compiling basic facility information, identifying emission sources, estimating emission rates, identifying compounds of potential concern (COPCs), estimating COPC concentrations for non-detects and evaluating contamination in blanks.
Chapter 3: (606kb) Air Dispersion and Deposition Modeling with recommended models, site-specific characterization, use of unit emission rate, partitioning of emissions, meteorological data requirements, meteorological preprocessors, ISCST3 model input files, ISCST3 model execution, use of modeled output, modeling fugitive emissions and modeling acute risk.
Chapter 4: (848kb) Problem Formulation with exposure setting characterization, food web development, selecting assessment endpoints and identifying measures of effect.
Chapter 5: (162kb) Analysis with exposure assessment and toxicity assessment.
Chapter 6: (76kb) Risk Characterization with risk estimation, risk description and uncertainty and limitations of the Screening Level Risk Assessment.
References: (118kb) References used in this document.
Appendix A - Chemical-specific Data
Appendix A: Consists of the following two documents:
A-1: Chemicals for Consideration as Compounds of Potential Concern
A-2: Compound Specific Parameter Values
Appendix B to H
Appendix B: (667kb) Estimating Media Concentration Equations and Variable Values
Appendix C: (734kb) Media-To-Receptor Bioconcentration Factors (BCFs)
Appendix D: (232kb) Bioconcentration Factors (BCFs) for Wildlife Measurement Receptors
Appendix E: (481kb) Toxicity Reference Values
Appendix F: (1001kb) Equations for Computing COPC Concentrations and COPC Dose Ingested Terms
Appendix G: (18kb) State Natural Heritage Programs
Appendix H: (510 kb) Toxicological Profiles
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