PUBLIC HEALTH ASSESSMENT
STIBNITE/YELLOW PINE MINING AREA
STIBNITE, VALLEY COUNTY, IDAHO
EPA FACILITY ID: IDD980665459
September 5, 2003
Prepared by:
Bureau of Environmental Health and Safety
Division of Health
Idaho Department of Health and Welfare
Under a Cooperative Agreement with the
Agency for Toxic Substances and Disease Registry
TABLE OF CONTENTS
3. ENVIRONMENTAL CONTAMINATION AND OTHER HAZARDS
5. DISCUSSION - ADULT AND CHILDREN'S HEALTH ISSUES
Appendix A. Stibnite Location and Sampling Maps
Appendix B. ATSDR Interim Public Health Hazard Categories
Appendix C. Contaminants of Concern Selection and Estimated Non-Carcinogenic Exposure Doses
Appendix D. Estimated Carcinogenic Exposure Doses and Cancer Risk
Appendix E. Expsoure Dose Calculation Equations
Appendix F. Cancer Risk Calculation Equation
Appendix G. ATSDR Glossary of Environmental Health Terms
Appendix H. Stibnite Mine Public Health Assessment Public Release Review Comments Addressed
Table 1. Completed Exposure Pathways
Table 2. Potential Exposure Pathways
Table 3. Eliminated Exposure Pathways
Table 4. Exposure Assumptions Summary
Table B-1. Interim Public Health Hazard Categories
Table C-1. Health Comparison Values
Table C-2. Contaminants of Corcern in Surface Soil of Meadow Greek exposure Areas
Table C-3. Contaminants of Corcern in Surface Soil of Bradley waste Rock Dumps and Hot Spots
Table C-4. Contaminants of Corcern in Surface Water of different Exposure Locations
Table C-6. Health Guidelines Values
Table C-9. Estimated Daily Exposure Dose of Concerned Contaminants from Ingestion of Surface water
Table D-1. Summary of Carcinogenic Expsoure Dose and Cancer Risk of Arsenic in Different Areas
AL |
Action Level |
AOC | Administrative Order of Consent |
ATV | All Terrain Vehicle |
ATSDR | Agency of Toxic Substances and Disease Registry |
BEHS | Bureau of Environmental Health and Safety |
C-EMEG | Chronic Environmental Media Evaluation Guide |
CEL | Cancer Effect Level |
CERCLA | Comprehensive Emergency Response Cleanup and Liability Act |
CREG | Cancer Risk Evaluation Guide |
CV | Comparison Value |
EFSFSR |
East Fork of the South Fork of the Salmon River |
EMEG | Environmental Media Evaluation Guide |
EPA | United States Environmental Protection Agency |
g/day | grams per day |
HOD | Health Outcome Data |
HRS | Hazard Ranking System |
I-EMEG | Intermediate Environmental Media Evaluation Guide |
IDEQ | Idaho Department of Environmental Quality |
L/day | liters per day |
LOAEL |
Lowest Observed Adverse Effect Level |
LTHA | Lifetime Health Advisory (for drinking water) |
MAX | Maximum Concentration |
MCL | Maximum Contaminant Level |
MCLG | Maximum Contaminant Level Goal |
MRL | Minimal Risk Level |
mg/day | milligrams per day |
mg/kg | milligrams per kilogram |
mg/kg/day |
milligrams per kilogram per day |
mg/L | milligrams per liter |
NPL | National Priorities List |
NOAEL | No Observed Adverse Effect Level |
PA | Preliminary Assessment |
PRG | Preliminary Remediation Goal |
PWS | Public Water System |
QA/QC | Quality Assurance/Quality Control |
RfD | Reference Dose |
RME | Reasonable Maximum Exposure Concentration |
RMEG | Reference Dose Media Evaluation Guide |
RS-PRG | Residential Soil Preliminary Remediation Goal |
SI | Site Investigation |
SMI | Stibnite Mine Incorporated |
TW-PRG | Tap Water Preliminary Remediation Goal |
µg/g | micrograms per gram |
µg/L | micrograms per liter |
USFS | United States Forest Service |