PETTITIONED PUBLIC HEALTH ASSESSMENT
KOPPERS COMPANY, INCORPORATED (OROVILLE PLANT)
[a/k/a KOPPERS (OROVILLE)]
OROVILLE, BUTTE COUNTY, CALIFORNIA
EPA FACILITY ID: CAD009112087
September 27, 2000
Prepared by:
Petition Response Section
Exposure Investigation and Consultation Branch
Division of Health Assessment and Consultation
Agency for Toxic Substances and Disease Registry
TABLE OF CONTENTS
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A. Assessment Methodology
B. Possible Exposures to Site-Related Contaminants
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PCP in Groundwater
Air
Dioxins/Furans in Homegrown Farm Products
Soil and Fire Debris
Surface Water/Sediment
D. Health Outcome Evaluation
APPENDIX C-ATSDR Public Health Assessment Methodology
APPENDIX D-Summary of Biologic Monitoring and Health Outcome Data
APPENDIX E-Dioxins/Furans Toxicologic Summary
APPENDIX F-Response to Public Comments
| ATSDR | Agency for Toxic Substances and Disease Registry |
|---|---|
| bgs | below ground surface |
| CERCLA | Comprehensive Environmental Response, Compensation, and Liability Act |
| CPF | cancer potency factor |
| CV | comparison value |
| EPA | United States Environmental Protection Agency |
| F.E. Warren | F.E. Warren Air Force Base |
| FFA | Federal Facilities Agreement |
| IRP | Installation Restoration Program |
| LOAEL | lowest-observed-adverse-effect-level |
| MCL | maximum contaminant level |
| mg/kg/day | milligram of contaminant per kilogram body weight per day |
| MRL | ATSDR minimal risk level |
| mg/m3 | milligram per cubic meter |
| NOAEL | no-observed-adverse-effect-level |
| OU | operable unit |
| PAH | polycyclic aromatic hydrocarbon |
| PCB | polychlorinated biphenyl |
| PCE | tetrachloroethylene |
| PHA | public health assessment |
| PHAP | public health action plan |
| ppb | parts per billion |
| ppm | parts per million |
| RCRA | Resource Conservation and Recovery Act |
| RfD | reference dose |
| RI | remedial investigation |
| ROD | record of decision |
| SSL | EPA soil screening level |
| SVOC | semivolatile organic compound |
| TCE | trichloroethylene |
| USAF | U.S. Air Force |
| UST | underground storage tank |
| VOC | volatile organic compound |
| WDEQ | Wyoming Department of Environmental Quality |
