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Petitioned Public Health Assessment
Soil Pathway Evaluation,
Isla de Vieques Bombing Range,
Vieques, Puerto Rico
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February 7, 2003
Prepared by:
Federal Facilities Assessment Branch
Division of Health Assessment and Consultation
Agency for Toxic Substances and Disease Registry
Table of Contents
- Abbreviations
- Summary
- Introduction
- Background
- Land Use
- Demographics
- Climate
- Geology
- Hydrogeology
- Navy Operational History
- ATSDR Involvement at Vieques
- Summary of the Available Soil Sampling on Vieques
- Quality Assurance and Quality Control
- Soil Characteristics
- Background
- Comparison of Vieques to the Mainland of Puerto Rico and the United States
- Comparison of the LIA to the Remainder of Vieques
- Movement of Contamination from the LIA to the Residential Area
- Evaluation of the Soil Exposure Pathway
- Introduction
- Methods Used to Evaluate Public Health
- Public Health Evaluation
- Are the residents of Vieques being exposed to harmful levels of chemicals in the soil on Vieques?
- Were the protestors who occupied portions of the LIA from April 1999 to May 2000 exposed to harmful levels of chemicals in the soil?
- Community Health Concerns
- Heavy Metal Contamination in Plants
- Heavy Metal Contamination in Livestock
- Hair Analysis
- ATSDR Child Health Initiative
- Conclusions
- Public Health Action Plan
- Preparers of Report, References
- Tables
- Figures
- Appendices
- List of Exhibits
- Exhibit 1. Comparison of Significantly Different Metals in Kv and non-Kv Geologic Units
- Exhibit 2. Comparison of Significantly Different Metals in Kv and Tl Geologic Units
- Exhibit 3. Estimated Exposure Doses Compared to Health Guidelines
- List of Tables
- Table 1. 2000 US Census Data for Vieques
- Table 2. Ranges and Averages of the Chemicals Detected in Soil on Vieques, Sediments on the Mainland of Puerto Rico, and Soil on the United States
- Table 3. Ranges and Averages for Chemicals Detected in Sediment on the Former NASD Compared to the Mainland of Puerto Rico
- Table 4. Ranges and Averages for Chemicals Detected in Soil at the LIA Compared to the Remainder of Vieques
- Table 5. Comparison of Tl Geologic Units Within the LIA and Outside the LIA
- Table 6. Comparison of Kv Geologic Units Within the LIA and Outside the LIA
- Table 7. Ranges and Averages for Chemicals Detected in Soil at the LIA Compared to the Former NASD
- Table 8. Summary of Pathways Evaluated in this Public Health Assessment
- Table 9. Chemicals Detected in the Soil on Vieques
- Table 10. Chemicals Detected on the LIA in Areas Where Protestors Lived
- List of Figures
- Figure 1. Location of Vieques
- Figure 2. Vieques Land Use
- Figure 3. Geologic Units on Vieques
- Figure 4. Locations of Soil Samples Collected on Vieques
- Figure 5. Locations of LIA Soil Samples
- Figure 6. Strontium Concentrations in Surface Soils
- Figure 7. Calcium Concentrations in Surface Soils
- Figure 8. Chromium Concentrations in Surface Soils
- Figure 9. ATSDR Exposure Evaluation Process
- Figure 10. Locations of Maximum Detections of Selected Metals in Soils
- List of Appendices
- Appendix A. Comparison Values
- Appendix B. ATSDR's Glossary of Terms
- Appendix C. Sampled Chemicals
- Appendix D. Responses to Public Comments
| AT | averaging time |
|---|---|
| ATSDR | Agency for Toxic Substances and Disease Registry |
| AFWTF | Atlantic Fleet Weapons Training Facility |
| BW | body weight |
| CDC | Centers for Disease Control and Prevention |
| CEL | cancer effects level |
| Conc. | Concentration of chemical |
| CREG | cancer risk evaluation guides |
| DHHS | US Department of Health and Human Services |
| ED | exposure duration |
| EF | exposure frequency |
| EMA | Eastern Maneuver Area |
| EMEG | environmental media evaluation guides |
| EPA | US Environmental Protection Agency |
| FDA | US Food and Drug Administration |
| HMX | cyclotetramethylene tetranitramine |
| IARC | International Agency for Research on Cancer |
| IR | ingestion rate |
| kg | kilograms |
| LIA | Live Impact Area |
| mg | milligrams |
| MRL | minimal risk level |
| NASD | Naval Ammunition Support Detachment |
| NOAEL | no observed adverse effects level |
| NPL | National Priorities List |
| PHA | public health assessment |
| ppm | parts per million |
| PRDNR | Puerto Rico Department of Natural Resources |
| PRDOH | Puerto Rico Department of Health |
| RBC | risk-based concentration |
| RDX | cyclotrimethylene trinitramine |
| RfD | reference dose |
| RMEG | reference dose media evaluation guides |
| SSL | soil screening level |
| tetryl | methyl-2,4,6-trinitrophenylnitramine |
| TNT | 2,4,6-trinitrotoluene |
| µg/dl | micrograms per deciliter |
| USDA | US Department of Agriculture |
| USGS | US Geological Survey |
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